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authorAlexander Bersenev <bay@hackerdom.ru>2011-08-02 00:39:30 +0000
committerAlexander Bersenev <bay@hackerdom.ru>2011-08-02 00:39:30 +0000
commiteee0d5751702515c4f9ce665644000c8d5aeaa25 (patch)
tree7cb9cedfeeb4962fbe0684d0196c2cfe3277c46d /src
parentdocumentation changes (diff)
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auto access blocking
Diffstat (limited to 'src')
-rw-r--r--[-rwxr-xr-x]src/autodep/autodep (renamed from src/autodep/showfsevents.py)0
-rw-r--r--src/autodep/helpers/events_analysis.py30
-rw-r--r--src/autodep/package_utils/portage_misc_functions.py94
-rw-r--r--src/autodep/package_utils/portage_utils.py21
4 files changed, 137 insertions, 8 deletions
diff --git a/src/autodep/showfsevents.py b/src/autodep/autodep
index 518eed8..518eed8 100755..100644
--- a/src/autodep/showfsevents.py
+++ b/src/autodep/autodep
diff --git a/src/autodep/helpers/events_analysis.py b/src/autodep/helpers/events_analysis.py
index 2928aad..ed5792b 100644
--- a/src/autodep/helpers/events_analysis.py
+++ b/src/autodep/helpers/events_analysis.py
@@ -1,15 +1,41 @@
#!/usr/bin/env python
+excluded_paths=set(
+['/etc/sandbox.d/']
+)
+
+excluded_packages=set(
+# autodep shows these two packages every time
+['net-zope/zope-fixers', 'net-zope/zope-interface']
+)
+
+def is_file_excluded(f):
+ for path in excluded_paths:
+ if f.startswith(path): # if path is excluded
+ return True
+ return False
+
+def is_pkg_excluded(p):
+ for pkg in excluded_packages:
+ if p.startswith(pkg): # if package is excluded
+ return True
+ return False
## some heuristics here to cut few packets
def is_package_useful(pkg,stages,files):
- # test 1: package is not useful if all files are *.desktop or *.xml or *.m4
+ if is_pkg_excluded(pkg):
+ return False
+
for f in files:
+ if is_file_excluded(f):
+ continue
+
+ # test 1: package is not useful if all files are *.desktop or *.xml or *.m4
if not (f.endswith(".desktop") or f.endswith(".xml") or f.endswith(".m4")):
break
else:
- return False
+ return False # we get here if cycle ends not with break
return True
diff --git a/src/autodep/package_utils/portage_misc_functions.py b/src/autodep/package_utils/portage_misc_functions.py
index c090d89..ca6d890 100644
--- a/src/autodep/package_utils/portage_misc_functions.py
+++ b/src/autodep/package_utils/portage_misc_functions.py
@@ -8,6 +8,13 @@ from portage.dbapi._expand_new_virt import expand_new_virt
# parse_opts function will always be there
from _emerge.main import parse_opts
+# TODO: check if actions always here
+try:
+ from _emerge import actions
+ from _emerge.create_depgraph_params import create_depgraph_params
+ from _emerge.depgraph import backtrack_depgraph, depgraph
+except ImportError, Err: # non-critical, just print warning(TODO: strerr)
+ print "Error while loading modules: %s" % Err.message
class portage_api:
""" class for accessing the portage api """
@@ -20,10 +27,87 @@ class portage_api:
self.metadata_keys = [k for k in portage.auxdbkeys if not k.startswith("UNUSED_")]
self.use=self.settings["USE"]
+ def get_best_visible_pkg(self,pkg):
+ """
+ Gets best candidate on installing. Returns empty string if no found
+
+ """
+ try:
+ return self.portdb.xmatch("bestmatch-visible", pkg)
+ except:
+ return ''
+
+ def get_merge_list(self,emergeargs):
+ """
+ Gets list of packages that emerge with emergeargs-arguments will merge
+ This function uses very internal functions of portage so
+ it may be unreliable in various portage versions
+
+ """
+
+ try:
+ settings,trees,mtimedb=actions.load_emerge_config()
+ action, opts, files = parse_opts(emergeargs, silent=True)
+ params=create_depgraph_params(opts,action)
+
+ success, mydepgraph, favorites = backtrack_depgraph(
+ settings, trees, opts, params, action, files, None)
+ if not success:
+ return []
+
+ ret=[]
+ for pkg in mydepgraph.altlist():
+ ret.append(pkg.cpv)
+ return ret
+
+ except:
+ return []
+
+ # non-recursive dependency getter
+ def get_dep(self,pkg,dep_type=["RDEPEND","DEPEND"]):
+ """
+ Gets current dependencies of a package. Looks in portage db
+
+ :param pkg: name of package
+ :param dep_type: type of dependencies to recurse. Can be ["DEPEND"] or
+ ["RDEPEND", "DEPEND"]
+ :returns: **set** of packages names
+ """
+
+ ret=set()
+
+ pkg = self.get_best_visible_pkg(pkg)
+ if not pkg:
+ return ret
+
+ # we found the best visible match in common tree
+
+ metadata = dict(zip(self.metadata_keys,
+ self.portdb.aux_get(pkg, self.metadata_keys)))
+ dep_str = " ".join(metadata[k] for k in dep_type)
+
+ success, atoms = portage.dep_check(dep_str, None, self.settings,
+ myuse=self.use.split(), trees=portage.db, myroot=self.settings["ROOT"])
+ if not success:
+ return ret
+
+ for atom in atoms:
+ atomname = self.vartree.dep_bestmatch(atom)
+
+ if not atomname:
+ continue
+
+ for unvirt_pkg in expand_new_virt(self.vartree.dbapi,'='+atomname):
+ for pkg in self.vartree.dep_match(unvirt_pkg):
+ ret.add(pkg)
+
+ return ret
+
# recursive dependency getter
def get_deps(self,pkg,dep_type=["RDEPEND","DEPEND"]):
"""
Gets current dependencies of a package on any depth
+ All dependencies **must** be installed
:param pkg: name of package
:param dep_type: type of dependencies to recurse. Can be ["DEPEND"] or
@@ -36,14 +120,15 @@ class portage_api:
ret=set()
+ # get porttree dependencies on the first package
+
pkg = self.portdb.xmatch("bestmatch-visible", pkg)
if not pkg:
return ret
- #print pkg
-
known_packages=set()
- unknown_packages={pkg}
+ unknown_packages=self.get_dep(pkg,dep_type)
+ ret=ret.union(unknown_packages)
while unknown_packages:
p=unknown_packages.pop()
@@ -52,16 +137,13 @@ class portage_api:
continue
known_packages.add(p)
- #print self.metadata_keys, p,self.portdb.aux_get(p, self.metadata_keys)
metadata = dict(zip(self.metadata_keys, self.vardb.aux_get(p, self.metadata_keys)))
- #print "proceeding2 "+p
dep_str = " ".join(metadata[k] for k in dep_type)
success, atoms = portage.dep_check(dep_str, None, self.settings, myuse=self.use.split(),
trees=portage.db, myroot=self.settings["ROOT"])
- #print atoms
if not success:
continue
diff --git a/src/autodep/package_utils/portage_utils.py b/src/autodep/package_utils/portage_utils.py
index 5401d99..d33ada6 100644
--- a/src/autodep/package_utils/portage_utils.py
+++ b/src/autodep/package_utils/portage_utils.py
@@ -69,5 +69,26 @@ def getfilesbypackage(packagename):
return ret
+def get_all_packages_files():
+ """
+ Memory-hungry operation
+
+ :returns: **set** of all files that belongs to package
+ """
+ ret=[]
+ try:
+ proc=subprocess.Popen(['qlist']+['--all',"--obj"],
+ stdout=subprocess.PIPE,stderr=subprocess.PIPE,
+ bufsize=4096)
+
+ out,err=proc.communicate()
+ if err!=None and len(err)!=0 :
+ print "Noncritical error while launch qlist: %s" % err;
+
+ ret=out.split("\n")
+ except OSError,e:
+ print "Error while launching qfile: %s" % e
+
+ return set(ret)
\ No newline at end of file