Merge pull request #1794 from dokku/remove-ruby-dependency

Replace dokku-installer.rb with dokku-installer.py

Makefile

@@ -38,7 +38,6 @@ package_cloud:
 	package_cloud push dokku/dokku/ubuntu/trusty herokuish*.deb
 	package_cloud push dokku/dokku/ubuntu/trusty sshcommand*.deb
 	package_cloud push dokku/dokku/ubuntu/trusty plugn*.deb
-	package_cloud push dokku/dokku/ubuntu/trusty rubygem*.deb
 	package_cloud push dokku/dokku/ubuntu/trusty dokku*.deb
 
 packer:
@@ -140,12 +139,7 @@ count:
 	@find tests -type f -not -name .DS_Store | xargs cat | sed 's/^$$//g' | wc -l
 
 dokku-installer:
-	apt-get install -qq -y ruby
+	test -f /var/lib/dokku/.dokku-installer-created || python contrib/dokku-installer.py onboot
-	test -f /var/lib/dokku/.dokku-installer-created || gem install rack -v 1.5.2 --no-rdoc --no-ri
-	test -f /var/lib/dokku/.dokku-installer-created || gem install rack-protection -v 1.5.3 --no-rdoc --no-ri
-	test -f /var/lib/dokku/.dokku-installer-created || gem install sinatra -v 1.4.5 --no-rdoc --no-ri
-	test -f /var/lib/dokku/.dokku-installer-created || gem install tilt -v 1.4.1 --no-rdoc --no-ri
-	test -f /var/lib/dokku/.dokku-installer-created || ruby contrib/dokku-installer.rb onboot
 	test -f /var/lib/dokku/.dokku-installer-created || service dokku-installer start
 	test -f /var/lib/dokku/.dokku-installer-created || service nginx reload
 	test -f /var/lib/dokku/.dokku-installer-created || touch /var/lib/dokku/.dokku-installer-created

contrib/dokku-installer.py

@@ -0,0 +1,217 @@
+#!/usr/bin/env python2.7
+
+import cgi
+import json
+import os
+import SimpleHTTPServer
+import SocketServer
+import subprocess
+import sys
+import threading
+
+VERSION = 'v0.4.6'
+
+hostname = ''
+try:
+    command = "bash -c '[[ $(dig +short $HOSTNAME) ]] && echo $HOSTNAME || wget -q -O - icanhazip.com'"
+    hostname = subprocess.check_output(command, shell=True)
+    if ':' in hostname:
+        hostname = ''
+except subprocess.CalledProcessError:
+    pass
+
+key_file = os.getenv('KEY_FILE', '/root/.ssh/authorized_keys')
+
+admin_keys = []
+if os.path.isfile(key_file):
+    try:
+        command = "cat {0}".format(key_file)
+        admin_keys = subprocess.check_output(command, shell=True).strip().split("\n")
+    except subprocess.CalledProcessError:
+        pass
+
+
+def check_boot():
+    if 'onboot' not in sys.argv:
+        return
+    init_dir = os.getenv('INIT_DIR', '/etc/init')
+    systemd_dir = os.getenv('SYSTEMD_DIR', '/etc/systemd/system')
+    nginx_dir = os.getenv('NGINX_DIR', '/etc/nginx/conf.d')
+
+    if os.path.exists(init_dir):
+        with open('{0}/dokku-installer.conf'.format(init_dir), 'w') as f:
+            f.write("start on runlevel [2345]\n")
+            f.write("exec {0} selfdestruct\n".format(os.path.abspath(__file__)))
+    if os.path.exists(systemd_dir):
+        with open('{0}/dokku-installer.service'.format(systemd_dir), 'w') as f:
+            f.write("[Unit]\n")
+            f.write("Description=Dokku web-installer\n")
+            f.write("\n")
+            f.write("[Service]\n")
+            f.write("ExecStart=#{File.absolute_path(__FILE__)} selfdestruct\n")
+            f.write("\n")
+            f.write("[Install]\n")
+            f.write("WantedBy=multi-user.target\n")
+            f.write("WantedBy=graphical.target\n")
+    if os.path.exists(nginx_dir):
+        with open('{0}/dokku-installer.conf'.format(nginx_dir), 'w') as f:
+            f.write("upstream dokku-installer { server 127.0.0.1:2000; }\n")
+            f.write("server {\n")
+            f.write("  listen      80;\n")
+            f.write("  location    / {\n")
+            f.write("    proxy_pass  http://dokku-installer;\n")
+            f.write("  }\n")
+            f.write("}\n")
+
+    subprocess.call('rm -f /etc/nginx/sites-enabled/*', shell=True)
+    sys.exit(0)
+
+
+class GetHandler(SimpleHTTPServer.SimpleHTTPRequestHandler):
+    def do_GET(self):
+        content = PAGE.replace('{VERSION}', VERSION)
+        content = content.replace('{HOSTNAME}', hostname)
+        content = content.replace('{ADMIN_KEYS}', "\n".join(admin_keys))
+        self.send_response(200)
+        self.end_headers()
+        self.wfile.write(content)
+
+    def do_POST(self):
+        if self.path not in ['/setup', '/setup/']:
+            return
+
+        params = cgi.FieldStorage(fp=self.rfile,
+                                  headers=self.headers,
+                                  environ={
+                                      'REQUEST_METHOD': 'POST',
+                                      'CONTENT_TYPE': self.headers['Content-Type']})
+
+        dokku_root = os.getenv('DOKKU_ROOT', '/home/dokku')
+        if 'vhost' in params and params['vhost'].value == 'true':
+            with open('{0}/VHOST'.format(dokku_root), 'w') as f:
+                f.write(params['hostname'].value)
+        else:
+            try:
+                os.remove('{0}/VHOST'.format(dokku_root))
+            except OSError:
+                pass
+
+        command = ['sshcommand', 'acl-add', 'dokku', 'admin']
+        for key in params['keys'].value.split("\n"):
+            proc = subprocess.Popen(command, stdin=subprocess.PIPE)
+            proc.stdin.write(key)
+            proc.stdin.close()
+            proc.wait()
+
+        if 'selfdestruct' in sys.argv:
+            DeleteInstallerThread()
+
+        self.send_response(200)
+        self.end_headers()
+        self.wfile.write(json.dumps({'status': 'ok'}))
+
+
+class DeleteInstallerThread(object):
+    def __init__(self, interval=1):
+        thread = threading.Thread(target=self.run, args=())
+        thread.daemon = True
+        thread.start()
+
+    def run(self):
+        command = "rm /etc/nginx/conf.d/dokku-installer.conf && /etc/init.d/nginx stop && /etc/init.d/nginx start"
+        try:
+            subprocess.call(command, shell=True)
+        except:
+            pass
+
+        command = "rm -f /etc/init/dokku-installer.conf /etc/systemd/system/dokku-installer.service && stop dokku-installer"
+        try:
+            subprocess.call(command, shell=True)
+        except:
+            pass
+
+
+def main():
+    check_boot()
+
+    port = int(os.getenv('PORT', 2000))
+    httpd = SocketServer.TCPServer(("", port), GetHandler)
+    print "Listening on 0.0.0.0:{0}, CTRL+C to stop".format(port)
+    httpd.serve_forever()
+
+
+PAGE = """
+<html>
+<head>
+  <title>Dokku Setup</title>
+  <link rel="stylesheet" href="//netdna.bootstrapcdn.com/bootstrap/3.0.0/css/bootstrap.min.css" />
+  <script src="//ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js"></script>
+</head>
+<body>
+  <div class="container" style="width: 640px;">
+  <form id="form" role="form">
+    <h1>Dokku Setup <small>{VERSION}</small></h1>
+    <div class="form-group">
+      <h3><small style="text-transform: uppercase;">Admin Access</small></h3>
+      <label for="key">Public Key</label><br />
+      <textarea class="form-control" name="keys" rows="7" id="key">{ADMIN_KEYS}</textarea>
+    </div>
+    <div class="form-group">
+      <h3><small style="text-transform: uppercase;">Hostname Configuration</small></h3>
+      <div class="form-group">
+        <label for="hostname">Hostname</label>
+        <input class="form-control" type="text" id="hostname" name="hostname" value="{HOSTNAME}" />
+      </div>
+      <div class="checkbox">
+        <label><input id="vhost" name="vhost" type="checkbox" value="true"> Use <abbr title="Nginx will be run on port 80 and backend to your apps based on hostname">virtualhost naming</abbr> for apps</label>
+      </div>
+      <p>Your app URLs will look like:</p>
+      <pre id="example">http://hostname:port</pre>
+    </div>
+    <button type="button" onclick="setup()" class="btn btn-primary">Finish Setup</button> <span style="padding-left: 20px;" id="result"></span>
+  </form>
+  </div>
+  <div id="error-output"></div>
+  <script>
+    function setup() {
+      if ($.trim($("#key").val()) == "") {
+        alert("Your admin public key cannot be blank.")
+        return
+      }
+      if ($.trim($("#hostname").val()) == "") {
+        alert("Your hostname cannot be blank.")
+        return
+      }
+      data = $("#form").serialize()
+      $("input,textarea,button").prop("disabled", true);
+      $.post('/setup', data)
+        .done(function() {
+          $("#result").html("Success!")
+          window.location.href = "http://progrium.viewdocs.io/dokku/application-deployment";
+        })
+        .fail(function(data) {
+          $("#result").html("Something went wrong...")
+          $("#error-output").html(data.responseText)
+        });
+    }
+    function update() {
+      if ($("#vhost").is(":checked") && $("#hostname").val().match(/^(\d{1,3}\.){3}\d{1,3}$/)) {
+        alert("In order to use virtualhost naming, the hostname must not be an IP but a valid domain name.")
+        $("#vhost").prop('checked', false);
+      }
+      if ($("#vhost").is(':checked')) {
+        $("#example").html("http://&lt;app-name&gt;."+$("#hostname").val())
+      } else {
+        $("#example").html("http://"+$("#hostname").val()+":&lt;app-port&gt;")
+      }
+    }
+    $("#vhost").change(update);
+    $("#hostname").change(update);
+    update();
+  </script>
+</body>
+</html>
+"""
+
+if __name__ == "__main__":
+    main()

contrib/dokku-installer.rb

@@ -1,136 +0,0 @@
-#!/usr/bin/env ruby
-require "sinatra"
-require "open3"
-
-if ARGV[0] == "onboot"
-  File.open("/etc/init/dokku-installer.conf", "w") do |f|
-    f.puts "start on runlevel [2345]"
-    f.puts "exec #{File.absolute_path(__FILE__)} selfdestruct"
-  end if File.directory?("/etc/init")
-  File.open("/etc/systemd/system/dokku-installer.service", "w") do |f|
-    f.puts "[Unit]"
-    f.puts "Description=Dokku web-installer"
-    f.puts ""
-    f.puts "[Service]"
-    f.puts "ExecStart=#{File.absolute_path(__FILE__)} selfdestruct"
-    f.puts ""
-    f.puts "[Install]"
-    f.puts "WantedBy=multi-user.target"
-    f.puts "WantedBy=graphical.target"
-  end if File.directory?("/etc/systemd/system")
-  File.open("/etc/nginx/conf.d/dokku-installer.conf", "w") do |f|
-    f.puts "upstream dokku-installer { server 127.0.0.1:2000; }"
-    f.puts "server {"
-      f.puts "  listen      80;"
-      f.puts "  location    / {"
-      f.puts "    proxy_pass  http://dokku-installer;"
-      f.puts "  }"
-    f.puts "}"
-  end
-  `rm -f /etc/nginx/sites-enabled/*`
-  puts "Installed Upstart service and default Nginx virtualhost for installer to run on boot."
-  exit
-end
-
-version   = "v0.4.6"
-dokku_root  = ENV["DOKKU_ROOT"] || "/home/dokku"
-admin_keys  = `cat /root/.ssh/authorized_keys`.split("\n")
-hostname  = `bash -c '[[ $(dig +short $HOSTNAME) ]] && echo $HOSTNAME || wget -q -O - icanhazip.com'`.strip
-template  = DATA.read
-
-set :port, 2000
-set :environment, :production
-disable :protection
-
-get "/" do
-  ERB.new(template).result binding
-end
-
-post "/setup" do
-  if params[:vhost] == "true"
-    File.open("#{dokku_root}/VHOST", "w") {|f| f.write params[:hostname] }
-  else
-    `rm #{dokku_root}/VHOST`
-  end
-  File.open("#{dokku_root}/HOSTNAME", "w") {|f| f.write params[:hostname] }
-  keys = params[:keys].split("\n")
-  keys.each do |k|
-    Open3.capture2("sshcommand acl-add dokku admin", :stdin_data => k)
-  end
-  Thread.new {
-    `rm /etc/nginx/conf.d/dokku-installer.conf && /etc/init.d/nginx stop && /etc/init.d/nginx start`
-    `rm -f /etc/init/dokku-installer.conf /etc/systemd/system/dokku-installer.service && stop dokku-installer`
-  }.run if ARGV[0] == "selfdestruct"
-end
-
-__END__
-<html>
-<head>
-  <title>Dokku Setup</title>
-  <link rel="stylesheet" href="//netdna.bootstrapcdn.com/bootstrap/3.0.0/css/bootstrap.min.css" />
-  <script src="//ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js"></script>
-</head>
-<body>
-  <div class="container" style="width: 640px;">
-  <form id="form" role="form">
-    <h1>Dokku Setup <small><%= version %></small></h1>
-    <div class="form-group">
-      <h3><small style="text-transform: uppercase;">Admin Access</small></h3>
-      <label for="key">Public Key</label><br />
-      <textarea class="form-control" name="keys" rows="7" id="key"><% admin_keys.each do |key| %><%= key + "\n" %><% end %></textarea>
-    </div>
-    <div class="form-group">
-      <h3><small style="text-transform: uppercase;">Hostname Configuration</small></h3>
-      <div class="form-group">
-        <label for="hostname">Hostname</label>
-        <input class="form-control" type="text" id="hostname" name="hostname" value="<%= hostname %>" />
-      </div>
-      <div class="checkbox">
-        <label><input id="vhost" name="vhost" type="checkbox" value="true"> Use <abbr title="Nginx will be run on port 80 and backend to your apps based on hostname">virtualhost naming</abbr> for apps</label>
-      </div>
-      <p>Your app URLs will look like:</p>
-      <pre id="example">http://hostname:port</pre>
-    </div>
-    <button type="button" onclick="setup()" class="btn btn-primary">Finish Setup</button> <span style="padding-left: 20px;" id="result"></span>
-  </form>
-  </div>
-  <div id="error-output"></div>
-  <script>
-    function setup() {
-      if ($.trim($("#key").val()) == "") {
-        alert("Your admin public key cannot be blank.")
-        return
-      }
-      if ($.trim($("#hostname").val()) == "") {
-        alert("Your hostname cannot be blank.")
-        return
-      }
-      data = $("#form").serialize()
-      $("input,textarea,button").prop("disabled", true);
-      $.post('/setup', data)
-        .done(function() {
-          $("#result").html("Success!")
-          window.location.href = "http://dokku.viewdocs.io/dokku/application-deployment";
-        })
-        .fail(function(data) {
-          $("#result").html("Something went wrong...")
-          $("#error-output").html(data.responseText)
-        });
-    }
-    function update() {
-      if ($("#vhost").is(":checked") && $("#hostname").val().match(/^(\d{1,3}\.){3}\d{1,3}$/)) {
-        alert("In order to use virtualhost naming, the hostname must not be an IP but a valid domain name.")
-        $("#vhost").prop('checked', false);
-      }
-      if ($("#vhost").is(':checked')) {
-        $("#example").html("http://&lt;app-name&gt;."+$("#hostname").val())
-      } else {
-        $("#example").html("http://"+$("#hostname").val()+":&lt;app-port&gt;")
-      }
-    }
-    $("#vhost").change(update);
-    $("#hostname").change(update);
-    update();
-  </script>
-</body>
-</html>

deb.mk

@@ -20,13 +20,11 @@ SSHCOMMAND_VERSION ?= 0.1.0
 SSHCOMMAND_ARCHITECTURE = amd64
 SSHCOMMAND_PACKAGE_NAME = sshcommand_$(SSHCOMMAND_VERSION)_$(SSHCOMMAND_ARCHITECTURE).deb
 
-GEM_ARCHITECTURE = amd64
-
 GOROOT = /usr/lib/go
 GOBIN = /usr/bin/go
 GOPATH = /home/vagrant/gocode
 
-.PHONY: install-from-deb deb-all deb-herokuish deb-dokku deb-gems deb-plugn deb-setup deb-sshcommand
+.PHONY: install-from-deb deb-all deb-herokuish deb-dokku deb-plugn deb-setup deb-sshcommand
 
 install-from-deb:
 	echo "--> Initial apt-get update"
@@ -42,7 +40,7 @@ install-from-deb:
 	sudo apt-get update -qq > /dev/null
 	sudo apt-get install dokku
 
-deb-all: deb-herokuish deb-dokku deb-gems deb-plugn deb-sshcommand
+deb-all: deb-herokuish deb-dokku deb-plugn deb-sshcommand
 	mv /tmp/*.deb .
 	echo "Done"
 
@@ -96,7 +94,7 @@ deb-dokku: deb-setup
 	$(MAKE) help2man
 	$(MAKE) addman
 	cp /usr/local/share/man/man1/dokku.1 /tmp/build/usr/local/share/man/man1/dokku.1
-	cp contrib/dokku-installer.rb /tmp/build/usr/local/share/dokku/contrib
+	cp contrib/dokku-installer.py /tmp/build/usr/local/share/dokku/contrib
 	git describe --tags > /tmp/build/var/lib/dokku/VERSION
 	cat /tmp/build/var/lib/dokku/VERSION | cut -d '-' -f 1 | cut -d 'v' -f 2 > /tmp/build/var/lib/dokku/STABLE_VERSION
 	git rev-parse HEAD > /tmp/build/var/lib/dokku/GIT_REV
@@ -104,18 +102,6 @@ deb-dokku: deb-setup
 	dpkg-deb --build /tmp/build "/vagrant/dokku_`cat /tmp/build/var/lib/dokku/STABLE_VERSION`_$(DOKKU_ARCHITECTURE).deb"
 	mv *.deb /tmp
 
-deb-gems: deb-setup
-	rm -rf /tmp/tmp /tmp/build rubygem-*.deb
-	mkdir -p /tmp/tmp /tmp/build
-
-	gem install --quiet --no-verbose --no-ri --no-rdoc --install-dir /tmp/tmp rack -v 1.5.2 > /dev/null
-	gem install --quiet --no-verbose --no-ri --no-rdoc --install-dir /tmp/tmp rack-protection -v 1.5.3 > /dev/null
-	gem install --quiet --no-verbose --no-ri --no-rdoc --install-dir /tmp/tmp sinatra -v 1.4.5 > /dev/null
-	gem install --quiet --no-verbose --no-ri --no-rdoc --install-dir /tmp/tmp tilt -v 1.4.1 > /dev/null
-
-	find /tmp/tmp/cache -name '*.gem' | xargs -rn1 fpm -d ruby -d ruby --prefix /var/lib/gems/1.9.1 -s gem -t deb -a $(GEM_ARCHITECTURE)
-	mv *.deb /tmp
-
 deb-plugn: deb-setup
 	rm -rf /tmp/tmp /tmp/build $(PLUGN_PACKAGE_NAME)
 	mkdir -p /tmp/tmp /tmp/build

debian/control

@@ -5,6 +5,7 @@ Priority: optional
 Architecture: amd64
 Depends: locales, git, make, curl, gcc, man-db, sshcommand, docker-engine-cs | docker-engine | lxc-docker (> 1.6.1) | docker.io (> 1.6.1), software-properties-common, python-software-properties
 Recommends: herokuish
-Pre-Depends: nginx (>= 1.4.6), dnsutils, apparmor, cgroupfs-mount | cgroup-lite, plugn, sudo, ruby, ruby-dev, rubygem-rack , rubygem-rack-protection, rubygem-sinatra, rubygem-tilt
+Pre-Depends: nginx (>= 1.4.6), dnsutils, apparmor, cgroupfs-mount | cgroup-lite, plugn, sudo
 Maintainer: Jose Diaz-Gonzalez <dokku@josediazgonzalez.com>
-Description: Docker powered mini-Heroku in around 100 lines of Bash
+Description: A docker-powered PaaS that helps you build and manage the lifecycle of applications
+

debian/preinst

@@ -13,7 +13,7 @@ case "$1" in
       rm -f $INIT_CONF
       touch $INIT_CONF
       echo 'start on runlevel [2345]' >> $INIT_CONF
-      echo 'exec /usr/local/share/dokku/contrib/dokku-installer.rb selfdestruct' >> $INIT_CONF
+      echo 'exec /usr/local/share/dokku/contrib/dokku-installer.py selfdestruct' >> $INIT_CONF
 
       rm -f $NGINX_CONF
       touch $NGINX_CONF

docs/development/release-process.md

@@ -4,7 +4,7 @@ Dokku is released in intervals *at most* three weeks apart, though may be releas
 
 To propose a release, the following tasks need to be performed:
 
-- The installable version must be changed in the `contrib/dokku-installer.rb` file.
+- The installable version must be changed in the `contrib/dokku-installer.py` file.
 - The installable version must be changed in the `debian/control` file.
 - The installable version must be changed in the `docs/home.html` file
 - The installable version must be changed in the `docs/index.md` file