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import re
import gzip
from Bcfg2.Server.Plugins.Packages.Collection import _Collection
from Bcfg2.Server.Plugins.Packages.Source import Source
class AptCollection(_Collection):
def get_config(self):
lines = ["# This config was generated automatically by the Bcfg2 " \
"Packages plugin", '']
for source in self:
if source.rawurl:
self.logger.info("Packages: Skipping rawurl %s" % source.rawurl)
else:
lines.append("deb %s %s %s" % (source.url, source.version,
" ".join(source.components)))
lines.append("")
return "\n".join(lines)
class AptSource(Source):
basegroups = ['apt', 'debian', 'ubuntu', 'nexenta']
ptype = 'deb'
def get_urls(self):
if not self.rawurl:
rv = []
for part in self.components:
for arch in self.arches:
rv.append("%sdists/%s/%s/binary-%s/Packages.gz" %
(self.url, self.version, part, arch))
return rv
else:
return ["%sPackages.gz" % self.rawurl]
urls = property(get_urls)
def read_files(self):
bdeps = dict()
bprov = dict()
depfnames = ['Depends', 'Pre-Depends']
if self.recommended:
depfnames.append('Recommends')
for fname in self.files:
if not self.rawurl:
barch = [x
for x in fname.split('@')
if x.startswith('binary-')][0][7:]
else:
# RawURL entries assume that they only have one <Arch></Arch>
# element and that it is the architecture of the source.
barch = self.arches[0]
if barch not in bdeps:
bdeps[barch] = dict()
bprov[barch] = dict()
try:
reader = gzip.GzipFile(fname)
except:
self.logger.error("Packages: Failed to read file %s" % fname)
raise
for line in reader.readlines():
words = str(line.strip()).split(':', 1)
if words[0] == 'Package':
pkgname = words[1].strip().rstrip()
self.pkgnames.add(pkgname)
bdeps[barch][pkgname] = []
elif words[0] == 'Essential' and self.essential:
self.essentialpkgs.add(pkgname)
elif words[0] in depfnames:
vindex = 0
for dep in words[1].split(','):
if '|' in dep:
cdeps = [re.sub('\s+', '',
re.sub('\(.*\)', '', cdep))
for cdep in dep.split('|')]
dyn_dname = "choice-%s-%s-%s" % (pkgname,
barch,
vindex)
vindex += 1
bdeps[barch][pkgname].append(dyn_dname)
bprov[barch][dyn_dname] = set(cdeps)
else:
raw_dep = re.sub('\(.*\)', '', dep)
raw_dep = raw_dep.rstrip().strip()
bdeps[barch][pkgname].append(raw_dep)
elif words[0] == 'Provides':
for pkg in words[1].split(','):
dname = pkg.rstrip().strip()
if dname not in bprov[barch]:
bprov[barch][dname] = set()
bprov[barch][dname].add(pkgname)
self.process_files(bdeps, bprov)
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