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Merge pull request #7473 from hercules-ci/sqlite-error

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Improve sqlite error messages
This commit is contained in:
Théophane Hufschmitt 2022-12-20 11:27:30 +01:00 committed by GitHub
commit 000dd77d8d
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2 changed files with 16 additions and 10 deletions
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15
src/libstore/sqlite.cc
View file

@ -8,12 +8,15 @@
namespace nix { namespace nix {
SQLiteError::SQLiteError(const char *path, int errNo, int extendedErrNo, hintformat && hf) SQLiteError::SQLiteError(const char *path, const char *errMsg, int errNo, int extendedErrNo, int offset, hintformat && hf)
: Error(""), path(path), errNo(errNo), extendedErrNo(extendedErrNo) : Error(""), path(path), errMsg(errMsg), errNo(errNo), extendedErrNo(extendedErrNo), offset(offset)
{ {
err.msg = hintfmt("%s: %s (in '%s')", auto offsetStr = (offset == -1) ? "" : "at offset " + std::to_string(offset) + ": ";
err.msg = hintfmt("%s: %s%s, %s (in '%s')",
normaltxt(hf.str()), normaltxt(hf.str()),
offsetStr,
sqlite3_errstr(extendedErrNo), sqlite3_errstr(extendedErrNo),
errMsg,
path ? path : "(in-memory)"); path ? path : "(in-memory)");
} }
@ -21,11 +24,13 @@ SQLiteError::SQLiteError(const char *path, int errNo, int extendedErrNo, hintfor
{ {
int err = sqlite3_errcode(db); int err = sqlite3_errcode(db);
int exterr = sqlite3_extended_errcode(db); int exterr = sqlite3_extended_errcode(db);
int offset = sqlite3_error_offset(db);
auto path = sqlite3_db_filename(db, nullptr); auto path = sqlite3_db_filename(db, nullptr);
auto errMsg = sqlite3_errmsg(db);
if (err == SQLITE_BUSY || err == SQLITE_PROTOCOL) { if (err == SQLITE_BUSY || err == SQLITE_PROTOCOL) {
auto exp = SQLiteBusy(path, err, exterr, std::move(hf)); auto exp = SQLiteBusy(path, errMsg, err, exterr, offset, std::move(hf));
exp.err.msg = hintfmt( exp.err.msg = hintfmt(
err == SQLITE_PROTOCOL err == SQLITE_PROTOCOL
? "SQLite database '%s' is busy (SQLITE_PROTOCOL)" ? "SQLite database '%s' is busy (SQLITE_PROTOCOL)"
@ -33,7 +38,7 @@ SQLiteError::SQLiteError(const char *path, int errNo, int extendedErrNo, hintfor
path ? path : "(in-memory)"); path ? path : "(in-memory)");
throw exp; throw exp;
} else } else
throw SQLiteError(path, err, exterr, std::move(hf)); throw SQLiteError(path, errMsg, err, exterr, offset, std::move(hf));
} }
SQLite::SQLite(const Path & path, bool create) SQLite::SQLite(const Path & path, bool create)

11
src/libstore/sqlite.hh
View file

@ -98,21 +98,22 @@ struct SQLiteTxn
struct SQLiteError : Error struct SQLiteError : Error
{ {
const char *path; std::string path;
int errNo, extendedErrNo; std::string errMsg;
int errNo, extendedErrNo, offset;
template<typename... Args> template<typename... Args>
[[noreturn]] static void throw_(sqlite3 * db, const std::string & fs, const Args & ... args) { [[noreturn]] static void throw_(sqlite3 * db, const std::string & fs, const Args & ... args) {
throw_(db, hintfmt(fs, args...)); throw_(db, hintfmt(fs, args...));
} }
SQLiteError(const char *path, int errNo, int extendedErrNo, hintformat && hf); SQLiteError(const char *path, const char *errMsg, int errNo, int extendedErrNo, int offset, hintformat && hf);
protected: protected:
template<typename... Args> template<typename... Args>
SQLiteError(const char *path, int errNo, int extendedErrNo, const std::string & fs, const Args & ... args) SQLiteError(const char *path, const char *errMsg, int errNo, int extendedErrNo, int offset, const std::string & fs, const Args & ... args)
: SQLiteError(path, errNo, extendedErrNo, hintfmt(fs, args...)) : SQLiteError(path, errNo, extendedErrNo, offset, hintfmt(fs, args...))
{ } { }
[[noreturn]] static void throw_(sqlite3 * db, hintformat && hf); [[noreturn]] static void throw_(sqlite3 * db, hintformat && hf);