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from BuildManager import *
from BuildManager.rpmver import rpmVersionCompare
from UserList import UserList
import commands
import string
import os
import re
try:
import rpm
except ImportError:
rpm = None
__all__ = ["Package", "PackageList"]
def subst(s, vars):
def _subst(match, vars=vars):
name = match.group(1)
return str(vars[name])
try:
return re.sub(r'\$([a-zA-Z]+)', _subst, s)
except KeyError, var:
raise Error, "variable $%s not declared" % var
class Package:
def __init__(self, file, log=None):
self._package = None
ext = self._filename_extension(file)
if not ext:
raise Error, "unknown file extension of "+file
if not globals().has_key("_package_"+ext):
raise Error, "unknown package extension of "+file
self._package = globals()["_package_"+ext](file, log)
def __getattr__(self, name):
return getattr(self._package, name)
def _filename_extension(self, filename):
try:
dotpos = filename.rindex(".")
except ValueError:
pass
else:
return filename[dotpos+1:]
class _package:
def __init__(self, file, log):
self.file = file
self.absfile = os.path.abspath(file)
self.type = None
self.name = None
self.version = None
self.release = None
self.epoch = None
self.spec = None
self.builddir = None
self.log = log or "$builddir/SPECS/log.$name"
self._init()
def __cmp__(self, pkg):
rc = cmp(self.name, pkg.name)
if rc: return rc
return rpmVersionCompare(self.epoch, self.version, self.release,
pkg.epoch, pkg.version, pkg.release)
def _expand_log(self):
substdict = {"builddir":self.builddir,
"name":self.name,
"version":self.version,
"release":self.release}
self.log = subst(self.log, substdict)
class _package_spec(_package):
def _rpm_vars(self, str, vars):
end = -1
ret = []
while 1:
start = string.find(str, "%{", end+1)
if start == -1:
ret.append(str[end+1:])
break
ret.append(str[end+1:start])
end = string.find(str, "}", start)
if end == -1:
ret.append(str[start:])
break
varname = str[start+2:end]
if vars.has_key(varname):
ret.append(vars[varname])
else:
ret.append(str[start:end+1])
return string.join(ret,"")
def _init(self):
self.spec = self.absfile
self.builddir = os.path.dirname(os.path.dirname(self.absfile))
ret = os.system("mkdir -p %s/{SOURCES,SPECS,BUILD,SRPMS,RPMS,BUILDROOT}" % self.builddir)
try:
f = open(self.spec,"r")
except IOError, e:
raise BuildManagerFileError, \
"couldn't open spec file %s" % self.absfile
defines = {}
for line in f.readlines():
lowerline = string.lower(line)
if not self.name and lowerline[:5] == "name:":
self.name = self._rpm_vars(string.strip(line[5:]), defines)
elif not self.version and lowerline[:8] == "version:":
self.version = self._rpm_vars(string.strip(line[8:]), defines)
elif not self.release and lowerline[:8] == "release:":
self.release = self._rpm_vars(string.strip(line[8:]), defines)
elif lowerline[:7] == "%define":
token = string.split(line[7:])
if len(token) == 2:
defines[token[0]] = self._rpm_vars(token[1], defines)
if self.name and self.version and self.release:
break
else:
raise Error, "spec file %s doesn't define name, " \
"version or release" % self.file
self.type = "spec"
self._expand_log()
class _package_rpm(_package):
def _init(self):
if not rpm:
cmd = "rpm -qp --queryformat='%%{NAME} %%{EPOCH} %%{VERSION} %%{RELEASE} %%{SOURCERPM}' %s"%self.file
status, output = commands.getstatusoutput(cmd)
if status != 0:
raise BuildManagerPackageError, \
"error querying rpm file %s" % self.file
else:
tokens = string.split(output, " ")
if len(tokens) != 5:
raise Error, \
"unexpected output querying rpm file %s: %s" % \
(self.file, output)
else:
self.name, self.epoch, self.version, self.release, srpm = tokens
if self.epoch == "(none)":
self.epoch = None
if srpm != "(none)":
self.type = "rpm"
else:
self.type = "srpm"
else:
# Boost up query if rpm module is available
file = open(self.file)
if hasattr(rpm, "headerFromPackage"):
h = rpm.headerFromPackage(file.fileno())[0]
else:
ts = rpm.TransactionSet()
h = ts.hdrFromFdno(file.fileno())
file.close()
self.name = h[rpm.RPMTAG_NAME]
self.epoch = h[rpm.RPMTAG_EPOCH]
self.version = h[rpm.RPMTAG_VERSION]
self.release = h[rpm.RPMTAG_RELEASE]
if h[rpm.RPMTAG_SOURCERPM]:
self.type = "rpm"
else:
self.type = "srpm"
def unpack(self, unpackdir):
if self.type == "srpm":
self.builddir = self._builddir_create(unpackdir)
if self.builddir:
self._expand_log()
return self._install_srpm()
def _builddir_create(self, unpackdir):
unpackdir = os.path.abspath(unpackdir)
builddir = "%s/%s-%s-%s-topdir" % (unpackdir, self.name, self.version, self.release)
ret = os.system("mkdir -p %s/{SOURCES,SPECS,BUILD,SRPMS,RPMS,BUILDROOT}" % builddir)
if ret != 0:
raise BuildManagerPackageError, \
"error creating builddir at %s" % builddir
else:
return builddir
def _install_srpm(self):
cmd = "rpm -i --define '_topdir %s' %s &> %s"%(self.builddir,self.file,self.log)
status, output = commands.getstatusoutput(cmd)
if status != 0:
raise Error, "error installing package "+self.file
else:
spec = self.builddir+"/SPECS/"+self.name+".spec"
if not os.path.isfile(spec):
listdir = os.listdir(self.builddir+"/SPECS")
for file in listdir[:]:
if file[-5:] != ".spec":
listdir.remove(file)
if len(listdir) != 1:
raise Error, "can't guess spec file for "+self.file
else:
self.spec = self.builddir+"/SPECS/"+listdir[0]
return 1
else:
self.spec = spec
return 1
class PackageList(UserList):
def has_lt(self, pkg):
for mypkg in self.data:
if mypkg.name == pkg.name \
and mypkg.type == pkg.type \
and mypkg < pkg:
return 1
return 0
def has_le(self, pkg):
for mypkg in self.data:
if mypkg.name == pkg.name \
and mypkg.type == pkg.type \
and mypkg <= pkg:
return 1
return 0
def has_eq(self, pkg):
for mypkg in self.data:
if mypkg.name == pkg.name \
and mypkg.type == pkg.type \
and mypkg == pkg:
return 1
return 0
def has_ge(self, pkg):
for mypkg in self.data:
if mypkg.name == pkg.name \
and mypkg.type == pkg.type \
and mypkg >= pkg:
return 1
return 0
def has_gt(self, pkg):
for mypkg in self.data:
if mypkg.name == pkg.name \
and mypkg.type == pkg.type \
and mypkg > pkg:
return 1
return 0
# vim:ts=4:sw=4:et
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