From 08633c32740c7b5b08dd057749f611d7f13b55a7 Mon Sep 17 00:00:00 2001 From: Ben England Date: Thu, 7 May 2015 14:12:05 -0400 Subject: [PATCH] allow --client parameter to be pathname containing client host IPs/names --- init.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/init.c b/init.c index 1a5d4c9e..5e6d54f3 100644 --- a/init.c +++ b/init.c @@ -2242,6 +2242,32 @@ int parse_cmd_line(int argc, char *argv[], int client_type) exit_val = 1; break; } + /* if --client parameter contains a pathname */ + if (0 == access(optarg, R_OK)) { + /* file contains a list of host addrs or names */ + char hostaddr[_POSIX_HOST_NAME_MAX] = {0}; + char formatstr[8]; + FILE * hostf = fopen(optarg, "r"); + if (!hostf) { + log_err("fio: could not open client list file %s for read\n", optarg); + do_exit++; + exit_val = 1; + break; + } + sprintf(formatstr, "%%%ds", _POSIX_HOST_NAME_MAX-1); + /* read at most _POSIX_HOST_NAME_MAX-1 chars from each record in this file */ + while (fscanf(hostf, formatstr, hostaddr) == 1) { + /* expect EVERY host in file to be valid */ + if (fio_client_add(&fio_client_ops, hostaddr, &cur_client)) { + log_err("fio: failed adding client %s from file %s\n", hostaddr, optarg); + do_exit++; + exit_val = 1; + break; + } + } + fclose(hostf); + break; /* no possibility of job file for "this client only" */ + } if (fio_client_add(&fio_client_ops, optarg, &cur_client)) { log_err("fio: failed adding client %s\n", optarg); do_exit++; -- 2.25.1