150d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe#include <stdio.h> 250d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe#include <stdlib.h> 3142575e6579462656a6d0f7c50ec8c35b8a08802Jens Axboe#include <stdarg.h> 450d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe#include <unistd.h> 550d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe#include <limits.h> 650d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe#include <errno.h> 750d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe#include <sys/poll.h> 850d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe#include <sys/types.h> 950d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe#include <sys/wait.h> 10d05c4a03365f1b677c05840865e67ffaf2c5b05bJens Axboe#include <sys/socket.h> 1187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe#include <sys/stat.h> 1287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe#include <sys/un.h> 131f51bba9851d792fcf87e05f302162d50854c3a8Bruce Cran#include <sys/uio.h> 1450d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe#include <netinet/in.h> 1550d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe#include <arpa/inet.h> 1650d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe#include <netdb.h> 17e46d809110bd4ad2980ca64931b683673444454bJens Axboe#include <syslog.h> 189e22ecb0271038f61e00e448d8839f0c1bf6017eJens Axboe#include <signal.h> 193989b14303458519192f4ace8caf091d587f5e6eJens Axboe#ifdef CONFIG_ZLIB 201b42725f06f8906b9b99381da3490484f59df28aJens Axboe#include <zlib.h> 213989b14303458519192f4ace8caf091d587f5e6eJens Axboe#endif 2250d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe 2350d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe#include "fio.h" 24132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe#include "server.h" 25fcee5ff6f30d0f05582a378a310ed1f68491766fJens Axboe#include "crc/crc16.h" 26c7c6cb4cb3114ec4ce3107e15c184e161b50122eJens Axboe#include "lib/ieee754.h" 2789cf1480594858ad4e02499834c04fe48ff0a89dJens Axboe 285adc2447a8d52322981da4cd364a560bbd9d8351Stephen M. Cameronint fio_net_port = FIO_NET_PORT; 2950d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe 30009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboeint exit_backend = 0; 31009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe 3246c48f1f9b8ce94132c13638e4c83c13e1d392daJens Axboestatic int server_fd = -1; 3387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic char *fio_server_arg; 3487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic char *bind_sock; 3587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic struct sockaddr_in saddr_in; 36811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboestatic struct sockaddr_in6 saddr_in6; 37811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboestatic int use_ipv6; 383989b14303458519192f4ace8caf091d587f5e6eJens Axboe#ifdef CONFIG_ZLIB 393989b14303458519192f4ace8caf091d587f5e6eJens Axboestatic unsigned int has_zlib = 1; 403989b14303458519192f4ace8caf091d587f5e6eJens Axboe#else 413989b14303458519192f4ace8caf091d587f5e6eJens Axboestatic unsigned int has_zlib = 0; 423989b14303458519192f4ace8caf091d587f5e6eJens Axboe#endif 433989b14303458519192f4ace8caf091d587f5e6eJens Axboestatic unsigned int use_zlib; 4437db14feece08eb6e43de87c404180650ed5aa6fJens Axboe 45122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestruct fio_fork_item { 46122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe struct flist_head list; 47122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe int exitval; 48122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe int signal; 49122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe int exited; 50122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe pid_t pid; 51122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe}; 52122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 5389c1707cb512e562b55b56c268f7fad612be6f04Jens Axboestatic const char *fio_server_ops[FIO_NET_CMD_NR] = { 5489c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "", 5589c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "QUIT", 5689c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "EXIT", 5789c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "JOB", 5889c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "JOBLINE", 5989c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "TEXT", 6089c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "TS", 6189c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "GS", 6289c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "SEND_ETA", 6389c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "ETA", 6489c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "PROBE", 6589c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "START", 66d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe "STOP", 67d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe "DISK_UTIL", 68b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe "SERVER_START", 69807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe "ADD_JOB", 708d7b618a261e7642769b8f0bf2cf6649bb383330Jens Axboe "CMD_RUN", 71c70e63e5a86e524a60662d6538803c5e18ab7a4fJens Axboe "CMD_IOLOG", 7289c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe}; 7389c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 7489c1707cb512e562b55b56c268f7fad612be6f04Jens Axboeconst char *fio_server_op(unsigned int op) 7589c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe{ 7689c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe static char buf[32]; 7789c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 7889c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe if (op < FIO_NET_CMD_NR) 7989c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe return fio_server_ops[op]; 8089c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 8189c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe sprintf(buf, "UNKNOWN/%d", op); 8289c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe return buf; 8389c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe} 8489c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 855235f62680ba4be74d56805eb54c3af4de28e556Jens Axboestatic ssize_t iov_total_len(const struct iovec *iov, int count) 86132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 875235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe ssize_t ret = 0; 88794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe 895235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe while (count--) { 905235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe ret += iov->iov_len; 915235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe iov++; 925235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe } 935235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe 945235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe return ret; 955235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe} 96132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 975235f62680ba4be74d56805eb54c3af4de28e556Jens Axboestatic int fio_sendv_data(int sk, struct iovec *iov, int count) 985235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe{ 995235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe ssize_t total_len = iov_total_len(iov, count); 1005235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe ssize_t ret; 1015235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe 1025235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe do { 1035235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe ret = writev(sk, iov, count); 104132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe if (ret > 0) { 1055235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe total_len -= ret; 1065235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe if (!total_len) 107132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe break; 1085235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe 1095235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe while (ret) { 1105235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe if (ret >= iov->iov_len) { 1115235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe ret -= iov->iov_len; 1125235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe iov++; 1135235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe continue; 1145235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe } 1155235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe iov->iov_base += ret; 1165235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe iov->iov_len -= ret; 1175235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe ret = 0; 1185235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe } 119132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } else if (!ret) 120132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe break; 121132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe else if (errno == EAGAIN || errno == EINTR) 122132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe continue; 1237b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe else 1247b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe break; 125132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } while (!exit_backend); 126132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 1275235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe if (!total_len) 128132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return 0; 129132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 1308b4e61b27203fff2cc68a967ae3f6cacaca71e43Jens Axboe if (errno) 1318b4e61b27203fff2cc68a967ae3f6cacaca71e43Jens Axboe return -errno; 1328b4e61b27203fff2cc68a967ae3f6cacaca71e43Jens Axboe 133132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return 1; 134132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe} 135132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 1365235f62680ba4be74d56805eb54c3af4de28e556Jens Axboeint fio_send_data(int sk, const void *p, unsigned int len) 1375235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe{ 1385235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe struct iovec iov = { .iov_base = (void *) p, .iov_len = len }; 1395235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe 1405235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe assert(len <= sizeof(struct fio_net_cmd) + FIO_SERVER_MAX_FRAGMENT_PDU); 1415235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe 1425235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe return fio_sendv_data(sk, &iov, 1); 1435235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe} 1445235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe 145132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboeint fio_recv_data(int sk, void *p, unsigned int len) 146132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 147132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe do { 148132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe int ret = recv(sk, p, len, MSG_WAITALL); 149132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 150132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe if (ret > 0) { 151132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe len -= ret; 152132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe if (!len) 153132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe break; 154132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe p += ret; 155132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe continue; 156132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } else if (!ret) 157132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe break; 158132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe else if (errno == EAGAIN || errno == EINTR) 159132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe continue; 1607b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe else 1617b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe break; 162132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } while (!exit_backend); 163132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 164132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe if (!len) 165132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return 0; 166132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 167132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return -1; 168132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe} 169132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 170132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboestatic int verify_convert_cmd(struct fio_net_cmd *cmd) 171132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 172fcee5ff6f30d0f05582a378a310ed1f68491766fJens Axboe uint16_t crc; 173132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 174fcee5ff6f30d0f05582a378a310ed1f68491766fJens Axboe cmd->cmd_crc16 = le16_to_cpu(cmd->cmd_crc16); 175fcee5ff6f30d0f05582a378a310ed1f68491766fJens Axboe cmd->pdu_crc16 = le16_to_cpu(cmd->pdu_crc16); 176132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 17725dfa848abbb6c35b4d45fabd5a8e82cb77fb285Jens Axboe crc = fio_crc16(cmd, FIO_NET_CMD_CRC_SZ); 178fcee5ff6f30d0f05582a378a310ed1f68491766fJens Axboe if (crc != cmd->cmd_crc16) { 179132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe log_err("fio: server bad crc on command (got %x, wanted %x)\n", 180fcee5ff6f30d0f05582a378a310ed1f68491766fJens Axboe cmd->cmd_crc16, crc); 181132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return 1; 182132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } 183132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 184132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe cmd->version = le16_to_cpu(cmd->version); 185132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe cmd->opcode = le16_to_cpu(cmd->opcode); 186132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe cmd->flags = le32_to_cpu(cmd->flags); 187af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe cmd->tag = le64_to_cpu(cmd->tag); 188132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe cmd->pdu_len = le32_to_cpu(cmd->pdu_len); 189132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 190132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe switch (cmd->version) { 191fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe case FIO_SERVER_VER: 192132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe break; 193132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe default: 194132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe log_err("fio: bad server cmd version %d\n", cmd->version); 195132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return 1; 196132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } 197132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 198b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe if (cmd->pdu_len > FIO_SERVER_MAX_FRAGMENT_PDU) { 199132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe log_err("fio: command payload too large: %u\n", cmd->pdu_len); 200132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return 1; 201132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } 202132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 203132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return 0; 204132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe} 205132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 206a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe/* 207a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe * Read (and defragment, if necessary) incoming commands 208a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe */ 209e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboestruct fio_net_cmd *fio_net_recv_cmd(int sk) 210132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 211dfbf1f6f34dfef111120438d9c4e2f75f20b4578Jens Axboe struct fio_net_cmd cmd, *tmp, *cmdret = NULL; 212a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe size_t cmd_size = 0, pdu_offset = 0; 213fcee5ff6f30d0f05582a378a310ed1f68491766fJens Axboe uint16_t crc; 214a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe int ret, first = 1; 215a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe void *pdu = NULL; 216132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 217a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe do { 218a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe ret = fio_recv_data(sk, &cmd, sizeof(cmd)); 219a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe if (ret) 220a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe break; 221132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 222a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe /* We have a command, verify it and swap if need be */ 223a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe ret = verify_convert_cmd(&cmd); 224a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe if (ret) 225a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe break; 226132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 2270b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe if (first) { 2280b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe /* if this is text, add room for \0 at the end */ 2290b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe cmd_size = sizeof(cmd) + cmd.pdu_len + 1; 2300b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe assert(!cmdret); 2310b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe } else 232a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe cmd_size += cmd.pdu_len; 233132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 234dfbf1f6f34dfef111120438d9c4e2f75f20b4578Jens Axboe if (cmd_size / 1024 > FIO_SERVER_MAX_CMD_MB * 1024) { 235dfbf1f6f34dfef111120438d9c4e2f75f20b4578Jens Axboe log_err("fio: cmd+pdu too large (%llu)\n", (unsigned long long) cmd_size); 236dfbf1f6f34dfef111120438d9c4e2f75f20b4578Jens Axboe ret = 1; 237dfbf1f6f34dfef111120438d9c4e2f75f20b4578Jens Axboe break; 238dfbf1f6f34dfef111120438d9c4e2f75f20b4578Jens Axboe } 239dfbf1f6f34dfef111120438d9c4e2f75f20b4578Jens Axboe 240dfbf1f6f34dfef111120438d9c4e2f75f20b4578Jens Axboe tmp = realloc(cmdret, cmd_size); 241dfbf1f6f34dfef111120438d9c4e2f75f20b4578Jens Axboe if (!tmp) { 242dfbf1f6f34dfef111120438d9c4e2f75f20b4578Jens Axboe log_err("fio: server failed allocating cmd\n"); 243dfbf1f6f34dfef111120438d9c4e2f75f20b4578Jens Axboe ret = 1; 244dfbf1f6f34dfef111120438d9c4e2f75f20b4578Jens Axboe break; 245dfbf1f6f34dfef111120438d9c4e2f75f20b4578Jens Axboe } 246dfbf1f6f34dfef111120438d9c4e2f75f20b4578Jens Axboe cmdret = tmp; 247132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 248a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe if (first) 249a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe memcpy(cmdret, &cmd, sizeof(cmd)); 25067f15dcf689815ec4fbe2cbb01f141ffc7b34c74Jens Axboe else if (cmdret->opcode != cmd.opcode) { 25167f15dcf689815ec4fbe2cbb01f141ffc7b34c74Jens Axboe log_err("fio: fragment opcode mismatch (%d != %d)\n", 25267f15dcf689815ec4fbe2cbb01f141ffc7b34c74Jens Axboe cmdret->opcode, cmd.opcode); 25367f15dcf689815ec4fbe2cbb01f141ffc7b34c74Jens Axboe ret = 1; 25467f15dcf689815ec4fbe2cbb01f141ffc7b34c74Jens Axboe break; 25567f15dcf689815ec4fbe2cbb01f141ffc7b34c74Jens Axboe } 256a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 257a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe if (!cmd.pdu_len) 258a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe break; 259a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 260a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe /* There's payload, get it */ 261a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe pdu = (void *) cmdret->payload + pdu_offset; 262a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe ret = fio_recv_data(sk, pdu, cmd.pdu_len); 263a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe if (ret) 264a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe break; 265a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 266a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe /* Verify payload crc */ 26725dfa848abbb6c35b4d45fabd5a8e82cb77fb285Jens Axboe crc = fio_crc16(pdu, cmd.pdu_len); 268a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe if (crc != cmd.pdu_crc16) { 269a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe log_err("fio: server bad crc on payload "); 270a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe log_err("(got %x, wanted %x)\n", cmd.pdu_crc16, crc); 271a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe ret = 1; 272a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe break; 273a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } 274a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 275a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe pdu_offset += cmd.pdu_len; 276817f06bbc52aea4011ab975d8fa3e3f1065c6065Jens Axboe if (!first) 277817f06bbc52aea4011ab975d8fa3e3f1065c6065Jens Axboe cmdret->pdu_len += cmd.pdu_len; 278a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe first = 0; 279a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } while (cmd.flags & FIO_NET_CMD_F_MORE); 280132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 281a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe if (ret) { 282a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe free(cmdret); 283a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe cmdret = NULL; 2840b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe } else if (cmdret) { 2850b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe /* zero-terminate text input */ 286084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe if (cmdret->pdu_len) { 287084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe if (cmdret->opcode == FIO_NET_CMD_TEXT) { 288084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe struct cmd_text_pdu *pdu = (struct cmd_text_pdu *) cmdret->payload; 289084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe char *buf = (char *) pdu->buf; 2900b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe 2913c3ed070502bbfec387ded2c43d5e4559ca24a63Jens Axboe buf[pdu->buf_len] = '\0'; 292084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe } else if (cmdret->opcode == FIO_NET_CMD_JOB) { 29346bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe struct cmd_job_pdu *pdu = (struct cmd_job_pdu *) cmdret->payload; 29446bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe char *buf = (char *) pdu->buf; 29546bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe int len = le32_to_cpu(pdu->buf_len); 296084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe 29746bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe buf[len] = '\0'; 298084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe } 2990b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe } 300084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe 3010b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe /* frag flag is internal */ 302a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe cmdret->flags &= ~FIO_NET_CMD_F_MORE; 3030b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe } 304a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 305a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe return cmdret; 306132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe} 307132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 30840c605169e60d32fc321a2f9f465e76cba745489Jens Axboestatic void add_reply(uint64_t tag, struct flist_head *list) 30940c605169e60d32fc321a2f9f465e76cba745489Jens Axboe{ 310a572bbfb6a85b03e459a56616c2e95e497e005e8Aaron Carroll struct fio_net_cmd_reply *reply; 31140c605169e60d32fc321a2f9f465e76cba745489Jens Axboe 312a572bbfb6a85b03e459a56616c2e95e497e005e8Aaron Carroll reply = (struct fio_net_cmd_reply *) (uintptr_t) tag; 31340c605169e60d32fc321a2f9f465e76cba745489Jens Axboe flist_add_tail(&reply->list, list); 31440c605169e60d32fc321a2f9f465e76cba745489Jens Axboe} 31540c605169e60d32fc321a2f9f465e76cba745489Jens Axboe 31640c605169e60d32fc321a2f9f465e76cba745489Jens Axboestatic uint64_t alloc_reply(uint64_t tag, uint16_t opcode) 31740c605169e60d32fc321a2f9f465e76cba745489Jens Axboe{ 31840c605169e60d32fc321a2f9f465e76cba745489Jens Axboe struct fio_net_cmd_reply *reply; 31940c605169e60d32fc321a2f9f465e76cba745489Jens Axboe 32040c605169e60d32fc321a2f9f465e76cba745489Jens Axboe reply = calloc(1, sizeof(*reply)); 32140c605169e60d32fc321a2f9f465e76cba745489Jens Axboe INIT_FLIST_HEAD(&reply->list); 32240c605169e60d32fc321a2f9f465e76cba745489Jens Axboe gettimeofday(&reply->tv, NULL); 32340c605169e60d32fc321a2f9f465e76cba745489Jens Axboe reply->saved_tag = tag; 32440c605169e60d32fc321a2f9f465e76cba745489Jens Axboe reply->opcode = opcode; 32540c605169e60d32fc321a2f9f465e76cba745489Jens Axboe 32640c605169e60d32fc321a2f9f465e76cba745489Jens Axboe return (uintptr_t) reply; 32740c605169e60d32fc321a2f9f465e76cba745489Jens Axboe} 32840c605169e60d32fc321a2f9f465e76cba745489Jens Axboe 32940c605169e60d32fc321a2f9f465e76cba745489Jens Axboestatic void free_reply(uint64_t tag) 33040c605169e60d32fc321a2f9f465e76cba745489Jens Axboe{ 331a572bbfb6a85b03e459a56616c2e95e497e005e8Aaron Carroll struct fio_net_cmd_reply *reply; 33240c605169e60d32fc321a2f9f465e76cba745489Jens Axboe 333a572bbfb6a85b03e459a56616c2e95e497e005e8Aaron Carroll reply = (struct fio_net_cmd_reply *) (uintptr_t) tag; 33440c605169e60d32fc321a2f9f465e76cba745489Jens Axboe free(reply); 33540c605169e60d32fc321a2f9f465e76cba745489Jens Axboe} 33640c605169e60d32fc321a2f9f465e76cba745489Jens Axboe 33753bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboevoid fio_net_cmd_crc_pdu(struct fio_net_cmd *cmd, const void *pdu) 338132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 339132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe uint32_t pdu_len; 340132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 34125dfa848abbb6c35b4d45fabd5a8e82cb77fb285Jens Axboe cmd->cmd_crc16 = __cpu_to_le16(fio_crc16(cmd, FIO_NET_CMD_CRC_SZ)); 342132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 343132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe pdu_len = le32_to_cpu(cmd->pdu_len); 3441b42725f06f8906b9b99381da3490484f59df28aJens Axboe cmd->pdu_crc16 = __cpu_to_le16(fio_crc16(pdu, pdu_len)); 3451b42725f06f8906b9b99381da3490484f59df28aJens Axboe} 3461b42725f06f8906b9b99381da3490484f59df28aJens Axboe 3471b42725f06f8906b9b99381da3490484f59df28aJens Axboevoid fio_net_cmd_crc(struct fio_net_cmd *cmd) 3481b42725f06f8906b9b99381da3490484f59df28aJens Axboe{ 3491b42725f06f8906b9b99381da3490484f59df28aJens Axboe fio_net_cmd_crc_pdu(cmd, cmd->payload); 350132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe} 351132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 352af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboeint fio_net_send_cmd(int fd, uint16_t opcode, const void *buf, off_t size, 35340c605169e60d32fc321a2f9f465e76cba745489Jens Axboe uint64_t *tagptr, struct flist_head *list) 354794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe{ 3557f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe struct fio_net_cmd *cmd = NULL; 3567f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe size_t this_len, cur_len = 0; 35740c605169e60d32fc321a2f9f465e76cba745489Jens Axboe uint64_t tag; 358794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe int ret; 359794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe 36040c605169e60d32fc321a2f9f465e76cba745489Jens Axboe if (list) { 36140c605169e60d32fc321a2f9f465e76cba745489Jens Axboe assert(tagptr); 36240c605169e60d32fc321a2f9f465e76cba745489Jens Axboe tag = *tagptr = alloc_reply(*tagptr, opcode); 36340c605169e60d32fc321a2f9f465e76cba745489Jens Axboe } else 36440c605169e60d32fc321a2f9f465e76cba745489Jens Axboe tag = tagptr ? *tagptr : 0; 36540c605169e60d32fc321a2f9f465e76cba745489Jens Axboe 366794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe do { 367794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe this_len = size; 368b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe if (this_len > FIO_SERVER_MAX_FRAGMENT_PDU) 369b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe this_len = FIO_SERVER_MAX_FRAGMENT_PDU; 370794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe 3717f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe if (!cmd || cur_len < sizeof(*cmd) + this_len) { 3727f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe if (cmd) 3737f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe free(cmd); 3747f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe 3757f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe cur_len = sizeof(*cmd) + this_len; 3767f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe cmd = malloc(cur_len); 3777f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe } 378794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe 379af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe fio_init_net_cmd(cmd, opcode, buf, this_len, tag); 380794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe 381794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe if (this_len < size) 382ddcc0b69aa4ed04c8681f447a1a6274bb8837a14Jens Axboe cmd->flags = __cpu_to_le32(FIO_NET_CMD_F_MORE); 383794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe 384794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe fio_net_cmd_crc(cmd); 385794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe 386794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe ret = fio_send_data(fd, cmd, sizeof(*cmd) + this_len); 387794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe size -= this_len; 388794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe buf += this_len; 389794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe } while (!ret && size); 390794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe 39140c605169e60d32fc321a2f9f465e76cba745489Jens Axboe if (list) { 39240c605169e60d32fc321a2f9f465e76cba745489Jens Axboe if (ret) 39340c605169e60d32fc321a2f9f465e76cba745489Jens Axboe free_reply(tag); 39440c605169e60d32fc321a2f9f465e76cba745489Jens Axboe else 39540c605169e60d32fc321a2f9f465e76cba745489Jens Axboe add_reply(tag, list); 39640c605169e60d32fc321a2f9f465e76cba745489Jens Axboe } 39740c605169e60d32fc321a2f9f465e76cba745489Jens Axboe 3987f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe if (cmd) 3997f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe free(cmd); 4007f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe 401794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe return ret; 402794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe} 403794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe 40489c1707cb512e562b55b56c268f7fad612be6f04Jens Axboestatic int fio_net_send_simple_stack_cmd(int sk, uint16_t opcode, uint64_t tag) 405132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 406178cde9ff403da53428c5962b8600e47b4580d80Jens Axboe struct fio_net_cmd cmd; 407132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 408af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe fio_init_net_cmd(&cmd, opcode, NULL, 0, tag); 409132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe fio_net_cmd_crc(&cmd); 410132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 411132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return fio_send_data(sk, &cmd, sizeof(cmd)); 412132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe} 413132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 41489c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe/* 41589c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe * If 'list' is non-NULL, then allocate and store the sent command for 41689c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe * later verification. 41789c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe */ 41889c1707cb512e562b55b56c268f7fad612be6f04Jens Axboeint fio_net_send_simple_cmd(int sk, uint16_t opcode, uint64_t tag, 41989c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe struct flist_head *list) 42089c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe{ 42189c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe int ret; 42289c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 42340c605169e60d32fc321a2f9f465e76cba745489Jens Axboe if (list) 42440c605169e60d32fc321a2f9f465e76cba745489Jens Axboe tag = alloc_reply(tag, opcode); 42589c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 42640c605169e60d32fc321a2f9f465e76cba745489Jens Axboe ret = fio_net_send_simple_stack_cmd(sk, opcode, tag); 42789c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe if (ret) { 42840c605169e60d32fc321a2f9f465e76cba745489Jens Axboe if (list) 42940c605169e60d32fc321a2f9f465e76cba745489Jens Axboe free_reply(tag); 43040c605169e60d32fc321a2f9f465e76cba745489Jens Axboe 43189c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe return ret; 43289c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe } 43389c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 43440c605169e60d32fc321a2f9f465e76cba745489Jens Axboe if (list) 43540c605169e60d32fc321a2f9f465e76cba745489Jens Axboe add_reply(tag, list); 43640c605169e60d32fc321a2f9f465e76cba745489Jens Axboe 43789c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe return 0; 43889c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe} 43989c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 440122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboeint fio_net_send_quit(int sk) 441437377e14010f4443bd0fd1b40c4e75885520d7dJens Axboe{ 44246c48f1f9b8ce94132c13638e4c83c13e1d392daJens Axboe dprint(FD_NET, "server: sending quit\n"); 443122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 4448c95307bd5f72720460ee4a46519b9a1b474e7cdJens Axboe return fio_net_send_simple_cmd(sk, FIO_NET_CMD_QUIT, 0, NULL); 445437377e14010f4443bd0fd1b40c4e75885520d7dJens Axboe} 446437377e14010f4443bd0fd1b40c4e75885520d7dJens Axboe 447f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboestatic int fio_net_send_ack(int sk, struct fio_net_cmd *cmd, int error, 448f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe int signal) 449132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 45011e950bd785d9f03b7d35a8ee4b4704256217504Jens Axboe struct cmd_end_pdu epdu; 451f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe uint64_t tag = 0; 452122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 453f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe if (cmd) 454f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe tag = cmd->tag; 455122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 456122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe epdu.error = __cpu_to_le32(error); 457122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe epdu.signal = __cpu_to_le32(signal); 45840c605169e60d32fc321a2f9f465e76cba745489Jens Axboe return fio_net_send_cmd(sk, FIO_NET_CMD_STOP, &epdu, sizeof(epdu), &tag, NULL); 459f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe} 460f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe 461f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboeint fio_net_send_stop(int sk, int error, int signal) 462f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe{ 463f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe dprint(FD_NET, "server: sending stop (%d, %d)\n", error, signal); 464f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe return fio_net_send_ack(sk, NULL, error, signal); 465122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 466122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 467122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic void fio_server_add_fork_item(pid_t pid, struct flist_head *list) 468122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 469122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe struct fio_fork_item *ffi; 470122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 471122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi = malloc(sizeof(*ffi)); 472122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->exitval = 0; 473122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->signal = 0; 474122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->exited = 0; 475122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->pid = pid; 476122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe flist_add_tail(&ffi->list, list); 477122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 478122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 4796348b5dee54f24f2e78872948653942336f4c14eJens Axboestatic void fio_server_add_conn_pid(struct flist_head *conn_list, pid_t pid) 480122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 481a7533dbd90c821b2db04aa53168a4d0f4259ea6dJens Axboe dprint(FD_NET, "server: forked off connection job (pid=%u)\n", (int) pid); 4826348b5dee54f24f2e78872948653942336f4c14eJens Axboe fio_server_add_fork_item(pid, conn_list); 483122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 484122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 4856348b5dee54f24f2e78872948653942336f4c14eJens Axboestatic void fio_server_add_job_pid(struct flist_head *job_list, pid_t pid) 486122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 487a7533dbd90c821b2db04aa53168a4d0f4259ea6dJens Axboe dprint(FD_NET, "server: forked off job job (pid=%u)\n", (int) pid); 4886348b5dee54f24f2e78872948653942336f4c14eJens Axboe fio_server_add_fork_item(pid, job_list); 489122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 490122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 491122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic void fio_server_check_fork_item(struct fio_fork_item *ffi) 492122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 493122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe int ret, status; 494122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 495122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ret = waitpid(ffi->pid, &status, WNOHANG); 496122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (ret < 0) { 497122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (errno == ECHILD) { 498a7533dbd90c821b2db04aa53168a4d0f4259ea6dJens Axboe log_err("fio: connection pid %u disappeared\n", (int) ffi->pid); 499122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->exited = 1; 500122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } else 501122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe log_err("fio: waitpid: %s\n", strerror(errno)); 502122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } else if (ret == ffi->pid) { 503122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (WIFSIGNALED(status)) { 504122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->signal = WTERMSIG(status); 505122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->exited = 1; 506122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 507122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (WIFEXITED(status)) { 508122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (WEXITSTATUS(status)) 509122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->exitval = WEXITSTATUS(status); 510122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->exited = 1; 511122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 512122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 513122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 514122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 515122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic void fio_server_fork_item_done(struct fio_fork_item *ffi) 516122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 517a7533dbd90c821b2db04aa53168a4d0f4259ea6dJens Axboe dprint(FD_NET, "pid %u exited, sig=%u, exitval=%d\n", (int) ffi->pid, ffi->signal, ffi->exitval); 518122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 519122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe /* 520122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe * Fold STOP and QUIT... 521122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe */ 522122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_net_send_stop(server_fd, ffi->exitval, ffi->signal); 523122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_net_send_quit(server_fd); 524122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe flist_del(&ffi->list); 525122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe free(ffi); 526122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 527122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 528541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboestatic void fio_server_check_fork_items(struct flist_head *list) 529122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 530122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe struct flist_head *entry, *tmp; 531122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe struct fio_fork_item *ffi; 532122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 533122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe flist_for_each_safe(entry, tmp, list) { 534122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi = flist_entry(entry, struct fio_fork_item, list); 535122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 536122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_server_check_fork_item(ffi); 537122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 538122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (ffi->exited) 539122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_server_fork_item_done(ffi); 540122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 541122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 542122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 5436348b5dee54f24f2e78872948653942336f4c14eJens Axboestatic void fio_server_check_jobs(struct flist_head *job_list) 544122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 5456348b5dee54f24f2e78872948653942336f4c14eJens Axboe fio_server_check_fork_items(job_list); 546122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 547122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 5486348b5dee54f24f2e78872948653942336f4c14eJens Axboestatic void fio_server_check_conns(struct flist_head *conn_list) 549122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 5506348b5dee54f24f2e78872948653942336f4c14eJens Axboe fio_server_check_fork_items(conn_list); 551122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 552122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 5536348b5dee54f24f2e78872948653942336f4c14eJens Axboestatic int handle_run_cmd(struct flist_head *job_list, struct fio_net_cmd *cmd) 554122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 555122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe pid_t pid; 556a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe int ret; 557132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 558122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe set_genesis_time(); 55911e950bd785d9f03b7d35a8ee4b4704256217504Jens Axboe 560122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe pid = fork(); 561122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (pid) { 5626348b5dee54f24f2e78872948653942336f4c14eJens Axboe fio_server_add_job_pid(job_list, pid); 563122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe return 0; 564122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 56511e950bd785d9f03b7d35a8ee4b4704256217504Jens Axboe 566122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ret = fio_backend(); 5672bb3f0a7e00d3d62943b0bcc8119ab81c157c349Jens Axboe free_threads_shm(); 568122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe _exit(ret); 56981179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe} 57081179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 571b9d2f30a214ebd274340f888739be250838d63c2Jens Axboestatic int handle_job_cmd(struct fio_net_cmd *cmd) 572b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe{ 57346bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe struct cmd_job_pdu *pdu = (struct cmd_job_pdu *) cmd->payload; 57446bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe void *buf = pdu->buf; 575b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe struct cmd_start_pdu spdu; 576b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe 57746bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe pdu->buf_len = le32_to_cpu(pdu->buf_len); 57846bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe pdu->client_type = le32_to_cpu(pdu->client_type); 57946bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe 58046bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe if (parse_jobs_ini(buf, 1, 0, pdu->client_type)) { 581122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_net_send_quit(server_fd); 582b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe return -1; 583b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe } 584b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe 585b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe spdu.jobs = cpu_to_le32(thread_number); 586108fea772db5f1dd91e2fb67737e3e0d36827b76Jens Axboe spdu.stat_outputs = cpu_to_le32(stat_number); 58740c605169e60d32fc321a2f9f465e76cba745489Jens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_START, &spdu, sizeof(spdu), NULL, NULL); 588b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe return 0; 589b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe} 590b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe 59181179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboestatic int handle_jobline_cmd(struct fio_net_cmd *cmd) 59281179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe{ 593fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe void *pdu = cmd->payload; 594fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe struct cmd_single_line_pdu *cslp; 595fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe struct cmd_line_pdu *clp; 596fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe unsigned long offset; 597b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe struct cmd_start_pdu spdu; 598fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe char **argv; 599b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe int i; 60081179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 601fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe clp = pdu; 602fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe clp->lines = le16_to_cpu(clp->lines); 60346bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe clp->client_type = le16_to_cpu(clp->client_type); 604fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe argv = malloc(clp->lines * sizeof(char *)); 605fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe offset = sizeof(*clp); 60681179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 607fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe dprint(FD_NET, "server: %d command line args\n", clp->lines); 60839e8e01691c9d5765795417ee49a40d5ae08cb8bJens Axboe 609fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe for (i = 0; i < clp->lines; i++) { 610fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe cslp = pdu + offset; 611fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe argv[i] = (char *) cslp->text; 612fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe 613fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe offset += sizeof(*cslp) + le16_to_cpu(cslp->len); 61439e8e01691c9d5765795417ee49a40d5ae08cb8bJens Axboe dprint(FD_NET, "server: %d: %s\n", i, argv[i]); 61539e8e01691c9d5765795417ee49a40d5ae08cb8bJens Axboe } 61681179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 61746bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe if (parse_cmd_line(clp->lines, argv, clp->client_type)) { 618122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_net_send_quit(server_fd); 619fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe free(argv); 62081179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return -1; 621e6d1c6687bf7dcd738657bcac70982c1e790329eJens Axboe } 62281179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 623fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe free(argv); 624fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe 625b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe spdu.jobs = cpu_to_le32(thread_number); 6261e5324e723116a5faf9da686993cc79c14d62d4bJens Axboe spdu.stat_outputs = cpu_to_le32(stat_number); 62740c605169e60d32fc321a2f9f465e76cba745489Jens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_START, &spdu, sizeof(spdu), NULL, NULL); 628b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe return 0; 629132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe} 630132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 631c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboestatic int handle_probe_cmd(struct fio_net_cmd *cmd) 632c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe{ 6333989b14303458519192f4ace8caf091d587f5e6eJens Axboe struct cmd_client_probe_pdu *pdu = (struct cmd_client_probe_pdu *) cmd->payload; 6343989b14303458519192f4ace8caf091d587f5e6eJens Axboe struct cmd_probe_reply_pdu probe; 63540c605169e60d32fc321a2f9f465e76cba745489Jens Axboe uint64_t tag = cmd->tag; 636c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe 63789c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe dprint(FD_NET, "server: sending probe reply\n"); 63889c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 639c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe memset(&probe, 0, sizeof(probe)); 640c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe gethostname((char *) probe.hostname, sizeof(probe.hostname)); 6410dcebdf4a70ef0d8144b8fcba763ae87e7fc74b5Jens Axboe#ifdef CONFIG_BIG_ENDIAN 6426eb2479194603184f393057ea10326643edc7169Jens Axboe probe.bigendian = 1; 6436eb2479194603184f393057ea10326643edc7169Jens Axboe#endif 644750db473abdebdbf3ddfc8556a9873762c9db8f4Jens Axboe strncpy((char *) probe.fio_version, fio_version_string, sizeof(probe.fio_version)); 645c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe 646cca84643cc10cd72b0b453ff92ccb8643ba51493Jens Axboe probe.os = FIO_OS; 647cca84643cc10cd72b0b453ff92ccb8643ba51493Jens Axboe probe.arch = FIO_ARCH; 64838fdef226f1a1fa053ab53005abbc184143bff65Jens Axboe probe.bpp = sizeof(void *); 649d31e26d0a575f91db96bda4d76b36fe38996d5f8Jens Axboe probe.cpus = __cpu_to_le32(cpus_online()); 6503989b14303458519192f4ace8caf091d587f5e6eJens Axboe 6513989b14303458519192f4ace8caf091d587f5e6eJens Axboe /* 6523989b14303458519192f4ace8caf091d587f5e6eJens Axboe * If the client supports compression and we do too, then enable it 6533989b14303458519192f4ace8caf091d587f5e6eJens Axboe */ 6543989b14303458519192f4ace8caf091d587f5e6eJens Axboe if (has_zlib && le64_to_cpu(pdu->flags) & FIO_PROBE_FLAG_ZLIB) { 6553989b14303458519192f4ace8caf091d587f5e6eJens Axboe probe.flags = __cpu_to_le64(FIO_PROBE_FLAG_ZLIB); 6563989b14303458519192f4ace8caf091d587f5e6eJens Axboe use_zlib = 1; 6573989b14303458519192f4ace8caf091d587f5e6eJens Axboe } else { 6583989b14303458519192f4ace8caf091d587f5e6eJens Axboe probe.flags = 0; 6593989b14303458519192f4ace8caf091d587f5e6eJens Axboe use_zlib = 0; 6603989b14303458519192f4ace8caf091d587f5e6eJens Axboe } 66138fdef226f1a1fa053ab53005abbc184143bff65Jens Axboe 66240c605169e60d32fc321a2f9f465e76cba745489Jens Axboe return fio_net_send_cmd(server_fd, FIO_NET_CMD_PROBE, &probe, sizeof(probe), &tag, NULL); 663af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe} 664af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 665af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboestatic int handle_send_eta_cmd(struct fio_net_cmd *cmd) 666af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe{ 667af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe struct jobs_eta *je; 668af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe size_t size; 66940c605169e60d32fc321a2f9f465e76cba745489Jens Axboe uint64_t tag = cmd->tag; 670af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe int i; 671af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 672b814fb2694fe178b5cb94e046b9d31944e752f4aJens Axboe if (!thread_number) 673b814fb2694fe178b5cb94e046b9d31944e752f4aJens Axboe return 0; 674b814fb2694fe178b5cb94e046b9d31944e752f4aJens Axboe 675b814fb2694fe178b5cb94e046b9d31944e752f4aJens Axboe size = sizeof(*je) + thread_number * sizeof(char) + 1; 6767f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe je = malloc(size); 6777f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe memset(je, 0, size); 678af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 679af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe if (!calc_thread_status(je, 1)) { 680af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe free(je); 681af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe return 0; 682af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe } 683af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 684af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe dprint(FD_NET, "server sending status\n"); 685af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 686af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe je->nr_running = cpu_to_le32(je->nr_running); 687af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe je->nr_ramp = cpu_to_le32(je->nr_ramp); 688af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe je->nr_pending = cpu_to_le32(je->nr_pending); 689714e85f340194409d0abcf643cd2f154a7380a74Jens Axboe je->nr_setting_up = cpu_to_le32(je->nr_setting_up); 690af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe je->files_open = cpu_to_le32(je->files_open); 691af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 692298921d65ea914873cbc270af6663dad9e08b782Jens Axboe for (i = 0; i < DDIR_RWDIR_CNT; i++) { 6933e47bd250cac5fb81a5c0ad578dfbe90c6ddf6deJens Axboe je->m_rate[i] = cpu_to_le32(je->m_rate[i]); 6943e47bd250cac5fb81a5c0ad578dfbe90c6ddf6deJens Axboe je->t_rate[i] = cpu_to_le32(je->t_rate[i]); 6953e47bd250cac5fb81a5c0ad578dfbe90c6ddf6deJens Axboe je->m_iops[i] = cpu_to_le32(je->m_iops[i]); 6963e47bd250cac5fb81a5c0ad578dfbe90c6ddf6deJens Axboe je->t_iops[i] = cpu_to_le32(je->t_iops[i]); 69716725bb04ffc0d58af3f1fe91cd58b31961a74f7Jens Axboe je->rate[i] = cpu_to_le32(je->rate[i]); 69816725bb04ffc0d58af3f1fe91cd58b31961a74f7Jens Axboe je->iops[i] = cpu_to_le32(je->iops[i]); 699af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe } 700af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 701c1970b907ff0cb819de5607bc120d8acb527eb98Jens Axboe je->elapsed_sec = cpu_to_le64(je->elapsed_sec); 702af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe je->eta_sec = cpu_to_le64(je->eta_sec); 7038c621fb2aa4b99c8a8b6b62435d713ab39b52c62Jens Axboe je->nr_threads = cpu_to_le32(je->nr_threads); 704b7f05eb03c84bdc1259d1bb1c348328b16164430Jens Axboe je->is_pow2 = cpu_to_le32(je->is_pow2); 705ed2c0a120c9ebc7770fe14ef47f9d302c11cdfdaJens Axboe je->unit_base = cpu_to_le32(je->unit_base); 706af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 70740c605169e60d32fc321a2f9f465e76cba745489Jens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_ETA, je, size, &tag, NULL); 708af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe free(je); 709af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe return 0; 710c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe} 711c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe 71240c605169e60d32fc321a2f9f465e76cba745489Jens Axboestatic int send_update_job_reply(int fd, uint64_t __tag, int error) 71340c605169e60d32fc321a2f9f465e76cba745489Jens Axboe{ 71440c605169e60d32fc321a2f9f465e76cba745489Jens Axboe uint64_t tag = __tag; 71540c605169e60d32fc321a2f9f465e76cba745489Jens Axboe uint32_t pdu_error; 71640c605169e60d32fc321a2f9f465e76cba745489Jens Axboe 71740c605169e60d32fc321a2f9f465e76cba745489Jens Axboe pdu_error = __cpu_to_le32(error); 71840c605169e60d32fc321a2f9f465e76cba745489Jens Axboe return fio_net_send_cmd(fd, FIO_NET_CMD_UPDATE_JOB, &pdu_error, sizeof(pdu_error), &tag, NULL); 71940c605169e60d32fc321a2f9f465e76cba745489Jens Axboe} 72040c605169e60d32fc321a2f9f465e76cba745489Jens Axboe 721f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboestatic int handle_update_job_cmd(struct fio_net_cmd *cmd) 722f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe{ 723f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe struct cmd_add_job_pdu *pdu = (struct cmd_add_job_pdu *) cmd->payload; 724f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe struct thread_data *td; 725f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe uint32_t tnumber; 726f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe 727f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe tnumber = le32_to_cpu(pdu->thread_number); 728f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe 729f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe dprint(FD_NET, "server: updating options for job %u\n", tnumber); 730f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe 73130ffacbf5fe598195318c6e6a1dcd0456eba400bJens Axboe if (!tnumber || tnumber > thread_number) { 73240c605169e60d32fc321a2f9f465e76cba745489Jens Axboe send_update_job_reply(server_fd, cmd->tag, ENODEV); 733f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe return 0; 734f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe } 735f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe 73630ffacbf5fe598195318c6e6a1dcd0456eba400bJens Axboe td = &threads[tnumber - 1]; 737f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe convert_thread_options_to_cpu(&td->o, &pdu->top); 73840c605169e60d32fc321a2f9f465e76cba745489Jens Axboe send_update_job_reply(server_fd, cmd->tag, 0); 739f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe return 0; 740f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe} 741f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe 7426348b5dee54f24f2e78872948653942336f4c14eJens Axboestatic int handle_command(struct flist_head *job_list, struct fio_net_cmd *cmd) 743132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 744132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe int ret; 745132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 7464b91ee8fd12c72bd76ce9f5ff9116626b48566a0Jens Axboe dprint(FD_NET, "server: got op [%s], pdu=%u, tag=%llx\n", 7474b91ee8fd12c72bd76ce9f5ff9116626b48566a0Jens Axboe fio_server_op(cmd->opcode), cmd->pdu_len, 7484b91ee8fd12c72bd76ce9f5ff9116626b48566a0Jens Axboe (unsigned long long) cmd->tag); 74946c48f1f9b8ce94132c13638e4c83c13e1d392daJens Axboe 750132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe switch (cmd->opcode) { 751132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe case FIO_NET_CMD_QUIT: 752cc0df00ad5076d4adbc439899f24d9b0db26075dJens Axboe fio_terminate_threads(TERMINATE_ALL); 753c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe return -1; 754d7959186aa6f8ca6ee5bdcd773d77280fc806617Jens Axboe case FIO_NET_CMD_EXIT: 755132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe exit_backend = 1; 756c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe return -1; 757132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe case FIO_NET_CMD_JOB: 7580b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe ret = handle_job_cmd(cmd); 759132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe break; 76081179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe case FIO_NET_CMD_JOBLINE: 76181179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe ret = handle_jobline_cmd(cmd); 76281179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe break; 763c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe case FIO_NET_CMD_PROBE: 764c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe ret = handle_probe_cmd(cmd); 765c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe break; 766af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe case FIO_NET_CMD_SEND_ETA: 767af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe ret = handle_send_eta_cmd(cmd); 768af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe break; 769b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe case FIO_NET_CMD_RUN: 7706348b5dee54f24f2e78872948653942336f4c14eJens Axboe ret = handle_run_cmd(job_list, cmd); 771b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe break; 772f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe case FIO_NET_CMD_UPDATE_JOB: 773f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe ret = handle_update_job_cmd(cmd); 774f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe break; 775132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe default: 7763c3ed070502bbfec387ded2c43d5e4559ca24a63Jens Axboe log_err("fio: unknown opcode: %s\n", fio_server_op(cmd->opcode)); 777132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe ret = 1; 778132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } 779132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 780132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return ret; 781132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe} 782132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 783122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic int handle_connection(int sk) 784132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 785132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe struct fio_net_cmd *cmd = NULL; 7866348b5dee54f24f2e78872948653942336f4c14eJens Axboe FLIST_HEAD(job_list); 787132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe int ret = 0; 788132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 789122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe reset_fio_state(); 790122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe server_fd = sk; 791122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 792132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe /* read forever */ 793132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe while (!exit_backend) { 794e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe struct pollfd pfd = { 795e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe .fd = sk, 796e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe .events = POLLIN, 797e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe }; 798e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe 799e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe ret = 0; 800e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe do { 801541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe int timeout = 1000; 802541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe 803541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe if (!flist_empty(&job_list)) 804541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe timeout = 100; 8053c3ed070502bbfec387ded2c43d5e4559ca24a63Jens Axboe 806541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe ret = poll(&pfd, 1, timeout); 807e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe if (ret < 0) { 808e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe if (errno == EINTR) 809e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe break; 810e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe log_err("fio: poll: %s\n", strerror(errno)); 811e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe break; 81219c65179fad3e0a32a450401ba7d312169627fddJens Axboe } else if (!ret) { 8136348b5dee54f24f2e78872948653942336f4c14eJens Axboe fio_server_check_jobs(&job_list); 814e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe continue; 81519c65179fad3e0a32a450401ba7d312169627fddJens Axboe } 816e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe 817e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe if (pfd.revents & POLLIN) 818e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe break; 819e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe if (pfd.revents & (POLLERR|POLLHUP)) { 820e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe ret = 1; 821e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe break; 822e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe } 82319c65179fad3e0a32a450401ba7d312169627fddJens Axboe } while (!exit_backend); 824e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe 8256348b5dee54f24f2e78872948653942336f4c14eJens Axboe fio_server_check_jobs(&job_list); 826122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 827e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe if (ret < 0) 828e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe break; 829e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe 830e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe cmd = fio_net_recv_cmd(sk); 831132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe if (!cmd) { 832c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe ret = -1; 833132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe break; 834132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } 835132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 8366348b5dee54f24f2e78872948653942336f4c14eJens Axboe ret = handle_command(&job_list, cmd); 837132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe if (ret) 838132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe break; 839132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 840132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe free(cmd); 841c77a99e74e88a8ea1a8c0904aef3f7c81e07273fJens Axboe cmd = NULL; 842132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } 843132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 844132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe if (cmd) 845132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe free(cmd); 846132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 847122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe close(sk); 848122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe _exit(ret); 849cc0df00ad5076d4adbc439899f24d9b0db26075dJens Axboe} 850cc0df00ad5076d4adbc439899f24d9b0db26075dJens Axboe 85150d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboestatic int accept_loop(int listen_sk) 85250d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe{ 853bb447a27c8cbab03a54fa6ceec1a244aabec57d2Jens Axboe struct sockaddr_in addr; 854479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe struct sockaddr_in6 addr6; 855479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe socklen_t len = use_ipv6 ? sizeof(addr6) : sizeof(addr); 856009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe struct pollfd pfd; 8574a851614cfdbebddeb78de04ac89a39d26f25459Jens Axboe int ret = 0, sk, exitval = 0; 8586348b5dee54f24f2e78872948653942336f4c14eJens Axboe FLIST_HEAD(conn_list); 85950d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe 86060efd14e3b5b5a2adb9f7c9ecfb9bfba38f76ce9Jens Axboe dprint(FD_NET, "server enter accept loop\n"); 86160efd14e3b5b5a2adb9f7c9ecfb9bfba38f76ce9Jens Axboe 8624a851614cfdbebddeb78de04ac89a39d26f25459Jens Axboe fio_set_fd_nonblocking(listen_sk, "server"); 863009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe 864122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe while (!exit_backend) { 865479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe const char *from; 866479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe char buf[64]; 867122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe pid_t pid; 868009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe 869122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe pfd.fd = listen_sk; 870122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe pfd.events = POLLIN; 871122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe do { 872541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe int timeout = 1000; 873541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe 874541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe if (!flist_empty(&conn_list)) 875541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe timeout = 100; 876541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe 877541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe ret = poll(&pfd, 1, timeout); 878122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (ret < 0) { 879122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (errno == EINTR) 880122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe break; 881122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe log_err("fio: poll: %s\n", strerror(errno)); 882122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe break; 883122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } else if (!ret) { 8846348b5dee54f24f2e78872948653942336f4c14eJens Axboe fio_server_check_conns(&conn_list); 885122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe continue; 886122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 887009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe 888122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (pfd.revents & POLLIN) 889122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe break; 890122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } while (!exit_backend); 89150d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe 8926348b5dee54f24f2e78872948653942336f4c14eJens Axboe fio_server_check_conns(&conn_list); 89346c48f1f9b8ce94132c13638e4c83c13e1d392daJens Axboe 894122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (exit_backend || ret < 0) 895122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe break; 896122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 897479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe if (use_ipv6) 898479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe sk = accept(listen_sk, (struct sockaddr *) &addr6, &len); 899479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe else 900479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe sk = accept(listen_sk, (struct sockaddr *) &addr, &len); 901479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe 902122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (sk < 0) { 903122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe log_err("fio: accept: %s\n", strerror(errno)); 904122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe return -1; 905122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 90637db14feece08eb6e43de87c404180650ed5aa6fJens Axboe 907479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe if (use_ipv6) 908479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe from = inet_ntop(AF_INET6, (struct sockaddr *) &addr6.sin6_addr, buf, sizeof(buf)); 909479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe else 910479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe from = inet_ntop(AF_INET, (struct sockaddr *) &addr.sin_addr, buf, sizeof(buf)); 911479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe 912479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe dprint(FD_NET, "server: connect from %s\n", from); 91350d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe 914122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe pid = fork(); 915122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (pid) { 916122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe close(sk); 9176348b5dee54f24f2e78872948653942336f4c14eJens Axboe fio_server_add_conn_pid(&conn_list, pid); 918122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe continue; 919122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 9205c341e9a5734742ae1137388345d4f47efdd4f05Jens Axboe 921122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe /* exits */ 922122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe handle_connection(sk); 923122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 9245c341e9a5734742ae1137388345d4f47efdd4f05Jens Axboe 925132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return exitval; 92650d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe} 92750d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe 928084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboeint fio_server_text_output(int level, const char *buf, size_t len) 92937db14feece08eb6e43de87c404180650ed5aa6fJens Axboe{ 930084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe struct cmd_text_pdu *pdu; 931084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe unsigned int tlen; 932084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe struct timeval tv; 933084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe 934084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe if (server_fd == -1) 935084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe return log_local_buf(buf, len); 936084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe 937084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe tlen = sizeof(*pdu) + len; 938084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe pdu = malloc(tlen); 939084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe 940084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe pdu->level = __cpu_to_le32(level); 941084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe pdu->buf_len = __cpu_to_le32(len); 942084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe 943084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe gettimeofday(&tv, NULL); 944084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe pdu->log_sec = __cpu_to_le64(tv.tv_sec); 945084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe pdu->log_usec = __cpu_to_le64(tv.tv_usec); 946337d75a81c40aef6d693fc0d18e78b0c2444a1beJens Axboe 947084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe memcpy(pdu->buf, buf, len); 948084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe 94940c605169e60d32fc321a2f9f465e76cba745489Jens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_TEXT, pdu, tlen, NULL, NULL); 950084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe free(pdu); 951084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe return len; 952142575e6579462656a6d0f7c50ec8c35b8a08802Jens Axboe} 953142575e6579462656a6d0f7c50ec8c35b8a08802Jens Axboe 954a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboestatic void convert_io_stat(struct io_stat *dst, struct io_stat *src) 955a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe{ 956a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->max_val = cpu_to_le64(src->max_val); 957a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->min_val = cpu_to_le64(src->min_val); 958a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->samples = cpu_to_le64(src->samples); 959802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe 960802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe /* 961802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe * Encode to IEEE 754 for network transfer 962802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe */ 963802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe dst->mean.u.i = __cpu_to_le64(fio_double_to_uint64(src->mean.u.f)); 964802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe dst->S.u.i = __cpu_to_le64(fio_double_to_uint64(src->S.u.f)); 965a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe} 966a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 967a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboestatic void convert_gs(struct group_run_stats *dst, struct group_run_stats *src) 968a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe{ 969a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe int i; 970a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 971298921d65ea914873cbc270af6663dad9e08b782Jens Axboe for (i = 0; i < DDIR_RWDIR_CNT; i++) { 972a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->max_run[i] = cpu_to_le64(src->max_run[i]); 973a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->min_run[i] = cpu_to_le64(src->min_run[i]); 974a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->max_bw[i] = cpu_to_le64(src->max_bw[i]); 975a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->min_bw[i] = cpu_to_le64(src->min_bw[i]); 976a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->io_kb[i] = cpu_to_le64(src->io_kb[i]); 977a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->agg[i] = cpu_to_le64(src->agg[i]); 978a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } 979a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 980a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->kb_base = cpu_to_le32(src->kb_base); 981ad705bcb7e79a7cdb9891db17b4c40b13b6c30c3Steven Noonan dst->unit_base = cpu_to_le32(src->unit_base); 982a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->groupid = cpu_to_le32(src->groupid); 983771e58befea806d2d881953050c4e65329eee382Jens Axboe dst->unified_rw_rep = cpu_to_le32(src->unified_rw_rep); 984a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe} 985a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 986a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe/* 987a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe * Send a CMD_TS, which packs struct thread_stat and group_run_stats 988a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe * into a single payload. 989a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe */ 990a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboevoid fio_server_send_ts(struct thread_stat *ts, struct group_run_stats *rs) 991a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe{ 992a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe struct cmd_ts_pdu p; 993a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe int i, j; 994a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 99560efd14e3b5b5a2adb9f7c9ecfb9bfba38f76ce9Jens Axboe dprint(FD_NET, "server sending end stats\n"); 99660efd14e3b5b5a2adb9f7c9ecfb9bfba38f76ce9Jens Axboe 997317b3c8b1bd5cdb1f2bd02c94d536fa853321bc6Jens Axboe memset(&p, 0, sizeof(p)); 998317b3c8b1bd5cdb1f2bd02c94d536fa853321bc6Jens Axboe 9994e59d0f3a3ff569bddb31fe6927a9faf204ae9bfJens Axboe strncpy(p.ts.name, ts->name, FIO_JOBNAME_SIZE - 1); 10004e59d0f3a3ff569bddb31fe6927a9faf204ae9bfJens Axboe strncpy(p.ts.verror, ts->verror, FIO_VERROR_SIZE - 1); 10014e59d0f3a3ff569bddb31fe6927a9faf204ae9bfJens Axboe strncpy(p.ts.description, ts->description, FIO_JOBDESC_SIZE - 1); 1002a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 10032f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe p.ts.error = cpu_to_le32(ts->error); 10042f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe p.ts.thread_number = cpu_to_le32(ts->thread_number); 10052f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe p.ts.groupid = cpu_to_le32(ts->groupid); 10062f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe p.ts.pid = cpu_to_le32(ts->pid); 10072f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe p.ts.members = cpu_to_le32(ts->members); 1008771e58befea806d2d881953050c4e65329eee382Jens Axboe p.ts.unified_rw_rep = cpu_to_le32(ts->unified_rw_rep); 1009a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 1010298921d65ea914873cbc270af6663dad9e08b782Jens Axboe for (i = 0; i < DDIR_RWDIR_CNT; i++) { 1011a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe convert_io_stat(&p.ts.clat_stat[i], &ts->clat_stat[i]); 1012a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe convert_io_stat(&p.ts.slat_stat[i], &ts->slat_stat[i]); 1013a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe convert_io_stat(&p.ts.lat_stat[i], &ts->lat_stat[i]); 1014a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe convert_io_stat(&p.ts.bw_stat[i], &ts->bw_stat[i]); 1015a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } 1016a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 1017a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.usr_time = cpu_to_le64(ts->usr_time); 1018a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.sys_time = cpu_to_le64(ts->sys_time); 1019a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.ctx = cpu_to_le64(ts->ctx); 1020a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.minf = cpu_to_le64(ts->minf); 1021a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.majf = cpu_to_le64(ts->majf); 1022a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.clat_percentiles = cpu_to_le64(ts->clat_percentiles); 1023802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe 1024802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { 1025cfc03e4639fc29bf879f565300fe0238dd8b5ba9Jens Axboe fio_fp64_t *src = &ts->percentile_list[i]; 1026cfc03e4639fc29bf879f565300fe0238dd8b5ba9Jens Axboe fio_fp64_t *dst = &p.ts.percentile_list[i]; 1027802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe 1028cfc03e4639fc29bf879f565300fe0238dd8b5ba9Jens Axboe dst->u.i = __cpu_to_le64(fio_double_to_uint64(src->u.f)); 1029802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe } 1030a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 1031a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe for (i = 0; i < FIO_IO_U_MAP_NR; i++) { 1032a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_u_map[i] = cpu_to_le32(ts->io_u_map[i]); 1033a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_u_submit[i] = cpu_to_le32(ts->io_u_submit[i]); 1034a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_u_complete[i] = cpu_to_le32(ts->io_u_complete[i]); 1035a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } 1036a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 1037a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) { 1038a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_u_lat_u[i] = cpu_to_le32(ts->io_u_lat_u[i]); 1039a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_u_lat_m[i] = cpu_to_le32(ts->io_u_lat_m[i]); 1040a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } 1041a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 1042298921d65ea914873cbc270af6663dad9e08b782Jens Axboe for (i = 0; i < DDIR_RWDIR_CNT; i++) 1043a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe for (j = 0; j < FIO_IO_U_PLAT_NR; j++) 1044a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_u_plat[i][j] = cpu_to_le32(ts->io_u_plat[i][j]); 1045a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 104678799debc66f717469e751b3b9eb5dfa48cc547bJens Axboe for (i = 0; i < DDIR_RWDIR_CNT; i++) { 1047a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.total_io_u[i] = cpu_to_le64(ts->total_io_u[i]); 104893eee04aef9ed39070ce2e69bd1f661a95b1d50aJens Axboe p.ts.short_io_u[i] = cpu_to_le64(ts->short_io_u[i]); 1049a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } 1050a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 105193eee04aef9ed39070ce2e69bd1f661a95b1d50aJens Axboe p.ts.total_submit = cpu_to_le64(ts->total_submit); 1052a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.total_complete = cpu_to_le64(ts->total_complete); 1053a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 1054298921d65ea914873cbc270af6663dad9e08b782Jens Axboe for (i = 0; i < DDIR_RWDIR_CNT; i++) { 1055a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_bytes[i] = cpu_to_le64(ts->io_bytes[i]); 1056a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.runtime[i] = cpu_to_le64(ts->runtime[i]); 1057a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } 1058a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 1059a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.total_run_time = cpu_to_le64(ts->total_run_time); 1060a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.continue_on_error = cpu_to_le16(ts->continue_on_error); 1061a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.total_err_count = cpu_to_le64(ts->total_err_count); 1062ddcc0b69aa4ed04c8681f447a1a6274bb8837a14Jens Axboe p.ts.first_error = cpu_to_le32(ts->first_error); 1063ddcc0b69aa4ed04c8681f447a1a6274bb8837a14Jens Axboe p.ts.kb_base = cpu_to_le32(ts->kb_base); 1064ad705bcb7e79a7cdb9891db17b4c40b13b6c30c3Steven Noonan p.ts.unit_base = cpu_to_le32(ts->unit_base); 1065a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 10663e260a46ea9a8de224c3d0a29a608da3440f284aJens Axboe p.ts.latency_depth = cpu_to_le32(ts->latency_depth); 10673e260a46ea9a8de224c3d0a29a608da3440f284aJens Axboe p.ts.latency_target = cpu_to_le64(ts->latency_target); 10683e260a46ea9a8de224c3d0a29a608da3440f284aJens Axboe p.ts.latency_window = cpu_to_le64(ts->latency_window); 10693e260a46ea9a8de224c3d0a29a608da3440f284aJens Axboe p.ts.latency_percentile.u.i = __cpu_to_le64(fio_double_to_uint64(ts->latency_percentile.u.f)); 10703e260a46ea9a8de224c3d0a29a608da3440f284aJens Axboe 1071a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe convert_gs(&p.rs, rs); 1072a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 107340c605169e60d32fc321a2f9f465e76cba745489Jens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_TS, &p, sizeof(p), NULL, NULL); 1074a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe} 1075a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 1076a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboevoid fio_server_send_gs(struct group_run_stats *rs) 1077a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe{ 1078a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe struct group_run_stats gs; 1079a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 108060efd14e3b5b5a2adb9f7c9ecfb9bfba38f76ce9Jens Axboe dprint(FD_NET, "server sending group run stats\n"); 108160efd14e3b5b5a2adb9f7c9ecfb9bfba38f76ce9Jens Axboe 1082a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe convert_gs(&gs, rs); 108340c605169e60d32fc321a2f9f465e76cba745489Jens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_GS, &gs, sizeof(gs), NULL, NULL); 1084cf451d1ede3bbbd2fed3619eb43def054d5b5a5aJens Axboe} 1085cf451d1ede3bbbd2fed3619eb43def054d5b5a5aJens Axboe 1086d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboestatic void convert_agg(struct disk_util_agg *dst, struct disk_util_agg *src) 1087d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe{ 1088d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe int i; 1089d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1090d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe for (i = 0; i < 2; i++) { 1091d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->ios[i] = cpu_to_le32(src->ios[i]); 1092d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->merges[i] = cpu_to_le32(src->merges[i]); 1093d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->sectors[i] = cpu_to_le64(src->sectors[i]); 1094d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->ticks[i] = cpu_to_le32(src->ticks[i]); 1095d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe } 1096d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1097d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->io_ticks = cpu_to_le32(src->io_ticks); 1098d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->time_in_queue = cpu_to_le32(src->time_in_queue); 1099d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->slavecount = cpu_to_le32(src->slavecount); 1100d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->max_util.u.i = __cpu_to_le64(fio_double_to_uint64(src->max_util.u.f)); 1101d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe} 1102d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1103d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboestatic void convert_dus(struct disk_util_stat *dst, struct disk_util_stat *src) 1104d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe{ 1105d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe int i; 1106d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 110759140421267ef809b00da12881b8d899ecefbb10Jens Axboe dst->name[FIO_DU_NAME_SZ - 1] = '\0'; 110859140421267ef809b00da12881b8d899ecefbb10Jens Axboe strncpy((char *) dst->name, (char *) src->name, FIO_DU_NAME_SZ - 1); 1109d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1110d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe for (i = 0; i < 2; i++) { 1111a3b4cf7dcae447729f0f4a4ea122f605b909ed70Jens Axboe dst->s.ios[i] = cpu_to_le32(src->s.ios[i]); 1112a3b4cf7dcae447729f0f4a4ea122f605b909ed70Jens Axboe dst->s.merges[i] = cpu_to_le32(src->s.merges[i]); 1113a3b4cf7dcae447729f0f4a4ea122f605b909ed70Jens Axboe dst->s.sectors[i] = cpu_to_le64(src->s.sectors[i]); 1114a3b4cf7dcae447729f0f4a4ea122f605b909ed70Jens Axboe dst->s.ticks[i] = cpu_to_le32(src->s.ticks[i]); 1115d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe } 1116d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1117a3b4cf7dcae447729f0f4a4ea122f605b909ed70Jens Axboe dst->s.io_ticks = cpu_to_le32(src->s.io_ticks); 1118a3b4cf7dcae447729f0f4a4ea122f605b909ed70Jens Axboe dst->s.time_in_queue = cpu_to_le32(src->s.time_in_queue); 1119a3b4cf7dcae447729f0f4a4ea122f605b909ed70Jens Axboe dst->s.msec = cpu_to_le64(src->s.msec); 1120d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe} 1121d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1122d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboevoid fio_server_send_du(void) 1123d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe{ 1124d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe struct disk_util *du; 1125d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe struct flist_head *entry; 1126d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe struct cmd_du_pdu pdu; 1127d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1128d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dprint(FD_NET, "server: sending disk_util %d\n", !flist_empty(&disk_list)); 1129d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 11300766d92e06a119eea489e74d80d5840813559752Jens Axboe memset(&pdu, 0, sizeof(pdu)); 11310766d92e06a119eea489e74d80d5840813559752Jens Axboe 1132d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe flist_for_each(entry, &disk_list) { 1133d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe du = flist_entry(entry, struct disk_util, list); 1134d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1135d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe convert_dus(&pdu.dus, &du->dus); 1136d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe convert_agg(&pdu.agg, &du->agg); 1137d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 113840c605169e60d32fc321a2f9f465e76cba745489Jens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_DU, &pdu, sizeof(pdu), NULL, NULL); 1139d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe } 1140d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe} 1141d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 114253bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe/* 114353bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe * Send a command with a separate PDU, not inlined in the command 114453bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe */ 114553bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboestatic int fio_send_cmd_ext_pdu(int sk, uint16_t opcode, const void *buf, 114653bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe off_t size, uint64_t tag, uint32_t flags) 114753bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe{ 114853bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe struct fio_net_cmd cmd; 114953bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe struct iovec iov[2]; 115053bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe 11519f24726136cc2e94359da7e0dbfd3b6955a71bc5Jens Axboe iov[0].iov_base = (void *) &cmd; 115253bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe iov[0].iov_len = sizeof(cmd); 115353bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe iov[1].iov_base = (void *) buf; 115453bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe iov[1].iov_len = size; 115553bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe 115653bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe __fio_init_net_cmd(&cmd, opcode, size, tag); 115753bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe cmd.flags = __cpu_to_le32(flags); 115853bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe fio_net_cmd_crc_pdu(&cmd, buf); 115953bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe 11608c95307bd5f72720460ee4a46519b9a1b474e7cdJens Axboe return fio_sendv_data(sk, iov, 2); 116153bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe} 116253bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe 11633989b14303458519192f4ace8caf091d587f5e6eJens Axboestatic int fio_send_iolog_gz(struct cmd_iolog_pdu *pdu, struct io_log *log) 11641b42725f06f8906b9b99381da3490484f59df28aJens Axboe{ 11653989b14303458519192f4ace8caf091d587f5e6eJens Axboe int ret = 0; 11663989b14303458519192f4ace8caf091d587f5e6eJens Axboe#ifdef CONFIG_ZLIB 11671b42725f06f8906b9b99381da3490484f59df28aJens Axboe z_stream stream; 11681b42725f06f8906b9b99381da3490484f59df28aJens Axboe void *out_pdu; 11691b42725f06f8906b9b99381da3490484f59df28aJens Axboe 11701b42725f06f8906b9b99381da3490484f59df28aJens Axboe /* 11711b42725f06f8906b9b99381da3490484f59df28aJens Axboe * Dirty - since the log is potentially huge, compress it into 11721b42725f06f8906b9b99381da3490484f59df28aJens Axboe * FIO_SERVER_MAX_FRAGMENT_PDU chunks and let the receiving 11731b42725f06f8906b9b99381da3490484f59df28aJens Axboe * side defragment it. 11741b42725f06f8906b9b99381da3490484f59df28aJens Axboe */ 11751b42725f06f8906b9b99381da3490484f59df28aJens Axboe out_pdu = malloc(FIO_SERVER_MAX_FRAGMENT_PDU); 11761b42725f06f8906b9b99381da3490484f59df28aJens Axboe 11771b42725f06f8906b9b99381da3490484f59df28aJens Axboe stream.zalloc = Z_NULL; 11781b42725f06f8906b9b99381da3490484f59df28aJens Axboe stream.zfree = Z_NULL; 11791b42725f06f8906b9b99381da3490484f59df28aJens Axboe stream.opaque = Z_NULL; 11801b42725f06f8906b9b99381da3490484f59df28aJens Axboe 11811b42725f06f8906b9b99381da3490484f59df28aJens Axboe if (deflateInit(&stream, Z_DEFAULT_COMPRESSION) != Z_OK) { 118253bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe ret = 1; 118353bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe goto err; 11841b42725f06f8906b9b99381da3490484f59df28aJens Axboe } 11851b42725f06f8906b9b99381da3490484f59df28aJens Axboe 1186f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe stream.next_in = (void *) log->log; 1187f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe stream.avail_in = log->nr_samples * sizeof(struct io_sample); 11881b42725f06f8906b9b99381da3490484f59df28aJens Axboe 11891b42725f06f8906b9b99381da3490484f59df28aJens Axboe do { 119053bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe unsigned int this_len, flags = 0; 119153bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe int ret; 11921b42725f06f8906b9b99381da3490484f59df28aJens Axboe 11931b42725f06f8906b9b99381da3490484f59df28aJens Axboe stream.avail_out = FIO_SERVER_MAX_FRAGMENT_PDU; 11941b42725f06f8906b9b99381da3490484f59df28aJens Axboe stream.next_out = out_pdu; 11953c547fe0547c924ca5174d9aa36720ddb441480aJens Axboe ret = deflate(&stream, Z_FINISH); 11963c547fe0547c924ca5174d9aa36720ddb441480aJens Axboe /* may be Z_OK, or Z_STREAM_END */ 11973c547fe0547c924ca5174d9aa36720ddb441480aJens Axboe if (ret < 0) 11983c547fe0547c924ca5174d9aa36720ddb441480aJens Axboe goto err_zlib; 11991b42725f06f8906b9b99381da3490484f59df28aJens Axboe 12001b42725f06f8906b9b99381da3490484f59df28aJens Axboe this_len = FIO_SERVER_MAX_FRAGMENT_PDU - stream.avail_out; 12011b42725f06f8906b9b99381da3490484f59df28aJens Axboe 12021b42725f06f8906b9b99381da3490484f59df28aJens Axboe if (stream.avail_in) 120353bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe flags = FIO_NET_CMD_F_MORE; 12041b42725f06f8906b9b99381da3490484f59df28aJens Axboe 120553bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe ret = fio_send_cmd_ext_pdu(server_fd, FIO_NET_CMD_IOLOG, 120653bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe out_pdu, this_len, 0, flags); 120753bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe if (ret) 120853bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe goto err_zlib; 12091b42725f06f8906b9b99381da3490484f59df28aJens Axboe } while (stream.avail_in); 12101b42725f06f8906b9b99381da3490484f59df28aJens Axboe 121153bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboeerr_zlib: 12121b42725f06f8906b9b99381da3490484f59df28aJens Axboe deflateEnd(&stream); 121353bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboeerr: 121453bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe free(out_pdu); 12153989b14303458519192f4ace8caf091d587f5e6eJens Axboe#endif 121653bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe return ret; 12171b42725f06f8906b9b99381da3490484f59df28aJens Axboe} 12181b42725f06f8906b9b99381da3490484f59df28aJens Axboe 12193989b14303458519192f4ace8caf091d587f5e6eJens Axboeint fio_send_iolog(struct thread_data *td, struct io_log *log, const char *name) 12203989b14303458519192f4ace8caf091d587f5e6eJens Axboe{ 12213989b14303458519192f4ace8caf091d587f5e6eJens Axboe struct cmd_iolog_pdu pdu; 12223989b14303458519192f4ace8caf091d587f5e6eJens Axboe int i, ret = 0; 12233989b14303458519192f4ace8caf091d587f5e6eJens Axboe 12243989b14303458519192f4ace8caf091d587f5e6eJens Axboe pdu.thread_number = cpu_to_le32(td->thread_number); 12253989b14303458519192f4ace8caf091d587f5e6eJens Axboe pdu.nr_samples = __cpu_to_le32(log->nr_samples); 12263989b14303458519192f4ace8caf091d587f5e6eJens Axboe pdu.log_type = cpu_to_le32(log->log_type); 12273989b14303458519192f4ace8caf091d587f5e6eJens Axboe pdu.compressed = cpu_to_le32(use_zlib); 12289bdb9265ed6cfd95fc217a9030b188a5a345cc89Jens Axboe 12299bdb9265ed6cfd95fc217a9030b188a5a345cc89Jens Axboe strncpy((char *) pdu.name, name, FIO_NET_NAME_MAX); 12309bdb9265ed6cfd95fc217a9030b188a5a345cc89Jens Axboe pdu.name[FIO_NET_NAME_MAX - 1] = '\0'; 12313989b14303458519192f4ace8caf091d587f5e6eJens Axboe 12323989b14303458519192f4ace8caf091d587f5e6eJens Axboe for (i = 0; i < log->nr_samples; i++) { 12333989b14303458519192f4ace8caf091d587f5e6eJens Axboe struct io_sample *s = &log->log[i]; 12343989b14303458519192f4ace8caf091d587f5e6eJens Axboe 12353989b14303458519192f4ace8caf091d587f5e6eJens Axboe s->time = cpu_to_le64(s->time); 12363989b14303458519192f4ace8caf091d587f5e6eJens Axboe s->val = cpu_to_le64(s->val); 12373989b14303458519192f4ace8caf091d587f5e6eJens Axboe s->ddir = cpu_to_le32(s->ddir); 12383989b14303458519192f4ace8caf091d587f5e6eJens Axboe s->bs = cpu_to_le32(s->bs); 12393989b14303458519192f4ace8caf091d587f5e6eJens Axboe } 12403989b14303458519192f4ace8caf091d587f5e6eJens Axboe 12413989b14303458519192f4ace8caf091d587f5e6eJens Axboe /* 12423989b14303458519192f4ace8caf091d587f5e6eJens Axboe * Send header first, it's not compressed. 12433989b14303458519192f4ace8caf091d587f5e6eJens Axboe */ 12443989b14303458519192f4ace8caf091d587f5e6eJens Axboe ret = fio_send_cmd_ext_pdu(server_fd, FIO_NET_CMD_IOLOG, &pdu, 12453989b14303458519192f4ace8caf091d587f5e6eJens Axboe sizeof(pdu), 0, FIO_NET_CMD_F_MORE); 12463989b14303458519192f4ace8caf091d587f5e6eJens Axboe if (ret) 12473989b14303458519192f4ace8caf091d587f5e6eJens Axboe return ret; 12483989b14303458519192f4ace8caf091d587f5e6eJens Axboe 12493989b14303458519192f4ace8caf091d587f5e6eJens Axboe /* 12503989b14303458519192f4ace8caf091d587f5e6eJens Axboe * Now send actual log, compress if we can, otherwise just plain 12513989b14303458519192f4ace8caf091d587f5e6eJens Axboe */ 12523989b14303458519192f4ace8caf091d587f5e6eJens Axboe if (use_zlib) 12533989b14303458519192f4ace8caf091d587f5e6eJens Axboe return fio_send_iolog_gz(&pdu, log); 12543989b14303458519192f4ace8caf091d587f5e6eJens Axboe 12553989b14303458519192f4ace8caf091d587f5e6eJens Axboe return fio_send_cmd_ext_pdu(server_fd, FIO_NET_CMD_IOLOG, log->log, 12563989b14303458519192f4ace8caf091d587f5e6eJens Axboe log->nr_samples * sizeof(struct io_sample), 0, 0); 12573989b14303458519192f4ace8caf091d587f5e6eJens Axboe} 12583989b14303458519192f4ace8caf091d587f5e6eJens Axboe 12592f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboevoid fio_server_send_add_job(struct thread_data *td) 1260807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe{ 1261807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe struct cmd_add_job_pdu pdu; 1262807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe 1263731e30a2551315c609c23ac107377b63c02d51faJens Axboe memset(&pdu, 0, sizeof(pdu)); 12642f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe pdu.thread_number = cpu_to_le32(td->thread_number); 12652f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe pdu.groupid = cpu_to_le32(td->groupid); 12662f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe convert_thread_options_to_net(&pdu.top, &td->o); 1267807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe 126840c605169e60d32fc321a2f9f465e76cba745489Jens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_ADD_JOB, &pdu, sizeof(pdu), NULL, NULL); 1269807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe} 1270807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe 1271122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboevoid fio_server_send_start(struct thread_data *td) 1272122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 1273122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe assert(server_fd != -1); 1274122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 1275122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_net_send_simple_cmd(server_fd, FIO_NET_CMD_SERVER_START, 0, NULL); 1276122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 1277122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 127887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic int fio_init_server_ip(void) 127981179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe{ 1280811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe struct sockaddr *addr; 128167bf982340d95ca98098ea050b54b4c7adb116c0Jens Axboe socklen_t socklen; 128217e3531ad6dcd6d0d8f1191f7fe484a345f26f52Jens Axboe char buf[80]; 128317e3531ad6dcd6d0d8f1191f7fe484a345f26f52Jens Axboe const char *str; 128487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe int sk, opt; 128581179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 1286811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe if (use_ipv6) 1287811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe sk = socket(AF_INET6, SOCK_STREAM, 0); 1288811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe else 1289811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe sk = socket(AF_INET, SOCK_STREAM, 0); 1290811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe 129181179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe if (sk < 0) { 129281179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe log_err("fio: socket: %s\n", strerror(errno)); 129381179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return -1; 129481179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe } 129581179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 129681179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe opt = 1; 12971f81991ed356dd7257aef2c715ba9a24d9af93a5Jens Axboe if (setsockopt(sk, SOL_SOCKET, SO_REUSEADDR, (void *)&opt, sizeof(opt)) < 0) { 129881179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe log_err("fio: setsockopt: %s\n", strerror(errno)); 1299b94cba47cfdf96e72ec894080b3a7bf645a86e9cJens Axboe close(sk); 130081179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return -1; 130181179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe } 130281179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe#ifdef SO_REUSEPORT 13036eb2479194603184f393057ea10326643edc7169Jens Axboe if (setsockopt(sk, SOL_SOCKET, SO_REUSEPORT, &opt, sizeof(opt)) < 0) { 130481179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe log_err("fio: setsockopt: %s\n", strerror(errno)); 1305b94cba47cfdf96e72ec894080b3a7bf645a86e9cJens Axboe close(sk); 130681179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return -1; 130781179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe } 130881179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe#endif 130981179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 1310811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe if (use_ipv6) { 131117e3531ad6dcd6d0d8f1191f7fe484a345f26f52Jens Axboe const void *src = &saddr_in6.sin6_addr; 131217e3531ad6dcd6d0d8f1191f7fe484a345f26f52Jens Axboe 1313811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe addr = (struct sockaddr *) &saddr_in6; 1314811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe socklen = sizeof(saddr_in6); 1315811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe saddr_in6.sin6_family = AF_INET6; 131617e3531ad6dcd6d0d8f1191f7fe484a345f26f52Jens Axboe str = inet_ntop(AF_INET6, src, buf, sizeof(buf)); 1317811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe } else { 131817e3531ad6dcd6d0d8f1191f7fe484a345f26f52Jens Axboe const void *src = &saddr_in.sin_addr; 131917e3531ad6dcd6d0d8f1191f7fe484a345f26f52Jens Axboe 1320811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe addr = (struct sockaddr *) &saddr_in; 1321811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe socklen = sizeof(saddr_in); 1322811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe saddr_in.sin_family = AF_INET; 132317e3531ad6dcd6d0d8f1191f7fe484a345f26f52Jens Axboe str = inet_ntop(AF_INET, src, buf, sizeof(buf)); 1324811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe } 132581179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 1326811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe if (bind(sk, addr, socklen) < 0) { 132781179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe log_err("fio: bind: %s\n", strerror(errno)); 132817e3531ad6dcd6d0d8f1191f7fe484a345f26f52Jens Axboe log_info("fio: failed with IPv%c %s\n", use_ipv6 ? '6' : '4', str); 1329b94cba47cfdf96e72ec894080b3a7bf645a86e9cJens Axboe close(sk); 133081179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return -1; 133181179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe } 133281179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 133387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return sk; 133487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe} 133587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 133687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic int fio_init_server_sock(void) 133787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe{ 133887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe struct sockaddr_un addr; 133967bf982340d95ca98098ea050b54b4c7adb116c0Jens Axboe socklen_t len; 134087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe mode_t mode; 134187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe int sk; 134287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 134387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe sk = socket(AF_UNIX, SOCK_STREAM, 0); 134487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (sk < 0) { 134587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe log_err("fio: socket: %s\n", strerror(errno)); 134687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return -1; 134787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe } 134887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 134987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe mode = umask(000); 135087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 135187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe memset(&addr, 0, sizeof(addr)); 135287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe addr.sun_family = AF_UNIX; 1353a48fddbcb33991f9b2d1be1fa0a5e5cfb9ea9faeJens Axboe strncpy(addr.sun_path, bind_sock, sizeof(addr.sun_path) - 1); 135487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 135587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe len = sizeof(addr.sun_family) + strlen(bind_sock) + 1; 135687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 135787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (bind(sk, (struct sockaddr *) &addr, len) < 0) { 135887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe log_err("fio: bind: %s\n", strerror(errno)); 1359b94cba47cfdf96e72ec894080b3a7bf645a86e9cJens Axboe close(sk); 136087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return -1; 136187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe } 136287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 136387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe umask(mode); 136487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return sk; 136587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe} 136687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 136787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic int fio_init_server_connection(void) 136887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe{ 1369bebe639808147d587bbe776566d390b9ff98773fJens Axboe char bind_str[128]; 137087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe int sk; 137187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 137287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe dprint(FD_NET, "starting server\n"); 137387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 137487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (!bind_sock) 137587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe sk = fio_init_server_ip(); 137687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe else 137787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe sk = fio_init_server_sock(); 137887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 137987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (sk < 0) 138087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return sk; 138187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 1382afdcad2315c22200d594a29885053d7671881ebbJens Axboe memset(bind_str, 0, sizeof(bind_str)); 1383afdcad2315c22200d594a29885053d7671881ebbJens Axboe 1384811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe if (!bind_sock) { 1385811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe char *p, port[16]; 1386811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe const void *src; 1387811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe int af; 1388811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe 1389811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe if (use_ipv6) { 1390811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe af = AF_INET6; 1391811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe src = &saddr_in6.sin6_addr; 1392811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe } else { 1393811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe af = AF_INET; 1394811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe src = &saddr_in.sin_addr; 1395811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe } 1396811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe 1397811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe p = (char *) inet_ntop(af, src, bind_str, sizeof(bind_str)); 1398811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe 1399811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe sprintf(port, ",%u", fio_net_port); 1400811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe if (p) 1401811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe strcat(p, port); 1402811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe else 1403afdcad2315c22200d594a29885053d7671881ebbJens Axboe strncpy(bind_str, port, sizeof(bind_str) - 1); 1404811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe } else 1405afdcad2315c22200d594a29885053d7671881ebbJens Axboe strncpy(bind_str, bind_sock, sizeof(bind_str) - 1); 1406bebe639808147d587bbe776566d390b9ff98773fJens Axboe 1407bebe639808147d587bbe776566d390b9ff98773fJens Axboe log_info("fio: server listening on %s\n", bind_str); 1408bebe639808147d587bbe776566d390b9ff98773fJens Axboe 140989c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe if (listen(sk, 0) < 0) { 141081179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe log_err("fio: listen: %s\n", strerror(errno)); 14112fd973c9e7bbbf88d52a55ee1daa2568d4bf5f41Jens Axboe close(sk); 141281179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return -1; 141381179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe } 141481179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 141587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return sk; 141687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe} 141787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 14183aa3ceeb5c93f05e50d13a0e8f374843e6cb8ec5Jens Axboeint fio_server_parse_host(const char *host, int ipv6, struct in_addr *inp, 14193ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe struct in6_addr *inp6) 14203ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 14213ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe{ 14223ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe int ret = 0; 14233ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 14243aa3ceeb5c93f05e50d13a0e8f374843e6cb8ec5Jens Axboe if (ipv6) 14253ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe ret = inet_pton(AF_INET6, host, inp6); 14263ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe else 14273ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe ret = inet_pton(AF_INET, host, inp); 14283ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 14293ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe if (ret != 1) { 1430479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe struct addrinfo hints, *res; 1431479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe 1432479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe memset(&hints, 0, sizeof(hints)); 14333aa3ceeb5c93f05e50d13a0e8f374843e6cb8ec5Jens Axboe hints.ai_family = ipv6 ? AF_INET6 : AF_INET; 1434479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe hints.ai_socktype = SOCK_STREAM; 14353ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 1436479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe ret = getaddrinfo(host, NULL, &hints, &res); 1437479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe if (ret) { 1438479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe log_err("fio: failed to resolve <%s> (%s)\n", host, 1439479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe gai_strerror(ret)); 14403caf43e3a1567affb2e35f4577d7c51c606187f1Jens Axboe return 1; 14413ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe } 14423ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 14433aa3ceeb5c93f05e50d13a0e8f374843e6cb8ec5Jens Axboe if (ipv6) 1444479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe memcpy(inp6, &((struct sockaddr_in6 *) res->ai_addr)->sin6_addr, sizeof(*inp6)); 1445479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe else 1446479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe memcpy(inp, &((struct sockaddr_in *) res->ai_addr)->sin_addr, sizeof(*inp)); 1447479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe 14483ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe ret = 1; 1449479471c409a61d01290ac9444042357b03f8d0b0Jens Axboe freeaddrinfo(res); 14503ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe } 14513ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 14523ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe return !(ret == 1); 14533ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe} 14543ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 1455660a2bfb0858f94633f9e567b81968981541f079Jens Axboe/* 1456660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * Parse a host/ip/port string. Reads from 'str'. 1457660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * 1458660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * Outputs: 1459660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * 1460660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * For IPv4: 1461660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * *ptr is the host, *port is the port, inp is the destination. 1462660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * For IPv6: 1463660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * *ptr is the host, *port is the port, inp6 is the dest, and *ipv6 is 1. 1464660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * For local domain sockets: 1465660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * *ptr is the filename, *is_sock is 1. 1466660a2bfb0858f94633f9e567b81968981541f079Jens Axboe */ 1467bebe639808147d587bbe776566d390b9ff98773fJens Axboeint fio_server_parse_string(const char *str, char **ptr, int *is_sock, 1468811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe int *port, struct in_addr *inp, 1469811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe struct in6_addr *inp6, int *ipv6) 1470bebe639808147d587bbe776566d390b9ff98773fJens Axboe{ 147176867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe const char *host = str; 147276867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe char *portp; 14733ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe int lport = 0; 147476867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe 1475bebe639808147d587bbe776566d390b9ff98773fJens Axboe *ptr = NULL; 1476bebe639808147d587bbe776566d390b9ff98773fJens Axboe *is_sock = 0; 14776d2cf39497670a0246c9b7bb1cc6ef77629e08f7Jens Axboe *port = fio_net_port; 1478811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe *ipv6 = 0; 1479bebe639808147d587bbe776566d390b9ff98773fJens Axboe 1480bebe639808147d587bbe776566d390b9ff98773fJens Axboe if (!strncmp(str, "sock:", 5)) { 1481bebe639808147d587bbe776566d390b9ff98773fJens Axboe *ptr = strdup(str + 5); 1482bebe639808147d587bbe776566d390b9ff98773fJens Axboe *is_sock = 1; 148376867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe 148476867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe return 0; 148576867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe } 148676867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe 148776867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe /* 148876867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe * Is it ip:<ip or host>:port 148976867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe */ 149076867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe if (!strncmp(host, "ip:", 3)) 149176867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe host += 3; 149276867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe else if (!strncmp(host, "ip4:", 4)) 149376867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe host += 4; 149476867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe else if (!strncmp(host, "ip6:", 4)) { 149576867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe host += 4; 149676867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe *ipv6 = 1; 149776867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe } else if (host[0] == ':') { 149876867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe /* String is :port */ 149976867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe host++; 150076867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe lport = atoi(host); 150176867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe if (!lport || lport > 65535) { 15024e0a8fa2593006505b7f4e18931a201d221b49e9Jens Axboe log_err("fio: bad server port %u\n", lport); 150376867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe return 1; 150476867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe } 150576867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe /* no hostname given, we are done */ 150676867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe *port = lport; 150776867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe return 0; 150876867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe } 150976867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe 151076867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe /* 1511b96b90c383b25f4d0a002f672c3ff3dc02fdbf7bJens Axboe * If no port seen yet, check if there's a last ',' at the end 151276867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe */ 151376867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe if (!lport) { 151476867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe portp = strchr(host, ','); 151576867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe if (portp) { 151676867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe *portp = '\0'; 151776867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe portp++; 151876867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe lport = atoi(portp); 1519bebe639808147d587bbe776566d390b9ff98773fJens Axboe if (!lport || lport > 65535) { 15204e0a8fa2593006505b7f4e18931a201d221b49e9Jens Axboe log_err("fio: bad server port %u\n", lport); 1521bebe639808147d587bbe776566d390b9ff98773fJens Axboe return 1; 1522bebe639808147d587bbe776566d390b9ff98773fJens Axboe } 1523bebe639808147d587bbe776566d390b9ff98773fJens Axboe } 152476867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe } 1525bebe639808147d587bbe776566d390b9ff98773fJens Axboe 152676867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe if (lport) 152776867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe *port = lport; 1528bebe639808147d587bbe776566d390b9ff98773fJens Axboe 152976867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe if (!strlen(host)) 153076867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe return 0; 1531bebe639808147d587bbe776566d390b9ff98773fJens Axboe 153276867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe *ptr = strdup(host); 1533811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe 15343aa3ceeb5c93f05e50d13a0e8f374843e6cb8ec5Jens Axboe if (fio_server_parse_host(*ptr, *ipv6, inp, inp6)) { 15353ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe free(*ptr); 15363ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe *ptr = NULL; 15373ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe return 1; 1538bebe639808147d587bbe776566d390b9ff98773fJens Axboe } 1539bebe639808147d587bbe776566d390b9ff98773fJens Axboe 1540bebe639808147d587bbe776566d390b9ff98773fJens Axboe if (*port == 0) 1541bebe639808147d587bbe776566d390b9ff98773fJens Axboe *port = fio_net_port; 1542bebe639808147d587bbe776566d390b9ff98773fJens Axboe 1543bebe639808147d587bbe776566d390b9ff98773fJens Axboe return 0; 1544bebe639808147d587bbe776566d390b9ff98773fJens Axboe} 1545bebe639808147d587bbe776566d390b9ff98773fJens Axboe 154687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe/* 154787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * Server arg should be one of: 154887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * 154987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * sock:/path/to/socket 155087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * ip:1.2.3.4 155187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * 1.2.3.4 155287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * 155387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * Where sock uses unix domain sockets, and ip binds the server to 155487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * a specific interface. If no arguments are given to the server, it 155587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * uses IP and binds to 0.0.0.0. 155687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * 155787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe */ 155887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic int fio_handle_server_arg(void) 155987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe{ 15606d2cf39497670a0246c9b7bb1cc6ef77629e08f7Jens Axboe int port = fio_net_port; 1561a7de0a1163e63cb6fa0a6bad773c415d06d154acJens Axboe int is_sock, ret = 0; 1562bebe639808147d587bbe776566d390b9ff98773fJens Axboe 156387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe saddr_in.sin_addr.s_addr = htonl(INADDR_ANY); 156487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 156587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (!fio_server_arg) 1566a7de0a1163e63cb6fa0a6bad773c415d06d154acJens Axboe goto out; 156787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 15684e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe ret = fio_server_parse_string(fio_server_arg, &bind_sock, &is_sock, 1569811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe &port, &saddr_in.sin_addr, 1570811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe &saddr_in6.sin6_addr, &use_ipv6); 15714e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe 15724e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe if (!is_sock && bind_sock) { 15734e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe free(bind_sock); 15744e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe bind_sock = NULL; 15754e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe } 15764e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe 1577a7de0a1163e63cb6fa0a6bad773c415d06d154acJens Axboeout: 15786d2cf39497670a0246c9b7bb1cc6ef77629e08f7Jens Axboe fio_net_port = port; 15796d2cf39497670a0246c9b7bb1cc6ef77629e08f7Jens Axboe saddr_in.sin_port = htons(port); 1580811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe saddr_in6.sin6_port = htons(port); 15814e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe return ret; 158287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe} 158387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 158443cdea1d0d62fe57c0b1017c55b4700cd95f63b0Jens Axboestatic void sig_int(int sig) 158543cdea1d0d62fe57c0b1017c55b4700cd95f63b0Jens Axboe{ 158643cdea1d0d62fe57c0b1017c55b4700cd95f63b0Jens Axboe if (bind_sock) 158743cdea1d0d62fe57c0b1017c55b4700cd95f63b0Jens Axboe unlink(bind_sock); 158843cdea1d0d62fe57c0b1017c55b4700cd95f63b0Jens Axboe} 158943cdea1d0d62fe57c0b1017c55b4700cd95f63b0Jens Axboe 159043cdea1d0d62fe57c0b1017c55b4700cd95f63b0Jens Axboestatic void set_sig_handlers(void) 159143cdea1d0d62fe57c0b1017c55b4700cd95f63b0Jens Axboe{ 159243cdea1d0d62fe57c0b1017c55b4700cd95f63b0Jens Axboe struct sigaction act; 159343cdea1d0d62fe57c0b1017c55b4700cd95f63b0Jens Axboe 159443cdea1d0d62fe57c0b1017c55b4700cd95f63b0Jens Axboe memset(&act, 0, sizeof(act)); 159543cdea1d0d62fe57c0b1017c55b4700cd95f63b0Jens Axboe act.sa_handler = sig_int; 159643cdea1d0d62fe57c0b1017c55b4700cd95f63b0Jens Axboe act.sa_flags = SA_RESTART; 159743cdea1d0d62fe57c0b1017c55b4700cd95f63b0Jens Axboe sigaction(SIGINT, &act, NULL); 159843cdea1d0d62fe57c0b1017c55b4700cd95f63b0Jens Axboe} 159943cdea1d0d62fe57c0b1017c55b4700cd95f63b0Jens Axboe 160087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic int fio_server(void) 160187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe{ 160287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe int sk, ret; 160387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 160487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe dprint(FD_NET, "starting server\n"); 160587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 160687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (fio_handle_server_arg()) 160787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return -1; 160887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 160987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe sk = fio_init_server_connection(); 161087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (sk < 0) 161187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return -1; 161281179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 161343cdea1d0d62fe57c0b1017c55b4700cd95f63b0Jens Axboe set_sig_handlers(); 161443cdea1d0d62fe57c0b1017c55b4700cd95f63b0Jens Axboe 161581179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe ret = accept_loop(sk); 161687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 161781179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe close(sk); 161887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 161987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (fio_server_arg) { 162087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe free(fio_server_arg); 162187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe fio_server_arg = NULL; 162287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe } 1623bebe639808147d587bbe776566d390b9ff98773fJens Axboe if (bind_sock) 1624bebe639808147d587bbe776566d390b9ff98773fJens Axboe free(bind_sock); 162587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 162681179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return ret; 162781179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe} 162881179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 16297b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboevoid fio_server_got_signal(int signal) 16309abea48bee7340fdf0aee00fa734a3071d47ed86Jens Axboe{ 16317b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe if (signal == SIGPIPE) 16327b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe server_fd = -1; 16337b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe else { 16347b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe log_info("\nfio: terminating on signal %d\n", signal); 16357b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe exit_backend = 1; 16367b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe } 16379abea48bee7340fdf0aee00fa734a3071d47ed86Jens Axboe} 16389abea48bee7340fdf0aee00fa734a3071d47ed86Jens Axboe 163913755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboestatic int check_existing_pidfile(const char *pidfile) 164013755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe{ 164113755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe struct stat sb; 164213755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe char buf[16]; 164313755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe pid_t pid; 164413755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe FILE *f; 164513755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 164613755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe if (stat(pidfile, &sb)) 164713755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return 0; 164813755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 164913755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe f = fopen(pidfile, "r"); 165013755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe if (!f) 165113755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return 0; 165213755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 1653bfc3b17986fb80aeb5a6ea962bb38fc1509d60a8Jens Axboe if (fread(buf, sb.st_size, 1, f) <= 0) { 165413755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe fclose(f); 165513755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return 1; 165613755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe } 165713755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe fclose(f); 165813755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 165913755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe pid = atoi(buf); 166013755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe if (kill(pid, SIGCONT) < 0) 1661ea5aa1be68de71f9f02eb3d6f4db726adcafb40aJens Axboe return errno != ESRCH; 166213755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 166313755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return 1; 166413755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe} 166513755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 166613755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboestatic int write_pid(pid_t pid, const char *pidfile) 1667402668f3e05259bfc135fc097136428feda01006Jens Axboe{ 1668402668f3e05259bfc135fc097136428feda01006Jens Axboe FILE *fpid; 1669402668f3e05259bfc135fc097136428feda01006Jens Axboe 1670402668f3e05259bfc135fc097136428feda01006Jens Axboe fpid = fopen(pidfile, "w"); 1671402668f3e05259bfc135fc097136428feda01006Jens Axboe if (!fpid) { 1672402668f3e05259bfc135fc097136428feda01006Jens Axboe log_err("fio: failed opening pid file %s\n", pidfile); 167313755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return 1; 1674402668f3e05259bfc135fc097136428feda01006Jens Axboe } 1675402668f3e05259bfc135fc097136428feda01006Jens Axboe 1676402668f3e05259bfc135fc097136428feda01006Jens Axboe fprintf(fpid, "%u\n", (unsigned int) pid); 167713755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe fclose(fpid); 167813755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return 0; 1679402668f3e05259bfc135fc097136428feda01006Jens Axboe} 1680402668f3e05259bfc135fc097136428feda01006Jens Axboe 1681402668f3e05259bfc135fc097136428feda01006Jens Axboe/* 1682402668f3e05259bfc135fc097136428feda01006Jens Axboe * If pidfile is specified, background us. 1683402668f3e05259bfc135fc097136428feda01006Jens Axboe */ 1684402668f3e05259bfc135fc097136428feda01006Jens Axboeint fio_start_server(char *pidfile) 1685e46d809110bd4ad2980ca64931b683673444454bJens Axboe{ 1686e46d809110bd4ad2980ca64931b683673444454bJens Axboe pid_t pid; 1687402668f3e05259bfc135fc097136428feda01006Jens Axboe int ret; 1688e46d809110bd4ad2980ca64931b683673444454bJens Axboe 168993bcfd20e37cef8cec350fe06d3a086724c9f257Bruce Cran#if defined(WIN32) 1690905c78b90f92bab91555313f7b4bd83d18246139Jens Axboe WSADATA wsd; 16913c3ed070502bbfec387ded2c43d5e4559ca24a63Jens Axboe WSAStartup(MAKEWORD(2, 2), &wsd); 169293bcfd20e37cef8cec350fe06d3a086724c9f257Bruce Cran#endif 169393bcfd20e37cef8cec350fe06d3a086724c9f257Bruce Cran 1694402668f3e05259bfc135fc097136428feda01006Jens Axboe if (!pidfile) 1695e46d809110bd4ad2980ca64931b683673444454bJens Axboe return fio_server(); 1696e46d809110bd4ad2980ca64931b683673444454bJens Axboe 169713755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe if (check_existing_pidfile(pidfile)) { 169813755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe log_err("fio: pidfile %s exists and server appears alive\n", 169913755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe pidfile); 1700b8ba87ac231c3facccb1e5b0e8b1b88dd162f8f3Jens Axboe free(pidfile); 170113755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return -1; 170213755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe } 170313755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 1704e46d809110bd4ad2980ca64931b683673444454bJens Axboe pid = fork(); 1705e46d809110bd4ad2980ca64931b683673444454bJens Axboe if (pid < 0) { 170613755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe log_err("fio: failed server fork: %s", strerror(errno)); 1707402668f3e05259bfc135fc097136428feda01006Jens Axboe free(pidfile); 1708c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe return -1; 1709402668f3e05259bfc135fc097136428feda01006Jens Axboe } else if (pid) { 171013755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe int ret = write_pid(pid, pidfile); 171113755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 1712b8ba87ac231c3facccb1e5b0e8b1b88dd162f8f3Jens Axboe free(pidfile); 171313755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe exit(ret); 1714402668f3e05259bfc135fc097136428feda01006Jens Axboe } 1715e46d809110bd4ad2980ca64931b683673444454bJens Axboe 1716e46d809110bd4ad2980ca64931b683673444454bJens Axboe setsid(); 171713755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe openlog("fio", LOG_NDELAY|LOG_NOWAIT|LOG_PID, LOG_USER); 171813755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe log_syslog = 1; 1719e46d809110bd4ad2980ca64931b683673444454bJens Axboe close(STDIN_FILENO); 1720e46d809110bd4ad2980ca64931b683673444454bJens Axboe close(STDOUT_FILENO); 1721e46d809110bd4ad2980ca64931b683673444454bJens Axboe close(STDERR_FILENO); 1722e46d809110bd4ad2980ca64931b683673444454bJens Axboe f_out = NULL; 1723e46d809110bd4ad2980ca64931b683673444454bJens Axboe f_err = NULL; 1724402668f3e05259bfc135fc097136428feda01006Jens Axboe 1725402668f3e05259bfc135fc097136428feda01006Jens Axboe ret = fio_server(); 1726402668f3e05259bfc135fc097136428feda01006Jens Axboe 1727402668f3e05259bfc135fc097136428feda01006Jens Axboe closelog(); 1728402668f3e05259bfc135fc097136428feda01006Jens Axboe unlink(pidfile); 1729402668f3e05259bfc135fc097136428feda01006Jens Axboe free(pidfile); 1730402668f3e05259bfc135fc097136428feda01006Jens Axboe return ret; 1731e46d809110bd4ad2980ca64931b683673444454bJens Axboe} 173287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 1733bebe639808147d587bbe776566d390b9ff98773fJens Axboevoid fio_server_set_arg(const char *arg) 173487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe{ 173587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe fio_server_arg = strdup(arg); 173687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe} 1737