1 files changed, 74 insertions, 0 deletions
diff --git a/plugins-root/t/check_dhcp.t b/plugins-root/t/check_dhcp.t
new file mode 100644
index 0000000..ce62773
--- /dev/null
+++ b/plugins-root/t/check_dhcp.t
@@ -0,0 +1,74 @@
+#! /usr/bin/perl -w -I ..
+#
+# DHCP Tests via check_dhcp
+#
+
+use strict;
+use Test::More;
+use NPTest;
+
+my $allow_sudo = getTestParameter( "NP_ALLOW_SUDO",
+                                   "If sudo is setup for this user to run any command as root ('yes' to allow)",
+                                   "no" );
+
+if ($allow_sudo eq "yes" or $> == 0) {
+    plan tests => 6;
+} else {
+    plan skip_all => "Need sudo to test check_dhcp";
+}
+my $sudo = $> == 0 ? '' : 'sudo';
+
+my $successOutput = '/OK: Received \d+ DHCPOFFER\(s\), \d+ of 1 requested servers responded, max lease time = \d+ sec\./';
+my $failureOutput = '/CRITICAL: (No DHCPOFFERs were received|Received \d+ DHCPOFFER\(s\), 0 of 1 requested servers responded, max lease time = \d+ sec\.)/';
+my $invalidOutput = '/Invalid hostname/';
+
+my $host_responsive    = getTestParameter( "NP_HOST_DHCP_RESPONSIVE",
+                                           "The hostname of system responsive to dhcp requests",
+                                           "localhost" );
+
+my $host_nonresponsive = getTestParameter( "NP_HOST_NONRESPONSIVE",
+                                           "The hostname of system not responsive to dhcp requests",
+                                           "10.0.0.1" );
+
+my $hostname_invalid   = getTestParameter( "NP_HOSTNAME_INVALID",
+                                           "An invalid (not known to DNS) hostname",
+                                           "nosuchhost" );
+
+# try to determince interface
+my $interface = '';
+
+# find interface used for default route
+if (-x '/usr/sbin/ip' and `/usr/sbin/ip route get 1.1.1.1 2>/dev/null` =~ m/\sdev\s(\S+)/) {
+    $interface = "-i $1";
+}
+elsif (`ifconfig -a 2>/dev/null` =~ m/^(e\w*\d+)/mx and $1 ne 'eth0') {
+    $interface = ' -i '.$1;
+}
+
+my $res;
+SKIP: {
+    skip('need responsive test host', 2) unless $host_responsive;
+    $res = NPTest->testCmd(
+        "$sudo ./check_dhcp $interface -u -s $host_responsive"
+    );
+    is( $res->return_code, 0, "Syntax ok" );
+    like( $res->output, $successOutput, "Output OK" );
+};
+
+SKIP: {
+    skip('need nonresponsive test host', 2) unless $host_nonresponsive;
+    $res = NPTest->testCmd(
+        "$sudo ./check_dhcp $interface -u -s $host_nonresponsive"
+    );
+    is( $res->return_code, 2, "Exit code - host nonresponsive" );
+    like( $res->output, $failureOutput, "Output OK" );
+};
+
+SKIP: {
+    skip('need invalid test host', 2) unless $hostname_invalid;
+    $res = NPTest->testCmd(
+        "$sudo ./check_dhcp $interface -u -s $hostname_invalid"
+    );
+    is( $res->return_code, 3, "Exit code - host invalid" );
+    like( $res->output, $invalidOutput, "Output OK" );
+};