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pub/unpub-4000/Dockerfile

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+from dart
+
+WORKDIR /app
+COPY . ./
+RUN dart pub get
+ENTRYPOINT ["dart", "run", "bin/unpub.dart", "--database", "mongodb://mongo:27017/dart_pub"]

pub/unpub-4000/bin/unpub.dart

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+import 'dart:io';
+import 'package:path/path.dart' as path;
+import 'package:args/args.dart';
+import 'package:mongo_dart/mongo_dart.dart';
+import 'package:unpub/unpub.dart' as unpub;
+
+main(List<String> args) async {
+  var parser = ArgParser();
+  parser.addOption('host', abbr: 'h', defaultsTo: '0.0.0.0');
+  parser.addOption('port', abbr: 'p', defaultsTo: '4000');
+  parser.addOption('database', abbr: 'd', defaultsTo: 'mongodb://localhost:27017/dart_pub');
+
+  var results = parser.parse(args);
+
+  var host = results['host'] as String?;
+  var port = int.parse(results['port'] as String);
+  var dbUri = results['database'] as String;
+
+  if (results.rest.isNotEmpty) {
+    print('Got unexpected arguments: "${results.rest.join(' ')}".\n\nUsage:\n');
+    print(parser.usage);
+    exit(1);
+  }
+
+  final db = Db(dbUri);
+  await db.open();
+
+  var baseDir = path.absolute('unpub-packages');
+
+  var app = unpub.App(
+    metaStore: unpub.MongoStore(db),
+    packageStore: unpub.FileStore(baseDir),
+  );
+
+  var server = await app.serve(host, port);
+  print('Serving at http://${server.address.host}:${server.port}');
+}

pub/unpub-4000/docker-compose.yml

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+version: '3.3'
+services:
+  unpub:
+    build: ./
+    container_name: unpub
+    restart: always
+    ports:
+      - 4000:4000
+    volumes: 
+      - ~/.unpub-packages:/app/unpub-packages
+    depends_on:
+      - mongo
+  mongo: 
+    image: mongo:4.2.19
+    container_name: unpub_mongo 
+    restart: always
+    volumes: 
+      - ~/.unpub_mongo:/data/db

pub/unpub-4000/example/main.dart

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+import 'package:mongo_dart/mongo_dart.dart';
+import 'package:unpub/unpub.dart' as unpub;
+
+main(List<String> args) async {
+  final db = Db('mongodb://localhost:27017/dart_pub');
+  await db.open(); // make sure the MongoDB connection opened
+
+  final app = unpub.App(
+    metaStore: unpub.MongoStore(db),
+    packageStore: unpub.FileStore('./unpub-packages'),
+  );
+
+  final server = await app.serve('0.0.0.0', 4000);
+  print('Serving at http://${server.address.host}:${server.port}');
+}