server.c revision 6348b5dee54f24f2e78872948653942336f4c14e
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 <fcntl.h> 850d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe#include <sys/poll.h> 950d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe#include <sys/types.h> 1050d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe#include <sys/wait.h> 11d05c4a03365f1b677c05840865e67ffaf2c5b05bJens Axboe#include <sys/socket.h> 1287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe#include <sys/stat.h> 1387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe#include <sys/un.h> 141f51bba9851d792fcf87e05f302162d50854c3a8Bruce Cran#include <sys/uio.h> 1550d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe#include <netinet/in.h> 1650d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe#include <arpa/inet.h> 1750d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe#include <netdb.h> 18e46d809110bd4ad2980ca64931b683673444454bJens Axboe#include <syslog.h> 199e22ecb0271038f61e00e448d8839f0c1bf6017eJens Axboe#include <signal.h> 203989b14303458519192f4ace8caf091d587f5e6eJens Axboe#ifdef CONFIG_ZLIB 211b42725f06f8906b9b99381da3490484f59df28aJens Axboe#include <zlib.h> 223989b14303458519192f4ace8caf091d587f5e6eJens Axboe#endif 2350d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe 2450d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe#include "fio.h" 25132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe#include "server.h" 26fcee5ff6f30d0f05582a378a310ed1f68491766fJens Axboe#include "crc/crc16.h" 27c7c6cb4cb3114ec4ce3107e15c184e161b50122eJens Axboe#include "lib/ieee754.h" 2889cf1480594858ad4e02499834c04fe48ff0a89dJens Axboe 295adc2447a8d52322981da4cd364a560bbd9d8351Stephen M. Cameronint fio_net_port = FIO_NET_PORT; 3050d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe 31009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboeint exit_backend = 0; 32009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe 3346c48f1f9b8ce94132c13638e4c83c13e1d392daJens Axboestatic int server_fd = -1; 3487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic char *fio_server_arg; 3587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic char *bind_sock; 3687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic struct sockaddr_in saddr_in; 37811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboestatic struct sockaddr_in6 saddr_in6; 38811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboestatic int use_ipv6; 393989b14303458519192f4ace8caf091d587f5e6eJens Axboe#ifdef CONFIG_ZLIB 403989b14303458519192f4ace8caf091d587f5e6eJens Axboestatic unsigned int has_zlib = 1; 413989b14303458519192f4ace8caf091d587f5e6eJens Axboe#else 423989b14303458519192f4ace8caf091d587f5e6eJens Axboestatic unsigned int has_zlib = 0; 433989b14303458519192f4ace8caf091d587f5e6eJens Axboe#endif 443989b14303458519192f4ace8caf091d587f5e6eJens Axboestatic unsigned int use_zlib; 4537db14feece08eb6e43de87c404180650ed5aa6fJens Axboe 46122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestruct fio_fork_item { 47122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe struct flist_head list; 48122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe int exitval; 49122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe int signal; 50122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe int exited; 51122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe pid_t pid; 52122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe}; 53122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 5489c1707cb512e562b55b56c268f7fad612be6f04Jens Axboestatic const char *fio_server_ops[FIO_NET_CMD_NR] = { 5589c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "", 5689c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "QUIT", 5789c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "EXIT", 5889c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "JOB", 5989c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "JOBLINE", 6089c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "TEXT", 6189c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "TS", 6289c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "GS", 6389c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "SEND_ETA", 6489c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "ETA", 6589c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "PROBE", 6689c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "START", 67d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe "STOP", 68d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe "DISK_UTIL", 69b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe "SERVER_START", 70807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe "ADD_JOB", 71b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe "CMD_RUN" 72c70e63e5a86e524a60662d6538803c5e18ab7a4fJens Axboe "CMD_IOLOG", 7389c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe}; 7489c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 7589c1707cb512e562b55b56c268f7fad612be6f04Jens Axboeconst char *fio_server_op(unsigned int op) 7689c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe{ 7789c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe static char buf[32]; 7889c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 7989c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe if (op < FIO_NET_CMD_NR) 8089c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe return fio_server_ops[op]; 8189c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 8289c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe sprintf(buf, "UNKNOWN/%d", op); 8389c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe return buf; 8489c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe} 8589c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 865235f62680ba4be74d56805eb54c3af4de28e556Jens Axboestatic ssize_t iov_total_len(const struct iovec *iov, int count) 87132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 885235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe ssize_t ret = 0; 89794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe 905235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe while (count--) { 915235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe ret += iov->iov_len; 925235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe iov++; 935235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe } 945235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe 955235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe return ret; 965235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe} 97132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 985235f62680ba4be74d56805eb54c3af4de28e556Jens Axboestatic int fio_sendv_data(int sk, struct iovec *iov, int count) 995235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe{ 1005235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe ssize_t total_len = iov_total_len(iov, count); 1015235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe ssize_t ret; 1025235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe 1035235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe do { 1045235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe ret = writev(sk, iov, count); 105132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe if (ret > 0) { 1065235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe total_len -= ret; 1075235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe if (!total_len) 108132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe break; 1095235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe 1105235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe while (ret) { 1115235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe if (ret >= iov->iov_len) { 1125235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe ret -= iov->iov_len; 1135235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe iov++; 1145235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe continue; 1155235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe } 1165235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe iov->iov_base += ret; 1175235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe iov->iov_len -= ret; 1185235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe ret = 0; 1195235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe } 120132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } else if (!ret) 121132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe break; 122132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe else if (errno == EAGAIN || errno == EINTR) 123132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe continue; 1247b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe else 1257b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe break; 126132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } while (!exit_backend); 127132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 1285235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe if (!total_len) 129132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return 0; 130132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 1318b4e61b27203fff2cc68a967ae3f6cacaca71e43Jens Axboe if (errno) 1328b4e61b27203fff2cc68a967ae3f6cacaca71e43Jens Axboe return -errno; 1338b4e61b27203fff2cc68a967ae3f6cacaca71e43Jens Axboe 134132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return 1; 135132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe} 136132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 1375235f62680ba4be74d56805eb54c3af4de28e556Jens Axboeint fio_send_data(int sk, const void *p, unsigned int len) 1385235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe{ 1395235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe struct iovec iov = { .iov_base = (void *) p, .iov_len = len }; 1405235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe 1415235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe assert(len <= sizeof(struct fio_net_cmd) + FIO_SERVER_MAX_FRAGMENT_PDU); 1425235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe 1435235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe return fio_sendv_data(sk, &iov, 1); 1445235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe} 1455235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe 146132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboeint fio_recv_data(int sk, void *p, unsigned int len) 147132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 148132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe do { 149132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe int ret = recv(sk, p, len, MSG_WAITALL); 150132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 151132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe if (ret > 0) { 152132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe len -= ret; 153132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe if (!len) 154132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe break; 155132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe p += ret; 156132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe continue; 157132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } else if (!ret) 158132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe break; 159132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe else if (errno == EAGAIN || errno == EINTR) 160132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe continue; 1617b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe else 1627b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe break; 163132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } while (!exit_backend); 164132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 165132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe if (!len) 166132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return 0; 167132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 168132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return -1; 169132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe} 170132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 171132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboestatic int verify_convert_cmd(struct fio_net_cmd *cmd) 172132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 173fcee5ff6f30d0f05582a378a310ed1f68491766fJens Axboe uint16_t crc; 174132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 175fcee5ff6f30d0f05582a378a310ed1f68491766fJens Axboe cmd->cmd_crc16 = le16_to_cpu(cmd->cmd_crc16); 176fcee5ff6f30d0f05582a378a310ed1f68491766fJens Axboe cmd->pdu_crc16 = le16_to_cpu(cmd->pdu_crc16); 177132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 17825dfa848abbb6c35b4d45fabd5a8e82cb77fb285Jens Axboe crc = fio_crc16(cmd, FIO_NET_CMD_CRC_SZ); 179fcee5ff6f30d0f05582a378a310ed1f68491766fJens Axboe if (crc != cmd->cmd_crc16) { 180132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe log_err("fio: server bad crc on command (got %x, wanted %x)\n", 181fcee5ff6f30d0f05582a378a310ed1f68491766fJens Axboe cmd->cmd_crc16, crc); 182132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return 1; 183132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } 184132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 185132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe cmd->version = le16_to_cpu(cmd->version); 186132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe cmd->opcode = le16_to_cpu(cmd->opcode); 187132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe cmd->flags = le32_to_cpu(cmd->flags); 188af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe cmd->tag = le64_to_cpu(cmd->tag); 189132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe cmd->pdu_len = le32_to_cpu(cmd->pdu_len); 190132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 191132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe switch (cmd->version) { 192fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe case FIO_SERVER_VER: 193132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe break; 194132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe default: 195132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe log_err("fio: bad server cmd version %d\n", cmd->version); 196132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return 1; 197132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } 198132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 199b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe if (cmd->pdu_len > FIO_SERVER_MAX_FRAGMENT_PDU) { 200132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe log_err("fio: command payload too large: %u\n", cmd->pdu_len); 201132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return 1; 202132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } 203132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 204132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return 0; 205132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe} 206132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 207a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe/* 208a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe * Read (and defragment, if necessary) incoming commands 209a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe */ 210e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboestruct fio_net_cmd *fio_net_recv_cmd(int sk) 211132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 212a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe struct fio_net_cmd cmd, *cmdret = NULL; 213a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe size_t cmd_size = 0, pdu_offset = 0; 214fcee5ff6f30d0f05582a378a310ed1f68491766fJens Axboe uint16_t crc; 215a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe int ret, first = 1; 216a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe void *pdu = NULL; 217132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 218a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe do { 219a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe ret = fio_recv_data(sk, &cmd, sizeof(cmd)); 220a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe if (ret) 221a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe break; 222132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 223a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe /* We have a command, verify it and swap if need be */ 224a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe ret = verify_convert_cmd(&cmd); 225a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe if (ret) 226a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe break; 227132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 2280b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe if (first) { 2290b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe /* if this is text, add room for \0 at the end */ 2300b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe cmd_size = sizeof(cmd) + cmd.pdu_len + 1; 2310b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe assert(!cmdret); 2320b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe } else 233a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe cmd_size += cmd.pdu_len; 234132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 235a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe cmdret = realloc(cmdret, cmd_size); 236132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 237a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe if (first) 238a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe memcpy(cmdret, &cmd, sizeof(cmd)); 23967f15dcf689815ec4fbe2cbb01f141ffc7b34c74Jens Axboe else if (cmdret->opcode != cmd.opcode) { 24067f15dcf689815ec4fbe2cbb01f141ffc7b34c74Jens Axboe log_err("fio: fragment opcode mismatch (%d != %d)\n", 24167f15dcf689815ec4fbe2cbb01f141ffc7b34c74Jens Axboe cmdret->opcode, cmd.opcode); 24267f15dcf689815ec4fbe2cbb01f141ffc7b34c74Jens Axboe ret = 1; 24367f15dcf689815ec4fbe2cbb01f141ffc7b34c74Jens Axboe break; 24467f15dcf689815ec4fbe2cbb01f141ffc7b34c74Jens Axboe } 245a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 246a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe if (!cmd.pdu_len) 247a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe break; 248a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 249a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe /* There's payload, get it */ 250a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe pdu = (void *) cmdret->payload + pdu_offset; 251a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe ret = fio_recv_data(sk, pdu, cmd.pdu_len); 252a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe if (ret) 253a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe break; 254a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 255a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe /* Verify payload crc */ 25625dfa848abbb6c35b4d45fabd5a8e82cb77fb285Jens Axboe crc = fio_crc16(pdu, cmd.pdu_len); 257a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe if (crc != cmd.pdu_crc16) { 258a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe log_err("fio: server bad crc on payload "); 259a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe log_err("(got %x, wanted %x)\n", cmd.pdu_crc16, crc); 260a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe ret = 1; 261a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe break; 262a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } 263a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 264a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe pdu_offset += cmd.pdu_len; 265817f06bbc52aea4011ab975d8fa3e3f1065c6065Jens Axboe if (!first) 266817f06bbc52aea4011ab975d8fa3e3f1065c6065Jens Axboe cmdret->pdu_len += cmd.pdu_len; 267a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe first = 0; 268a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } while (cmd.flags & FIO_NET_CMD_F_MORE); 269132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 270a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe if (ret) { 271a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe free(cmdret); 272a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe cmdret = NULL; 2730b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe } else if (cmdret) { 2740b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe /* zero-terminate text input */ 275084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe if (cmdret->pdu_len) { 276084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe if (cmdret->opcode == FIO_NET_CMD_TEXT) { 277084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe struct cmd_text_pdu *pdu = (struct cmd_text_pdu *) cmdret->payload; 278084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe char *buf = (char *) pdu->buf; 2790b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe 2803c3ed070502bbfec387ded2c43d5e4559ca24a63Jens Axboe buf[pdu->buf_len] = '\0'; 281084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe } else if (cmdret->opcode == FIO_NET_CMD_JOB) { 28246bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe struct cmd_job_pdu *pdu = (struct cmd_job_pdu *) cmdret->payload; 28346bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe char *buf = (char *) pdu->buf; 28446bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe int len = le32_to_cpu(pdu->buf_len); 285084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe 28646bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe buf[len] = '\0'; 287084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe } 2880b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe } 289084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe 2900b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe /* frag flag is internal */ 291a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe cmdret->flags &= ~FIO_NET_CMD_F_MORE; 2920b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe } 293a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 294a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe return cmdret; 295132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe} 296132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 29740c605169e60d32fc321a2f9f465e76cba745489Jens Axboestatic void add_reply(uint64_t tag, struct flist_head *list) 29840c605169e60d32fc321a2f9f465e76cba745489Jens Axboe{ 299a572bbfb6a85b03e459a56616c2e95e497e005e8Aaron Carroll struct fio_net_cmd_reply *reply; 30040c605169e60d32fc321a2f9f465e76cba745489Jens Axboe 301a572bbfb6a85b03e459a56616c2e95e497e005e8Aaron Carroll reply = (struct fio_net_cmd_reply *) (uintptr_t) tag; 30240c605169e60d32fc321a2f9f465e76cba745489Jens Axboe flist_add_tail(&reply->list, list); 30340c605169e60d32fc321a2f9f465e76cba745489Jens Axboe} 30440c605169e60d32fc321a2f9f465e76cba745489Jens Axboe 30540c605169e60d32fc321a2f9f465e76cba745489Jens Axboestatic uint64_t alloc_reply(uint64_t tag, uint16_t opcode) 30640c605169e60d32fc321a2f9f465e76cba745489Jens Axboe{ 30740c605169e60d32fc321a2f9f465e76cba745489Jens Axboe struct fio_net_cmd_reply *reply; 30840c605169e60d32fc321a2f9f465e76cba745489Jens Axboe 30940c605169e60d32fc321a2f9f465e76cba745489Jens Axboe reply = calloc(1, sizeof(*reply)); 31040c605169e60d32fc321a2f9f465e76cba745489Jens Axboe INIT_FLIST_HEAD(&reply->list); 31140c605169e60d32fc321a2f9f465e76cba745489Jens Axboe gettimeofday(&reply->tv, NULL); 31240c605169e60d32fc321a2f9f465e76cba745489Jens Axboe reply->saved_tag = tag; 31340c605169e60d32fc321a2f9f465e76cba745489Jens Axboe reply->opcode = opcode; 31440c605169e60d32fc321a2f9f465e76cba745489Jens Axboe 31540c605169e60d32fc321a2f9f465e76cba745489Jens Axboe return (uintptr_t) reply; 31640c605169e60d32fc321a2f9f465e76cba745489Jens Axboe} 31740c605169e60d32fc321a2f9f465e76cba745489Jens Axboe 31840c605169e60d32fc321a2f9f465e76cba745489Jens Axboestatic void free_reply(uint64_t tag) 31940c605169e60d32fc321a2f9f465e76cba745489Jens Axboe{ 320a572bbfb6a85b03e459a56616c2e95e497e005e8Aaron Carroll struct fio_net_cmd_reply *reply; 32140c605169e60d32fc321a2f9f465e76cba745489Jens Axboe 322a572bbfb6a85b03e459a56616c2e95e497e005e8Aaron Carroll reply = (struct fio_net_cmd_reply *) (uintptr_t) tag; 32340c605169e60d32fc321a2f9f465e76cba745489Jens Axboe free(reply); 32440c605169e60d32fc321a2f9f465e76cba745489Jens Axboe} 32540c605169e60d32fc321a2f9f465e76cba745489Jens Axboe 32653bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboevoid fio_net_cmd_crc_pdu(struct fio_net_cmd *cmd, const void *pdu) 327132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 328132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe uint32_t pdu_len; 329132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 33025dfa848abbb6c35b4d45fabd5a8e82cb77fb285Jens Axboe cmd->cmd_crc16 = __cpu_to_le16(fio_crc16(cmd, FIO_NET_CMD_CRC_SZ)); 331132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 332132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe pdu_len = le32_to_cpu(cmd->pdu_len); 3331b42725f06f8906b9b99381da3490484f59df28aJens Axboe cmd->pdu_crc16 = __cpu_to_le16(fio_crc16(pdu, pdu_len)); 3341b42725f06f8906b9b99381da3490484f59df28aJens Axboe} 3351b42725f06f8906b9b99381da3490484f59df28aJens Axboe 3361b42725f06f8906b9b99381da3490484f59df28aJens Axboevoid fio_net_cmd_crc(struct fio_net_cmd *cmd) 3371b42725f06f8906b9b99381da3490484f59df28aJens Axboe{ 3381b42725f06f8906b9b99381da3490484f59df28aJens Axboe fio_net_cmd_crc_pdu(cmd, cmd->payload); 339132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe} 340132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 341af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboeint fio_net_send_cmd(int fd, uint16_t opcode, const void *buf, off_t size, 34240c605169e60d32fc321a2f9f465e76cba745489Jens Axboe uint64_t *tagptr, struct flist_head *list) 343794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe{ 3447f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe struct fio_net_cmd *cmd = NULL; 3457f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe size_t this_len, cur_len = 0; 34640c605169e60d32fc321a2f9f465e76cba745489Jens Axboe uint64_t tag; 347794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe int ret; 348794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe 34940c605169e60d32fc321a2f9f465e76cba745489Jens Axboe if (list) { 35040c605169e60d32fc321a2f9f465e76cba745489Jens Axboe assert(tagptr); 35140c605169e60d32fc321a2f9f465e76cba745489Jens Axboe tag = *tagptr = alloc_reply(*tagptr, opcode); 35240c605169e60d32fc321a2f9f465e76cba745489Jens Axboe } else 35340c605169e60d32fc321a2f9f465e76cba745489Jens Axboe tag = tagptr ? *tagptr : 0; 35440c605169e60d32fc321a2f9f465e76cba745489Jens Axboe 355794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe do { 356794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe this_len = size; 357b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe if (this_len > FIO_SERVER_MAX_FRAGMENT_PDU) 358b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe this_len = FIO_SERVER_MAX_FRAGMENT_PDU; 359794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe 3607f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe if (!cmd || cur_len < sizeof(*cmd) + this_len) { 3617f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe if (cmd) 3627f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe free(cmd); 3637f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe 3647f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe cur_len = sizeof(*cmd) + this_len; 3657f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe cmd = malloc(cur_len); 3667f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe } 367794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe 368af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe fio_init_net_cmd(cmd, opcode, buf, this_len, tag); 369794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe 370794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe if (this_len < size) 371ddcc0b69aa4ed04c8681f447a1a6274bb8837a14Jens Axboe cmd->flags = __cpu_to_le32(FIO_NET_CMD_F_MORE); 372794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe 373794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe fio_net_cmd_crc(cmd); 374794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe 375794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe ret = fio_send_data(fd, cmd, sizeof(*cmd) + this_len); 376794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe size -= this_len; 377794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe buf += this_len; 378794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe } while (!ret && size); 379794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe 38040c605169e60d32fc321a2f9f465e76cba745489Jens Axboe if (list) { 38140c605169e60d32fc321a2f9f465e76cba745489Jens Axboe if (ret) 38240c605169e60d32fc321a2f9f465e76cba745489Jens Axboe free_reply(tag); 38340c605169e60d32fc321a2f9f465e76cba745489Jens Axboe else 38440c605169e60d32fc321a2f9f465e76cba745489Jens Axboe add_reply(tag, list); 38540c605169e60d32fc321a2f9f465e76cba745489Jens Axboe } 38640c605169e60d32fc321a2f9f465e76cba745489Jens Axboe 3877f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe if (cmd) 3887f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe free(cmd); 3897f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe 390794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe return ret; 391794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe} 392794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe 39389c1707cb512e562b55b56c268f7fad612be6f04Jens Axboestatic int fio_net_send_simple_stack_cmd(int sk, uint16_t opcode, uint64_t tag) 394132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 395178cde9ff403da53428c5962b8600e47b4580d80Jens Axboe struct fio_net_cmd cmd; 396132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 397af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe fio_init_net_cmd(&cmd, opcode, NULL, 0, tag); 398132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe fio_net_cmd_crc(&cmd); 399132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 400132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return fio_send_data(sk, &cmd, sizeof(cmd)); 401132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe} 402132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 40389c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe/* 40489c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe * If 'list' is non-NULL, then allocate and store the sent command for 40589c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe * later verification. 40689c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe */ 40789c1707cb512e562b55b56c268f7fad612be6f04Jens Axboeint fio_net_send_simple_cmd(int sk, uint16_t opcode, uint64_t tag, 40889c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe struct flist_head *list) 40989c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe{ 41089c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe int ret; 41189c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 41240c605169e60d32fc321a2f9f465e76cba745489Jens Axboe if (list) 41340c605169e60d32fc321a2f9f465e76cba745489Jens Axboe tag = alloc_reply(tag, opcode); 41489c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 41540c605169e60d32fc321a2f9f465e76cba745489Jens Axboe ret = fio_net_send_simple_stack_cmd(sk, opcode, tag); 41689c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe if (ret) { 41740c605169e60d32fc321a2f9f465e76cba745489Jens Axboe if (list) 41840c605169e60d32fc321a2f9f465e76cba745489Jens Axboe free_reply(tag); 41940c605169e60d32fc321a2f9f465e76cba745489Jens Axboe 42089c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe return ret; 42189c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe } 42289c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 42340c605169e60d32fc321a2f9f465e76cba745489Jens Axboe if (list) 42440c605169e60d32fc321a2f9f465e76cba745489Jens Axboe add_reply(tag, list); 42540c605169e60d32fc321a2f9f465e76cba745489Jens Axboe 42689c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe return 0; 42789c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe} 42889c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 429122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboeint fio_net_send_quit(int sk) 430437377e14010f4443bd0fd1b40c4e75885520d7dJens Axboe{ 43146c48f1f9b8ce94132c13638e4c83c13e1d392daJens Axboe dprint(FD_NET, "server: sending quit\n"); 432122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 4338c95307bd5f72720460ee4a46519b9a1b474e7cdJens Axboe return fio_net_send_simple_cmd(sk, FIO_NET_CMD_QUIT, 0, NULL); 434437377e14010f4443bd0fd1b40c4e75885520d7dJens Axboe} 435437377e14010f4443bd0fd1b40c4e75885520d7dJens Axboe 436f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboestatic int fio_net_send_ack(int sk, struct fio_net_cmd *cmd, int error, 437f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe int signal) 438132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 43911e950bd785d9f03b7d35a8ee4b4704256217504Jens Axboe struct cmd_end_pdu epdu; 440f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe uint64_t tag = 0; 441122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 442f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe if (cmd) 443f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe tag = cmd->tag; 444122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 445122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe epdu.error = __cpu_to_le32(error); 446122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe epdu.signal = __cpu_to_le32(signal); 44740c605169e60d32fc321a2f9f465e76cba745489Jens Axboe return fio_net_send_cmd(sk, FIO_NET_CMD_STOP, &epdu, sizeof(epdu), &tag, NULL); 448f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe} 449f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe 450f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboeint fio_net_send_stop(int sk, int error, int signal) 451f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe{ 452f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe dprint(FD_NET, "server: sending stop (%d, %d)\n", error, signal); 453f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe return fio_net_send_ack(sk, NULL, error, signal); 454122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 455122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 456122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic void fio_server_add_fork_item(pid_t pid, struct flist_head *list) 457122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 458122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe struct fio_fork_item *ffi; 459122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 460122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi = malloc(sizeof(*ffi)); 461122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->exitval = 0; 462122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->signal = 0; 463122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->exited = 0; 464122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->pid = pid; 465122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe flist_add_tail(&ffi->list, list); 466122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 467122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 4686348b5dee54f24f2e78872948653942336f4c14eJens Axboestatic void fio_server_add_conn_pid(struct flist_head *conn_list, pid_t pid) 469122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 470a7533dbd90c821b2db04aa53168a4d0f4259ea6dJens Axboe dprint(FD_NET, "server: forked off connection job (pid=%u)\n", (int) pid); 4716348b5dee54f24f2e78872948653942336f4c14eJens Axboe fio_server_add_fork_item(pid, conn_list); 472122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 473122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 4746348b5dee54f24f2e78872948653942336f4c14eJens Axboestatic void fio_server_add_job_pid(struct flist_head *job_list, pid_t pid) 475122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 476a7533dbd90c821b2db04aa53168a4d0f4259ea6dJens Axboe dprint(FD_NET, "server: forked off job job (pid=%u)\n", (int) pid); 4776348b5dee54f24f2e78872948653942336f4c14eJens Axboe fio_server_add_fork_item(pid, job_list); 478122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 479122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 480122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic void fio_server_check_fork_item(struct fio_fork_item *ffi) 481122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 482122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe int ret, status; 483122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 484122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ret = waitpid(ffi->pid, &status, WNOHANG); 485122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (ret < 0) { 486122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (errno == ECHILD) { 487a7533dbd90c821b2db04aa53168a4d0f4259ea6dJens Axboe log_err("fio: connection pid %u disappeared\n", (int) ffi->pid); 488122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->exited = 1; 489122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } else 490122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe log_err("fio: waitpid: %s\n", strerror(errno)); 491122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } else if (ret == ffi->pid) { 492122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (WIFSIGNALED(status)) { 493122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->signal = WTERMSIG(status); 494122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->exited = 1; 495122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 496122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (WIFEXITED(status)) { 497122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (WEXITSTATUS(status)) 498122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->exitval = WEXITSTATUS(status); 499122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->exited = 1; 500122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 501122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 502122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 503122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 504122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic void fio_server_fork_item_done(struct fio_fork_item *ffi) 505122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 506a7533dbd90c821b2db04aa53168a4d0f4259ea6dJens Axboe dprint(FD_NET, "pid %u exited, sig=%u, exitval=%d\n", (int) ffi->pid, ffi->signal, ffi->exitval); 507122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 508122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe /* 509122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe * Fold STOP and QUIT... 510122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe */ 511122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_net_send_stop(server_fd, ffi->exitval, ffi->signal); 512122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_net_send_quit(server_fd); 513122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe flist_del(&ffi->list); 514122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe free(ffi); 515122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 516122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 517541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboestatic void fio_server_check_fork_items(struct flist_head *list) 518122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 519122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe struct flist_head *entry, *tmp; 520122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe struct fio_fork_item *ffi; 521122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 522122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe flist_for_each_safe(entry, tmp, list) { 523122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi = flist_entry(entry, struct fio_fork_item, list); 524122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 525122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_server_check_fork_item(ffi); 526122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 527122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (ffi->exited) 528122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_server_fork_item_done(ffi); 529122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 530122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 531122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 5326348b5dee54f24f2e78872948653942336f4c14eJens Axboestatic void fio_server_check_jobs(struct flist_head *job_list) 533122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 5346348b5dee54f24f2e78872948653942336f4c14eJens Axboe fio_server_check_fork_items(job_list); 535122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 536122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 5376348b5dee54f24f2e78872948653942336f4c14eJens Axboestatic void fio_server_check_conns(struct flist_head *conn_list) 538122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 5396348b5dee54f24f2e78872948653942336f4c14eJens Axboe fio_server_check_fork_items(conn_list); 540122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 541122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 5426348b5dee54f24f2e78872948653942336f4c14eJens Axboestatic int handle_run_cmd(struct flist_head *job_list, struct fio_net_cmd *cmd) 543122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 544122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe pid_t pid; 545a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe int ret; 546132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 547122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe set_genesis_time(); 54811e950bd785d9f03b7d35a8ee4b4704256217504Jens Axboe 549122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe pid = fork(); 550122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (pid) { 5516348b5dee54f24f2e78872948653942336f4c14eJens Axboe fio_server_add_job_pid(job_list, pid); 552122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe return 0; 553122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 55411e950bd785d9f03b7d35a8ee4b4704256217504Jens Axboe 555122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ret = fio_backend(); 5562bb3f0a7e00d3d62943b0bcc8119ab81c157c349Jens Axboe free_threads_shm(); 557122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe _exit(ret); 55881179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe} 55981179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 560b9d2f30a214ebd274340f888739be250838d63c2Jens Axboestatic int handle_job_cmd(struct fio_net_cmd *cmd) 561b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe{ 56246bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe struct cmd_job_pdu *pdu = (struct cmd_job_pdu *) cmd->payload; 56346bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe void *buf = pdu->buf; 564b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe struct cmd_start_pdu spdu; 565b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe 56646bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe pdu->buf_len = le32_to_cpu(pdu->buf_len); 56746bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe pdu->client_type = le32_to_cpu(pdu->client_type); 56846bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe 56946bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe if (parse_jobs_ini(buf, 1, 0, pdu->client_type)) { 570122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_net_send_quit(server_fd); 571b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe return -1; 572b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe } 573b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe 574b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe spdu.jobs = cpu_to_le32(thread_number); 575108fea772db5f1dd91e2fb67737e3e0d36827b76Jens Axboe spdu.stat_outputs = cpu_to_le32(stat_number); 57640c605169e60d32fc321a2f9f465e76cba745489Jens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_START, &spdu, sizeof(spdu), NULL, NULL); 577b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe return 0; 578b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe} 579b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe 58081179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboestatic int handle_jobline_cmd(struct fio_net_cmd *cmd) 58181179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe{ 582fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe void *pdu = cmd->payload; 583fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe struct cmd_single_line_pdu *cslp; 584fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe struct cmd_line_pdu *clp; 585fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe unsigned long offset; 586b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe struct cmd_start_pdu spdu; 587fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe char **argv; 588b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe int i; 58981179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 590fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe clp = pdu; 591fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe clp->lines = le16_to_cpu(clp->lines); 59246bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe clp->client_type = le16_to_cpu(clp->client_type); 593fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe argv = malloc(clp->lines * sizeof(char *)); 594fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe offset = sizeof(*clp); 59581179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 596fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe dprint(FD_NET, "server: %d command line args\n", clp->lines); 59739e8e01691c9d5765795417ee49a40d5ae08cb8bJens Axboe 598fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe for (i = 0; i < clp->lines; i++) { 599fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe cslp = pdu + offset; 600fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe argv[i] = (char *) cslp->text; 601fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe 602fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe offset += sizeof(*cslp) + le16_to_cpu(cslp->len); 60339e8e01691c9d5765795417ee49a40d5ae08cb8bJens Axboe dprint(FD_NET, "server: %d: %s\n", i, argv[i]); 60439e8e01691c9d5765795417ee49a40d5ae08cb8bJens Axboe } 60581179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 60646bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe if (parse_cmd_line(clp->lines, argv, clp->client_type)) { 607122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_net_send_quit(server_fd); 608fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe free(argv); 60981179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return -1; 610e6d1c6687bf7dcd738657bcac70982c1e790329eJens Axboe } 61181179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 612fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe free(argv); 613fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe 614b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe spdu.jobs = cpu_to_le32(thread_number); 6151e5324e723116a5faf9da686993cc79c14d62d4bJens Axboe spdu.stat_outputs = cpu_to_le32(stat_number); 61640c605169e60d32fc321a2f9f465e76cba745489Jens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_START, &spdu, sizeof(spdu), NULL, NULL); 617b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe return 0; 618132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe} 619132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 620c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboestatic int handle_probe_cmd(struct fio_net_cmd *cmd) 621c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe{ 6223989b14303458519192f4ace8caf091d587f5e6eJens Axboe struct cmd_client_probe_pdu *pdu = (struct cmd_client_probe_pdu *) cmd->payload; 6233989b14303458519192f4ace8caf091d587f5e6eJens Axboe struct cmd_probe_reply_pdu probe; 62440c605169e60d32fc321a2f9f465e76cba745489Jens Axboe uint64_t tag = cmd->tag; 625c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe 62689c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe dprint(FD_NET, "server: sending probe reply\n"); 62789c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 628c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe memset(&probe, 0, sizeof(probe)); 629c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe gethostname((char *) probe.hostname, sizeof(probe.hostname)); 6300dcebdf4a70ef0d8144b8fcba763ae87e7fc74b5Jens Axboe#ifdef CONFIG_BIG_ENDIAN 6316eb2479194603184f393057ea10326643edc7169Jens Axboe probe.bigendian = 1; 6326eb2479194603184f393057ea10326643edc7169Jens Axboe#endif 633750db473abdebdbf3ddfc8556a9873762c9db8f4Jens Axboe strncpy((char *) probe.fio_version, fio_version_string, sizeof(probe.fio_version)); 634c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe 635cca84643cc10cd72b0b453ff92ccb8643ba51493Jens Axboe probe.os = FIO_OS; 636cca84643cc10cd72b0b453ff92ccb8643ba51493Jens Axboe probe.arch = FIO_ARCH; 63738fdef226f1a1fa053ab53005abbc184143bff65Jens Axboe probe.bpp = sizeof(void *); 638d31e26d0a575f91db96bda4d76b36fe38996d5f8Jens Axboe probe.cpus = __cpu_to_le32(cpus_online()); 6393989b14303458519192f4ace8caf091d587f5e6eJens Axboe 6403989b14303458519192f4ace8caf091d587f5e6eJens Axboe /* 6413989b14303458519192f4ace8caf091d587f5e6eJens Axboe * If the client supports compression and we do too, then enable it 6423989b14303458519192f4ace8caf091d587f5e6eJens Axboe */ 6433989b14303458519192f4ace8caf091d587f5e6eJens Axboe if (has_zlib && le64_to_cpu(pdu->flags) & FIO_PROBE_FLAG_ZLIB) { 6443989b14303458519192f4ace8caf091d587f5e6eJens Axboe probe.flags = __cpu_to_le64(FIO_PROBE_FLAG_ZLIB); 6453989b14303458519192f4ace8caf091d587f5e6eJens Axboe use_zlib = 1; 6463989b14303458519192f4ace8caf091d587f5e6eJens Axboe } else { 6473989b14303458519192f4ace8caf091d587f5e6eJens Axboe probe.flags = 0; 6483989b14303458519192f4ace8caf091d587f5e6eJens Axboe use_zlib = 0; 6493989b14303458519192f4ace8caf091d587f5e6eJens Axboe } 65038fdef226f1a1fa053ab53005abbc184143bff65Jens Axboe 65140c605169e60d32fc321a2f9f465e76cba745489Jens Axboe return fio_net_send_cmd(server_fd, FIO_NET_CMD_PROBE, &probe, sizeof(probe), &tag, NULL); 652af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe} 653af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 654af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboestatic int handle_send_eta_cmd(struct fio_net_cmd *cmd) 655af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe{ 656af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe struct jobs_eta *je; 657af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe size_t size; 65840c605169e60d32fc321a2f9f465e76cba745489Jens Axboe uint64_t tag = cmd->tag; 659af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe int i; 660af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 661b814fb2694fe178b5cb94e046b9d31944e752f4aJens Axboe if (!thread_number) 662b814fb2694fe178b5cb94e046b9d31944e752f4aJens Axboe return 0; 663b814fb2694fe178b5cb94e046b9d31944e752f4aJens Axboe 664b814fb2694fe178b5cb94e046b9d31944e752f4aJens Axboe size = sizeof(*je) + thread_number * sizeof(char) + 1; 6657f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe je = malloc(size); 6667f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe memset(je, 0, size); 667af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 668af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe if (!calc_thread_status(je, 1)) { 669af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe free(je); 670af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe return 0; 671af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe } 672af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 673af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe dprint(FD_NET, "server sending status\n"); 674af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 675af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe je->nr_running = cpu_to_le32(je->nr_running); 676af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe je->nr_ramp = cpu_to_le32(je->nr_ramp); 677af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe je->nr_pending = cpu_to_le32(je->nr_pending); 678714e85f340194409d0abcf643cd2f154a7380a74Jens Axboe je->nr_setting_up = cpu_to_le32(je->nr_setting_up); 679af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe je->files_open = cpu_to_le32(je->files_open); 680af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 681298921d65ea914873cbc270af6663dad9e08b782Jens Axboe for (i = 0; i < DDIR_RWDIR_CNT; i++) { 6823e47bd250cac5fb81a5c0ad578dfbe90c6ddf6deJens Axboe je->m_rate[i] = cpu_to_le32(je->m_rate[i]); 6833e47bd250cac5fb81a5c0ad578dfbe90c6ddf6deJens Axboe je->t_rate[i] = cpu_to_le32(je->t_rate[i]); 6843e47bd250cac5fb81a5c0ad578dfbe90c6ddf6deJens Axboe je->m_iops[i] = cpu_to_le32(je->m_iops[i]); 6853e47bd250cac5fb81a5c0ad578dfbe90c6ddf6deJens Axboe je->t_iops[i] = cpu_to_le32(je->t_iops[i]); 68616725bb04ffc0d58af3f1fe91cd58b31961a74f7Jens Axboe je->rate[i] = cpu_to_le32(je->rate[i]); 68716725bb04ffc0d58af3f1fe91cd58b31961a74f7Jens Axboe je->iops[i] = cpu_to_le32(je->iops[i]); 688af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe } 689af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 690c1970b907ff0cb819de5607bc120d8acb527eb98Jens Axboe je->elapsed_sec = cpu_to_le64(je->elapsed_sec); 691af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe je->eta_sec = cpu_to_le64(je->eta_sec); 6928c621fb2aa4b99c8a8b6b62435d713ab39b52c62Jens Axboe je->nr_threads = cpu_to_le32(je->nr_threads); 693b7f05eb03c84bdc1259d1bb1c348328b16164430Jens Axboe je->is_pow2 = cpu_to_le32(je->is_pow2); 694ed2c0a120c9ebc7770fe14ef47f9d302c11cdfdaJens Axboe je->unit_base = cpu_to_le32(je->unit_base); 695af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 69640c605169e60d32fc321a2f9f465e76cba745489Jens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_ETA, je, size, &tag, NULL); 697af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe free(je); 698af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe return 0; 699c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe} 700c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe 70140c605169e60d32fc321a2f9f465e76cba745489Jens Axboestatic int send_update_job_reply(int fd, uint64_t __tag, int error) 70240c605169e60d32fc321a2f9f465e76cba745489Jens Axboe{ 70340c605169e60d32fc321a2f9f465e76cba745489Jens Axboe uint64_t tag = __tag; 70440c605169e60d32fc321a2f9f465e76cba745489Jens Axboe uint32_t pdu_error; 70540c605169e60d32fc321a2f9f465e76cba745489Jens Axboe 70640c605169e60d32fc321a2f9f465e76cba745489Jens Axboe pdu_error = __cpu_to_le32(error); 70740c605169e60d32fc321a2f9f465e76cba745489Jens Axboe return fio_net_send_cmd(fd, FIO_NET_CMD_UPDATE_JOB, &pdu_error, sizeof(pdu_error), &tag, NULL); 70840c605169e60d32fc321a2f9f465e76cba745489Jens Axboe} 70940c605169e60d32fc321a2f9f465e76cba745489Jens Axboe 710f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboestatic int handle_update_job_cmd(struct fio_net_cmd *cmd) 711f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe{ 712f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe struct cmd_add_job_pdu *pdu = (struct cmd_add_job_pdu *) cmd->payload; 713f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe struct thread_data *td; 714f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe uint32_t tnumber; 715f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe 716f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe tnumber = le32_to_cpu(pdu->thread_number); 717f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe 718f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe dprint(FD_NET, "server: updating options for job %u\n", tnumber); 719f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe 72030ffacbf5fe598195318c6e6a1dcd0456eba400bJens Axboe if (!tnumber || tnumber > thread_number) { 72140c605169e60d32fc321a2f9f465e76cba745489Jens Axboe send_update_job_reply(server_fd, cmd->tag, ENODEV); 722f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe return 0; 723f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe } 724f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe 72530ffacbf5fe598195318c6e6a1dcd0456eba400bJens Axboe td = &threads[tnumber - 1]; 726f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe convert_thread_options_to_cpu(&td->o, &pdu->top); 72740c605169e60d32fc321a2f9f465e76cba745489Jens Axboe send_update_job_reply(server_fd, cmd->tag, 0); 728f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe return 0; 729f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe} 730f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe 7316348b5dee54f24f2e78872948653942336f4c14eJens Axboestatic int handle_command(struct flist_head *job_list, struct fio_net_cmd *cmd) 732132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 733132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe int ret; 734132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 7354b91ee8fd12c72bd76ce9f5ff9116626b48566a0Jens Axboe dprint(FD_NET, "server: got op [%s], pdu=%u, tag=%llx\n", 7364b91ee8fd12c72bd76ce9f5ff9116626b48566a0Jens Axboe fio_server_op(cmd->opcode), cmd->pdu_len, 7374b91ee8fd12c72bd76ce9f5ff9116626b48566a0Jens Axboe (unsigned long long) cmd->tag); 73846c48f1f9b8ce94132c13638e4c83c13e1d392daJens Axboe 739132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe switch (cmd->opcode) { 740132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe case FIO_NET_CMD_QUIT: 741cc0df00ad5076d4adbc439899f24d9b0db26075dJens Axboe fio_terminate_threads(TERMINATE_ALL); 742c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe return -1; 743d7959186aa6f8ca6ee5bdcd773d77280fc806617Jens Axboe case FIO_NET_CMD_EXIT: 744132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe exit_backend = 1; 745c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe return -1; 746132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe case FIO_NET_CMD_JOB: 7470b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe ret = handle_job_cmd(cmd); 748132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe break; 74981179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe case FIO_NET_CMD_JOBLINE: 75081179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe ret = handle_jobline_cmd(cmd); 75181179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe break; 752c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe case FIO_NET_CMD_PROBE: 753c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe ret = handle_probe_cmd(cmd); 754c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe break; 755af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe case FIO_NET_CMD_SEND_ETA: 756af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe ret = handle_send_eta_cmd(cmd); 757af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe break; 758b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe case FIO_NET_CMD_RUN: 7596348b5dee54f24f2e78872948653942336f4c14eJens Axboe ret = handle_run_cmd(job_list, cmd); 760b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe break; 761f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe case FIO_NET_CMD_UPDATE_JOB: 762f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe ret = handle_update_job_cmd(cmd); 763f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe break; 764132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe default: 7653c3ed070502bbfec387ded2c43d5e4559ca24a63Jens Axboe log_err("fio: unknown opcode: %s\n", fio_server_op(cmd->opcode)); 766132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe ret = 1; 767132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } 768132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 769132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return ret; 770132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe} 771132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 772122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic int handle_connection(int sk) 773132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 774132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe struct fio_net_cmd *cmd = NULL; 7756348b5dee54f24f2e78872948653942336f4c14eJens Axboe FLIST_HEAD(job_list); 776132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe int ret = 0; 777132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 778122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe reset_fio_state(); 779122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe server_fd = sk; 780122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 781132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe /* read forever */ 782132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe while (!exit_backend) { 783e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe struct pollfd pfd = { 784e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe .fd = sk, 785e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe .events = POLLIN, 786e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe }; 787e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe 788e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe ret = 0; 789e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe do { 790541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe int timeout = 1000; 791541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe 792541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe if (!flist_empty(&job_list)) 793541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe timeout = 100; 7943c3ed070502bbfec387ded2c43d5e4559ca24a63Jens Axboe 795541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe ret = poll(&pfd, 1, timeout); 796e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe if (ret < 0) { 797e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe if (errno == EINTR) 798e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe break; 799e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe log_err("fio: poll: %s\n", strerror(errno)); 800e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe break; 80119c65179fad3e0a32a450401ba7d312169627fddJens Axboe } else if (!ret) { 8026348b5dee54f24f2e78872948653942336f4c14eJens Axboe fio_server_check_jobs(&job_list); 803e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe continue; 80419c65179fad3e0a32a450401ba7d312169627fddJens Axboe } 805e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe 806e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe if (pfd.revents & POLLIN) 807e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe break; 808e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe if (pfd.revents & (POLLERR|POLLHUP)) { 809e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe ret = 1; 810e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe break; 811e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe } 81219c65179fad3e0a32a450401ba7d312169627fddJens Axboe } while (!exit_backend); 813e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe 8146348b5dee54f24f2e78872948653942336f4c14eJens Axboe fio_server_check_jobs(&job_list); 815122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 816e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe if (ret < 0) 817e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe break; 818e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe 819e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe cmd = fio_net_recv_cmd(sk); 820132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe if (!cmd) { 821c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe ret = -1; 822132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe break; 823132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } 824132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 8256348b5dee54f24f2e78872948653942336f4c14eJens Axboe ret = handle_command(&job_list, cmd); 826132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe if (ret) 827132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe break; 828132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 829132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe free(cmd); 830c77a99e74e88a8ea1a8c0904aef3f7c81e07273fJens Axboe cmd = NULL; 831132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } 832132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 833132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe if (cmd) 834132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe free(cmd); 835132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 836122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe close(sk); 837122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe _exit(ret); 838cc0df00ad5076d4adbc439899f24d9b0db26075dJens Axboe} 839cc0df00ad5076d4adbc439899f24d9b0db26075dJens Axboe 84050d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboestatic int accept_loop(int listen_sk) 84150d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe{ 842bb447a27c8cbab03a54fa6ceec1a244aabec57d2Jens Axboe struct sockaddr_in addr; 84367bf982340d95ca98098ea050b54b4c7adb116c0Jens Axboe socklen_t len = sizeof(addr); 844009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe struct pollfd pfd; 845122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe int ret = 0, sk, flags, exitval = 0; 8466348b5dee54f24f2e78872948653942336f4c14eJens Axboe FLIST_HEAD(conn_list); 84750d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe 84860efd14e3b5b5a2adb9f7c9ecfb9bfba38f76ce9Jens Axboe dprint(FD_NET, "server enter accept loop\n"); 84960efd14e3b5b5a2adb9f7c9ecfb9bfba38f76ce9Jens Axboe 850009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe flags = fcntl(listen_sk, F_GETFL); 851009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe flags |= O_NONBLOCK; 852009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe fcntl(listen_sk, F_SETFL, flags); 853009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe 854122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe while (!exit_backend) { 855122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe pid_t pid; 856009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe 857122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe pfd.fd = listen_sk; 858122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe pfd.events = POLLIN; 859122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe do { 860541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe int timeout = 1000; 861541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe 862541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe if (!flist_empty(&conn_list)) 863541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe timeout = 100; 864541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe 865541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe ret = poll(&pfd, 1, timeout); 866122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (ret < 0) { 867122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (errno == EINTR) 868122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe break; 869122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe log_err("fio: poll: %s\n", strerror(errno)); 870122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe break; 871122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } else if (!ret) { 8726348b5dee54f24f2e78872948653942336f4c14eJens Axboe fio_server_check_conns(&conn_list); 873122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe continue; 874122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 875009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe 876122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (pfd.revents & POLLIN) 877122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe break; 878122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } while (!exit_backend); 87950d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe 8806348b5dee54f24f2e78872948653942336f4c14eJens Axboe fio_server_check_conns(&conn_list); 88146c48f1f9b8ce94132c13638e4c83c13e1d392daJens Axboe 882122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (exit_backend || ret < 0) 883122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe break; 884122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 885122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe sk = accept(listen_sk, (struct sockaddr *) &addr, &len); 886122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (sk < 0) { 887122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe log_err("fio: accept: %s\n", strerror(errno)); 888122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe return -1; 889122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 89037db14feece08eb6e43de87c404180650ed5aa6fJens Axboe 891122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe dprint(FD_NET, "server: connect from %s\n", inet_ntoa(addr.sin_addr)); 89250d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe 893122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe pid = fork(); 894122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (pid) { 895122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe close(sk); 8966348b5dee54f24f2e78872948653942336f4c14eJens Axboe fio_server_add_conn_pid(&conn_list, pid); 897122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe continue; 898122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 8995c341e9a5734742ae1137388345d4f47efdd4f05Jens Axboe 900122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe /* exits */ 901122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe handle_connection(sk); 902122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 9035c341e9a5734742ae1137388345d4f47efdd4f05Jens Axboe 904132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return exitval; 90550d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe} 90650d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe 907084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboeint fio_server_text_output(int level, const char *buf, size_t len) 90837db14feece08eb6e43de87c404180650ed5aa6fJens Axboe{ 909084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe struct cmd_text_pdu *pdu; 910084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe unsigned int tlen; 911084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe struct timeval tv; 912084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe 913084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe if (server_fd == -1) 914084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe return log_local_buf(buf, len); 915084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe 916084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe tlen = sizeof(*pdu) + len; 917084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe pdu = malloc(tlen); 918084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe 919084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe pdu->level = __cpu_to_le32(level); 920084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe pdu->buf_len = __cpu_to_le32(len); 921084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe 922084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe gettimeofday(&tv, NULL); 923084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe pdu->log_sec = __cpu_to_le64(tv.tv_sec); 924084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe pdu->log_usec = __cpu_to_le64(tv.tv_usec); 925337d75a81c40aef6d693fc0d18e78b0c2444a1beJens Axboe 926084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe memcpy(pdu->buf, buf, len); 927084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe 92840c605169e60d32fc321a2f9f465e76cba745489Jens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_TEXT, pdu, tlen, NULL, NULL); 929084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe free(pdu); 930084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe return len; 931142575e6579462656a6d0f7c50ec8c35b8a08802Jens Axboe} 932142575e6579462656a6d0f7c50ec8c35b8a08802Jens Axboe 933a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboestatic void convert_io_stat(struct io_stat *dst, struct io_stat *src) 934a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe{ 935a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->max_val = cpu_to_le64(src->max_val); 936a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->min_val = cpu_to_le64(src->min_val); 937a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->samples = cpu_to_le64(src->samples); 938802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe 939802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe /* 940802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe * Encode to IEEE 754 for network transfer 941802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe */ 942802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe dst->mean.u.i = __cpu_to_le64(fio_double_to_uint64(src->mean.u.f)); 943802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe dst->S.u.i = __cpu_to_le64(fio_double_to_uint64(src->S.u.f)); 944a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe} 945a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 946a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboestatic void convert_gs(struct group_run_stats *dst, struct group_run_stats *src) 947a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe{ 948a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe int i; 949a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 950298921d65ea914873cbc270af6663dad9e08b782Jens Axboe for (i = 0; i < DDIR_RWDIR_CNT; i++) { 951a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->max_run[i] = cpu_to_le64(src->max_run[i]); 952a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->min_run[i] = cpu_to_le64(src->min_run[i]); 953a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->max_bw[i] = cpu_to_le64(src->max_bw[i]); 954a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->min_bw[i] = cpu_to_le64(src->min_bw[i]); 955a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->io_kb[i] = cpu_to_le64(src->io_kb[i]); 956a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->agg[i] = cpu_to_le64(src->agg[i]); 957a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } 958a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 959a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->kb_base = cpu_to_le32(src->kb_base); 960ad705bcb7e79a7cdb9891db17b4c40b13b6c30c3Steven Noonan dst->unit_base = cpu_to_le32(src->unit_base); 961a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->groupid = cpu_to_le32(src->groupid); 962771e58befea806d2d881953050c4e65329eee382Jens Axboe dst->unified_rw_rep = cpu_to_le32(src->unified_rw_rep); 963a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe} 964a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 965a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe/* 966a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe * Send a CMD_TS, which packs struct thread_stat and group_run_stats 967a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe * into a single payload. 968a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe */ 969a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboevoid fio_server_send_ts(struct thread_stat *ts, struct group_run_stats *rs) 970a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe{ 971a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe struct cmd_ts_pdu p; 972a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe int i, j; 973a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 97460efd14e3b5b5a2adb9f7c9ecfb9bfba38f76ce9Jens Axboe dprint(FD_NET, "server sending end stats\n"); 97560efd14e3b5b5a2adb9f7c9ecfb9bfba38f76ce9Jens Axboe 976317b3c8b1bd5cdb1f2bd02c94d536fa853321bc6Jens Axboe memset(&p, 0, sizeof(p)); 977317b3c8b1bd5cdb1f2bd02c94d536fa853321bc6Jens Axboe 978a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe strcpy(p.ts.name, ts->name); 979a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe strcpy(p.ts.verror, ts->verror); 980a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe strcpy(p.ts.description, ts->description); 981a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 9822f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe p.ts.error = cpu_to_le32(ts->error); 9832f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe p.ts.thread_number = cpu_to_le32(ts->thread_number); 9842f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe p.ts.groupid = cpu_to_le32(ts->groupid); 9852f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe p.ts.pid = cpu_to_le32(ts->pid); 9862f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe p.ts.members = cpu_to_le32(ts->members); 987771e58befea806d2d881953050c4e65329eee382Jens Axboe p.ts.unified_rw_rep = cpu_to_le32(ts->unified_rw_rep); 988a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 989298921d65ea914873cbc270af6663dad9e08b782Jens Axboe for (i = 0; i < DDIR_RWDIR_CNT; i++) { 990a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe convert_io_stat(&p.ts.clat_stat[i], &ts->clat_stat[i]); 991a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe convert_io_stat(&p.ts.slat_stat[i], &ts->slat_stat[i]); 992a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe convert_io_stat(&p.ts.lat_stat[i], &ts->lat_stat[i]); 993a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe convert_io_stat(&p.ts.bw_stat[i], &ts->bw_stat[i]); 994a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } 995a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 996a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.usr_time = cpu_to_le64(ts->usr_time); 997a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.sys_time = cpu_to_le64(ts->sys_time); 998a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.ctx = cpu_to_le64(ts->ctx); 999a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.minf = cpu_to_le64(ts->minf); 1000a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.majf = cpu_to_le64(ts->majf); 1001a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.clat_percentiles = cpu_to_le64(ts->clat_percentiles); 1002802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe 1003802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { 1004cfc03e4639fc29bf879f565300fe0238dd8b5ba9Jens Axboe fio_fp64_t *src = &ts->percentile_list[i]; 1005cfc03e4639fc29bf879f565300fe0238dd8b5ba9Jens Axboe fio_fp64_t *dst = &p.ts.percentile_list[i]; 1006802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe 1007cfc03e4639fc29bf879f565300fe0238dd8b5ba9Jens Axboe dst->u.i = __cpu_to_le64(fio_double_to_uint64(src->u.f)); 1008802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe } 1009a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 1010a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe for (i = 0; i < FIO_IO_U_MAP_NR; i++) { 1011a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_u_map[i] = cpu_to_le32(ts->io_u_map[i]); 1012a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_u_submit[i] = cpu_to_le32(ts->io_u_submit[i]); 1013a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_u_complete[i] = cpu_to_le32(ts->io_u_complete[i]); 1014a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } 1015a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 1016a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) { 1017a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_u_lat_u[i] = cpu_to_le32(ts->io_u_lat_u[i]); 1018a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_u_lat_m[i] = cpu_to_le32(ts->io_u_lat_m[i]); 1019a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } 1020a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 1021298921d65ea914873cbc270af6663dad9e08b782Jens Axboe for (i = 0; i < DDIR_RWDIR_CNT; i++) 1022a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe for (j = 0; j < FIO_IO_U_PLAT_NR; j++) 1023a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_u_plat[i][j] = cpu_to_le32(ts->io_u_plat[i][j]); 1024a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 102578799debc66f717469e751b3b9eb5dfa48cc547bJens Axboe for (i = 0; i < DDIR_RWDIR_CNT; i++) { 1026a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.total_io_u[i] = cpu_to_le64(ts->total_io_u[i]); 102793eee04aef9ed39070ce2e69bd1f661a95b1d50aJens Axboe p.ts.short_io_u[i] = cpu_to_le64(ts->short_io_u[i]); 1028a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } 1029a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 103093eee04aef9ed39070ce2e69bd1f661a95b1d50aJens Axboe p.ts.total_submit = cpu_to_le64(ts->total_submit); 1031a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.total_complete = cpu_to_le64(ts->total_complete); 1032a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 1033298921d65ea914873cbc270af6663dad9e08b782Jens Axboe for (i = 0; i < DDIR_RWDIR_CNT; i++) { 1034a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_bytes[i] = cpu_to_le64(ts->io_bytes[i]); 1035a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.runtime[i] = cpu_to_le64(ts->runtime[i]); 1036a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } 1037a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 1038a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.total_run_time = cpu_to_le64(ts->total_run_time); 1039a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.continue_on_error = cpu_to_le16(ts->continue_on_error); 1040a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.total_err_count = cpu_to_le64(ts->total_err_count); 1041ddcc0b69aa4ed04c8681f447a1a6274bb8837a14Jens Axboe p.ts.first_error = cpu_to_le32(ts->first_error); 1042ddcc0b69aa4ed04c8681f447a1a6274bb8837a14Jens Axboe p.ts.kb_base = cpu_to_le32(ts->kb_base); 1043ad705bcb7e79a7cdb9891db17b4c40b13b6c30c3Steven Noonan p.ts.unit_base = cpu_to_le32(ts->unit_base); 1044a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 1045a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe convert_gs(&p.rs, rs); 1046a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 104740c605169e60d32fc321a2f9f465e76cba745489Jens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_TS, &p, sizeof(p), NULL, NULL); 1048a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe} 1049a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 1050a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboevoid fio_server_send_gs(struct group_run_stats *rs) 1051a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe{ 1052a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe struct group_run_stats gs; 1053a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 105460efd14e3b5b5a2adb9f7c9ecfb9bfba38f76ce9Jens Axboe dprint(FD_NET, "server sending group run stats\n"); 105560efd14e3b5b5a2adb9f7c9ecfb9bfba38f76ce9Jens Axboe 1056a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe convert_gs(&gs, rs); 105740c605169e60d32fc321a2f9f465e76cba745489Jens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_GS, &gs, sizeof(gs), NULL, NULL); 1058cf451d1ede3bbbd2fed3619eb43def054d5b5a5aJens Axboe} 1059cf451d1ede3bbbd2fed3619eb43def054d5b5a5aJens Axboe 1060d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboestatic void convert_agg(struct disk_util_agg *dst, struct disk_util_agg *src) 1061d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe{ 1062d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe int i; 1063d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1064d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe for (i = 0; i < 2; i++) { 1065d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->ios[i] = cpu_to_le32(src->ios[i]); 1066d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->merges[i] = cpu_to_le32(src->merges[i]); 1067d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->sectors[i] = cpu_to_le64(src->sectors[i]); 1068d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->ticks[i] = cpu_to_le32(src->ticks[i]); 1069d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe } 1070d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1071d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->io_ticks = cpu_to_le32(src->io_ticks); 1072d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->time_in_queue = cpu_to_le32(src->time_in_queue); 1073d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->slavecount = cpu_to_le32(src->slavecount); 1074d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->max_util.u.i = __cpu_to_le64(fio_double_to_uint64(src->max_util.u.f)); 1075d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe} 1076d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1077d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboestatic void convert_dus(struct disk_util_stat *dst, struct disk_util_stat *src) 1078d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe{ 1079d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe int i; 1080d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1081d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe strcpy((char *) dst->name, (char *) src->name); 1082d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1083d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe for (i = 0; i < 2; i++) { 1084d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->ios[i] = cpu_to_le32(src->ios[i]); 1085d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->merges[i] = cpu_to_le32(src->merges[i]); 1086d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->sectors[i] = cpu_to_le64(src->sectors[i]); 1087d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->ticks[i] = cpu_to_le32(src->ticks[i]); 1088d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe } 1089d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1090d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->io_ticks = cpu_to_le32(src->io_ticks); 1091d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->time_in_queue = cpu_to_le32(src->time_in_queue); 1092d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->msec = cpu_to_le64(src->msec); 1093d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe} 1094d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1095d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboevoid fio_server_send_du(void) 1096d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe{ 1097d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe struct disk_util *du; 1098d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe struct flist_head *entry; 1099d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe struct cmd_du_pdu pdu; 1100d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1101d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dprint(FD_NET, "server: sending disk_util %d\n", !flist_empty(&disk_list)); 1102d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 11030766d92e06a119eea489e74d80d5840813559752Jens Axboe memset(&pdu, 0, sizeof(pdu)); 11040766d92e06a119eea489e74d80d5840813559752Jens Axboe 1105d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe flist_for_each(entry, &disk_list) { 1106d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe du = flist_entry(entry, struct disk_util, list); 1107d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1108d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe convert_dus(&pdu.dus, &du->dus); 1109d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe convert_agg(&pdu.agg, &du->agg); 1110d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 111140c605169e60d32fc321a2f9f465e76cba745489Jens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_DU, &pdu, sizeof(pdu), NULL, NULL); 1112d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe } 1113d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe} 1114d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 111553bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe/* 111653bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe * Send a command with a separate PDU, not inlined in the command 111753bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe */ 111853bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboestatic int fio_send_cmd_ext_pdu(int sk, uint16_t opcode, const void *buf, 111953bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe off_t size, uint64_t tag, uint32_t flags) 112053bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe{ 112153bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe struct fio_net_cmd cmd; 112253bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe struct iovec iov[2]; 112353bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe 112453bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe iov[0].iov_base = &cmd; 112553bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe iov[0].iov_len = sizeof(cmd); 112653bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe iov[1].iov_base = (void *) buf; 112753bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe iov[1].iov_len = size; 112853bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe 112953bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe __fio_init_net_cmd(&cmd, opcode, size, tag); 113053bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe cmd.flags = __cpu_to_le32(flags); 113153bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe fio_net_cmd_crc_pdu(&cmd, buf); 113253bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe 11338c95307bd5f72720460ee4a46519b9a1b474e7cdJens Axboe return fio_sendv_data(sk, iov, 2); 113453bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe} 113553bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe 11363989b14303458519192f4ace8caf091d587f5e6eJens Axboestatic int fio_send_iolog_gz(struct cmd_iolog_pdu *pdu, struct io_log *log) 11371b42725f06f8906b9b99381da3490484f59df28aJens Axboe{ 11383989b14303458519192f4ace8caf091d587f5e6eJens Axboe int ret = 0; 11393989b14303458519192f4ace8caf091d587f5e6eJens Axboe#ifdef CONFIG_ZLIB 11401b42725f06f8906b9b99381da3490484f59df28aJens Axboe z_stream stream; 11411b42725f06f8906b9b99381da3490484f59df28aJens Axboe void *out_pdu; 11421b42725f06f8906b9b99381da3490484f59df28aJens Axboe 11431b42725f06f8906b9b99381da3490484f59df28aJens Axboe /* 11441b42725f06f8906b9b99381da3490484f59df28aJens Axboe * Dirty - since the log is potentially huge, compress it into 11451b42725f06f8906b9b99381da3490484f59df28aJens Axboe * FIO_SERVER_MAX_FRAGMENT_PDU chunks and let the receiving 11461b42725f06f8906b9b99381da3490484f59df28aJens Axboe * side defragment it. 11471b42725f06f8906b9b99381da3490484f59df28aJens Axboe */ 11481b42725f06f8906b9b99381da3490484f59df28aJens Axboe out_pdu = malloc(FIO_SERVER_MAX_FRAGMENT_PDU); 11491b42725f06f8906b9b99381da3490484f59df28aJens Axboe 11501b42725f06f8906b9b99381da3490484f59df28aJens Axboe stream.zalloc = Z_NULL; 11511b42725f06f8906b9b99381da3490484f59df28aJens Axboe stream.zfree = Z_NULL; 11521b42725f06f8906b9b99381da3490484f59df28aJens Axboe stream.opaque = Z_NULL; 11531b42725f06f8906b9b99381da3490484f59df28aJens Axboe 11541b42725f06f8906b9b99381da3490484f59df28aJens Axboe if (deflateInit(&stream, Z_DEFAULT_COMPRESSION) != Z_OK) { 115553bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe ret = 1; 115653bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe goto err; 11571b42725f06f8906b9b99381da3490484f59df28aJens Axboe } 11581b42725f06f8906b9b99381da3490484f59df28aJens Axboe 1159f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe stream.next_in = (void *) log->log; 1160f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe stream.avail_in = log->nr_samples * sizeof(struct io_sample); 11611b42725f06f8906b9b99381da3490484f59df28aJens Axboe 11621b42725f06f8906b9b99381da3490484f59df28aJens Axboe do { 116353bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe unsigned int this_len, flags = 0; 116453bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe int ret; 11651b42725f06f8906b9b99381da3490484f59df28aJens Axboe 11661b42725f06f8906b9b99381da3490484f59df28aJens Axboe stream.avail_out = FIO_SERVER_MAX_FRAGMENT_PDU; 11671b42725f06f8906b9b99381da3490484f59df28aJens Axboe stream.next_out = out_pdu; 11683c547fe0547c924ca5174d9aa36720ddb441480aJens Axboe ret = deflate(&stream, Z_FINISH); 11693c547fe0547c924ca5174d9aa36720ddb441480aJens Axboe /* may be Z_OK, or Z_STREAM_END */ 11703c547fe0547c924ca5174d9aa36720ddb441480aJens Axboe if (ret < 0) 11713c547fe0547c924ca5174d9aa36720ddb441480aJens Axboe goto err_zlib; 11721b42725f06f8906b9b99381da3490484f59df28aJens Axboe 11731b42725f06f8906b9b99381da3490484f59df28aJens Axboe this_len = FIO_SERVER_MAX_FRAGMENT_PDU - stream.avail_out; 11741b42725f06f8906b9b99381da3490484f59df28aJens Axboe 11751b42725f06f8906b9b99381da3490484f59df28aJens Axboe if (stream.avail_in) 117653bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe flags = FIO_NET_CMD_F_MORE; 11771b42725f06f8906b9b99381da3490484f59df28aJens Axboe 117853bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe ret = fio_send_cmd_ext_pdu(server_fd, FIO_NET_CMD_IOLOG, 117953bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe out_pdu, this_len, 0, flags); 118053bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe if (ret) 118153bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe goto err_zlib; 11821b42725f06f8906b9b99381da3490484f59df28aJens Axboe } while (stream.avail_in); 11831b42725f06f8906b9b99381da3490484f59df28aJens Axboe 118453bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboeerr_zlib: 11851b42725f06f8906b9b99381da3490484f59df28aJens Axboe deflateEnd(&stream); 118653bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboeerr: 118753bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe free(out_pdu); 11883989b14303458519192f4ace8caf091d587f5e6eJens Axboe#endif 118953bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe return ret; 11901b42725f06f8906b9b99381da3490484f59df28aJens Axboe} 11911b42725f06f8906b9b99381da3490484f59df28aJens Axboe 11923989b14303458519192f4ace8caf091d587f5e6eJens Axboeint fio_send_iolog(struct thread_data *td, struct io_log *log, const char *name) 11933989b14303458519192f4ace8caf091d587f5e6eJens Axboe{ 11943989b14303458519192f4ace8caf091d587f5e6eJens Axboe struct cmd_iolog_pdu pdu; 11953989b14303458519192f4ace8caf091d587f5e6eJens Axboe int i, ret = 0; 11963989b14303458519192f4ace8caf091d587f5e6eJens Axboe 11973989b14303458519192f4ace8caf091d587f5e6eJens Axboe pdu.thread_number = cpu_to_le32(td->thread_number); 11983989b14303458519192f4ace8caf091d587f5e6eJens Axboe pdu.nr_samples = __cpu_to_le32(log->nr_samples); 11993989b14303458519192f4ace8caf091d587f5e6eJens Axboe pdu.log_type = cpu_to_le32(log->log_type); 12003989b14303458519192f4ace8caf091d587f5e6eJens Axboe pdu.compressed = cpu_to_le32(use_zlib); 12013989b14303458519192f4ace8caf091d587f5e6eJens Axboe strcpy((char *) pdu.name, name); 12023989b14303458519192f4ace8caf091d587f5e6eJens Axboe 12033989b14303458519192f4ace8caf091d587f5e6eJens Axboe for (i = 0; i < log->nr_samples; i++) { 12043989b14303458519192f4ace8caf091d587f5e6eJens Axboe struct io_sample *s = &log->log[i]; 12053989b14303458519192f4ace8caf091d587f5e6eJens Axboe 12063989b14303458519192f4ace8caf091d587f5e6eJens Axboe s->time = cpu_to_le64(s->time); 12073989b14303458519192f4ace8caf091d587f5e6eJens Axboe s->val = cpu_to_le64(s->val); 12083989b14303458519192f4ace8caf091d587f5e6eJens Axboe s->ddir = cpu_to_le32(s->ddir); 12093989b14303458519192f4ace8caf091d587f5e6eJens Axboe s->bs = cpu_to_le32(s->bs); 12103989b14303458519192f4ace8caf091d587f5e6eJens Axboe } 12113989b14303458519192f4ace8caf091d587f5e6eJens Axboe 12123989b14303458519192f4ace8caf091d587f5e6eJens Axboe /* 12133989b14303458519192f4ace8caf091d587f5e6eJens Axboe * Send header first, it's not compressed. 12143989b14303458519192f4ace8caf091d587f5e6eJens Axboe */ 12153989b14303458519192f4ace8caf091d587f5e6eJens Axboe ret = fio_send_cmd_ext_pdu(server_fd, FIO_NET_CMD_IOLOG, &pdu, 12163989b14303458519192f4ace8caf091d587f5e6eJens Axboe sizeof(pdu), 0, FIO_NET_CMD_F_MORE); 12173989b14303458519192f4ace8caf091d587f5e6eJens Axboe if (ret) 12183989b14303458519192f4ace8caf091d587f5e6eJens Axboe return ret; 12193989b14303458519192f4ace8caf091d587f5e6eJens Axboe 12203989b14303458519192f4ace8caf091d587f5e6eJens Axboe /* 12213989b14303458519192f4ace8caf091d587f5e6eJens Axboe * Now send actual log, compress if we can, otherwise just plain 12223989b14303458519192f4ace8caf091d587f5e6eJens Axboe */ 12233989b14303458519192f4ace8caf091d587f5e6eJens Axboe if (use_zlib) 12243989b14303458519192f4ace8caf091d587f5e6eJens Axboe return fio_send_iolog_gz(&pdu, log); 12253989b14303458519192f4ace8caf091d587f5e6eJens Axboe 12263989b14303458519192f4ace8caf091d587f5e6eJens Axboe return fio_send_cmd_ext_pdu(server_fd, FIO_NET_CMD_IOLOG, log->log, 12273989b14303458519192f4ace8caf091d587f5e6eJens Axboe log->nr_samples * sizeof(struct io_sample), 0, 0); 12283989b14303458519192f4ace8caf091d587f5e6eJens Axboe} 12293989b14303458519192f4ace8caf091d587f5e6eJens Axboe 12302f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboevoid fio_server_send_add_job(struct thread_data *td) 1231807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe{ 1232807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe struct cmd_add_job_pdu pdu; 1233807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe 1234731e30a2551315c609c23ac107377b63c02d51faJens Axboe memset(&pdu, 0, sizeof(pdu)); 12352f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe pdu.thread_number = cpu_to_le32(td->thread_number); 12362f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe pdu.groupid = cpu_to_le32(td->groupid); 12372f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe convert_thread_options_to_net(&pdu.top, &td->o); 1238807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe 123940c605169e60d32fc321a2f9f465e76cba745489Jens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_ADD_JOB, &pdu, sizeof(pdu), NULL, NULL); 1240807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe} 1241807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe 1242122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboevoid fio_server_send_start(struct thread_data *td) 1243122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 1244122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe assert(server_fd != -1); 1245122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 1246122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_net_send_simple_cmd(server_fd, FIO_NET_CMD_SERVER_START, 0, NULL); 1247122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 1248122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 124987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic int fio_init_server_ip(void) 125081179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe{ 1251811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe struct sockaddr *addr; 125267bf982340d95ca98098ea050b54b4c7adb116c0Jens Axboe socklen_t socklen; 125387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe int sk, opt; 125481179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 1255811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe if (use_ipv6) 1256811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe sk = socket(AF_INET6, SOCK_STREAM, 0); 1257811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe else 1258811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe sk = socket(AF_INET, SOCK_STREAM, 0); 1259811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe 126081179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe if (sk < 0) { 126181179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe log_err("fio: socket: %s\n", strerror(errno)); 126281179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return -1; 126381179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe } 126481179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 126581179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe opt = 1; 12661f81991ed356dd7257aef2c715ba9a24d9af93a5Jens Axboe if (setsockopt(sk, SOL_SOCKET, SO_REUSEADDR, (void *)&opt, sizeof(opt)) < 0) { 126781179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe log_err("fio: setsockopt: %s\n", strerror(errno)); 1268b94cba47cfdf96e72ec894080b3a7bf645a86e9cJens Axboe close(sk); 126981179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return -1; 127081179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe } 127181179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe#ifdef SO_REUSEPORT 12726eb2479194603184f393057ea10326643edc7169Jens Axboe if (setsockopt(sk, SOL_SOCKET, SO_REUSEPORT, &opt, sizeof(opt)) < 0) { 127381179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe log_err("fio: setsockopt: %s\n", strerror(errno)); 1274b94cba47cfdf96e72ec894080b3a7bf645a86e9cJens Axboe close(sk); 127581179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return -1; 127681179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe } 127781179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe#endif 127881179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 1279811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe if (use_ipv6) { 1280811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe addr = (struct sockaddr *) &saddr_in6; 1281811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe socklen = sizeof(saddr_in6); 1282811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe saddr_in6.sin6_family = AF_INET6; 1283811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe } else { 1284811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe addr = (struct sockaddr *) &saddr_in; 1285811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe socklen = sizeof(saddr_in); 1286811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe saddr_in.sin_family = AF_INET; 1287811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe } 128881179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 1289811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe if (bind(sk, addr, socklen) < 0) { 129081179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe log_err("fio: bind: %s\n", strerror(errno)); 1291b94cba47cfdf96e72ec894080b3a7bf645a86e9cJens Axboe close(sk); 129281179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return -1; 129381179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe } 129481179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 129587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return sk; 129687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe} 129787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 129887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic int fio_init_server_sock(void) 129987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe{ 130087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe struct sockaddr_un addr; 130167bf982340d95ca98098ea050b54b4c7adb116c0Jens Axboe socklen_t len; 130287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe mode_t mode; 130387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe int sk; 130487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 130587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe sk = socket(AF_UNIX, SOCK_STREAM, 0); 130687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (sk < 0) { 130787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe log_err("fio: socket: %s\n", strerror(errno)); 130887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return -1; 130987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe } 131087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 131187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe mode = umask(000); 131287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 131387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe memset(&addr, 0, sizeof(addr)); 131487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe addr.sun_family = AF_UNIX; 131587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe strcpy(addr.sun_path, bind_sock); 131687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe unlink(bind_sock); 131787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 131887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe len = sizeof(addr.sun_family) + strlen(bind_sock) + 1; 131987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 132087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (bind(sk, (struct sockaddr *) &addr, len) < 0) { 132187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe log_err("fio: bind: %s\n", strerror(errno)); 1322b94cba47cfdf96e72ec894080b3a7bf645a86e9cJens Axboe close(sk); 132387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return -1; 132487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe } 132587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 132687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe umask(mode); 132787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return sk; 132887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe} 132987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 133087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic int fio_init_server_connection(void) 133187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe{ 1332bebe639808147d587bbe776566d390b9ff98773fJens Axboe char bind_str[128]; 133387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe int sk; 133487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 133587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe dprint(FD_NET, "starting server\n"); 133687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 133787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (!bind_sock) 133887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe sk = fio_init_server_ip(); 133987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe else 134087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe sk = fio_init_server_sock(); 134187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 134287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (sk < 0) 134387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return sk; 134487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 1345811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe if (!bind_sock) { 1346811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe char *p, port[16]; 1347811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe const void *src; 1348811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe int af; 1349811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe 1350811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe if (use_ipv6) { 1351811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe af = AF_INET6; 1352811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe src = &saddr_in6.sin6_addr; 1353811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe } else { 1354811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe af = AF_INET; 1355811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe src = &saddr_in.sin_addr; 1356811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe } 1357811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe 1358811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe p = (char *) inet_ntop(af, src, bind_str, sizeof(bind_str)); 1359811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe 1360811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe sprintf(port, ",%u", fio_net_port); 1361811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe if (p) 1362811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe strcat(p, port); 1363811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe else 1364811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe strcpy(bind_str, port); 1365811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe } else 1366bebe639808147d587bbe776566d390b9ff98773fJens Axboe strcpy(bind_str, bind_sock); 1367bebe639808147d587bbe776566d390b9ff98773fJens Axboe 1368bebe639808147d587bbe776566d390b9ff98773fJens Axboe log_info("fio: server listening on %s\n", bind_str); 1369bebe639808147d587bbe776566d390b9ff98773fJens Axboe 137089c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe if (listen(sk, 0) < 0) { 137181179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe log_err("fio: listen: %s\n", strerror(errno)); 137281179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return -1; 137381179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe } 137481179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 137587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return sk; 137687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe} 137787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 13783ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboeint fio_server_parse_host(const char *host, int *ipv6, struct in_addr *inp, 13793ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe struct in6_addr *inp6) 13803ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 13813ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe{ 13823ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe int ret = 0; 13833ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 13843ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe if (*ipv6) 13853ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe ret = inet_pton(AF_INET6, host, inp6); 13863ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe else 13873ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe ret = inet_pton(AF_INET, host, inp); 13883ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 13893ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe if (ret != 1) { 13903ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe struct hostent *hent; 13913ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 13923ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe hent = gethostbyname(host); 13933ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe if (!hent) { 13943ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe log_err("fio: failed to resolve <%s>\n", host); 13953ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe return 0; 13963ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe } 13973ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 13983ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe if (*ipv6) { 13993ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe if (hent->h_addrtype != AF_INET6) { 14003ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe log_info("fio: falling back to IPv4\n"); 14013ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe *ipv6 = 0; 14023ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe } else 14033ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe memcpy(inp6, hent->h_addr_list[0], 16); 14043ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe } 14053ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe if (!*ipv6) { 14063ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe if (hent->h_addrtype != AF_INET) { 14073ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe log_err("fio: lookup type mismatch\n"); 14083ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe return 0; 14093ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe } 14103ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe memcpy(inp, hent->h_addr_list[0], 4); 14113ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe } 14123ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe ret = 1; 14133ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe } 14143ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 14153ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe return !(ret == 1); 14163ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe} 14173ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 1418660a2bfb0858f94633f9e567b81968981541f079Jens Axboe/* 1419660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * Parse a host/ip/port string. Reads from 'str'. 1420660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * 1421660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * Outputs: 1422660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * 1423660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * For IPv4: 1424660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * *ptr is the host, *port is the port, inp is the destination. 1425660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * For IPv6: 1426660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * *ptr is the host, *port is the port, inp6 is the dest, and *ipv6 is 1. 1427660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * For local domain sockets: 1428660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * *ptr is the filename, *is_sock is 1. 1429660a2bfb0858f94633f9e567b81968981541f079Jens Axboe */ 1430bebe639808147d587bbe776566d390b9ff98773fJens Axboeint fio_server_parse_string(const char *str, char **ptr, int *is_sock, 1431811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe int *port, struct in_addr *inp, 1432811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe struct in6_addr *inp6, int *ipv6) 1433bebe639808147d587bbe776566d390b9ff98773fJens Axboe{ 143476867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe const char *host = str; 143576867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe char *portp; 14363ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe int lport = 0; 143776867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe 1438bebe639808147d587bbe776566d390b9ff98773fJens Axboe *ptr = NULL; 1439bebe639808147d587bbe776566d390b9ff98773fJens Axboe *is_sock = 0; 14406d2cf39497670a0246c9b7bb1cc6ef77629e08f7Jens Axboe *port = fio_net_port; 1441811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe *ipv6 = 0; 1442bebe639808147d587bbe776566d390b9ff98773fJens Axboe 1443bebe639808147d587bbe776566d390b9ff98773fJens Axboe if (!strncmp(str, "sock:", 5)) { 1444bebe639808147d587bbe776566d390b9ff98773fJens Axboe *ptr = strdup(str + 5); 1445bebe639808147d587bbe776566d390b9ff98773fJens Axboe *is_sock = 1; 144676867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe 144776867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe return 0; 144876867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe } 144976867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe 145076867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe /* 145176867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe * Is it ip:<ip or host>:port 145276867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe */ 145376867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe if (!strncmp(host, "ip:", 3)) 145476867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe host += 3; 145576867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe else if (!strncmp(host, "ip4:", 4)) 145676867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe host += 4; 145776867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe else if (!strncmp(host, "ip6:", 4)) { 145876867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe host += 4; 145976867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe *ipv6 = 1; 146076867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe } else if (host[0] == ':') { 146176867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe /* String is :port */ 146276867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe host++; 146376867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe lport = atoi(host); 146476867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe if (!lport || lport > 65535) { 14654e0a8fa2593006505b7f4e18931a201d221b49e9Jens Axboe log_err("fio: bad server port %u\n", lport); 146676867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe return 1; 146776867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe } 146876867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe /* no hostname given, we are done */ 146976867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe *port = lport; 147076867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe return 0; 147176867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe } 147276867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe 147376867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe /* 147476867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe * If no port seen yet, check if there's a last ':' at the end 147576867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe */ 147676867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe if (!lport) { 147776867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe portp = strchr(host, ','); 147876867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe if (portp) { 147976867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe *portp = '\0'; 148076867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe portp++; 148176867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe lport = atoi(portp); 1482bebe639808147d587bbe776566d390b9ff98773fJens Axboe if (!lport || lport > 65535) { 14834e0a8fa2593006505b7f4e18931a201d221b49e9Jens Axboe log_err("fio: bad server port %u\n", lport); 1484bebe639808147d587bbe776566d390b9ff98773fJens Axboe return 1; 1485bebe639808147d587bbe776566d390b9ff98773fJens Axboe } 1486bebe639808147d587bbe776566d390b9ff98773fJens Axboe } 148776867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe } 1488bebe639808147d587bbe776566d390b9ff98773fJens Axboe 148976867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe if (lport) 149076867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe *port = lport; 1491bebe639808147d587bbe776566d390b9ff98773fJens Axboe 149276867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe if (!strlen(host)) 149376867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe return 0; 1494bebe639808147d587bbe776566d390b9ff98773fJens Axboe 149576867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe *ptr = strdup(host); 1496811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe 14973ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe if (fio_server_parse_host(*ptr, ipv6, inp, inp6)) { 14983ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe free(*ptr); 14993ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe *ptr = NULL; 15003ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe return 1; 1501bebe639808147d587bbe776566d390b9ff98773fJens Axboe } 1502bebe639808147d587bbe776566d390b9ff98773fJens Axboe 1503bebe639808147d587bbe776566d390b9ff98773fJens Axboe if (*port == 0) 1504bebe639808147d587bbe776566d390b9ff98773fJens Axboe *port = fio_net_port; 1505bebe639808147d587bbe776566d390b9ff98773fJens Axboe 1506bebe639808147d587bbe776566d390b9ff98773fJens Axboe return 0; 1507bebe639808147d587bbe776566d390b9ff98773fJens Axboe} 1508bebe639808147d587bbe776566d390b9ff98773fJens Axboe 150987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe/* 151087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * Server arg should be one of: 151187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * 151287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * sock:/path/to/socket 151387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * ip:1.2.3.4 151487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * 1.2.3.4 151587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * 151687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * Where sock uses unix domain sockets, and ip binds the server to 151787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * a specific interface. If no arguments are given to the server, it 151887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * uses IP and binds to 0.0.0.0. 151987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * 152087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe */ 152187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic int fio_handle_server_arg(void) 152287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe{ 15236d2cf39497670a0246c9b7bb1cc6ef77629e08f7Jens Axboe int port = fio_net_port; 1524a7de0a1163e63cb6fa0a6bad773c415d06d154acJens Axboe int is_sock, ret = 0; 1525bebe639808147d587bbe776566d390b9ff98773fJens Axboe 152687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe saddr_in.sin_addr.s_addr = htonl(INADDR_ANY); 152787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 152887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (!fio_server_arg) 1529a7de0a1163e63cb6fa0a6bad773c415d06d154acJens Axboe goto out; 153087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 15314e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe ret = fio_server_parse_string(fio_server_arg, &bind_sock, &is_sock, 1532811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe &port, &saddr_in.sin_addr, 1533811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe &saddr_in6.sin6_addr, &use_ipv6); 15344e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe 15354e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe if (!is_sock && bind_sock) { 15364e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe free(bind_sock); 15374e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe bind_sock = NULL; 15384e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe } 15394e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe 1540a7de0a1163e63cb6fa0a6bad773c415d06d154acJens Axboeout: 15416d2cf39497670a0246c9b7bb1cc6ef77629e08f7Jens Axboe fio_net_port = port; 15426d2cf39497670a0246c9b7bb1cc6ef77629e08f7Jens Axboe saddr_in.sin_port = htons(port); 1543811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe saddr_in6.sin6_port = htons(port); 15444e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe return ret; 154587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe} 154687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 154787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic int fio_server(void) 154887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe{ 154987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe int sk, ret; 155087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 155187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe dprint(FD_NET, "starting server\n"); 155287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 155387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (fio_handle_server_arg()) 155487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return -1; 155587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 155687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe sk = fio_init_server_connection(); 155787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (sk < 0) 155887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return -1; 155981179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 156081179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe ret = accept_loop(sk); 156187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 156281179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe close(sk); 156387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 156487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (fio_server_arg) { 156587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe free(fio_server_arg); 156687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe fio_server_arg = NULL; 156787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe } 1568bebe639808147d587bbe776566d390b9ff98773fJens Axboe if (bind_sock) 1569bebe639808147d587bbe776566d390b9ff98773fJens Axboe free(bind_sock); 157087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 157181179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return ret; 157281179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe} 157381179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 15747b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboevoid fio_server_got_signal(int signal) 15759abea48bee7340fdf0aee00fa734a3071d47ed86Jens Axboe{ 15767b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe if (signal == SIGPIPE) 15777b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe server_fd = -1; 15787b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe else { 15797b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe log_info("\nfio: terminating on signal %d\n", signal); 15807b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe exit_backend = 1; 15817b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe } 15829abea48bee7340fdf0aee00fa734a3071d47ed86Jens Axboe} 15839abea48bee7340fdf0aee00fa734a3071d47ed86Jens Axboe 158413755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboestatic int check_existing_pidfile(const char *pidfile) 158513755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe{ 158613755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe struct stat sb; 158713755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe char buf[16]; 158813755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe pid_t pid; 158913755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe FILE *f; 159013755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 159113755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe if (stat(pidfile, &sb)) 159213755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return 0; 159313755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 159413755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe f = fopen(pidfile, "r"); 159513755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe if (!f) 159613755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return 0; 159713755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 1598bfc3b17986fb80aeb5a6ea962bb38fc1509d60a8Jens Axboe if (fread(buf, sb.st_size, 1, f) <= 0) { 159913755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe fclose(f); 160013755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return 1; 160113755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe } 160213755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe fclose(f); 160313755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 160413755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe pid = atoi(buf); 160513755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe if (kill(pid, SIGCONT) < 0) 1606ea5aa1be68de71f9f02eb3d6f4db726adcafb40aJens Axboe return errno != ESRCH; 160713755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 160813755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return 1; 160913755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe} 161013755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 161113755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboestatic int write_pid(pid_t pid, const char *pidfile) 1612402668f3e05259bfc135fc097136428feda01006Jens Axboe{ 1613402668f3e05259bfc135fc097136428feda01006Jens Axboe FILE *fpid; 1614402668f3e05259bfc135fc097136428feda01006Jens Axboe 1615402668f3e05259bfc135fc097136428feda01006Jens Axboe fpid = fopen(pidfile, "w"); 1616402668f3e05259bfc135fc097136428feda01006Jens Axboe if (!fpid) { 1617402668f3e05259bfc135fc097136428feda01006Jens Axboe log_err("fio: failed opening pid file %s\n", pidfile); 161813755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return 1; 1619402668f3e05259bfc135fc097136428feda01006Jens Axboe } 1620402668f3e05259bfc135fc097136428feda01006Jens Axboe 1621402668f3e05259bfc135fc097136428feda01006Jens Axboe fprintf(fpid, "%u\n", (unsigned int) pid); 162213755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe fclose(fpid); 162313755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return 0; 1624402668f3e05259bfc135fc097136428feda01006Jens Axboe} 1625402668f3e05259bfc135fc097136428feda01006Jens Axboe 1626402668f3e05259bfc135fc097136428feda01006Jens Axboe/* 1627402668f3e05259bfc135fc097136428feda01006Jens Axboe * If pidfile is specified, background us. 1628402668f3e05259bfc135fc097136428feda01006Jens Axboe */ 1629402668f3e05259bfc135fc097136428feda01006Jens Axboeint fio_start_server(char *pidfile) 1630e46d809110bd4ad2980ca64931b683673444454bJens Axboe{ 1631e46d809110bd4ad2980ca64931b683673444454bJens Axboe pid_t pid; 1632402668f3e05259bfc135fc097136428feda01006Jens Axboe int ret; 1633e46d809110bd4ad2980ca64931b683673444454bJens Axboe 163493bcfd20e37cef8cec350fe06d3a086724c9f257Bruce Cran#if defined(WIN32) 1635905c78b90f92bab91555313f7b4bd83d18246139Jens Axboe WSADATA wsd; 16363c3ed070502bbfec387ded2c43d5e4559ca24a63Jens Axboe WSAStartup(MAKEWORD(2, 2), &wsd); 163793bcfd20e37cef8cec350fe06d3a086724c9f257Bruce Cran#endif 163893bcfd20e37cef8cec350fe06d3a086724c9f257Bruce Cran 1639402668f3e05259bfc135fc097136428feda01006Jens Axboe if (!pidfile) 1640e46d809110bd4ad2980ca64931b683673444454bJens Axboe return fio_server(); 1641e46d809110bd4ad2980ca64931b683673444454bJens Axboe 164213755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe if (check_existing_pidfile(pidfile)) { 164313755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe log_err("fio: pidfile %s exists and server appears alive\n", 164413755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe pidfile); 164513755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return -1; 164613755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe } 164713755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 1648e46d809110bd4ad2980ca64931b683673444454bJens Axboe pid = fork(); 1649e46d809110bd4ad2980ca64931b683673444454bJens Axboe if (pid < 0) { 165013755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe log_err("fio: failed server fork: %s", strerror(errno)); 1651402668f3e05259bfc135fc097136428feda01006Jens Axboe free(pidfile); 1652c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe return -1; 1653402668f3e05259bfc135fc097136428feda01006Jens Axboe } else if (pid) { 165413755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe int ret = write_pid(pid, pidfile); 165513755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 165613755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe exit(ret); 1657402668f3e05259bfc135fc097136428feda01006Jens Axboe } 1658e46d809110bd4ad2980ca64931b683673444454bJens Axboe 1659e46d809110bd4ad2980ca64931b683673444454bJens Axboe setsid(); 166013755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe openlog("fio", LOG_NDELAY|LOG_NOWAIT|LOG_PID, LOG_USER); 166113755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe log_syslog = 1; 1662e46d809110bd4ad2980ca64931b683673444454bJens Axboe close(STDIN_FILENO); 1663e46d809110bd4ad2980ca64931b683673444454bJens Axboe close(STDOUT_FILENO); 1664e46d809110bd4ad2980ca64931b683673444454bJens Axboe close(STDERR_FILENO); 1665e46d809110bd4ad2980ca64931b683673444454bJens Axboe f_out = NULL; 1666e46d809110bd4ad2980ca64931b683673444454bJens Axboe f_err = NULL; 1667402668f3e05259bfc135fc097136428feda01006Jens Axboe 1668402668f3e05259bfc135fc097136428feda01006Jens Axboe ret = fio_server(); 1669402668f3e05259bfc135fc097136428feda01006Jens Axboe 1670402668f3e05259bfc135fc097136428feda01006Jens Axboe closelog(); 1671402668f3e05259bfc135fc097136428feda01006Jens Axboe unlink(pidfile); 1672402668f3e05259bfc135fc097136428feda01006Jens Axboe free(pidfile); 1673402668f3e05259bfc135fc097136428feda01006Jens Axboe return ret; 1674e46d809110bd4ad2980ca64931b683673444454bJens Axboe} 167587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 1676bebe639808147d587bbe776566d390b9ff98773fJens Axboevoid fio_server_set_arg(const char *arg) 167787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe{ 167887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe fio_server_arg = strdup(arg); 167987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe} 1680