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Update dbfuzz2 to set a maximum database size of 100MiB by default, but

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with the new --max-db-size N option to change that limit.

FossilOrigin-Name: 21d6bb78ef2979d011b917d2d6519d7cd0009fcad83ed23ab2e9a5e02d8e51ab
This commit is contained in:
drh 2019-01-22 16:11:31 +00:00
parent 6ca644818b
commit 178edcd774
3 changed files with 21 additions and 7 deletions
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12
manifest
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@ -1,5 +1,5 @@
C Enhancements\sto\sdeserialize:\s(1)\sAdd\sthe\sSQLITE_FCNTL_SIZE_LIMIT\sfile\scontrol\nto\sset\sa\smaximum\ssize\sfor\san\sin-memory\sdatabase,\sdefaulting\sto\s\nSQLITE_MEMDB_DEFAULT_MAXSIZE\sor\s1GiB.\s\s(2)\sHonor\sthe\sSQLITE_DESERIALIZE_READONLY\nflag.\s(3)\sEnhance\sthe\sTCL\sinterface\sto\ssupport\s-maxsize\sN\sand\s-readonly\sBOOLEAN.\n(4)\sAdd\sthe\s--maxsize\soption\sto\sthe\s".open"\scommand\sand\son\sthe\scommand-line\sfor\nthe\sCLI.
D 2019-01-22T16:06:20.120
C Update\sdbfuzz2\sto\sset\sa\smaximum\sdatabase\ssize\sof\s100MiB\sby\sdefault,\sbut\nwith\sthe\snew\s--max-db-size\sN\soption\sto\schange\sthat\slimit.
D 2019-01-22T16:11:31.841
F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
F Makefile.in 0e7c107ebcaff26681bc5bcf017557db85aa828d6f7fd652d748b7a78072c298
@ -783,7 +783,7 @@ F test/date2.test 74c234bece1b016e94dd4ef9c8cc7a199a8806c0e2291cab7ba64bace6350b
F test/dbfuzz.c 73047c920d6210e5912c87cdffd9a1c281d4252e
F test/dbfuzz001.test 5659cbbc01e38678c119c8a58071cac59d0d6c71837a385f3d1838012f12e1e1
F test/dbfuzz2-seed1.db e6225c6f3d7b63f9c5b6867146a5f329d997ab105bee64644dc2b3a2f2aebaee
F test/dbfuzz2.c 849f0c48a3f0b637cc67e98792fe7a3f253e5b393b1b6e30e265353643d605df
F test/dbfuzz2.c ffd2d85cab49936959b8ee6073498bcb827d5670c7286e4b40b06e433b32a94a
F test/dbpage.test 650234ba683b9d82b899c6c51439819787e7609f17a0cc40e0080a7b6443bc38
F test/dbstatus.test cd83aa623b8aab477269bc94cf8aa90c1e195a144561dd04a1620770aaa8524e
F test/dbstatus2.test f5fe0afed3fa45e57cfa70d1147606c20d2ba23feac78e9a172f2fe8ab5b78ef
@ -1801,7 +1801,7 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
P e148cdad35520e6684cfeba23b003f60b55f83a6bf621aff16be8aa5612cdcee
R 9d6d2798c27f659933ba85e19f8b3d4e
P 30f08d58882819a69e353bcc1b6b349664bbfbe00aa1c115ba44a9fd899fcc5b
R c0a93c2de998a25ade80e52d3493d401
U drh
Z aaf32ec586902c86687ff793f750210d
Z e95af0696f8de39c19179e79f984dce6

2
manifest.uuid
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@ -1 +1 @@
30f08d58882819a69e353bcc1b6b349664bbfbe00aa1c115ba44a9fd899fcc5b
21d6bb78ef2979d011b917d2d6519d7cd0009fcad83ed23ab2e9a5e02d8e51ab

14
test/dbfuzz2.c
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@ -69,6 +69,9 @@ int eVerbosity = 0;
/* True to activate PRAGMA vdbe_debug=on */
static int bVdbeDebug = 0;
/* Maximum size of the in-memory database file */
static sqlite3_int64 szMax = 104857600;
/* libFuzzer invokes this routine with fuzzed database files (in aData).
** This routine run SQLite against the malformed database to see if it
** can provoke a failure or malfunction.
@ -78,6 +81,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *aData, size_t nByte){
sqlite3 *db;
int rc;
int i;
sqlite3_int64 x;
if( eVerbosity>=1 ){
printf("************** nByte=%d ***************\n", (int)nByte);
@ -92,6 +96,8 @@ int LLVMFuzzerTestOneInput(const uint8_t *aData, size_t nByte){
sqlite3_deserialize(db, "main", a, nByte, nByte,
SQLITE_DESERIALIZE_RESIZEABLE |
SQLITE_DESERIALIZE_FREEONCLOSE);
x = szMax;
sqlite3_file_control(db, "main", SQLITE_FCNTL_SIZE_LIMIT, &x);
if( bVdbeDebug ){
sqlite3_exec(db, "PRAGMA vdbe_debug=ON", 0, 0, 0);
}
@ -150,6 +156,14 @@ int LLVMFuzzerInitialize(int *pArgc, char ***pArgv){
bVdbeDebug = 1;
continue;
}
if( strcmp(z,"max-db-size")==0 ){
if( i+1==argc ){
fprintf(stderr, "missing argument to %s\n", argv[i]);
exit(1);
}
szMax = strtol(argv[++i], 0, 0);
continue;
}
if( strcmp(z,"max-stack")==0
|| strcmp(z,"max-data")==0
|| strcmp(z,"max-as")==0