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Overview
| Comment: | When parsing the schema, check for duplicate index root page numbers before adding the index to the schema hash table. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: | 6b360bc0b9ad18ccda9d58d43a8388d1 |
| User & Date: | dan 2019-01-30 19:12:13 |
Context
|
2019-01-30
| ||
| 19:50 | Change the error message slightly for when two or more indexes have the same rootpage. check-in: 916c52da user: drh tags: trunk | |
| 19:12 | When parsing the schema, check for duplicate index root page numbers before adding the index to the schema hash table. check-in: 6b360bc0 user: dan tags: trunk | |
| 18:47 | Add test case for the previous commit. check-in: 197edb23 user: dan tags: trunk | |
Changes
Changes to src/build.c.
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** in-memory database structures.
*/
assert( pParse->nErr==0 );
if( db->init.busy ){
Index *p;
assert( !IN_SPECIAL_PARSE );
assert( sqlite3SchemaMutexHeld(db, 0, pIndex->pSchema) );
p = sqlite3HashInsert(&pIndex->pSchema->idxHash,
pIndex->zName, pIndex);
if( p ){
assert( p==pIndex ); /* Malloc must have failed */
sqlite3OomFault(db);
goto exit_create_index;
}
db->mDbFlags |= DBFLAG_SchemaChange;
if( pTblName!=0 ){
pIndex->tnum = db->init.newTnum;
if( sqlite3IndexHasDuplicateRootPage(pIndex) ){
sqlite3ErrorMsg(pParse, "invalid root page");
pParse->rc = SQLITE_CORRUPT_BKPT;
goto exit_create_index;
}
}
}
/* If this is the initial CREATE INDEX statement (or CREATE TABLE if the
** index is an implied index for a UNIQUE or PRIMARY KEY constraint) then
** emit code to allocate the index rootpage on disk and make an entry for
** the index in the sqlite_master table and populate the index with
** content. But, do not do this if we are simply reading the sqlite_master
|
> > > > > > > > < < < < < < < < |
3483 3484 3485 3486 3487 3488 3489 3490 3491 3492 3493 3494 3495 3496 3497 3498 3499 3500 3501 3502 3503 3504 3505 3506 3507 3508 3509 3510 3511 3512 |
** in-memory database structures.
*/
assert( pParse->nErr==0 );
if( db->init.busy ){
Index *p;
assert( !IN_SPECIAL_PARSE );
assert( sqlite3SchemaMutexHeld(db, 0, pIndex->pSchema) );
if( pTblName!=0 ){
pIndex->tnum = db->init.newTnum;
if( sqlite3IndexHasDuplicateRootPage(pIndex) ){
sqlite3ErrorMsg(pParse, "invalid root page");
pParse->rc = SQLITE_CORRUPT_BKPT;
goto exit_create_index;
}
}
p = sqlite3HashInsert(&pIndex->pSchema->idxHash,
pIndex->zName, pIndex);
if( p ){
assert( p==pIndex ); /* Malloc must have failed */
sqlite3OomFault(db);
goto exit_create_index;
}
db->mDbFlags |= DBFLAG_SchemaChange;
}
/* If this is the initial CREATE INDEX statement (or CREATE TABLE if the
** index is an implied index for a UNIQUE or PRIMARY KEY constraint) then
** emit code to allocate the index rootpage on disk and make an entry for
** the index in the sqlite_master table and populate the index with
** content. But, do not do this if we are simply reading the sqlite_master
|
Changes to test/corruptL.test.
624 625 626 627 628 629 630 631 632 |
do_catchsql_test 6.1 {
BEGIN;
INSERT INTO t1(b) VALUES(1);
INSERT INTO t1(b) VALUES(2);
COMMIT;
} {1 {malformed database schema (t1b) - invalid root page}}
finish_test
|
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624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 |
do_catchsql_test 6.1 {
BEGIN;
INSERT INTO t1(b) VALUES(1);
INSERT INTO t1(b) VALUES(2);
COMMIT;
} {1 {malformed database schema (t1b) - invalid root page}}
#-------------------------------------------------------------------------
reset_db
do_test 7.0 {
sqlite3 db {}
db deserialize [decode_hexdb {
| size 20480 pagesize 4096 filename crash-8391315d75edff.db
| page 1 offset 0
| 0: 53 51 4c 69 74 65 20 66 6f 72 6d 61 74 20 33 00 SQLite format 3.
| 16: 10 00 01 01 00 40 20 20 00 00 00 00 00 00 00 05 .....@ ........
| 32: 00 00 00 00 00 00 00 00 00 00 00 05 00 00 00 04 ................
| 48: 00 00 00 00 00 00 00 00 00 00 00 01 00 00 00 00 ................
| 96: 00 00 00 00 0d 00 00 00 05 0e 55 00 0f 74 0f 3c ..........U..t.<
| 112: 0e f9 0e d1 0e 55 00 00 00 00 00 00 00 00 00 00 .....U..........
| 3664: 00 00 00 00 00 7a 05 07 15 11 11 08 81 63 76 69 .....z.......cvi
| 3680: 65 77 76 31 76 31 43 52 45 41 54 45 20 56 49 45 ewv1v1CREATE VIE
| 3696: 57 20 76 31 28 78 2c 69 29 20 41 53 0a 53 45 4c W v1(x,i) AS.SEL
| 3712: 45 43 54 20 74 31 2e 62 2c 74 32 2e 62 20 46 52 ECT t1.b,t2.b FR
| 3728: 4f 4d 20 74 31 2c 74 32 20 57 48 45 52 45 20 74 OM t1,t2 WHERE t
| 3744: 31 2e 61 3d 74 32 2e 61 20 47 52 4f 55 50 20 42 1.a=t2.a GROUP B
| 3760: 59 20 31 20 48 41 56 49 4e 47 20 74 32 2e 63 20 Y 1 HAVING t2.c
| 3776: 4e 4f 54 20 4e 55 4c 4c 0a 4c 49 4d 49 54 20 31 NOT NULL.LIMIT 1
| 3792: 30 26 04 06 17 11 11 01 39 74 61 62 6c 65 74 32 0&......9tablet2
| 3808: 74 32 05 43 52 45 41 54 45 20 54 41 42 4c 45 20 t2.CREATE TABLE
| 3824: 74 32 28 61 2c 62 2c 63 29 41 03 06 17 15 11 01 t2(a,b,c)A......
| 3840: 6b 69 6e 64 65 78 74 31 78 31 74 31 03 43 52 45 kindext1x1t1.CRE
| 3856: 41 54 45 20 49 4e 44 45 58 20 74 31 78 31 20 4f ATE INDEX t1x1 O
| 3872: 4e 20 74 31 28 64 29 20 57 48 45 52 45 20 65 65 N t1(d) WHERE ee
| 3888: 20 49 53 20 4e 4f 54 20 4e 55 4c 4c 36 02 06 17 IS NOT NULL6...
| 3904: 17 11 01 53 69 6e 64 65 78 74 31 61 62 63 74 31 ...Sindext1abct1
| 3920: 03 43 52 45 41 54 45 20 49 4e 44 45 58 20 74 31 .CREATE INDEX t1
| 3936: 61 62 63 20 4f 4e 20 74 31 28 61 2c 62 2c 63 2b abc ON t1(a,b,c+
| 3952: 64 2b 65 29 81 09 01 07 17 11 11 01 81 7d 74 61 d+e)..........ta
| 3968: 62 6c 65 74 31 74 31 02 43 52 45 41 54 45 20 54 blet1t1.CREATE T
| 3984: 41 42 4c 45 20 74 31 28 61 2c 62 2c 63 2c 64 2c ABLE t1(a,b,c,d,
| 4000: 65 2c 66 2c 67 2c 68 2c 6a 2c 6a 6a 2c 6a 6a 6a e,f,g,h,j,jj,jjj
| 4016: 2c 6b 2c 61 61 2c 62 69 8c 63 63 2c 64 64 2c 65 ,k,aa,bi.cc,dd,e
| 4032: 65 20 44 45 46 41 55 4c 54 20 33 2e 31 34 2c 0a e DEFAULT 3.14,.
| 4048: 66 66 20 44 45 46 41 55 4c 54 28 27 68 69 63 63 ff DEFAULT('hicc
| 4064: 75 70 27 29 2c 67 67 20 4e 4f 54 20 4e 55 4c 4c up'),gg NOT NULL
| 4080: 20 44 45 46 41 55 4c 54 28 66 61 6c 73 65 29 29 DEFAULT(false))
| page 2 offset 4096
| 0: 0d 00 00 00 0a 0e 7b 00 0f dc 0f b6 0f 8f 0f 68 ...............h
| 16: 0f 41 0f 1a 0e f3 0e cb 0e a3 0e 22 00 00 00 00 .A..............
| 3696: 00 00 00 00 00 00 00 00 00 00 00 26 0a 14 01 01 ...........&....
| 3712: 02 08 00 00 00 00 00 00 00 00 00 00 00 00 07 19 ................
| 3728: 08 09 5a 00 b4 40 09 1e b8 51 eb 95 1f 68 69 63 ..Z..@...Q...hic
| 3744: 63 75 70 26 09 14 01 01 02 08 00 00 00 00 00 00 cup&............
| 3760: 00 00 00 00 00 00 07 19 08 08 50 00 a0 40 09 1e ..........P..@..
| 3776: b8 51 eb 85 1f 68 69 63 63 74 70 26 08 14 01 01 .Q...hicctp&....
| 3792: 03 08 00 00 00 00 00 00 00 00 00 00 00 00 07 19 ................
| 3808: 08 07 46 00 8c 40 09 1e b8 51 eb 85 1f 68 69 63 ..F..@...Q...hic
| 3824: 63 75 70 25 07 14 01 01 01 08 00 00 00 00 00 00 cup%............
| 3840: 00 00 00 00 00 10 07 19 08 06 3c 78 40 09 1e b8 ..........<x@...
| 3856: 51 eb 85 1f 68 69 63 63 75 70 25 06 14 01 01 01 Q...hiccup%.....
| 3872: 08 00 00 00 00 00 00 00 00 00 00 00 00 07 19 08 ................
| 3888: 05 32 64 40 09 1e b8 51 eb 85 1f 68 69 63 63 75 .2d@...Q...hiccu
| 3904: 70 25 05 14 01 01 01 08 00 00 00 00 00 00 00 00 p%..............
| 3920: 00 00 00 00 07 19 08 04 28 50 40 09 1e b8 51 eb ........(P@...Q.
| 3936: 85 1f 68 69 63 63 75 70 25 04 14 01 00 f1 08 00 ..hiccup%.......
| 3952: 00 00 00 00 00 00 00 00 00 00 00 07 19 08 03 1e ................
| 3968: 3c 40 09 1e b8 51 eb 85 1f 68 69 63 63 75 70 25 <@...Q...hiccup%
| 3984: 03 14 01 01 01 08 00 00 00 00 00 00 00 00 00 00 ................
| 4000: 00 00 07 19 08 02 14 28 40 09 1e b8 51 eb 85 1f .......(@...Q...
| 4016: 68 69 63 63 75 70 24 02 14 09 01 01 08 00 00 00 hiccup$.........
| 4032: 00 00 00 00 00 00 00 00 00 07 19 08 0a 14 40 09 ..............@.
| 4048: 1e b8 51 eb 85 1f 68 69 63 63 75 70 22 01 14 08 ..Q...hiccup....
| 4064: 08 08 08 00 00 00 00 00 00 00 00 00 00 00 00 07 ................
| 4080: 19 08 40 09 1e b8 51 eb 85 1f 68 69 63 63 75 70 ..@...Q...hiccup
| page 3 offset 8192
| 0: 0a 00 00 00 0a 0f aa 00 0f fa 0f f2 0f e9 0f e0 ................
| 16: 0f d7 0f ce 0f c5 0f bc 0f b3 0f aa 00 00 00 00 ................
| 4000: 00 00 00 00 00 00 00 00 00 00 08 05 01 01 00 01 ................
| 4016: 09 5a 0a d8 05 01 01 00 01 08 50 09 08 05 01 01 .Z........P.....
| 4032: 00 01 07 46 08 08 05 01 01 00 01 06 3c 07 08 05 ...F........<...
| 4048: 01 01 00 01 05 32 06 08 05 01 01 00 01 04 28 05 .....2........(.
| 4064: 08 05 01 02 60 01 03 1e 04 08 05 01 01 00 01 02 ....`...........
| 4080: 14 03 07 05 09 01 00 01 0a 02 05 05 08 08 00 09 ................
| page 4 offset 12288
| 0: 0a 00 00 00 0a 0f cf 00 0f fc 0f f7 0f f2 0f ed ................
| 16: 0f e8 0f e3 0f de 0f d9 0f d4 0f cf 00 00 00 00 ................
| 4032: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 04 ................
| 4048: 03 08 01 0a 04 03 08 01 09 04 03 08 01 08 04 03 ................
| 4064: 08 01 07 04 03 08 01 06 04 03 08 01 05 04 03 08 ................
| 4080: 01 04 04 03 08 01 03 04 03 08 01 02 03 03 08 09 ................
| page 5 offset 16384
| 0: 0d 00 00 00 00 10 00 00 00 00 00 00 00 00 00 00 ................
| end crash-8391315d75edff.db
}]} {}
do_catchsql_test 7.1 {
SELECT * FROM sqlite_master;
} {1 {malformed database schema (t1x1) - invalid root page}}
finish_test
|