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authorDaniel Willmann <dwillmann@sysmocom.de>2019-11-07 17:04:23 +0100
committerDaniel Willmann <dwillmann@sysmocom.de>2019-11-07 17:05:44 +0100
commitfee9736c262a91ef871bcfc0b26e5a18d7f141dd (patch)
treeada998d829edb76fe68534fb1ca42d7d61d4341c
parentef6c8e95691169789da0701f4037f92789331f5b (diff)
Add oneshot mode that exits after one iterationdaniel/clean-output
-rw-r--r--src/osysmon_main.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/src/osysmon_main.c b/src/osysmon_main.c
index fb01f5e..07a065e 100644
--- a/src/osysmon_main.c
+++ b/src/osysmon_main.c
@@ -118,6 +118,7 @@ static void print_usage()
static void print_help()
{
printf(" -h --help This text.\n");
+ printf(" -o --oneshot Oneshot mode. Execute queries once, then exit.\n");
printf(" -c --config-file filename The config file to use.\n");
printf(" -d option --debug=DRLL:DCC:DMM:DRR:DRSL:DNM Enable debugging.\n");
printf(" -D --daemonize Fork the process into a background daemon.\n");
@@ -130,9 +131,11 @@ static void print_help()
static struct {
const char *config_file;
bool daemonize;
+ bool oneshot;
} cmdline_opts = {
.config_file = "osmo-sysmon.cfg",
.daemonize = false,
+ .oneshot = false,
};
static void handle_options(int argc, char **argv)
@@ -141,6 +144,7 @@ static void handle_options(int argc, char **argv)
int option_index = 0, c;
static struct option long_options[] = {
{"help", 0, 0, 'h'},
+ {"oneshot", 0, 0, 'o'},
{"config-file", 1, 0, 'c'},
{"debug", 1, 0, 'd'},
{"daemonize", 0, 0, 'D'},
@@ -151,7 +155,7 @@ static void handle_options(int argc, char **argv)
{0, 0, 0, 0}
};
- c = getopt_long(argc, argv, "hc:d:Dse:TV",
+ c = getopt_long(argc, argv, "hoc:d:Dse:TV",
long_options, &option_index);
if (c == -1)
break;
@@ -161,6 +165,9 @@ static void handle_options(int argc, char **argv)
print_usage();
print_help();
exit(0);
+ case 'o':
+ cmdline_opts.oneshot = true;
+ break;
case 'c':
cmdline_opts.config_file = optarg;
break;
@@ -212,6 +219,9 @@ static void print_nodes(__attribute__((unused)) void *data)
display_update(root);
value_node_del(root);
+ if (cmdline_opts.oneshot)
+ exit(0);
+
osmo_timer_schedule(&print_timer, 1, 0);
}