use fixed fc docker version (#94)

* use fixed fc docker version

Author: tanhe123

lib/docker.js

@@ -92,7 +92,7 @@ function generateDockerCmd(functionProps, event) {
 function findDockerImage(runtime) {
   if (runtimeImageMap[runtime]) {
     const name = runtimeImageMap[runtime];
-    const imageName = `aliyunfc/runtime-${name}:latest`;
+    const imageName = `aliyunfc/runtime-${name}:1.1.0`;
 
     debug('imageName: ' + imageName);
 
@@ -208,7 +208,7 @@ async function invokeFunction(serviceName, functionName, functionDefinition, deb
   if (!exist || !skipPullImage) {
     await pullImage(imageName);
   } else {
-    console.log('skip pulling images ...');
+    console.log(`skip pulling image ${imageName}...`);
   }
 
   debug(`mount source: ${mount}`);

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@alicloud/fun",
-  "version": "2.6.0",
+  "version": "2.6.1",
   "description": "(have)Fun with Serverless",
   "engines": {
     "node": ">=8.0.0"

test/docker.test.js

@@ -42,13 +42,13 @@ describe('test findDockerImage', () => {
   it('test find not python image', () => {
     for (let runtime of ['nodejs6', 'nodejs8', 'python2.7', 'java8', 'php7.2']) {
       const imageName = docker.findDockerImage(runtime);
-      expect(imageName).to.be(`aliyunfc/runtime-${runtime}:latest`);
+      expect(imageName).to.contain(`aliyunfc/runtime-${runtime}:`);
     }
   });
 
   it('test find python 3 image', () => {
     const imageName = docker.findDockerImage('python3');
-    expect(imageName).to.be(`aliyunfc/runtime-python3.6:latest`);
+    expect(imageName).to.contain(`aliyunfc/runtime-python3.6:`);
   });
 });
 
@@ -238,7 +238,7 @@ describe('test invokeFunction', async () => {
     assert.calledOnce(DockerCli.prototype.listImages);
 
     assert.calledWith(DockerCli.prototype.run,
-      'aliyunfc/runtime-python3.6:latest',
+      'aliyunfc/runtime-python3.6:1.1.0',
       ['-h', 'index.handler', '-i', 'index.initializer'],
       process.stdout,
       {
@@ -257,7 +257,7 @@ describe('test invokeFunction', async () => {
     assert.calledOnce(DockerCli.prototype.listImages);
 
     assert.calledWith(DockerCli.prototype.run,
-      'aliyunfc/runtime-python3.6:latest',
+      'aliyunfc/runtime-python3.6:1.1.0',
       ['-h', 'index.handler', '-i', 'index.initializer'],
       process.stdout,
       {
@@ -278,7 +278,7 @@ describe('test invokeFunction', async () => {
     assert.calledOnce(DockerCli.prototype.listImages);
 
     assert.calledWith(DockerCli.prototype.run,
-      'aliyunfc/runtime-python3.6:latest',
+      'aliyunfc/runtime-python3.6:1.1.0',
       ['-h', 'index.handler', '--event', '{"testKey": "testValue"}', '-i', 'index.initializer'],
       process.stdout,
       {