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-rw-r--r--pym/portage/dbapi/vartree.py22
1 files changed, 22 insertions, 0 deletions
diff --git a/pym/portage/dbapi/vartree.py b/pym/portage/dbapi/vartree.py
index c103cbd8d..049db6e40 100644
--- a/pym/portage/dbapi/vartree.py
+++ b/pym/portage/dbapi/vartree.py
@@ -52,6 +52,7 @@ import re, shutil, stat, errno, copy, subprocess
import logging
import os as _os
import sys
+import time
import warnings
try:
@@ -849,6 +850,19 @@ class vardbapi(dbapi):
rValue = _os.path.join(rValue, filename)
return rValue
+ def _bump_mtime(self, cpv):
+ """
+ This is called before an after any modifications, so that consumers
+ can use directory mtimes to validate caches. See bug #290428.
+ """
+ base = self.root + _os.sep + VDB_PATH
+ cat = catsplit(cpv)[0]
+ catdir = base + _os.sep + cat
+ t = time.time()
+ t = (t, t)
+ for x in (catdir, base):
+ os.utime(x, t)
+
def cpv_exists(self, mykey):
"Tells us whether an actual ebuild exists on disk (no masking)"
return os.path.exists(self.getpath(mykey))
@@ -1301,6 +1315,7 @@ class vardbapi(dbapi):
return results
def aux_update(self, cpv, values):
+ self._bump_mtime(cpv)
cat, pkg = catsplit(cpv)
mylink = dblink(cat, pkg, self.root, self.settings,
treetype="vartree", vartree=self.vartree)
@@ -1314,6 +1329,7 @@ class vardbapi(dbapi):
os.unlink(os.path.join(self.getpath(cpv), k))
except EnvironmentError:
pass
+ self._bump_mtime(cpv)
def counter_tick(self, myroot, mycpv=None):
return self.counter_tick_core(myroot, incrementing=1, mycpv=mycpv)
@@ -1435,9 +1451,11 @@ class vardbapi(dbapi):
removed += 1
if removed:
+ self._bump_mtime(pkg.mycpv)
f = atomic_ofstream(os.path.join(pkg.dbdir, "CONTENTS"))
write_contents(new_contents, root, f)
f.close()
+ self._bump_mtime(pkg.mycpv)
pkg._clear_contents_cache()
class _owners_cache(object):
@@ -2067,6 +2085,7 @@ class dblink(object):
The caller must ensure that lockdb() and unlockdb() are called
before and after this method.
"""
+ self.vartree.dbapi._bump_mtime(self.mycpv)
showMessage = self._display_merge
if self.vartree.dbapi._categories is not None:
self.vartree.dbapi._categories = None
@@ -2208,6 +2227,7 @@ class dblink(object):
self.vartree.dbapi.plib_registry.pruneNonExisting()
finally:
+ self.vartree.dbapi._bump_mtime(self.mycpv)
if builddir_lock:
try:
if myebuildpath:
@@ -4341,6 +4361,7 @@ class dblink(object):
mydbapi=None, prev_mtimes=None):
retval = -1
self.lockdb()
+ self.vartree.dbapi._bump_mtime(self.mycpv)
try:
self.vartree.dbapi.plib_registry.load()
self.vartree.dbapi.plib_registry.pruneNonExisting()
@@ -4366,6 +4387,7 @@ class dblink(object):
finally:
self.vartree.dbapi.linkmap._clear_cache()
self.unlockdb()
+ self.vartree.dbapi._bump_mtime(self.mycpv)
return retval
def getstring(self,name):