mirror of
https://github.com/correl/melpa.git
synced 2024-12-01 11:09:53 +00:00
49495e9b06
By recording each package's archive-entry separately we are able to build each recipe independently and then compile the archive contents afterwards.
143 lines
3.5 KiB
Python
Executable file
143 lines
3.5 KiB
Python
Executable file
#!/usr/bin/env python
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import argparse
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from datetime import datetime
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import gzip
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import json
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import os
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import re
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import sys
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import time
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import tempfile
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from operator import or_
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LOGFILE = "/home/melpa/log/melpa.access.log"
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LOGREGEX = r'(?P<ip>[\d.]+) [ -]+ \[(?P<date>[\w/: +-]+)\] ' \
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r'"GET /packages/(?P<package>[^ ]+)-[0-9.]+.(?:el|tar) ' \
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r'HTTP/\d.\d" 200'
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def json_handler(obj):
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if isinstance(obj, datetime):
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return obj.isoformat()
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elif isinstance(obj, set):
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return list(obj)
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raise TypeError(
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'Object of type {0} with value {0} is not JSON serializable'.format(
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type(obj), repr(obj)))
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def json_dump(data, jsonfile, indent=None):
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"""
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jsonfiy `data`
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"""
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return json.dump(data, jsonfile, default=json_handler, indent=indent, encoding='utf-8')
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def datetime_parser(dct):
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for key, val in dct.items():
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if isinstance(val, list):
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dct[key] = set(val)
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return dct
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def json_load(jsonfile):
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return json.load(jsonfile, object_hook=datetime_parser)
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def parse_val(val):
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try:
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return datetime.strptime(val, "%Y-%m-%dT%H:%M:%S")
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except ValueError:
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return val
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def ip_to_number(ip):
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return reduce(or_, ((int(n) << (i*8)) for i, n in enumerate(
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reversed(ip.split('.')))), 0)
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def parse_logfile(logfilename, pkg_ip_time):
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"""
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"""
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if logfilename.endswith("gz"):
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logfile = gzip.open(logfilename, 'r')
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else:
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logfile = open(logfilename, 'r')
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logre = re.compile(LOGREGEX)
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count = 0
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for line in logfile:
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match = logre.match(line)
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if match is None:
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continue
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# Convert ips to four character strings.
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ip = match.group('ip')
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dtstamp = int(time.mktime(
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datetime.strptime(match.group('date').split()[0],
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"%d/%b/%Y:%H:%M:%S").timetuple()))
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pkg = match.group('package')
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pkg_ip_time.setdefault(pkg, {}).setdefault(ip, set()).add(dtstamp)
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count += 1
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return count
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def main():
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"""main function"""
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parser = argparse.ArgumentParser(description='MELPA Log File Parser')
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parser.add_argument('logs', metavar="logs", type=unicode, nargs="*",
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help="Log files to parse.", default=[LOGFILE])
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args = parser.parse_args()
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pid = str(os.getpid())
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pidfile = os.path.join(os.path.join(tempfile.gettempdir(), "process_log.pid"))
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if os.access(pidfile, os.F_OK):
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running_pid = open(pidfile, "r").readline()
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try:
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os.kill(int(running_pid), 0)
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print "Process {0} currently running.".format(running_pid)
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return 1
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except OSError:
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print "Stale lockfile."
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os.unlink(pidfile)
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file(pidfile, 'w').write(pid)
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# load old data file
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if os.path.exists("download_log.json.gz"):
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pkg_ip_time = json_load(gzip.open("download_log.json.gz"))
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else:
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pkg_ip_time = {}
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# parse each parameter
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for logfile in args.logs:
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sys.stdout.write("processing logfile {0}... ".format(logfile))
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sys.stdout.flush()
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count = parse_logfile(logfile, pkg_ip_time)
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sys.stdout.write("{0}\n".format(count))
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# dump new data file
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json_dump(pkg_ip_time, gzip.open("download_log.json.gz", 'w'))
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# calculate current package totals
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pkgcount = {p: len(i) for p, i in pkg_ip_time.iteritems()}
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json_dump(pkgcount, open("html/download_counts.json", 'w'), indent=1)
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os.unlink(pidfile)
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return 0
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if __name__ == '__main__':
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sys.exit(main())
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