Prepare setup for multi-ver deployment on docs server

setup/.env

@@ -0,0 +1,8 @@
+# Hostname passed to Traefik
+HOSTNAME=setup.mailu.io
+
+# Current release
+RELEASE=test
+
+# Comma separated list of versions the user can choose.
+VERSIONS=test,master

setup/Dockerfile

@@ -4,20 +4,17 @@ RUN mkdir -p /app
 WORKDIR /app
 
 COPY requirements.txt requirements.txt
-RUN apk add --no-cache git curl \
+RUN apk add --no-cache curl \
  && pip install -r requirements.txt
 
 COPY server.py ./server.py
-COPY setup.py ./setup.py
 COPY main.py ./main.py
-COPY flavors /data/master/flavors
-COPY templates /data/master/templates
+COPY flavors /data/flavors
+COPY templates /data/templates
 COPY static ./static
 
-#RUN python setup.py https://github.com/mailu/mailu /data
-
 EXPOSE 80/tcp
 
 CMD gunicorn -w 4 -b :80 --access-logfile - --error-logfile - --preload main:app
 
-HEALTHCHECK CMD curl -f -L http://localhost/ || exit 1
+HEALTHCHECK CMD curl -f -L http://localhost/master/ || exit 1

setup/docker-compose.yml

@@ -6,9 +6,29 @@ services:
   redis:
     image: redis:alpine
 
-  setup:
-    image: ${DOCKER_ORG:-mailu}/${DOCKER_PREFIX}setup:${MAILU_VERSION:-master}
-    ports:
-      - "8000:80"
-    build: .
+  setup_master:
+    image: mailu/setup:master
+    env_file: .env
+    environment:
+      this_version: "master"
+    labels:
+      - traefik.enable=true
+      - traefik.port=80
+      - traefik.main.frontend.rule=Host:${HOSTNAME};PathPrefix:/master/
+    depends_on:
+      - redis
 
+  setup_release:
+    image: mailu/setup:${RELEASE}
+    env_file: .env
+    environment:
+      this_version: ${RELEASE}
+    labels:
+      - traefik.enable=true
+      - traefik.port=80
+      - traefik.root.frontend.redirect.regex=.*
+      - traefik.root.frontend.redirect.replacement=/${RELEASE}/
+      - traefik.root.frontend.rule=Host:${HOSTNAME};PathPrefix:/
+      - traefik.main.frontend.rule=Host:${HOSTNAME};PathPrefix:/${RELEASE}/
+    depends_on:
+      - redis

setup/requirements.txt

@@ -1,5 +1,4 @@
 flask
 flask-bootstrap
 redis
-gitpython
 gunicorn

setup/server.py

@@ -33,29 +33,19 @@ def secret(length=16):
 
 def build_app(path):
 
-    #Hardcoded master as the only version for test purposes
-    versions = [
-    #    version for version in os.listdir(path)
-    #    if os.path.isdir(os.path.join(path, version))
-         "master"
-    ]
-
     app.jinja_env.trim_blocks = True
     app.jinja_env.lstrip_blocks = True
 
     @app.context_processor
     def app_context():
-        return dict(versions=versions)
+        return dict(versions=os.getenv("VERSIONS","master").split(','))
 
-    @app.route("/")
-    def index():
-        return flask.redirect(flask.url_for('{}.wizard'.format(versions[-1])))
+    version = os.getenv("this_version")
 
-    for version in versions:
     bp = flask.Blueprint(version, __name__)
     bp.jinja_loader = jinja2.ChoiceLoader([
-            jinja2.FileSystemLoader(os.path.join(path, version, "templates")),
-            jinja2.FileSystemLoader(os.path.join(path, version, "flavors"))
+        jinja2.FileSystemLoader(os.path.join(path, "templates")),
+        jinja2.FileSystemLoader(os.path.join(path, "flavors"))
     ])
 
     @bp.context_processor
@@ -69,7 +59,7 @@ def build_app(path):
     @bp.route("/submit_flavor", methods=["POST"])
     def submit_flavor():
         data = flask.request.form.copy()
-            steps = sorted(os.listdir(path + "/" + version + "/templates/steps/" + data["flavor"]))
+        steps = sorted(os.listdir(os.path.join(path, "templates", "steps", data["flavor"])))
         return flask.render_template('wizard.html', flavor=data["flavor"], steps=steps)
 
     @bp.route("/submit", methods=["POST"])

setup/setup.py

@@ -1,39 +0,0 @@
-import git
-import tempfile
-import argparse
-import os
-import shutil
-import re
-
-
-VERSION_BRANCH = re.compile("(master|\d+\.\d+)")
-
-
-def main(upstream, dest, dev=True):
-    shutil.rmtree(dest, ignore_errors=True)
-    os.makedirs(dest, exist_ok=True)
-    with tempfile.TemporaryDirectory() as clone_path:
-        repo = git.Repo.clone_from(upstream, clone_path)
-        for branch in repo.refs:
-            if not branch.name.startswith("origin/"):
-                continue
-            name = branch.name[len("origin/"):]
-            if not VERSION_BRANCH.match(name):
-                continue
-            branch.checkout()
-            config_path = os.path.join(clone_path, "setup")
-            if os.path.exists(config_path):
-                shutil.copytree(config_path, os.path.join(dest, name))
-                print("Imported branch {}".format(name))
-    if dev:
-        shutil.copytree(".", os.path.join(dest, "dev"))
-        print("Imported dev")
-
-
-if __name__ == "__main__":
-    parser = argparse.ArgumentParser()
-    parser.add_argument("--dev", action="store_true", help="Copy the local dir in /dev")
-    parser.add_argument("upstream", help="Path to Mailu git repository")
-    parser.add_argument("dest", help="Destination directory for data files")
-    args = parser.parse_args()
-    main(**vars(args))

setup/templates/base.html

@@ -9,8 +9,8 @@
   <p>
     Version
     <select onchange="window.location.href=this.value;" class="btn btn-primary dropdown-toggle">
-      {% for available in versions %}
-      <option value="{{ url_for('{}.wizard'.format(available)) }}" {% if available == version %}selected{% endif %}>{{ available }}</option>
+      {% for module in versions %}
+      <option value="/{{ module }}" {% if module == version %}selected{% endif %}>{{ module }}</option>
       {% endfor %}
     </select>
   </p>