Merge branch 'collectd-3.11' into collectd-4.0

[collectd.git] / src / sensors.c

diff --git a/src/sensors.c b/src/sensors.c
index 862605a..fde8dcd 100644 (file)
--- a/src/sensors.c
+++ b/src/sensors.c
@@ -33,7 +33,6 @@
 #include "plugin.h"
 #include "configfile.h"
 #include "utils_ignorelist.h"
-#include "utils_debug.h"
 
 #if defined(HAVE_SENSORS_SENSORS_H)
 # include <sensors/sensors.h>
@@ -47,36 +46,6 @@
 # define SENSORS_HAVE_READ 0
 #endif
 
-static data_source_t data_source_fanspeed[1] =
-{
-       {"value", DS_TYPE_GAUGE, 0, NAN}
-};
-
-static data_set_t fanspeed_ds =
-{
-       "fanspeed", 1, data_source_fanspeed
-};
-
-static data_source_t data_source_temperature[1] =
-{
-       {"value", DS_TYPE_GAUGE, -273.15, NAN}
-};
-
-static data_set_t temperature_ds =
-{
-       "temperature", 1, data_source_temperature
-};
-
-static data_source_t data_source_voltage[1] =
-{
-       {"voltage", DS_TYPE_GAUGE, NAN, NAN}
-};
-
-static data_set_t voltage_ds =
-{
-       "voltage", 1, data_source_voltage
-};
-
 #if SENSORS_HAVE_READ
 #define SENSOR_TYPE_VOLTAGE     0
 #define SENSOR_TYPE_FANSPEED    1
@@ -154,9 +123,9 @@ static sensors_labeltypes_t known_features[] =
        { "3.3V", SENSOR_TYPE_VOLTAGE },
        { "2.5V", SENSOR_TYPE_VOLTAGE },
        { "2.0V", SENSOR_TYPE_VOLTAGE },
-       { "12V", SENSOR_TYPE_VOLTAGE },
-       { (char *) 0, SENSOR_TYPE_UNKNOWN }
+       { "12V", SENSOR_TYPE_VOLTAGE }
 };
+static int known_features_num = STATIC_ARRAY_SIZE (known_features);
 /* end new naming */
 
 static const char *config_keys[] =
@@ -200,7 +169,7 @@ static int sensors_config (const char *key, const char *value)
        {
                if (ignorelist_add (sensor_list, value))
                {
-                       syslog (LOG_ERR, "sensors plugin: "
+                       ERROR ("sensors plugin: "
                                        "Cannot add value to ignorelist.");
                        return (1);
                }
@@ -239,7 +208,7 @@ void sensors_free_features (void)
        first_feature = NULL;
 }
 
-static void sensors_load_conf (void)
+static int sensors_load_conf (void)
 {
        FILE *fh;
        featurelist_t *last_feature = NULL;
@@ -257,18 +226,19 @@ static void sensors_load_conf (void)
        status = stat (conffile, &statbuf);
        if (status != 0)
        {
-               syslog (LOG_ERR, "sensors plugin: stat (%s) failed: %s",
-                               conffile, strerror (errno));
+               char errbuf[1024];
+               ERROR ("sensors plugin: stat (%s) failed: %s", conffile,
+                               sstrerror (errno, errbuf, sizeof (errbuf)));
                sensors_config_mtime = 0;
        }
 
        if ((sensors_config_mtime != 0)
                        && (sensors_config_mtime == statbuf.st_mtime))
-               return;
+               return (0);
 
        if (sensors_config_mtime != 0)
        {
-               syslog (LOG_NOTICE, "sensors plugin: Reloading config from %s",
+               NOTICE ("sensors plugin: Reloading config from %s",
                                conffile);
                sensors_free_features ();
                sensors_config_mtime = 0;
@@ -277,18 +247,19 @@ static void sensors_load_conf (void)
        fh = fopen (conffile, "r");
        if (fh == NULL)
        {
-               syslog (LOG_ERR, "sensors plugin: fopen(%s) failed: %s",
-                               conffile, strerror(errno));
-               return;
+               char errbuf[1024];
+               ERROR ("sensors plugin: fopen(%s) failed: %s", conffile,
+                               sstrerror (errno, errbuf, sizeof (errbuf)));
+               return (-1);
        }
 
        status = sensors_init (fh);
        fclose (fh);
        if (status != 0)
        {
-               syslog (LOG_ERR, "sensors plugin: Cannot initialize sensors. "
+               ERROR ("sensors plugin: Cannot initialize sensors. "
                                "Data will not be collected.");
-               return;
+               return (-1);
        }
 
        sensors_config_mtime = statbuf.st_mtime;
@@ -309,7 +280,7 @@ static void sensors_load_conf (void)
                                continue;
 
                        /* Only known features */
-                       for (i = 0; known_features[i].type >= 0; i++)
+                       for (i = 0; i < known_features_num; i++)
                        {
                                if (strcmp (data->name, known_features[i].label) != 0)
                                        continue;
@@ -318,16 +289,16 @@ static void sensors_load_conf (void)
                                if (sensors_get_ignored (*chip, data->number) == 0)
                                        break;
 
-                               DBG ("Adding feature: %s-%s-%s",
+                               DEBUG ("Adding feature: %s-%s-%s",
                                                chip->prefix,
                                                sensor_to_type[known_features[i].type],
                                                data->name);
 
                                if ((new_feature = (featurelist_t *) malloc (sizeof (featurelist_t))) == NULL)
                                {
-                                       DBG ("malloc: %s", strerror (errno));
-                                       syslog (LOG_ERR, "sensors plugin:  malloc: %s",
-                                                       strerror (errno));
+                                       char errbuf[1024];
+                                       ERROR ("sensors plugin: malloc: %s",
+                                                       sstrerror (errno, errbuf, sizeof (errbuf)));
                                        break;
                                }
 
@@ -356,10 +327,13 @@ static void sensors_load_conf (void)
        if (first_feature == NULL)
        {
                sensors_cleanup ();
-               syslog (LOG_INFO, "sensors plugin: lm_sensors reports no "
+               INFO ("sensors plugin: lm_sensors reports no "
                                "features. Data will not be collected.");
+               return (-1);
        }
-} /* void sensors_load_conf */
+
+       return (0);
+} /* int sensors_load_conf */
 
 static int sensors_shutdown (void)
 {
@@ -373,18 +347,31 @@ static void sensors_submit (const char *plugin_instance,
                const char *type, const char *type_instance,
                double val)
 {
+       char match_key[1024];
+       int status;
+
        value_t values[1];
        value_list_t vl = VALUE_LIST_INIT;
 
-       if (ignorelist_match (sensor_list, type_instance))
+       status = snprintf (match_key, sizeof (match_key), "%s/%s-%s",
+                       plugin_instance, type, type_instance);
+       if ((status < 1) || (status >= sizeof (match_key)))
                return;
+       match_key[sizeof (match_key) - 1] = '\0';
+
+       if (sensor_list != NULL)
+       {
+               DEBUG ("sensors plugin: Checking ignorelist for `%s'", match_key);
+               if (ignorelist_match (sensor_list, match_key))
+                       return;
+       }
 
        values[0].gauge = val;
 
        vl.values = values;
        vl.values_len = 1;
        vl.time = time (NULL);
-       strcpy (vl.host, hostname);
+       strcpy (vl.host, hostname_g);
        strcpy (vl.plugin, "sensors");
        strcpy (vl.plugin_instance, plugin_instance);
        strcpy (vl.type_instance, type_instance);
@@ -400,7 +387,8 @@ static int sensors_read (void)
        char plugin_instance[DATA_MAX_NAME_LEN];
        char type_instance[DATA_MAX_NAME_LEN];
 
-       sensors_load_conf ();
+       if (sensors_load_conf () != 0)
+               return (-1);
 
        for (feature = first_feature; feature != NULL; feature = feature->next)
        {
@@ -449,10 +437,6 @@ static int sensors_read (void)
 
 void module_register (void)
 {
-       plugin_register_data_set (&fanspeed_ds);
-       plugin_register_data_set (&temperature_ds);
-       plugin_register_data_set (&voltage_ds);
-
 #if SENSORS_HAVE_READ
        plugin_register_config ("sensors", sensors_config,
                        config_keys, config_keys_num);