server.c revision f58bd2a4fc0ba558fd90878fe7db5f2d4809990b
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 398f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboestatic int fio_net_send_ack(int sk, struct fio_net_cmd *cmd, int error, 399f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe int signal) 400132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 40111e950bd785d9f03b7d35a8ee4b4704256217504Jens Axboe struct cmd_end_pdu epdu; 402f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe uint64_t tag = 0; 403122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 404f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe if (cmd) 405f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe tag = cmd->tag; 406122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 407122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe epdu.error = __cpu_to_le32(error); 408122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe epdu.signal = __cpu_to_le32(signal); 409f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe return fio_net_send_cmd(sk, FIO_NET_CMD_STOP, &epdu, sizeof(epdu), tag); 410f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe} 411f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe 412f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboeint fio_net_send_stop(int sk, int error, int signal) 413f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe{ 414f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe dprint(FD_NET, "server: sending stop (%d, %d)\n", error, signal); 415f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe return fio_net_send_ack(sk, NULL, error, signal); 416122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 417122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 418122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic void fio_server_add_fork_item(pid_t pid, struct flist_head *list) 419122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 420122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe struct fio_fork_item *ffi; 421122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 422122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi = malloc(sizeof(*ffi)); 423122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->exitval = 0; 424122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->signal = 0; 425122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->exited = 0; 426122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->pid = pid; 427122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe flist_add_tail(&ffi->list, list); 428122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 429122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 430122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic void fio_server_add_conn_pid(pid_t pid) 431122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 432122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe dprint(FD_NET, "server: forked off connection job (pid=%u)\n", pid); 433122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_server_add_fork_item(pid, &conn_list); 434122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 435122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 436122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic void fio_server_add_job_pid(pid_t pid) 437122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 438122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe dprint(FD_NET, "server: forked off job job (pid=%u)\n", pid); 439122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_server_add_fork_item(pid, &job_list); 440122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 441122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 442122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic void fio_server_check_fork_item(struct fio_fork_item *ffi) 443122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 444122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe int ret, status; 445122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 446122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ret = waitpid(ffi->pid, &status, WNOHANG); 447122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (ret < 0) { 448122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (errno == ECHILD) { 449122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe log_err("fio: connection pid %u disappeared\n", ffi->pid); 450122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->exited = 1; 451122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } else 452122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe log_err("fio: waitpid: %s\n", strerror(errno)); 453122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } else if (ret == ffi->pid) { 454122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (WIFSIGNALED(status)) { 455122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->signal = WTERMSIG(status); 456122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->exited = 1; 457122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 458122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (WIFEXITED(status)) { 459122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (WEXITSTATUS(status)) 460122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->exitval = WEXITSTATUS(status); 461122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi->exited = 1; 462122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 463122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 464122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 465122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 466122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic void fio_server_fork_item_done(struct fio_fork_item *ffi) 467122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 468122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe dprint(FD_NET, "pid %u exited, sig=%u, exitval=%d\n", ffi->pid, ffi->signal, ffi->exitval); 469122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 470122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe /* 471122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe * Fold STOP and QUIT... 472122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe */ 473122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_net_send_stop(server_fd, ffi->exitval, ffi->signal); 474122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_net_send_quit(server_fd); 475122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe flist_del(&ffi->list); 476122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe free(ffi); 477122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 478122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 479541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboestatic void fio_server_check_fork_items(struct flist_head *list) 480122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 481122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe struct flist_head *entry, *tmp; 482122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe struct fio_fork_item *ffi; 483122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 484122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe flist_for_each_safe(entry, tmp, list) { 485122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ffi = flist_entry(entry, struct fio_fork_item, list); 486122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 487122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_server_check_fork_item(ffi); 488122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 489122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (ffi->exited) 490122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_server_fork_item_done(ffi); 491122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 492122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 493122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 494122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic void fio_server_check_jobs(void) 495122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 496541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe fio_server_check_fork_items(&job_list); 497122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 498122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 499122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic void fio_server_check_conns(void) 500122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 501541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe fio_server_check_fork_items(&conn_list); 502122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 503122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 504122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic int handle_run_cmd(struct fio_net_cmd *cmd) 505122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 506122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe pid_t pid; 507a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe int ret; 508132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 509122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe set_genesis_time(); 51011e950bd785d9f03b7d35a8ee4b4704256217504Jens Axboe 511122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe pid = fork(); 512122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (pid) { 513122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_server_add_job_pid(pid); 514122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe return 0; 515122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 51611e950bd785d9f03b7d35a8ee4b4704256217504Jens Axboe 517122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe ret = fio_backend(); 518122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe _exit(ret); 51981179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe} 52081179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 521b9d2f30a214ebd274340f888739be250838d63c2Jens Axboestatic int handle_job_cmd(struct fio_net_cmd *cmd) 522b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe{ 52346bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe struct cmd_job_pdu *pdu = (struct cmd_job_pdu *) cmd->payload; 52446bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe void *buf = pdu->buf; 525b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe struct cmd_start_pdu spdu; 526b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe 52746bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe pdu->buf_len = le32_to_cpu(pdu->buf_len); 52846bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe pdu->client_type = le32_to_cpu(pdu->client_type); 52946bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe 53046bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe if (parse_jobs_ini(buf, 1, 0, pdu->client_type)) { 531122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_net_send_quit(server_fd); 532b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe return -1; 533b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe } 534b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe 535b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe spdu.jobs = cpu_to_le32(thread_number); 536b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_START, &spdu, sizeof(spdu), 0); 537b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe return 0; 538b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe} 539b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe 54081179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboestatic int handle_jobline_cmd(struct fio_net_cmd *cmd) 54181179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe{ 542fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe void *pdu = cmd->payload; 543fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe struct cmd_single_line_pdu *cslp; 544fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe struct cmd_line_pdu *clp; 545fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe unsigned long offset; 546b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe struct cmd_start_pdu spdu; 547fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe char **argv; 548b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe int i; 54981179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 550fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe clp = pdu; 551fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe clp->lines = le16_to_cpu(clp->lines); 55246bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe clp->client_type = le16_to_cpu(clp->client_type); 553fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe argv = malloc(clp->lines * sizeof(char *)); 554fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe offset = sizeof(*clp); 55581179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 556fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe dprint(FD_NET, "server: %d command line args\n", clp->lines); 55739e8e01691c9d5765795417ee49a40d5ae08cb8bJens Axboe 558fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe for (i = 0; i < clp->lines; i++) { 559fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe cslp = pdu + offset; 560fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe argv[i] = (char *) cslp->text; 561fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe 562fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe offset += sizeof(*cslp) + le16_to_cpu(cslp->len); 56339e8e01691c9d5765795417ee49a40d5ae08cb8bJens Axboe dprint(FD_NET, "server: %d: %s\n", i, argv[i]); 56439e8e01691c9d5765795417ee49a40d5ae08cb8bJens Axboe } 56581179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 56646bcd498f7b3fb55f7f048bf299f36bd8c8f7db1Jens Axboe if (parse_cmd_line(clp->lines, argv, clp->client_type)) { 567122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_net_send_quit(server_fd); 568fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe free(argv); 56981179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return -1; 570e6d1c6687bf7dcd738657bcac70982c1e790329eJens Axboe } 57181179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 572fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe free(argv); 573fa2ea806de0d6410320abd97599bc52f5a3e72ccJens Axboe 574b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe spdu.jobs = cpu_to_le32(thread_number); 575b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_START, &spdu, sizeof(spdu), 0); 576b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe return 0; 577132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe} 578132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 579c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboestatic int handle_probe_cmd(struct fio_net_cmd *cmd) 580c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe{ 581c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe struct cmd_probe_pdu probe; 582c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe 58389c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe dprint(FD_NET, "server: sending probe reply\n"); 58489c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe 585c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe memset(&probe, 0, sizeof(probe)); 586c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe gethostname((char *) probe.hostname, sizeof(probe.hostname)); 5876eb2479194603184f393057ea10326643edc7169Jens Axboe#ifdef FIO_BIG_ENDIAN 5886eb2479194603184f393057ea10326643edc7169Jens Axboe probe.bigendian = 1; 5896eb2479194603184f393057ea10326643edc7169Jens Axboe#endif 59081179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe probe.fio_major = FIO_MAJOR; 59181179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe probe.fio_minor = FIO_MINOR; 59281179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe probe.fio_patch = FIO_PATCH; 593c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe 594cca84643cc10cd72b0b453ff92ccb8643ba51493Jens Axboe probe.os = FIO_OS; 595cca84643cc10cd72b0b453ff92ccb8643ba51493Jens Axboe probe.arch = FIO_ARCH; 596cca84643cc10cd72b0b453ff92ccb8643ba51493Jens Axboe 59738fdef226f1a1fa053ab53005abbc184143bff65Jens Axboe probe.bpp = sizeof(void *); 59838fdef226f1a1fa053ab53005abbc184143bff65Jens Axboe 59989c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe return fio_net_send_cmd(server_fd, FIO_NET_CMD_PROBE, &probe, sizeof(probe), cmd->tag); 600af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe} 601af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 602af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboestatic int handle_send_eta_cmd(struct fio_net_cmd *cmd) 603af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe{ 604af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe struct jobs_eta *je; 605af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe size_t size; 606af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe int i; 607af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 608b814fb2694fe178b5cb94e046b9d31944e752f4aJens Axboe if (!thread_number) 609b814fb2694fe178b5cb94e046b9d31944e752f4aJens Axboe return 0; 610b814fb2694fe178b5cb94e046b9d31944e752f4aJens Axboe 611b814fb2694fe178b5cb94e046b9d31944e752f4aJens Axboe size = sizeof(*je) + thread_number * sizeof(char) + 1; 6127f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe je = malloc(size); 6137f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe memset(je, 0, size); 614af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 615af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe if (!calc_thread_status(je, 1)) { 616af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe free(je); 617af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe return 0; 618af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe } 619af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 620af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe dprint(FD_NET, "server sending status\n"); 621af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 622af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe je->nr_running = cpu_to_le32(je->nr_running); 623af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe je->nr_ramp = cpu_to_le32(je->nr_ramp); 624af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe je->nr_pending = cpu_to_le32(je->nr_pending); 625af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe je->files_open = cpu_to_le32(je->files_open); 626af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 627af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe for (i = 0; i < 2; i++) { 6283e47bd250cac5fb81a5c0ad578dfbe90c6ddf6deJens Axboe je->m_rate[i] = cpu_to_le32(je->m_rate[i]); 6293e47bd250cac5fb81a5c0ad578dfbe90c6ddf6deJens Axboe je->t_rate[i] = cpu_to_le32(je->t_rate[i]); 6303e47bd250cac5fb81a5c0ad578dfbe90c6ddf6deJens Axboe je->m_iops[i] = cpu_to_le32(je->m_iops[i]); 6313e47bd250cac5fb81a5c0ad578dfbe90c6ddf6deJens Axboe je->t_iops[i] = cpu_to_le32(je->t_iops[i]); 632af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe je->rate[i] = cpu_to_le32(je->rate[i]); 633af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe je->iops[i] = cpu_to_le32(je->iops[i]); 634af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe } 635af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 636c1970b907ff0cb819de5607bc120d8acb527eb98Jens Axboe je->elapsed_sec = cpu_to_le64(je->elapsed_sec); 637af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe je->eta_sec = cpu_to_le64(je->eta_sec); 6388c621fb2aa4b99c8a8b6b62435d713ab39b52c62Jens Axboe je->nr_threads = cpu_to_le32(je->nr_threads); 639af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe 6407f868316a7244cad23735e44e6ef66e5779c9660Jens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_ETA, je, size, cmd->tag); 641af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe free(je); 642af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe return 0; 643c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe} 644c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe 645f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboestatic int handle_update_job_cmd(struct fio_net_cmd *cmd) 646f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe{ 647f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe struct cmd_add_job_pdu *pdu = (struct cmd_add_job_pdu *) cmd->payload; 648f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe struct thread_data *td; 649f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe uint32_t tnumber; 650f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe 651f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe tnumber = le32_to_cpu(pdu->thread_number); 652f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe 653f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe dprint(FD_NET, "server: updating options for job %u\n", tnumber); 654f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe 655f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe if (tnumber >= thread_number) { 656f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe fio_net_send_ack(server_fd, cmd, ENODEV, 0); 657f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe return 0; 658f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe } 659f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe 660f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe td = &threads[tnumber]; 661f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe convert_thread_options_to_cpu(&td->o, &pdu->top); 662f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe fio_net_send_ack(server_fd, cmd, 0, 0); 663f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe return 0; 664f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe} 665f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe 666132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboestatic int handle_command(struct fio_net_cmd *cmd) 667132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 668132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe int ret; 669132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 67089c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe dprint(FD_NET, "server: got op [%s], pdu=%u, tag=%lx\n", 67189c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe fio_server_op(cmd->opcode), cmd->pdu_len, cmd->tag); 67246c48f1f9b8ce94132c13638e4c83c13e1d392daJens Axboe 673132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe switch (cmd->opcode) { 674132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe case FIO_NET_CMD_QUIT: 675cc0df00ad5076d4adbc439899f24d9b0db26075dJens Axboe fio_terminate_threads(TERMINATE_ALL); 676c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe return -1; 677d7959186aa6f8ca6ee5bdcd773d77280fc806617Jens Axboe case FIO_NET_CMD_EXIT: 678132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe exit_backend = 1; 679c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe return -1; 680132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe case FIO_NET_CMD_JOB: 6810b8f30a5691b9e600a06ded035996e79c2100d77Jens Axboe ret = handle_job_cmd(cmd); 682132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe break; 68381179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe case FIO_NET_CMD_JOBLINE: 68481179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe ret = handle_jobline_cmd(cmd); 68581179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe break; 686c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe case FIO_NET_CMD_PROBE: 687c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe ret = handle_probe_cmd(cmd); 688c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe break; 689af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe case FIO_NET_CMD_SEND_ETA: 690af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe ret = handle_send_eta_cmd(cmd); 691af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe break; 692b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe case FIO_NET_CMD_RUN: 693b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe ret = handle_run_cmd(cmd); 694b9d2f30a214ebd274340f888739be250838d63c2Jens Axboe break; 695f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe case FIO_NET_CMD_UPDATE_JOB: 696f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe ret = handle_update_job_cmd(cmd); 697f58bd2a4fc0ba558fd90878fe7db5f2d4809990bJens Axboe break; 698132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe default: 6993c3ed070502bbfec387ded2c43d5e4559ca24a63Jens Axboe log_err("fio: unknown opcode: %s\n", fio_server_op(cmd->opcode)); 700132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe ret = 1; 701132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } 702132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 703132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return ret; 704132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe} 705132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 706122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboestatic int handle_connection(int sk) 707132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe{ 708132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe struct fio_net_cmd *cmd = NULL; 709132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe int ret = 0; 710132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 711122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe reset_fio_state(); 712122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe INIT_FLIST_HEAD(&job_list); 713122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe server_fd = sk; 714122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 715132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe /* read forever */ 716132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe while (!exit_backend) { 717e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe struct pollfd pfd = { 718e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe .fd = sk, 719e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe .events = POLLIN, 720e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe }; 721e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe 722e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe ret = 0; 723e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe do { 724541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe int timeout = 1000; 725541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe 726541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe if (!flist_empty(&job_list)) 727541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe timeout = 100; 7283c3ed070502bbfec387ded2c43d5e4559ca24a63Jens Axboe 729541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe ret = poll(&pfd, 1, timeout); 730e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe if (ret < 0) { 731e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe if (errno == EINTR) 732e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe break; 733e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe log_err("fio: poll: %s\n", strerror(errno)); 734e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe break; 73519c65179fad3e0a32a450401ba7d312169627fddJens Axboe } else if (!ret) { 736122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_server_check_jobs(); 737e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe continue; 73819c65179fad3e0a32a450401ba7d312169627fddJens Axboe } 739e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe 740e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe if (pfd.revents & POLLIN) 741e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe break; 742e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe if (pfd.revents & (POLLERR|POLLHUP)) { 743e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe ret = 1; 744e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe break; 745e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe } 74619c65179fad3e0a32a450401ba7d312169627fddJens Axboe } while (!exit_backend); 747e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe 748122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_server_check_jobs(); 749122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 750e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe if (ret < 0) 751e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe break; 752e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe 753e951bdc47d094d43d6f41de95c6af191b8346459Jens Axboe cmd = fio_net_recv_cmd(sk); 754132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe if (!cmd) { 755c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe ret = -1; 756132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe break; 757132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } 758132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 759132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe ret = handle_command(cmd); 760132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe if (ret) 761132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe break; 762132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 763132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe free(cmd); 764c77a99e74e88a8ea1a8c0904aef3f7c81e07273fJens Axboe cmd = NULL; 765132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe } 766132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 767132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe if (cmd) 768132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe free(cmd); 769132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe 770122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe close(sk); 771122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe _exit(ret); 772cc0df00ad5076d4adbc439899f24d9b0db26075dJens Axboe} 773cc0df00ad5076d4adbc439899f24d9b0db26075dJens Axboe 77450d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboestatic int accept_loop(int listen_sk) 77550d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe{ 776bb447a27c8cbab03a54fa6ceec1a244aabec57d2Jens Axboe struct sockaddr_in addr; 7775ba13ea6968cf2773f10d34376afe28ef81aeee5Jens Axboe fio_socklen_t len = sizeof(addr); 778009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe struct pollfd pfd; 779122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe int ret = 0, sk, flags, exitval = 0; 78050d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe 78160efd14e3b5b5a2adb9f7c9ecfb9bfba38f76ce9Jens Axboe dprint(FD_NET, "server enter accept loop\n"); 78260efd14e3b5b5a2adb9f7c9ecfb9bfba38f76ce9Jens Axboe 783009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe flags = fcntl(listen_sk, F_GETFL); 784009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe flags |= O_NONBLOCK; 785009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe fcntl(listen_sk, F_SETFL, flags); 786009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe 787122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe while (!exit_backend) { 788122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe pid_t pid; 789009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe 790122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe pfd.fd = listen_sk; 791122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe pfd.events = POLLIN; 792122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe do { 793541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe int timeout = 1000; 794541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe 795541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe if (!flist_empty(&conn_list)) 796541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe timeout = 100; 797541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe 798541632558a949e80f678d0d45bdeab5f9d3d4335Jens Axboe ret = poll(&pfd, 1, timeout); 799122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (ret < 0) { 800122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (errno == EINTR) 801122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe break; 802122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe log_err("fio: poll: %s\n", strerror(errno)); 803122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe break; 804122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } else if (!ret) { 805122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_server_check_conns(); 806122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe continue; 807122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 808009b1be41b32bf7e32b441c6a22e3ae628ec9b89Jens Axboe 809122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (pfd.revents & POLLIN) 810122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe break; 811122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } while (!exit_backend); 81250d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe 813122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_server_check_conns(); 81446c48f1f9b8ce94132c13638e4c83c13e1d392daJens Axboe 815122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (exit_backend || ret < 0) 816122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe break; 817122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 818122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe sk = accept(listen_sk, (struct sockaddr *) &addr, &len); 819122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (sk < 0) { 820122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe log_err("fio: accept: %s\n", strerror(errno)); 821122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe return -1; 822122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 82337db14feece08eb6e43de87c404180650ed5aa6fJens Axboe 824122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe dprint(FD_NET, "server: connect from %s\n", inet_ntoa(addr.sin_addr)); 82550d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe 826122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe pid = fork(); 827122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe if (pid) { 828122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe close(sk); 829122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_server_add_conn_pid(pid); 830122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe continue; 831122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 8325c341e9a5734742ae1137388345d4f47efdd4f05Jens Axboe 833122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe /* exits */ 834122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe handle_connection(sk); 835122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe } 8365c341e9a5734742ae1137388345d4f47efdd4f05Jens Axboe 837132159a5a062cabfe963b3d57e82a80741bf5506Jens Axboe return exitval; 83850d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe} 83950d16976ac0cd44c1f5aba9217148ff05e141436Jens Axboe 840084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboeint fio_server_text_output(int level, const char *buf, size_t len) 84137db14feece08eb6e43de87c404180650ed5aa6fJens Axboe{ 842084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe struct cmd_text_pdu *pdu; 843084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe unsigned int tlen; 844084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe struct timeval tv; 845084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe 846084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe if (server_fd == -1) 847084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe return log_local_buf(buf, len); 848084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe 849084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe tlen = sizeof(*pdu) + len; 850084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe pdu = malloc(tlen); 851084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe 852084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe pdu->level = __cpu_to_le32(level); 853084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe pdu->buf_len = __cpu_to_le32(len); 854084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe 855084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe gettimeofday(&tv, NULL); 856084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe pdu->log_sec = __cpu_to_le64(tv.tv_sec); 857084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe pdu->log_usec = __cpu_to_le64(tv.tv_usec); 858337d75a81c40aef6d693fc0d18e78b0c2444a1beJens Axboe 859084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe memcpy(pdu->buf, buf, len); 860084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe 861084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_TEXT, pdu, tlen, 0); 862084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe free(pdu); 863084d1c6f817eacaaefa1de4f0637ef6c1405d74bJens Axboe return len; 864142575e6579462656a6d0f7c50ec8c35b8a08802Jens Axboe} 865142575e6579462656a6d0f7c50ec8c35b8a08802Jens Axboe 866a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboestatic void convert_io_stat(struct io_stat *dst, struct io_stat *src) 867a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe{ 868a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->max_val = cpu_to_le64(src->max_val); 869a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->min_val = cpu_to_le64(src->min_val); 870a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->samples = cpu_to_le64(src->samples); 871802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe 872802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe /* 873802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe * Encode to IEEE 754 for network transfer 874802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe */ 875802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe dst->mean.u.i = __cpu_to_le64(fio_double_to_uint64(src->mean.u.f)); 876802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe dst->S.u.i = __cpu_to_le64(fio_double_to_uint64(src->S.u.f)); 877a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe} 878a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 879a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboestatic void convert_gs(struct group_run_stats *dst, struct group_run_stats *src) 880a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe{ 881a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe int i; 882a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 883a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe for (i = 0; i < 2; i++) { 884a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->max_run[i] = cpu_to_le64(src->max_run[i]); 885a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->min_run[i] = cpu_to_le64(src->min_run[i]); 886a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->max_bw[i] = cpu_to_le64(src->max_bw[i]); 887a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->min_bw[i] = cpu_to_le64(src->min_bw[i]); 888a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->io_kb[i] = cpu_to_le64(src->io_kb[i]); 889a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->agg[i] = cpu_to_le64(src->agg[i]); 890a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } 891a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 892a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->kb_base = cpu_to_le32(src->kb_base); 893a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe dst->groupid = cpu_to_le32(src->groupid); 894a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe} 895a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 896a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe/* 897a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe * Send a CMD_TS, which packs struct thread_stat and group_run_stats 898a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe * into a single payload. 899a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe */ 900a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboevoid fio_server_send_ts(struct thread_stat *ts, struct group_run_stats *rs) 901a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe{ 902a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe struct cmd_ts_pdu p; 903a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe int i, j; 904a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 90560efd14e3b5b5a2adb9f7c9ecfb9bfba38f76ce9Jens Axboe dprint(FD_NET, "server sending end stats\n"); 90660efd14e3b5b5a2adb9f7c9ecfb9bfba38f76ce9Jens Axboe 907317b3c8b1bd5cdb1f2bd02c94d536fa853321bc6Jens Axboe memset(&p, 0, sizeof(p)); 908317b3c8b1bd5cdb1f2bd02c94d536fa853321bc6Jens Axboe 909a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe strcpy(p.ts.name, ts->name); 910a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe strcpy(p.ts.verror, ts->verror); 911a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe strcpy(p.ts.description, ts->description); 912a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 9132f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe p.ts.error = cpu_to_le32(ts->error); 9142f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe p.ts.thread_number = cpu_to_le32(ts->thread_number); 9152f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe p.ts.groupid = cpu_to_le32(ts->groupid); 9162f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe p.ts.pid = cpu_to_le32(ts->pid); 9172f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe p.ts.members = cpu_to_le32(ts->members); 918a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 919a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe for (i = 0; i < 2; i++) { 920a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe convert_io_stat(&p.ts.clat_stat[i], &ts->clat_stat[i]); 921a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe convert_io_stat(&p.ts.slat_stat[i], &ts->slat_stat[i]); 922a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe convert_io_stat(&p.ts.lat_stat[i], &ts->lat_stat[i]); 923a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe convert_io_stat(&p.ts.bw_stat[i], &ts->bw_stat[i]); 924a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } 925a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 926a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.usr_time = cpu_to_le64(ts->usr_time); 927a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.sys_time = cpu_to_le64(ts->sys_time); 928a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.ctx = cpu_to_le64(ts->ctx); 929a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.minf = cpu_to_le64(ts->minf); 930a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.majf = cpu_to_le64(ts->majf); 931a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.clat_percentiles = cpu_to_le64(ts->clat_percentiles); 932802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe 933802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { 934cfc03e4639fc29bf879f565300fe0238dd8b5ba9Jens Axboe fio_fp64_t *src = &ts->percentile_list[i]; 935cfc03e4639fc29bf879f565300fe0238dd8b5ba9Jens Axboe fio_fp64_t *dst = &p.ts.percentile_list[i]; 936802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe 937cfc03e4639fc29bf879f565300fe0238dd8b5ba9Jens Axboe dst->u.i = __cpu_to_le64(fio_double_to_uint64(src->u.f)); 938802ad4a83e92a30b5fdccf117d59fbb69068c054Jens Axboe } 939a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 940a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe for (i = 0; i < FIO_IO_U_MAP_NR; i++) { 941a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_u_map[i] = cpu_to_le32(ts->io_u_map[i]); 942a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_u_submit[i] = cpu_to_le32(ts->io_u_submit[i]); 943a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_u_complete[i] = cpu_to_le32(ts->io_u_complete[i]); 944a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } 945a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 946a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) { 947a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_u_lat_u[i] = cpu_to_le32(ts->io_u_lat_u[i]); 948a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_u_lat_m[i] = cpu_to_le32(ts->io_u_lat_m[i]); 949a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } 950a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 951a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe for (i = 0; i < 2; i++) 952a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe for (j = 0; j < FIO_IO_U_PLAT_NR; j++) 953a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_u_plat[i][j] = cpu_to_le32(ts->io_u_plat[i][j]); 954a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 955a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe for (i = 0; i < 3; i++) { 956a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.total_io_u[i] = cpu_to_le64(ts->total_io_u[i]); 95793eee04aef9ed39070ce2e69bd1f661a95b1d50aJens Axboe p.ts.short_io_u[i] = cpu_to_le64(ts->short_io_u[i]); 958a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } 959a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 96093eee04aef9ed39070ce2e69bd1f661a95b1d50aJens Axboe p.ts.total_submit = cpu_to_le64(ts->total_submit); 961a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.total_complete = cpu_to_le64(ts->total_complete); 962a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 963a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe for (i = 0; i < 2; i++) { 964a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.io_bytes[i] = cpu_to_le64(ts->io_bytes[i]); 965a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.runtime[i] = cpu_to_le64(ts->runtime[i]); 966a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe } 967a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 968a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.total_run_time = cpu_to_le64(ts->total_run_time); 969a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.continue_on_error = cpu_to_le16(ts->continue_on_error); 970a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe p.ts.total_err_count = cpu_to_le64(ts->total_err_count); 971ddcc0b69aa4ed04c8681f447a1a6274bb8837a14Jens Axboe p.ts.first_error = cpu_to_le32(ts->first_error); 972ddcc0b69aa4ed04c8681f447a1a6274bb8837a14Jens Axboe p.ts.kb_base = cpu_to_le32(ts->kb_base); 973a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 974a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe convert_gs(&p.rs, rs); 975a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 976af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_TS, &p, sizeof(p), 0); 977a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe} 978a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 979a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboevoid fio_server_send_gs(struct group_run_stats *rs) 980a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe{ 981a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe struct group_run_stats gs; 982a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe 98360efd14e3b5b5a2adb9f7c9ecfb9bfba38f76ce9Jens Axboe dprint(FD_NET, "server sending group run stats\n"); 98460efd14e3b5b5a2adb9f7c9ecfb9bfba38f76ce9Jens Axboe 985a64e88dad0c0e4a510ae8ab54cde1a20b99c59d1Jens Axboe convert_gs(&gs, rs); 986af9c9fb34e420fc4d9cf317aa0f3cf6795a5a07fJens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_GS, &gs, sizeof(gs), 0); 987cf451d1ede3bbbd2fed3619eb43def054d5b5a5aJens Axboe} 988cf451d1ede3bbbd2fed3619eb43def054d5b5a5aJens Axboe 989d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboestatic void convert_agg(struct disk_util_agg *dst, struct disk_util_agg *src) 990d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe{ 991d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe int i; 992d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 993d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe for (i = 0; i < 2; i++) { 994d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->ios[i] = cpu_to_le32(src->ios[i]); 995d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->merges[i] = cpu_to_le32(src->merges[i]); 996d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->sectors[i] = cpu_to_le64(src->sectors[i]); 997d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->ticks[i] = cpu_to_le32(src->ticks[i]); 998d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe } 999d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1000d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->io_ticks = cpu_to_le32(src->io_ticks); 1001d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->time_in_queue = cpu_to_le32(src->time_in_queue); 1002d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->slavecount = cpu_to_le32(src->slavecount); 1003d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->max_util.u.i = __cpu_to_le64(fio_double_to_uint64(src->max_util.u.f)); 1004d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe} 1005d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1006d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboestatic void convert_dus(struct disk_util_stat *dst, struct disk_util_stat *src) 1007d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe{ 1008d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe int i; 1009d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1010d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe strcpy((char *) dst->name, (char *) src->name); 1011d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1012d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe for (i = 0; i < 2; i++) { 1013d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->ios[i] = cpu_to_le32(src->ios[i]); 1014d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->merges[i] = cpu_to_le32(src->merges[i]); 1015d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->sectors[i] = cpu_to_le64(src->sectors[i]); 1016d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->ticks[i] = cpu_to_le32(src->ticks[i]); 1017d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe } 1018d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1019d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->io_ticks = cpu_to_le32(src->io_ticks); 1020d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->time_in_queue = cpu_to_le32(src->time_in_queue); 1021d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dst->msec = cpu_to_le64(src->msec); 1022d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe} 1023d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1024d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboevoid fio_server_send_du(void) 1025d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe{ 1026d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe struct disk_util *du; 1027d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe struct flist_head *entry; 1028d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe struct cmd_du_pdu pdu; 1029d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1030d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe dprint(FD_NET, "server: sending disk_util %d\n", !flist_empty(&disk_list)); 1031d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 10320766d92e06a119eea489e74d80d5840813559752Jens Axboe memset(&pdu, 0, sizeof(pdu)); 10330766d92e06a119eea489e74d80d5840813559752Jens Axboe 1034d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe flist_for_each(entry, &disk_list) { 1035d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe du = flist_entry(entry, struct disk_util, list); 1036d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1037d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe convert_dus(&pdu.dus, &du->dus); 1038d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe convert_agg(&pdu.agg, &du->agg); 1039d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 1040d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_DU, &pdu, sizeof(pdu), 0); 1041d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe } 1042d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe} 1043d09a64a01a6c807596e9286c93f6c6f30fd2ea26Jens Axboe 104453bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe/* 104553bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe * Send a command with a separate PDU, not inlined in the command 104653bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe */ 104753bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboestatic int fio_send_cmd_ext_pdu(int sk, uint16_t opcode, const void *buf, 104853bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe off_t size, uint64_t tag, uint32_t flags) 104953bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe{ 105053bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe struct fio_net_cmd cmd; 105153bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe struct iovec iov[2]; 105253bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe 105353bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe iov[0].iov_base = &cmd; 105453bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe iov[0].iov_len = sizeof(cmd); 105553bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe iov[1].iov_base = (void *) buf; 105653bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe iov[1].iov_len = size; 105753bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe 105853bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe __fio_init_net_cmd(&cmd, opcode, size, tag); 105953bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe cmd.flags = __cpu_to_le32(flags); 106053bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe fio_net_cmd_crc_pdu(&cmd, buf); 106153bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe 10628c95307bd5f72720460ee4a46519b9a1b474e7cdJens Axboe return fio_sendv_data(sk, iov, 2); 106353bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe} 106453bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe 10651b42725f06f8906b9b99381da3490484f59df28aJens Axboeint fio_send_iolog(struct thread_data *td, struct io_log *log, const char *name) 10661b42725f06f8906b9b99381da3490484f59df28aJens Axboe{ 1067f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe struct cmd_iolog_pdu pdu; 10681b42725f06f8906b9b99381da3490484f59df28aJens Axboe z_stream stream; 10691b42725f06f8906b9b99381da3490484f59df28aJens Axboe void *out_pdu; 107053bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe int i, ret = 0; 10711b42725f06f8906b9b99381da3490484f59df28aJens Axboe 10722f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe pdu.thread_number = cpu_to_le32(td->thread_number); 1073f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe pdu.nr_samples = __cpu_to_le32(log->nr_samples); 1074f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe pdu.log_type = cpu_to_le32(log->log_type); 1075f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe strcpy((char *) pdu.name, name); 10761b42725f06f8906b9b99381da3490484f59df28aJens Axboe 10771b42725f06f8906b9b99381da3490484f59df28aJens Axboe for (i = 0; i < log->nr_samples; i++) { 1078f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe struct io_sample *s = &log->log[i]; 10791b42725f06f8906b9b99381da3490484f59df28aJens Axboe 1080f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe s->time = cpu_to_le64(s->time); 1081f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe s->val = cpu_to_le64(s->val); 1082f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe s->ddir = cpu_to_le32(s->ddir); 1083f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe s->bs = cpu_to_le32(s->bs); 10841b42725f06f8906b9b99381da3490484f59df28aJens Axboe } 10851b42725f06f8906b9b99381da3490484f59df28aJens Axboe 10861b42725f06f8906b9b99381da3490484f59df28aJens Axboe /* 10871b42725f06f8906b9b99381da3490484f59df28aJens Axboe * Dirty - since the log is potentially huge, compress it into 10881b42725f06f8906b9b99381da3490484f59df28aJens Axboe * FIO_SERVER_MAX_FRAGMENT_PDU chunks and let the receiving 10891b42725f06f8906b9b99381da3490484f59df28aJens Axboe * side defragment it. 10901b42725f06f8906b9b99381da3490484f59df28aJens Axboe */ 10911b42725f06f8906b9b99381da3490484f59df28aJens Axboe out_pdu = malloc(FIO_SERVER_MAX_FRAGMENT_PDU); 10921b42725f06f8906b9b99381da3490484f59df28aJens Axboe 10931b42725f06f8906b9b99381da3490484f59df28aJens Axboe stream.zalloc = Z_NULL; 10941b42725f06f8906b9b99381da3490484f59df28aJens Axboe stream.zfree = Z_NULL; 10951b42725f06f8906b9b99381da3490484f59df28aJens Axboe stream.opaque = Z_NULL; 10961b42725f06f8906b9b99381da3490484f59df28aJens Axboe 10971b42725f06f8906b9b99381da3490484f59df28aJens Axboe if (deflateInit(&stream, Z_DEFAULT_COMPRESSION) != Z_OK) { 109853bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe ret = 1; 109953bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe goto err; 11001b42725f06f8906b9b99381da3490484f59df28aJens Axboe } 11011b42725f06f8906b9b99381da3490484f59df28aJens Axboe 11021b42725f06f8906b9b99381da3490484f59df28aJens Axboe /* 1103f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe * Send header first, it's not compressed. 11041b42725f06f8906b9b99381da3490484f59df28aJens Axboe */ 110553bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe ret = fio_send_cmd_ext_pdu(server_fd, FIO_NET_CMD_IOLOG, &pdu, 110653bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe sizeof(pdu), 0, FIO_NET_CMD_F_MORE); 110753bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe if (ret) 110853bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe goto err_zlib; 11091b42725f06f8906b9b99381da3490484f59df28aJens Axboe 1110f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe stream.next_in = (void *) log->log; 1111f5ed765adadc5dca61efb5fc103fa5cd0310bcecJens Axboe stream.avail_in = log->nr_samples * sizeof(struct io_sample); 11121b42725f06f8906b9b99381da3490484f59df28aJens Axboe 11131b42725f06f8906b9b99381da3490484f59df28aJens Axboe do { 111453bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe unsigned int this_len, flags = 0; 111553bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe int ret; 11161b42725f06f8906b9b99381da3490484f59df28aJens Axboe 11171b42725f06f8906b9b99381da3490484f59df28aJens Axboe stream.avail_out = FIO_SERVER_MAX_FRAGMENT_PDU; 11181b42725f06f8906b9b99381da3490484f59df28aJens Axboe stream.next_out = out_pdu; 11193c547fe0547c924ca5174d9aa36720ddb441480aJens Axboe ret = deflate(&stream, Z_FINISH); 11203c547fe0547c924ca5174d9aa36720ddb441480aJens Axboe /* may be Z_OK, or Z_STREAM_END */ 11213c547fe0547c924ca5174d9aa36720ddb441480aJens Axboe if (ret < 0) 11223c547fe0547c924ca5174d9aa36720ddb441480aJens Axboe goto err_zlib; 11231b42725f06f8906b9b99381da3490484f59df28aJens Axboe 11241b42725f06f8906b9b99381da3490484f59df28aJens Axboe this_len = FIO_SERVER_MAX_FRAGMENT_PDU - stream.avail_out; 11251b42725f06f8906b9b99381da3490484f59df28aJens Axboe 11261b42725f06f8906b9b99381da3490484f59df28aJens Axboe if (stream.avail_in) 112753bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe flags = FIO_NET_CMD_F_MORE; 11281b42725f06f8906b9b99381da3490484f59df28aJens Axboe 112953bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe ret = fio_send_cmd_ext_pdu(server_fd, FIO_NET_CMD_IOLOG, 113053bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe out_pdu, this_len, 0, flags); 113153bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe if (ret) 113253bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe goto err_zlib; 11331b42725f06f8906b9b99381da3490484f59df28aJens Axboe } while (stream.avail_in); 11341b42725f06f8906b9b99381da3490484f59df28aJens Axboe 113553bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboeerr_zlib: 11361b42725f06f8906b9b99381da3490484f59df28aJens Axboe deflateEnd(&stream); 113753bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboeerr: 113853bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe free(out_pdu); 113953bd8dbcbf692d1f622d6c9e62284121e710fdc3Jens Axboe return ret; 11401b42725f06f8906b9b99381da3490484f59df28aJens Axboe} 11411b42725f06f8906b9b99381da3490484f59df28aJens Axboe 11422f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboevoid fio_server_send_add_job(struct thread_data *td) 1143807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe{ 1144807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe struct cmd_add_job_pdu pdu; 1145807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe 1146731e30a2551315c609c23ac107377b63c02d51faJens Axboe memset(&pdu, 0, sizeof(pdu)); 11472f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe pdu.thread_number = cpu_to_le32(td->thread_number); 11482f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe pdu.groupid = cpu_to_le32(td->groupid); 11492f122b135b7319ff8dd04dadf31ff28b301051a3Jens Axboe convert_thread_options_to_net(&pdu.top, &td->o); 1150807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe 1151807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe fio_net_send_cmd(server_fd, FIO_NET_CMD_ADD_JOB, &pdu, sizeof(pdu), 0); 1152807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe} 1153807f9971e7bfedfc905d2cb2c38a6e558db2f343Jens Axboe 1154122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboevoid fio_server_send_start(struct thread_data *td) 1155122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe{ 1156122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe assert(server_fd != -1); 1157122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 1158122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe fio_net_send_simple_cmd(server_fd, FIO_NET_CMD_SERVER_START, 0, NULL); 1159122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe} 1160122c772599f1b0a3148a5790775698d3fa92cc10Jens Axboe 116187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic int fio_init_server_ip(void) 116281179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe{ 1163811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe struct sockaddr *addr; 1164811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe fio_socklen_t socklen; 116587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe int sk, opt; 116681179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 1167811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe if (use_ipv6) 1168811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe sk = socket(AF_INET6, SOCK_STREAM, 0); 1169811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe else 1170811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe sk = socket(AF_INET, SOCK_STREAM, 0); 1171811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe 117281179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe if (sk < 0) { 117381179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe log_err("fio: socket: %s\n", strerror(errno)); 117481179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return -1; 117581179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe } 117681179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 117781179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe opt = 1; 117881179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe if (setsockopt(sk, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt)) < 0) { 117981179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe log_err("fio: setsockopt: %s\n", strerror(errno)); 1180b94cba47cfdf96e72ec894080b3a7bf645a86e9cJens Axboe close(sk); 118181179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return -1; 118281179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe } 118381179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe#ifdef SO_REUSEPORT 11846eb2479194603184f393057ea10326643edc7169Jens Axboe if (setsockopt(sk, SOL_SOCKET, SO_REUSEPORT, &opt, sizeof(opt)) < 0) { 118581179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe log_err("fio: setsockopt: %s\n", strerror(errno)); 1186b94cba47cfdf96e72ec894080b3a7bf645a86e9cJens Axboe close(sk); 118781179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return -1; 118881179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe } 118981179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe#endif 119081179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 1191811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe if (use_ipv6) { 1192811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe addr = (struct sockaddr *) &saddr_in6; 1193811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe socklen = sizeof(saddr_in6); 1194811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe saddr_in6.sin6_family = AF_INET6; 1195811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe } else { 1196811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe addr = (struct sockaddr *) &saddr_in; 1197811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe socklen = sizeof(saddr_in); 1198811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe saddr_in.sin_family = AF_INET; 1199811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe } 120081179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 1201811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe if (bind(sk, addr, socklen) < 0) { 120281179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe log_err("fio: bind: %s\n", strerror(errno)); 1203b94cba47cfdf96e72ec894080b3a7bf645a86e9cJens Axboe close(sk); 120481179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return -1; 120581179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe } 120681179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 120787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return sk; 120887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe} 120987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 121087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic int fio_init_server_sock(void) 121187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe{ 121287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe struct sockaddr_un addr; 121387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe fio_socklen_t len; 121487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe mode_t mode; 121587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe int sk; 121687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 121787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe sk = socket(AF_UNIX, SOCK_STREAM, 0); 121887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (sk < 0) { 121987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe log_err("fio: socket: %s\n", strerror(errno)); 122087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return -1; 122187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe } 122287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 122387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe mode = umask(000); 122487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 122587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe memset(&addr, 0, sizeof(addr)); 122687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe addr.sun_family = AF_UNIX; 122787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe strcpy(addr.sun_path, bind_sock); 122887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe unlink(bind_sock); 122987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 123087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe len = sizeof(addr.sun_family) + strlen(bind_sock) + 1; 123187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 123287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (bind(sk, (struct sockaddr *) &addr, len) < 0) { 123387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe log_err("fio: bind: %s\n", strerror(errno)); 1234b94cba47cfdf96e72ec894080b3a7bf645a86e9cJens Axboe close(sk); 123587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return -1; 123687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe } 123787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 123887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe umask(mode); 123987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return sk; 124087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe} 124187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 124287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic int fio_init_server_connection(void) 124387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe{ 1244bebe639808147d587bbe776566d390b9ff98773fJens Axboe char bind_str[128]; 124587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe int sk; 124687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 124787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe dprint(FD_NET, "starting server\n"); 124887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 124987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (!bind_sock) 125087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe sk = fio_init_server_ip(); 125187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe else 125287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe sk = fio_init_server_sock(); 125387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 125487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (sk < 0) 125587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return sk; 125687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 1257811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe if (!bind_sock) { 1258811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe char *p, port[16]; 1259811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe const void *src; 1260811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe int af; 1261811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe 1262811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe if (use_ipv6) { 1263811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe af = AF_INET6; 1264811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe src = &saddr_in6.sin6_addr; 1265811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe } else { 1266811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe af = AF_INET; 1267811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe src = &saddr_in.sin_addr; 1268811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe } 1269811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe 1270811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe p = (char *) inet_ntop(af, src, bind_str, sizeof(bind_str)); 1271811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe 1272811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe sprintf(port, ",%u", fio_net_port); 1273811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe if (p) 1274811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe strcat(p, port); 1275811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe else 1276811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe strcpy(bind_str, port); 1277811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe } else 1278bebe639808147d587bbe776566d390b9ff98773fJens Axboe strcpy(bind_str, bind_sock); 1279bebe639808147d587bbe776566d390b9ff98773fJens Axboe 1280bebe639808147d587bbe776566d390b9ff98773fJens Axboe log_info("fio: server listening on %s\n", bind_str); 1281bebe639808147d587bbe776566d390b9ff98773fJens Axboe 128289c1707cb512e562b55b56c268f7fad612be6f04Jens Axboe if (listen(sk, 0) < 0) { 128381179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe log_err("fio: listen: %s\n", strerror(errno)); 128481179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return -1; 128581179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe } 128681179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 128787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return sk; 128887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe} 128987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 12903ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboeint fio_server_parse_host(const char *host, int *ipv6, struct in_addr *inp, 12913ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe struct in6_addr *inp6) 12923ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 12933ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe{ 12943ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe int ret = 0; 12953ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 12963ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe if (*ipv6) 12973ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe ret = inet_pton(AF_INET6, host, inp6); 12983ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe else 12993ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe ret = inet_pton(AF_INET, host, inp); 13003ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 13013ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe if (ret != 1) { 13023ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe struct hostent *hent; 13033ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 13043ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe hent = gethostbyname(host); 13053ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe if (!hent) { 13063ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe log_err("fio: failed to resolve <%s>\n", host); 13073ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe return 0; 13083ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe } 13093ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 13103ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe if (*ipv6) { 13113ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe if (hent->h_addrtype != AF_INET6) { 13123ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe log_info("fio: falling back to IPv4\n"); 13133ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe *ipv6 = 0; 13143ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe } else 13153ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe memcpy(inp6, hent->h_addr_list[0], 16); 13163ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe } 13173ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe if (!*ipv6) { 13183ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe if (hent->h_addrtype != AF_INET) { 13193ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe log_err("fio: lookup type mismatch\n"); 13203ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe return 0; 13213ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe } 13223ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe memcpy(inp, hent->h_addr_list[0], 4); 13233ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe } 13243ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe ret = 1; 13253ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe } 13263ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 13273ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe return !(ret == 1); 13283ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe} 13293ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe 1330660a2bfb0858f94633f9e567b81968981541f079Jens Axboe/* 1331660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * Parse a host/ip/port string. Reads from 'str'. 1332660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * 1333660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * Outputs: 1334660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * 1335660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * For IPv4: 1336660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * *ptr is the host, *port is the port, inp is the destination. 1337660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * For IPv6: 1338660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * *ptr is the host, *port is the port, inp6 is the dest, and *ipv6 is 1. 1339660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * For local domain sockets: 1340660a2bfb0858f94633f9e567b81968981541f079Jens Axboe * *ptr is the filename, *is_sock is 1. 1341660a2bfb0858f94633f9e567b81968981541f079Jens Axboe */ 1342bebe639808147d587bbe776566d390b9ff98773fJens Axboeint fio_server_parse_string(const char *str, char **ptr, int *is_sock, 1343811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe int *port, struct in_addr *inp, 1344811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe struct in6_addr *inp6, int *ipv6) 1345bebe639808147d587bbe776566d390b9ff98773fJens Axboe{ 134676867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe const char *host = str; 134776867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe char *portp; 13483ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe int lport = 0; 134976867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe 1350bebe639808147d587bbe776566d390b9ff98773fJens Axboe *ptr = NULL; 1351bebe639808147d587bbe776566d390b9ff98773fJens Axboe *is_sock = 0; 13526d2cf39497670a0246c9b7bb1cc6ef77629e08f7Jens Axboe *port = fio_net_port; 1353811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe *ipv6 = 0; 1354bebe639808147d587bbe776566d390b9ff98773fJens Axboe 1355bebe639808147d587bbe776566d390b9ff98773fJens Axboe if (!strncmp(str, "sock:", 5)) { 1356bebe639808147d587bbe776566d390b9ff98773fJens Axboe *ptr = strdup(str + 5); 1357bebe639808147d587bbe776566d390b9ff98773fJens Axboe *is_sock = 1; 135876867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe 135976867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe return 0; 136076867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe } 136176867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe 136276867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe /* 136376867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe * Is it ip:<ip or host>:port 136476867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe */ 136576867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe if (!strncmp(host, "ip:", 3)) 136676867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe host += 3; 136776867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe else if (!strncmp(host, "ip4:", 4)) 136876867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe host += 4; 136976867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe else if (!strncmp(host, "ip6:", 4)) { 137076867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe host += 4; 137176867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe *ipv6 = 1; 137276867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe } else if (host[0] == ':') { 137376867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe /* String is :port */ 137476867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe host++; 137576867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe lport = atoi(host); 137676867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe if (!lport || lport > 65535) { 137776867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe log_err("fio: bad server port %u\n", port); 137876867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe return 1; 137976867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe } 138076867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe /* no hostname given, we are done */ 138176867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe *port = lport; 138276867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe return 0; 138376867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe } 138476867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe 138576867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe /* 138676867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe * If no port seen yet, check if there's a last ':' at the end 138776867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe */ 138876867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe if (!lport) { 138976867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe portp = strchr(host, ','); 139076867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe if (portp) { 139176867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe *portp = '\0'; 139276867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe portp++; 139376867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe lport = atoi(portp); 1394bebe639808147d587bbe776566d390b9ff98773fJens Axboe if (!lport || lport > 65535) { 1395bebe639808147d587bbe776566d390b9ff98773fJens Axboe log_err("fio: bad server port %u\n", port); 1396bebe639808147d587bbe776566d390b9ff98773fJens Axboe return 1; 1397bebe639808147d587bbe776566d390b9ff98773fJens Axboe } 1398bebe639808147d587bbe776566d390b9ff98773fJens Axboe } 139976867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe } 1400bebe639808147d587bbe776566d390b9ff98773fJens Axboe 140176867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe if (lport) 140276867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe *port = lport; 1403bebe639808147d587bbe776566d390b9ff98773fJens Axboe 140476867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe if (!strlen(host)) 140576867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe return 0; 1406bebe639808147d587bbe776566d390b9ff98773fJens Axboe 140776867621c76ce561c315cd9c8d6b055eddd75d88Jens Axboe *ptr = strdup(host); 1408811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe 14093ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe if (fio_server_parse_host(*ptr, ipv6, inp, inp6)) { 14103ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe free(*ptr); 14113ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe *ptr = NULL; 14123ec62ec45ce971b76dd3029412dfd3d0c6221384Jens Axboe return 1; 1413bebe639808147d587bbe776566d390b9ff98773fJens Axboe } 1414bebe639808147d587bbe776566d390b9ff98773fJens Axboe 1415bebe639808147d587bbe776566d390b9ff98773fJens Axboe if (*port == 0) 1416bebe639808147d587bbe776566d390b9ff98773fJens Axboe *port = fio_net_port; 1417bebe639808147d587bbe776566d390b9ff98773fJens Axboe 1418bebe639808147d587bbe776566d390b9ff98773fJens Axboe return 0; 1419bebe639808147d587bbe776566d390b9ff98773fJens Axboe} 1420bebe639808147d587bbe776566d390b9ff98773fJens Axboe 142187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe/* 142287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * Server arg should be one of: 142387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * 142487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * sock:/path/to/socket 142587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * ip:1.2.3.4 142687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * 1.2.3.4 142787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * 142887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * Where sock uses unix domain sockets, and ip binds the server to 142987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * a specific interface. If no arguments are given to the server, it 143087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * uses IP and binds to 0.0.0.0. 143187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe * 143287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe */ 143387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic int fio_handle_server_arg(void) 143487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe{ 14356d2cf39497670a0246c9b7bb1cc6ef77629e08f7Jens Axboe int port = fio_net_port; 1436a7de0a1163e63cb6fa0a6bad773c415d06d154acJens Axboe int is_sock, ret = 0; 1437bebe639808147d587bbe776566d390b9ff98773fJens Axboe 143887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe saddr_in.sin_addr.s_addr = htonl(INADDR_ANY); 143987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 144087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (!fio_server_arg) 1441a7de0a1163e63cb6fa0a6bad773c415d06d154acJens Axboe goto out; 144287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 14434e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe ret = fio_server_parse_string(fio_server_arg, &bind_sock, &is_sock, 1444811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe &port, &saddr_in.sin_addr, 1445811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe &saddr_in6.sin6_addr, &use_ipv6); 14464e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe 14474e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe if (!is_sock && bind_sock) { 14484e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe free(bind_sock); 14494e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe bind_sock = NULL; 14504e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe } 14514e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe 1452a7de0a1163e63cb6fa0a6bad773c415d06d154acJens Axboeout: 14536d2cf39497670a0246c9b7bb1cc6ef77629e08f7Jens Axboe fio_net_port = port; 14546d2cf39497670a0246c9b7bb1cc6ef77629e08f7Jens Axboe saddr_in.sin_port = htons(port); 1455811826be429fd6fc5154d9b04ced1cd22bd66758Jens Axboe saddr_in6.sin6_port = htons(port); 14564e5b8fb8e2d989789e18b31f9aed969c8fa43cdbJens Axboe return ret; 145787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe} 145887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 145987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboestatic int fio_server(void) 146087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe{ 146187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe int sk, ret; 146287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 146387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe dprint(FD_NET, "starting server\n"); 146487aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 146587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (fio_handle_server_arg()) 146687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return -1; 146787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 146887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe sk = fio_init_server_connection(); 146987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (sk < 0) 147087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe return -1; 147181179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 147281179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe ret = accept_loop(sk); 147387aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 147481179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe close(sk); 147587aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 147687aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe if (fio_server_arg) { 147787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe free(fio_server_arg); 147887aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe fio_server_arg = NULL; 147987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe } 1480bebe639808147d587bbe776566d390b9ff98773fJens Axboe if (bind_sock) 1481bebe639808147d587bbe776566d390b9ff98773fJens Axboe free(bind_sock); 148287aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 148381179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe return ret; 148481179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe} 148581179eec4a84ff25c190a8a6a685b0b3b4dd2a37Jens Axboe 14867b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboevoid fio_server_got_signal(int signal) 14879abea48bee7340fdf0aee00fa734a3071d47ed86Jens Axboe{ 14887b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe if (signal == SIGPIPE) 14897b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe server_fd = -1; 14907b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe else { 14917b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe log_info("\nfio: terminating on signal %d\n", signal); 14927b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe exit_backend = 1; 14937b8216842eb888ff626f616c2770a2548b0b0bf9Jens Axboe } 14949abea48bee7340fdf0aee00fa734a3071d47ed86Jens Axboe} 14959abea48bee7340fdf0aee00fa734a3071d47ed86Jens Axboe 149613755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboestatic int check_existing_pidfile(const char *pidfile) 149713755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe{ 149813755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe struct stat sb; 149913755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe char buf[16]; 150013755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe pid_t pid; 150113755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe FILE *f; 150213755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 150313755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe if (stat(pidfile, &sb)) 150413755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return 0; 150513755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 150613755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe f = fopen(pidfile, "r"); 150713755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe if (!f) 150813755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return 0; 150913755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 1510bfc3b17986fb80aeb5a6ea962bb38fc1509d60a8Jens Axboe if (fread(buf, sb.st_size, 1, f) <= 0) { 151113755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe fclose(f); 151213755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return 1; 151313755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe } 151413755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe fclose(f); 151513755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 151613755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe pid = atoi(buf); 151713755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe if (kill(pid, SIGCONT) < 0) 1518ea5aa1be68de71f9f02eb3d6f4db726adcafb40aJens Axboe return errno != ESRCH; 151913755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 152013755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return 1; 152113755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe} 152213755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 152313755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboestatic int write_pid(pid_t pid, const char *pidfile) 1524402668f3e05259bfc135fc097136428feda01006Jens Axboe{ 1525402668f3e05259bfc135fc097136428feda01006Jens Axboe FILE *fpid; 1526402668f3e05259bfc135fc097136428feda01006Jens Axboe 1527402668f3e05259bfc135fc097136428feda01006Jens Axboe fpid = fopen(pidfile, "w"); 1528402668f3e05259bfc135fc097136428feda01006Jens Axboe if (!fpid) { 1529402668f3e05259bfc135fc097136428feda01006Jens Axboe log_err("fio: failed opening pid file %s\n", pidfile); 153013755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return 1; 1531402668f3e05259bfc135fc097136428feda01006Jens Axboe } 1532402668f3e05259bfc135fc097136428feda01006Jens Axboe 1533402668f3e05259bfc135fc097136428feda01006Jens Axboe fprintf(fpid, "%u\n", (unsigned int) pid); 153413755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe fclose(fpid); 153513755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return 0; 1536402668f3e05259bfc135fc097136428feda01006Jens Axboe} 1537402668f3e05259bfc135fc097136428feda01006Jens Axboe 1538402668f3e05259bfc135fc097136428feda01006Jens Axboe/* 1539402668f3e05259bfc135fc097136428feda01006Jens Axboe * If pidfile is specified, background us. 1540402668f3e05259bfc135fc097136428feda01006Jens Axboe */ 1541402668f3e05259bfc135fc097136428feda01006Jens Axboeint fio_start_server(char *pidfile) 1542e46d809110bd4ad2980ca64931b683673444454bJens Axboe{ 1543e46d809110bd4ad2980ca64931b683673444454bJens Axboe pid_t pid; 1544402668f3e05259bfc135fc097136428feda01006Jens Axboe int ret; 1545e46d809110bd4ad2980ca64931b683673444454bJens Axboe 154693bcfd20e37cef8cec350fe06d3a086724c9f257Bruce Cran#if defined(WIN32) 1547905c78b90f92bab91555313f7b4bd83d18246139Jens Axboe WSADATA wsd; 15483c3ed070502bbfec387ded2c43d5e4559ca24a63Jens Axboe WSAStartup(MAKEWORD(2, 2), &wsd); 154993bcfd20e37cef8cec350fe06d3a086724c9f257Bruce Cran#endif 155093bcfd20e37cef8cec350fe06d3a086724c9f257Bruce Cran 1551402668f3e05259bfc135fc097136428feda01006Jens Axboe if (!pidfile) 1552e46d809110bd4ad2980ca64931b683673444454bJens Axboe return fio_server(); 1553e46d809110bd4ad2980ca64931b683673444454bJens Axboe 155413755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe if (check_existing_pidfile(pidfile)) { 155513755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe log_err("fio: pidfile %s exists and server appears alive\n", 155613755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe pidfile); 155713755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe return -1; 155813755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe } 155913755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 1560e46d809110bd4ad2980ca64931b683673444454bJens Axboe pid = fork(); 1561e46d809110bd4ad2980ca64931b683673444454bJens Axboe if (pid < 0) { 156213755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe log_err("fio: failed server fork: %s", strerror(errno)); 1563402668f3e05259bfc135fc097136428feda01006Jens Axboe free(pidfile); 1564c28e8e8c68f7e908085f4585299e6e4d74d01837Jens Axboe return -1; 1565402668f3e05259bfc135fc097136428feda01006Jens Axboe } else if (pid) { 156613755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe int ret = write_pid(pid, pidfile); 156713755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe 156813755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe exit(ret); 1569402668f3e05259bfc135fc097136428feda01006Jens Axboe } 1570e46d809110bd4ad2980ca64931b683673444454bJens Axboe 1571e46d809110bd4ad2980ca64931b683673444454bJens Axboe setsid(); 157213755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe openlog("fio", LOG_NDELAY|LOG_NOWAIT|LOG_PID, LOG_USER); 157313755d946d034eb7395a818db7ace2c9cb60b4cbJens Axboe log_syslog = 1; 1574e46d809110bd4ad2980ca64931b683673444454bJens Axboe close(STDIN_FILENO); 1575e46d809110bd4ad2980ca64931b683673444454bJens Axboe close(STDOUT_FILENO); 1576e46d809110bd4ad2980ca64931b683673444454bJens Axboe close(STDERR_FILENO); 1577e46d809110bd4ad2980ca64931b683673444454bJens Axboe f_out = NULL; 1578e46d809110bd4ad2980ca64931b683673444454bJens Axboe f_err = NULL; 1579402668f3e05259bfc135fc097136428feda01006Jens Axboe 1580402668f3e05259bfc135fc097136428feda01006Jens Axboe ret = fio_server(); 1581402668f3e05259bfc135fc097136428feda01006Jens Axboe 1582402668f3e05259bfc135fc097136428feda01006Jens Axboe closelog(); 1583402668f3e05259bfc135fc097136428feda01006Jens Axboe unlink(pidfile); 1584402668f3e05259bfc135fc097136428feda01006Jens Axboe free(pidfile); 1585402668f3e05259bfc135fc097136428feda01006Jens Axboe return ret; 1586e46d809110bd4ad2980ca64931b683673444454bJens Axboe} 158787aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe 1588bebe639808147d587bbe776566d390b9ff98773fJens Axboevoid fio_server_set_arg(const char *arg) 158987aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe{ 159087aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe fio_server_arg = strdup(arg); 159187aa8f1901e26bc377f3035a485d35c417d0255aJens Axboe} 1592