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nagios-plugins  1.4.16
Defines | Functions
test_cmd.c File Reference
#include "common.h"
#include "utils_cmd.h"
#include "utils_base.h"
#include "tap.h"

Go to the source code of this file.

Defines

#define COMMAND_LINE   1024
#define UNSET   65530

Functions

char * get_command (char *const *line)
int main (int argc, char **argv)

Define Documentation

#define COMMAND_LINE   1024

Definition at line 24 of file test_cmd.c.

#define UNSET   65530

Definition at line 25 of file test_cmd.c.


Function Documentation

char* get_command ( char *const line)

Definition at line 28 of file test_cmd.c.

{
       char *cmd;
       int i = 0;

       asprintf (&cmd, " %s", line[i++]);
       while (line[i] != NULL) {
              asprintf (&cmd, "%s %s", cmd, line[i]);
              i++;
       }

       return cmd;
}

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int main ( int  argc,
char **  argv 
)

Definition at line 43 of file test_cmd.c.

{
       char **command_line = malloc (sizeof (char *) * COMMAND_LINE);
       char *command = NULL;
       char *perl;
       output chld_out, chld_err;
       int c;
       int result = UNSET;

       plan_tests(51);

       diag ("Running plain echo command, set one");

       /* ensure everything is empty before we begin */
       memset (&chld_out, 0, sizeof (output));
       memset (&chld_err, 0, sizeof (output));
       ok (chld_out.lines == 0, "(initialised) Checking stdout is reset");
       ok (chld_err.lines == 0, "(initialised) Checking stderr is reset");
       ok (result == UNSET, "(initialised) Checking exit code is reset");

       command_line[0] = strdup ("/bin/echo");
       command_line[1] = strdup ("this");
       command_line[2] = strdup ("is");
       command_line[3] = strdup ("test");
       command_line[4] = strdup ("one");

       command = get_command (command_line);

       result = cmd_run_array (command_line, &chld_out, &chld_err, 0);
       ok (chld_out.lines == 1,
                     "(array) Check for expected number of stdout lines");
       ok (chld_err.lines == 0,
                     "(array) Check for expected number of stderr lines");
       ok (strcmp (chld_out.line[0], "this is test one") == 0,
                     "(array) Check for expected stdout output");
       ok (result == 0, "(array) Checking exit code");

       /* ensure everything is empty again */
       memset (&chld_out, 0, sizeof (output));
       memset (&chld_err, 0, sizeof (output));
       result = UNSET;
       ok (chld_out.lines == 0, "(initialised) Checking stdout is reset");
       ok (chld_err.lines == 0, "(initialised) Checking stderr is reset");
       ok (result == UNSET, "(initialised) Checking exit code is reset");

       result = cmd_run (command, &chld_out, &chld_err, 0);

       ok (chld_out.lines == 1,
                     "(string) Check for expected number of stdout lines");
       ok (chld_err.lines == 0,
                     "(string) Check for expected number of stderr lines");
       ok (strcmp (chld_out.line[0], "this is test one") == 0,
                     "(string) Check for expected stdout output");
       ok (result == 0, "(string) Checking exit code");

       diag ("Running plain echo command, set two");

       /* ensure everything is empty again */
       memset (&chld_out, 0, sizeof (output));
       memset (&chld_err, 0, sizeof (output));
       result = UNSET;
       ok (chld_out.lines == 0, "(initialised) Checking stdout is reset");
       ok (chld_err.lines == 0, "(initialised) Checking stderr is reset");
       ok (result == UNSET, "(initialised) Checking exit code is reset");

       command_line[0] = strdup ("/bin/echo");
       command_line[1] = strdup ("this is test two");
       command_line[2] = NULL;
       command_line[3] = NULL;
       command_line[4] = NULL;

       result = cmd_run_array (command_line, &chld_out, &chld_err, 0);
       ok (chld_out.lines == 1,
                     "(array) Check for expected number of stdout lines");
       ok (chld_err.lines == 0,
                     "(array) Check for expected number of stderr lines");
       ok (strcmp (chld_out.line[0], "this is test two") == 0,
                     "(array) Check for expected stdout output");
       ok (result == 0, "(array) Checking exit code");

       /* ensure everything is empty again */
       memset (&chld_out, 0, sizeof (output));
       memset (&chld_err, 0, sizeof (output));
       result = UNSET;
       ok (chld_out.lines == 0, "(initialised) Checking stdout is reset");
       ok (chld_err.lines == 0, "(initialised) Checking stderr is reset");
       ok (result == UNSET, "(initialised) Checking exit code is reset");

       result = cmd_run (command, &chld_out, &chld_err, 0);

       ok (chld_out.lines == 1,
                     "(string) Check for expected number of stdout lines");
       ok (chld_err.lines == 0,
                     "(string) Check for expected number of stderr lines");
       ok (strcmp (chld_out.line[0], "this is test one") == 0,
                     "(string) Check for expected stdout output");
       ok (result == 0, "(string) Checking exit code");


       /* ensure everything is empty again */
       memset (&chld_out, 0, sizeof (output));
       memset (&chld_err, 0, sizeof (output));
       result = UNSET;
       ok (chld_out.lines == 0, "(initialised) Checking stdout is reset");
       ok (chld_err.lines == 0, "(initialised) Checking stderr is reset");
       ok (result == UNSET, "(initialised) Checking exit code is reset");

       /* Pass linefeeds via parameters through - those should be evaluated by echo to give multi line output */
       command_line[0] = strdup("/bin/echo");
       command_line[1] = strdup("this is a test via echo\nline two\nit's line 3");
       command_line[2] = strdup("and (note space between '3' and 'and') $$ will not get evaluated");

       result = cmd_run_array (command_line, &chld_out, &chld_err, 0);
       ok (chld_out.lines == 3,
                     "(array) Check for expected number of stdout lines");
       ok (chld_err.lines == 0,
                     "(array) Check for expected number of stderr lines");
       ok (strcmp (chld_out.line[0], "this is a test via echo") == 0,
                     "(array) Check line 1 for expected stdout output");
       ok (strcmp (chld_out.line[1], "line two") == 0,
                     "(array) Check line 2 for expected stdout output");
       ok (strcmp (chld_out.line[2], "it's line 3 and (note space between '3' and 'and') $$ will not get evaluated") == 0,
                     "(array) Check line 3 for expected stdout output");
       ok (result == 0, "(array) Checking exit code");



       /* ensure everything is empty again */
       memset (&chld_out, 0, sizeof (output));
       memset (&chld_err, 0, sizeof (output));
       result = UNSET;
       ok (chld_out.lines == 0, "(initialised) Checking stdout is reset");
       ok (chld_err.lines == 0, "(initialised) Checking stderr is reset");
       ok (result == UNSET, "(initialised) Checking exit code is reset");

       command = (char *)malloc(COMMAND_LINE);
       strcpy(command, "/bin/echo3456 non-existant command");
       result = cmd_run (command, &chld_out, &chld_err, 0);

       ok (chld_out.lines == 0,
                     "Non existant command, so no output");
       ok (chld_err.lines == 0,
                     "No stderr either");
       ok (result == 3, "Get return code 3 (?) for non-existant command");


       /* ensure everything is empty again */
       memset (&chld_out, 0, sizeof (output));
       memset (&chld_err, 0, sizeof (output));
       result = UNSET;

       command = (char *)malloc(COMMAND_LINE);
       strcpy(command, "/bin/sh non-existant-file");
       result = cmd_run (command, &chld_out, &chld_err, 0);

       ok (chld_out.lines == 0,
                     "/bin/sh returns no stdout when file is missing...");
       ok (chld_err.lines == 1,
                     "...but does give an error line");
       ok (strstr(chld_err.line[0],"non-existant-file") != NULL, "And missing filename is in error message");
       ok (result != 0, "Get non-zero return code from /bin/sh");


       /* ensure everything is empty again */
       result = UNSET;

       command = (char *)malloc(COMMAND_LINE);
  strcpy(command, "/bin/sh -c 'exit 7'");
  result = cmd_run (command, NULL, NULL, 0);

  ok (result == 7, "Get return code 7 from /bin/sh");


       /* ensure everything is empty again */
       memset (&chld_out, 0, sizeof (output));
       memset (&chld_err, 0, sizeof (output));
       result = UNSET;

       command = (char *)malloc(COMMAND_LINE);
       strcpy(command, "/bin/non-existant-command");
       result = cmd_run (command, &chld_out, &chld_err, 0);

       ok (chld_out.lines == 0,
                     "/bin/non-existant-command returns no stdout...");
       ok (chld_err.lines == 0,
                     "...and no stderr output either");
       ok (result == 3, "Get return code 3 = UNKNOWN when command does not exist");


       return exit_status ();
}

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