X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Fgraph_ident.c;h=7dda849e0794bb01f9e19c3d75a58529126a9e80;hb=f393a5cc0a2a7b0cd1d5b06166966d7af6f9daf5;hp=b008a56dac3ae6da05fc3e5d0b2b44b141f826fa;hpb=0ab3085f89e64eecd67d3179ea87f0463e918a10;p=collection4.git

diff --git a/src/graph_ident.c b/src/graph_ident.c
index b008a56..7dda849 100644
--- a/src/graph_ident.c
+++ b/src/graph_ident.c
@@ -1,12 +1,43 @@
+/**
+ * collection4 - graph_ident.c
+ * Copyright (C) 2010  Florian octo Forster
+ * 
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA  02110-1301  USA
+ *
+ * Authors:
+ *   Florian octo Forster <ff at octo.it>
+ **/
+
 #include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
 #include <string.h>
 #include <strings.h>
 #include <errno.h>
 #include <limits.h> /* PATH_MAX */
+#include <sys/types.h>
+#include <sys/stat.h>
 
 #include "graph_ident.h"
 #include "common.h"
 #include "filesystem.h"
+#include "utils_cgi.h"
+
+#include <fcgiapp.h>
+#include <fcgi_stdio.h>
 
 /*
  * Data types
@@ -63,8 +94,10 @@ static char *part_copy_with_selector (const char *selector, /* {{{ */
 static _Bool part_matches (const char *selector, /* {{{ */
     const char *part)
 {
+#if C4_DEBUG
   if ((selector == NULL) && (part == NULL))
     return (1);
+#endif
 
   if (selector == NULL) /* && (part != NULL) */
     return (0);
@@ -196,7 +229,7 @@ void ident_destroy (graph_ident_t *ident) /* {{{ */
 } /* }}} void ident_destroy */
 
 /* ident_get_* methods {{{ */
-const char *ident_get_host (graph_ident_t *ident) /* {{{ */
+const char *ident_get_host (const graph_ident_t *ident) /* {{{ */
 {
   if (ident == NULL)
     return (NULL);
@@ -204,7 +237,7 @@ const char *ident_get_host (graph_ident_t *ident) /* {{{ */
   return (ident->host);
 } /* }}} char *ident_get_host */
 
-const char *ident_get_plugin (graph_ident_t *ident) /* {{{ */
+const char *ident_get_plugin (const graph_ident_t *ident) /* {{{ */
 {
   if (ident == NULL)
     return (NULL);
@@ -212,7 +245,7 @@ const char *ident_get_plugin (graph_ident_t *ident) /* {{{ */
   return (ident->plugin);
 } /* }}} char *ident_get_plugin */
 
-const char *ident_get_plugin_instance (graph_ident_t *ident) /* {{{ */
+const char *ident_get_plugin_instance (const graph_ident_t *ident) /* {{{ */
 {
   if (ident == NULL)
     return (NULL);
@@ -220,7 +253,7 @@ const char *ident_get_plugin_instance (graph_ident_t *ident) /* {{{ */
   return (ident->plugin_instance);
 } /* }}} char *ident_get_plugin_instance */
 
-const char *ident_get_type (graph_ident_t *ident) /* {{{ */
+const char *ident_get_type (const graph_ident_t *ident) /* {{{ */
 {
   if (ident == NULL)
     return (NULL);
@@ -228,13 +261,33 @@ const char *ident_get_type (graph_ident_t *ident) /* {{{ */
   return (ident->type);
 } /* }}} char *ident_get_type */
 
-const char *ident_get_type_instance (graph_ident_t *ident) /* {{{ */
+const char *ident_get_type_instance (const graph_ident_t *ident) /* {{{ */
 {
   if (ident == NULL)
     return (NULL);
 
   return (ident->type_instance);
 } /* }}} char *ident_get_type_instance */
+
+const char *ident_get_field (const graph_ident_t *ident, /* {{{ */
+    graph_ident_field_t field)
+{
+  if ((ident == NULL) || (field >= _GIF_LAST))
+    return (NULL);
+
+  if (field == GIF_HOST)
+    return (ident->host);
+  else if (field == GIF_PLUGIN)
+    return (ident->plugin);
+  else if (field == GIF_PLUGIN_INSTANCE)
+    return (ident->plugin_instance);
+  else if (field == GIF_TYPE)
+    return (ident->type);
+  else if (field == GIF_TYPE_INSTANCE)
+    return (ident->type_instance);
+  else
+    return (NULL); /* never reached */
+} /* }}} const char *ident_get_field */
 /* }}} ident_get_* methods */
 
 /* ident_set_* methods {{{ */
@@ -350,12 +403,10 @@ int ident_compare (const graph_ident_t *i0, /* {{{ */
 _Bool ident_matches (const graph_ident_t *selector, /* {{{ */
     const graph_ident_t *ident)
 {
-  if ((selector == NULL) && (ident == NULL))
+#if C4_DEBUG
+  if ((selector == NULL) || (ident == NULL))
     return (0);
-  else if (selector == NULL)
-    return (-1);
-  else if (ident == NULL)
-    return (1);
+#endif
 
   if (!part_matches (selector->host, ident->host))
     return (0);
@@ -430,6 +481,12 @@ char *ident_to_file (const graph_ident_t *ident) /* {{{ */
   return (strdup (buffer));
 } /* }}} char *ident_to_file */
 
+#define ADD_FIELD(field) do {                              \
+  char json[1024];                                         \
+  json_escape_copy (json, ident->field, sizeof (json));    \
+  strlcat (buffer, json, sizeof (buffer));                 \
+} while (0)
+
 char *ident_to_json (const graph_ident_t *ident) /* {{{ */
 {
   char buffer[4096];
@@ -437,19 +494,47 @@ char *ident_to_json (const graph_ident_t *ident) /* {{{ */
   buffer[0] = 0;
 
   strlcat (buffer, "{\"host\":\"", sizeof (buffer));
-  strlcat (buffer, ident->host, sizeof (buffer));
+  ADD_FIELD (host);
   strlcat (buffer, "\",\"plugin\":\"", sizeof (buffer));
-  strlcat (buffer, ident->plugin, sizeof (buffer));
+  ADD_FIELD (plugin);
   strlcat (buffer, "\",\"plugin_instance\":\"", sizeof (buffer));
-  strlcat (buffer, ident->plugin_instance, sizeof (buffer));
+  ADD_FIELD (plugin_instance);
   strlcat (buffer, "\",\"type\":\"", sizeof (buffer));
-  strlcat (buffer, ident->type, sizeof (buffer));
+  ADD_FIELD (type);
   strlcat (buffer, "\",\"type_instance\":\"", sizeof (buffer));
-  strlcat (buffer, ident->type_instance, sizeof (buffer));
+  ADD_FIELD (type_instance);
   strlcat (buffer, "\"}", sizeof (buffer));
 
   return (strdup (buffer));
 } /* }}} char *ident_to_json */
 
+#undef ADD_FIELD
+
+time_t ident_get_mtime (const graph_ident_t *ident) /* {{{ */
+{
+  char *file;
+  struct stat statbuf;
+  int status;
+
+  if (ident == NULL)
+    return (0);
+
+  file = ident_to_file (ident);
+  if (file == NULL)
+    return (0);
+
+  memset (&statbuf, 0, sizeof (statbuf));
+  status = stat (file, &statbuf);
+  if (status != 0)
+  {
+    fprintf (stderr, "ident_get_mtime: stat'ing file \"%s\" failed: %s\n",
+        file, strerror (errno));
+    return (0);
+  }
+
+  free (file);
+  return (statbuf.st_mtime);
+} /* }}} time_t ident_get_mtime */
+
 /* vim: set sw=2 sts=2 et fdm=marker : */