60 lines
1.5 KiB
Python
60 lines
1.5 KiB
Python
"""Web Server Gateway Interface with autoreload to render spawner template.
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Usage: `python -m render`
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"""
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from pathlib import Path
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from traceback import format_exc
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import glicid_spawner
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from flask import Flask, render_template, request
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from glicid_spawner.form import options_attrs, options_form, options_from_form
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from livereload import Server
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# Monkeypatch
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USERNAME = 'john-doe'
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glicid_spawner.micromamba.MICROMAMBA_ROOT = (
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Path(__file__).parent / '..' / 'tests' / 'data' / 'micromamba'
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).resolve()
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glicid_spawner.micromamba.GLOBAL_USER = 'global'
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glicid_spawner.micromamba.GLOBAL_EXCLUDED = 'qux'
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# Flask app
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app = Flask(__name__)
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app.debug = True
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@app.route('/')
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def home():
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"""Form spawner home page."""
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return render_template(
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'form.html', spawner_options_form=options_form(USERNAME), options=options_attrs(USERNAME)
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)
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@app.route('/submit', methods=['POST'])
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def submit():
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"""Reformat form data and extract spawner options.
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https://jupyterhub.readthedocs.io/en/stable/reference/spawners.html#spawner-options-from-form
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"""
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formdata = dict(request.form.lists())
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# Trying to parse the options from the formdata
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try:
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return render_template(
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'options.html', formdata=formdata, options=options_from_form(formdata)
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)
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except Exception:
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return render_template('options.html', formdata=formdata, err=format_exc())
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def server_autoreload():
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"""Start auto-reload server."""
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server = Server(app.wsgi_app)
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server.serve()
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if __name__ == '__main__':
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server_autoreload()
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