cory/tildefriends
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Trying to understand / work around sql logic errors.

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git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@4015 ed5197a5-7fde-0310-b194-c3ffbd925b24
This commit is contained in:
Cory McWilliams 2022-10-21 23:30:22 +00:00
parent 54ebd0e643
commit 6a4559c580
2 changed files with 21 additions and 7 deletions
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4
Makefile
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@ -202,8 +202,8 @@ $(SQLITE_OBJS): CFLAGS += \
-DSQLITE_MAX_LENGTH=5242880 \
-DSQLITE_MAX_SQL_LENGTH=100000 \
-DSQLITE_MAX_COLUMN=100 \
-DSQLITE_MAX_EXPR_DEPTH=20 \
-DSQLITE_MAX_COMPOUND_SELECT=3 \
-DSQLITE_MAX_EXPR_DEPTH=40 \
-DSQLITE_MAX_COMPOUND_SELECT=300 \
-DSQLITE_MAX_VDBE_OP=25000 \
-DSQLITE_MAX_FUNCTION_ARG=8 \
-DSQLITE_MAX_ATTACHED=0 \

24
src/ssb.db.c
View File

@ -163,6 +163,9 @@ void tf_ssb_db_init(tf_ssb_t* ssb)
_tf_ssb_db_exec(db, "DROP TRIGGER IF EXISTS messages_ad_refs");
_tf_ssb_db_exec(db, "CREATE TRIGGER IF NOT EXISTS messages_ad_refs AFTER DELETE ON messages BEGIN DELETE FROM messages_refs WHERE messages_refs.message = old.id; END");
_tf_ssb_db_exec(db, "CREATE INDEX IF NOT EXISTS messages_refs_message_idx ON messages_refs (message)");
_tf_ssb_db_exec(db, "CREATE INDEX IF NOT EXISTS messages_refs_ref_idx ON messages_refs (ref)");
bool need_add_sequence_before_author = true;
bool need_convert_timestamp_to_real = false;
@ -612,29 +615,40 @@ static JSValue _tf_ssb_sqlite_row_to_json(JSContext* context, sqlite3_stmt* row)
static int _tf_ssb_sqlite_authorizer(void* user_data, int action_code, const char* arg0, const char* arg1, const char* arg2, const char* arg3)
{
int result = SQLITE_DENY;
switch (action_code)
{
case SQLITE_SELECT:
case SQLITE_FUNCTION:
return SQLITE_OK;
result = SQLITE_OK;
break;
case SQLITE_READ:
return (
result = (
strcmp(arg0, "blob_wants") == 0 ||
strcmp(arg0, "json_each") == 0 ||
strcmp(arg0, "messages") == 0 ||
strcmp(arg0, "messages_fts") == 0 ||
strcmp(arg0, "messages_fts_idx") == 0 ||
strcmp(arg0, "messages_refs") == 0 ||
strcmp(arg0, "messages_refs_message_idx") == 0 ||
strcmp(arg0, "messages_refs_ref_idx") == 0 ||
strcmp(arg0, "sqlite_master") == 0 ||
false)
? SQLITE_OK : SQLITE_DENY;
break;
case SQLITE_PRAGMA:
return strcmp(arg0, "data_version") == 0 ? SQLITE_OK : SQLITE_DENY;
result = strcmp(arg0, "data_version") == 0 ? SQLITE_OK : SQLITE_DENY;
break;
case SQLITE_UPDATE:
return strcmp(arg0, "sqlite_master") == 0 ? SQLITE_OK : SQLITE_DENY;
result = strcmp(arg0, "sqlite_master") == 0 ? SQLITE_OK : SQLITE_DENY;
break;
}
return SQLITE_DENY;
if (result != SQLITE_OK)
{
printf("Denying sqlite access to %d %s %s %s %s\n", action_code, arg0, arg1, arg2, arg3);
fflush(stdout);
}
return result;
}
JSValue tf_ssb_db_visit_query(tf_ssb_t* ssb, const char* query, const JSValue binds, void (*callback)(JSValue row, void* user_data), void* user_data)