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Merged R9207

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This commit is contained in:
Wouter den Breejen 2007-10-08 12:47:47 +00:00
parent 13b632ca57
commit ca3d96222a
29 changed files with 258 additions and 104 deletions
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32
src/libstore/local-store.cc
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@ -161,6 +161,7 @@ static TableId dbSharedState = 0;
static void upgradeStore07();
static void upgradeStore09();
static void upgradeStore11();
void checkStoreNotSymlink()
@ -245,6 +246,8 @@ LocalStore::LocalStore(bool reserveSpace)
upgradeStore07();
if (curSchema == 2)
upgradeStore09();
if (curSchema == 3)
upgradeStore11();
writeFile(schemaFN, (format("%1%") % nixSchemaVersion).str());
}
}
@ -1926,10 +1929,10 @@ static void upgradeStore09()
{
/* !!! we should disallow concurrent upgrades */
printMsg(lvlError, "upgrading Nix store to new schema (this may take a while)...");
if (!pathExists(nixDBPath + "/referers")) return;
printMsg(lvlError, "upgrading Nix store to new schema (this may take a while)...");
/*
Transaction txn(nixDB);
@ -1970,4 +1973,29 @@ static void upgradeStore09()
}
/* Upgrade from schema 3 (Nix 0.10) to schema 4 (Nix >= 0.11). The
only thing to do here is to delete the substitutes table and get
rid of invalid but substitutable references/referrers. */
static void upgradeStore11()
{
if (!pathExists(nixDBPath + "/substitutes")) return;
printMsg(lvlError, "upgrading Nix store to new schema (this may take a while)...");
Transaction txn(nixDB);
TableId dbSubstitutes = nixDB.openTable("substitutes");
Paths subKeys;
nixDB.enumTable(txn, dbSubstitutes, subKeys);
for (Paths::iterator i = subKeys.begin(); i != subKeys.end(); ++i) {
if (!isValidPathTxn(txn, *i))
invalidateStorePath(txn, *i);
}
txn.commit();
nixDB.closeTable(dbSubstitutes);
nixDB.deleteTable("substitutes");
}
}