-C Add\scode\sto\sdetect\sif\sthe\sdatabase\sfile\sis\smoved\sor\sdeleted\sout\sfrom\sunder\nSQLite\sand\sreturn\san\sSQLITE_IOERR_NODB.
-D 2013-12-06T15:37:35.675
+C Only\serror\sout\son\sa\sdatabase\sfile\smove\swhen\sattempting\sto\sstart\sa\swrite\ntransaction.\s\sAssume\sread\stransactions\sare\sstill\ssafe.\s\sAnd\smake\sthe\serror\nSQLITE_READONLY_DBMOVED\sinstead\sof\sSQLITE_IOERR_NODB.
+D 2013-12-06T17:23:38.532
F Makefile.arm-wince-mingw32ce-gcc d6df77f1f48d690bd73162294bbba7f59507c72f
F Makefile.in e1a9b4258bbde53f5636f4e238c65b7e11459e2b
F Makefile.linux-gcc 91d710bdc4998cb015f39edf3cb314ec4f4d7e23
F src/os_common.h 92815ed65f805560b66166e3583470ff94478f04
F src/os_unix.c f076587029285554a3a65d30d0e71d50cd61f41f
F src/os_win.c f149798adb6f32db835b2c9f9fac83d86015e004
-F src/pager.c 3648e602d484020d10cb514b04ef8f445ed06f30
+F src/pager.c 938874307e1b07a98a181cbab41c5625f2aa1666
F src/pager.h f094af9f6ececfaa8a1e93876905a4f34233fb0c
F src/parse.y acee1a9958539e21263362b194594c5255ad2fca
F src/pcache.c f8043b433a57aba85384a531e3937a804432a346
F src/rowset.c 64655f1a627c9c212d9ab497899e7424a34222e0
F src/select.c d41381d80a22d3a83352aeca274cccf264ac277a
F src/shell.c 936a72ff784efff3832cce274a96ed0b036e6758
-F src/sqlite.h.in 4373b4a913ea460d91a9a4a54906ee18b350d573
+F src/sqlite.h.in 5ae0618d16a393ff8e66d1e373d3670892c2d254
F src/sqlite3.rc 11094cc6a157a028b301a9f06b3d03089ea37c3e
F src/sqlite3ext.h 886f5a34de171002ad46fae8c36a7d8051c190fc
F src/sqliteInt.h f3a5d663fe9c6c0b2ee7fc2e20a6204eaea5bc7c
F src/test_tclvar.c f4dc67d5f780707210d6bb0eb6016a431c04c7fa
F src/test_thread.c 1e133a40b50e9c035b00174035b846e7eef481cb
F src/test_vfs.c e72f555ef7a59080f898fcf1a233deb9eb704ea9
-F src/test_vfstrace.c 21b99a6fe3f4c8be13c0fe83006ee13873154d78
+F src/test_vfstrace.c 3a0ab304682fecbceb689e7d9b904211fde11d78
F src/test_wsd.c 41cadfd9d97fe8e3e4e44f61a4a8ccd6f7ca8fe9
F src/tokenize.c ec4c1a62b890bf1dbcdb966399e140b904c700a4
F src/trigger.c d84e1f3669e9a217731a14a9d472b1c7b87c87ba
F test/pager1.test 1acbdb14c5952a72dd43129cabdbf69aaa3ed1fa
F test/pager2.test 67b8f40ae98112bcdba1f2b2d03ea83266418c71
F test/pager3.test 3856d9c80839be0668efee1b74811b1b7f7fc95f
-F test/pager4.test 1848509f0aa83f99d438a2bae02c3fd64dd1afe6
+F test/pager4.test afbffa3f6813bd9bf126eb5e66bc954717f36de5
F test/pagerfault.test 7285379906ab2f1108b8e82bbdf2d386cc8ff3ff
F test/pagerfault2.test caf4c7facb914fd3b03a17b31ae2b180c8d6ca1f
F test/pagerfault3.test 1003fcda009bf48a8e22a516e193b6ef0dd1bbd8
F tool/warnings-clang.sh f6aa929dc20ef1f856af04a730772f59283631d4
F tool/warnings.sh d1a6de74685f360ab718efda6265994b99bbea01
F tool/win/sqlite.vsix 030f3eeaf2cb811a3692ab9c14d021a75ce41fff
-P 27392118af4c38c5203a04b8013e1afdb1cebd0d
-R 0833e0746c0a3bdbdf22e2e06343a85a
-T *branch * detect-moved-db
-T *sym-detect-moved-db *
-T -sym-trunk *
+P 8759a8e4d83b163e315eff316cf163f6ea42f2bb
+R 2ad1eaf9a51016580f9868708a4f6a69
U drh
-Z 9ba43ea2faea1b2f751f5fd7fd1e8bc8
+Z 59055776a0fdbfce14961d0c6b6be93f
-8759a8e4d83b163e315eff316cf163f6ea42f2bb
\ No newline at end of file
+28348f2ada98c616241a51aecb70b63e87e6ddbb
\ No newline at end of file
/* Verify that the database file has not be deleted or renamed out from
** under the pager. Return SQLITE_OK if the database is still were it ought
-** to be on disk. Return non-zero (SQLITE_IOERR_NODB or some other error
+** to be on disk. Return non-zero (SQLITE_READONLY_DBMOVED or some other error
** code from sqlite3OsAccess()) if the database has gone missing.
*/
static int databaseIsUnmoved(Pager *pPager){
dc = sqlite3OsDeviceCharacteristics(pPager->fd);
if( (dc&fixedFlags)==fixedFlags ) return SQLITE_OK;
rc = sqlite3OsAccess(pPager->pVfs, pPager->zFilename, SQLITE_ACCESS_EXISTS, &x);
- if( rc==SQLITE_OK && !x ) rc = SQLITE_IOERR_NODB;
+ if( rc==SQLITE_OK && !x ) rc = SQLITE_READONLY_DBMOVED;
return rc;
}
goto failed;
}
- /* Verify that the database is unmoved and undeleted */
- rc = databaseIsUnmoved(pPager);
- if( rc ) goto failed;
-
/* If a journal file exists, and there is no RESERVED lock on the
** database file, then it either needs to be played back or deleted.
*/
(SQLITE_OPEN_DELETEONCLOSE|SQLITE_OPEN_TEMP_JOURNAL):
(SQLITE_OPEN_MAIN_JOURNAL)
);
- #ifdef SQLITE_ENABLE_ATOMIC_WRITE
- rc = sqlite3JournalOpen(
- pVfs, pPager->zJournal, pPager->jfd, flags, jrnlBufferSize(pPager)
- );
- #else
- rc = sqlite3OsOpen(pVfs, pPager->zJournal, pPager->jfd, flags, 0);
- #endif
+
+ /* Verify that the database still has the same name as it did when
+ ** it was originally opened. */
+ rc = databaseIsUnmoved(pPager);
+ if( rc==SQLITE_OK ){
+#ifdef SQLITE_ENABLE_ATOMIC_WRITE
+ rc = sqlite3JournalOpen(
+ pVfs, pPager->zJournal, pPager->jfd, flags, jrnlBufferSize(pPager)
+ );
+#else
+ rc = sqlite3OsOpen(pVfs, pPager->zJournal, pPager->jfd, flags, 0);
+#endif
+ }
}
assert( rc!=SQLITE_OK || isOpen(pPager->jfd) );
}
#define SQLITE_IOERR_MMAP (SQLITE_IOERR | (24<<8))
#define SQLITE_IOERR_GETTEMPPATH (SQLITE_IOERR | (25<<8))
#define SQLITE_IOERR_CONVPATH (SQLITE_IOERR | (26<<8))
-#define SQLITE_IOERR_NODB (SQLITE_IOERR | (27<<8))
#define SQLITE_LOCKED_SHAREDCACHE (SQLITE_LOCKED | (1<<8))
#define SQLITE_BUSY_RECOVERY (SQLITE_BUSY | (1<<8))
#define SQLITE_BUSY_SNAPSHOT (SQLITE_BUSY | (2<<8))
#define SQLITE_READONLY_RECOVERY (SQLITE_READONLY | (1<<8))
#define SQLITE_READONLY_CANTLOCK (SQLITE_READONLY | (2<<8))
#define SQLITE_READONLY_ROLLBACK (SQLITE_READONLY | (3<<8))
+#define SQLITE_READONLY_DBMOVED (SQLITE_READONLY | (4<<8))
#define SQLITE_ABORT_ROLLBACK (SQLITE_ABORT | (2<<8))
#define SQLITE_CONSTRAINT_CHECK (SQLITE_CONSTRAINT | (1<<8))
#define SQLITE_CONSTRAINT_COMMITHOOK (SQLITE_CONSTRAINT | (2<<8))
case SQLITE_IOERR_SEEK: zVal = "SQLITE_IOERR_SEEK"; break;
case SQLITE_IOERR_GETTEMPPATH: zVal = "SQLITE_IOERR_GETTEMPPATH"; break;
case SQLITE_IOERR_CONVPATH: zVal = "SQLITE_IOERR_CONVPATH"; break;
- case SQLITE_IOERR_NODB: zVal = "SQLITE_IOERR_NODB"; break;
+ case SQLITE_READONLY_DBMOVED: zVal = "SQLITE_READONLY_DBMOVED"; break;
case SQLITE_LOCKED_SHAREDCACHE: zVal = "SQLITE_LOCKED_SHAREDCACHE"; break;
case SQLITE_BUSY_RECOVERY: zVal = "SQLITE_BUSY_RECOVERY"; break;
case SQLITE_CANTOPEN_NOTEMPDIR: zVal = "SQLITE_CANTOPEN_NOTEMPDIR"; break;
set testdir [file dirname $argv0]
source $testdir/tester.tcl
+# Create a database file for testing
+#
do_execsql_test pager4-1.1 {
CREATE TABLE t1(a,b,c);
INSERT INTO t1 VALUES(673,'stone','philips');
SELECT * FROM t1;
} {673 stone philips}
+
+# After renaming the database file while it is open, one can still
+# read from the database, but writing returns a READONLY error.
+#
file delete -force test-xyz.db
file rename test.db test-xyz.db
do_catchsql_test pager4-1.2 {
SELECT * FROM t1;
-} {1 {disk I/O error}}
+} {0 {673 stone philips}}
+do_catchsql_test pager4-1.3 {
+ UPDATE t1 SET a=537;
+} {1 {attempt to write a readonly database}}
+
+# Changing the name back clears the READONLY error
+#
+file rename test-xyz.db test.db
+do_catchsql_test pager4-1.4 {
+ SELECT * FROM t1;
+} {0 {673 stone philips}}
+do_catchsql_test pager4-1.5 {
+ UPDATE t1 SET a=537;
+ SELECT * FROM t1;
+} {0 {537 stone philips}}
+
+# We can write to a renamed database if journal_mode=OFF or
+# journal_mode=MEMORY.
+#
+file rename test.db test-xyz.db
+do_catchsql_test pager4-1.6 {
+ PRAGMA journal_mode=OFF;
+ UPDATE t1 SET a=107;
+ SELECT * FROM t1;
+} {0 {off 107 stone philips}}
+do_catchsql_test pager4-1.7 {
+ PRAGMA journal_mode=MEMORY;
+ UPDATE t1 SET b='magpie';
+ SELECT * FROM t1;
+} {0 {memory 107 magpie philips}}
+
+# Any other journal mode gives a READONLY error
+#
+do_catchsql_test pager4-1.8 {
+ PRAGMA journal_mode=DELETE;
+ UPDATE t1 SET c='jaguar';
+} {1 {attempt to write a readonly database}}
+do_catchsql_test pager4-1.9 {
+ PRAGMA journal_mode=TRUNCATE;
+ UPDATE t1 SET c='jaguar';
+} {1 {attempt to write a readonly database}}
+do_catchsql_test pager4-1.10 {
+ PRAGMA journal_mode=PERSIST;
+ UPDATE t1 SET c='jaguar';
+} {1 {attempt to write a readonly database}}
finish_test
projects / thirdparty / sqlite.git / commitdiff
