static pthread_mutex_t read_lock = PTHREAD_MUTEX_INITIALIZER;
static pthread_cond_t read_cond = PTHREAD_COND_INITIALIZER;
static pthread_t *read_threads;
-static size_t read_threads_num = 0;
+static size_t read_threads_num;
static cdtime_t max_read_interval = DEFAULT_MAX_READ_INTERVAL;
static write_queue_t *write_queue_head;
static write_queue_t *write_queue_tail;
-static long write_queue_length = 0;
+static long write_queue_length;
static bool write_loop = true;
static pthread_mutex_t write_lock = PTHREAD_MUTEX_INITIALIZER;
static pthread_cond_t write_cond = PTHREAD_COND_INITIALIZER;
static pthread_t *write_threads;
-static size_t write_threads_num = 0;
+static size_t write_threads_num;
static pthread_key_t plugin_ctx_key;
static bool plugin_ctx_key_initialized;
-static long write_limit_high = 0;
-static long write_limit_low = 0;
+static long write_limit_high;
+static long write_limit_low;
-static derive_t stats_values_dropped = 0;
+static derive_t stats_values_dropped;
static bool record_statistics;
/*
static int create_register_callback(llist_t **list, /* {{{ */
const char *name, void *callback,
user_data_t const *ud) {
- callback_func_t *cf;
- cf = calloc(1, sizeof(*cf));
+ if (name == NULL || callback == NULL)
+ return EINVAL;
+
+ callback_func_t *cf = calloc(1, sizeof(*cf));
if (cf == NULL) {
free_userdata(ud);
ERROR("plugin: create_register_callback: calloc failed.");
- return -1;
+ return ENOMEM;
}
cf->cf_callback = callback;
if (ud == NULL) {
- cf->cf_udata.data = NULL;
- cf->cf_udata.free_func = NULL;
+ cf->cf_udata = (user_data_t){
+ .data = NULL, .free_func = NULL,
+ };
} else {
cf->cf_udata = *ud;
}
callback_func_t *cf = le->value;
plugin_write_cb callback;
- /* do not switch plugin context; rather keep the context (interval)
- * information of the calling read plugin */
+ /* Keep the read plugin's interval and flush information but update the
+ * plugin name. */
+ plugin_ctx_t old_ctx = plugin_get_ctx();
+ plugin_ctx_t ctx = old_ctx;
+ ctx.name = cf->cf_ctx.name;
+ plugin_set_ctx(ctx);
DEBUG("plugin: plugin_write: Writing values via %s.", le->key);
callback = cf->cf_callback;
else
success++;
+ plugin_set_ctx(old_ctx);
le = le->next;
}
static bool check_drop_value(void) /* {{{ */
{
- static cdtime_t last_message_time = 0;
+ static cdtime_t last_message_time;
static pthread_mutex_t last_message_lock = PTHREAD_MUTEX_INITIALIZER;
double p;
}
} /* void plugin_log */
+void daemon_log(int level, const char *format, ...) {
+ char msg[1024] = ""; // Size inherits from plugin_log()
+
+ char const *name = plugin_get_ctx().name;
+ if (name == NULL)
+ name = "UNKNOWN";
+
+ va_list ap;
+ va_start(ap, format);
+ vsnprintf(msg, sizeof(msg), format, ap);
+ va_end(ap);
+
+ plugin_log(level, "%s plugin: %s", name, msg);
+} /* void daemon_log */
+
int parse_log_severity(const char *severity) {
int log_level = -1;