/**
* collectd - src/apache.c
- * Copyright (C) 2006,2007 Florian octo Forster
+ * Copyright (C) 2006-2008 Florian octo Forster
* Copyright (C) 2007 Florent EppO Monbillard
*
* This program is free software; you can redistribute it and/or modify it
#include <curl/curl.h>
-static char *url = NULL;
-static char *user = NULL;
-static char *pass = NULL;
-static char *cacert = NULL;
+static char *url = NULL;
+static char *user = NULL;
+static char *pass = NULL;
+static char *verify_peer = NULL;
+static char *verify_host = NULL;
+static char *cacert = NULL;
static CURL *curl = NULL;
-#define ABUFFER_SIZE 16384
-static char apache_buffer[ABUFFER_SIZE];
-static int apache_buffer_len = 0;
-static char apache_curl_error[CURL_ERROR_SIZE];
+static char *apache_buffer = NULL;
+static size_t apache_buffer_size = 0;
+static size_t apache_buffer_fill = 0;
+static char apache_curl_error[CURL_ERROR_SIZE];
static const char *config_keys[] =
{
"URL",
"User",
"Password",
- "CACert",
- NULL
+ "VerifyPeer",
+ "VerifyHost",
+ "CACert"
};
-static int config_keys_num = 4;
+static int config_keys_num = STATIC_ARRAY_SIZE (config_keys);
-static size_t apache_curl_callback (void *buf, size_t size, size_t nmemb, void *stream)
+static size_t apache_curl_callback (void *buf, size_t size, size_t nmemb,
+ void *stream)
{
size_t len = size * nmemb;
- if ((apache_buffer_len + len) >= ABUFFER_SIZE)
- {
- len = (ABUFFER_SIZE - 1) - apache_buffer_len;
- }
-
if (len <= 0)
return (len);
- memcpy (apache_buffer + apache_buffer_len, (char *) buf, len);
- apache_buffer_len += len;
- apache_buffer[apache_buffer_len] = '\0';
+ if ((apache_buffer_fill + len) >= apache_buffer_size)
+ {
+ char *temp;
+
+ temp = (char *) realloc (apache_buffer,
+ apache_buffer_fill + len + 1);
+ if (temp == NULL)
+ {
+ ERROR ("apache plugin: realloc failed.");
+ return (0);
+ }
+ apache_buffer = temp;
+ apache_buffer_size = apache_buffer_fill + len + 1;
+ }
+
+ memcpy (apache_buffer + apache_buffer_fill, (char *) buf, len);
+ apache_buffer_fill += len;
+ apache_buffer[apache_buffer_fill] = 0;
return (len);
}
return (config_set (&user, value));
else if (strcasecmp (key, "password") == 0)
return (config_set (&pass, value));
+ else if (strcasecmp (key, "verifypeer") == 0)
+ return (config_set (&verify_peer, value));
+ else if (strcasecmp (key, "verifyhost") == 0)
+ return (config_set (&verify_host, value));
else if (strcasecmp (key, "cacert") == 0)
return (config_set (&cacert, value));
else
static char credentials[1024];
if (url == NULL)
- return (0);
+ {
+ WARNING ("apache plugin: init: No URL configured, returning "
+ "an error.");
+ return (-1);
+ }
if (curl != NULL)
{
if ((curl = curl_easy_init ()) == NULL)
{
- ERROR ("apache: `curl_easy_init' failed.");
+ ERROR ("apache plugin: init: `curl_easy_init' failed.");
return (-1);
}
if (user != NULL)
{
- if (snprintf (credentials, 1024, "%s:%s", user, pass == NULL ? "" : pass) >= 1024)
+ int status;
+
+ status = ssnprintf (credentials, sizeof (credentials), "%s:%s",
+ user, (pass == NULL) ? "" : pass);
+ if (status >= sizeof (credentials))
{
- ERROR ("apache: Credentials would have been truncated.");
+ ERROR ("apache plugin: init: Returning an error "
+ "because the credentials have been "
+ "truncated.");
return (-1);
}
curl_easy_setopt (curl, CURLOPT_URL, url);
+ if ((verify_peer == NULL) || (strcmp (verify_peer, "true") == 0))
+ {
+ curl_easy_setopt (curl, CURLOPT_SSL_VERIFYPEER, 1);
+ }
+ else
+ {
+ curl_easy_setopt (curl, CURLOPT_SSL_VERIFYPEER, 0);
+ }
+
+ if ((verify_host == NULL) || (strcmp (verify_host, "true") == 0))
+ {
+ curl_easy_setopt (curl, CURLOPT_SSL_VERIFYHOST, 2);
+ }
+ else
+ {
+ curl_easy_setopt (curl, CURLOPT_SSL_VERIFYHOST, 0);
+ }
+
if (cacert != NULL)
{
curl_easy_setopt (curl, CURLOPT_CAINFO, cacert);
} /* int init */
static void submit_counter (const char *type, const char *type_instance,
- unsigned long long value)
+ counter_t value)
{
value_t values[1];
value_list_t vl = VALUE_LIST_INIT;
- DEBUG ("type = %s; type_instance = %s; value = %llu;",
- type, type_instance, value);
-
values[0].counter = value;
vl.values = values;
vl.values_len = 1;
vl.time = time (NULL);
- strcpy (vl.host, hostname_g);
- strcpy (vl.plugin, "apache");
- strcpy (vl.plugin_instance, "");
- strncpy (vl.type_instance, type_instance, sizeof (vl.type_instance));
+ sstrncpy (vl.host, hostname_g, sizeof (vl.host));
+ sstrncpy (vl.plugin, "apache", sizeof (vl.plugin));
+ sstrncpy (vl.plugin_instance, "", sizeof (vl.plugin_instance));
+ sstrncpy (vl.type, type, sizeof (vl.type));
- plugin_dispatch_values (type, &vl);
+ if (type_instance != NULL)
+ sstrncpy (vl.type_instance, type_instance,
+ sizeof (vl.type_instance));
+
+ plugin_dispatch_values (&vl);
} /* void submit_counter */
static void submit_gauge (const char *type, const char *type_instance,
- double value)
+ gauge_t value)
{
value_t values[1];
value_list_t vl = VALUE_LIST_INIT;
- DEBUG ("type = %s; type_instance = %s; value = %lf;",
- type, type_instance, value);
-
values[0].gauge = value;
vl.values = values;
vl.values_len = 1;
vl.time = time (NULL);
- strcpy (vl.host, hostname_g);
- strcpy (vl.plugin, "apache");
- strcpy (vl.plugin_instance, "");
+ sstrncpy (vl.host, hostname_g, sizeof (vl.host));
+ sstrncpy (vl.plugin, "apache", sizeof (vl.plugin));
+ sstrncpy (vl.plugin_instance, "", sizeof (vl.plugin_instance));
+ sstrncpy (vl.type, type, sizeof (vl.type));
if (type_instance != NULL)
- strncpy (vl.type_instance, type_instance,
+ sstrncpy (vl.type_instance, type_instance,
sizeof (vl.type_instance));
- plugin_dispatch_values (type, &vl);
+ plugin_dispatch_values (&vl);
} /* void submit_counter */
static void submit_scoreboard (char *buf)
if (url == NULL)
return (-1);
- apache_buffer_len = 0;
+ apache_buffer_fill = 0;
if (curl_easy_perform (curl) != 0)
{
ERROR ("apache: curl_easy_perform failed: %s",
}
}
- apache_buffer_len = 0;
+ apache_buffer_fill = 0;
return (0);
} /* int apache_read */