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|
"""
# Copyright 1999-2005 Gentoo Foundation
# This source code is distributed under the terms of version 2 of the GNU
# General Public License as published by the Free Software Foundation, a copy
# of which can be found in the main directory of this project.
Gentoo Linux Installer
$Id: GLIPortage.py,v 1.57 2006/09/13 18:29:13 agaffney Exp $
"""
import re
import os
import sys
import GLIUtility
from GLIException import GLIException
class GLIPortage(object):
def __init__(self, chroot_dir, logger, debug, cc, compile_logfile):
self._chroot_dir = chroot_dir
self._logger = logger
self._debug = debug
self._cc = cc
self._compile_logfile = compile_logfile
def get_deps(self, pkgs, grp_install=False):
pkglist = []
if isinstance(pkgs, str):
pkgs = pkgs.split()
for pkg in pkgs:
if not pkg: continue
if self._debug: self._logger.log("get_deps(): pkg is " + pkg)
if not grp_install or not self.get_best_version_vdb(pkg):
if self._debug: self._logger.log("get_deps(): grabbing compile deps")
tmppkglist = GLIUtility.spawn("emerge -p " + pkg + r" 2>/dev/null | grep -e '^\[[a-z]' | cut -d ']' -f2 | sed -e 's:^ ::' -e 's: .\+$::'", chroot=self._chroot_dir, return_output=True)[1].strip().split("\n")
else:
if self._debug: self._logger.log("get_deps(): grabbing binary deps")
# The runtimedeps.py script generates a package install order that is *very* different from emerge itself
# tmppkglist = GLIUtility.spawn("python ../../runtimedeps.py " + self._chroot_dir + " " + pkg, return_output=True)[1].strip().split("\n")
tmppkglist = []
for tmppkg in GLIUtility.spawn("env USE='livecd bindist' emerge -p " + pkg + r" 2>/dev/null | grep -e '^\[[a-z]' | cut -d ']' -f2 | sed -e 's:^ ::' -e 's: .\+$::'", chroot=self._chroot_dir, return_output=True)[1].strip().split("\n"):
if self._debug: self._logger.log("get_deps(): looking at " + tmppkg)
if self.get_best_version_vdb("=" + tmppkg):
if self._debug: self._logger.log("get_deps(): package " + tmppkg + " in host vdb...adding to tmppkglist")
tmppkglist.append(tmppkg)
if self._debug: self._logger.log("get_deps(): deplist for " + pkg + ": " + str(tmppkglist))
for tmppkg in tmppkglist:
if self._debug: self._logger.log("get_deps(): checking to see if " + tmppkg + " is already in pkglist")
if not tmppkg in pkglist and not self.get_best_version_vdb_chroot("=" + tmppkg):
if self._debug: self._logger.log("get_deps(): adding " + tmppkg + " to pkglist")
pkglist.append(tmppkg)
if self._debug: self._logger.log("get_deps(): pkglist is " + str(pkglist))
if not pkglist:
raise GLIException("GetDepListError", 'fatal', 'get_deps', "Dep list is empty. This usually means there is no portage tree in the chroot")
return pkglist
def parse_vdb_contents(self, file):
entries = []
try:
vdbfile = open(file, "r")
except:
return entries
for line in vdbfile.readlines():
parts = line.strip().split(" ")
if parts[0] == "obj":
entries.append(parts[1])
# elif parts[0] == "dir":
# entries.append(parts[1] + "/")
elif parts[0] == "sym":
entries.append(" ".join(parts[1:4]))
entries.sort()
return entries
def update_counter(self):
try:
counter_f = open(self._chroot_dir + "/var/cache/edb/counter", "r")
counter = int(counter_f.readline().strip())
counter_f.close()
except:
counter = 0
counter += 1
if not os.path.isdir(self._chroot_dir + "/var"):
os.mkdir(self._chroot_dir + "/var", 0755)
if not os.path.isdir(self._chroot_dir + "/var/cache"):
os.mkdir(self._chroot_dir + "/var/cache", 0755)
if not os.path.isdir(self._chroot_dir + "/var/cache/edb"):
os.mkdir(self._chroot_dir + "/var/cache/edb", 0775)
# chown to root:portage
try:
counter_f = open(self._chroot_dir + "/var/cache/edb/counter", "w")
counter_f.write(str(counter))
counter_f.close()
except:
raise GLIException("UpdateCounterError", 'fatal', 'update_counter', "could not write new counter value")
return counter
def copy_pkg_to_chroot(self, package, use_root=False, ignore_missing=False):
symlinks = { '/bin': '/mnt/livecd/bin/', '/boot': '/mnt/livecd/boot/', '/lib': '/mnt/livecd/lib/',
'/opt': '/mnt/livecd/opt/', '/sbin': '/mnt/livecd/sbin/', '/usr': '/mnt/livecd/usr/',
'/etc/gconf': '/usr/livecd/gconf/' }
tmpdir = "/var/tmp"
image_dir = tmpdir + "/portage/" + package + "/image"
root_cmd = ""
tmp_chroot_dir = self._chroot_dir
portage_tmpdir = "/var/tmp"
vdb_dir = "/var/db/pkg/"
if use_root:
root_cmd = "ROOT=" + self._chroot_dir
tmp_chroot_dir = ""
portage_tmpdir = self._chroot_dir + "/var/tmp"
vdb_dir = self._chroot_dir + "/var/db/pkg/"
# Create /tmp, /var/tmp, and /var/lib/portage with proper permissions
oldumask = os.umask(0)
if not os.path.exists(self._chroot_dir + "/tmp"):
if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): /tmp doesn't exist in chroot...creating with proper permissions")
try:
os.mkdir(self._chroot_dir + "/tmp", 01777)
except:
raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "Failed to create /tmp in chroot")
if not os.path.exists(self._chroot_dir + "/var/tmp"):
if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): /var/tmp doesn't exist in chroot...creating with proper permissions")
try:
os.mkdir(self._chroot_dir + "/var", 0755)
except:
pass
try:
os.mkdir(self._chroot_dir + "/var/tmp", 01777)
except:
raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "Failed to create /var/tmp in chroot")
if not os.path.exists(self._chroot_dir + "/var/lib/portage"):
if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): /var/lib/portage doesn't exist in chroot...creating with proper permissions")
try:
os.mkdir(self._chroot_dir + "/var/lib", 0755)
except:
pass
try:
os.mkdir(self._chroot_dir + "/var/lib/portage", 02750)
except:
raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "Failed to create /var/lib/portage in chroot")
os.umask(oldumask)
# Check to see if package is actually in vdb
if not GLIUtility.is_file("/var/db/pkg/" + package):
if ignore_missing:
if self._debug:
self._logger.log("DEBUG: copy_pkg_to_chroot(): package " + package + " does not have a vdb entry but ignore_missing=True...ignoring error")
return
else:
raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "There is no vdb entry for " + package)
# Copy the vdb entry for the package from the LiveCD to the chroot
if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): copying vdb entry for " + package)
if not GLIUtility.exitsuccess(GLIUtility.spawn("mkdir -p " + self._chroot_dir + "/var/db/pkg/" + package + " && cp -a /var/db/pkg/" + package + "/* " + self._chroot_dir + "/var/db/pkg/" + package, logfile=self._compile_logfile, append_log=True)):
raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "Could not copy vdb entry for " + package)
# Update COUNTER
if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): calling update_counter() to get updated COUNTER value for " + package)
counter = self.update_counter()
try:
if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): updating COUNTER value (%s) in vdb entry for %s" % (self._chroot_dir + "/var/db/pkg/" + package + "/COUNTER", package))
counter_f = open(self._chroot_dir + "/var/db/pkg/" + package + "/COUNTER", "w")
counter_f.write(str(counter))
counter_f.close()
except:
raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "Could not update COUNTER for " + package)
# Create the image dir in the chroot
if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): running 'mkdir -p " + self._chroot_dir + image_dir + "'")
if not GLIUtility.exitsuccess(GLIUtility.spawn("mkdir -p " + self._chroot_dir + image_dir, logfile=self._compile_logfile, append_log=True)):
raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "Could not create image dir for " + package)
# Create list of files for tar to work with from CONTENTS file in vdb entry
entries = self.parse_vdb_contents("/var/db/pkg/" + package + "/CONTENTS")
if not entries:
if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): no files for " + package + "...skipping tar and symlink fixup")
else:
# if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot: files for " + package + ": " + str(entries))
try:
tarfiles = open("/tmp/tarfilelist", "w")
for entry in entries:
parts = entry.split(" ")
# # Hack for symlink crappiness
# for symlink in symlinks:
# if parts[0].startswith(symlink):
# parts[0] = symlinks[symlink] + parts[0][len(symlink):]
tarfiles.write(parts[0] + "\n")
tarfiles.close()
except:
raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "Could not create filelist for " + package)
# Use tar to transfer files into IMAGE directory
if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): running 'tar -cp --files-from=/tmp/tarfilelist --no-recursion 2>/dev/null | tar -C " + self._chroot_dir + image_dir + " -xp'")
if not GLIUtility.exitsuccess(GLIUtility.spawn("tar -cp --files-from=/tmp/tarfilelist --no-recursion 2>/dev/null | tar -C " + self._chroot_dir + image_dir + " -xp", logfile=self._compile_logfile, append_log=True)):
raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "Could not execute tar for " + package)
# Fix mode, uid, and gid of directories
if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): running find " + self._chroot_dir + image_dir + " -mindepth 1 -type d 2>/dev/null | sed -e 's:^" + self._chroot_dir + image_dir + "::' | grep -v '^$'")
dirlist = GLIUtility.spawn("find " + self._chroot_dir + image_dir + " -mindepth 1 -type d 2>/dev/null | sed -e 's:^" + self._chroot_dir + image_dir + "::' | grep -v '^$'", return_output=True)[1].strip().split("\n")
if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): found the following directories: " + str(dirlist))
if not dirlist or dirlist[0] == "":
raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "directory list entry for " + package + "...this shouldn't happen!")
for dir in dirlist:
dirstat = os.stat(dir)
if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): setting mode " + str(dirstat[0]) + " and uid/gid " + str(dirstat[4]) + "/" + str(dirstat[5]) + " for directory " + self._chroot_dir + image_dir + dir)
os.chown(self._chroot_dir + image_dir + dir, dirstat[4], dirstat[5])
os.chmod(self._chroot_dir + image_dir + dir, dirstat[0])
# # More symlink crappiness hacks
# for symlink in symlinks:
## if GLIUtility.is_file(self._chroot_dir + image_dir + symlinks[symlink]):
# if os.path.islink(self._chroot_dir + image_dir + symlink):
# if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): fixing " + symlink + " symlink ickiness stuff in " + image_dir + " for " + package)
# GLIUtility.spawn("rm " + self._chroot_dir + image_dir + symlink)
# if not GLIUtility.exitsuccess(GLIUtility.spawn("mv " + self._chroot_dir + image_dir + symlinks[symlink] + " " + self._chroot_dir + image_dir + symlink)):
# raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "Could not fix " + symlink + " symlink ickiness for " + package)
# Run pkg_setup
if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): running pkg_setup for " + package)
if not GLIUtility.exitsuccess(GLIUtility.spawn("env " + root_cmd + " PORTAGE_TMPDIR=" + portage_tmpdir + " FEATURES=noauto USE='livecd bindist' ebuild " + vdb_dir + package + "/*.ebuild setup", chroot=tmp_chroot_dir, logfile=self._compile_logfile, append_log=True)):
raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "Could not execute pkg_setup for " + package)
# Run pkg_preinst
if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): running preinst for " + package)
if not GLIUtility.exitsuccess(GLIUtility.spawn("env " + root_cmd + " PORTAGE_TMPDIR=" + portage_tmpdir + " FEATURES=noauto USE='livecd bindist' ebuild " + vdb_dir + package + "/*.ebuild preinst", chroot=tmp_chroot_dir, logfile=self._compile_logfile, append_log=True)):
raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "Could not execute preinst for " + package)
# Copy files from image_dir to chroot
if not entries:
if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): no files for " + package + "...skipping copy from image dir to /")
else:
if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): copying files from " + image_dir + " to / for " + package)
# if not GLIUtility.exitsuccess(GLIUtility.spawn("cp -a " + self._chroot_dir + image_dir + "/* " + self._chroot_dir)):
if not GLIUtility.exitsuccess(GLIUtility.spawn("tar -C " + self._chroot_dir + image_dir + "/ -cp . | tar -C " + self._chroot_dir + "/ -xp", logfile=self._compile_logfile, append_log=True)):
raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "Could not copy files from " + image_dir + " to / for " + package)
# Run pkg_postinst
if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): running postinst for " + package)
if not GLIUtility.exitsuccess(GLIUtility.spawn("env " + root_cmd + " PORTAGE_TMPDIR=" + portage_tmpdir + " FEATURES=noauto USE='livecd bindist' ebuild " + vdb_dir + package + "/*.ebuild postinst", chroot=tmp_chroot_dir, logfile=self._compile_logfile, append_log=True)):
raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "Could not execute postinst for " + package)
# Remove image_dir
if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): removing " + image_dir + " for " + package)
if not GLIUtility.exitsuccess(GLIUtility.spawn("rm -rf " + self._chroot_dir + image_dir, logfile=self._compile_logfile, append_log=True)):
raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "Could not remove + " + image_dir + " for " + package)
# Run env-update
if not use_root:
if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): running env-update inside chroot")
if not GLIUtility.exitsuccess(GLIUtility.spawn("env-update", chroot=self._chroot_dir, logfile=self._compile_logfile, append_log=True)):
raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "Could not run env-update for " + package)
def add_pkg_to_world(self, package):
if package.find("/") == -1:
package = self.get_best_version_vdb_chroot(package)
if not package: return False
expr = re.compile('^=?(.+?/.+?)(-\d.+)?$')
res = expr.match(package)
if res:
world_f = open(self._chroot_dir + "/var/lib/portage/world", "a")
world_f.write(res.group(1) + "\n")
world_f.close()
def get_best_version_vdb(self, package):
if package.startswith('='):
package = package[1:]
if GLIUtility.is_file("/var/db/pkg/" + package):
return package
else:
return ""
else:
return GLIUtility.spawn("portageq best_version / " + package, return_output=True)[1].strip()
def get_best_version_vdb_chroot(self, package):
if package.startswith('='):
package = package[1:]
if GLIUtility.is_file(self._chroot_dir + "/var/db/pkg/" + package):
return package
else:
return ""
else:
return GLIUtility.spawn("portageq best_version / " + package, chroot=self._chroot_dir, return_output=True)[1].strip()
# def get_best_version_tree(self, package):
# return portage.best(tree.match(package))
def emerge(self, packages, grp_install=False, add_to_world=True):
if isinstance(packages, str):
packages = packages.split()
self._cc.addNotification("progress", (0, "Calculating dependencies for " + " ".join(packages)))
pkglist = self.get_deps(packages, grp_install)
if self._debug: self._logger.log("install_packages(): pkglist is " + str(pkglist))
for i, pkg in enumerate(pkglist):
if not pkg: continue
if self._debug: self._logger.log("install_packages(): processing package " + pkg)
self._cc.addNotification("progress", (float(i) / len(pkglist), "Emerging " + pkg + " (" + str(i+1) + "/" + str(len(pkglist)) + ")"))
if not grp_install or not self.get_best_version_vdb("=" + pkg):
status = GLIUtility.spawn("emerge -1 =" + pkg, display_on_tty8=True, chroot=self._chroot_dir, logfile=self._compile_logfile, append_log=True)
# status = self._emerge("=" + pkg)
if not GLIUtility.exitsuccess(status):
raise GLIException("EmergePackageError", "fatal", "emerge", "Could not emerge " + pkg + "!")
else:
# try:
self.copy_pkg_to_chroot(pkg)
# except:
# raise GLIException("EmergePackageError", "fatal", "emerge", "Could not emerge " + pkg + "!")
self._cc.addNotification("progress", (float(i+1) / len(pkglist), "Done emerging " + pkg + " (" + str(i+1) + "/" + str(len(pkglist)) + ")"))
if add_to_world:
for package in packages:
self.add_pkg_to_world(package)
def usage(progname):
print """
Usage: %s [-c|--chroot-dir <chroot directory>] [-g|--grp] [-s|--stage3] [-h|--help]
Options:
-c|--chroot-dir Specifies the directory where your chroot is. This is
"/mnt/gentoo" by default.
-g|--grp Install specified packages and dependencies into chroot
by using files from the LiveCD.
-s|--stage3 Create a stage3 equivelant in the chroot directory by using
files from the LiveCD.
-k|--kernel Install kernel and modules from LiveCD into the chroot
-h|--help Display this help
""" % (progname)
if __name__ == "__main__":
chroot_dir = "/mnt/gentoo"
mode = None
grp_packages = []
progname = sys.argv.pop(0)
while len(sys.argv):
arg = sys.argv.pop(0)
if arg == "-c" or arg == "--chroot-dir":
chroot_dir = sys.argv.pop(0)
elif arg == "-g" or arg == "--grp":
mode = "grp"
elif arg == "-s" or arg == "--stage3":
mode = "stage3"
elif arg == "-k" or arg == "--kernel":
mode = "kernel"
elif arg == "-h" or arg == "--help":
usage(progname)
sys.exit(0)
elif arg[0] == "-":
usage(progname)
sys.exit(1)
else:
grp_packages.append(arg)
gliportage = GLIPortage(chroot_dir, True, None, False, None, None)
if mode == "stage3":
if not GLIUtility.is_file("/usr/livecd/systempkgs.txt"):
print "Required file /usr/livecd/systempkgs.txt does not exist!"
sys.exit(1)
try:
syspkgs = open("/usr/livecd/systempkgs.txt", "r")
systempkgs = syspkgs.readlines()
syspkgs.close()
except:
print "Could not open /usr/livecd/systempkgs.txt!"
sys.exit(1)
# Pre-create /lib (and possible /lib32 and /lib64)
if os.path.islink("/lib") and os.readlink("/lib") == "lib64":
if not GLIUtility.exitsuccess(GLIUtility.spawn("mkdir " + chroot_dir + "/lib64 && ln -s lib64 " + chroot_dir + "/lib")):
print "Could not precreate /lib64 dir and /lib -> /lib64 symlink"
sys.exit(1)
syspkglen = len(systempkgs)
for i, pkg in enumerate(systempkgs):
pkg = pkg.strip()
print "Copying " + pkg + " (" + str(i+1) + "/" + str(syspkglen) + ")"
gliportage.copy_pkg_to_chroot(pkg, True, ignore_missing=True)
GLIUtility.spawn("cp /etc/make.conf " + chroot_dir + "/etc/make.conf")
GLIUtility.spawn("ln -s `readlink /etc/make.profile` " + chroot_dir + "/etc/make.profile")
GLIUtility.spawn("cp -f /etc/inittab.old " + chroot_dir + "/etc/inittab")
# Nasty, nasty, nasty hack because vapier is a tool
for tmpfile in ("/etc/passwd", "/etc/group", "/etc/shadow"):
GLIUtility.spawn("grep -ve '^gentoo' " + tmpfile + " > " + chroot_dir + tmpfile)
chrootscript = r"""
#!/bin/bash
source /etc/make.conf
export LDPATH="/usr/lib/gcc-lib/${CHOST}/$(cd /usr/lib/gcc-lib/${CHOST} && ls -1 | head -n 1)"
ldconfig $LDPATH
gcc-config 1
env-update
source /etc/profile
modules-update
[ -f /usr/bin/binutils-config ] && binutils-config 1
source /etc/profile
#mount -t proc none /proc
#cd /dev
#/sbin/MAKEDEV generic-i386
#umount /proc
[ -f /lib/udev-state/devices.tar.bz2 ] && tar -C /dev -xjf /lib/udev-state/devices.tar.bz2
"""
script = open(chroot_dir + "/tmp/extrastuff.sh", "w")
script.write(chrootscript)
script.close()
GLIUtility.spawn("chmod 755 /tmp/extrastuff.sh && /tmp/extrastuff.sh", chroot=chroot_dir)
GLIUtility.spawn("rm -rf /var/tmp/portage/* /usr/portage /tmp/*", chroot=chroot_dir)
print "Stage3 equivelant generation complete!"
elif mode == "grp":
for pkg in grp_packages:
if not gliportage.get_best_version_vdb(pkg):
print "Package " + pkg + " is not available for install from the LiveCD"
continue
pkglist = gliportage.get_deps(pkg, True)
for i, tmppkg in enumerate(pkglist):
print "Copying " + tmppkg + " (" + str(i+1) + "/" + str(len(pkglist)) + ")"
gliportage.copy_pkg_to_chroot(tmppkg)
gliportage.add_pkg_to_world(pkg)
print "GRP install complete!"
elif mode == "kernel":
kernelpkg = gliportage.get_best_version_vdb("sys-kernel/livecd-kernel")
gliportage.copy_pkg_to_chroot(kernelpkg)
print "LiveCD kernel installed!"
else:
print "You must specify an operating mode (-g or -s)!"
usage(progname)
sys.exit(1)
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