Initial commit :four_leaf_clover:

3 files changed, 38 insertions, 0 deletions

diff --git a/src/db/elasticsearch.ts b/src/db/elasticsearch.ts
new file mode 100644
index 0000000000..27040d102a
--- /dev/null
+++ b/src/db/elasticsearch.ts
@@ -0,0 +1,21 @@
+import * as elasticsearch from 'elasticsearch';
+
+// Init ElasticSearch connection
+const client = new elasticsearch.Client({
+	host: `${config.elasticsearch.host}:${config.elasticsearch.port}`
+});
+
+// Send a HEAD request
+client.ping({
+	// Ping usually has a 3000ms timeout
+	requestTimeout: Infinity,
+
+	// Undocumented params are appended to the query string
+	hello: 'elasticsearch!'
+}, error => {
+	if (error) {
+		console.error('elasticsearch is down!');
+	}
+});
+
+export default client;
diff --git a/src/db/mongodb.ts b/src/db/mongodb.ts
new file mode 100644
index 0000000000..e2b2479b49
--- /dev/null
+++ b/src/db/mongodb.ts
@@ -0,0 +1,8 @@
+import * as mongodb from 'mongodb';
+
+export default async function(): Promise<mongodb.Db> {
+	const uri = config.mongodb.user && config.mongodb.pass
+		? `mongodb://${config.mongodb.user}:${config.mongodb.pass}@${config.mongodb.host}:${config.mongodb.port}/${config.mongodb.db}`
+		: `mongodb://${config.mongodb.host}:${config.mongodb.port}/${config.mongodb.db}`;
+	return await mongodb.MongoClient.connect(uri);
+};
diff --git a/src/db/redis.ts b/src/db/redis.ts
new file mode 100644
index 0000000000..ba4d647811
--- /dev/null
+++ b/src/db/redis.ts
@@ -0,0 +1,9 @@
+import * as redis from 'redis';
+
+export default redis.createClient(
+	config.redis.port,
+	config.redis.host,
+	{
+		auth_pass: config.redis.pass
+	}
+);