server.c revision 3c3ed070502bbfec387ded2c43d5e4559ca24a63
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> 1450d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe#include <netinet/in.h> 1550d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe#include <arpa/inet.h> 1650d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe#include <netdb.h> 17e46d809110bd4ad2980ca64931b683673444454bJens Axboe#include <syslog.h> 189e22ecb0271038f61e00e448d8839f0c1bf6017eJens Axboe#include <signal.h> 191b42725f06f8906b9b99381da3490484f59df28aJens Axboe#include <zlib.h> 2050d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe 2150d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe#include "fio.h" 22132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe#include "server.h" 23fcee5ff6f30d0f05582a378a310ed1f68491766fJens Axboe#include "crc/crc16.h" 24c7c6cb4cb3114ec4ce3107e15c184e161b50122eJens Axboe#include "lib/ieee754.h" 2589cf1480594858ad4e02499834c04fe48ff0a89dJens Axboe 2689cf1480594858ad4e02499834c04fe48ff0a89dJens Axboe#include "fio_version.h" 2750d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe 285adc2447a8d52322981da4cd364a560bbd9d8351Stephen M. Cameronint fio_net_port = FIO_NET_PORT; 2950d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe 30009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboeint exit_backend = 0; 31009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe 3246c48f1f9b8ce94132c13638e4c83c13e1d392daJens Axboestatic int server_fd = -1; 3387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic char *fio_server_arg; 3487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic char *bind_sock; 3587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic struct sockaddr_in saddr_in; 36811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboestatic struct sockaddr_in6 saddr_in6; 37811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboestatic int use_ipv6; 3837db14feece08eb6e43de87c404180650ed5aa6fJens Axboe 39122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestruct fio_fork_item { 40122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe struct flist_head list; 41122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe int exitval; 42122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe int signal; 43122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe int exited; 44122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe pid_t pid; 45122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe}; 46122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 47122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe/* Created on fork on new connection */ 48122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic FLIST_HEAD(conn_list); 49122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 50122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe/* Created on job fork from connection */ 51122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic FLIST_HEAD(job_list); 52122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 5389c1707cb512e562b55b56c268f7fad612be6f04Jens Axboestatic const char *fio_server_ops[FIO_NET_CMD_NR] = { 5489c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "", 5589c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "QUIT", 5689c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "EXIT", 5789c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "JOB", 5889c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "JOBLINE", 5989c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "TEXT", 6089c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "TS", 6189c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "GS", 6289c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "SEND_ETA", 6389c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "ETA", 6489c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "PROBE", 6589c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe "START", 66d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe "STOP", 67d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe "DISK_UTIL", 68b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe "SERVER_START", 69807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe "ADD_JOB", 70b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe "CMD_RUN" 71c70e63e5a86e524a60662d6538803c5e18ab7a4fJens Axboe "CMD_IOLOG", 7289c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe}; 7389c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 7489c1707cb512e562b55b56c268f7fad612be6f04Jens Axboeconst char *fio_server_op(unsigned int op) 7589c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe{ 7689c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe static char buf[32]; 7789c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 7889c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe if (op < FIO_NET_CMD_NR) 7989c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe return fio_server_ops[op]; 8089c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 8189c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe sprintf(buf, "UNKNOWN/%d", op); 8289c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe return buf; 8389c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe} 8489c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 855235f62680ba4be74d56805eb54c3af4de28e556Jens Axboestatic ssize_t iov_total_len(const struct iovec *iov, int count) 86132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 875235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe ssize_t ret = 0; 88794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe 895235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe while (count--) { 905235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe ret += iov->iov_len; 915235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe iov++; 925235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe } 935235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe 945235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe return ret; 955235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe} 96132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 975235f62680ba4be74d56805eb54c3af4de28e556Jens Axboestatic int fio_sendv_data(int sk, struct iovec *iov, int count) 985235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe{ 995235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe ssize_t total_len = iov_total_len(iov, count); 1005235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe ssize_t ret; 1015235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe 1025235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe do { 1035235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe ret = writev(sk, iov, count); 104132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe if (ret > 0) { 1055235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe total_len -= ret; 1065235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe if (!total_len) 107132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe break; 1085235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe 1095235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe while (ret) { 1105235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe if (ret >= iov->iov_len) { 1115235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe ret -= iov->iov_len; 1125235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe iov++; 1135235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe continue; 1145235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe } 1155235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe iov->iov_base += ret; 1165235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe iov->iov_len -= ret; 1175235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe ret = 0; 1185235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe } 119132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } else if (!ret) 120132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe break; 121132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe else if (errno == EAGAIN || errno == EINTR) 122132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe continue; 1237b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe else 1247b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe break; 125132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } while (!exit_backend); 126132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 1275235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe if (!total_len) 128132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return 0; 129132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 1308b4e61b27203fff2cc68a967ae3f6cacaca71e43Jens Axboe if (errno) 1318b4e61b27203fff2cc68a967ae3f6cacaca71e43Jens Axboe return -errno; 1328b4e61b27203fff2cc68a967ae3f6cacaca71e43Jens Axboe 133132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return 1; 134132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe} 135132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 1365235f62680ba4be74d56805eb54c3af4de28e556Jens Axboeint fio_send_data(int sk, const void *p, unsigned int len) 1375235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe{ 1385235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe struct iovec iov = { .iov_base = (void *) p, .iov_len = len }; 1395235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe 1405235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe assert(len <= sizeof(struct fio_net_cmd) + FIO_SERVER_MAX_FRAGMENT_PDU); 1415235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe 1425235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe return fio_sendv_data(sk, &iov, 1); 1435235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe} 1445235f62680ba4be74d56805eb54c3af4de28e556Jens Axboe 145132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboeint fio_recv_data(int sk, void *p, unsigned int len) 146132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 147132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe do { 148132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe int ret = recv(sk, p, len, MSG_WAITALL); 149132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 150132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe if (ret > 0) { 151132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe len -= ret; 152132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe if (!len) 153132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe break; 154132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe p += ret; 155132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe continue; 156132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } else if (!ret) 157132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe break; 158132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe else if (errno == EAGAIN || errno == EINTR) 159132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe continue; 1607b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe else 1617b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe break; 162132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } while (!exit_backend); 163132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 164132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe if (!len) 165132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return 0; 166132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 167132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return -1; 168132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe} 169132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 170132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboestatic int verify_convert_cmd(struct fio_net_cmd *cmd) 171132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 172fcee5ff6f30d0f05582a378a310ed1f68491766fJens Axboe uint16_t crc; 173132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 174fcee5ff6f30d0f05582a378a310ed1f68491766fJens Axboe cmd->cmd_crc16 = le16_to_cpu(cmd->cmd_crc16); 175fcee5ff6f30d0f05582a378a310ed1f68491766fJens Axboe cmd->pdu_crc16 = le16_to_cpu(cmd->pdu_crc16); 176132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 17725dfa848abbb6c35b4d45fabd5a8e82cb77fb285Jens Axboe crc = fio_crc16(cmd, FIO_NET_CMD_CRC_SZ); 178fcee5ff6f30d0f05582a378a310ed1f68491766fJens Axboe if (crc != cmd->cmd_crc16) { 179132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe log_err("fio: server bad crc on command (got %x, wanted %x)\n", 180fcee5ff6f30d0f05582a378a310ed1f68491766fJens Axboe cmd->cmd_crc16, crc); 181132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return 1; 182132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } 183132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 184132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe cmd->version = le16_to_cpu(cmd->version); 185132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe cmd->opcode = le16_to_cpu(cmd->opcode); 186132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe cmd->flags = le32_to_cpu(cmd->flags); 187af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe cmd->tag = le64_to_cpu(cmd->tag); 188132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe cmd->pdu_len = le32_to_cpu(cmd->pdu_len); 189132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 190132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe switch (cmd->version) { 191fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe case FIO_SERVER_VER: 192132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe break; 193132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe default: 194132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe log_err("fio: bad server cmd version %d\n", cmd->version); 195132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return 1; 196132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } 197132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 198b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe if (cmd->pdu_len > FIO_SERVER_MAX_FRAGMENT_PDU) { 199132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe log_err("fio: command payload too large: %u\n", cmd->pdu_len); 200132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return 1; 201132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } 202132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 203132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return 0; 204132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe} 205132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 206a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe/* 207a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe * Read (and defragment, if necessary) incoming commands 208a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe */ 209e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboestruct fio_net_cmd *fio_net_recv_cmd(int sk) 210132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 211a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe struct fio_net_cmd cmd, *cmdret = NULL; 212a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe size_t cmd_size = 0, pdu_offset = 0; 213fcee5ff6f30d0f05582a378a310ed1f68491766fJens Axboe uint16_t crc; 214a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe int ret, first = 1; 215a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe void *pdu = NULL; 216132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 217a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe do { 218a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe ret = fio_recv_data(sk, &cmd, sizeof(cmd)); 219a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe if (ret) 220a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe break; 221132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 222a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe /* We have a command, verify it and swap if need be */ 223a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe ret = verify_convert_cmd(&cmd); 224a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe if (ret) 225a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe break; 226132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 2270b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe if (first) { 2280b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe /* if this is text, add room for \0 at the end */ 2290b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe cmd_size = sizeof(cmd) + cmd.pdu_len + 1; 2300b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe assert(!cmdret); 2310b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe } else 232a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe cmd_size += cmd.pdu_len; 233132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 234a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe cmdret = realloc(cmdret, cmd_size); 235132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 236a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe if (first) 237a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe memcpy(cmdret, &cmd, sizeof(cmd)); 23867f15dcf689815ec4fbe2cbb01f141ffc7b34c74Jens Axboe else if (cmdret->opcode != cmd.opcode) { 23967f15dcf689815ec4fbe2cbb01f141ffc7b34c74Jens Axboe log_err("fio: fragment opcode mismatch (%d != %d)\n", 24067f15dcf689815ec4fbe2cbb01f141ffc7b34c74Jens Axboe cmdret->opcode, cmd.opcode); 24167f15dcf689815ec4fbe2cbb01f141ffc7b34c74Jens Axboe ret = 1; 24267f15dcf689815ec4fbe2cbb01f141ffc7b34c74Jens Axboe break; 24367f15dcf689815ec4fbe2cbb01f141ffc7b34c74Jens Axboe } 244a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 245a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe if (!cmd.pdu_len) 246a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe break; 247a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 248a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe /* There's payload, get it */ 249a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe pdu = (void *) cmdret->payload + pdu_offset; 250a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe ret = fio_recv_data(sk, pdu, cmd.pdu_len); 251a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe if (ret) 252a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe break; 253a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 254a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe /* Verify payload crc */ 25525dfa848abbb6c35b4d45fabd5a8e82cb77fb285Jens Axboe crc = fio_crc16(pdu, cmd.pdu_len); 256a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe if (crc != cmd.pdu_crc16) { 257a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe log_err("fio: server bad crc on payload "); 258a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe log_err("(got %x, wanted %x)\n", cmd.pdu_crc16, crc); 259a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe ret = 1; 260a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe break; 261a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } 262a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 263a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe pdu_offset += cmd.pdu_len; 264817f06bbc52aea4011ab975d8fa3e3f1065c6065Jens Axboe if (!first) 265817f06bbc52aea4011ab975d8fa3e3f1065c6065Jens Axboe cmdret->pdu_len += cmd.pdu_len; 266a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe first = 0; 267a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } while (cmd.flags & FIO_NET_CMD_F_MORE); 268132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 269a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe if (ret) { 270a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe free(cmdret); 271a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe cmdret = NULL; 2720b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe } else if (cmdret) { 2730b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe /* zero-terminate text input */ 274084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe if (cmdret->pdu_len) { 275084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe if (cmdret->opcode == FIO_NET_CMD_TEXT) { 276084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe struct cmd_text_pdu *pdu = (struct cmd_text_pdu *) cmdret->payload; 277084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe char *buf = (char *) pdu->buf; 2780b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe 2793c3ed070502bbfec387ded2c43d5e4559ca24a63Jens Axboe buf[pdu->buf_len] = '\0'; 280084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe } else if (cmdret->opcode == FIO_NET_CMD_JOB) { 28146bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe struct cmd_job_pdu *pdu = (struct cmd_job_pdu *) cmdret->payload; 28246bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe char *buf = (char *) pdu->buf; 28346bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe int len = le32_to_cpu(pdu->buf_len); 284084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe 28546bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe buf[len] = '\0'; 286084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe } 2870b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe } 288084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe 2890b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe /* frag flag is internal */ 290a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe cmdret->flags &= ~FIO_NET_CMD_F_MORE; 2910b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe } 292a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 293a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe return cmdret; 294132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe} 295132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 29653bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboevoid fio_net_cmd_crc_pdu(struct fio_net_cmd *cmd, const void *pdu) 297132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 298132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe uint32_t pdu_len; 299132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 30025dfa848abbb6c35b4d45fabd5a8e82cb77fb285Jens Axboe cmd->cmd_crc16 = __cpu_to_le16(fio_crc16(cmd, FIO_NET_CMD_CRC_SZ)); 301132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 302132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe pdu_len = le32_to_cpu(cmd->pdu_len); 3031b42725f06f8906b9b99381da3490484f59df28aJens Axboe cmd->pdu_crc16 = __cpu_to_le16(fio_crc16(pdu, pdu_len)); 3041b42725f06f8906b9b99381da3490484f59df28aJens Axboe} 3051b42725f06f8906b9b99381da3490484f59df28aJens Axboe 3061b42725f06f8906b9b99381da3490484f59df28aJens Axboevoid fio_net_cmd_crc(struct fio_net_cmd *cmd) 3071b42725f06f8906b9b99381da3490484f59df28aJens Axboe{ 3081b42725f06f8906b9b99381da3490484f59df28aJens Axboe fio_net_cmd_crc_pdu(cmd, cmd->payload); 309132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe} 310132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 311af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboeint fio_net_send_cmd(int fd, uint16_t opcode, const void *buf, off_t size, 312af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe uint64_t tag) 313794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe{ 3147f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe struct fio_net_cmd *cmd = NULL; 3157f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe size_t this_len, cur_len = 0; 316794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe int ret; 317794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe 318794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe do { 319794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe this_len = size; 320b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe if (this_len > FIO_SERVER_MAX_FRAGMENT_PDU) 321b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe this_len = FIO_SERVER_MAX_FRAGMENT_PDU; 322794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe 3237f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe if (!cmd || cur_len < sizeof(*cmd) + this_len) { 3247f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe if (cmd) 3257f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe free(cmd); 3267f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe 3277f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe cur_len = sizeof(*cmd) + this_len; 3287f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe cmd = malloc(cur_len); 3297f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe } 330794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe 331af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe fio_init_net_cmd(cmd, opcode, buf, this_len, tag); 332794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe 333794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe if (this_len < size) 334ddcc0b69aa4ed04c8681f447a1a6274bb8837a14Jens Axboe cmd->flags = __cpu_to_le32(FIO_NET_CMD_F_MORE); 335794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe 336794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe fio_net_cmd_crc(cmd); 337794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe 338794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe ret = fio_send_data(fd, cmd, sizeof(*cmd) + this_len); 339794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe size -= this_len; 340794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe buf += this_len; 341794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe } while (!ret && size); 342794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe 3437f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe if (cmd) 3447f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe free(cmd); 3457f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe 346794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe return ret; 347794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe} 348794d69ca97738736844ee6a6da37f1ef686578cbJens Axboe 34989c1707cb512e562b55b56c268f7fad612be6f04Jens Axboestatic int fio_net_send_simple_stack_cmd(int sk, uint16_t opcode, uint64_t tag) 350132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 351178cde9ff403da53428c5962b8600e47b4580d80Jens Axboe struct fio_net_cmd cmd; 352132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 353af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe fio_init_net_cmd(&cmd, opcode, NULL, 0, tag); 354132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe fio_net_cmd_crc(&cmd); 355132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 356132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return fio_send_data(sk, &cmd, sizeof(cmd)); 357132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe} 358132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 35989c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe/* 36089c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe * If 'list' is non-NULL, then allocate and store the sent command for 36189c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe * later verification. 36289c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe */ 36389c1707cb512e562b55b56c268f7fad612be6f04Jens Axboeint fio_net_send_simple_cmd(int sk, uint16_t opcode, uint64_t tag, 36489c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe struct flist_head *list) 36589c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe{ 36689c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe struct fio_net_int_cmd *cmd; 36789c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe int ret; 36889c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 36989c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe if (!list) 37089c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe return fio_net_send_simple_stack_cmd(sk, opcode, tag); 37189c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 37289c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe cmd = malloc(sizeof(*cmd)); 37389c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 374df380934e53c645b4b7cdec882b512b4d20ebc14Jens Axboe fio_init_net_cmd(&cmd->cmd, opcode, NULL, 0, (uintptr_t) cmd); 37589c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe fio_net_cmd_crc(&cmd->cmd); 37689c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 37789c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe INIT_FLIST_HEAD(&cmd->list); 37889c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe gettimeofday(&cmd->tv, NULL); 37989c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe cmd->saved_tag = tag; 38089c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 38189c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe ret = fio_send_data(sk, &cmd->cmd, sizeof(cmd->cmd)); 38289c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe if (ret) { 38389c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe free(cmd); 38489c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe return ret; 38589c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe } 38689c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 38789c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe flist_add_tail(&cmd->list, list); 38889c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe return 0; 38989c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe} 39089c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 391122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboeint fio_net_send_quit(int sk) 392437377e14010f4443bd0fd1b40c4e75885520d7dJens Axboe{ 39346c48f1f9b8ce94132c13638e4c83c13e1d392daJens Axboe dprint(FD_NET, "server: sending quit\n"); 394122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 3958c95307bd5f72720460ee4a46519b9a1b474e7cdJens Axboe return fio_net_send_simple_cmd(sk, FIO_NET_CMD_QUIT, 0, NULL); 396437377e14010f4443bd0fd1b40c4e75885520d7dJens Axboe} 397437377e14010f4443bd0fd1b40c4e75885520d7dJens Axboe 398122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboeint fio_net_send_stop(int sk, int error, int signal) 399132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 40011e950bd785d9f03b7d35a8ee4b4704256217504Jens Axboe struct cmd_end_pdu epdu; 401122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 402122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe dprint(FD_NET, "server: sending stop (%d, %d)\n", error, signal); 403122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 404122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe epdu.error = __cpu_to_le32(error); 405122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe epdu.signal = __cpu_to_le32(signal); 4068c95307bd5f72720460ee4a46519b9a1b474e7cdJens Axboe return fio_net_send_cmd(sk, FIO_NET_CMD_STOP, &epdu, sizeof(epdu), 0); 407122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 408122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 409122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic void fio_server_add_fork_item(pid_t pid, struct flist_head *list) 410122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 411122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe struct fio_fork_item *ffi; 412122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 413122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi = malloc(sizeof(*ffi)); 414122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->exitval = 0; 415122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->signal = 0; 416122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->exited = 0; 417122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->pid = pid; 418122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe flist_add_tail(&ffi->list, list); 419122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 420122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 421122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic void fio_server_add_conn_pid(pid_t pid) 422122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 423122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe dprint(FD_NET, "server: forked off connection job (pid=%u)\n", pid); 424122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_server_add_fork_item(pid, &conn_list); 425122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 426122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 427122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic void fio_server_add_job_pid(pid_t pid) 428122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 429122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe dprint(FD_NET, "server: forked off job job (pid=%u)\n", pid); 430122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_server_add_fork_item(pid, &job_list); 431122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 432122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 433122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic void fio_server_check_fork_item(struct fio_fork_item *ffi) 434122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 435122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe int ret, status; 436122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 437122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ret = waitpid(ffi->pid, &status, WNOHANG); 438122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (ret < 0) { 439122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (errno == ECHILD) { 440122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe log_err("fio: connection pid %u disappeared\n", ffi->pid); 441122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->exited = 1; 442122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } else 443122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe log_err("fio: waitpid: %s\n", strerror(errno)); 444122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } else if (ret == ffi->pid) { 445122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (WIFSIGNALED(status)) { 446122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->signal = WTERMSIG(status); 447122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->exited = 1; 448122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 449122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (WIFEXITED(status)) { 450122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (WEXITSTATUS(status)) 451122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->exitval = WEXITSTATUS(status); 452122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->exited = 1; 453122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 454122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 455122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 456122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 457122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic void fio_server_fork_item_done(struct fio_fork_item *ffi) 458122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 459122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe dprint(FD_NET, "pid %u exited, sig=%u, exitval=%d\n", ffi->pid, ffi->signal, ffi->exitval); 460122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 461122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe /* 462122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe * Fold STOP and QUIT... 463122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe */ 464122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_net_send_stop(server_fd, ffi->exitval, ffi->signal); 465122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_net_send_quit(server_fd); 466122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe flist_del(&ffi->list); 467122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe free(ffi); 468122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 469122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 470541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboestatic void fio_server_check_fork_items(struct flist_head *list) 471122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 472122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe struct flist_head *entry, *tmp; 473122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe struct fio_fork_item *ffi; 474122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 475122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe flist_for_each_safe(entry, tmp, list) { 476122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi = flist_entry(entry, struct fio_fork_item, list); 477122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 478122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_server_check_fork_item(ffi); 479122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 480122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (ffi->exited) 481122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_server_fork_item_done(ffi); 482122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 483122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 484122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 485122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic void fio_server_check_jobs(void) 486122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 487541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe fio_server_check_fork_items(&job_list); 488122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 489122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 490122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic void fio_server_check_conns(void) 491122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 492541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe fio_server_check_fork_items(&conn_list); 493122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 494122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 495122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic int handle_run_cmd(struct fio_net_cmd *cmd) 496122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 497122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe pid_t pid; 498a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe int ret; 499132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 500122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe set_genesis_time(); 50111e950bd785d9f03b7d35a8ee4b4704256217504Jens Axboe 502122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe pid = fork(); 503122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (pid) { 504122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_server_add_job_pid(pid); 505122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe return 0; 506122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 50711e950bd785d9f03b7d35a8ee4b4704256217504Jens Axboe 508122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ret = fio_backend(); 509122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe _exit(ret); 51081179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe} 51181179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 512b9d2f30a214ebd274340f888739be250838d63c2Jens Axboestatic int handle_job_cmd(struct fio_net_cmd *cmd) 513b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe{ 51446bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe struct cmd_job_pdu *pdu = (struct cmd_job_pdu *) cmd->payload; 51546bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe void *buf = pdu->buf; 516b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe struct cmd_start_pdu spdu; 517b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe 51846bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe pdu->buf_len = le32_to_cpu(pdu->buf_len); 51946bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe pdu->client_type = le32_to_cpu(pdu->client_type); 52046bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe 52146bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe if (parse_jobs_ini(buf, 1, 0, pdu->client_type)) { 522122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_net_send_quit(server_fd); 523b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe return -1; 524b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe } 525b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe 526b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe spdu.jobs = cpu_to_le32(thread_number); 527b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_START, &spdu, sizeof(spdu), 0); 528b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe return 0; 529b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe} 530b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe 53181179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboestatic int handle_jobline_cmd(struct fio_net_cmd *cmd) 53281179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe{ 533fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe void *pdu = cmd->payload; 534fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe struct cmd_single_line_pdu *cslp; 535fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe struct cmd_line_pdu *clp; 536fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe unsigned long offset; 537b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe struct cmd_start_pdu spdu; 538fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe char **argv; 539b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe int i; 54081179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 541fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe clp = pdu; 542fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe clp->lines = le16_to_cpu(clp->lines); 54346bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe clp->client_type = le16_to_cpu(clp->client_type); 544fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe argv = malloc(clp->lines * sizeof(char *)); 545fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe offset = sizeof(*clp); 54681179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 547fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe dprint(FD_NET, "server: %d command line args\n", clp->lines); 54839e8e01691c9d5765795417ee49a40d5ae08cb8bJens Axboe 549fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe for (i = 0; i < clp->lines; i++) { 550fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe cslp = pdu + offset; 551fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe argv[i] = (char *) cslp->text; 552fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe 553fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe offset += sizeof(*cslp) + le16_to_cpu(cslp->len); 55439e8e01691c9d5765795417ee49a40d5ae08cb8bJens Axboe dprint(FD_NET, "server: %d: %s\n", i, argv[i]); 55539e8e01691c9d5765795417ee49a40d5ae08cb8bJens Axboe } 55681179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 55746bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe if (parse_cmd_line(clp->lines, argv, clp->client_type)) { 558122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_net_send_quit(server_fd); 559fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe free(argv); 56081179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return -1; 561e6d1c6687bf7dcd738657bcac70982c1e790329eJens Axboe } 56281179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 563fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe free(argv); 564fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe 565b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe spdu.jobs = cpu_to_le32(thread_number); 566b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_START, &spdu, sizeof(spdu), 0); 567b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe return 0; 568132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe} 569132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 570c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboestatic int handle_probe_cmd(struct fio_net_cmd *cmd) 571c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe{ 572c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe struct cmd_probe_pdu probe; 573c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe 57489c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe dprint(FD_NET, "server: sending probe reply\n"); 57589c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 576c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe memset(&probe, 0, sizeof(probe)); 577c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe gethostname((char *) probe.hostname, sizeof(probe.hostname)); 5786eb2479194603184f393057ea10326643edc7169Jens Axboe#ifdef FIO_BIG_ENDIAN 5796eb2479194603184f393057ea10326643edc7169Jens Axboe probe.bigendian = 1; 5806eb2479194603184f393057ea10326643edc7169Jens Axboe#endif 58181179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe probe.fio_major = FIO_MAJOR; 58281179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe probe.fio_minor = FIO_MINOR; 58381179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe probe.fio_patch = FIO_PATCH; 584c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe 585cca84643cc10cd72b0b453ff92ccb8643ba51493Jens Axboe probe.os = FIO_OS; 586cca84643cc10cd72b0b453ff92ccb8643ba51493Jens Axboe probe.arch = FIO_ARCH; 587cca84643cc10cd72b0b453ff92ccb8643ba51493Jens Axboe 58838fdef226f1a1fa053ab53005abbc184143bff65Jens Axboe probe.bpp = sizeof(void *); 58938fdef226f1a1fa053ab53005abbc184143bff65Jens Axboe 59089c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe return fio_net_send_cmd(server_fd, FIO_NET_CMD_PROBE, &probe, sizeof(probe), cmd->tag); 591af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe} 592af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 593af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboestatic int handle_send_eta_cmd(struct fio_net_cmd *cmd) 594af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe{ 595af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe struct jobs_eta *je; 596af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe size_t size; 597af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe int i; 598af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 599b814fb2694fe178b5cb94e046b9d31944e752f4aJens Axboe if (!thread_number) 600b814fb2694fe178b5cb94e046b9d31944e752f4aJens Axboe return 0; 601b814fb2694fe178b5cb94e046b9d31944e752f4aJens Axboe 602b814fb2694fe178b5cb94e046b9d31944e752f4aJens Axboe size = sizeof(*je) + thread_number * sizeof(char) + 1; 6037f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe je = malloc(size); 6047f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe memset(je, 0, size); 605af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 606af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe if (!calc_thread_status(je, 1)) { 607af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe free(je); 608af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe return 0; 609af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe } 610af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 611af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe dprint(FD_NET, "server sending status\n"); 612af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 613af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe je->nr_running = cpu_to_le32(je->nr_running); 614af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe je->nr_ramp = cpu_to_le32(je->nr_ramp); 615af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe je->nr_pending = cpu_to_le32(je->nr_pending); 616af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe je->files_open = cpu_to_le32(je->files_open); 617af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 618af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe for (i = 0; i < 2; i++) { 6193e47bd250cac5fb81a5c0ad578dfbe90c6ddf6deJens Axboe je->m_rate[i] = cpu_to_le32(je->m_rate[i]); 6203e47bd250cac5fb81a5c0ad578dfbe90c6ddf6deJens Axboe je->t_rate[i] = cpu_to_le32(je->t_rate[i]); 6213e47bd250cac5fb81a5c0ad578dfbe90c6ddf6deJens Axboe je->m_iops[i] = cpu_to_le32(je->m_iops[i]); 6223e47bd250cac5fb81a5c0ad578dfbe90c6ddf6deJens Axboe je->t_iops[i] = cpu_to_le32(je->t_iops[i]); 623af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe je->rate[i] = cpu_to_le32(je->rate[i]); 624af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe je->iops[i] = cpu_to_le32(je->iops[i]); 625af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe } 626af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 627c1970b907ff0cb819de5607bc120d8acb527eb98Jens Axboe je->elapsed_sec = cpu_to_le64(je->elapsed_sec); 628af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe je->eta_sec = cpu_to_le64(je->eta_sec); 6298c621fb2aa4b99c8a8b6b62435d713ab39b52c62Jens Axboe je->nr_threads = cpu_to_le32(je->nr_threads); 630af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 6317f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_ETA, je, size, cmd->tag); 632af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe free(je); 633af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe return 0; 634c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe} 635c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe 636132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboestatic int handle_command(struct fio_net_cmd *cmd) 637132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 638132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe int ret; 639132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 64089c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe dprint(FD_NET, "server: got op [%s], pdu=%u, tag=%lx\n", 64189c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe fio_server_op(cmd->opcode), cmd->pdu_len, cmd->tag); 64246c48f1f9b8ce94132c13638e4c83c13e1d392daJens Axboe 643132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe switch (cmd->opcode) { 644132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe case FIO_NET_CMD_QUIT: 645cc0df00ad5076d4adbc439899f24d9b0db26075dJens Axboe fio_terminate_threads(TERMINATE_ALL); 646c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe return -1; 647d7959186aa6f8ca6ee5bdcd773d77280fc806617Jens Axboe case FIO_NET_CMD_EXIT: 648132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe exit_backend = 1; 649c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe return -1; 650132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe case FIO_NET_CMD_JOB: 6510b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe ret = handle_job_cmd(cmd); 652132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe break; 65381179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe case FIO_NET_CMD_JOBLINE: 65481179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe ret = handle_jobline_cmd(cmd); 65581179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe break; 656c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe case FIO_NET_CMD_PROBE: 657c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe ret = handle_probe_cmd(cmd); 658c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe break; 659af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe case FIO_NET_CMD_SEND_ETA: 660af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe ret = handle_send_eta_cmd(cmd); 661af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe break; 662b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe case FIO_NET_CMD_RUN: 663b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe ret = handle_run_cmd(cmd); 664b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe break; 665132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe default: 6663c3ed070502bbfec387ded2c43d5e4559ca24a63Jens Axboe log_err("fio: unknown opcode: %s\n", fio_server_op(cmd->opcode)); 667132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe ret = 1; 668132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } 669132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 670132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return ret; 671132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe} 672132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 673122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic int handle_connection(int sk) 674132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 675132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe struct fio_net_cmd *cmd = NULL; 676132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe int ret = 0; 677132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 678122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe reset_fio_state(); 679122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe INIT_FLIST_HEAD(&job_list); 680122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe server_fd = sk; 681122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 682132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe /* read forever */ 683132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe while (!exit_backend) { 684e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe struct pollfd pfd = { 685e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe .fd = sk, 686e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe .events = POLLIN, 687e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe }; 688e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe 689e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe ret = 0; 690e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe do { 691541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe int timeout = 1000; 692541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe 693541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe if (!flist_empty(&job_list)) 694541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe timeout = 100; 6953c3ed070502bbfec387ded2c43d5e4559ca24a63Jens Axboe 696541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe ret = poll(&pfd, 1, timeout); 697e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe if (ret < 0) { 698e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe if (errno == EINTR) 699e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe break; 700e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe log_err("fio: poll: %s\n", strerror(errno)); 701e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe break; 70219c65179fad3e0a32a450401ba7d312169627fddJens Axboe } else if (!ret) { 703122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_server_check_jobs(); 704e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe continue; 70519c65179fad3e0a32a450401ba7d312169627fddJens Axboe } 706e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe 707e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe if (pfd.revents & POLLIN) 708e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe break; 709e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe if (pfd.revents & (POLLERR|POLLHUP)) { 710e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe ret = 1; 711e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe break; 712e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe } 71319c65179fad3e0a32a450401ba7d312169627fddJens Axboe } while (!exit_backend); 714e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe 715122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_server_check_jobs(); 716122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 717e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe if (ret < 0) 718e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe break; 719e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe 720e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe cmd = fio_net_recv_cmd(sk); 721132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe if (!cmd) { 722c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe ret = -1; 723132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe break; 724132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } 725132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 726132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe ret = handle_command(cmd); 727132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe if (ret) 728132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe break; 729132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 730132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe free(cmd); 731c77a99e74e88a8ea1a8c0904aef3f7c81e07273fJens Axboe cmd = NULL; 732132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } 733132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 734132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe if (cmd) 735132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe free(cmd); 736132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 737122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe close(sk); 738122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe _exit(ret); 739cc0df00ad5076d4adbc439899f24d9b0db26075dJens Axboe} 740cc0df00ad5076d4adbc439899f24d9b0db26075dJens Axboe 74150d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboestatic int accept_loop(int listen_sk) 74250d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe{ 743bb447a27c8cbab03a54fa6ceec1a244aabec57d2Jens Axboe struct sockaddr_in addr; 7445ba13ea6968cf2773f10d34376afe28ef81aeee5Jens Axboe fio_socklen_t len = sizeof(addr); 745009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe struct pollfd pfd; 746122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe int ret = 0, sk, flags, exitval = 0; 74750d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe 74860efd14e3b5b5a2adb9f7c9ecfb9bfba38f76ce9Jens Axboe dprint(FD_NET, "server enter accept loop\n"); 74960efd14e3b5b5a2adb9f7c9ecfb9bfba38f76ce9Jens Axboe 750009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe flags = fcntl(listen_sk, F_GETFL); 751009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe flags |= O_NONBLOCK; 752009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe fcntl(listen_sk, F_SETFL, flags); 753009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe 754122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe while (!exit_backend) { 755122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe pid_t pid; 756009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe 757122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe pfd.fd = listen_sk; 758122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe pfd.events = POLLIN; 759122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe do { 760541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe int timeout = 1000; 761541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe 762541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe if (!flist_empty(&conn_list)) 763541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe timeout = 100; 764541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe 765541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe ret = poll(&pfd, 1, timeout); 766122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (ret < 0) { 767122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (errno == EINTR) 768122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe break; 769122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe log_err("fio: poll: %s\n", strerror(errno)); 770122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe break; 771122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } else if (!ret) { 772122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_server_check_conns(); 773122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe continue; 774122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 775009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe 776122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (pfd.revents & POLLIN) 777122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe break; 778122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } while (!exit_backend); 77950d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe 780122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_server_check_conns(); 78146c48f1f9b8ce94132c13638e4c83c13e1d392daJens Axboe 782122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (exit_backend || ret < 0) 783122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe break; 784122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 785122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe sk = accept(listen_sk, (struct sockaddr *) &addr, &len); 786122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (sk < 0) { 787122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe log_err("fio: accept: %s\n", strerror(errno)); 788122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe return -1; 789122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 79037db14feece08eb6e43de87c404180650ed5aa6fJens Axboe 791122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe dprint(FD_NET, "server: connect from %s\n", inet_ntoa(addr.sin_addr)); 79250d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe 793122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe pid = fork(); 794122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (pid) { 795122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe close(sk); 796122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_server_add_conn_pid(pid); 797122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe continue; 798122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 7995c341e9a5734742ae1137388345d4f47efdd4f05Jens Axboe 800122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe /* exits */ 801122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe handle_connection(sk); 802122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 8035c341e9a5734742ae1137388345d4f47efdd4f05Jens Axboe 804132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return exitval; 80550d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe} 80650d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe 807084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboeint fio_server_text_output(int level, const char *buf, size_t len) 80837db14feece08eb6e43de87c404180650ed5aa6fJens Axboe{ 809084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe struct cmd_text_pdu *pdu; 810084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe unsigned int tlen; 811084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe struct timeval tv; 812084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe 813084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe if (server_fd == -1) 814084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe return log_local_buf(buf, len); 815084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe 816084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe tlen = sizeof(*pdu) + len; 817084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe pdu = malloc(tlen); 818084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe 819084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe pdu->level = __cpu_to_le32(level); 820084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe pdu->buf_len = __cpu_to_le32(len); 821084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe 822084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe gettimeofday(&tv, NULL); 823084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe pdu->log_sec = __cpu_to_le64(tv.tv_sec); 824084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe pdu->log_usec = __cpu_to_le64(tv.tv_usec); 825337d75a81c40aef6d693fc0d18e78b0c2444a1beJens Axboe 826084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe memcpy(pdu->buf, buf, len); 827084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe 828084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_TEXT, pdu, tlen, 0); 829084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe free(pdu); 830084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe return len; 831142575e6579462656a6d0f7c50ec8c35b8a08802Jens Axboe} 832142575e6579462656a6d0f7c50ec8c35b8a08802Jens Axboe 833a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboestatic void convert_io_stat(struct io_stat *dst, struct io_stat *src) 834a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe{ 835a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->max_val = cpu_to_le64(src->max_val); 836a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->min_val = cpu_to_le64(src->min_val); 837a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->samples = cpu_to_le64(src->samples); 838802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe 839802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe /* 840802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe * Encode to IEEE 754 for network transfer 841802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe */ 842802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe dst->mean.u.i = __cpu_to_le64(fio_double_to_uint64(src->mean.u.f)); 843802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe dst->S.u.i = __cpu_to_le64(fio_double_to_uint64(src->S.u.f)); 844a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe} 845a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 846a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboestatic void convert_gs(struct group_run_stats *dst, struct group_run_stats *src) 847a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe{ 848a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe int i; 849a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 850a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe for (i = 0; i < 2; i++) { 851a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->max_run[i] = cpu_to_le64(src->max_run[i]); 852a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->min_run[i] = cpu_to_le64(src->min_run[i]); 853a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->max_bw[i] = cpu_to_le64(src->max_bw[i]); 854a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->min_bw[i] = cpu_to_le64(src->min_bw[i]); 855a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->io_kb[i] = cpu_to_le64(src->io_kb[i]); 856a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->agg[i] = cpu_to_le64(src->agg[i]); 857a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } 858a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 859a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->kb_base = cpu_to_le32(src->kb_base); 860a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->groupid = cpu_to_le32(src->groupid); 861a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe} 862a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 863a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe/* 864a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe * Send a CMD_TS, which packs struct thread_stat and group_run_stats 865a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe * into a single payload. 866a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe */ 867a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboevoid fio_server_send_ts(struct thread_stat *ts, struct group_run_stats *rs) 868a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe{ 869a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe struct cmd_ts_pdu p; 870a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe int i, j; 871a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 87260efd14e3b5b5a2adb9f7c9ecfb9bfba38f76ce9Jens Axboe dprint(FD_NET, "server sending end stats\n"); 87360efd14e3b5b5a2adb9f7c9ecfb9bfba38f76ce9Jens Axboe 874317b3c8b1bd5cdb1f2bd02c94d536fa853321bc6Jens Axboe memset(&p, 0, sizeof(p)); 875317b3c8b1bd5cdb1f2bd02c94d536fa853321bc6Jens Axboe 876a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe strcpy(p.ts.name, ts->name); 877a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe strcpy(p.ts.verror, ts->verror); 878a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe strcpy(p.ts.description, ts->description); 879a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 8802f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe p.ts.error = cpu_to_le32(ts->error); 8812f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe p.ts.thread_number = cpu_to_le32(ts->thread_number); 8822f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe p.ts.groupid = cpu_to_le32(ts->groupid); 8832f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe p.ts.pid = cpu_to_le32(ts->pid); 8842f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe p.ts.members = cpu_to_le32(ts->members); 885a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 886a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe for (i = 0; i < 2; i++) { 887a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe convert_io_stat(&p.ts.clat_stat[i], &ts->clat_stat[i]); 888a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe convert_io_stat(&p.ts.slat_stat[i], &ts->slat_stat[i]); 889a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe convert_io_stat(&p.ts.lat_stat[i], &ts->lat_stat[i]); 890a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe convert_io_stat(&p.ts.bw_stat[i], &ts->bw_stat[i]); 891a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } 892a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 893a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.usr_time = cpu_to_le64(ts->usr_time); 894a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.sys_time = cpu_to_le64(ts->sys_time); 895a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.ctx = cpu_to_le64(ts->ctx); 896a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.minf = cpu_to_le64(ts->minf); 897a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.majf = cpu_to_le64(ts->majf); 898a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.clat_percentiles = cpu_to_le64(ts->clat_percentiles); 899802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe 900802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { 901cfc03e4639fc29bf879f565300fe0238dd8b5ba9Jens Axboe fio_fp64_t *src = &ts->percentile_list[i]; 902cfc03e4639fc29bf879f565300fe0238dd8b5ba9Jens Axboe fio_fp64_t *dst = &p.ts.percentile_list[i]; 903802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe 904cfc03e4639fc29bf879f565300fe0238dd8b5ba9Jens Axboe dst->u.i = __cpu_to_le64(fio_double_to_uint64(src->u.f)); 905802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe } 906a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 907a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe for (i = 0; i < FIO_IO_U_MAP_NR; i++) { 908a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_u_map[i] = cpu_to_le32(ts->io_u_map[i]); 909a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_u_submit[i] = cpu_to_le32(ts->io_u_submit[i]); 910a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_u_complete[i] = cpu_to_le32(ts->io_u_complete[i]); 911a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } 912a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 913a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) { 914a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_u_lat_u[i] = cpu_to_le32(ts->io_u_lat_u[i]); 915a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_u_lat_m[i] = cpu_to_le32(ts->io_u_lat_m[i]); 916a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } 917a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 918a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe for (i = 0; i < 2; i++) 919a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe for (j = 0; j < FIO_IO_U_PLAT_NR; j++) 920a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_u_plat[i][j] = cpu_to_le32(ts->io_u_plat[i][j]); 921a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 922a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe for (i = 0; i < 3; i++) { 923a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.total_io_u[i] = cpu_to_le64(ts->total_io_u[i]); 92493eee04aef9ed39070ce2e69bd1f661a95b1d50aJens Axboe p.ts.short_io_u[i] = cpu_to_le64(ts->short_io_u[i]); 925a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } 926a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 92793eee04aef9ed39070ce2e69bd1f661a95b1d50aJens Axboe p.ts.total_submit = cpu_to_le64(ts->total_submit); 928a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.total_complete = cpu_to_le64(ts->total_complete); 929a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 930a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe for (i = 0; i < 2; i++) { 931a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_bytes[i] = cpu_to_le64(ts->io_bytes[i]); 932a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.runtime[i] = cpu_to_le64(ts->runtime[i]); 933a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } 934a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 935a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.total_run_time = cpu_to_le64(ts->total_run_time); 936a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.continue_on_error = cpu_to_le16(ts->continue_on_error); 937a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.total_err_count = cpu_to_le64(ts->total_err_count); 938ddcc0b69aa4ed04c8681f447a1a6274bb8837a14Jens Axboe p.ts.first_error = cpu_to_le32(ts->first_error); 939ddcc0b69aa4ed04c8681f447a1a6274bb8837a14Jens Axboe p.ts.kb_base = cpu_to_le32(ts->kb_base); 940a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 941a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe convert_gs(&p.rs, rs); 942a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 943af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_TS, &p, sizeof(p), 0); 944a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe} 945a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 946a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboevoid fio_server_send_gs(struct group_run_stats *rs) 947a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe{ 948a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe struct group_run_stats gs; 949a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 95060efd14e3b5b5a2adb9f7c9ecfb9bfba38f76ce9Jens Axboe dprint(FD_NET, "server sending group run stats\n"); 95160efd14e3b5b5a2adb9f7c9ecfb9bfba38f76ce9Jens Axboe 952a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe convert_gs(&gs, rs); 953af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_GS, &gs, sizeof(gs), 0); 954cf451d1ede3bbbd2fed3619eb43def054d5b5a5aJens Axboe} 955cf451d1ede3bbbd2fed3619eb43def054d5b5a5aJens Axboe 956d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboestatic void convert_agg(struct disk_util_agg *dst, struct disk_util_agg *src) 957d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe{ 958d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe int i; 959d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 960d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe for (i = 0; i < 2; i++) { 961d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->ios[i] = cpu_to_le32(src->ios[i]); 962d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->merges[i] = cpu_to_le32(src->merges[i]); 963d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->sectors[i] = cpu_to_le64(src->sectors[i]); 964d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->ticks[i] = cpu_to_le32(src->ticks[i]); 965d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe } 966d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 967d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->io_ticks = cpu_to_le32(src->io_ticks); 968d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->time_in_queue = cpu_to_le32(src->time_in_queue); 969d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->slavecount = cpu_to_le32(src->slavecount); 970d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->max_util.u.i = __cpu_to_le64(fio_double_to_uint64(src->max_util.u.f)); 971d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe} 972d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 973d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboestatic void convert_dus(struct disk_util_stat *dst, struct disk_util_stat *src) 974d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe{ 975d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe int i; 976d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 977d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe strcpy((char *) dst->name, (char *) src->name); 978d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 979d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe for (i = 0; i < 2; i++) { 980d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->ios[i] = cpu_to_le32(src->ios[i]); 981d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->merges[i] = cpu_to_le32(src->merges[i]); 982d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->sectors[i] = cpu_to_le64(src->sectors[i]); 983d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->ticks[i] = cpu_to_le32(src->ticks[i]); 984d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe } 985d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 986d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->io_ticks = cpu_to_le32(src->io_ticks); 987d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->time_in_queue = cpu_to_le32(src->time_in_queue); 988d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->msec = cpu_to_le64(src->msec); 989d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe} 990d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 991d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboevoid fio_server_send_du(void) 992d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe{ 993d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe struct disk_util *du; 994d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe struct flist_head *entry; 995d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe struct cmd_du_pdu pdu; 996d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 997d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dprint(FD_NET, "server: sending disk_util %d\n", !flist_empty(&disk_list)); 998d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 9990766d92e06a119eea489e74d80d5840813559752Jens Axboe memset(&pdu, 0, sizeof(pdu)); 10000766d92e06a119eea489e74d80d5840813559752Jens Axboe 1001d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe flist_for_each(entry, &disk_list) { 1002d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe du = flist_entry(entry, struct disk_util, list); 1003d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1004d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe convert_dus(&pdu.dus, &du->dus); 1005d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe convert_agg(&pdu.agg, &du->agg); 1006d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1007d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_DU, &pdu, sizeof(pdu), 0); 1008d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe } 1009d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe} 1010d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 101153bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe/* 101253bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe * Send a command with a separate PDU, not inlined in the command 101353bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe */ 101453bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboestatic int fio_send_cmd_ext_pdu(int sk, uint16_t opcode, const void *buf, 101553bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe off_t size, uint64_t tag, uint32_t flags) 101653bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe{ 101753bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe struct fio_net_cmd cmd; 101853bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe struct iovec iov[2]; 101953bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe 102053bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe iov[0].iov_base = &cmd; 102153bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe iov[0].iov_len = sizeof(cmd); 102253bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe iov[1].iov_base = (void *) buf; 102353bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe iov[1].iov_len = size; 102453bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe 102553bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe __fio_init_net_cmd(&cmd, opcode, size, tag); 102653bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe cmd.flags = __cpu_to_le32(flags); 102753bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe fio_net_cmd_crc_pdu(&cmd, buf); 102853bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe 10298c95307bd5f72720460ee4a46519b9a1b474e7cdJens Axboe return fio_sendv_data(sk, iov, 2); 103053bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe} 103153bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe 10321b42725f06f8906b9b99381da3490484f59df28aJens Axboeint fio_send_iolog(struct thread_data *td, struct io_log *log, const char *name) 10331b42725f06f8906b9b99381da3490484f59df28aJens Axboe{ 1034f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe struct cmd_iolog_pdu pdu; 10351b42725f06f8906b9b99381da3490484f59df28aJens Axboe z_stream stream; 10361b42725f06f8906b9b99381da3490484f59df28aJens Axboe void *out_pdu; 103753bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe int i, ret = 0; 10381b42725f06f8906b9b99381da3490484f59df28aJens Axboe 10392f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe pdu.thread_number = cpu_to_le32(td->thread_number); 1040f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe pdu.nr_samples = __cpu_to_le32(log->nr_samples); 1041f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe pdu.log_type = cpu_to_le32(log->log_type); 1042f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe strcpy((char *) pdu.name, name); 10431b42725f06f8906b9b99381da3490484f59df28aJens Axboe 10441b42725f06f8906b9b99381da3490484f59df28aJens Axboe for (i = 0; i < log->nr_samples; i++) { 1045f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe struct io_sample *s = &log->log[i]; 10461b42725f06f8906b9b99381da3490484f59df28aJens Axboe 1047f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe s->time = cpu_to_le64(s->time); 1048f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe s->val = cpu_to_le64(s->val); 1049f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe s->ddir = cpu_to_le32(s->ddir); 1050f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe s->bs = cpu_to_le32(s->bs); 10511b42725f06f8906b9b99381da3490484f59df28aJens Axboe } 10521b42725f06f8906b9b99381da3490484f59df28aJens Axboe 10531b42725f06f8906b9b99381da3490484f59df28aJens Axboe /* 10541b42725f06f8906b9b99381da3490484f59df28aJens Axboe * Dirty - since the log is potentially huge, compress it into 10551b42725f06f8906b9b99381da3490484f59df28aJens Axboe * FIO_SERVER_MAX_FRAGMENT_PDU chunks and let the receiving 10561b42725f06f8906b9b99381da3490484f59df28aJens Axboe * side defragment it. 10571b42725f06f8906b9b99381da3490484f59df28aJens Axboe */ 10581b42725f06f8906b9b99381da3490484f59df28aJens Axboe out_pdu = malloc(FIO_SERVER_MAX_FRAGMENT_PDU); 10591b42725f06f8906b9b99381da3490484f59df28aJens Axboe 10601b42725f06f8906b9b99381da3490484f59df28aJens Axboe stream.zalloc = Z_NULL; 10611b42725f06f8906b9b99381da3490484f59df28aJens Axboe stream.zfree = Z_NULL; 10621b42725f06f8906b9b99381da3490484f59df28aJens Axboe stream.opaque = Z_NULL; 10631b42725f06f8906b9b99381da3490484f59df28aJens Axboe 10641b42725f06f8906b9b99381da3490484f59df28aJens Axboe if (deflateInit(&stream, Z_DEFAULT_COMPRESSION) != Z_OK) { 106553bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe ret = 1; 106653bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe goto err; 10671b42725f06f8906b9b99381da3490484f59df28aJens Axboe } 10681b42725f06f8906b9b99381da3490484f59df28aJens Axboe 10691b42725f06f8906b9b99381da3490484f59df28aJens Axboe /* 1070f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe * Send header first, it's not compressed. 10711b42725f06f8906b9b99381da3490484f59df28aJens Axboe */ 107253bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe ret = fio_send_cmd_ext_pdu(server_fd, FIO_NET_CMD_IOLOG, &pdu, 107353bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe sizeof(pdu), 0, FIO_NET_CMD_F_MORE); 107453bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe if (ret) 107553bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe goto err_zlib; 10761b42725f06f8906b9b99381da3490484f59df28aJens Axboe 1077f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe stream.next_in = (void *) log->log; 1078f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe stream.avail_in = log->nr_samples * sizeof(struct io_sample); 10791b42725f06f8906b9b99381da3490484f59df28aJens Axboe 10801b42725f06f8906b9b99381da3490484f59df28aJens Axboe do { 108153bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe unsigned int this_len, flags = 0; 108253bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe int ret; 10831b42725f06f8906b9b99381da3490484f59df28aJens Axboe 10841b42725f06f8906b9b99381da3490484f59df28aJens Axboe stream.avail_out = FIO_SERVER_MAX_FRAGMENT_PDU; 10851b42725f06f8906b9b99381da3490484f59df28aJens Axboe stream.next_out = out_pdu; 10863c547fe0547c924ca5174d9aa36720ddb441480aJens Axboe ret = deflate(&stream, Z_FINISH); 10873c547fe0547c924ca5174d9aa36720ddb441480aJens Axboe /* may be Z_OK, or Z_STREAM_END */ 10883c547fe0547c924ca5174d9aa36720ddb441480aJens Axboe if (ret < 0) 10893c547fe0547c924ca5174d9aa36720ddb441480aJens Axboe goto err_zlib; 10901b42725f06f8906b9b99381da3490484f59df28aJens Axboe 10911b42725f06f8906b9b99381da3490484f59df28aJens Axboe this_len = FIO_SERVER_MAX_FRAGMENT_PDU - stream.avail_out; 10921b42725f06f8906b9b99381da3490484f59df28aJens Axboe 10931b42725f06f8906b9b99381da3490484f59df28aJens Axboe if (stream.avail_in) 109453bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe flags = FIO_NET_CMD_F_MORE; 10951b42725f06f8906b9b99381da3490484f59df28aJens Axboe 109653bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe ret = fio_send_cmd_ext_pdu(server_fd, FIO_NET_CMD_IOLOG, 109753bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe out_pdu, this_len, 0, flags); 109853bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe if (ret) 109953bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe goto err_zlib; 11001b42725f06f8906b9b99381da3490484f59df28aJens Axboe } while (stream.avail_in); 11011b42725f06f8906b9b99381da3490484f59df28aJens Axboe 110253bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboeerr_zlib: 11031b42725f06f8906b9b99381da3490484f59df28aJens Axboe deflateEnd(&stream); 110453bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboeerr: 110553bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe free(out_pdu); 110653bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe return ret; 11071b42725f06f8906b9b99381da3490484f59df28aJens Axboe} 11081b42725f06f8906b9b99381da3490484f59df28aJens Axboe 11092f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboevoid fio_server_send_add_job(struct thread_data *td) 1110807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe{ 1111807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe struct cmd_add_job_pdu pdu; 1112807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe 1113731e30a2551315c609c23ac107377b63c02d51faJens Axboe memset(&pdu, 0, sizeof(pdu)); 11142f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe pdu.thread_number = cpu_to_le32(td->thread_number); 11152f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe pdu.groupid = cpu_to_le32(td->groupid); 11162f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe convert_thread_options_to_net(&pdu.top, &td->o); 1117807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe 1118807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_ADD_JOB, &pdu, sizeof(pdu), 0); 1119807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe} 1120807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe 1121122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboevoid fio_server_send_start(struct thread_data *td) 1122122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 1123122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe assert(server_fd != -1); 1124122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 1125122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_net_send_simple_cmd(server_fd, FIO_NET_CMD_SERVER_START, 0, NULL); 1126122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 1127122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 112887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic int fio_init_server_ip(void) 112981179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe{ 1130811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe struct sockaddr *addr; 1131811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe fio_socklen_t socklen; 113287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe int sk, opt; 113381179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 1134811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe if (use_ipv6) 1135811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe sk = socket(AF_INET6, SOCK_STREAM, 0); 1136811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe else 1137811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe sk = socket(AF_INET, SOCK_STREAM, 0); 1138811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe 113981179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe if (sk < 0) { 114081179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe log_err("fio: socket: %s\n", strerror(errno)); 114181179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return -1; 114281179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe } 114381179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 114481179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe opt = 1; 114581179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe if (setsockopt(sk, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt)) < 0) { 114681179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe log_err("fio: setsockopt: %s\n", strerror(errno)); 1147b94cba47cfdf96e72ec894080b3a7bf645a86e9cJens Axboe close(sk); 114881179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return -1; 114981179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe } 115081179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe#ifdef SO_REUSEPORT 11516eb2479194603184f393057ea10326643edc7169Jens Axboe if (setsockopt(sk, SOL_SOCKET, SO_REUSEPORT, &opt, sizeof(opt)) < 0) { 115281179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe log_err("fio: setsockopt: %s\n", strerror(errno)); 1153b94cba47cfdf96e72ec894080b3a7bf645a86e9cJens Axboe close(sk); 115481179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return -1; 115581179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe } 115681179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe#endif 115781179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 1158811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe if (use_ipv6) { 1159811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe addr = (struct sockaddr *) &saddr_in6; 1160811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe socklen = sizeof(saddr_in6); 1161811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe saddr_in6.sin6_family = AF_INET6; 1162811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe } else { 1163811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe addr = (struct sockaddr *) &saddr_in; 1164811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe socklen = sizeof(saddr_in); 1165811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe saddr_in.sin_family = AF_INET; 1166811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe } 116781179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 1168811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe if (bind(sk, addr, socklen) < 0) { 116981179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe log_err("fio: bind: %s\n", strerror(errno)); 1170b94cba47cfdf96e72ec894080b3a7bf645a86e9cJens Axboe close(sk); 117181179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return -1; 117281179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe } 117381179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 117487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return sk; 117587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe} 117687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 117787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic int fio_init_server_sock(void) 117887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe{ 117987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe struct sockaddr_un addr; 118087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe fio_socklen_t len; 118187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe mode_t mode; 118287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe int sk; 118387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 118487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe sk = socket(AF_UNIX, SOCK_STREAM, 0); 118587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (sk < 0) { 118687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe log_err("fio: socket: %s\n", strerror(errno)); 118787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return -1; 118887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe } 118987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 119087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe mode = umask(000); 119187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 119287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe memset(&addr, 0, sizeof(addr)); 119387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe addr.sun_family = AF_UNIX; 119487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe strcpy(addr.sun_path, bind_sock); 119587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe unlink(bind_sock); 119687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 119787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe len = sizeof(addr.sun_family) + strlen(bind_sock) + 1; 119887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 119987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (bind(sk, (struct sockaddr *) &addr, len) < 0) { 120087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe log_err("fio: bind: %s\n", strerror(errno)); 1201b94cba47cfdf96e72ec894080b3a7bf645a86e9cJens Axboe close(sk); 120287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return -1; 120387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe } 120487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 120587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe umask(mode); 120687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return sk; 120787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe} 120887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 120987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic int fio_init_server_connection(void) 121087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe{ 1211bebe639808147d587bbe776566d390b9ff98773fJens Axboe char bind_str[128]; 121287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe int sk; 121387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 121487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe dprint(FD_NET, "starting server\n"); 121587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 121687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (!bind_sock) 121787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe sk = fio_init_server_ip(); 121887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe else 121987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe sk = fio_init_server_sock(); 122087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 122187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (sk < 0) 122287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return sk; 122387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 1224811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe if (!bind_sock) { 1225811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe char *p, port[16]; 1226811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe const void *src; 1227811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe int af; 1228811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe 1229811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe if (use_ipv6) { 1230811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe af = AF_INET6; 1231811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe src = &saddr_in6.sin6_addr; 1232811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe } else { 1233811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe af = AF_INET; 1234811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe src = &saddr_in.sin_addr; 1235811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe } 1236811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe 1237811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe p = (char *) inet_ntop(af, src, bind_str, sizeof(bind_str)); 1238811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe 1239811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe sprintf(port, ",%u", fio_net_port); 1240811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe if (p) 1241811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe strcat(p, port); 1242811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe else 1243811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe strcpy(bind_str, port); 1244811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe } else 1245bebe639808147d587bbe776566d390b9ff98773fJens Axboe strcpy(bind_str, bind_sock); 1246bebe639808147d587bbe776566d390b9ff98773fJens Axboe 1247bebe639808147d587bbe776566d390b9ff98773fJens Axboe log_info("fio: server listening on %s\n", bind_str); 1248bebe639808147d587bbe776566d390b9ff98773fJens Axboe 124989c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe if (listen(sk, 0) < 0) { 125081179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe log_err("fio: listen: %s\n", strerror(errno)); 125181179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return -1; 125281179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe } 125381179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 125487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return sk; 125587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe} 125687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 12573ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboeint fio_server_parse_host(const char *host, int *ipv6, struct in_addr *inp, 12583ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe struct in6_addr *inp6) 12593ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 12603ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe{ 12613ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe int ret = 0; 12623ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 12633ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe if (*ipv6) 12643ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe ret = inet_pton(AF_INET6, host, inp6); 12653ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe else 12663ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe ret = inet_pton(AF_INET, host, inp); 12673ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 12683ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe if (ret != 1) { 12693ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe struct hostent *hent; 12703ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 12713ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe hent = gethostbyname(host); 12723ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe if (!hent) { 12733ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe log_err("fio: failed to resolve <%s>\n", host); 12743ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe return 0; 12753ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe } 12763ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 12773ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe if (*ipv6) { 12783ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe if (hent->h_addrtype != AF_INET6) { 12793ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe log_info("fio: falling back to IPv4\n"); 12803ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe *ipv6 = 0; 12813ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe } else 12823ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe memcpy(inp6, hent->h_addr_list[0], 16); 12833ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe } 12843ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe if (!*ipv6) { 12853ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe if (hent->h_addrtype != AF_INET) { 12863ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe log_err("fio: lookup type mismatch\n"); 12873ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe return 0; 12883ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe } 12893ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe memcpy(inp, hent->h_addr_list[0], 4); 12903ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe } 12913ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe ret = 1; 12923ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe } 12933ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 12943ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe return !(ret == 1); 12953ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe} 12963ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 1297660a2bfb0858f94633f9e567b81968981541f079Jens Axboe/* 1298660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * Parse a host/ip/port string. Reads from 'str'. 1299660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * 1300660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * Outputs: 1301660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * 1302660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * For IPv4: 1303660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * *ptr is the host, *port is the port, inp is the destination. 1304660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * For IPv6: 1305660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * *ptr is the host, *port is the port, inp6 is the dest, and *ipv6 is 1. 1306660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * For local domain sockets: 1307660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * *ptr is the filename, *is_sock is 1. 1308660a2bfb0858f94633f9e567b81968981541f079Jens Axboe */ 1309bebe639808147d587bbe776566d390b9ff98773fJens Axboeint fio_server_parse_string(const char *str, char **ptr, int *is_sock, 1310811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe int *port, struct in_addr *inp, 1311811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe struct in6_addr *inp6, int *ipv6) 1312bebe639808147d587bbe776566d390b9ff98773fJens Axboe{ 131376867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe const char *host = str; 131476867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe char *portp; 13153ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe int lport = 0; 131676867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe 1317bebe639808147d587bbe776566d390b9ff98773fJens Axboe *ptr = NULL; 1318bebe639808147d587bbe776566d390b9ff98773fJens Axboe *is_sock = 0; 13196d2cf39497670a0246c9b7bb1cc6ef77629e08f7Jens Axboe *port = fio_net_port; 1320811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe *ipv6 = 0; 1321bebe639808147d587bbe776566d390b9ff98773fJens Axboe 1322bebe639808147d587bbe776566d390b9ff98773fJens Axboe if (!strncmp(str, "sock:", 5)) { 1323bebe639808147d587bbe776566d390b9ff98773fJens Axboe *ptr = strdup(str + 5); 1324bebe639808147d587bbe776566d390b9ff98773fJens Axboe *is_sock = 1; 132576867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe 132676867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe return 0; 132776867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe } 132876867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe 132976867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe /* 133076867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe * Is it ip:<ip or host>:port 133176867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe */ 133276867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe if (!strncmp(host, "ip:", 3)) 133376867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe host += 3; 133476867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe else if (!strncmp(host, "ip4:", 4)) 133576867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe host += 4; 133676867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe else if (!strncmp(host, "ip6:", 4)) { 133776867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe host += 4; 133876867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe *ipv6 = 1; 133976867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe } else if (host[0] == ':') { 134076867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe /* String is :port */ 134176867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe host++; 134276867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe lport = atoi(host); 134376867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe if (!lport || lport > 65535) { 134476867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe log_err("fio: bad server port %u\n", port); 134576867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe return 1; 134676867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe } 134776867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe /* no hostname given, we are done */ 134876867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe *port = lport; 134976867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe return 0; 135076867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe } 135176867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe 135276867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe /* 135376867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe * If no port seen yet, check if there's a last ':' at the end 135476867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe */ 135576867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe if (!lport) { 135676867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe portp = strchr(host, ','); 135776867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe if (portp) { 135876867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe *portp = '\0'; 135976867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe portp++; 136076867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe lport = atoi(portp); 1361bebe639808147d587bbe776566d390b9ff98773fJens Axboe if (!lport || lport > 65535) { 1362bebe639808147d587bbe776566d390b9ff98773fJens Axboe log_err("fio: bad server port %u\n", port); 1363bebe639808147d587bbe776566d390b9ff98773fJens Axboe return 1; 1364bebe639808147d587bbe776566d390b9ff98773fJens Axboe } 1365bebe639808147d587bbe776566d390b9ff98773fJens Axboe } 136676867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe } 1367bebe639808147d587bbe776566d390b9ff98773fJens Axboe 136876867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe if (lport) 136976867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe *port = lport; 1370bebe639808147d587bbe776566d390b9ff98773fJens Axboe 137176867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe if (!strlen(host)) 137276867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe return 0; 1373bebe639808147d587bbe776566d390b9ff98773fJens Axboe 137476867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe *ptr = strdup(host); 1375811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe 13763ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe if (fio_server_parse_host(*ptr, ipv6, inp, inp6)) { 13773ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe free(*ptr); 13783ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe *ptr = NULL; 13793ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe return 1; 1380bebe639808147d587bbe776566d390b9ff98773fJens Axboe } 1381bebe639808147d587bbe776566d390b9ff98773fJens Axboe 1382bebe639808147d587bbe776566d390b9ff98773fJens Axboe if (*port == 0) 1383bebe639808147d587bbe776566d390b9ff98773fJens Axboe *port = fio_net_port; 1384bebe639808147d587bbe776566d390b9ff98773fJens Axboe 1385bebe639808147d587bbe776566d390b9ff98773fJens Axboe return 0; 1386bebe639808147d587bbe776566d390b9ff98773fJens Axboe} 1387bebe639808147d587bbe776566d390b9ff98773fJens Axboe 138887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe/* 138987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * Server arg should be one of: 139087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * 139187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * sock:/path/to/socket 139287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * ip:1.2.3.4 139387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * 1.2.3.4 139487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * 139587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * Where sock uses unix domain sockets, and ip binds the server to 139687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * a specific interface. If no arguments are given to the server, it 139787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * uses IP and binds to 0.0.0.0. 139887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * 139987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe */ 140087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic int fio_handle_server_arg(void) 140187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe{ 14026d2cf39497670a0246c9b7bb1cc6ef77629e08f7Jens Axboe int port = fio_net_port; 1403a7de0a1163e63cb6fa0a6bad773c415d06d154acJens Axboe int is_sock, ret = 0; 1404bebe639808147d587bbe776566d390b9ff98773fJens Axboe 140587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe saddr_in.sin_addr.s_addr = htonl(INADDR_ANY); 140687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 140787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (!fio_server_arg) 1408a7de0a1163e63cb6fa0a6bad773c415d06d154acJens Axboe goto out; 140987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 14104e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe ret = fio_server_parse_string(fio_server_arg, &bind_sock, &is_sock, 1411811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe &port, &saddr_in.sin_addr, 1412811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe &saddr_in6.sin6_addr, &use_ipv6); 14134e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe 14144e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe if (!is_sock && bind_sock) { 14154e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe free(bind_sock); 14164e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe bind_sock = NULL; 14174e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe } 14184e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe 1419a7de0a1163e63cb6fa0a6bad773c415d06d154acJens Axboeout: 14206d2cf39497670a0246c9b7bb1cc6ef77629e08f7Jens Axboe fio_net_port = port; 14216d2cf39497670a0246c9b7bb1cc6ef77629e08f7Jens Axboe saddr_in.sin_port = htons(port); 1422811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe saddr_in6.sin6_port = htons(port); 14234e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe return ret; 142487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe} 142587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 142687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic int fio_server(void) 142787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe{ 142887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe int sk, ret; 142987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 143087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe dprint(FD_NET, "starting server\n"); 143187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 143287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (fio_handle_server_arg()) 143387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return -1; 143487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 143587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe sk = fio_init_server_connection(); 143687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (sk < 0) 143787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return -1; 143881179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 143981179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe ret = accept_loop(sk); 144087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 144181179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe close(sk); 144287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 144387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (fio_server_arg) { 144487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe free(fio_server_arg); 144587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe fio_server_arg = NULL; 144687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe } 1447bebe639808147d587bbe776566d390b9ff98773fJens Axboe if (bind_sock) 1448bebe639808147d587bbe776566d390b9ff98773fJens Axboe free(bind_sock); 144987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 145081179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return ret; 145181179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe} 145281179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 14537b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboevoid fio_server_got_signal(int signal) 14549abea48bee7340fdf0aee00fa734a3071d47ed86Jens Axboe{ 14557b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe if (signal == SIGPIPE) 14567b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe server_fd = -1; 14577b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe else { 14587b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe log_info("\nfio: terminating on signal %d\n", signal); 14597b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe exit_backend = 1; 14607b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe } 14619abea48bee7340fdf0aee00fa734a3071d47ed86Jens Axboe} 14629abea48bee7340fdf0aee00fa734a3071d47ed86Jens Axboe 146313755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboestatic int check_existing_pidfile(const char *pidfile) 146413755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe{ 146513755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe struct stat sb; 146613755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe char buf[16]; 146713755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe pid_t pid; 146813755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe FILE *f; 146913755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 147013755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe if (stat(pidfile, &sb)) 147113755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return 0; 147213755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 147313755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe f = fopen(pidfile, "r"); 147413755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe if (!f) 147513755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return 0; 147613755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 1477bfc3b17986fb80aeb5a6ea962bb38fc1509d60a8Jens Axboe if (fread(buf, sb.st_size, 1, f) <= 0) { 147813755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe fclose(f); 147913755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return 1; 148013755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe } 148113755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe fclose(f); 148213755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 148313755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe pid = atoi(buf); 148413755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe if (kill(pid, SIGCONT) < 0) 1485ea5aa1be68de71f9f02eb3d6f4db726adcafb40aJens Axboe return errno != ESRCH; 148613755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 148713755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return 1; 148813755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe} 148913755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 149013755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboestatic int write_pid(pid_t pid, const char *pidfile) 1491402668f3e05259bfc135fc097136428feda01006Jens Axboe{ 1492402668f3e05259bfc135fc097136428feda01006Jens Axboe FILE *fpid; 1493402668f3e05259bfc135fc097136428feda01006Jens Axboe 1494402668f3e05259bfc135fc097136428feda01006Jens Axboe fpid = fopen(pidfile, "w"); 1495402668f3e05259bfc135fc097136428feda01006Jens Axboe if (!fpid) { 1496402668f3e05259bfc135fc097136428feda01006Jens Axboe log_err("fio: failed opening pid file %s\n", pidfile); 149713755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return 1; 1498402668f3e05259bfc135fc097136428feda01006Jens Axboe } 1499402668f3e05259bfc135fc097136428feda01006Jens Axboe 1500402668f3e05259bfc135fc097136428feda01006Jens Axboe fprintf(fpid, "%u\n", (unsigned int) pid); 150113755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe fclose(fpid); 150213755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return 0; 1503402668f3e05259bfc135fc097136428feda01006Jens Axboe} 1504402668f3e05259bfc135fc097136428feda01006Jens Axboe 1505402668f3e05259bfc135fc097136428feda01006Jens Axboe/* 1506402668f3e05259bfc135fc097136428feda01006Jens Axboe * If pidfile is specified, background us. 1507402668f3e05259bfc135fc097136428feda01006Jens Axboe */ 1508402668f3e05259bfc135fc097136428feda01006Jens Axboeint fio_start_server(char *pidfile) 1509e46d809110bd4ad2980ca64931b683673444454bJens Axboe{ 1510e46d809110bd4ad2980ca64931b683673444454bJens Axboe pid_t pid; 1511402668f3e05259bfc135fc097136428feda01006Jens Axboe int ret; 1512e46d809110bd4ad2980ca64931b683673444454bJens Axboe 151393bcfd20e37cef8cec350fe06d3a086724c9f257Bruce Cran#if defined(WIN32) 1514905c78b90f92bab91555313f7b4bd83d18246139Jens Axboe WSADATA wsd; 15153c3ed070502bbfec387ded2c43d5e4559ca24a63Jens Axboe WSAStartup(MAKEWORD(2, 2), &wsd); 151693bcfd20e37cef8cec350fe06d3a086724c9f257Bruce Cran#endif 151793bcfd20e37cef8cec350fe06d3a086724c9f257Bruce Cran 1518402668f3e05259bfc135fc097136428feda01006Jens Axboe if (!pidfile) 1519e46d809110bd4ad2980ca64931b683673444454bJens Axboe return fio_server(); 1520e46d809110bd4ad2980ca64931b683673444454bJens Axboe 152113755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe if (check_existing_pidfile(pidfile)) { 152213755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe log_err("fio: pidfile %s exists and server appears alive\n", 152313755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe pidfile); 152413755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return -1; 152513755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe } 152613755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 1527e46d809110bd4ad2980ca64931b683673444454bJens Axboe pid = fork(); 1528e46d809110bd4ad2980ca64931b683673444454bJens Axboe if (pid < 0) { 152913755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe log_err("fio: failed server fork: %s", strerror(errno)); 1530402668f3e05259bfc135fc097136428feda01006Jens Axboe free(pidfile); 1531c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe return -1; 1532402668f3e05259bfc135fc097136428feda01006Jens Axboe } else if (pid) { 153313755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe int ret = write_pid(pid, pidfile); 153413755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 153513755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe exit(ret); 1536402668f3e05259bfc135fc097136428feda01006Jens Axboe } 1537e46d809110bd4ad2980ca64931b683673444454bJens Axboe 1538e46d809110bd4ad2980ca64931b683673444454bJens Axboe setsid(); 153913755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe openlog("fio", LOG_NDELAY|LOG_NOWAIT|LOG_PID, LOG_USER); 154013755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe log_syslog = 1; 1541e46d809110bd4ad2980ca64931b683673444454bJens Axboe close(STDIN_FILENO); 1542e46d809110bd4ad2980ca64931b683673444454bJens Axboe close(STDOUT_FILENO); 1543e46d809110bd4ad2980ca64931b683673444454bJens Axboe close(STDERR_FILENO); 1544e46d809110bd4ad2980ca64931b683673444454bJens Axboe f_out = NULL; 1545e46d809110bd4ad2980ca64931b683673444454bJens Axboe f_err = NULL; 1546402668f3e05259bfc135fc097136428feda01006Jens Axboe 1547402668f3e05259bfc135fc097136428feda01006Jens Axboe ret = fio_server(); 1548402668f3e05259bfc135fc097136428feda01006Jens Axboe 1549402668f3e05259bfc135fc097136428feda01006Jens Axboe closelog(); 1550402668f3e05259bfc135fc097136428feda01006Jens Axboe unlink(pidfile); 1551402668f3e05259bfc135fc097136428feda01006Jens Axboe free(pidfile); 1552402668f3e05259bfc135fc097136428feda01006Jens Axboe return ret; 1553e46d809110bd4ad2980ca64931b683673444454bJens Axboe} 155487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 1555bebe639808147d587bbe776566d390b9ff98773fJens Axboevoid fio_server_set_arg(const char *arg) 155687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe{ 155787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe fio_server_arg = strdup(arg); 155887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe} 1559