forked from lix-project/lix
* Increase Berkeley DB limits a bit more.
* Maintain the cleanup invariant in clearSubstitutes().
This commit is contained in:
parent
0107fba48e
commit
86cb3cc554
|
@ -194,9 +194,9 @@ void Database::open(const string & path)
|
||||||
number, then run db_recover on the database to remove the
|
number, then run db_recover on the database to remove the
|
||||||
existing DB environment (since changes only take effect on
|
existing DB environment (since changes only take effect on
|
||||||
new environments). */
|
new environments). */
|
||||||
env->set_lk_max_locks(4000);
|
env->set_lk_max_locks(10000);
|
||||||
env->set_lk_max_lockers(4000);
|
env->set_lk_max_lockers(10000);
|
||||||
env->set_lk_max_objects(4000);
|
env->set_lk_max_objects(10000);
|
||||||
env->set_lk_detect(DB_LOCK_DEFAULT);
|
env->set_lk_detect(DB_LOCK_DEFAULT);
|
||||||
|
|
||||||
/* Dangerous, probably, but from the docs it *seems* that BDB
|
/* Dangerous, probably, but from the docs it *seems* that BDB
|
||||||
|
|
|
@ -319,6 +319,9 @@ void setReferences(const Transaction & txn, const Path & storePath,
|
||||||
|
|
||||||
Paths oldReferences;
|
Paths oldReferences;
|
||||||
nixDB.queryStrings(txn, dbReferences, storePath, oldReferences);
|
nixDB.queryStrings(txn, dbReferences, storePath, oldReferences);
|
||||||
|
|
||||||
|
PathSet oldReferences2(oldReferences.begin(), oldReferences.end());
|
||||||
|
if (oldReferences2 == references) return;
|
||||||
|
|
||||||
nixDB.setStrings(txn, dbReferences, storePath,
|
nixDB.setStrings(txn, dbReferences, storePath,
|
||||||
Paths(references.begin(), references.end()));
|
Paths(references.begin(), references.end()));
|
||||||
|
@ -454,6 +457,9 @@ void registerSubstitute(const Transaction & txn,
|
||||||
|
|
||||||
Substitutes subs = readSubstitutes(txn, srcPath);
|
Substitutes subs = readSubstitutes(txn, srcPath);
|
||||||
|
|
||||||
|
if (find(subs.begin(), subs.end(), sub) != subs.end())
|
||||||
|
return;
|
||||||
|
|
||||||
/* New substitutes take precedence over old ones. If the
|
/* New substitutes take precedence over old ones. If the
|
||||||
substitute is already present, it's moved to the front. */
|
substitute is already present, it's moved to the front. */
|
||||||
remove(subs.begin(), subs.end(), sub);
|
remove(subs.begin(), subs.end(), sub);
|
||||||
|
@ -469,6 +475,9 @@ Substitutes querySubstitutes(const Transaction & txn, const Path & srcPath)
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
||||||
|
static void invalidatePath(Transaction & txn, const Path & path);
|
||||||
|
|
||||||
|
|
||||||
void clearSubstitutes()
|
void clearSubstitutes()
|
||||||
{
|
{
|
||||||
Transaction txn(nixDB);
|
Transaction txn(nixDB);
|
||||||
|
@ -477,10 +486,20 @@ void clearSubstitutes()
|
||||||
Paths subKeys;
|
Paths subKeys;
|
||||||
nixDB.enumTable(txn, dbSubstitutes, subKeys);
|
nixDB.enumTable(txn, dbSubstitutes, subKeys);
|
||||||
for (Paths::iterator i = subKeys.begin(); i != subKeys.end(); ++i) {
|
for (Paths::iterator i = subKeys.begin(); i != subKeys.end(); ++i) {
|
||||||
|
|
||||||
/* Delete all substitutes for path *i. */
|
/* Delete all substitutes for path *i. */
|
||||||
nixDB.delPair(txn, dbSubstitutes, *i);
|
nixDB.delPair(txn, dbSubstitutes, *i);
|
||||||
|
|
||||||
|
/* Maintain the cleanup invariant. */
|
||||||
|
if (!isValidPathTxn(txn, *i))
|
||||||
|
invalidatePath(txn, *i);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
/* !!! there should be no referers to any of the invalid
|
||||||
|
substitutable paths. This should be the case by construction
|
||||||
|
(the only referers can be other invalid substitutable paths,
|
||||||
|
which have all been removed now). */
|
||||||
|
|
||||||
txn.commit();
|
txn.commit();
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -541,7 +560,7 @@ void registerValidPath(const Transaction & txn,
|
||||||
|
|
||||||
/* Invalidate a path. The caller is responsible for checking that
|
/* Invalidate a path. The caller is responsible for checking that
|
||||||
there are no referers. */
|
there are no referers. */
|
||||||
static void invalidatePath(const Path & path, Transaction & txn)
|
static void invalidatePath(Transaction & txn, const Path & path)
|
||||||
{
|
{
|
||||||
debug(format("unregistering path `%1%'") % path);
|
debug(format("unregistering path `%1%'") % path);
|
||||||
|
|
||||||
|
@ -673,7 +692,7 @@ void deleteFromStore(const Path & _path)
|
||||||
(referers.size() == 1 &&
|
(referers.size() == 1 &&
|
||||||
*referers.begin() != path))
|
*referers.begin() != path))
|
||||||
throw Error(format("cannot delete path `%1%' because it is in use") % path);
|
throw Error(format("cannot delete path `%1%' because it is in use") % path);
|
||||||
invalidatePath(path, txn);
|
invalidatePath(txn, path);
|
||||||
}
|
}
|
||||||
txn.commit();
|
txn.commit();
|
||||||
|
|
||||||
|
@ -692,10 +711,10 @@ void verifyStore(bool checkContents)
|
||||||
for (Paths::iterator i = paths.begin(); i != paths.end(); ++i) {
|
for (Paths::iterator i = paths.begin(); i != paths.end(); ++i) {
|
||||||
if (!pathExists(*i)) {
|
if (!pathExists(*i)) {
|
||||||
printMsg(lvlError, format("path `%1%' disappeared") % *i);
|
printMsg(lvlError, format("path `%1%' disappeared") % *i);
|
||||||
invalidatePath(*i, txn);
|
invalidatePath(txn, *i);
|
||||||
} else if (!isStorePath(*i)) {
|
} else if (!isStorePath(*i)) {
|
||||||
printMsg(lvlError, format("path `%1%' is not in the Nix store") % *i);
|
printMsg(lvlError, format("path `%1%' is not in the Nix store") % *i);
|
||||||
invalidatePath(*i, txn);
|
invalidatePath(txn, *i);
|
||||||
} else {
|
} else {
|
||||||
if (checkContents) {
|
if (checkContents) {
|
||||||
Hash expected = queryHash(txn, *i);
|
Hash expected = queryHash(txn, *i);
|
||||||
|
|
Loading…
Reference in a new issue