Initial revision

[nagiosplug.git] / contrib / check_uptime.c

diff --git a/contrib/check_uptime.c b/contrib/check_uptime.c
new file mode 100644 (file)
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+++ b/contrib/check_uptime.c
@@ -0,0 +1,99 @@
+/******************************************************************************
+ *
+ * CHECK_UPTIME.C
+ *
+ * Program: Uptime plugin for Nagios
+ * License: GPL
+ * Copyright (c) 2000 Teresa Ramanan (teresa@redowl.org)
+ *
+ * Based on CHECK_LOAD.C
+ * Copyright (c) 1999 Felipe Gustavo de Almeida <galmeida@linux.ime.usp.br>
+ *
+ * Last Modified: $Date$
+ *
+ * Command line: CHECK_UPTIME <host_address>
+ * 
+ * Description:
+ *
+ * This plugin parses the output from "uptime", tokenizing it with ',' as the
+ * delimiter. Returning only the number of days and/or the hours and minutes
+ * a machine has been up and running.
+ *
+ *****************************************************************************/
+
+#include "common/config.h"
+#include "common/common.h"
+#include "common/utils.h"
+#include "common/popen.h"
+
+int main(int argc, char **argv)
+{
+
+  int result;
+  char input_buffer[MAX_INPUT_BUFFER];
+  int ct;
+  int i;
+  char *tok1 = NULL;
+  char *daytok = NULL;
+  char *hrmintok = NULL;
+  char *runstr = NULL;
+  char tempp;
+  char ch;
+  char delim[] = ",";
+
+  if(argc != 2){
+    printf("Incorrect number of arguments supplied\n");
+    printf("\n");
+    print_revision(argv[0],"$Revision$");
+    printf("Copyright (c) 2000 Teresa Ramanan (tlr@redowl.org)\n");
+    printf("\n");
+    printf("Usage: %s <host_address>\n",argv[0]);
+    printf("\n");
+    return STATE_UNKNOWN;
+  }
+
+  child_process = spopen(PATH_TO_UPTIME);
+  if(child_process==NULL){
+      printf("Error opening %s\n",PATH_TO_UPTIME);
+      return STATE_UNKNOWN;
+  }
+  child_stderr=fdopen(child_stderr_array[fileno(child_process)],"r");
+  if(child_stderr==NULL){
+    printf("Could not open stderr for %s\n",PATH_TO_UPTIME);
+  }
+  fgets(input_buffer,MAX_INPUT_BUFFER-1,child_process);
+  i = 0;
+  ct = 0;
+
+  /* Let's mark the end of this string for parsing purposes */
+  input_buffer[strlen(input_buffer)-1]='\0';
+
+  tempp = input_buffer[0];
+  while(ch != '\0'){
+    ch = (&tempp)[i];
+    if (ch == ',') { ct++; }
+    i++;
+  }
+  runstr = input_buffer;
+  tok1 = strsep(&runstr, delim);
+  if (ct > 4) {
+    hrmintok = strsep(&runstr, delim);
+    hrmintok++;
+    daytok = strstr(tok1,"up");
+  }
+  else {
+    hrmintok = strstr(tok1, "up");
+  }
+
+  result = spclose(child_process);
+  if(result){
+    printf("Error code %d returned in %s\n",result,PATH_TO_UPTIME);
+    return STATE_UNKNOWN;
+  }
+  if (hrmintok == NULL) {
+    printf("Problem - unexpected data returned\n");
+    return STATE_UNKNOWN;
+  }
+  printf("%s%s%s\n",(daytok == NULL)?"":daytok,(daytok == NULL)?"":",",hrmintok);
+  return STATE_OK;
+}