chore(compatibilityMode): Enable DB open in sqlcipher 3 compatibility mode
This commit is contained in:
Lukáš Tinkl
Alex Jbanca
parent
1b0aff9ce3
commit
16cfded319
211
sqlite3.go
211
sqlite3.go
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@ -913,103 +913,104 @@ func (c *SQLiteConn) begin(ctx context.Context) (driver.Tx, error) {
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// The argument is may be either in parentheses or it may be separated from
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// the pragma name by an equal sign. The two syntaxes yield identical results.
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// In many pragmas, the argument is a boolean. The boolean can be one of:
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// 1 yes true on
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// 0 no false off
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//
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// 1 yes true on
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// 0 no false off
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//
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// You can specify a DSN string using a URI as the filename.
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// test.db
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// file:test.db?cache=shared&mode=memory
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// :memory:
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// file::memory:
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//
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// mode
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// Access mode of the database.
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// https://www.sqlite.org/c3ref/open.html
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// Values:
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// - ro
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// - rw
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// - rwc
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// - memory
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// test.db
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// file:test.db?cache=shared&mode=memory
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// :memory:
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// file::memory:
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//
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// cache
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// SQLite Shared-Cache Mode
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// https://www.sqlite.org/sharedcache.html
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// Values:
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// - shared
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// - private
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// mode
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// Access mode of the database.
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// https://www.sqlite.org/c3ref/open.html
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// Values:
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// - ro
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// - rw
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// - rwc
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// - memory
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//
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// immutable=Boolean
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// The immutable parameter is a boolean query parameter that indicates
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// that the database file is stored on read-only media. When immutable is set,
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// SQLite assumes that the database file cannot be changed,
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// even by a process with higher privilege,
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// and so the database is opened read-only and all locking and change detection is disabled.
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// Caution: Setting the immutable property on a database file that
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// does in fact change can result in incorrect query results and/or SQLITE_CORRUPT errors.
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// cache
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// SQLite Shared-Cache Mode
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// https://www.sqlite.org/sharedcache.html
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// Values:
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// - shared
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// - private
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//
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// immutable=Boolean
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// The immutable parameter is a boolean query parameter that indicates
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// that the database file is stored on read-only media. When immutable is set,
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// SQLite assumes that the database file cannot be changed,
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// even by a process with higher privilege,
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// and so the database is opened read-only and all locking and change detection is disabled.
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// Caution: Setting the immutable property on a database file that
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// does in fact change can result in incorrect query results and/or SQLITE_CORRUPT errors.
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//
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// go-sqlite3 adds the following query parameters to those used by SQLite:
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// _loc=XXX
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// Specify location of time format. It's possible to specify "auto".
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//
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// _mutex=XXX
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// Specify mutex mode. XXX can be "no", "full".
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// _loc=XXX
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// Specify location of time format. It's possible to specify "auto".
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//
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// _txlock=XXX
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// Specify locking behavior for transactions. XXX can be "immediate",
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// "deferred", "exclusive".
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// _mutex=XXX
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// Specify mutex mode. XXX can be "no", "full".
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//
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// _auto_vacuum=X | _vacuum=X
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// 0 | none - Auto Vacuum disabled
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// 1 | full - Auto Vacuum FULL
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// 2 | incremental - Auto Vacuum Incremental
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// _txlock=XXX
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// Specify locking behavior for transactions. XXX can be "immediate",
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// "deferred", "exclusive".
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//
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// _busy_timeout=XXX"| _timeout=XXX
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// Specify value for sqlite3_busy_timeout.
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// _auto_vacuum=X | _vacuum=X
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// 0 | none - Auto Vacuum disabled
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// 1 | full - Auto Vacuum FULL
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// 2 | incremental - Auto Vacuum Incremental
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//
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// _case_sensitive_like=Boolean | _cslike=Boolean
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// https://www.sqlite.org/pragma.html#pragma_case_sensitive_like
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// Default or disabled the LIKE operation is case-insensitive.
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// When enabling this options behaviour of LIKE will become case-sensitive.
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// _busy_timeout=XXX"| _timeout=XXX
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// Specify value for sqlite3_busy_timeout.
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//
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// _defer_foreign_keys=Boolean | _defer_fk=Boolean
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// Defer Foreign Keys until outermost transaction is committed.
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// _case_sensitive_like=Boolean | _cslike=Boolean
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// https://www.sqlite.org/pragma.html#pragma_case_sensitive_like
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// Default or disabled the LIKE operation is case-insensitive.
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// When enabling this options behaviour of LIKE will become case-sensitive.
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//
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// _foreign_keys=Boolean | _fk=Boolean
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// Enable or disable enforcement of foreign keys.
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// _defer_foreign_keys=Boolean | _defer_fk=Boolean
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// Defer Foreign Keys until outermost transaction is committed.
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//
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// _ignore_check_constraints=Boolean
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// This pragma enables or disables the enforcement of CHECK constraints.
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// The default setting is off, meaning that CHECK constraints are enforced by default.
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// _foreign_keys=Boolean | _fk=Boolean
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// Enable or disable enforcement of foreign keys.
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//
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// _journal_mode=MODE | _journal=MODE
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// Set journal mode for the databases associated with the current connection.
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// https://www.sqlite.org/pragma.html#pragma_journal_mode
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// _ignore_check_constraints=Boolean
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// This pragma enables or disables the enforcement of CHECK constraints.
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// The default setting is off, meaning that CHECK constraints are enforced by default.
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//
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// _locking_mode=X | _locking=X
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// Sets the database connection locking-mode.
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// The locking-mode is either NORMAL or EXCLUSIVE.
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// https://www.sqlite.org/pragma.html#pragma_locking_mode
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// _journal_mode=MODE | _journal=MODE
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// Set journal mode for the databases associated with the current connection.
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// https://www.sqlite.org/pragma.html#pragma_journal_mode
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//
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// _query_only=Boolean
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// The query_only pragma prevents all changes to database files when enabled.
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// _locking_mode=X | _locking=X
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// Sets the database connection locking-mode.
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// The locking-mode is either NORMAL or EXCLUSIVE.
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// https://www.sqlite.org/pragma.html#pragma_locking_mode
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//
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// _recursive_triggers=Boolean | _rt=Boolean
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// Enable or disable recursive triggers.
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// _query_only=Boolean
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// The query_only pragma prevents all changes to database files when enabled.
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//
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// _secure_delete=Boolean|FAST
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// When secure_delete is on, SQLite overwrites deleted content with zeros.
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// https://www.sqlite.org/pragma.html#pragma_secure_delete
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// _recursive_triggers=Boolean | _rt=Boolean
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// Enable or disable recursive triggers.
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//
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// _synchronous=X | _sync=X
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// Change the setting of the "synchronous" flag.
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// https://www.sqlite.org/pragma.html#pragma_synchronous
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//
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// _writable_schema=Boolean
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// When this pragma is on, the SQLITE_MASTER tables in which database
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// can be changed using ordinary UPDATE, INSERT, and DELETE statements.
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// Warning: misuse of this pragma can easily result in a corrupt database file.
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// _secure_delete=Boolean|FAST
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// When secure_delete is on, SQLite overwrites deleted content with zeros.
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// https://www.sqlite.org/pragma.html#pragma_secure_delete
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//
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// _synchronous=X | _sync=X
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// Change the setting of the "synchronous" flag.
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// https://www.sqlite.org/pragma.html#pragma_synchronous
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//
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// _writable_schema=Boolean
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// When this pragma is on, the SQLITE_MASTER tables in which database
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// can be changed using ordinary UPDATE, INSERT, and DELETE statements.
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// Warning: misuse of this pragma can easily result in a corrupt database file.
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func (d *SQLiteDriver) Open(dsn string) (driver.Conn, error) {
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if C.sqlite3_threadsafe() == 0 {
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return nil, errors.New("sqlite library was not compiled for thread-safe operation")
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@ -1035,11 +1036,9 @@ func (d *SQLiteDriver) Open(dsn string) (driver.Conn, error) {
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foreignKeys := -1
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ignoreCheckConstraints := -1
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var journalMode string
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lockingMode := "NORMAL"
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queryOnly := -1
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recursiveTriggers := -1
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secureDelete := "DEFAULT"
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synchronousMode := "NORMAL"
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writableSchema := -1
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vfsName := ""
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@ -1251,35 +1250,11 @@ func (d *SQLiteDriver) Open(dsn string) (driver.Conn, error) {
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journalMode = strings.ToUpper(val)
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case "WAL":
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journalMode = strings.ToUpper(val)
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// For WAL Mode set Synchronous Mode to 'NORMAL'
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// See https://www.sqlite.org/pragma.html#pragma_synchronous
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synchronousMode = "NORMAL"
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default:
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return nil, fmt.Errorf("Invalid _journal: %v, expecting value of 'DELETE TRUNCATE PERSIST MEMORY WAL OFF'", val)
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}
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}
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// Locking Mode (_locking)
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//
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// https://www.sqlite.org/pragma.html#pragma_locking_mode
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//
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pkey = "" // Reset pkey
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if _, ok := params["_locking_mode"]; ok {
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pkey = "_locking_mode"
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}
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if _, ok := params["_locking"]; ok {
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pkey = "_locking"
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}
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if val := params.Get(pkey); val != "" {
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switch strings.ToUpper(val) {
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case "NORMAL", "EXCLUSIVE":
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lockingMode = strings.ToUpper(val)
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default:
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return nil, fmt.Errorf("Invalid _locking_mode: %v, expecting value of 'NORMAL EXCLUSIVE", val)
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}
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}
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// Query Only (_query_only)
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//
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// https://www.sqlite.org/pragma.html#pragma_query_only
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@ -1334,26 +1309,6 @@ func (d *SQLiteDriver) Open(dsn string) (driver.Conn, error) {
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}
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}
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// Synchronous Mode (_synchronous | _sync)
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//
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// https://www.sqlite.org/pragma.html#pragma_synchronous
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//
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pkey = "" // Reset pkey
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if _, ok := params["_synchronous"]; ok {
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pkey = "_synchronous"
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}
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if _, ok := params["_sync"]; ok {
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pkey = "_sync"
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}
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if val := params.Get(pkey); val != "" {
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switch strings.ToUpper(val) {
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case "0", "OFF", "1", "NORMAL", "2", "FULL", "3", "EXTRA":
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synchronousMode = strings.ToUpper(val)
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default:
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return nil, fmt.Errorf("Invalid _synchronous: %v, expecting value of '0 OFF 1 NORMAL 2 FULL 3 EXTRA'", val)
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}
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}
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// Writable Schema (_writeable_schema)
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//
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// https://www.sqlite.org/pragma.html#pragma_writeable_schema
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@ -1662,14 +1617,6 @@ func (d *SQLiteDriver) Open(dsn string) (driver.Conn, error) {
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}
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}
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// Locking Mode
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// Because the default is NORMAL and this is not changed in this package
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// by using the compile time SQLITE_DEFAULT_LOCKING_MODE this PRAGMA can always be executed
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if err := exec(fmt.Sprintf("PRAGMA locking_mode = %s;", lockingMode)); err != nil {
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C.sqlite3_close_v2(db)
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return nil, err
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}
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// Query Only
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if queryOnly > -1 {
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if err := exec(fmt.Sprintf("PRAGMA query_only = %d;", queryOnly)); err != nil {
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@ -1698,14 +1645,6 @@ func (d *SQLiteDriver) Open(dsn string) (driver.Conn, error) {
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}
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}
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// Synchronous Mode
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//
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// Because default is NORMAL this statement is always executed
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if err := exec(fmt.Sprintf("PRAGMA synchronous = %s;", synchronousMode)); err != nil {
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C.sqlite3_close_v2(db)
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return nil, err
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}
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// Writable Schema
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if writableSchema > -1 {
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if err := exec(fmt.Sprintf("PRAGMA writable_schema = %d;", writableSchema)); err != nil {
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@ -1,21 +1,3 @@
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/* fix for MSVC ...evil! */
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#ifdef _MSC_VER
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#define CONST64(n) n ## ui64
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typedef unsigned __int64 ulong64;
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#else
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#define CONST64(n) n ## ULL
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typedef unsigned long long ulong64;
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#endif
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/* this is the "32-bit at least" data type
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* Re-define it to suit your platform but it must be at least 32-bits
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*/
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#if defined(__x86_64__) || (defined(__sparc__) && defined(__arch64__)) || defined(__arm64__) || defined(__aarch64__)
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typedef unsigned ulong32;
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#else
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typedef unsigned long ulong32;
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#endif
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/* ---- HELPER MACROS ---- */
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#ifdef ENDIAN_NEUTRAL
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