/[gli]/branches/overhaul/src/GLIPortage.py
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Diff of /branches/overhaul/src/GLIPortage.py

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3# This source code is distributed under the terms of version 2 of the GNU 3# This source code is distributed under the terms of version 2 of the GNU
4# General Public License as published by the Free Software Foundation, a copy 4# General Public License as published by the Free Software Foundation, a copy
5# of which can be found in the main directory of this project. 5# of which can be found in the main directory of this project.
6Gentoo Linux Installer 6Gentoo Linux Installer
7 7
8$Id: GLIPortage.py,v 1.1 2005/12/23 21:14:08 agaffney Exp $ 8$Id: GLIPortage.py,v 1.2 2005/12/23 22:32:57 agaffney Exp $
9""" 9"""
10 10
11import os 11import os
12import re
12import GLIUtility 13import GLIUtility
13 14
14class MissingPackagesError(Exception): 15class MissingPackagesError(Exception):
15 pass 16 pass
16 17
53 important_node = node 54 important_node = node
54 return important_node 55 return important_node
55 56
56class GLIPortage(object): 57class GLIPortage(object):
57 58
58 def __init__(self, chroot_dir): 59 def __init__(self, chroot_dir, logger, debug):
59 os.environ['ROOT'] = chroot_dir 60 os.environ['ROOT'] = chroot_dir
60 import portage, portage_dep 61 import portage, portage_dep
61 self.vdb = portage.db["/"]["vartree"].dbapi 62 self.vdb = portage.db["/"]["vartree"].dbapi
63 self.tree = portage.db[chroot_dir]["porttree"].dbapi
62 self.chroot_dir = chroot_dir 64 self._chroot_dir = chroot_dir
65 self._logger = logger
66 self._debug = debug
63 67
64 def resolve_deps(self, dep_list): 68 def resolve_deps(self, dep_list):
65 if dep_list and dep_list[0] == "||": 69 if dep_list and dep_list[0] == "||":
66 for dep in dep_list[1:]: 70 for dep in dep_list[1:]:
67 if isinstance(dep, list): 71 if isinstance(dep, list):
115 graph.remove(pkg) 119 graph.remove(pkg)
116 120
117 def get_deps(self, pkgs, grp_install): 121 def get_deps(self, pkgs, grp_install):
118 if not grp_install: 122 if not grp_install:
119 del(os.environ['ROOT']) 123 del(os.environ['ROOT'])
120 return GLIUtility.spawn("emerge -p " + pkgs + r" | grep -e '^\[[a-z]' | cut -d ']' -f2 | sed -e 's:^ ::' -e 's: .\+$::'", chroot=self.chroot_dir, return_output=True)[1].split("\n") 124 return GLIUtility.spawn("emerge -p " + pkgs + r" | grep -e '^\[[a-z]' | cut -d ']' -f2 | sed -e 's:^ ::' -e 's: .\+$::'", chroot=self._chroot_dir, return_output=True)[1].split("\n")
121 os.environ['ROOT'] = self.chroot_dir 125 os.environ['ROOT'] = self._chroot_dir
122 else: 126 else:
123 pkglist = [] 127 pkglist = []
124 graph = depgraph() 128 graph = depgraph()
125 for pkg in pkgs.split(): 129 for pkg in pkgs.split():
126 if not self.vdb.match(pkg): 130 if not self.vdb.match(pkg):
131 self._logger.log("get_deps(): " + pkg + " is not available via GRP...ignoring")
127 continue 132 continue
128 self.calc_required_pkgs(pkg, graph) 133 self.calc_required_pkgs(pkg, graph)
129 while graph.node_count(): 134 while graph.node_count():
130 leaf_nodes = graph.leaf_nodes() 135 leaf_nodes = graph.leaf_nodes()
131 if not leaf_nodes: 136 if not leaf_nodes:
135 continue 140 continue
136 pkglist.extend(leaf_nodes) 141 pkglist.extend(leaf_nodes)
137 for node in leaf_nodes: 142 for node in leaf_nodes:
138 graph.remove(node) 143 graph.remove(node)
139 return pkglist 144 return pkglist
145
146 def copy_pkg_to_chroot(self, package):
147 symlinks = { '/bin/': '/mnt/livecd/bin/', '/boot/': '/mnt/livecd/boot/', '/lib/': '/mnt/livecd/lib/',
148 '/opt/': '/mnt/livecd/opt/', '/sbin/': '/mnt/livecd/sbin/', '/usr/': '/mnt/livecd/usr/',
149 '/etc/gconf/': '/usr/livecd/gconf/' }
150
151 # Copy the vdb entry for the package from the LiveCD to the chroot
152 if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): copying vdb entry for " + package)
153 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)):
154 raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "Could not copy vdb entry for " + package)
155
156 # Create list of files for tar to work with from CONTENTS file in vdb entry
157 entries = GLIUtility.parse_vdb_contents("/var/db/pkg/" + package + "/CONTENTS")
158 if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot: files for " + package + ": " + str(entries))
159 try:
160 tarfiles = open("/tmp/tarfilelist", "w")
161 for entry in entries:
162 parts = entry.split(" ")
163 # Hack for symlink crappiness
164 for symlink in symlinks:
165 if parts[0].startswith(symlink):
166 parts[0] = symlinks[symlink] + parts[0][len(symlink):]
167 tarfiles.write(parts[0] + "\n")
168 tarfiles.close()
169 except:
170 raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "Could not create filelist for " + package)
171
172 # Use tar to transfer files into IMAGE directory
173 tmpdir = "/var/tmp/portage"
174 image_dir = tmpdir + "/" + package.split("/")[1] + "/image"
175 if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): running 'mkdir -p " + self._chroot_dir + image_dir + " && tar -c --files-from=/tmp/tarfilelist --no-recursion 2>/dev/null | tar -C " + self._chroot_dir + image_dir + " -x'")
176 if not GLIUtility.exitsuccess(GLIUtility.spawn("mkdir -p " + self._chroot_dir + image_dir + " && tar -c --files-from=/tmp/tarfilelist --no-recursion 2>/dev/null | tar -C " + self._chroot_dir + image_dir + " -x")):
177 raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "Could not execute tar for " + package)
178
179 # More symlink crappiness hacks
180 for symlink in symlinks:
181 if GLIUtility.is_file(self._chroot_dir + image_dir + symlinks[symlink]):
182# parts[0] = symlinks[symlink] + parts[len(symlink):]
183 if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): fixing /usr/livecd/gconf/ stuff in " + image_dir + " for " + package)
184 if not GLIUtility.exitsuccess(GLIUtility.spawn("mv " + self._chroot_dir + image_dir + symlinks[symlink] + " " + self._chroot_dir + image_dir + symlink)):
185 raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "Could not fix /usr/livecd/gconf/ stuff for " + package)
186
187 # Run pkg_setup
188 if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): running pkg_setup for " + package)
189 if not GLIUtility.exitsuccess(GLIUtility.spawn("env ROOT=" + self._chroot_dir + " PORTAGE_TMPDIR=" + self._chroot_dir + tmpdir + " ebuild " + self._chroot_dir + "/var/db/pkg/" + package + "/*.ebuild setup")):
190 raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "Could not execute pkg_setup for " + package)
191
192 # Run qmerge
193# if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): running qmerge for " + package)
194# if not GLIUtility.exitsuccess(GLIUtility.spawn("env ROOT=" + self._chroot_dir + " PORTAGE_TMPDIR=" + self._chroot_dir + tmpdir + " ebuild " + self._chroot_dir + "/var/db/pkg/" + package + "/*.ebuild qmerge")):
195# raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "Could not execute qmerge for " + package)
196
197 # Run pkg_preinst
198 if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): running preinst for " + package)
199 if not GLIUtility.exitsuccess(GLIUtility.spawn("env ROOT=" + self._chroot_dir + " PORTAGE_TMPDIR=" + self._chroot_dir + tmpdir + " ebuild " + self._chroot_dir + "/var/db/pkg/" + package + "/*.ebuild preinst")):
200 raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "Could not execute preinst for " + package)
201
202 # Copy files from image_dir to chroot
203 if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): copying files from " + image_dir + " to / for " + package)
204 if not GLIUtility.exitsuccess(GLIUtility.spawn("cp -a " + self._chroot_dir + image_dir + "/* " + self._chroot_dir)):
205 raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "Could not copy files from " + image_dir + " to / for " + package)
206
207 # Run pkg_postinst
208 if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): running postinst for " + package)
209 if not GLIUtility.exitsuccess(GLIUtility.spawn("env ROOT=" + self._chroot_dir + " PORTAGE_TMPDIR=" + self._chroot_dir + tmpdir + " ebuild " + "/var/db/pkg/" + package + "/*.ebuild postinst")):
210 raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "Could not execute postinst for " + package)
211
212 # Remove image_dir
213 if self._debug: self._logger.log("DEBUG: copy_pkg_to_chroot(): removing + " + image_dir + " for " + package)
214 if not GLIUtility.exitsuccess(GLIUtility.spawn("rm -rf " + self._chroot_dir + image_dir)):
215 raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "Could not remove + " + image_dir + " for " + package)
216
217 def add_pkg_to_world(self, package):
218 if package.find("/") == -1:
219 package = GLIUtility.spawn("portageq best_version / " + package, chroot=self._chroot_dir, return_output=True)[1].strip()
220 if not package: return False
221 expr = re.compile('^(.+?)(-\d.+)?$')
222 res = expr.match(package)
223 if res:
224 GLIUtility.spawn("echo " + res.group(1) + " >> " + self._chroot_dir + "/var/lib/portage/world")
225
226 def get_best_version_vdb(self, package):
227 return portage.best(vdb.match(package))
228
229 def get_best_version_tree(self, package):
230 return portage.best(tree.match(package))

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