TSDB handling isolation.

Isolate API from DB Backend so you could rely on different TSDB backend

Change-Id: Ie74347e8175c7e0ed508f6b1e61a1c504b2a2ebb
Signed-off-by: Romain Forlot <romain.forlot@iot.bzh>

1 files changed, 43 insertions, 0 deletions

diff --git a/src/plugins/tsdb.c b/src/plugins/tsdb.c
new file mode 100644
index 0000000..20a3e89
--- /dev/null
+++ b/src/plugins/tsdb.c
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2015, 2016, 2017, 2018 "IoT.bzh"
+ * Author "Romain Forlot" <romain.forlot@iot.bzh>
+ *
+ * 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.
+ */
+
+#include "tsdb.h"
+
+int db_ping()
+{
+	int ret = 0;
+	if(influxdb_ping() == 0) ret = INFLUX;
+
+	return ret;
+}
+
+int influxdb_ping()
+{
+	int ret = 0;
+	char *result;
+	size_t result_size;
+	CURL *request = curl_wrap_prepare_get("localhost:"DEFAULT_DBPORT"/ping",NULL, NULL);
+	curl_wrap_perform(request, &result, &result_size);
+
+	if(curl_wrap_response_code_get(request) != 204) {
+		AFB_ERROR("TimeSeries DB not reachable");
+		ret = -1;
+	}
+
+	curl_easy_cleanup(request);
+	return ret;
+}