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| author |  Karl DeBisschop <kdebisschop@users.sourceforge.net>
| 2003-01-16 05:17:10 +0000 |
|---|---|---|
| committer | Karl DeBisschop <kdebisschop@users.sourceforge.net>
| 2003-01-16 05:17:10 +0000 |
| commit | b6f64e12900d1dc308a3325b4c5d80e76eade984 (patch) | |
| tree | ca1e27a07627109b8a3021b4d682c6dc05826008 /plugins/check_by_ssh.c | |
| parent | 7f7188e8de0a21d7846d0b0abcaa9fd38208ffbc (diff) | |
| download | monitoring-plugins-b6f64e12900d1dc308a3325b4c5d80e76eade984.tar.gz | |
avoid segfault when host is not given
git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@240 f882894a-f735-0410-b71e-b25c423dba1c
Diffstat (limited to 'plugins/check_by_ssh.c')
| -rw-r--r-- | plugins/check_by_ssh.c | 9 |
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) |