188 lines
5.5 KiB
Python
188 lines
5.5 KiB
Python
#!/usr/local/bin/python
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#
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# This script generates a master INDEX file for the CD images built by the
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# FreeBSD release engineers. Each disc is given a list of desired packages.
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# Dependencies of these packages are placed on either the same disc or an
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# earlier disc. The resulting master INDEX file is then written out.
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#
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# Usage: package-split.py <INDEX> <master INDEX>
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#
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# $FreeBSD$
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import os
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import sys
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try:
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arch = os.environ["PKG_ARCH"]
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except:
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arch = os.uname()[4]
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print "Using arch %s" % (arch)
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if 'PKG_VERBOSE' in os.environ:
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verbose = 1
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else:
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verbose = 0
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if 'PKG_DVD' in os.environ:
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doing_dvd = 1
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else:
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doing_dvd = 0
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# List of packages for disc1.
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def disc1_packages():
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pkgs = ['misc/freebsd-doc-bn',
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'misc/freebsd-doc-da',
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'misc/freebsd-doc-de',
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'misc/freebsd-doc-el',
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'misc/freebsd-doc-en',
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'misc/freebsd-doc-es',
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'misc/freebsd-doc-fr',
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'misc/freebsd-doc-hu',
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'misc/freebsd-doc-it',
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'misc/freebsd-doc-ja',
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'misc/freebsd-doc-mn',
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'misc/freebsd-doc-nl',
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'misc/freebsd-doc-pl',
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'misc/freebsd-doc-pt',
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'misc/freebsd-doc-ru',
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'misc/freebsd-doc-sr',
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'misc/freebsd-doc-tr',
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'misc/freebsd-doc-zh_cn',
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'misc/freebsd-doc-zh_tw']
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if doing_dvd:
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pkgs.extend(['archivers/unzip',
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'astro/xearth',
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'devel/gmake',
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'devel/imake',
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'editors/emacs',
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'editors/vim-lite',
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'emulators/linux_base-f10',
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'emulators/mtools',
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'graphics/png',
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'graphics/xv',
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'irc/xchat',
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'lang/perl5.8',
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'mail/alpine',
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'mail/exim',
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'mail/fetchmail',
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'mail/mutt',
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'mail/popd',
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'mail/postfix',
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'mail/xfmail',
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'net/cvsup-without-gui',
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'net/rsync',
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'net/samba3',
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'news/slrn',
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'news/tin',
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'ports-mgmt/p5-FreeBSD-Portindex',
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'ports-mgmt/portaudit',
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'ports-mgmt/portmaster',
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'ports-mgmt/portupgrade',
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'print/a2ps-letter',
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'print/apsfilter',
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'print/ghostscript7-nox11',
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'print/psutils-letter',
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'print/gv',
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'shells/bash',
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'shells/pdksh',
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'shells/zsh',
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'security/sudo',
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'sysutils/screen',
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'www/links',
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'www/lynx',
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'x11/gnome2',
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'x11/kde4',
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'x11/rxvt',
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'x11/xorg',
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'x11-wm/afterstep',
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'x11-wm/fvwm2',
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'x11-wm/windowmaker'])
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return pkgs
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# The list of desired packages
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def desired_packages():
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disc1 = disc1_packages()
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return [disc1]
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# Suck the entire INDEX file into a two different dictionaries. The first
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# dictionary maps port names (origins) to package names. The second
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# dictionary maps a package name to a list of its dependent packages.
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PACKAGE_COL=0
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ORIGIN_COL=1
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DEPENDS_COL=8
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def load_index(index):
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deps = {}
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pkgs = {}
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line_num = 1
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for line in index:
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fields = line.split('|')
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name = fields[PACKAGE_COL]
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if name in deps:
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sys.stderr.write('%d: Duplicate package %s\n' % (line_num, name))
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sys.exit(1)
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origin = fields[ORIGIN_COL].replace('/usr/ports/', '', 1)
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if origin in pkgs:
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sys.stderr.write('%d: Duplicate port %s\n' % (line_num, origin))
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sys.exit(1)
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deps[name] = fields[DEPENDS_COL].split()
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pkgs[origin] = name
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line_num = line_num + 1
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return (deps, pkgs)
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# Layout the packages on the various CD images. Here's how it works. We walk
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# each disc in the list of discs. Within each disc we walk the list of ports.
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# For each port, we add the package name to a dictionary with the value being
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# the current disc number. We also add all of the dependent packages. If
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# a package is already in the dictionary when we go to add it, we just leave
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# the dictionary as it is. This means that each package ends up on the first
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# disc that either lists it or contains it as a dependency.
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def layout_discs(discs, pkgs, deps):
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disc_num = 1
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layout = {}
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for disc in discs:
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for port in disc:
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if port not in pkgs:
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sys.stderr.write('Disc %d: Unable to find package for %s\n' %
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(disc_num, port))
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continue
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pkg = pkgs[port]
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pkg_list = [pkg] + deps[pkg]
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for pkg in pkg_list:
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if pkg not in layout:
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if verbose:
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print "--> Adding %s to Disc %d" % (pkg, disc_num)
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layout[pkg] = disc_num
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disc_num = disc_num + 1
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return layout
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# Generate a master INDEX file based on the generated layout. The way this
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# works is that for each INDEX line, we check to see if the package is in the
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# layout. If it is, we put that INDEX line into the master INDEX and append
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# a new field with the disc number to the line.
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def generate_index(index, layout, master_index):
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for line in index:
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pkg = line.split('|')[PACKAGE_COL]
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if pkg in layout:
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new_line = '%s|%d\n' % (line.splitlines()[0], layout[pkg])
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master_index.write(new_line)
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# Verify the command line arguments
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if len(sys.argv) != 3:
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sys.stderr.write('Invalid number of arguments\n')
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sys.stderr.write('Usage: package-split.py <source INDEX> <master INDEX>\n')
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sys.exit(1)
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print "Loading %s..." % (sys.argv[1])
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index = file(sys.argv[1])
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(deps, pkgs) = load_index(index)
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discs = desired_packages()
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layout = layout_discs(discs, pkgs, deps)
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index.seek(0)
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print "Generating %s..." % (sys.argv[2])
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master_index = file(sys.argv[2], 'w')
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generate_index(index, layout, master_index)
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index.close()
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master_index.close()
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