wrapped sinatra app into a rack app & added docker-compose

Dockerfile

@@ -0,0 +1,22 @@
+FROM ruby:2.3
+
+RUN git clone git://github.com/AboutUs/pegleg.git /usr/local/src/pegleg \
+ && cd /usr/local/src/pegleg \
+ && make \
+ && make install \
+ && apt-get update \
+ && apt-get install -y --no-install-recommends graphviz time gdb
+RUN useradd \
+ --uid 1000 --gid 50 \
+ --shell /bin/bash \
+ --create-home --home-dir /exploratory-parsing \
+ web
+RUN gem install sinatra \
+ && gem install haml \
+ && gem install diffy
+COPY . /usr/local/src/exploratory-parsing
+WORKDIR /exploratory-parsing
+USER web
+RUN cp -R /usr/local/src/exploratory-parsing/* /exploratory-parsing/
+EXPOSE 8080
+CMD ["rackup", "--host", "0.0.0.0", "-p", "8080"]

README.md

@@ -25,7 +25,15 @@ Download sample data.
 
 Launch the server.
 
-	ruby server.rb
+	rackup
+
+Alternative Installation (Docker)
+---------------------------------
+
+	docker-compose run --rm bootstrap
+	docker-compose up -d web
+
+Then point your web browser at:  http://your-docker-host:8080/
 
 Usage
 -----
@@ -45,4 +53,3 @@ License
 -------
 
 Licensed under the MIT License.
-

config.ru

@@ -0,0 +1,3 @@
+require "./server.rb"
+
+run Server

docker-compose.yml

@@ -0,0 +1,27 @@
+# 'bootstrap' service below sets up the persistent storage used by the
+# 'web' service.  Adapt the bootstrap service to install other data
+# sources into the /exploratory-parsing/data directory.
+
+version: '2'
+
+services:
+  bootstrap:
+    image: buildpack-deps:jessie
+    volumes:
+      - "storage:/exploratory-parsing"
+      - ".:/usr/local/src/exploratory-parsing"
+    working_dir: /exploratory-parsing
+    command: >
+      bash -c "cp -R /usr/local/src/exploratory-parsing /
+      && sh scripts/download_world_factbook.sh
+      && chown -R 1000:50 /exploratory-parsing"
+  web:
+    build:
+      context: .
+    ports:
+      - 8080:8080
+    volumes:
+      - "storage:/exploratory-parsing"
+
+volumes:
+  storage: {}

server.rb

@@ -1,10 +1,13 @@
 $KCODE = "U"
 require 'rubygems'
-require 'sinatra'
+require 'sinatra/base'
 require 'haml'
 require 'fileutils'
 require "diffy"
 
+class Server < Sinatra::Base
+
+set :bind, "0.0.0.0"
 set :port, 8080
 enable :sessions
 
@@ -188,3 +191,5 @@ def text_blocks_for_offset(run, offset, length)
   content_type 'text/plain'
   `pr -n -t parse.leg.c`
 end
+
+end