13 files changed, 48 insertions, 36 deletions

diff --git a/.github/prepare_debian.sh b/.github/prepare_debian.sh
index 5222659..7f5592b 100755
--- a/.github/prepare_debian.sh
+++ b/.github/prepare_debian.sh
@@ -5,13 +5,18 @@ set -e
 
 export DEBIAN_FRONTEND=noninteractive
 
-sed "s/main/non-free contrib/g" /etc/apt/sources.list.d/debian.sources > /etc/apt/sources.list.d/debian-nonfree.sources
-apt-get update
-apt-get -y install software-properties-common
-if [ $(lsb_release -is) = "Debian" ]; then
-  apt-add-repository non-free
-  apt-get update
+source /etc/os-release
+
+if [ ${ID} = "debian" ]; then
+        if [ -f /etc/apt/sources.list.d/debian.sources  ]; then
+                sed "s/main/non-free contrib/g" /etc/apt/sources.list.d/debian.sources > /etc/apt/sources.list.d/debian-nonfree.sources
+        else
+                apt-get update
+                apt-get -y install software-properties-common
+                apt-add-repository non-free
+        fi
 fi
+apt-get update
 apt-get -y install perl \
         autotools-dev \
         libdbi-dev \
@@ -83,7 +88,7 @@ cp tools/squid.conf /etc/squid/squid.conf
 service squid start
 
 # mariadb
-service mariadb start
+service mariadb start || service mysql start
 mysql -e "create database IF NOT EXISTS test;" -uroot
 
 # ldap
diff --git a/.gitignore b/.gitignore
index fdcad9f..02ca61e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -246,6 +246,7 @@ NP-VERSION-FILE
 /plugins-scripts/check_ircd
 /plugins-scripts/check_log
 /plugins-scripts/check_mailq
+/plugins-scripts/check_mssql
 /plugins-scripts/check_ntp
 /plugins-scripts/check_oracle
 /plugins-scripts/check_rpc
diff --git a/lib/utils_base.c b/lib/utils_base.c
index eb1823b..c458cf6 100644
--- a/lib/utils_base.c
+++ b/lib/utils_base.c
@@ -24,7 +24,7 @@
 *
 *****************************************************************************/
 
-#include "common.h"
+#include "../plugins/common.h"
 #include <stdarg.h>
 #include "utils_base.h"
 #include <ctype.h>
@@ -319,18 +319,18 @@ char *np_extract_value(const char *varlist, const char *name, char sep) {
 
         while (1) {
                 /* Strip any leading space */
-                for (varlist; isspace(varlist[0]); varlist++);
+                for (; isspace(varlist[0]); varlist++);
 
                 if (strncmp(name, varlist, strlen(name)) == 0) {
                         varlist += strlen(name);
                         /* strip trailing spaces */
-                        for (varlist; isspace(varlist[0]); varlist++);
+                        for (; isspace(varlist[0]); varlist++);
 
                         if (varlist[0] == '=') {
                                 /* We matched the key, go past the = sign */
                                 varlist++;
                                 /* strip leading spaces */
-                                for (varlist; isspace(varlist[0]); varlist++);
+                                for (; isspace(varlist[0]); varlist++);
 
                                 if (tmp = index(varlist, sep)) {
                                         /* Value is delimited by a comma */
diff --git a/plugins-root/check_dhcp.c b/plugins-root/check_dhcp.c
index ad67323..147db6b 100644
--- a/plugins-root/check_dhcp.c
+++ b/plugins-root/check_dhcp.c
@@ -470,10 +470,6 @@ int send_dhcp_discover(int sock){
         packet_xid=random();
         discover_packet.xid=htonl(packet_xid);
 
-        /**** WHAT THE HECK IS UP WITH THIS?!?  IF I DON'T MAKE THIS CALL, ONLY ONE SERVER RESPONSE IS PROCESSED!!!! ****/
-        /* downright bizzarre... */
-        ntohl(discover_packet.xid);
-
         /*discover_packet.secs=htons(65535);*/
         discover_packet.secs=0xFF;
 
diff --git a/plugins-scripts/check_log.sh b/plugins-scripts/check_log.sh
index c623a8d..8ecdd31 100755
--- a/plugins-scripts/check_log.sh
+++ b/plugins-scripts/check_log.sh
@@ -105,11 +105,11 @@ while test -n "$1"; do
     case "$1" in
         -h | --help)
             print_help
-            exit "$STATE_OK"
+            exit "$STATE_UNKNOWN"
             ;;
         -V | --version)
             print_revision "$PROGNAME" "$REVISION"
-            exit "$STATE_OK"
+            exit "$STATE_UNKNOWN"
             ;;
         -F | --filename)
             logfile=$2
diff --git a/plugins-scripts/check_oracle.sh b/plugins-scripts/check_oracle.sh
index b14ec50..5998138 100755
--- a/plugins-scripts/check_oracle.sh
+++ b/plugins-scripts/check_oracle.sh
@@ -86,20 +86,20 @@ esac
 # Information options
 case "$cmd" in
 --help)
-                print_help
-    exit "$STATE_OK"
+    print_help
+    exit "$STATE_UNKNOWN"
     ;;
 -h)
-                print_help
-    exit "$STATE_OK"
+    print_help
+    exit "$STATE_UNKNOWN"
     ;;
 --version)
-                print_revision "$PROGNAME" "$REVISION"
-    exit "$STATE_OK"
+    print_revision "$PROGNAME" "$REVISION"
+    exit "$STATE_UNKNOWN"
     ;;
 -V)
-                print_revision "$PROGNAME" "$REVISION"
-    exit "$STATE_OK"
+    print_revision "$PROGNAME" "$REVISION"
+    exit "$STATE_UNKNOWN"
     ;;
 esac
 
diff --git a/plugins-scripts/check_sensors.sh b/plugins-scripts/check_sensors.sh
index 921e7b3..866e0e0 100755
--- a/plugins-scripts/check_sensors.sh
+++ b/plugins-scripts/check_sensors.sh
@@ -26,19 +26,19 @@ print_help() {
 case "$1" in
         --help)
                 print_help
-                exit "$STATE_OK"
+                exit "$STATE_UNKNOWN"
                 ;;
         -h)
                 print_help
-                exit "$STATE_OK"
+                exit "$STATE_UNKNOWN"
                 ;;
         --version)
                 print_revision "$PROGNAME" "$REVISION"
-                exit "$STATE_OK"
+                exit "$STATE_UNKNOWN"
                 ;;
         -V)
                 print_revision "$PROGNAME" "$REVISION"
-                exit "$STATE_OK"
+                exit "$STATE_UNKNOWN"
                 ;;
         *)
                 sensordata=$(sensors 2>&1)
diff --git a/plugins/check_curl.c b/plugins/check_curl.c
index be5740d..100a97a 100644
--- a/plugins/check_curl.c
+++ b/plugins/check_curl.c
@@ -2217,11 +2217,10 @@ curlhelp_parse_statusline (const char *buf, curlhelp_statusline *status_line)
   if( strchr( p, '.' ) != NULL ) {
 
     /* HTTP 1.x case */
-    char *ppp;
-    ppp = strtok( p, "." );
+    strtok( p, "." );
     status_line->http_major = (int)strtol( p, &pp, 10 );
     if( *pp != '\0' ) { free( first_line_buf ); return -1; }
-    ppp = strtok( NULL, " " );
+    strtok( NULL, " " );
     status_line->http_minor = (int)strtol( p, &pp, 10 );
     if( *pp != '\0' ) { free( first_line_buf ); return -1; }
     p += 4; /* 1.x SP */
diff --git a/plugins/check_http.c b/plugins/check_http.c
index 8c03bc8..6956a72 100644
--- a/plugins/check_http.c
+++ b/plugins/check_http.c
@@ -1391,7 +1391,6 @@ char *unchunk_content(const char *content) {
   // https://en.wikipedia.org/wiki/Chunked_transfer_encoding
   // https://www.rfc-editor.org/rfc/rfc7230#section-4.1
   char *result = NULL;
-  size_t content_length = strlen(content);
   char *start_of_chunk;
   char* end_of_chunk;
   long size_of_chunk;
diff --git a/plugins/check_mysql.c b/plugins/check_mysql.c
index 0cba50e..6cfa70e 100644
--- a/plugins/check_mysql.c
+++ b/plugins/check_mysql.c
@@ -551,7 +551,7 @@ print_help (void)
   printf ("    %s\n", _("Exit with CRITICAL status if slave server is more then INTEGER seconds"));
   printf ("    %s\n", _("behind master"));
   printf (" %s\n", "-l, --ssl");
-  printf ("    %s\n", _("Use ssl encryptation"));
+  printf ("    %s\n", _("Use ssl encryption"));
   printf (" %s\n", "-C, --ca-cert=STRING");
   printf ("    %s\n", _("Path to CA signing the cert"));
   printf (" %s\n", "-a, --cert=STRING");
diff --git a/plugins/check_nt.c b/plugins/check_nt.c
index 59c135d..d73d83c 100644
--- a/plugins/check_nt.c
+++ b/plugins/check_nt.c
@@ -341,7 +341,7 @@ int main(int argc, char **argv){
 
                 2) If the counter you're going to measure is percent-based, the code will detect
                  the percent sign in its name and will attribute minimum (0%) and maximum (100%)
-                 values automagically, as well the ¨%" sign to graph units.
+                 values automagically, as well the "%" sign to graph units.
 
                 3) OTOH, if the counter is "absolute", you'll have to provide the following
                  the counter unit - that is, the dimensions of the counter you're getting. Examples:
diff --git a/plugins/check_pgsql.c b/plugins/check_pgsql.c
index 94a03b2..6199033 100644
--- a/plugins/check_pgsql.c
+++ b/plugins/check_pgsql.c
@@ -517,7 +517,10 @@ print_help (void)
         printf (" %s\n", _("connecting to the server. The result from the query has to be numeric."));
         printf (" %s\n", _("Multiple SQL commands, separated by semicolon, are allowed but the result "));
         printf (" %s\n", _("of the last command is taken into account only. The value of the first"));
-        printf (" %s\n\n", _("column in the first row is used as the check result."));
+        printf (" %s\n", _("column in the first row is used as the check result. If a second column is"));
+        printf (" %s\n", _("present in the result set, this is added to the plugin output with a"));
+        printf (" %s\n", _("prefix of \"Extra Info:\". This information can be displayed in the system"));
+        printf (" %s\n\n", _("executing the plugin."));
 
         printf (" %s\n", _("See the chapter \"Monitoring Database Activity\" of the PostgreSQL manual"));
         printf (" %s\n\n", _("for details about how to access internal statistics of the database server."));
@@ -557,6 +560,7 @@ do_query (PGconn *conn, char *query)
         PGresult *res;
 
         char *val_str;
+        char *extra_info;
         double value;
 
         char *endptr = NULL;
@@ -621,6 +625,12 @@ do_query (PGconn *conn, char *query)
         printf ("|query=%f;%s;%s;;\n", value,
                         query_warning ? query_warning : "",
                         query_critical ? query_critical : "");
+        if (PQnfields (res) > 1) {
+                extra_info = PQgetvalue (res, 0, 1);
+                if (extra_info != NULL) {
+                        printf ("Extra Info: %s\n", extra_info);
+                }
+        }
         return my_status;
 }
 
diff --git a/plugins/runcmd.c b/plugins/runcmd.c
index 1bd2ca1..c1d675d 100644
--- a/plugins/runcmd.c
+++ b/plugins/runcmd.c
@@ -44,6 +44,8 @@
 # include <sys/wait.h>
 #endif
 
+#include "./utils.h"
+
 /** macros **/
 #ifndef WEXITSTATUS
 # define WEXITSTATUS(stat_val) ((unsigned)(stat_val) >> 8)