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-rw-r--r--scripts/rankmirrors116
1 files changed, 116 insertions, 0 deletions
diff --git a/scripts/rankmirrors b/scripts/rankmirrors
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+++ b/scripts/rankmirrors
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+#! /usr/bin/python
+#
+# rankmirrors : read a list of mirrors from a file and rank them by speed
+#
+# Original Idea copyright (c) 2006 R.G. <chesercat>
+# Modified 2006 by Dan McGee <dpmcgee@gmail.com>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+# USA.
+#
+import sys, datetime, time, socket, urllib2
+from optparse import OptionParser
+
+def createOptParser():
+ usage = "usage: %prog [options] MIRRORFILE"
+ description = "Ranks pacman mirrors by their connection and
+opening speed. Pacman mirror files are located in /etc/pacman.d/."
+ parser = OptionParser(usage=usage,description=description)
+ parser.add_option("-f", "--formatted", action="store_true",
+ dest = "formatted", default=False, help="output in mirror
+file format")
+ parser.add_option("-n", dest="num", default=0,
+ help="number of servers to output, 0 for all")
+ parser.add_option("-v", "--verbose", action="store_true", dest="verbose",
+- Show quoted text -
+ default=False, help="be verbose in output")
+ return parser
+
+def timeCmd(cmd):
+ before = time.time();
+ try:
+ cmd();
+ except KeyboardInterrupt, ki:
+ raise ki
+ except socket.timeout, ioe:
+ return 'timeout'
+ except Exception, e:
+ return 'unreachable'
+ return time.time() - before;
+
+def talkToServer(serverUrl):
+ opener = urllib2.build_opener()
+ tmp = opener.open(serverUrl).read()
+
+def getFuncToTime(serverUrl):
+ return lambda : talkToServer(serverUrl)
+
+def cmpPairBySecond(p1, p2):
+ if p1[1] == p2[1]: return 0
+ if p1[1] < p2[1]: return -1
+ return 1
+
+if __name__ == "__main__":
+ parser = createOptParser()
+ (options, args) = parser.parse_args()
+
+ if len(args) != 1:
+ parser.print_help(sys.stderr)
+ sys.exit(0)
+
+ # allows connections to time out if they take too long
+ socket.setdefaulttimeout(10)
+
+ fl = open(args[0], 'r')
+ serverToTime = {}
+ if options.formatted:
+ print "# Server list generated by rankmirrors on", datetime.date.today()
+ else:
+ print 'Querying servers, this may take some time...'
+ for ln in fl.readlines():
+ splitted = ln.split('=')
+ if splitted[0].strip() != 'Server':
+ if options.formatted:
+ print ln,
+ continue
+
+ serverUrl = splitted[1].strip()
+ if serverUrl[-1] == '\n': serverUrl = serverUrl[0:-1]
+ if options.verbose and options.formatted:
+ print '#',serverUrl,'...',
+ elif options.verbose:
+ print serverUrl,'...',
+ elif not options.formatted:
+ print ' * ',
+ sys.stdout.flush()
+ serverToTime[serverUrl] = timeCmd(getFuncToTime(serverUrl))
+ if options.verbose:
+ print serverToTime[serverUrl]
+
+ items = serverToTime.items()
+ items.sort(cmpPairBySecond)
+ numToShow = int(options.num)
+ if numToShow == 0: numToShow = len(items)
+ if len(items) > 0:
+ if options.formatted:
+ for i in items[0:numToShow]:
+ print 'Server =', i[0]
+ else:
+ print
+ print ' Servers sorted by time:'
+ for i in items[0:numToShow]:
+ print i[1], ':', i[0]
+
+# vim: set ts=4 sw=4 sta et sts ai: