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128 lines
4.1 KiB
Python
128 lines
4.1 KiB
Python
import flask
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import flask_bootstrap
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import redis
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import json
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import os
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import jinja2
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import uuid
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import string
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import random
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import ipaddress
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import hashlib
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import time
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version = os.getenv("this_version", "master")
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static_url_path = "/" + version + "/static"
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app = flask.Flask(__name__, static_url_path=static_url_path)
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flask_bootstrap.Bootstrap(app)
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db = redis.StrictRedis(host='redis', port=6379, db=0)
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def render_flavor(flavor, template, data):
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return flask.render_template(
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os.path.join(flavor, template),
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**data
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)
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@app.add_template_global
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def secret(length=16):
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charset = string.ascii_uppercase + string.digits
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return ''.join(
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random.SystemRandom().choice(charset)
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for _ in range(length)
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)
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#Original copied from https://github.com/andrewlkho/ulagen
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def random_ipv6_subnet():
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eui64 = uuid.getnode() >> 24 << 48 | 0xfffe000000 | uuid.getnode() & 0xffffff
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eui64_canon = "-".join([format(eui64, "02X")[i:i+2] for i in range(0, 18, 2)])
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h = hashlib.sha1()
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h.update((eui64_canon + str(time.time() - time.mktime((1900, 1, 1, 0, 0, 0, 0, 1, -1)))).encode('utf-8'))
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globalid = h.hexdigest()[0:10]
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prefix = ":".join(("fd" + globalid[0:2], globalid[2:6], globalid[6:10]))
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return prefix
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def build_app(path):
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app.jinja_env.trim_blocks = True
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app.jinja_env.lstrip_blocks = True
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@app.context_processor
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def app_context():
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return dict(
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versions=os.getenv("VERSIONS","master").split(','),
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stable_version = os.getenv("stable_version", "master")
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)
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prefix_bp = flask.Blueprint(version.replace(".", "_"), __name__)
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prefix_bp.jinja_loader = jinja2.ChoiceLoader([
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jinja2.FileSystemLoader(os.path.join(path, "templates")),
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jinja2.FileSystemLoader(os.path.join(path, "flavors"))
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])
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root_bp = flask.Blueprint("root", __name__)
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root_bp.jinja_loader = jinja2.ChoiceLoader([
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jinja2.FileSystemLoader(os.path.join(path, "templates")),
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jinja2.FileSystemLoader(os.path.join(path, "flavors"))
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])
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@prefix_bp.context_processor
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@root_bp.context_processor
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def bp_context(version=version):
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return dict(version=version)
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@prefix_bp.route("/")
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@root_bp.route("/")
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def wizard():
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return flask.render_template('wizard.html')
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@prefix_bp.route("/submit_flavor", methods=["POST"])
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@root_bp.route("/submit_flavor", methods=["POST"])
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def submit_flavor():
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data = flask.request.form.copy()
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subnet6 = random_ipv6_subnet()
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steps = sorted(os.listdir(os.path.join(path, "templates", "steps", data["flavor"])))
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return flask.render_template('wizard.html', flavor=data["flavor"], steps=steps, subnet6=subnet6)
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@prefix_bp.route("/submit", methods=["POST"])
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@root_bp.route("/submit", methods=["POST"])
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def submit():
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data = flask.request.form.copy()
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data['uid'] = str(uuid.uuid4())
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try:
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data['dns'] = str(ipaddress.IPv4Network(data['subnet'], strict=False)[-2])
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except ValueError as err:
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return "Error while generating files: " + str(err)
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db.set(data['uid'], json.dumps(data))
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return flask.redirect(flask.url_for('.setup', uid=data['uid']))
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@prefix_bp.route("/setup/<uid>", methods=["GET"])
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@root_bp.route("/setup/<uid>", methods=["GET"])
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def setup(uid):
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data = json.loads(db.get(uid))
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flavor = data.get("flavor", "compose")
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rendered = render_flavor(flavor, "setup.html", data)
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return flask.render_template("setup.html", contents=rendered)
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@prefix_bp.route("/file/<uid>/<filepath>", methods=["GET"])
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@root_bp.route("/file/<uid>/<filepath>", methods=["GET"])
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def file(uid, filepath):
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data = json.loads(db.get(uid))
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flavor = data.get("flavor", "compose")
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return flask.Response(
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render_flavor(flavor, filepath, data),
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mimetype="application/text"
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)
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app.register_blueprint(prefix_bp, url_prefix="/{}".format(version))
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app.register_blueprint(root_bp)
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if __name__ == "__main__":
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build_app("/tmp/mailutest")
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app.run(debug=True)
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