/[gli]/trunk/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 1.2 2005/12/23 22:32:57 agaffney Exp $ 8$Id: GLIPortage.py,v 1.11 2005/12/26 06:57:47 agaffney Exp $
9""" 9"""
10 10
11import os
12import re 11import re
13import GLIUtility 12import GLIUtility
14 13import GLIException
15class MissingPackagesError(Exception):
16 pass
17
18class depgraph:
19
20 def __init__(self):
21 self.graph = {}
22
23 def add(self, node, parent=None):
24 if node not in self.graph:
25 self.graph[node] = [[], []]
26 if parent and parent not in self.graph[node][0]:
27 if parent not in self.graph:
28 self.graph[parent] = [[], []]
29 self.graph[node][0].append(parent)
30 self.graph[parent][1].append(node)
31
32 def remove(self, node):
33 for parent in self.graph[node][0]:
34 self.graph[parent][1].remove(node)
35 for child in self.graph[node][1]:
36 self.graph[child][0].remove(node)
37 return self.graph.pop(node)
38
39 def has_node(self, node):
40 return node in self.graph
41
42 def leaf_nodes(self):
43 return [node for node in self.graph if not self.graph[node][1]]
44
45 def node_count(self):
46 return len(self.graph)
47
48 def important_node(self):
49 important_node = None
50 importance = 0
51 for node in self.graph:
52 if len(self.graph[node][0]) > importance:
53 importance = len(self.graph[node][0])
54 important_node = node
55 return important_node
56 14
57class GLIPortage(object): 15class GLIPortage(object):
58 16
59 def __init__(self, chroot_dir, logger, debug): 17 def __init__(self, chroot_dir, grp_install, logger, debug):
60 os.environ['ROOT'] = chroot_dir
61 import portage, portage_dep
62 self.vdb = portage.db["/"]["vartree"].dbapi
63 self.tree = portage.db[chroot_dir]["porttree"].dbapi
64 self._chroot_dir = chroot_dir 18 self._chroot_dir = chroot_dir
19 self._grp_install = grp_install
65 self._logger = logger 20 self._logger = logger
66 self._debug = debug 21 self._debug = debug
67 22
68 def resolve_deps(self, dep_list): 23 def get_deps(self, pkgs):
69 if dep_list and dep_list[0] == "||": 24 pkglist = []
70 for dep in dep_list[1:]:
71 if isinstance(dep, list):
72 try:
73 atoms = resolve_deps(dep)
74 except MissingPackagesError:
75 continue
76 else:
77 atoms = [dep]
78 all_found = True
79 for atom in atoms:
80 if not atom.startswith("!") and not self.vdb.match(atom):
81 all_found = False
82 break
83 if all_found:
84 return atoms
85 raise MissingPackagesError(dep_list)
86 atoms = []
87 for dep in dep_list:
88 if isinstance(dep, list): 25 if isinstance(pkgs, str):
89 atoms.extend(resolve_deps(dep)) 26 pkgs = pkgs.split()
90 elif not dep.startswith("!"): 27 for pkg in pkgs:
91 if not self.vdb.match(dep): 28 if self._debug: self._logger.log("get_deps(): pkg is " + pkg)
92 raise MissingPackagesError([dep]) 29 if not self._grp_install or not self.get_best_version_vdb(pkg):
93 atoms.append(dep) 30 if self._debug: self._logger.log("get_deps(): grabbing compile deps")
94 return atoms
95
96 def calc_required_pkgs(self, atom, graph, parent=None):
97 pkg = portage.best(self.vdb.match(atom))
98 if not pkg:
99 raise MissingPackagesError([atom])
100 if pkg == parent:
101 return
102 already_processed = graph.has_node(pkg)
103 graph.add(pkg, parent)
104 if already_processed:
105 return
106 useflags = self.vdb.aux_get(pkg, ["USE"])[0].split()
107 rdep_raw = " ".join(self.vdb.aux_get(pkg, ["RDEPEND", "PDEPEND"]))
108 rdep_struct = portage_dep.use_reduce(portage_dep.paren_reduce(rdep_raw), uselist=useflags)
109 rdep_struct = portage.dep_virtual(portage_dep.dep_opconvert(rdep_struct), portage.settings)
110 rdep_atoms = portage.unique_array(resolve_deps(rdep_struct))
111 for atom in rdep_atoms:
112 calc_required_pkgs(atom, graph, pkg)
113
114 def prune_existing(self, graph):
115 db = portage.db[portage.root]["vartree"].dbapi
116 for atom in db.cp_all():
117 for pkg in db.match(atom):
118 if graph.has_node(pkg):
119 graph.remove(pkg)
120
121 def get_deps(self, pkgs, grp_install):
122 if not grp_install:
123 del(os.environ['ROOT']) 31# del(os.environ['ROOT'])
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") 32 tmppkglist = 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].strip().split("\n")
125 os.environ['ROOT'] = self._chroot_dir 33# os.environ['ROOT'] = self._chroot_dir
126 else: 34 else:
127 pkglist = [] 35 if self._debug: self._logger.log("get_deps(): grabbing binary deps")
128 graph = depgraph() 36 tmppkglist = GLIUtility.spawn("env ROOT='" + self._chroot_dir + "' python ../../runtimedeps.py " + pkg, return_output=True)[1].strip().split("\n")
37 if self._debug: self._logger.log("get_deps(): deplist for " + pkg + ": " + str(tmppkglist))
129 for pkg in pkgs.split(): 38 for tmppkg in tmppkglist:
130 if not self.vdb.match(pkg): 39 if self._debug: self._logger.log("get_deps(): checking to see if " + tmppkg + " is already in pkglist")
131 self._logger.log("get_deps(): " + pkg + " is not available via GRP...ignoring") 40 if not tmppkg in pkglist and not self.get_best_version_vdb_chroot("=" + tmppkg):
132 continue 41 if self._debug: self._logger.log("get_deps(): adding " + tmppkg + " to pkglist")
133 self.calc_required_pkgs(pkg, graph)
134 while graph.node_count():
135 leaf_nodes = graph.leaf_nodes()
136 if not leaf_nodes:
137 node = graph.important_node()
138 pkglist.append(node) 42 pkglist.append(tmppkg)
139 graph.remove(node) 43 if self._debug: self._logger.log("get_deps(): pkglist is " + str(pkglist))
140 continue
141 pkglist.extend(leaf_nodes)
142 for node in leaf_nodes:
143 graph.remove(node)
144 return pkglist 44 return pkglist
145 45
146 def copy_pkg_to_chroot(self, package): 46 def copy_pkg_to_chroot(self, package):
147 symlinks = { '/bin/': '/mnt/livecd/bin/', '/boot/': '/mnt/livecd/boot/', '/lib/': '/mnt/livecd/lib/', 47 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/', 48 '/opt/': '/mnt/livecd/opt/', '/sbin/': '/mnt/livecd/sbin/', '/usr/': '/mnt/livecd/usr/',
149 '/etc/gconf/': '/usr/livecd/gconf/' } 49 '/etc/gconf/': '/usr/livecd/gconf/' }
214 if not GLIUtility.exitsuccess(GLIUtility.spawn("rm -rf " + self._chroot_dir + image_dir)): 114 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) 115 raise GLIException("CopyPackageToChrootError", 'fatal', 'copy_pkg_to_chroot', "Could not remove + " + image_dir + " for " + package)
216 116
217 def add_pkg_to_world(self, package): 117 def add_pkg_to_world(self, package):
218 if package.find("/") == -1: 118 if package.find("/") == -1:
219 package = GLIUtility.spawn("portageq best_version / " + package, chroot=self._chroot_dir, return_output=True)[1].strip() 119 package = self.get_best_version_vdb_chroot(package)
220 if not package: return False 120 if not package: return False
221 expr = re.compile('^(.+?)(-\d.+)?$') 121 expr = re.compile('^(.+?)(-\d.+)?$')
222 res = expr.match(package) 122 res = expr.match(package)
223 if res: 123 if res:
224 GLIUtility.spawn("echo " + res.group(1) + " >> " + self._chroot_dir + "/var/lib/portage/world") 124 GLIUtility.spawn("echo " + res.group(1) + " >> " + self._chroot_dir + "/var/lib/portage/world")
225 125
226 def get_best_version_vdb(self, package): 126 def get_best_version_vdb(self, package):
227 return portage.best(vdb.match(package)) 127 return GLIUtility.spawn("portageq best_version / " + package, return_output=True)[1].strip()
228 128
129 def get_best_version_vdb_chroot(self, package):
130 return GLIUtility.spawn("portageq best_version / " + package, chroot=self._chroot_dir, return_output=True)[1].strip()
131
229 def get_best_version_tree(self, package): 132# def get_best_version_tree(self, package):
230 return portage.best(tree.match(package)) 133# return portage.best(tree.match(package))

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