dak/show_deferred.py

   1 #!/usr/bin/env python
   2
   3 """ Overview of the DEFERRED queue, based on queue-report """
   4 #    Copyright (C) 2001, 2002, 2003, 2005, 2006  James Troup <james@nocrew.org>
   5 # Copyright (C) 2008 Thomas Viehmann <tv@beamnet.de>
   6
   7 # This program is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 2 of the License, or
  10 # (at your option) any later version.
  11
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 # GNU General Public License for more details.
  16
  17 # You should have received a copy of the GNU General Public License
  18 # along with this program; if not, write to the Free Software
  19 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20
  21 ################################################################################
  22
  23 import sys, os, re, time
  24 import apt_pkg
  25 import rrdtool
  26
  27 try:
  28     # starting with squeeze
  29     from debian import deb822
  30 except:
  31     # up to lenny
  32     from debian_bundle import deb822
  33
  34 from daklib.dbconn import *
  35 from daklib import utils
  36 from daklib.regexes import re_html_escaping, html_escaping
  37
  38 ################################################################################
  39 ### work around bug #487902 in debian-python 0.1.10
  40 deb822.Changes._multivalued_fields = {
  41             "files": [ "md5sum", "size", "section", "priority", "name" ],
  42             "checksums-sha1": ["sha1", "size", "name"],
  43             "checksums-sha256": ["sha256", "size", "name"],
  44           }
  45
  46 ################################################################################
  47
  48 row_number = 1
  49
  50 def html_escape(s):
  51     return re_html_escaping.sub(lambda x: html_escaping.get(x.group(0)), s)
  52
  53 ################################################################################
  54
  55 def header():
  56   return  """<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
  57         <html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8">
  58         <title>Deferred uploads to Debian</title>
  59         <link type="text/css" rel="stylesheet" href="style.css">
  60         <link rel="shortcut icon" href="http://www.debian.org/favicon.ico">
  61         </head>
  62         <body>
  63         <div align="center">
  64         <a href="http://www.debian.org/">
  65      <img src="http://www.debian.org/logos/openlogo-nd-50.png" border="0" hspace="0" vspace="0" alt=""></a>
  66         <a href="http://www.debian.org/">
  67      <img src="http://www.debian.org/Pics/debian.png" border="0" hspace="0" vspace="0" alt="Debian Project"></a>
  68         </div>
  69         <br />
  70         <table class="reddy" width="100%">
  71         <tr>
  72         <td class="reddy">
  73     <img src="http://www.debian.org/Pics/red-upperleft.png" align="left" border="0" hspace="0" vspace="0"
  74      alt="" width="15" height="16"></td>
  75         <td rowspan="2" class="reddy">Deferred uploads to Debian</td>
  76         <td class="reddy">
  77     <img src="http://www.debian.org/Pics/red-upperright.png" align="right" border="0" hspace="0" vspace="0"
  78      alt="" width="16" height="16"></td>
  79         </tr>
  80         <tr>
  81         <td class="reddy">
  82     <img src="http://www.debian.org/Pics/red-lowerleft.png" align="left" border="0" hspace="0" vspace="0"
  83      alt="" width="16" height="16"></td>
  84         <td class="reddy">
  85     <img src="http://www.debian.org/Pics/red-lowerright.png" align="right" border="0" hspace="0" vspace="0"
  86      alt="" width="15" height="16"></td>
  87         </tr>
  88         </table>
  89         """
  90
  91 def footer():
  92     res = "<p class=\"validate\">Timestamp: %s (UTC)</p>" % (time.strftime("%d.%m.%Y / %H:%M:%S", time.gmtime()))
  93     res += "<p class=\"timestamp\">There are <a href=\"/stat.html\">graphs about the queues</a> available.</p>"
  94     res += """<a href="http://validator.w3.org/check?uri=referer">
  95     <img border="0" src="http://www.w3.org/Icons/valid-html401" alt="Valid HTML 4.01!" height="31" width="88"></a>
  96         <a href="http://jigsaw.w3.org/css-validator/check/referer">
  97     <img border="0" src="http://jigsaw.w3.org/css-validator/images/vcss" alt="Valid CSS!"
  98      height="31" width="88"></a>
  99     """
 100     res += "</body></html>"
 101     return res
 102
 103 def table_header():
 104     return """<h1>Deferred uploads</h1>
 105       <center><table border="0">
 106         <tr>
 107           <th align="center">Change</th>
 108           <th align="center">Time remaining</th>
 109           <th align="center">Uploader</th>
 110           <th align="center">Closes</th>
 111         </tr>
 112         """
 113
 114 def table_footer():
 115     return '</table><br/><p>non-NEW uploads are <a href="/deferred/">available</a>, see the <a href="ftp://ftp-master.debian.org/pub/UploadQueue/README">UploadQueue-README</a> for more information.</p></center><br/>\n'
 116
 117 def table_row(changesname, delay, changed_by, closes):
 118     global row_number
 119
 120     res = '<tr class="%s">'%((row_number%2) and 'odd' or 'even')
 121     res += (3*'<td valign="top">%s</td>')%tuple(map(html_escape,(changesname,delay,changed_by)))
 122     res += ('<td valign="top">%s</td>' %
 123              ''.join(map(lambda close:  '<a href="http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=%s">#%s</a><br>' % (close, close),closes)))
 124     res += '</tr>\n'
 125     row_number+=1
 126     return res
 127
 128 def update_graph_database(rrd_dir, *counts):
 129     if not rrd_dir:
 130         return
 131
 132     rrd_file = os.path.join(rrd_dir, 'deferred.rrd')
 133     counts = [str(count) for count in counts]
 134     update = [rrd_file, "N:"+":".join(counts)]
 135
 136     try:
 137         rrdtool.update(*update)
 138     except rrdtool.error:
 139         create = [rrd_file]+"""
 140 --step
 141 300
 142 --start
 143 0
 144 DS:day0:GAUGE:7200:0:1000
 145 DS:day1:GAUGE:7200:0:1000
 146 DS:day2:GAUGE:7200:0:1000
 147 DS:day3:GAUGE:7200:0:1000
 148 DS:day4:GAUGE:7200:0:1000
 149 DS:day5:GAUGE:7200:0:1000
 150 DS:day6:GAUGE:7200:0:1000
 151 DS:day7:GAUGE:7200:0:1000
 152 DS:day8:GAUGE:7200:0:1000
 153 DS:day9:GAUGE:7200:0:1000
 154 DS:day10:GAUGE:7200:0:1000
 155 DS:day11:GAUGE:7200:0:1000
 156 DS:day12:GAUGE:7200:0:1000
 157 DS:day13:GAUGE:7200:0:1000
 158 DS:day14:GAUGE:7200:0:1000
 159 DS:day15:GAUGE:7200:0:1000
 160 RRA:AVERAGE:0.5:1:599
 161 RRA:AVERAGE:0.5:6:700
 162 RRA:AVERAGE:0.5:24:775
 163 RRA:AVERAGE:0.5:288:795
 164 RRA:MIN:0.5:1:600
 165 RRA:MIN:0.5:6:700
 166 RRA:MIN:0.5:24:775
 167 RRA:MIN:0.5:288:795
 168 RRA:MAX:0.5:1:600
 169 RRA:MAX:0.5:6:700
 170 RRA:MAX:0.5:24:775
 171 RRA:MAX:0.5:288:795
 172 """.strip().split("\n")
 173         try:
 174             rc = rrdtool.create(*create)
 175             ru = rrdtool.update(*update)
 176         except rrdtool.error, e:
 177             print('warning: queue_report: rrdtool error, skipping %s.rrd: %s' % (type, e))
 178     except NameError:
 179         pass
 180
 181 def get_upload_data(changesfn):
 182     achanges = deb822.Changes(file(changesfn))
 183     changesname = os.path.basename(changesfn)
 184     delay = os.path.basename(os.path.dirname(changesfn))
 185     m = re.match(r'([0-9]+)-day', delay)
 186     if m:
 187         delaydays = int(m.group(1))
 188         remainingtime = (delaydays>0)*max(0,24*60*60+os.stat(changesfn).st_mtime-time.time())
 189         delay = "%d days %02d:%02d" %(max(delaydays-1,0), int(remainingtime/3600),int(remainingtime/60)%60)
 190     else:
 191         delaydays = 0
 192         remainingtime = 0
 193
 194     uploader = achanges.get('changed-by')
 195     uploader = re.sub(r'^\s*(\S.*)\s+<.*>',r'\1',uploader)
 196     if Cnf.has_key("Show-Deferred::LinkPath"):
 197         isnew = 0
 198         suites = get_suites_source_in(achanges['source'])
 199         if 'unstable' not in suites and 'experimental' not in suites:
 200             isnew = 1
 201
 202         for b in achanges['binary'].split():
 203             suites = get_suites_binary_in(b)
 204             if 'unstable' not in suites and 'experimental' not in suites:
 205                 isnew = 1
 206
 207         if not isnew:
 208             # we don't link .changes because we don't want other people to
 209             # upload it with the existing signature.
 210             for afn in map(lambda x: x['name'],achanges['files']):
 211                 lfn = os.path.join(Cnf["Show-Deferred::LinkPath"],afn)
 212                 qfn = os.path.join(os.path.dirname(changesfn),afn)
 213                 if os.path.islink(lfn):
 214                     os.unlink(lfn)
 215                 if os.path.exists(qfn):
 216                     os.symlink(qfn,lfn)
 217                     os.chmod(qfn, 0644)
 218     return (max(delaydays-1,0)*24*60*60+remainingtime, changesname, delay, uploader, achanges.get('closes','').split(),achanges, delaydays)
 219
 220 def list_uploads(filelist, rrd_dir):
 221     uploads = map(get_upload_data, filelist)
 222     uploads.sort()
 223     # print the summary page
 224     print header()
 225     if uploads:
 226         print table_header()
 227         print ''.join(map(lambda x: table_row(*x[1:5]), uploads))
 228         print table_footer()
 229     else:
 230         print '<h1>Currently no deferred uploads to Debian</h1>'
 231     print footer()
 232     # machine readable summary
 233     if Cnf.has_key("Show-Deferred::LinkPath"):
 234         fn = os.path.join(Cnf["Show-Deferred::LinkPath"],'.status.tmp')
 235         f = open(fn,"w")
 236         try:
 237             counts = [0]*16
 238             for u in uploads:
 239                 counts[u[6]] += 1
 240                 print >> f, "Changes-file: %s"%u[1]
 241                 fields = """Location: DEFERRED
 242 Delayed-Until: %s
 243 Delay-Remaining: %s"""%(time.strftime("%Y-%m-%d %H:%M:%S", time.gmtime(time.time()+u[0])),u[2])
 244                 print >> f, fields
 245                 encoded = unicode(u[5]).encode('utf-8')
 246                 print >> f, encoded.rstrip()
 247                 open(os.path.join(Cnf["Show-Deferred::LinkPath"],u[1]),"w").write(encoded+fields+'\n')
 248                 print >> f
 249             f.close()
 250             os.rename(os.path.join(Cnf["Show-Deferred::LinkPath"],'.status.tmp'),
 251                       os.path.join(Cnf["Show-Deferred::LinkPath"],'status'))
 252             update_graph_database(rrd_dir, *counts)
 253         except:
 254             os.unlink(fn)
 255             raise
 256
 257 def usage (exit_code=0):
 258     if exit_code:
 259         f = sys.stderr
 260     else:
 261         f = sys.stdout
 262     print >> f, """Usage: dak show-deferred
 263   -h, --help                    show this help and exit.
 264   -p, --link-path [path]        override output directory.
 265   -d, --deferred-queue [path]   path to the deferred queue
 266   -r, --rrd=key                 Directory where rrd files to be updated are stored
 267   """
 268     sys.exit(exit_code)
 269
 270 def init():
 271     global Cnf, Options
 272     Cnf = utils.get_conf()
 273     Arguments = [('h',"help","Show-Deferred::Options::Help"),
 274                  ("p","link-path","Show-Deferred::LinkPath","HasArg"),
 275                  ("d","deferred-queue","Show-Deferred::DeferredQueue","HasArg"),
 276                  ('r',"rrd","Show-Deferred::Options::Rrd", "HasArg")]
 277     args = apt_pkg.ParseCommandLine(Cnf,Arguments,sys.argv)
 278     for i in ["help"]:
 279         if not Cnf.has_key("Show-Deferred::Options::%s" % (i)):
 280             Cnf["Show-Deferred::Options::%s" % (i)] = ""
 281     for i,j in [("DeferredQueue","--deferred-queue")]:
 282         if not Cnf.has_key("Show-Deferred::%s" % (i)):
 283             print >> sys.stderr, """Show-Deferred::%s is mandatory.
 284   set via config file or command-line option %s"""%(i,j)
 285
 286     Options = Cnf.SubTree("Show-Deferred::Options")
 287     if Options["help"]:
 288         usage()
 289
 290     # Initialise database connection
 291     DBConn()
 292
 293     return args
 294
 295 def main():
 296     args = init()
 297     if len(args)!=0:
 298         usage(1)
 299
 300     if Cnf.has_key("Show-Deferred::Options::Rrd"):
 301         rrd_dir = Cnf["Show-Deferred::Options::Rrd"]
 302     elif Cnf.has_key("Dir::Rrd"):
 303         rrd_dir = Cnf["Dir::Rrd"]
 304     else:
 305         rrd_dir = None
 306
 307     filelist = []
 308     for r,d,f  in os.walk(Cnf["Show-Deferred::DeferredQueue"]):
 309         filelist += map (lambda x: os.path.join(r,x),
 310                          filter(lambda x: x.endswith('.changes'), f))
 311     list_uploads(filelist, rrd_dir)
 312
 313     available_changes = set(map(os.path.basename,filelist))
 314     if Cnf.has_key("Show-Deferred::LinkPath"):
 315         # remove dead links
 316         for r,d,f in os.walk(Cnf["Show-Deferred::LinkPath"]):
 317             for af in f:
 318                 afp = os.path.join(r,af)
 319                 if (not os.path.exists(afp) or
 320                     (af.endswith('.changes') and af not in available_changes)):
 321                     os.unlink(afp)
 322
 323 if __name__ == '__main__':
 324     main()