1 files changed, 16 insertions, 3 deletions

diff --git a/plugins/check_apt.c b/plugins/check_apt.c
index a1176cf0..cf186611 100644
--- a/plugins/check_apt.c
+++ b/plugins/check_apt.c
@@ -41,6 +41,8 @@ const char *email = "nagiosplug-devel@lists.sourceforge.net";
 /* some constants */
 typedef enum { UPGRADE, DIST_UPGRADE, NO_UPGRADE } upgrade_type;
 
+/* Character for hidden input file option (for testing). */
+#define INPUT_FILE_OPT CHAR_MAX+1
 /* the default opts can be overridden via the cmdline */
 #define UPGRADE_DEFAULT_OPTS "-o 'Debug::NoLocking=true' -s -qq"
 #define UPDATE_DEFAULT_OPTS "-q"
@@ -77,6 +79,7 @@ static char *update_opts = NULL; /* options to override defaults for update */
 static char *do_include = NULL;  /* regexp to only include certain packages */
 static char *do_exclude = NULL;  /* regexp to only exclude certain packages */
 static char *do_critical = NULL;  /* regexp specifying critical packages */
+static char *input_filename = NULL; /* input filename for testing */
 
 /* other global variables */
 static int stderr_warning = 0;   /* if a cmd issued output on stderr */
@@ -143,6 +146,7 @@ int process_arguments (int argc, char **argv) {
                 {"include", required_argument, 0, 'i'},
                 {"exclude", required_argument, 0, 'e'},
                 {"critical", required_argument, 0, 'c'},
+                {"input-file", required_argument, 0, INPUT_FILE_OPT},
                 {0, 0, 0, 0}
         };
 
@@ -197,6 +201,9 @@ int process_arguments (int argc, char **argv) {
                 case 'c':
                         do_critical=add_to_regexp(do_critical, optarg);
                         break;
+                case INPUT_FILE_OPT:
+                        input_filename = optarg;
+                        break;
                 default:
                         /* print short usage statement if args not parsable */
                         usage5();
@@ -243,8 +250,14 @@ int run_upgrade(int *pkgcount, int *secpkgcount){
         }
 
         cmdline=construct_cmdline(upgrade, upgrade_opts);
-        /* run the upgrade */
-        result = np_runcmd(cmdline, &chld_out, &chld_err, 0);
+        if (input_filename != NULL) {
+                /* read input from a file for testing */
+                result = cmd_file_read(input_filename, &chld_out, 0);
+        } else {
+                /* run the upgrade */
+                result = np_runcmd(cmdline, &chld_out, &chld_err, 0);
+        }
+   
         /* apt-get upgrade only changes exit status if there is an
          * internal error when run in dry-run mode.  therefore we will
          * treat such an error as UNKNOWN */
@@ -290,7 +303,7 @@ int run_upgrade(int *pkgcount, int *secpkgcount){
         *secpkgcount=spc;
 
         /* If we get anything on stderr, at least set warning */
-        if(chld_err.buflen){
+        if (input_filename == NULL && chld_err.buflen) {
                 stderr_warning=1;
                 result = max_state(result, STATE_WARNING);
                 if(verbose){