v0.0.16

package.json

 {
   "name": "service-sdk",
-  "version": "0.0.15",
+  "version": "0.0.16",
   "private": true,
   "description": "Service SDK for LViS",
   "keywords": [],

router/lvis.js

 'use strict';
 
 function * post() {
-	const instance = {
+	let instance = {
 		id: this.checkBody('id').isUUID().value,
 		name: this.checkBody('name').notBlank().isLength(1, 255).value,
 		auth_endpoint: this.checkBody('auth_endpoint').isUrl().isLength(1, 255).value,
@@ -13,13 +13,32 @@ function * post() {
 
 	this.throwResponseErrorIfNeed(this.errors);
 
-	yield this.db.queryAsync(`INSERT INTO \`${this.tablesNames.INSTANCES}\` SET ?`, instance);
+	const selectQuery = `SELECT * FROM \`${this.tablesNames.INSTANCES}\` WHERE \`id\` = "${[instance.id]}"`;
+	const oldInstances = yield this.db.queryAsync(selectQuery);
+	const oldInstance = oldInstances[0];
 
-	this.logger.log(__filename,
-		'inserted instance with id', instance.id,
-		'to table', this.tablesNames.INSTANCES,
-		'successfully'
-	);
+	if (oldInstance) {
+		instance = Object.assign({}, oldInstance, instance);
+
+		yield this.db.queryAsync(
+			`UPDATE \`${this.tablesNames.INSTANCES}\` SET name = ?, auth_endpoint = ?, feed_endpoint = ? WHERE id = ?`,
+			[instance.name, instance.auth_endpoint, instance.feed_endpoint, instance.id]
+		);
+
+		this.logger.log(__filename,
+			'updated instance with id', instance.id,
+			'in table', this.tablesNames.INSTANCES,
+			'successfully'
+		);
+	} else {
+		yield this.db.queryAsync(`INSERT INTO \`${this.tablesNames.INSTANCES}\` SET ?`, instance);
+
+		this.logger.log(__filename,
+			'inserted instance with id', instance.id,
+			'to table', this.tablesNames.INSTANCES,
+			'successfully'
+		);
+	}
 
 	this.body = {
 		service_id: this.config.service.id,