feat: publish CDN check script (#452)

* feat: publish CDN check script

* feat: publish check add md5 check

Author: binghaiwang

package.json

@@ -25,12 +25,13 @@
     "build-test": "node browser-build.js > test/browser/build/aliyun-oss-sdk.js && node task/browser-test-build.js > test/browser/build/tests.js",
     "browser-test": "npm run build-test && karma start",
     "build-dist": "node browser-build.js > dist/aliyun-oss-sdk.js && MINIFY=1 node browser-build.js > dist/aliyun-oss-sdk.min.js",
+    "publish-to-npm": "node publish-npm-check.js && npm publish",
     "publish-to-cdn": "node publish.js"
   },
   "git-pre-hooks": {
     "pre-release": "npm run build-dist",
     "post-release": [
-      "npm publish",
+      "npm run publish-to-npm",
       "npm run publish-to-cdn"
     ]
   },

publish-check.js

@@ -0,0 +1,44 @@
+
+const fs = require('fs');
+const crypto = require('crypto');
+const pkg = require('./package.json');
+
+exports.checkDist = function checkDist(filePath) {
+  const stat = fs.statSync(filePath);
+  if (stat.size === 0) {
+    throw new Error('dist file size is 0');
+  }
+  const data = fs.readFileSync(filePath, 'utf8');
+  const arr = data.split('\n')[0].split(' ');
+  const distVer = arr[arr.length - 1];
+  console.log('pkgVer', `v${pkg.version}`);
+  console.log('distVer', distVer);
+  if (distVer !== `v${pkg.version}`) {
+    throw new Error('version is not match');
+  }
+};
+
+exports.checkCDNFile = function* (object, store) {
+  const result = yield store.head(object);
+  if (result.status !== 200 || result.res.headers['content-length'] === '0') {
+    yield store.delete(object);
+    throw new Error('CDN file is incorrect or size is 0');
+  }
+};
+
+exports.caculateFileMd5 = function (filePath) {
+  return new Promise((resolve, reject) => {
+    const rs = fs.createReadStream(filePath);
+
+    const hash = crypto.createHash('md5');
+    rs.on('data', hash.update.bind(hash));
+    rs.on('error', (err) => {
+      reject(err);
+    });
+    rs.on('end', () => {
+      const md5Content = hash.digest('base64');
+      resolve(md5Content);
+    });
+  });
+};
+

publish-npm-check.js

@@ -0,0 +1,6 @@
+
+const check = require('./publish-check');
+
+const dist = './dist/aliyun-oss-sdk.min.js';
+
+check.checkDist(dist);

publish.js

@@ -1,20 +1,29 @@
-var env = process.env;
-var oss = require('.');
-var co = require('co');
-var pkg = require('./package.json');
+const { env } = process;
+const oss = require('.');
+const co = require('co');
+const pkg = require('./package.json');
+const check = require('./publish-check');
 
-var store = oss({
+const store = oss({
   accessKeyId: env.ALI_SDK_OSS_CDN_ID,
   accessKeySecret: env.ALI_SDK_OSS_CDN_SECRET,
   endpoint: env.ALI_SDK_OSS_CDN_ENDPOINT,
   bucket: env.ALI_SDK_OSS_CDN_BUCKET,
 });
 
-var current = 'aliyun-oss-sdk-' + pkg.version + '.min.js';
-var dist = './dist/aliyun-oss-sdk.min.js';
+const current = `aliyun-oss-sdk-${pkg.version}.min.js`;
+const dist = './dist/aliyun-oss-sdk.min.js';
 
 co(function* () {
-  yield store.put(current, dist);
-}).catch(function (err) {
+  check.checkDist(dist); // check file exist
+  const contentMd5 = yield check.caculateFileMd5(dist); // check md5 to server
+  yield store.put(current, dist, {
+    headers: {
+      'Content-Md5': contentMd5,
+    },
+  });
+  yield check.checkCDNFile(current, store);// check cdn file
+  console.log(`publish CDN success, version is ${pkg.version}`);
+}).catch((err) => {
   console.log(err);
 });