[Feature] Add implementation of redis connections pool

1 files changed, 70 insertions, 0 deletions

diff --git a/src/libserver/redis_pool.h b/src/libserver/redis_pool.h
new file mode 100644
index 000000000..5e5dc0b5d
--- /dev/null
+++ b/src/libserver/redis_pool.h
@@ -0,0 +1,70 @@
+/*-
+ * Copyright 2016 Vsevolod Stakhov
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#ifndef SRC_LIBSERVER_REDIS_POOL_H_
+#define SRC_LIBSERVER_REDIS_POOL_H_
+
+#include "config.h"
+
+struct rspamd_redis_pool;
+struct rspamd_config;
+struct redisAsyncContext;
+struct event_base;
+
+/**
+ * Creates new redis pool
+ * @return
+ */
+struct rspamd_redis_pool *rspamd_redis_pool_init (void);
+
+/**
+ * Configure redis pool and binds it to a specific event base
+ * @param cfg
+ * @param ev_base
+ */
+void rspamd_redis_pool_config (struct rspamd_redis_pool *pool,
+		struct rspamd_config *cfg,
+		struct event_base *ev_base);
+
+
+/**
+ * Create or reuse the specific redis connection
+ * @param pool
+ * @param db
+ * @param password
+ * @param ip
+ * @param port
+ * @return
+ */
+struct redisAsyncContext* rspamd_redis_pool_connect (
+		struct rspamd_redis_pool *pool,
+		const gchar *db, const gchar *password,
+		const char *ip, int port);
+
+/**
+ * Release a connection to the pool
+ * @param pool
+ * @param ctx
+ */
+void rspamd_redis_pool_release_connection (struct rspamd_redis_pool *pool,
+		struct redisAsyncContext *ctx, gboolean is_fatal);
+
+/**
+ * Stops redis pool and destroys it
+ * @param pool
+ */
+void rspamd_redis_pool_destroy (struct rspamd_redis_pool *pool);
+
+#endif /* SRC_LIBSERVER_REDIS_POOL_H_ */