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iscsi_tgt: add daemon mode for iscsi target (#69)

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* iscsi: add daemon mode for iscsi target

* change the default daemon mode of iscsi tgt to false
This commit is contained in:
liupan1111 2016-12-07 08:15:19 +08:00 committed by Daniel Verkamp
parent e8b7ccbd8e
commit 47f13f5eca
1 changed files with 13 additions and 1 deletions
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14
app/iscsi_tgt/iscsi_tgt.c
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@ -75,6 +75,7 @@ usage(char *executable_name)
printf(" -s size memory size in MB for DPDK\n");
spdk_tracelog_usage(stdout, "-t");
printf(" -H show this usage\n");
printf(" -b run iscsi target background, the default is foreground\n");
printf(" -d disable coredump file enabling\n");
printf(" -q disable notice level logging to stderr\n");
}
@ -93,6 +94,7 @@ main(int argc, char **argv)
{
int ch;
int rc, app_rc;
int daemon_mode = 0;
struct spdk_app_opts opts = {};
/* default value in opts structure */
@ -101,7 +103,7 @@ main(int argc, char **argv)
opts.config_file = SPDK_ISCSI_DEFAULT_CONFIG;
opts.name = "iscsi";
while ((ch = getopt(argc, argv, "c:de:i:l:m:n:p:qs:t:H")) != -1) {
while ((ch = getopt(argc, argv, "bc:de:i:l:m:n:p:qs:t:H")) != -1) {
switch (ch) {
case 'd':
opts.enable_coredump = false;
@ -147,6 +149,9 @@ main(int argc, char **argv)
case 's':
opts.dpdk_mem_size = atoi(optarg);
break;
case 'b':
daemon_mode = 1;
break;
case 'H':
default:
usage(argv[0]);
@ -154,6 +159,13 @@ main(int argc, char **argv)
}
}
if (daemon_mode) {
if (daemon(1, 0) < 0) {
SPDK_ERRLOG("Start iscsi target daemon faild.\n");
exit(EXIT_FAILURE);
}
}
if (spdk_g_notice_stderr_flag == 1 &&
isatty(STDERR_FILENO) &&
!strncmp(ttyname(STDERR_FILENO), "/dev/tty", strlen("/dev/tty"))) {