Retry all SQLite operations
To deal with SQLITE_PROTOCOL, we also need to retry read-only operations.
This commit is contained in:
Eelco Dolstra
parent
ff02f5336c
commit
a737f51fd9
|
|
@ -692,56 +692,64 @@ void LocalStore::addReference(unsigned long long referrer, unsigned long long re
|
|||
|
||||
void LocalStore::registerFailedPath(const Path & path)
|
||||
{
|
||||
SQLiteStmtUse use(stmtRegisterFailedPath);
|
||||
stmtRegisterFailedPath.bind(path);
|
||||
stmtRegisterFailedPath.bind(time(0));
|
||||
if (sqlite3_step(stmtRegisterFailedPath) != SQLITE_DONE)
|
||||
throwSQLiteError(db, format("registering failed path `%1%'") % path);
|
||||
retry_sqlite {
|
||||
SQLiteStmtUse use(stmtRegisterFailedPath);
|
||||
stmtRegisterFailedPath.bind(path);
|
||||
stmtRegisterFailedPath.bind(time(0));
|
||||
if (sqlite3_step(stmtRegisterFailedPath) != SQLITE_DONE)
|
||||
throwSQLiteError(db, format("registering failed path `%1%'") % path);
|
||||
} end_retry_sqlite;
|
||||
}
|
||||
|
||||
|
||||
bool LocalStore::hasPathFailed(const Path & path)
|
||||
{
|
||||
SQLiteStmtUse use(stmtHasPathFailed);
|
||||
stmtHasPathFailed.bind(path);
|
||||
int res = sqlite3_step(stmtHasPathFailed);
|
||||
if (res != SQLITE_DONE && res != SQLITE_ROW)
|
||||
throwSQLiteError(db, "querying whether path failed");
|
||||
return res == SQLITE_ROW;
|
||||
retry_sqlite {
|
||||
SQLiteStmtUse use(stmtHasPathFailed);
|
||||
stmtHasPathFailed.bind(path);
|
||||
int res = sqlite3_step(stmtHasPathFailed);
|
||||
if (res != SQLITE_DONE && res != SQLITE_ROW)
|
||||
throwSQLiteError(db, "querying whether path failed");
|
||||
return res == SQLITE_ROW;
|
||||
} end_retry_sqlite;
|
||||
}
|
||||
|
||||
|
||||
PathSet LocalStore::queryFailedPaths()
|
||||
{
|
||||
SQLiteStmtUse use(stmtQueryFailedPaths);
|
||||
retry_sqlite {
|
||||
SQLiteStmtUse use(stmtQueryFailedPaths);
|
||||
|
||||
PathSet res;
|
||||
int r;
|
||||
while ((r = sqlite3_step(stmtQueryFailedPaths)) == SQLITE_ROW) {
|
||||
const char * s = (const char *) sqlite3_column_text(stmtQueryFailedPaths, 0);
|
||||
assert(s);
|
||||
res.insert(s);
|
||||
}
|
||||
PathSet res;
|
||||
int r;
|
||||
while ((r = sqlite3_step(stmtQueryFailedPaths)) == SQLITE_ROW) {
|
||||
const char * s = (const char *) sqlite3_column_text(stmtQueryFailedPaths, 0);
|
||||
assert(s);
|
||||
res.insert(s);
|
||||
}
|
||||
|
||||
if (r != SQLITE_DONE)
|
||||
throwSQLiteError(db, "error querying failed paths");
|
||||
if (r != SQLITE_DONE)
|
||||
throwSQLiteError(db, "error querying failed paths");
|
||||
|
||||
return res;
|
||||
return res;
|
||||
} end_retry_sqlite;
|
||||
}
|
||||
|
||||
|
||||
void LocalStore::clearFailedPaths(const PathSet & paths)
|
||||
{
|
||||
SQLiteTxn txn(db);
|
||||
retry_sqlite {
|
||||
SQLiteTxn txn(db);
|
||||
|
||||
foreach (PathSet::const_iterator, i, paths) {
|
||||
SQLiteStmtUse use(stmtClearFailedPath);
|
||||
stmtClearFailedPath.bind(*i);
|
||||
if (sqlite3_step(stmtClearFailedPath) != SQLITE_DONE)
|
||||
throwSQLiteError(db, format("clearing failed path `%1%' in database") % *i);
|
||||
}
|
||||
foreach (PathSet::const_iterator, i, paths) {
|
||||
SQLiteStmtUse use(stmtClearFailedPath);
|
||||
stmtClearFailedPath.bind(*i);
|
||||
if (sqlite3_step(stmtClearFailedPath) != SQLITE_DONE)
|
||||
throwSQLiteError(db, format("clearing failed path `%1%' in database") % *i);
|
||||
}
|
||||
|
||||
txn.commit();
|
||||
txn.commit();
|
||||
} end_retry_sqlite;
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -766,44 +774,47 @@ ValidPathInfo LocalStore::queryPathInfo(const Path & path)
|
|||
|
||||
assertStorePath(path);
|
||||
|
||||
/* Get the path info. */
|
||||
SQLiteStmtUse use1(stmtQueryPathInfo);
|
||||
retry_sqlite {
|
||||
|
||||
stmtQueryPathInfo.bind(path);
|
||||
/* Get the path info. */
|
||||
SQLiteStmtUse use1(stmtQueryPathInfo);
|
||||
|
||||
int r = sqlite3_step(stmtQueryPathInfo);
|
||||
if (r == SQLITE_DONE) throw Error(format("path `%1%' is not valid") % path);
|
||||
if (r != SQLITE_ROW) throwSQLiteError(db, "querying path in database");
|
||||
stmtQueryPathInfo.bind(path);
|
||||
|
||||
info.id = sqlite3_column_int(stmtQueryPathInfo, 0);
|
||||
int r = sqlite3_step(stmtQueryPathInfo);
|
||||
if (r == SQLITE_DONE) throw Error(format("path `%1%' is not valid") % path);
|
||||
if (r != SQLITE_ROW) throwSQLiteError(db, "querying path in database");
|
||||
|
||||
const char * s = (const char *) sqlite3_column_text(stmtQueryPathInfo, 1);
|
||||
assert(s);
|
||||
info.hash = parseHashField(path, s);
|
||||
info.id = sqlite3_column_int(stmtQueryPathInfo, 0);
|
||||
|
||||
info.registrationTime = sqlite3_column_int(stmtQueryPathInfo, 2);
|
||||
|
||||
s = (const char *) sqlite3_column_text(stmtQueryPathInfo, 3);
|
||||
if (s) info.deriver = s;
|
||||
|
||||
/* Note that narSize = NULL yields 0. */
|
||||
info.narSize = sqlite3_column_int64(stmtQueryPathInfo, 4);
|
||||
|
||||
/* Get the references. */
|
||||
SQLiteStmtUse use2(stmtQueryReferences);
|
||||
|
||||
stmtQueryReferences.bind(info.id);
|
||||
|
||||
while ((r = sqlite3_step(stmtQueryReferences)) == SQLITE_ROW) {
|
||||
s = (const char *) sqlite3_column_text(stmtQueryReferences, 0);
|
||||
const char * s = (const char *) sqlite3_column_text(stmtQueryPathInfo, 1);
|
||||
assert(s);
|
||||
info.references.insert(s);
|
||||
}
|
||||
info.hash = parseHashField(path, s);
|
||||
|
||||
if (r != SQLITE_DONE)
|
||||
throwSQLiteError(db, format("error getting references of `%1%'") % path);
|
||||
info.registrationTime = sqlite3_column_int(stmtQueryPathInfo, 2);
|
||||
|
||||
return info;
|
||||
s = (const char *) sqlite3_column_text(stmtQueryPathInfo, 3);
|
||||
if (s) info.deriver = s;
|
||||
|
||||
/* Note that narSize = NULL yields 0. */
|
||||
info.narSize = sqlite3_column_int64(stmtQueryPathInfo, 4);
|
||||
|
||||
/* Get the references. */
|
||||
SQLiteStmtUse use2(stmtQueryReferences);
|
||||
|
||||
stmtQueryReferences.bind(info.id);
|
||||
|
||||
while ((r = sqlite3_step(stmtQueryReferences)) == SQLITE_ROW) {
|
||||
s = (const char *) sqlite3_column_text(stmtQueryReferences, 0);
|
||||
assert(s);
|
||||
info.references.insert(s);
|
||||
}
|
||||
|
||||
if (r != SQLITE_DONE)
|
||||
throwSQLiteError(db, format("error getting references of `%1%'") % path);
|
||||
|
||||
return info;
|
||||
} end_retry_sqlite;
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -834,7 +845,7 @@ unsigned long long LocalStore::queryValidPathId(const Path & path)
|
|||
}
|
||||
|
||||
|
||||
bool LocalStore::isValidPath(const Path & path)
|
||||
bool LocalStore::isValidPath_(const Path & path)
|
||||
{
|
||||
SQLiteStmtUse use(stmtQueryPathInfo);
|
||||
stmtQueryPathInfo.bind(path);
|
||||
|
|
@ -845,33 +856,44 @@ bool LocalStore::isValidPath(const Path & path)
|
|||
}
|
||||
|
||||
|
||||
bool LocalStore::isValidPath(const Path & path)
|
||||
{
|
||||
retry_sqlite {
|
||||
return isValidPath_(path);
|
||||
} end_retry_sqlite;
|
||||
}
|
||||
|
||||
|
||||
PathSet LocalStore::queryValidPaths(const PathSet & paths)
|
||||
{
|
||||
PathSet res;
|
||||
foreach (PathSet::const_iterator, i, paths)
|
||||
if (isValidPath(*i)) res.insert(*i);
|
||||
return res;
|
||||
retry_sqlite {
|
||||
PathSet res;
|
||||
foreach (PathSet::const_iterator, i, paths)
|
||||
if (isValidPath_(*i)) res.insert(*i);
|
||||
return res;
|
||||
} end_retry_sqlite;
|
||||
}
|
||||
|
||||
|
||||
PathSet LocalStore::queryAllValidPaths()
|
||||
{
|
||||
SQLiteStmt stmt;
|
||||
stmt.create(db, "select path from ValidPaths");
|
||||
retry_sqlite {
|
||||
SQLiteStmt stmt;
|
||||
stmt.create(db, "select path from ValidPaths");
|
||||
|
||||
PathSet res;
|
||||
PathSet res;
|
||||
int r;
|
||||
while ((r = sqlite3_step(stmt)) == SQLITE_ROW) {
|
||||
const char * s = (const char *) sqlite3_column_text(stmt, 0);
|
||||
assert(s);
|
||||
res.insert(s);
|
||||
}
|
||||
|
||||
int r;
|
||||
while ((r = sqlite3_step(stmt)) == SQLITE_ROW) {
|
||||
const char * s = (const char *) sqlite3_column_text(stmt, 0);
|
||||
assert(s);
|
||||
res.insert(s);
|
||||
}
|
||||
if (r != SQLITE_DONE)
|
||||
throwSQLiteError(db, "error getting valid paths");
|
||||
|
||||
if (r != SQLITE_DONE)
|
||||
throwSQLiteError(db, "error getting valid paths");
|
||||
|
||||
return res;
|
||||
return res;
|
||||
} end_retry_sqlite;
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -883,10 +905,8 @@ void LocalStore::queryReferences(const Path & path,
|
|||
}
|
||||
|
||||
|
||||
void LocalStore::queryReferrers(const Path & path, PathSet & referrers)
|
||||
void LocalStore::queryReferrers_(const Path & path, PathSet & referrers)
|
||||
{
|
||||
assertStorePath(path);
|
||||
|
||||
SQLiteStmtUse use(stmtQueryReferrers);
|
||||
|
||||
stmtQueryReferrers.bind(path);
|
||||
|
|
@ -903,6 +923,15 @@ void LocalStore::queryReferrers(const Path & path, PathSet & referrers)
|
|||
}
|
||||
|
||||
|
||||
void LocalStore::queryReferrers(const Path & path, PathSet & referrers)
|
||||
{
|
||||
assertStorePath(path);
|
||||
retry_sqlite {
|
||||
queryReferrers_(path, referrers);
|
||||
} end_retry_sqlite;
|
||||
}
|
||||
|
||||
|
||||
Path LocalStore::queryDeriver(const Path & path)
|
||||
{
|
||||
return queryPathInfo(path).deriver;
|
||||
|
|
@ -913,61 +942,67 @@ PathSet LocalStore::queryValidDerivers(const Path & path)
|
|||
{
|
||||
assertStorePath(path);
|
||||
|
||||
SQLiteStmtUse use(stmtQueryValidDerivers);
|
||||
stmtQueryValidDerivers.bind(path);
|
||||
retry_sqlite {
|
||||
SQLiteStmtUse use(stmtQueryValidDerivers);
|
||||
stmtQueryValidDerivers.bind(path);
|
||||
|
||||
PathSet derivers;
|
||||
int r;
|
||||
while ((r = sqlite3_step(stmtQueryValidDerivers)) == SQLITE_ROW) {
|
||||
const char * s = (const char *) sqlite3_column_text(stmtQueryValidDerivers, 1);
|
||||
assert(s);
|
||||
derivers.insert(s);
|
||||
}
|
||||
PathSet derivers;
|
||||
int r;
|
||||
while ((r = sqlite3_step(stmtQueryValidDerivers)) == SQLITE_ROW) {
|
||||
const char * s = (const char *) sqlite3_column_text(stmtQueryValidDerivers, 1);
|
||||
assert(s);
|
||||
derivers.insert(s);
|
||||
}
|
||||
|
||||
if (r != SQLITE_DONE)
|
||||
throwSQLiteError(db, format("error getting valid derivers of `%1%'") % path);
|
||||
if (r != SQLITE_DONE)
|
||||
throwSQLiteError(db, format("error getting valid derivers of `%1%'") % path);
|
||||
|
||||
return derivers;
|
||||
return derivers;
|
||||
} end_retry_sqlite;
|
||||
}
|
||||
|
||||
|
||||
PathSet LocalStore::queryDerivationOutputs(const Path & path)
|
||||
{
|
||||
SQLiteStmtUse use(stmtQueryDerivationOutputs);
|
||||
stmtQueryDerivationOutputs.bind(queryValidPathId(path));
|
||||
retry_sqlite {
|
||||
SQLiteStmtUse use(stmtQueryDerivationOutputs);
|
||||
stmtQueryDerivationOutputs.bind(queryValidPathId(path));
|
||||
|
||||
PathSet outputs;
|
||||
int r;
|
||||
while ((r = sqlite3_step(stmtQueryDerivationOutputs)) == SQLITE_ROW) {
|
||||
const char * s = (const char *) sqlite3_column_text(stmtQueryDerivationOutputs, 1);
|
||||
assert(s);
|
||||
outputs.insert(s);
|
||||
}
|
||||
PathSet outputs;
|
||||
int r;
|
||||
while ((r = sqlite3_step(stmtQueryDerivationOutputs)) == SQLITE_ROW) {
|
||||
const char * s = (const char *) sqlite3_column_text(stmtQueryDerivationOutputs, 1);
|
||||
assert(s);
|
||||
outputs.insert(s);
|
||||
}
|
||||
|
||||
if (r != SQLITE_DONE)
|
||||
throwSQLiteError(db, format("error getting outputs of `%1%'") % path);
|
||||
if (r != SQLITE_DONE)
|
||||
throwSQLiteError(db, format("error getting outputs of `%1%'") % path);
|
||||
|
||||
return outputs;
|
||||
return outputs;
|
||||
} end_retry_sqlite;
|
||||
}
|
||||
|
||||
|
||||
StringSet LocalStore::queryDerivationOutputNames(const Path & path)
|
||||
{
|
||||
SQLiteStmtUse use(stmtQueryDerivationOutputs);
|
||||
stmtQueryDerivationOutputs.bind(queryValidPathId(path));
|
||||
retry_sqlite {
|
||||
SQLiteStmtUse use(stmtQueryDerivationOutputs);
|
||||
stmtQueryDerivationOutputs.bind(queryValidPathId(path));
|
||||
|
||||
StringSet outputNames;
|
||||
int r;
|
||||
while ((r = sqlite3_step(stmtQueryDerivationOutputs)) == SQLITE_ROW) {
|
||||
const char * s = (const char *) sqlite3_column_text(stmtQueryDerivationOutputs, 0);
|
||||
assert(s);
|
||||
outputNames.insert(s);
|
||||
}
|
||||
StringSet outputNames;
|
||||
int r;
|
||||
while ((r = sqlite3_step(stmtQueryDerivationOutputs)) == SQLITE_ROW) {
|
||||
const char * s = (const char *) sqlite3_column_text(stmtQueryDerivationOutputs, 0);
|
||||
assert(s);
|
||||
outputNames.insert(s);
|
||||
}
|
||||
|
||||
if (r != SQLITE_DONE)
|
||||
throwSQLiteError(db, format("error getting output names of `%1%'") % path);
|
||||
if (r != SQLITE_DONE)
|
||||
throwSQLiteError(db, format("error getting output names of `%1%'") % path);
|
||||
|
||||
return outputNames;
|
||||
return outputNames;
|
||||
} end_retry_sqlite;
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -977,15 +1012,17 @@ Path LocalStore::queryPathFromHashPart(const string & hashPart)
|
|||
|
||||
Path prefix = settings.nixStore + "/" + hashPart;
|
||||
|
||||
SQLiteStmtUse use(stmtQueryPathFromHashPart);
|
||||
stmtQueryPathFromHashPart.bind(prefix);
|
||||
retry_sqlite {
|
||||
SQLiteStmtUse use(stmtQueryPathFromHashPart);
|
||||
stmtQueryPathFromHashPart.bind(prefix);
|
||||
|
||||
int res = sqlite3_step(stmtQueryPathFromHashPart);
|
||||
if (res == SQLITE_DONE) return "";
|
||||
if (res != SQLITE_ROW) throwSQLiteError(db, "finding path in database");
|
||||
int res = sqlite3_step(stmtQueryPathFromHashPart);
|
||||
if (res == SQLITE_DONE) return "";
|
||||
if (res != SQLITE_ROW) throwSQLiteError(db, "finding path in database");
|
||||
|
||||
const char * s = (const char *) sqlite3_column_text(stmtQueryPathFromHashPart, 0);
|
||||
return s && prefix.compare(0, prefix.size(), s, prefix.size()) == 0 ? s : "";
|
||||
const char * s = (const char *) sqlite3_column_text(stmtQueryPathFromHashPart, 0);
|
||||
return s && prefix.compare(0, prefix.size(), s, prefix.size()) == 0 ? s : "";
|
||||
} end_retry_sqlite;
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -1229,7 +1266,7 @@ void LocalStore::registerValidPaths(const ValidPathInfos & infos)
|
|||
|
||||
foreach (ValidPathInfos::const_iterator, i, infos) {
|
||||
assert(i->hash.type == htSHA256);
|
||||
if (isValidPath(i->path))
|
||||
if (isValidPath_(i->path))
|
||||
updatePathInfo(*i);
|
||||
else
|
||||
addValidPath(*i);
|
||||
|
|
@ -1643,8 +1680,8 @@ void LocalStore::invalidatePathChecked(const Path & path)
|
|||
retry_sqlite {
|
||||
SQLiteTxn txn(db);
|
||||
|
||||
if (isValidPath(path)) {
|
||||
PathSet referrers; queryReferrers(path, referrers);
|
||||
if (isValidPath_(path)) {
|
||||
PathSet referrers; queryReferrers_(path, referrers);
|
||||
referrers.erase(path); /* ignore self-references */
|
||||
if (!referrers.empty())
|
||||
throw PathInUse(format("cannot delete path `%1%' because it is in use by %2%")
|
||||
|
|
|
|||
|
|
@ -304,6 +304,10 @@ private:
|
|||
void checkDerivationOutputs(const Path & drvPath, const Derivation & drv);
|
||||
|
||||
void optimisePath_(OptimiseStats & stats, const Path & path);
|
||||
|
||||
// Internal versions that are not wrapped in retry_sqlite.
|
||||
bool isValidPath_(const Path & path);
|
||||
void queryReferrers_(const Path & path, PathSet & referrers);
|
||||
};
|
||||
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue