dak/security_install.py

   1 #!/usr/bin/env python
   2
   3 # Wrapper for Debian Security team
   4 # Copyright (C) 2002, 2003, 2004, 2006  James Troup <james@nocrew.org>
   5
   6 # This program is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 2 of the License, or
   9 # (at your option) any later version.
  10
  11 # This program is distributed in the hope that it will be useful, but
  12 # WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 # General Public License for more details.
  15
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program; if not, write to the Free Software
  18 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  19 # USA
  20
  21 ################################################################################
  22
  23 # <aj> neuro: <usual question>?
  24 # <neuro> aj: PPG: the movie!  july 3!
  25 # <aj> _PHWOAR_!!!!!
  26 # <aj> (you think you can distract me, and you're right)
  27 # <aj> urls?!
  28 # <aj> promo videos?!
  29 # <aj> where, where!?
  30
  31 ################################################################################
  32
  33 import commands, os, pwd, re, sys, time
  34 import apt_pkg
  35 import dak.lib.queue, dak.lib.utils
  36
  37 ################################################################################
  38
  39 Cnf = None
  40 Options = None
  41 Upload = None
  42
  43 re_taint_free = re.compile(r"^['/;\-\+\.\s\w]+$")
  44
  45 ################################################################################
  46
  47 def usage (exit_code=0):
  48     print """Usage: dak security-install ADV_NUMBER CHANGES_FILE[...]
  49 Install CHANGES_FILE(s) as security advisory ADV_NUMBER
  50
  51   -h, --help                 show this help and exit
  52   -n, --no-action            don't do anything
  53
  54 """
  55     sys.exit(exit_code)
  56
  57 ################################################################################
  58
  59 def do_upload(changes_files):
  60     file_list = ""
  61     suites = {}
  62     component_mapping = {}
  63     for component in Cnf.SubTree("Security-Install::ComponentMappings").List():
  64         component_mapping[component] = Cnf["Security-Install::ComponentMappings::%s" % (component)]
  65     uploads = {}; # uploads[uri] = file_list
  66     changesfiles = {}; # changesfiles[uri] = file_list
  67     package_list = {} # package_list[source_name][version]
  68     changes_files.sort(dak.lib.utils.changes_compare)
  69     for changes_file in changes_files:
  70         changes_file = dak.lib.utils.validate_changes_file_arg(changes_file)
  71         # Reset variables
  72         components = {}
  73         upload_uris = {}
  74         file_list = []
  75         Upload.init_vars()
  76         # Parse the .dak file for the .changes file
  77         Upload.pkg.changes_file = changes_file
  78         Upload.update_vars()
  79         files = Upload.pkg.files
  80         changes = Upload.pkg.changes
  81         dsc = Upload.pkg.dsc
  82         # We have the changes, now return if its amd64, to not upload them to ftp-master
  83         if changes["architecture"].has_key("amd64"):
  84             print "Not uploading amd64 part to ftp-master\n"
  85             continue
  86         if changes["distribution"].has_key("oldstable-security"):
  87             print "Not uploading oldstable-security changes to ftp-master\n"
  88             continue
  89         # Build the file list for this .changes file
  90         for file in files.keys():
  91             poolname = os.path.join(Cnf["Dir::Root"], Cnf["Dir::PoolRoot"],
  92                                     dak.lib.utils.poolify(changes["source"], files[file]["component"]),
  93                                     file)
  94             file_list.append(poolname)
  95             orig_component = files[file].get("original component", files[file]["component"])
  96             components[orig_component] = ""
  97         # Determine the upload uri for this .changes file
  98         for component in components.keys():
  99             upload_uri = component_mapping.get(component)
 100             if upload_uri:
 101                 upload_uris[upload_uri] = ""
 102         num_upload_uris = len(upload_uris.keys())
 103         if num_upload_uris == 0:
 104             dak.lib.utils.fubar("%s: No valid upload URI found from components (%s)."
 105                         % (changes_file, ", ".join(components.keys())))
 106         elif num_upload_uris > 1:
 107             dak.lib.utils.fubar("%s: more than one upload URI (%s) from components (%s)."
 108                         % (changes_file, ", ".join(upload_uris.keys()),
 109                            ", ".join(components.keys())))
 110         upload_uri = upload_uris.keys()[0]
 111         # Update the file list for the upload uri
 112         if not uploads.has_key(upload_uri):
 113             uploads[upload_uri] = []
 114         uploads[upload_uri].extend(file_list)
 115         # Update the changes list for the upload uri
 116         if not changes.has_key(upload_uri):
 117             changesfiles[upload_uri] = []
 118         changesfiles[upload_uri].append(changes_file)
 119         # Remember the suites and source name/version
 120         for suite in changes["distribution"].keys():
 121             suites[suite] = ""
 122         # Remember the source name and version
 123         if changes["architecture"].has_key("source") and \
 124            changes["distribution"].has_key("testing"):
 125             if not package_list.has_key(dsc["source"]):
 126                 package_list[dsc["source"]] = {}
 127             package_list[dsc["source"]][dsc["version"]] = ""
 128
 129     if not Options["No-Action"]:
 130         answer = yes_no("Upload to files to main archive (Y/n)?")
 131         if answer != "y":
 132             return
 133
 134     for uri in uploads.keys():
 135         uploads[uri].extend(changesfiles[uri])
 136         (host, path) = uri.split(":")
 137         file_list = " ".join(uploads[uri])
 138         print "Uploading files to %s..." % (host)
 139         spawn("lftp -c 'open %s; cd %s; put %s'" % (host, path, file_list))
 140
 141     if not Options["No-Action"]:
 142         filename = "%s/testing-processed" % (Cnf["Dir::Log"])
 143         file = dak.lib.utils.open_file(filename, 'a')
 144         for source in package_list.keys():
 145             for version in package_list[source].keys():
 146                 file.write(" ".join([source, version])+'\n')
 147         file.close()
 148
 149 ######################################################################
 150 # This function was originally written by aj and NIHishly merged into
 151 # 'dak security-install' by me.
 152
 153 def make_advisory(advisory_nr, changes_files):
 154     adv_packages = []
 155     updated_pkgs = {};  # updated_pkgs[distro][arch][file] = {path,md5,size}
 156
 157     for arg in changes_files:
 158         arg = dak.lib.utils.validate_changes_file_arg(arg)
 159         Upload.pkg.changes_file = arg
 160         Upload.init_vars()
 161         Upload.update_vars()
 162
 163         src = Upload.pkg.changes["source"]
 164         if src not in adv_packages:
 165             adv_packages += [src]
 166
 167         suites = Upload.pkg.changes["distribution"].keys()
 168         for suite in suites:
 169             if not updated_pkgs.has_key(suite):
 170                 updated_pkgs[suite] = {}
 171
 172         files = Upload.pkg.files
 173         for file in files.keys():
 174             arch = files[file]["architecture"]
 175             md5 = files[file]["md5sum"]
 176             size = files[file]["size"]
 177             poolname = Cnf["Dir::PoolRoot"] + \
 178                 dak.lib.utils.poolify(src, files[file]["component"])
 179             if arch == "source" and file.endswith(".dsc"):
 180                 dscpoolname = poolname
 181             for suite in suites:
 182                 if not updated_pkgs[suite].has_key(arch):
 183                     updated_pkgs[suite][arch] = {}
 184                 updated_pkgs[suite][arch][file] = {
 185                     "md5": md5, "size": size,
 186                     "poolname": poolname }
 187
 188         dsc_files = Upload.pkg.dsc_files
 189         for file in dsc_files.keys():
 190             arch = "source"
 191             if not dsc_files[file].has_key("files id"):
 192                 continue
 193
 194             # otherwise, it's already in the pool and needs to be
 195             # listed specially
 196             md5 = dsc_files[file]["md5sum"]
 197             size = dsc_files[file]["size"]
 198             for suite in suites:
 199                 if not updated_pkgs[suite].has_key(arch):
 200                     updated_pkgs[suite][arch] = {}
 201                 updated_pkgs[suite][arch][file] = {
 202                     "md5": md5, "size": size,
 203                     "poolname": dscpoolname }
 204
 205     if os.environ.has_key("SUDO_UID"):
 206         whoami = long(os.environ["SUDO_UID"])
 207     else:
 208         whoami = os.getuid()
 209     whoamifull = pwd.getpwuid(whoami)
 210     username = whoamifull[4].split(",")[0]
 211
 212     Subst = {
 213         "__ADVISORY__": advisory_nr,
 214         "__WHOAMI__": username,
 215         "__DATE__": time.strftime("%B %d, %Y", time.gmtime(time.time())),
 216         "__PACKAGE__": ", ".join(adv_packages),
 217         "__DAK_ADDRESS__": Cnf["Dinstall::MyEmailAddress"]
 218         }
 219
 220     if Cnf.has_key("Dinstall::Bcc"):
 221         Subst["__BCC__"] = "Bcc: %s" % (Cnf["Dinstall::Bcc"])
 222
 223     adv = ""
 224     archive = Cnf["Archive::%s::PrimaryMirror" % (dak.lib.utils.where_am_i())]
 225     for suite in updated_pkgs.keys():
 226         suite_header = "%s %s (%s)" % (Cnf["Dinstall::MyDistribution"],
 227                                        Cnf["Suite::%s::Version" % suite], suite)
 228         adv += "%s\n%s\n\n" % (suite_header, "-"*len(suite_header))
 229
 230         arches = Cnf.ValueList("Suite::%s::Architectures" % suite)
 231         if "source" in arches:
 232             arches.remove("source")
 233         if "all" in arches:
 234             arches.remove("all")
 235         arches.sort()
 236
 237         adv += "  %s was released for %s.\n\n" % (
 238                 suite.capitalize(), dak.lib.utils.join_with_commas_and(arches))
 239
 240         for a in ["source", "all"] + arches:
 241             if not updated_pkgs[suite].has_key(a):
 242                 continue
 243
 244             if a == "source":
 245                 adv += "  Source archives:\n\n"
 246             elif a == "all":
 247                 adv += "  Architecture independent packages:\n\n"
 248             else:
 249                 adv += "  %s architecture (%s)\n\n" % (a,
 250                         Cnf["Architectures::%s" % a])
 251
 252             for file in updated_pkgs[suite][a].keys():
 253                 adv += "    http://%s/%s%s\n" % (
 254                                 archive, updated_pkgs[suite][a][file]["poolname"], file)
 255                 adv += "      Size/MD5 checksum: %8s %s\n" % (
 256                         updated_pkgs[suite][a][file]["size"],
 257                         updated_pkgs[suite][a][file]["md5"])
 258             adv += "\n"
 259     adv = adv.rstrip()
 260
 261     Subst["__ADVISORY_TEXT__"] = adv
 262
 263     adv = dak.lib.utils.TemplateSubst(Subst, Cnf["Dir::Templates"]+"/security-install.advisory")
 264     if not Options["No-Action"]:
 265         dak.lib.utils.send_mail (adv)
 266     else:
 267         print "[<Would send template advisory mail>]"
 268
 269 ######################################################################
 270
 271 def init():
 272     global Cnf, Upload, Options
 273
 274     apt_pkg.init()
 275     Cnf = dak.lib.utils.get_conf()
 276
 277     Arguments = [('h', "help", "Security-Install::Options::Help"),
 278                  ('n', "no-action", "Security-Install::Options::No-Action")]
 279
 280     for i in [ "help", "no-action" ]:
 281         Cnf["Security-Install::Options::%s" % (i)] = ""
 282
 283     arguments = apt_pkg.ParseCommandLine(Cnf,Arguments,sys.argv)
 284     Options = Cnf.SubTree("Security-Install::Options")
 285     Upload = dak.lib.queue.Upload(Cnf)
 286
 287     if Options["Help"]:
 288         usage(0)
 289
 290     if not arguments:
 291         usage(1)
 292
 293     advisory_number = arguments[0]
 294     changes_files = arguments[1:]
 295     if advisory_number.endswith(".changes"):
 296         dak.lib.utils.warn("first argument must be the advisory number.")
 297         usage(1)
 298     for file in changes_files:
 299         file = dak.lib.utils.validate_changes_file_arg(file)
 300     return (advisory_number, changes_files)
 301
 302 ######################################################################
 303
 304 def yes_no(prompt):
 305     while 1:
 306         answer = dak.lib.utils.our_raw_input(prompt+" ").lower()
 307         if answer == "y" or answer == "n":
 308             break
 309         else:
 310             print "Invalid answer; please try again."
 311     return answer
 312
 313 ######################################################################
 314
 315 def spawn(command):
 316     if not re_taint_free.match(command):
 317         dak.lib.utils.fubar("Invalid character in \"%s\"." % (command))
 318
 319     if Options["No-Action"]:
 320         print "[%s]" % (command)
 321     else:
 322         (result, output) = commands.getstatusoutput(command)
 323         if (result != 0):
 324             dak.lib.utils.fubar("Invocation of '%s' failed:\n%s\n" % (command, output), result)
 325
 326 ######################################################################
 327
 328
 329 def main():
 330     (advisory_number, changes_files) = init()
 331
 332     if not Options["No-Action"]:
 333         print "About to install the following files: "
 334         for file in changes_files:
 335             print "  %s" % (file)
 336         answer = yes_no("Continue (Y/n)?")
 337         if answer == "n":
 338             sys.exit(0)
 339
 340     os.chdir(Cnf["Dir::Queue::Accepted"])
 341     print "Installing packages into the archive..."
 342     spawn("dak process-accepted -pa %s" % (Cnf["Dir::Dak"], " ".join(changes_files)))
 343     os.chdir(Cnf["Dir::Dak"])
 344     print "Updating file lists for apt-ftparchive..."
 345     spawn("dak make-suite-file-list")
 346     print "Updating Packages and Sources files..."
 347     spawn("apt-ftparchive generate %s" % (dak.lib.utils.which_apt_conf_file()))
 348     print "Updating Release files..."
 349     spawn("dak generate-releases")
 350
 351     if not Options["No-Action"]:
 352         os.chdir(Cnf["Dir::Queue::Done"])
 353     else:
 354         os.chdir(Cnf["Dir::Queue::Accepted"])
 355     print "Generating template advisory..."
 356     make_advisory(advisory_number, changes_files)
 357
 358     # Trigger security mirrors
 359     spawn("sudo -u archvsync /home/archvsync/signal_security")
 360
 361     do_upload(changes_files)
 362
 363 ################################################################################
 364
 365 if __name__ == '__main__':
 366     main()
 367
 368 ################################################################################