pmtest: add ability to spawn simple http servers
Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com> Signed-off-by: Allan McRae <allan@archlinux.org>
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3 changed files with 135 additions and 0 deletions
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@ -317,3 +317,26 @@ Example:
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pactest will ensure the file /etc/test.conf exists in the filesystem.
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Serving Files
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=============
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Tests can run a simple http server using the `add_simple_http_server` method,
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which takes a dict with request paths for keys and their responses as values
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and returns a url for the server. Responses may either be a simple string or
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a dict with the following keys: `code`, `headers`, and `body`. If a value is
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provided for the empty path it will be used as a fallback response for any
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requests that do not match a path.
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url = self.add_simple_http_server({
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"/": "simple response",
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"/custom": {
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"headers": { "Content-Disposition": "attachment; filename=foo" },
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"body": ("Custom response. Code and any necessary headers "
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"will by automatically set if not provided"),
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}
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"": {
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"code": 404,
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"headers": { "Content-Length": "14" },
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"body": "Page Not Found",
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}
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})
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84
test/pacman/pmserve.py
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84
test/pacman/pmserve.py
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@ -0,0 +1,84 @@
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# Copyright (c) 2020 Pacman Development Team <pacman-dev@archlinux.org>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import http
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import http.server
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import sys
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import re
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class pmHTTPServer(http.server.ThreadingHTTPServer):
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pass
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class pmHTTPRequestHandler(http.server.BaseHTTPRequestHandler):
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"""BaseHTTPRequestHandler subclass with helper methods and common setup"""
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logfile = sys.stderr
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def respond(self, response, headers={}, code=200):
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self.protocol_version = "HTTP/1.1"
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self.send_response(code)
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for header, value in headers.items():
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self.send_header(header, value)
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self.end_headers()
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self.wfile.write(response)
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def parse_range_bytes(self, text):
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parser = re.compile(r'^bytes=(\d+)-(\d+)?$')
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if m := parser.match(text):
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return map(lambda d: None if d is None else int(d), m.groups())
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else:
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raise ValueError("Unrecognized Range value")
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def respond_bytes(self, response, headers={}, code=200):
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headers = headers.copy()
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if code == 200 and self.headers['Range']:
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(start, end) = self.parse_range_bytes(self.headers['Range'])
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code = 206
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response = response[start:end]
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headers.setdefault('Content-Range', 'bytes */%s' % (len(response)))
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headers.setdefault('Content-Type', "application/octet-stream")
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headers.setdefault('Content-Length', str(len(response)))
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self.respond(response, headers, code)
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def respond_string(self, response, headers={}, code=200):
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headers = headers.copy()
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headers.setdefault('Content-Type', 'text/plain; charset=utf-8')
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self.respond_bytes(response.encode('UTF-8'), headers, code)
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def log_message(self, format, *args):
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if callable(self.logfile):
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self.logfile = self.logfile()
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self.logfile.write("%s - - [%s] %s\n" %
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(self.address_string(),
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self.log_date_time_string(),
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format%args))
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class pmStringHTTPRequestHandler(pmHTTPRequestHandler):
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"""pmHTTPRequestHandler subclass to respond with simple string messages"""
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responses = dict()
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def do_GET(self):
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response = self.responses.get(self.path, self.responses.get(''))
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if response is not None:
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if isinstance(response, dict):
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self.respond_string(
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response.get('body', ''),
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headers=response.get('headers', {}),
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code=response.get('code', 200))
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else:
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self.respond_string(response)
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else:
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self.send_error(http.HTTPStatus.NOT_FOUND);
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@ -20,9 +20,11 @@ import shlex
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import shutil
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import stat
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import subprocess
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import threading
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import time
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import pmrule
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import pmserve
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import pmdb
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import pmfile
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import tap
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@ -47,6 +49,8 @@ class pmtest(object):
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"--hookdir", self.hookdir(),
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"--cachedir", self.cachedir()]
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self.http_servers = []
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def __str__(self):
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return "name = %s\n" \
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"testname = %s\n" \
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@ -285,6 +289,8 @@ class pmtest(object):
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output = None
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vprint("\trunning: %s" % " ".join(cmd))
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self.start_http_servers()
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# Change to the tmp dir before running pacman, so that local package
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# archives are made available more easily.
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time_start = time.time()
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@ -293,6 +299,8 @@ class pmtest(object):
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time_end = time.time()
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vprint("\ttime elapsed: %.2fs" % (time_end - time_start))
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self.stop_http_servers()
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if output:
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output.close()
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@ -330,3 +338,23 @@ class pmtest(object):
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def hookdir(self):
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return os.path.join(self.root, util.PM_HOOKDIR)
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def add_simple_http_server(self, responses):
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logfile = lambda h: open(os.path.join(self.root, 'var/log/httpd.log'), 'a')
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handler = type(self.name + 'HTTPServer',
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(pmserve.pmStringHTTPRequestHandler,),
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{'responses': responses, 'logfile': logfile})
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server = pmserve.pmHTTPServer(('127.0.0.1', 0), handler)
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self.http_servers.append(server)
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host, port = server.server_address[:2]
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return 'http://%s:%d' % (host, port)
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def start_http_servers(self):
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for srv in self.http_servers:
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thread = threading.Thread(target=srv.serve_forever)
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thread.daemon = True
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thread.start()
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def stop_http_servers(self):
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for srv in self.http_servers:
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srv.shutdown()
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