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-rw-r--r--plugins/check_by_ssh.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/plugins/check_by_ssh.c b/plugins/check_by_ssh.c
index 5c505309..34e67274 100644
--- a/plugins/check_by_ssh.c
+++ b/plugins/check_by_ssh.c
@@ -283,14 +283,19 @@ process_arguments (int argc, char **argv)
c = optind;
if (hostname == NULL) {
- if (!is_host (argv[c]))
+ if (c <= argc) {
+ terminate (STATE_UNKNOWN, "%s: You must provide a host name\n", progname);
+ } else if (!is_host (argv[c]))
terminate (STATE_UNKNOWN, "%s: Invalid host name %s\n", progname, argv[c]);
hostname = argv[c++];
}
if (strlen(remotecmd) == 0) {
for (; c < argc; c++)
- asprintf (&remotecmd, "%s %s", remotecmd, argv[c]);
+ if (strlen(remotecmd) > 0)
+ asprintf (&remotecmd, "%s %s", remotecmd, argv[c]);
+ else
+ asprintf (&remotecmd, "%s", argv[c]);
}
if (commands > 1)