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Add validation for WAL segment size in pg_control.

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This serves as an additional sanity check to be sure the pg_control format is as expected. The field is useful for being near the end and containing a limited number of discrete values.
This commit is contained in:
David Steele
2024-03-10 16:17:50 +13:00
parent 63541b2273
commit 960b43589d
4 changed files with 54 additions and 1 deletions
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25
test/src/module/postgres/interfaceTest.c
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@@ -127,6 +127,31 @@ testRun(void)
pgControlFromFile(storageTest, NULL), FormatError,
"wal segment size is 1048576 but must be 16777216 for PostgreSQL <= 10");
// -------------------------------------------------------------------------------------------------------------------------
HRN_PG_CONTROL_PUT(storageTest, PG_VERSION_11, .walSegmentSize = UINT_MAX); // UINT_MAX forces size to 0
TEST_ERROR(
pgControlFromFile(storageTest, NULL), FormatError,
"wal segment size is 0 but must be a power of two between 1048576 and 1073741824 inclusive");
HRN_PG_CONTROL_PUT(storageTest, PG_VERSION_11, .walSegmentSize = 1);
TEST_ERROR(
pgControlFromFile(storageTest, NULL), FormatError,
"wal segment size is 1 but must be a power of two between 1048576 and 1073741824 inclusive");
HRN_PG_CONTROL_PUT(storageTest, PG_VERSION_11, .walSegmentSize = 47);
TEST_ERROR(
pgControlFromFile(storageTest, NULL), FormatError,
"wal segment size is 47 but must be a power of two between 1048576 and 1073741824 inclusive");
HRN_PG_CONTROL_PUT(storageTest, PG_VERSION_11, .walSegmentSize = (unsigned int)2 * 1024 * 1024 * 1024);
TEST_ERROR(
pgControlFromFile(storageTest, NULL), FormatError,
"wal segment size is 2147483648 but must be a power of two between 1048576 and 1073741824 inclusive");
// -------------------------------------------------------------------------------------------------------------------------
HRN_PG_CONTROL_PUT(storageTest, PG_VERSION_95, .pageSize = 64 * 1024);