feat: add proxy

test/Main.spec.ts

@@ -0,0 +1,208 @@
+import {Logger} from '@openstapps/logger';
+import {expect} from 'chai';
+import {ContainerInfo} from 'dockerode';
+import {slow, suite, test, timeout} from 'mocha-typescript';
+import * as sinon from 'sinon';
+import {containerMatchesRegex, generateUpstreamMap, getGatewayOfStAppsBackend} from '../src/main';
+
+const logger = new Logger();
+
+process.on('unhandledRejection', (err) => {
+  logger.error('UNHANDLED REJECTION', err.stack);
+  process.exit(1);
+});
+
+@suite(timeout(1000), slow(500))
+// @ts-ignore
+class ContainerInfoParsing {
+
+  static anyContainerWithExposedPorts: ContainerInfo;
+  static backendContainerWithExposedPorts: ContainerInfo;
+
+  static before(done: () => void) {
+    // tslint:disable:object-literal-sort-keys
+    this.backendContainerWithExposedPorts = {
+      Id: 'e3d3f4d18aceac2780bdb95523845d066ed25c04fc65168a5ddbd37a85671bb7',
+      Names: [
+        '/deployment_backend_1',
+      ],
+      Image: 'gitlab-registry.tubit.tu-berlin.de/stapps/backend/b-tu-typescript-refactor-for-new-tslint-config',
+      ImageID: 'sha256:ef9f0c8c4b6f99dd208948c7aae1d042590aa18e05ebeae4f586e4b4beebeac9',
+      Command: 'node ./bin/www',
+      Created: 1524669882,
+      Ports: [
+        {
+          IP: '127.0.0.1',
+          PrivatePort: 3000,
+          PublicPort: 3000,
+          Type: 'tcp',
+        },
+      ],
+      Labels: {
+        'com.docker.compose.config-hash': '91c6e0cebad15951824162c93392b6880b69599692f07798ae8de659c1616a03',
+        'com.docker.compose.container-number': '1',
+        'com.docker.compose.oneoff': 'False',
+        'com.docker.compose.project': 'deployment',
+        'com.docker.compose.service': 'backend',
+        'com.docker.compose.version': '1.21.0',
+        'stapps.version': '1.0.0',
+      },
+      State: 'running',
+      Status: 'Up 3 minutes',
+      HostConfig: {
+        NetworkMode: 'deployment_default',
+      },
+      NetworkSettings: {
+        Networks: {
+          deployment_default: {
+            IPAMConfig: null,
+            Links: null,
+            Aliases: null,
+            NetworkID: '947ea5247cc7429e1fdebd5404fa4d15f7c05e6765f2b93ddb3bdb6aaffd1193',
+            EndpointID: 'da17549a086ff2c9f622e80de833e6f334afda52c8f07080428640c1716dcd14',
+            Gateway: '172.18.0.1',
+            IPAddress: '172.18.0.3',
+            IPPrefixLen: 16,
+            IPv6Gateway: '',
+            GlobalIPv6Address: '',
+            GlobalIPv6PrefixLen: 0,
+            MacAddress: '03:41:ac:11:00:23',
+          },
+        },
+      },
+    };
+
+    // tslint:disable:object-literal-sort-keys
+    this.anyContainerWithExposedPorts = {
+      Id: 'e3d3f4d18aceac2780bdb95523845d066ed25c04fc65168a5ddbd37a85671bb7',
+      Names: [
+        '/container_name_1',
+      ],
+      Image: 'ubuntu:4',
+      ImageID: 'sha256:ef9f0c8c4b6f99dd208948c7aae1d042590aa18e05ebeae4f586e4b4beebeac9',
+      Command: 'sh',
+      Created: 1524669882,
+      Ports: [
+        {
+          IP: '0.0.0.0',
+          PrivatePort: 80,
+          PublicPort: 80,
+          Type: 'tcp',
+        },
+      ],
+      Labels: {},
+      State: 'running',
+      Status: 'Up 3 minutes',
+      HostConfig: {
+        NetworkMode: 'default',
+      },
+      NetworkSettings: {
+        Networks: {
+          bridge: {
+            IPAMConfig: null,
+            Links: null,
+            Aliases: null,
+            NetworkID: '947ea5247cc7429e1fdebd5404fa4d15f7c05e6765f2b93ddb3bdb6aaffd1193',
+            EndpointID: 'da17549a086ff2c9f622e80de833e6f334afda52c8f07080428640c1716dcd14',
+            Gateway: '172.18.0.1',
+            IPAddress: '172.18.0.3',
+            IPPrefixLen: 16,
+            IPv6Gateway: '',
+            GlobalIPv6Address: '',
+            GlobalIPv6PrefixLen: 0,
+            MacAddress: '03:41:ac:11:00:23',
+          },
+        },
+      },
+    };
+    done();
+  }
+
+  // tslint:disable:no-unused-expression
+  @test
+  checkIfContainerDoesNotMatchAnyContainer(done: () => void) {
+    expect(containerMatchesRegex(
+      'anyName',
+      new RegExp('d+'),
+      ContainerInfoParsing.anyContainerWithExposedPorts),
+    ).to.be.false;
+    done();
+  }
+
+  @test
+  checkIfContainerDoesNotMatchIfVersionIsIncorrect(done: () => void) {
+    expect(containerMatchesRegex(
+      'backend',
+      new RegExp('1\\.4\\.\\d+'),
+      ContainerInfoParsing.backendContainerWithExposedPorts),
+    ).to.be.false;
+    done();
+  }
+
+
+  @test
+  checkIfContainerMatches(done: () => void) {
+    expect(containerMatchesRegex(
+      'backend',
+      new RegExp('1\\.0\\.\\d+'),
+      ContainerInfoParsing.backendContainerWithExposedPorts),
+    ).to.be.true;
+    done();
+  }
+
+  @test
+  getGatewayOfAnyContainerWithExposedPorts(done: () => void) {
+    expect(getGatewayOfStAppsBackend(ContainerInfoParsing.anyContainerWithExposedPorts)).to.be.equal('0.0.0.0:80');
+    done();
+  }
+
+  @test
+  getGatewayOfBackendContainer(done: () => void) {
+    expect(getGatewayOfStAppsBackend(ContainerInfoParsing.backendContainerWithExposedPorts))
+      .to
+      .be
+      .equal('127.0.0.1:3000');
+    done();
+  }
+
+  @test
+  upstreamMapCallsLoggerErrorWhenNoMatchingContainerIsFound(done: () => void) {
+
+    const stub = sinon.stub(console, 'error');
+
+    expect(generateUpstreamMap(
+      ['0\\.8\\.\\d+'],
+      ['1\\.1\\.\\d+'],
+      [ContainerInfoParsing.backendContainerWithExposedPorts],
+    )).to.be.equal('map $http_x_stapps_version $proxyurl {\n' +
+      '  default unsupported;\n' +
+      '  "~0\\.8\\.\\d+" unavailable;\n' +
+      '  "~1\\.1\\.\\d+" outdated;\n' +
+      '}\n');
+
+    stub.restore();
+    expect(stub.args[0][0]).contains('[ERROR] No backend for version').and.contains('found');
+    done();
+  }
+
+  @test
+  upstreamMapWithOneActiveVersionAndNoOutdatedOnes(done: () => void) {
+    expect(
+      generateUpstreamMap(
+        ['1\\.0\\.\\d+'],
+        ['0\\.8\\.\\d+'],
+        [ContainerInfoParsing.backendContainerWithExposedPorts],
+      ),
+    ).to.be.equal(
+      'map $http_x_stapps_version $proxyurl {\n' +
+      '  default unsupported;\n' +
+      '  "~1\\.0\\.\\d+" 1__0___d_;\n' +
+      '  "~0\\.8\\.\\d+" outdated;\n' +
+      '}\n' +
+      'upstream 1__0___d_ {\n' +
+      '  server 127.0.0.1:3000;\n' +
+      '}\n',
+    );
+    done();
+  }
+}

test/mocha.opts

@@ -0,0 +1,4 @@
+--ui mocha-typescript
+--require ts-node/register
+--require source-map-support/register
+test/*.ts