Initial version for exoframe 2.0

Author: yamalight

README.md

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+# Java deployment template for exoframe
+
+Java deployment template for [Exoframe](https://github.com/exoframejs/exoframe).

index.js

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+// npm packages
+const fs = require('fs');
+const path = require('path');
+
+const javaDockerfile = () =>
+  `FROM openjdk
+COPY . /usr/src/myapp
+WORKDIR /usr/src/myapp
+EXPOSE 80
+CMD java -jar app.jar`;
+
+// template name
+exports.name = 'java';
+
+// function to check if the template fits this recipe
+exports.checkTemplate = async ({tempDockerDir}) => {
+  // if project already has dockerfile - just exit
+  try {
+    const filesList = fs.readdirSync(tempDockerDir);
+    return filesList.filter(file => file.includes('.jar')).length > 0;
+  } catch (e) {
+    return false;
+  }
+};
+
+// function to execute current template
+exports.executeTemplate = async ({username, tempDockerDir, resultStream, util, docker}) => {
+  try {
+    // generate dockerfile
+    const dockerfile = javaDockerfile();
+    const dfPath = path.join(tempDockerDir, 'Dockerfile');
+    fs.writeFileSync(dfPath, dockerfile, 'utf-8');
+    util.writeStatus(resultStream, {message: 'Deploying Java project..', level: 'info'});
+
+    // build docker image
+    const buildRes = await docker.build({username, resultStream});
+    util.logger.debug('Build result:', buildRes);
+
+    // check for errors in build log
+    if (
+      buildRes.log
+        .map(it => it.toLowerCase())
+        .some(it => it.includes('error') || (it.includes('failed') && !it.includes('optional')))
+    ) {
+      util.logger.debug('Build log conains error!');
+      util.writeStatus(resultStream, {message: 'Build log contains errors!', level: 'error'});
+      resultStream.end('');
+      return;
+    }
+
+    // start image
+    const containerInfo = await docker.start(Object.assign({}, buildRes, {username, resultStream}));
+    util.logger.debug(containerInfo.Name);
+
+    // clean temp folder
+    await util.cleanTemp();
+
+    const containerData = docker.daemon.getContainer(containerInfo.Id);
+    const container = await containerData.inspect();
+    // return new deployments
+    util.writeStatus(resultStream, {message: 'Deployment success!', deployments: [container], level: 'info'});
+    resultStream.end('');
+  } catch (e) {
+    util.logger.debug('build failed!', e);
+    util.writeStatus(resultStream, {message: e.error, error: e.error, log: e.log, level: 'error'});
+    resultStream.end('');
+  }
+};

package.json

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+{
+  "name": "exoframe-template-java",
+  "version": "0.2.0",
+  "description": "Java deployment template for exoframe",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [],
+  "author": "Tim Ermilov <[email protected]> (http://codezen.net)",
+  "license": "MIT"
+}