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author | Jason Pepas <cell@ices.utexas.edu> | 2006-07-18 16:57:29 +0000 |
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committer | Jason Pepas <cell@ices.utexas.edu> | 2006-07-18 16:57:29 +0000 |
commit | 927e8c2c0aa11f1475dc1e55a080ff005957f3ba (patch) | |
tree | 050838efca6a9de7bb8725033af721f40b00f9a5 | |
parent | 6863b6407e769c7431fb2a00d15618ce9607a00e (diff) | |
download | bcfg2-927e8c2c0aa11f1475dc1e55a080ff005957f3ba.tar.gz bcfg2-927e8c2c0aa11f1475dc1e55a080ff005957f3ba.tar.bz2 bcfg2-927e8c2c0aa11f1475dc1e55a080ff005957f3ba.zip |
updated tools/rpmlisting.py to conform to new multiarch implementation.
also, this fixes the subarch bug (ie, if packages were found for i386, i586,
and i686, *all* of them were previously included. now only the 'latest' arch
is included).
git-svn-id: https://svn.mcs.anl.gov/repos/bcfg/trunk/bcfg2@1968 ce84e21b-d406-0410-9b95-82705330c041
-rw-r--r-- | tools/rpmlisting.py | 86 |
1 files changed, 61 insertions, 25 deletions
diff --git a/tools/rpmlisting.py b/tools/rpmlisting.py index b1e0bec61..a189195c1 100644 --- a/tools/rpmlisting.py +++ b/tools/rpmlisting.py @@ -1,9 +1,4 @@ -#!/usr/bin/python - -'''RPM package index generator -Jason Pepas 7/12/2006''' - -__revision__ = '$Id$' +#!/usr/bin/python -u import os import sys @@ -11,6 +6,7 @@ import commands import getopt import re + def run_or_die(command): (status, stdio) = commands.getstatusoutput(command) if status != 0: @@ -64,13 +60,14 @@ def verstr_cmp(a, b): return len(a_parts) - len(b_parts) return ret + + def subdivide(verstr): """subdivide takes a version or release string and attempts to subdivide it into components to facilitate sorting. The string is divided into a two level hierarchy of sub-parts. The upper level is subdivided by periods, and the lower level is subdivided by boundaries between digit, alpha, and other character groupings.""" parts = [] - #parts is a list of lists representing the subsections which make up a version string. - #example: - #4.0.2b3 would be represented as [[4],[0],[2,'b',3]]. - + # parts is a list of lists representing the subsections which make up a version string. + # example: + # 4.0.2b3 would be represented as [[4],[0],[2,'b',3]]. major_parts = verstr.split('.') for major_part in major_parts: minor_parts = [] @@ -102,7 +99,7 @@ def subdivide(verstr): return parts -def get_pkgs(dirname): +def get_pkgs(rpmdir): """scan a dir of rpms and generate a pkgs structure.""" pkgs = {} """ @@ -122,9 +119,9 @@ pkgs = { {'file':'bar-3.7j-4.mips.rpm', 'name':'bar', 'version':'3.7j', 'release':'4', 'arch':'mips'}] } """ - rpms = [item for item in os.listdir(dirname) if item.endswith('.rpm')] + rpms = [item for item in os.listdir(rpmdir) if item.endswith('.rpm')] for rpm in rpms: - cmd = 'rpm --nosignature --queryformat \'%%{NAME} %%{VERSION} %%{RELEASE} %%{ARCH}\' -q -p %s/%s' % (dirname, rpm) + cmd = 'rpm --nosignature --queryformat \'%%{NAME} %%{VERSION} %%{RELEASE} %%{ARCH}\' -q -p %s/%s' % (rpmdir, rpm) output = run_or_die(cmd) try: (name, version, release, arch) = output.split() @@ -141,26 +138,65 @@ pkgs = { def prune_pkgs(pkgs): - """prune a pkgs structure to contain only the latest version of each package. the result is sorted.""" - latest_rpms = [] - for rpmblob_list in pkgs.values(): + """prune a pkgs structure to contain only the latest version of each package (includes multiarch results).""" + latest_pkgs = {} + for rpmblobs in pkgs.values(): (major, minor) = sys.version_info[:2] if major >= 2 and minor >= 4: - rpmblob_list.sort(rpmblob_cmp, reverse=True) + rpmblobs.sort(rpmblob_cmp, reverse=True) else: - rpmblob_list.sort(rpmblob_cmp) - rpmblob_list.reverse() - latest_rpms.append(rpmblob_list[0]) - latest_rpms.sort(rpmblob_cmp) - return latest_rpms + rpmblobs.sort(rpmblob_cmp) + rpmblobs.reverse() + pkg_name = rpmblobs[0]['name'] + all_archs = [blob for blob in rpmblobs if blob['version'] == rpmblobs[0]['version'] and + blob['release'] == rpmblobs[0]['release']] + latest_pkgs[pkg_name] = all_archs + return latest_pkgs + + +def prune_archs(pkgs): + """prune a pkgs structure to contain no more than one subarch per architecture for each set of packages.""" + subarch_mapping = {'x86':['i686','i586','i386'], 'x86_64':['x86_64'], 'noarch':['noarch']} + arch_mapping = {'i686':'x86', 'i586':'x86', 'i386':'x86', 'x86_64':'x86_64', 'noarch':'noarch'} + pruned_pkgs = {} + for rpmblobs in pkgs.values(): + pkg_name = rpmblobs[0]['name'] + arch_sifter = {} + for challenger in rpmblobs: + arch = arch_mapping[challenger['arch']] + incumbent = arch_sifter.get(arch) + if incumbent == None: + arch_sifter[arch] = challenger + else: + subarchs = subarch_mapping[arch] + challenger_index = subarchs.index(challenger['arch']) + incumbent_index = subarchs.index(incumbent['arch']) + if challenger_index < incumbent_index: + arch_sifter[arch] = challenger + pruned_pkgs[pkg_name] = arch_sifter.values() + return pruned_pkgs -def scan_rpm_dir(dirname, uri, group, priority=0, output=sys.stdout): +def scan_rpm_dir(rpmdir, uri, group, priority=0, output=sys.stdout): """the meat of this library.""" output.write('<PackageList uri="%s" type="rpm" priority="%s">\n' % (uri, priority)) output.write(' <Group name="%s">\n' % group) - for rpmblob in prune_pkgs(get_pkgs(dirname)): - output.write(' <Package name="%s" simplefile="%s" version="%s-%s"/>\n' % (rpmblob['name'], rpmblob['file'], rpmblob['version'], rpmblob['release'])) + pkgs = prune_archs(prune_pkgs(get_pkgs(rpmdir))) + for rpmblobs in pkgs.values(): + if len(rpmblobs) == 1: + rpmblob = rpmblobs[0] + output.write(' <Package name="%s" simplefile="%s" version="%s-%s"/>\n' % + (rpmblob['name'], rpmblob['file'], rpmblob['version'], rpmblob['release'])) + else: + rpmblob = rpmblobs[0] + archs = [blob['arch'] for blob in rpmblobs] + archs.sort() + multiarch_string = ' '.join(archs) + pattern_string = '\.(%s)\.rpm$' % '|'.join(archs) # e.g., '\.(i386|x86_64)\.rpm$' + pattern = re.compile(pattern_string) + multiarch_file = pattern.sub('.%s.rpm', rpmblob['file']) # e.g., 'foo-1.0-1.%s.rpm' + output.write(' <Package name="%s" file="%s" version="%s-%s" multiarch="%s"/>\n' % + (rpmblob['name'], multiarch_file, rpmblob['version'], rpmblob['release'], multiarch_string)) output.write(' </Group>\n') output.write('</PackageList>\n') |