From be40f6d0bb80274366af00461112af65687a4de8 Mon Sep 17 00:00:00 2001 From: Richard Purdie Date: Thu, 9 Feb 2012 09:51:10 +0000 Subject: package_rpm.bbclass: Optimise per file dependency handling Currently the process for injecting the per file rpm dependencies into rpmbuild is painfully slow. Its done through the repeated execution of a script which has to return the correct value in each case. This continual execution means the CPU usage of rpmbuild is low. This patch allows the option of collapsing the per file dependencies to a per package basis and injecting them through the .spec file. This removes the execution overhead and allows rpmbuild to run at 100% of cpu. Ultimately it would be nice to inject the per file dependencies through the .spec file however that is not currently possible. Since few people use the per file dependency information, this patch goes for the faster approach. It can be enabled if anyone needs it although I'd mention that its being used to us as this code may well go away in the future if nobody complains. Signed-off-by: Richard Purdie --- meta/classes/package_rpm.bbclass | 169 ++++++++++++++++++++++++--------------- 1 file changed, 104 insertions(+), 65 deletions(-) (limited to 'meta/classes/package_rpm.bbclass') diff --git a/meta/classes/package_rpm.bbclass b/meta/classes/package_rpm.bbclass index 697bb365c5..3ac379d19a 100644 --- a/meta/classes/package_rpm.bbclass +++ b/meta/classes/package_rpm.bbclass @@ -8,6 +8,10 @@ RPMBUILD="rpmbuild" PKGWRITEDIRRPM = "${WORKDIR}/deploy-rpms" PKGWRITEDIRSRPM = "${DEPLOY_DIR}/sources/deploy-srpm" +# Maintaining the perfile dependencies has singificant overhead when writing the +# packages. When set, this value merges them for efficiency. +MERGEPERFILEDEPS = "1" + # # Update the packages indexes ${DEPLOY_DIR_RPM} # @@ -460,6 +464,78 @@ EOF fi } +# Construct per file dependencies file +def write_rpm_perfiledata(srcname, d): + workdir = d.getVar('WORKDIR', True) + packages = d.getVar('PACKAGES', True) + pkgd = d.getVar('PKGD', True) + + def dump_filerdeps(varname, outfile, d): + outfile.write("#!/usr/bin/env python\n\n") + outfile.write("# Dependency table\n") + outfile.write('deps = {\n') + for pkg in packages.split(): + dependsflist_key = 'FILE' + varname + 'FLIST' + "_" + pkg + dependsflist = (d.getVar(dependsflist_key, True) or "") + for dfile in dependsflist.split(): + key = "FILE" + varname + "_" + dfile + "_" + pkg + depends_dict = bb.utils.explode_dep_versions(d.getVar(key, True) or "") + file = dfile.replace("@underscore@", "_") + file = file.replace("@closebrace@", "]") + file = file.replace("@openbrace@", "[") + file = file.replace("@tab@", "\t") + file = file.replace("@space@", " ") + file = file.replace("@at@", "@") + outfile.write('"' + pkgd + file + '" : "') + for dep in depends_dict: + ver = depends_dict[dep] + if dep and ver: + ver = ver.replace("(","") + ver = ver.replace(")","") + outfile.write(dep + " " + ver + " ") + else: + outfile.write(dep + " ") + outfile.write('",\n') + outfile.write('}\n\n') + outfile.write("import sys\n") + outfile.write("while 1:\n") + outfile.write("\tline = sys.stdin.readline().strip()\n") + outfile.write("\tif not line:\n") + outfile.write("\t\tsys.exit(0)\n") + outfile.write("\tif line in deps:\n") + outfile.write("\t\tprint(deps[line] + '\\n')\n") + + # OE-core dependencies a.k.a. RPM requires + outdepends = workdir + "/" + srcname + ".requires" + + try: + from __builtin__ import file + dependsfile = file(outdepends, 'w') + except OSError: + raise bb.build.FuncFailed("unable to open spec file for writing.") + + dump_filerdeps('RDEPENDS', dependsfile, d) + + dependsfile.close() + os.chmod(outdepends, 0755) + + # OE-core / RPM Provides + outprovides = workdir + "/" + srcname + ".provides" + + try: + from __builtin__ import file + providesfile = file(outprovides, 'w') + except OSError: + raise bb.build.FuncFailed("unable to open spec file for writing.") + + dump_filerdeps('RPROVIDES', providesfile, d) + + providesfile.close() + os.chmod(outprovides, 0755) + + return (outdepends, outprovides) + + python write_specfile () { import textwrap import oe.packagedata @@ -576,6 +652,17 @@ python write_specfile () { scr = scr[:pos] + 'if [ "$1" = "0" ] ; then\n' + scr[pos:] + '\nfi' return scr + def get_perfile(varname, pkg, d): + deps = [] + dependsflist_key = 'FILE' + varname + 'FLIST' + "_" + pkg + dependsflist = (d.getVar(dependsflist_key, True) or "") + for dfile in dependsflist.split(): + key = "FILE" + varname + "_" + dfile + "_" + pkg + depends = d.getVar(key, True) + if depends: + deps.append(depends) + return " ".join(deps) + packages = d.getVar('PACKAGES', True) if not packages or packages == '': bb.debug(1, "No packages; nothing to do") @@ -626,6 +713,8 @@ python write_specfile () { spec_files_top = [] spec_files_bottom = [] + perfiledeps = (d.getVar("MERGEPERFILEDEPS", True) or "0") == "0" + for pkg in packages.split(): localdata = bb.data.createCopy(d) @@ -679,6 +768,12 @@ python write_specfile () { splitrprerm = localdata.getVar('pkg_prerm', True) splitrpostrm = localdata.getVar('pkg_postrm', True) + + if not perfiledeps: + # Add in summary of per file dependencies + splitrdepends = splitrdepends + " " + get_perfile('RDEPENDS', pkg, d) + splitrprovides = splitrprovides + " " + get_perfile('RPROVIDES', pkg, d) + # Gather special src/first package data if srcname == splitname: srcrdepends = splitrdepends @@ -977,69 +1072,9 @@ python do_package_rpm () { d.setVar('OUTSPECFILE', outspecfile) bb.build.exec_func('write_specfile', d) - # Construct per file dependencies file - def dump_filerdeps(varname, outfile, d): - outfile.write("#!/usr/bin/env python\n\n") - outfile.write("# Dependency table\n") - outfile.write('deps = {\n') - for pkg in packages.split(): - dependsflist_key = 'FILE' + varname + 'FLIST' + "_" + pkg - dependsflist = (d.getVar(dependsflist_key, True) or "") - for dfile in dependsflist.split(): - key = "FILE" + varname + "_" + dfile + "_" + pkg - depends_dict = bb.utils.explode_dep_versions(d.getVar(key, True) or "") - file = dfile.replace("@underscore@", "_") - file = file.replace("@closebrace@", "]") - file = file.replace("@openbrace@", "[") - file = file.replace("@tab@", "\t") - file = file.replace("@space@", " ") - file = file.replace("@at@", "@") - outfile.write('"' + pkgd + file + '" : "') - for dep in depends_dict: - ver = depends_dict[dep] - if dep and ver: - ver = ver.replace("(","") - ver = ver.replace(")","") - outfile.write(dep + " " + ver + " ") - else: - outfile.write(dep + " ") - outfile.write('",\n') - outfile.write('}\n\n') - outfile.write("import sys\n") - outfile.write("while 1:\n") - outfile.write("\tline = sys.stdin.readline().strip()\n") - outfile.write("\tif not line:\n") - outfile.write("\t\tsys.exit(0)\n") - outfile.write("\tif line in deps:\n") - outfile.write("\t\tprint(deps[line] + '\\n')\n") - - # OE-core dependencies a.k.a. RPM requires - outdepends = workdir + "/" + srcname + ".requires" - - try: - from __builtin__ import file - dependsfile = file(outdepends, 'w') - except OSError: - raise bb.build.FuncFailed("unable to open spec file for writing.") - - dump_filerdeps('RDEPENDS', dependsfile, d) - - dependsfile.close() - os.chmod(outdepends, 0755) - - # OE-core / RPM Provides - outprovides = workdir + "/" + srcname + ".provides" - - try: - from __builtin__ import file - providesfile = file(outprovides, 'w') - except OSError: - raise bb.build.FuncFailed("unable to open spec file for writing.") - - dump_filerdeps('RPROVIDES', providesfile, d) - - providesfile.close() - os.chmod(outprovides, 0755) + perfiledeps = (d.getVar("MERGEPERFILEDEPS", True) or "0") == "0" + if perfiledeps: + outdepends, outprovides = write_rpm_perfiledata(srcname, d) # Setup the rpmbuild arguments... rpmbuild = d.getVar('RPMBUILD', True) @@ -1062,8 +1097,12 @@ python do_package_rpm () { cmd = cmd + " --define '_topdir " + workdir + "' --define '_rpmdir " + pkgwritedir + "'" cmd = cmd + " --define '_build_name_fmt %%{NAME}-%%{VERSION}-%%{RELEASE}.%%{ARCH}.rpm'" cmd = cmd + " --define '_use_internal_dependency_generator 0'" - cmd = cmd + " --define '__find_requires " + outdepends + "'" - cmd = cmd + " --define '__find_provides " + outprovides + "'" + if perfiledeps: + cmd = cmd + " --define '__find_requires " + outdepends + "'" + cmd = cmd + " --define '__find_provides " + outprovides + "'" + else: + cmd = cmd + " --define '__find_requires %{nil}'" + cmd = cmd + " --define '__find_provides %{nil}'" cmd = cmd + " --define '_unpackaged_files_terminate_build 0'" cmd = cmd + " --define 'debug_package %{nil}'" cmd = cmd + " --define '_rpmfc_magic_path " + magicfile + "'" -- cgit 1.2.3-korg