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				https://github.com/optim-enterprises-bv/Mailu.git
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			125 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			125 lines
		
	
	
		
			3.8 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(
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            'wizard.html',
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            flavor="compose",
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            steps=sorted(os.listdir(os.path.join(path, "templates", "steps", "compose"))),
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            subnet6=random_ipv6_subnet()
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        )
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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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