#include <curl/curl.h>
-enum server_enum
-{
- APACHE = 0,
- LIGHTTPD
-};
-
-struct apache_s
-{
- int server_type;
- char *name;
- char *host;
- char *url;
- char *user;
- char *pass;
- _Bool verify_peer;
- _Bool verify_host;
- char *cacert;
- char *ssl_ciphers;
- char *server; /* user specific server type */
- char *apache_buffer;
- char apache_curl_error[CURL_ERROR_SIZE];
- size_t apache_buffer_size;
- size_t apache_buffer_fill;
- int timeout;
- CURL *curl;
+enum server_enum { APACHE = 0, LIGHTTPD };
+
+struct apache_s {
+ int server_type;
+ char *name;
+ char *host;
+ char *url;
+ char *user;
+ char *pass;
+ _Bool verify_peer;
+ _Bool verify_host;
+ char *cacert;
+ char *ssl_ciphers;
+ char *server; /* user specific server type */
+ char *apache_buffer;
+ char apache_curl_error[CURL_ERROR_SIZE];
+ size_t apache_buffer_size;
+ size_t apache_buffer_fill;
+ int timeout;
+ CURL *curl;
}; /* apache_s */
typedef struct apache_s apache_t;
/* TODO: Remove this prototype */
-static int apache_read_host (user_data_t *user_data);
-
-static void apache_free (void *arg)
-{
- apache_t *st = arg;
-
- if (st == NULL)
- return;
-
- sfree (st->name);
- sfree (st->host);
- sfree (st->url);
- sfree (st->user);
- sfree (st->pass);
- sfree (st->cacert);
- sfree (st->ssl_ciphers);
- sfree (st->server);
- sfree (st->apache_buffer);
- if (st->curl) {
- curl_easy_cleanup(st->curl);
- st->curl = NULL;
- }
- sfree (st);
+static int apache_read_host(user_data_t *user_data);
+
+static void apache_free(void *arg) {
+ apache_t *st = arg;
+
+ if (st == NULL)
+ return;
+
+ sfree(st->name);
+ sfree(st->host);
+ sfree(st->url);
+ sfree(st->user);
+ sfree(st->pass);
+ sfree(st->cacert);
+ sfree(st->ssl_ciphers);
+ sfree(st->server);
+ sfree(st->apache_buffer);
+ if (st->curl) {
+ curl_easy_cleanup(st->curl);
+ st->curl = NULL;
+ }
+ sfree(st);
} /* apache_free */
-static size_t apache_curl_callback (void *buf, size_t size, size_t nmemb,
- void *user_data)
-{
- size_t len = size * nmemb;
- apache_t *st;
-
- st = user_data;
- if (st == NULL)
- {
- ERROR ("apache plugin: apache_curl_callback: "
- "user_data pointer is NULL.");
- return (0);
- }
-
- if (len == 0)
- return (len);
-
- if ((st->apache_buffer_fill + len) >= st->apache_buffer_size)
- {
- char *temp;
-
- temp = realloc (st->apache_buffer,
- st->apache_buffer_fill + len + 1);
- if (temp == NULL)
- {
- ERROR ("apache plugin: realloc failed.");
- return (0);
- }
- st->apache_buffer = temp;
- st->apache_buffer_size = st->apache_buffer_fill + len + 1;
- }
-
- memcpy (st->apache_buffer + st->apache_buffer_fill, (char *) buf, len);
- st->apache_buffer_fill += len;
- st->apache_buffer[st->apache_buffer_fill] = 0;
-
- return (len);
+static size_t apache_curl_callback(void *buf, size_t size, size_t nmemb,
+ void *user_data) {
+ size_t len = size * nmemb;
+ apache_t *st;
+
+ st = user_data;
+ if (st == NULL) {
+ ERROR("apache plugin: apache_curl_callback: "
+ "user_data pointer is NULL.");
+ return 0;
+ }
+
+ if (len == 0)
+ return len;
+
+ if ((st->apache_buffer_fill + len) >= st->apache_buffer_size) {
+ char *temp;
+
+ temp = realloc(st->apache_buffer, st->apache_buffer_fill + len + 1);
+ if (temp == NULL) {
+ ERROR("apache plugin: realloc failed.");
+ return 0;
+ }
+ st->apache_buffer = temp;
+ st->apache_buffer_size = st->apache_buffer_fill + len + 1;
+ }
+
+ memcpy(st->apache_buffer + st->apache_buffer_fill, (char *)buf, len);
+ st->apache_buffer_fill += len;
+ st->apache_buffer[st->apache_buffer_fill] = 0;
+
+ return len;
} /* int apache_curl_callback */
-static size_t apache_header_callback (void *buf, size_t size, size_t nmemb,
- void *user_data)
-{
- size_t len = size * nmemb;
- apache_t *st;
-
- st = user_data;
- if (st == NULL)
- {
- ERROR ("apache plugin: apache_header_callback: "
- "user_data pointer is NULL.");
- return (0);
- }
-
- if (len == 0)
- return (len);
-
- /* look for the Server header */
- if (strncasecmp (buf, "Server: ", strlen ("Server: ")) != 0)
- return (len);
-
- if (strstr (buf, "Apache") != NULL)
- st->server_type = APACHE;
- else if (strstr (buf, "lighttpd") != NULL)
- st->server_type = LIGHTTPD;
- else if (strstr (buf, "IBM_HTTP_Server") != NULL)
- st->server_type = APACHE;
- else
- {
- const char *hdr = buf;
-
- hdr += strlen ("Server: ");
- NOTICE ("apache plugin: Unknown server software: %s", hdr);
- }
-
- return (len);
+static size_t apache_header_callback(void *buf, size_t size, size_t nmemb,
+ void *user_data) {
+ size_t len = size * nmemb;
+ apache_t *st;
+
+ st = user_data;
+ if (st == NULL) {
+ ERROR("apache plugin: apache_header_callback: "
+ "user_data pointer is NULL.");
+ return 0;
+ }
+
+ if (len == 0)
+ return len;
+
+ /* look for the Server header */
+ if (strncasecmp(buf, "Server: ", strlen("Server: ")) != 0)
+ return len;
+
+ if (strstr(buf, "Apache") != NULL)
+ st->server_type = APACHE;
+ else if (strstr(buf, "lighttpd") != NULL)
+ st->server_type = LIGHTTPD;
+ else if (strstr(buf, "IBM_HTTP_Server") != NULL)
+ st->server_type = APACHE;
+ else {
+ const char *hdr = buf;
+
+ hdr += strlen("Server: ");
+ NOTICE("apache plugin: Unknown server software: %s", hdr);
+ }
+
+ return len;
} /* apache_header_callback */
/* Configuration handling functiions
* URL ...
* </Plugin>
*/
-static int config_add (oconfig_item_t *ci)
-{
- apache_t *st;
- int status;
-
- st = calloc (1, sizeof (*st));
- if (st == NULL)
- {
- ERROR ("apache plugin: calloc failed.");
- return (-1);
- }
-
- st->timeout = -1;
-
- status = cf_util_get_string (ci, &st->name);
- if (status != 0)
- {
- sfree (st);
- return (status);
- }
- assert (st->name != NULL);
-
- for (int i = 0; i < ci->children_num; i++)
- {
- oconfig_item_t *child = ci->children + i;
-
- if (strcasecmp ("URL", child->key) == 0)
- status = cf_util_get_string (child, &st->url);
- else if (strcasecmp ("Host", child->key) == 0)
- status = cf_util_get_string (child, &st->host);
- else if (strcasecmp ("User", child->key) == 0)
- status = cf_util_get_string (child, &st->user);
- else if (strcasecmp ("Password", child->key) == 0)
- status = cf_util_get_string (child, &st->pass);
- else if (strcasecmp ("VerifyPeer", child->key) == 0)
- status = cf_util_get_boolean (child, &st->verify_peer);
- else if (strcasecmp ("VerifyHost", child->key) == 0)
- status = cf_util_get_boolean (child, &st->verify_host);
- else if (strcasecmp ("CACert", child->key) == 0)
- status = cf_util_get_string (child, &st->cacert);
- else if (strcasecmp ("SSLCiphers", child->key) == 0)
- status = cf_util_get_string (child, &st->ssl_ciphers);
- else if (strcasecmp ("Server", child->key) == 0)
- status = cf_util_get_string (child, &st->server);
- else if (strcasecmp ("Timeout", child->key) == 0)
- status = cf_util_get_int (child, &st->timeout);
- else
- {
- WARNING ("apache plugin: Option `%s' not allowed here.",
- child->key);
- status = -1;
- }
-
- if (status != 0)
- break;
- }
-
- /* Check if struct is complete.. */
- if ((status == 0) && (st->url == NULL))
- {
- ERROR ("apache plugin: Instance `%s': "
- "No URL has been configured.",
- st->name);
- status = -1;
- }
-
- if (status == 0)
- {
- char callback_name[3*DATA_MAX_NAME_LEN];
-
- ssnprintf (callback_name, sizeof (callback_name),
- "apache/%s/%s",
- (st->host != NULL) ? st->host : hostname_g,
- (st->name != NULL) ? st->name : "default");
-
- status = plugin_register_complex_read (/* group = */ NULL,
- /* name = */ callback_name,
- /* callback = */ apache_read_host,
- /* interval = */ 0,
- &(user_data_t) {
- .data = st,
- .free_func = apache_free,
- });
-
- }
-
- if (status != 0)
- {
- apache_free (st);
- return (-1);
- }
-
- return (0);
+static int config_add(oconfig_item_t *ci) {
+ apache_t *st;
+ int status;
+
+ st = calloc(1, sizeof(*st));
+ if (st == NULL) {
+ ERROR("apache plugin: calloc failed.");
+ return -1;
+ }
+
+ st->timeout = -1;
+
+ status = cf_util_get_string(ci, &st->name);
+ if (status != 0) {
+ sfree(st);
+ return status;
+ }
+ assert(st->name != NULL);
+
+ for (int i = 0; i < ci->children_num; i++) {
+ oconfig_item_t *child = ci->children + i;
+
+ if (strcasecmp("URL", child->key) == 0)
+ status = cf_util_get_string(child, &st->url);
+ else if (strcasecmp("Host", child->key) == 0)
+ status = cf_util_get_string(child, &st->host);
+ else if (strcasecmp("User", child->key) == 0)
+ status = cf_util_get_string(child, &st->user);
+ else if (strcasecmp("Password", child->key) == 0)
+ status = cf_util_get_string(child, &st->pass);
+ else if (strcasecmp("VerifyPeer", child->key) == 0)
+ status = cf_util_get_boolean(child, &st->verify_peer);
+ else if (strcasecmp("VerifyHost", child->key) == 0)
+ status = cf_util_get_boolean(child, &st->verify_host);
+ else if (strcasecmp("CACert", child->key) == 0)
+ status = cf_util_get_string(child, &st->cacert);
+ else if (strcasecmp("SSLCiphers", child->key) == 0)
+ status = cf_util_get_string(child, &st->ssl_ciphers);
+ else if (strcasecmp("Server", child->key) == 0)
+ status = cf_util_get_string(child, &st->server);
+ else if (strcasecmp("Timeout", child->key) == 0)
+ status = cf_util_get_int(child, &st->timeout);
+ else {
+ WARNING("apache plugin: Option `%s' not allowed here.", child->key);
+ status = -1;
+ }
+
+ if (status != 0)
+ break;
+ }
+
+ /* Check if struct is complete.. */
+ if ((status == 0) && (st->url == NULL)) {
+ ERROR("apache plugin: Instance `%s': "
+ "No URL has been configured.",
+ st->name);
+ status = -1;
+ }
+
+ if (status == 0) {
+ char callback_name[3 * DATA_MAX_NAME_LEN];
+
+ ssnprintf(callback_name, sizeof(callback_name), "apache/%s/%s",
+ (st->host != NULL) ? st->host : hostname_g,
+ (st->name != NULL) ? st->name : "default");
+
+ status = plugin_register_complex_read(
+ /* group = */ NULL,
+ /* name = */ callback_name,
+ /* callback = */ apache_read_host,
+ /* interval = */ 0, &(user_data_t){
+ .data = st, .free_func = apache_free,
+ });
+ }
+
+ if (status != 0) {
+ apache_free(st);
+ return -1;
+ }
+
+ return 0;
} /* int config_add */
-static int config (oconfig_item_t *ci)
-{
- int status = 0;
-
- for (int i = 0; i < ci->children_num; i++)
- {
- oconfig_item_t *child = ci->children + i;
-
- if (strcasecmp ("Instance", child->key) == 0)
- config_add (child);
- else
- WARNING ("apache plugin: The configuration option "
- "\"%s\" is not allowed here. Did you "
- "forget to add an <Instance /> block "
- "around the configuration?",
- child->key);
- } /* for (ci->children) */
-
- return (status);
+static int config(oconfig_item_t *ci) {
+ int status = 0;
+
+ for (int i = 0; i < ci->children_num; i++) {
+ oconfig_item_t *child = ci->children + i;
+
+ if (strcasecmp("Instance", child->key) == 0)
+ config_add(child);
+ else
+ WARNING("apache plugin: The configuration option "
+ "\"%s\" is not allowed here. Did you "
+ "forget to add an <Instance /> block "
+ "around the configuration?",
+ child->key);
+ } /* for (ci->children) */
+
+ return status;
} /* int config */
/* initialize curl for each host */
-static int init_host (apache_t *st) /* {{{ */
+static int init_host(apache_t *st) /* {{{ */
{
- assert (st->url != NULL);
- /* (Assured by `config_add') */
-
- if (st->curl != NULL)
- {
- curl_easy_cleanup (st->curl);
- st->curl = NULL;
- }
-
- if ((st->curl = curl_easy_init ()) == NULL)
- {
- ERROR ("apache plugin: init_host: `curl_easy_init' failed.");
- return (-1);
- }
-
- curl_easy_setopt (st->curl, CURLOPT_NOSIGNAL, 1L);
- curl_easy_setopt (st->curl, CURLOPT_WRITEFUNCTION, apache_curl_callback);
- curl_easy_setopt (st->curl, CURLOPT_WRITEDATA, st);
-
- /* not set as yet if the user specified string doesn't match apache or
- * lighttpd, then ignore it. Headers will be parsed to find out the
- * server type */
- st->server_type = -1;
-
- if (st->server != NULL)
- {
- if (strcasecmp(st->server, "apache") == 0)
- st->server_type = APACHE;
- else if (strcasecmp(st->server, "lighttpd") == 0)
- st->server_type = LIGHTTPD;
- else if (strcasecmp(st->server, "ibm_http_server") == 0)
- st->server_type = APACHE;
- else
- WARNING ("apache plugin: Unknown `Server' setting: %s",
- st->server);
- }
-
- /* if not found register a header callback to determine the server_type */
- if (st->server_type == -1)
- {
- curl_easy_setopt (st->curl, CURLOPT_HEADERFUNCTION, apache_header_callback);
- curl_easy_setopt (st->curl, CURLOPT_WRITEHEADER, st);
- }
-
- curl_easy_setopt (st->curl, CURLOPT_USERAGENT, COLLECTD_USERAGENT);
- curl_easy_setopt (st->curl, CURLOPT_ERRORBUFFER, st->apache_curl_error);
-
- if (st->user != NULL)
- {
+ assert(st->url != NULL);
+ /* (Assured by `config_add') */
+
+ if (st->curl != NULL) {
+ curl_easy_cleanup(st->curl);
+ st->curl = NULL;
+ }
+
+ if ((st->curl = curl_easy_init()) == NULL) {
+ ERROR("apache plugin: init_host: `curl_easy_init' failed.");
+ return -1;
+ }
+
+ curl_easy_setopt(st->curl, CURLOPT_NOSIGNAL, 1L);
+ curl_easy_setopt(st->curl, CURLOPT_WRITEFUNCTION, apache_curl_callback);
+ curl_easy_setopt(st->curl, CURLOPT_WRITEDATA, st);
+
+ /* not set as yet if the user specified string doesn't match apache or
+ * lighttpd, then ignore it. Headers will be parsed to find out the
+ * server type */
+ st->server_type = -1;
+
+ if (st->server != NULL) {
+ if (strcasecmp(st->server, "apache") == 0)
+ st->server_type = APACHE;
+ else if (strcasecmp(st->server, "lighttpd") == 0)
+ st->server_type = LIGHTTPD;
+ else if (strcasecmp(st->server, "ibm_http_server") == 0)
+ st->server_type = APACHE;
+ else
+ WARNING("apache plugin: Unknown `Server' setting: %s", st->server);
+ }
+
+ /* if not found register a header callback to determine the server_type */
+ if (st->server_type == -1) {
+ curl_easy_setopt(st->curl, CURLOPT_HEADERFUNCTION, apache_header_callback);
+ curl_easy_setopt(st->curl, CURLOPT_WRITEHEADER, st);
+ }
+
+ curl_easy_setopt(st->curl, CURLOPT_USERAGENT, COLLECTD_USERAGENT);
+ curl_easy_setopt(st->curl, CURLOPT_ERRORBUFFER, st->apache_curl_error);
+
+ if (st->user != NULL) {
#ifdef HAVE_CURLOPT_USERNAME
- curl_easy_setopt (st->curl, CURLOPT_USERNAME, st->user);
- curl_easy_setopt (st->curl, CURLOPT_PASSWORD,
- (st->pass == NULL) ? "" : st->pass);
+ curl_easy_setopt(st->curl, CURLOPT_USERNAME, st->user);
+ curl_easy_setopt(st->curl, CURLOPT_PASSWORD,
+ (st->pass == NULL) ? "" : st->pass);
#else
- static char credentials[1024];
- int status;
-
- status = ssnprintf (credentials, sizeof (credentials), "%s:%s",
- st->user, (st->pass == NULL) ? "" : st->pass);
- if ((status < 0) || ((size_t) status >= sizeof (credentials)))
- {
- ERROR ("apache plugin: init_host: Returning an error "
- "because the credentials have been "
- "truncated.");
- curl_easy_cleanup (st->curl);
- st->curl = NULL;
- return (-1);
- }
-
- curl_easy_setopt (st->curl, CURLOPT_USERPWD, credentials);
+ static char credentials[1024];
+ int status;
+
+ status = ssnprintf(credentials, sizeof(credentials), "%s:%s", st->user,
+ (st->pass == NULL) ? "" : st->pass);
+ if ((status < 0) || ((size_t)status >= sizeof(credentials))) {
+ ERROR("apache plugin: init_host: Returning an error "
+ "because the credentials have been "
+ "truncated.");
+ curl_easy_cleanup(st->curl);
+ st->curl = NULL;
+ return -1;
+ }
+
+ curl_easy_setopt(st->curl, CURLOPT_USERPWD, credentials);
#endif
- }
+ }
- curl_easy_setopt (st->curl, CURLOPT_URL, st->url);
- curl_easy_setopt (st->curl, CURLOPT_FOLLOWLOCATION, 1L);
- curl_easy_setopt (st->curl, CURLOPT_MAXREDIRS, 50L);
+ curl_easy_setopt(st->curl, CURLOPT_URL, st->url);
+ curl_easy_setopt(st->curl, CURLOPT_FOLLOWLOCATION, 1L);
+ curl_easy_setopt(st->curl, CURLOPT_MAXREDIRS, 50L);
- curl_easy_setopt (st->curl, CURLOPT_SSL_VERIFYPEER,
- (long) st->verify_peer);
- curl_easy_setopt (st->curl, CURLOPT_SSL_VERIFYHOST,
- st->verify_host ? 2L : 0L);
- if (st->cacert != NULL)
- curl_easy_setopt (st->curl, CURLOPT_CAINFO, st->cacert);
- if (st->ssl_ciphers != NULL)
- curl_easy_setopt (st->curl, CURLOPT_SSL_CIPHER_LIST,st->ssl_ciphers);
+ curl_easy_setopt(st->curl, CURLOPT_SSL_VERIFYPEER, (long)st->verify_peer);
+ curl_easy_setopt(st->curl, CURLOPT_SSL_VERIFYHOST, st->verify_host ? 2L : 0L);
+ if (st->cacert != NULL)
+ curl_easy_setopt(st->curl, CURLOPT_CAINFO, st->cacert);
+ if (st->ssl_ciphers != NULL)
+ curl_easy_setopt(st->curl, CURLOPT_SSL_CIPHER_LIST, st->ssl_ciphers);
#ifdef HAVE_CURLOPT_TIMEOUT_MS
- if (st->timeout >= 0)
- curl_easy_setopt (st->curl, CURLOPT_TIMEOUT_MS, (long) st->timeout);
- else
- curl_easy_setopt (st->curl, CURLOPT_TIMEOUT_MS, (long) CDTIME_T_TO_MS(plugin_get_interval()));
+ if (st->timeout >= 0)
+ curl_easy_setopt(st->curl, CURLOPT_TIMEOUT_MS, (long)st->timeout);
+ else
+ curl_easy_setopt(st->curl, CURLOPT_TIMEOUT_MS,
+ (long)CDTIME_T_TO_MS(plugin_get_interval()));
#endif
- return (0);
+ return 0;
} /* }}} int init_host */
-static void submit_value (const char *type, const char *type_instance,
- value_t value, apache_t *st)
-{
- value_list_t vl = VALUE_LIST_INIT;
+static void submit_value(const char *type, const char *type_instance,
+ value_t value, apache_t *st) {
+ value_list_t vl = VALUE_LIST_INIT;
- vl.values = &value;
- vl.values_len = 1;
+ vl.values = &value;
+ vl.values_len = 1;
- if (st->host != NULL)
- sstrncpy (vl.host, st->host, sizeof (vl.host));
+ if (st->host != NULL)
+ sstrncpy(vl.host, st->host, sizeof(vl.host));
- sstrncpy (vl.plugin, "apache", sizeof (vl.plugin));
- if (st->name != NULL)
- sstrncpy (vl.plugin_instance, st->name,
- sizeof (vl.plugin_instance));
+ sstrncpy(vl.plugin, "apache", sizeof(vl.plugin));
+ if (st->name != NULL)
+ sstrncpy(vl.plugin_instance, st->name, sizeof(vl.plugin_instance));
- sstrncpy (vl.type, type, sizeof (vl.type));
- if (type_instance != NULL)
- sstrncpy (vl.type_instance, type_instance,
- sizeof (vl.type_instance));
+ sstrncpy(vl.type, type, sizeof(vl.type));
+ if (type_instance != NULL)
+ sstrncpy(vl.type_instance, type_instance, sizeof(vl.type_instance));
- plugin_dispatch_values (&vl);
+ plugin_dispatch_values(&vl);
} /* void submit_value */
-static void submit_derive (const char *type, const char *type_instance,
- derive_t d, apache_t *st)
-{
- submit_value (type, type_instance, (value_t) { .derive = d }, st);
+static void submit_derive(const char *type, const char *type_instance,
+ derive_t d, apache_t *st) {
+ submit_value(type, type_instance, (value_t){.derive = d}, st);
} /* void submit_derive */
-static void submit_gauge (const char *type, const char *type_instance,
- gauge_t g, apache_t *st)
-{
- submit_value (type, type_instance, (value_t) { .gauge = g }, st);
+static void submit_gauge(const char *type, const char *type_instance, gauge_t g,
+ apache_t *st) {
+ submit_value(type, type_instance, (value_t){.gauge = g}, st);
} /* void submit_gauge */
-static void submit_scoreboard (char *buf, apache_t *st)
-{
- /*
- * Scoreboard Key:
- * "_" Waiting for Connection, "S" Starting up,
- * "R" Reading Request for apache and read-POST for lighttpd,
- * "W" Sending Reply, "K" Keepalive (read), "D" DNS Lookup,
- * "C" Closing connection, "L" Logging, "G" Gracefully finishing,
- * "I" Idle cleanup of worker, "." Open slot with no current process
- * Lighttpd specific legends -
- * "E" hard error, "." connect, "h" handle-request,
- * "q" request-start, "Q" request-end, "s" response-start
- * "S" response-end, "r" read
- */
- long long open = 0LL;
- long long waiting = 0LL;
- long long starting = 0LL;
- long long reading = 0LL;
- long long sending = 0LL;
- long long keepalive = 0LL;
- long long dnslookup = 0LL;
- long long closing = 0LL;
- long long logging = 0LL;
- long long finishing = 0LL;
- long long idle_cleanup = 0LL;
-
- /* lighttpd specific */
- long long hard_error = 0LL;
- long long lighttpd_read = 0LL;
- long long handle_request = 0LL;
- long long request_start = 0LL;
- long long request_end = 0LL;
- long long response_start = 0LL;
- long long response_end = 0LL;
-
- for (int i = 0; buf[i] != '\0'; i++)
- {
- if (buf[i] == '.') open++;
- else if (buf[i] == '_') waiting++;
- else if (buf[i] == 'S') starting++;
- else if (buf[i] == 'R') reading++;
- else if (buf[i] == 'W') sending++;
- else if (buf[i] == 'K') keepalive++;
- else if (buf[i] == 'D') dnslookup++;
- else if (buf[i] == 'C') closing++;
- else if (buf[i] == 'L') logging++;
- else if (buf[i] == 'G') finishing++;
- else if (buf[i] == 'I') idle_cleanup++;
- else if (buf[i] == 'r') lighttpd_read++;
- else if (buf[i] == 'h') handle_request++;
- else if (buf[i] == 'E') hard_error++;
- else if (buf[i] == 'q') request_start++;
- else if (buf[i] == 'Q') request_end++;
- else if (buf[i] == 's') response_start++;
- else if (buf[i] == 'S') response_end++;
- }
-
- if (st->server_type == APACHE)
- {
- submit_gauge ("apache_scoreboard", "open" , open, st);
- submit_gauge ("apache_scoreboard", "waiting" , waiting, st);
- submit_gauge ("apache_scoreboard", "starting" , starting, st);
- submit_gauge ("apache_scoreboard", "reading" , reading, st);
- submit_gauge ("apache_scoreboard", "sending" , sending, st);
- submit_gauge ("apache_scoreboard", "keepalive", keepalive, st);
- submit_gauge ("apache_scoreboard", "dnslookup", dnslookup, st);
- submit_gauge ("apache_scoreboard", "closing" , closing, st);
- submit_gauge ("apache_scoreboard", "logging" , logging, st);
- submit_gauge ("apache_scoreboard", "finishing", finishing, st);
- submit_gauge ("apache_scoreboard", "idle_cleanup", idle_cleanup, st);
- }
- else
- {
- submit_gauge ("apache_scoreboard", "connect" , open, st);
- submit_gauge ("apache_scoreboard", "close" , closing, st);
- submit_gauge ("apache_scoreboard", "hard_error" , hard_error, st);
- submit_gauge ("apache_scoreboard", "read" , lighttpd_read, st);
- submit_gauge ("apache_scoreboard", "read_post" , reading, st);
- submit_gauge ("apache_scoreboard", "write" , sending, st);
- submit_gauge ("apache_scoreboard", "handle_request", handle_request, st);
- submit_gauge ("apache_scoreboard", "request_start" , request_start, st);
- submit_gauge ("apache_scoreboard", "request_end" , request_end, st);
- submit_gauge ("apache_scoreboard", "response_start", response_start, st);
- submit_gauge ("apache_scoreboard", "response_end" , response_end, st);
- }
+static void submit_scoreboard(char *buf, apache_t *st) {
+ /*
+ * Scoreboard Key:
+ * "_" Waiting for Connection, "S" Starting up,
+ * "R" Reading Request for apache and read-POST for lighttpd,
+ * "W" Sending Reply, "K" Keepalive (read), "D" DNS Lookup,
+ * "C" Closing connection, "L" Logging, "G" Gracefully finishing,
+ * "I" Idle cleanup of worker, "." Open slot with no current process
+ * Lighttpd specific legends -
+ * "E" hard error, "." connect, "h" handle-request,
+ * "q" request-start, "Q" request-end, "s" response-start
+ * "S" response-end, "r" read
+ */
+ long long open = 0LL;
+ long long waiting = 0LL;
+ long long starting = 0LL;
+ long long reading = 0LL;
+ long long sending = 0LL;
+ long long keepalive = 0LL;
+ long long dnslookup = 0LL;
+ long long closing = 0LL;
+ long long logging = 0LL;
+ long long finishing = 0LL;
+ long long idle_cleanup = 0LL;
+
+ /* lighttpd specific */
+ long long hard_error = 0LL;
+ long long lighttpd_read = 0LL;
+ long long handle_request = 0LL;
+ long long request_start = 0LL;
+ long long request_end = 0LL;
+ long long response_start = 0LL;
+ long long response_end = 0LL;
+
+ for (int i = 0; buf[i] != '\0'; i++) {
+ if (buf[i] == '.')
+ open++;
+ else if (buf[i] == '_')
+ waiting++;
+ else if (buf[i] == 'S')
+ starting++;
+ else if (buf[i] == 'R')
+ reading++;
+ else if (buf[i] == 'W')
+ sending++;
+ else if (buf[i] == 'K')
+ keepalive++;
+ else if (buf[i] == 'D')
+ dnslookup++;
+ else if (buf[i] == 'C')
+ closing++;
+ else if (buf[i] == 'L')
+ logging++;
+ else if (buf[i] == 'G')
+ finishing++;
+ else if (buf[i] == 'I')
+ idle_cleanup++;
+ else if (buf[i] == 'r')
+ lighttpd_read++;
+ else if (buf[i] == 'h')
+ handle_request++;
+ else if (buf[i] == 'E')
+ hard_error++;
+ else if (buf[i] == 'q')
+ request_start++;
+ else if (buf[i] == 'Q')
+ request_end++;
+ else if (buf[i] == 's')
+ response_start++;
+ else if (buf[i] == 'S')
+ response_end++;
+ }
+
+ if (st->server_type == APACHE) {
+ submit_gauge("apache_scoreboard", "open", open, st);
+ submit_gauge("apache_scoreboard", "waiting", waiting, st);
+ submit_gauge("apache_scoreboard", "starting", starting, st);
+ submit_gauge("apache_scoreboard", "reading", reading, st);
+ submit_gauge("apache_scoreboard", "sending", sending, st);
+ submit_gauge("apache_scoreboard", "keepalive", keepalive, st);
+ submit_gauge("apache_scoreboard", "dnslookup", dnslookup, st);
+ submit_gauge("apache_scoreboard", "closing", closing, st);
+ submit_gauge("apache_scoreboard", "logging", logging, st);
+ submit_gauge("apache_scoreboard", "finishing", finishing, st);
+ submit_gauge("apache_scoreboard", "idle_cleanup", idle_cleanup, st);
+ } else {
+ submit_gauge("apache_scoreboard", "connect", open, st);
+ submit_gauge("apache_scoreboard", "close", closing, st);
+ submit_gauge("apache_scoreboard", "hard_error", hard_error, st);
+ submit_gauge("apache_scoreboard", "read", lighttpd_read, st);
+ submit_gauge("apache_scoreboard", "read_post", reading, st);
+ submit_gauge("apache_scoreboard", "write", sending, st);
+ submit_gauge("apache_scoreboard", "handle_request", handle_request, st);
+ submit_gauge("apache_scoreboard", "request_start", request_start, st);
+ submit_gauge("apache_scoreboard", "request_end", request_end, st);
+ submit_gauge("apache_scoreboard", "response_start", response_start, st);
+ submit_gauge("apache_scoreboard", "response_end", response_end, st);
+ }
}
-static int apache_read_host (user_data_t *user_data) /* {{{ */
+static int apache_read_host(user_data_t *user_data) /* {{{ */
{
- char *ptr;
- char *saveptr;
- char *line;
-
- char *fields[4];
- int fields_num;
-
- apache_t *st;
-
- st = user_data->data;
-
- int status;
-
- char *content_type;
- static const char *text_plain = "text/plain";
-
- assert (st->url != NULL);
- /* (Assured by `config_add') */
-
- if (st->curl == NULL)
- {
- status = init_host (st);
- if (status != 0)
- return (-1);
- }
- assert (st->curl != NULL);
-
- st->apache_buffer_fill = 0;
- if (curl_easy_perform (st->curl) != CURLE_OK)
- {
- ERROR ("apache: curl_easy_perform failed: %s",
- st->apache_curl_error);
- return (-1);
- }
-
- /* fallback - server_type to apache if not set at this time */
- if (st->server_type == -1)
- {
- WARNING ("apache plugin: Unable to determine server software "
- "automatically. Will assume Apache.");
- st->server_type = APACHE;
- }
-
- status = curl_easy_getinfo (st->curl, CURLINFO_CONTENT_TYPE, &content_type);
- if ((status == CURLE_OK) && (content_type != NULL) &&
- (strncasecmp (content_type, text_plain, strlen (text_plain)) != 0))
- {
- WARNING ("apache plugin: `Content-Type' response header is not `%s' "
- "(received: `%s'). Expecting unparseable data. Please check `URL' "
- "parameter (missing `?auto' suffix ?)",
- text_plain, content_type);
- }
-
- ptr = st->apache_buffer;
- saveptr = NULL;
- while ((line = strtok_r (ptr, "\n\r", &saveptr)) != NULL)
- {
- ptr = NULL;
- fields_num = strsplit (line, fields, STATIC_ARRAY_SIZE (fields));
-
- if (fields_num == 3)
- {
- if ((strcmp (fields[0], "Total") == 0) && (strcmp (fields[1], "Accesses:") == 0))
- submit_derive ("apache_requests", "", atoll (fields[2]), st);
- else if ((strcmp (fields[0], "Total") == 0) && (strcmp (fields[1], "kBytes:") == 0))
- submit_derive ("apache_bytes", "", 1024LL * atoll (fields[2]), st);
- }
- else if (fields_num == 2)
- {
- if (strcmp (fields[0], "Scoreboard:") == 0)
- submit_scoreboard (fields[1], st);
- else if ((strcmp (fields[0], "BusyServers:") == 0) /* Apache 1.* */
- || (strcmp (fields[0], "BusyWorkers:") == 0) /* Apache 2.* */)
- submit_gauge ("apache_connections", NULL, atol (fields[1]), st);
- else if ((strcmp (fields[0], "IdleServers:") == 0) /* Apache 1.x */
- || (strcmp (fields[0], "IdleWorkers:") == 0) /* Apache 2.x */)
- submit_gauge ("apache_idle_workers", NULL, atol (fields[1]), st);
- }
- }
-
- st->apache_buffer_fill = 0;
-
- return (0);
+ char *ptr;
+ char *saveptr;
+ char *line;
+
+ char *fields[4];
+ int fields_num;
+
+ apache_t *st;
+
+ st = user_data->data;
+
+ int status;
+
+ char *content_type;
+ static const char *text_plain = "text/plain";
+
+ assert(st->url != NULL);
+ /* (Assured by `config_add') */
+
+ if (st->curl == NULL) {
+ status = init_host(st);
+ if (status != 0)
+ return -1;
+ }
+ assert(st->curl != NULL);
+
+ st->apache_buffer_fill = 0;
+ if (curl_easy_perform(st->curl) != CURLE_OK) {
+ ERROR("apache: curl_easy_perform failed: %s", st->apache_curl_error);
+ return -1;
+ }
+
+ /* fallback - server_type to apache if not set at this time */
+ if (st->server_type == -1) {
+ WARNING("apache plugin: Unable to determine server software "
+ "automatically. Will assume Apache.");
+ st->server_type = APACHE;
+ }
+
+ status = curl_easy_getinfo(st->curl, CURLINFO_CONTENT_TYPE, &content_type);
+ if ((status == CURLE_OK) && (content_type != NULL) &&
+ (strncasecmp(content_type, text_plain, strlen(text_plain)) != 0)) {
+ WARNING("apache plugin: `Content-Type' response header is not `%s' "
+ "(received: `%s'). Expecting unparseable data. Please check `URL' "
+ "parameter (missing `?auto' suffix ?)",
+ text_plain, content_type);
+ }
+
+ ptr = st->apache_buffer;
+ saveptr = NULL;
+ while ((line = strtok_r(ptr, "\n\r", &saveptr)) != NULL) {
+ ptr = NULL;
+ fields_num = strsplit(line, fields, STATIC_ARRAY_SIZE(fields));
+
+ if (fields_num == 3) {
+ if ((strcmp(fields[0], "Total") == 0) &&
+ (strcmp(fields[1], "Accesses:") == 0))
+ submit_derive("apache_requests", "", atoll(fields[2]), st);
+ else if ((strcmp(fields[0], "Total") == 0) &&
+ (strcmp(fields[1], "kBytes:") == 0))
+ submit_derive("apache_bytes", "", 1024LL * atoll(fields[2]), st);
+ } else if (fields_num == 2) {
+ if (strcmp(fields[0], "Scoreboard:") == 0)
+ submit_scoreboard(fields[1], st);
+ else if ((strcmp(fields[0], "BusyServers:") == 0) /* Apache 1.* */
+ || (strcmp(fields[0], "BusyWorkers:") == 0) /* Apache 2.* */)
+ submit_gauge("apache_connections", NULL, atol(fields[1]), st);
+ else if ((strcmp(fields[0], "IdleServers:") == 0) /* Apache 1.x */
+ || (strcmp(fields[0], "IdleWorkers:") == 0) /* Apache 2.x */)
+ submit_gauge("apache_idle_workers", NULL, atol(fields[1]), st);
+ }
+ }
+
+ st->apache_buffer_fill = 0;
+
+ return 0;
} /* }}} int apache_read_host */
-static int apache_init (void) /* {{{ */
+static int apache_init(void) /* {{{ */
{
- /* Call this while collectd is still single-threaded to avoid
- * initialization issues in libgcrypt. */
- curl_global_init (CURL_GLOBAL_SSL);
- return (0);
+ /* Call this while collectd is still single-threaded to avoid
+ * initialization issues in libgcrypt. */
+ curl_global_init(CURL_GLOBAL_SSL);
+ return 0;
} /* }}} int apache_init */
-void module_register (void)
-{
- plugin_register_complex_config ("apache", config);
- plugin_register_init ("apache", apache_init);
+void module_register(void) {
+ plugin_register_complex_config("apache", config);
+ plugin_register_init("apache", apache_init);
} /* void module_register */
-
-/* vim: set sw=8 noet fdm=marker : */