c374e81477
This script is used eg. for the /snapshot-changes/opensuse/Tumbleweed route and was using the WSGIScriptAlias apache command. With the switch to nginx we need this more modern approach.
93 lines
2.6 KiB
Python
Executable File
93 lines
2.6 KiB
Python
Executable File
#!/usr/bin/python3
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from flask import Flask
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from flask import request
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from flask import make_response
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import re
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import os
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digits_re = re.compile('^[0-9.]+$')
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BASE_DIR = '/var/lib'
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app = Flask(__name__)
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def get_dir(path):
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data_path = os.path.join(BASE_DIR, path.lstrip('/'))
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assert os.path.realpath(data_path).startswith(os.path.join(BASE_DIR, 'snapshot-changes'))
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return data_path
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@app.route('/<path:dirpath>/')
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def list(dirpath):
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_dir = get_dir(dirpath)
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fn = os.path.join(_dir, 'current')
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current = None
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if os.path.exists(fn):
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current = os.readlink(fn)
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ret = ''
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for i in sorted(os.listdir(_dir), reverse=True):
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if not digits_re.match(i):
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continue
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ret = ret + '<a href="diff/%s">%s</a>' % (i, i)
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if i == current:
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ret = ret + " <--"
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ret = ret + '<br/>'
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return ret
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@app.route('/<path:dirpath>/current', methods=['GET', 'POST'])
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def current(dirpath):
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_dir = get_dir(dirpath)
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fn = os.path.join(_dir, 'current')
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if request.method == 'POST':
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if 'version' not in request.form:
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return "missing version", 400
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version = request.form['version']
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if not digits_re.match(version):
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return "malformed version", 400
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if not os.path.exists(os.path.join(_dir, version)):
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return "invalid version", 400
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tmpfn = os.path.join(_dir, '.' + version)
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app.logger.debug(tmpfn)
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if os.path.exists(tmpfn):
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os.unlink(tmpfn)
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os.symlink(version, tmpfn)
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os.rename(tmpfn, fn)
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return "ok"
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else:
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if not os.path.exists(fn):
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return "", 404
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return os.readlink(fn)
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@app.route('/<path:dirpath>/diff/<version>')
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def diff(dirpath, version):
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_dir = get_dir(dirpath)
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fn = os.path.join(_dir, 'current')
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if not os.path.exists(fn):
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return "current version doesn't exist", 404
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if not os.path.exists(os.path.join(_dir, version)):
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return "invalid version", 400
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import subprocess
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cmd = [os.path.dirname(os.path.abspath(__file__)) + '/factory-package-news.py',
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'diff', '--dir', _dir, "current", version]
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app.logger.debug(cmd)
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response = make_response(subprocess.check_output(cmd))
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response.content_type = "text/plain"
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return response
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if __name__ == '__main__':
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from optparse import OptionParser
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parser = OptionParser()
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parser.add_option("--debug", action="store_true", help="debug output")
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parser.add_option("--host", metavar="IP", help="ip to listen to")
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(options, args) = parser.parse_args()
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app.run(debug=options.debug, host=options.host)
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application = app
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