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* Added a command `nix-store --clear-failed-paths <PATHS>' to clear

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the "failed" status of the given store paths.  The special value `*'
  clears all failed paths.
This commit is contained in:
Eelco Dolstra 2010-04-26 12:56:42 +00:00
parent 2398af13c5
commit 6199f9b93e
3 changed files with 33 additions and 1 deletions
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17
src/libstore/local-store.cc
View file

@ -329,6 +329,8 @@ void LocalStore::openDB(bool create)
"select time from FailedPaths where path = ?;");
stmtQueryFailedPaths.create(db,
"select path from FailedPaths;");
stmtClearFailedPath.create(db,
"delete from FailedPaths where ?1 = '*' or path = ?1;");
stmtAddDerivationOutput.create(db,
"insert or replace into DerivationOutputs (drv, id, path) values (?, ?, ?);");
stmtQueryValidDerivers.create(db,
@ -529,6 +531,21 @@ PathSet LocalStore::queryFailedPaths()
}
void LocalStore::clearFailedPaths(const PathSet & paths)
{
SQLiteTxn txn(db);
foreach (PathSet::const_iterator, i, paths) {
SQLiteStmtUse use(stmtClearFailedPath);
stmtClearFailedPath.bind(*i);
if (sqlite3_step(stmtClearFailedPath) != SQLITE_DONE)
throw SQLiteError(db, format("clearing failed path `%1%' in database") % *i);
}
txn.commit();
}
Hash parseHashField(const Path & path, const string & s)
{
string::size_type colon = s.find(':');

5
src/libstore/local-store.hh
View file

@ -187,6 +187,10 @@ public:
/* Return the set of paths that have failed to build.*/
PathSet queryFailedPaths();
/* Clear the "failed" status of the given paths. The special
value `*' causes all failed paths to be cleared. */
void clearFailedPaths(const PathSet & paths);
private:
Path schemaPath;
@ -207,6 +211,7 @@ private:
SQLiteStmt stmtRegisterFailedPath;
SQLiteStmt stmtHasPathFailed;
SQLiteStmt stmtQueryFailedPaths;
SQLiteStmt stmtClearFailedPath;
SQLiteStmt stmtAddDerivationOutput;
SQLiteStmt stmtQueryValidDerivers;
SQLiteStmt stmtQueryDerivationOutputs;

10
src/nix-store/nix-store.cc
View file

@ -676,6 +676,14 @@ static void opQueryFailedPaths(Strings opFlags, Strings opArgs)
}
static void opClearFailedPaths(Strings opFlags, Strings opArgs)
{
if (!opFlags.empty())
throw UsageError("no flags expected");
ensureLocalStore().clearFailedPaths(PathSet(opArgs.begin(), opArgs.end()));
}
/* Scan the arguments; find the operation, set global flags, put all
other flags in a list, and put all other arguments in another
list. */
@ -729,6 +737,8 @@ void run(Strings args)
op = opOptimise;
else if (arg == "--query-failed-paths")
op = opQueryFailedPaths;
else if (arg == "--clear-failed-paths")
op = opClearFailedPaths;
else if (arg == "--add-root") {
if (i == args.end())
throw UsageError("`--add-root requires an argument");