diff options
Diffstat (limited to 'lib/tdb2/test/run-tdb1-incompatible.c')
| -rw-r--r-- | lib/tdb2/test/run-tdb1-incompatible.c | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/lib/tdb2/test/run-tdb1-incompatible.c b/lib/tdb2/test/run-tdb1-incompatible.c new file mode 100644 index 0000000000..ed3181a9b5 --- /dev/null +++ b/lib/tdb2/test/run-tdb1-incompatible.c @@ -0,0 +1,178 @@ +#include "tdb2-source.h" +#include <ccan/tap/tap.h> +#include <stdlib.h> +#include <err.h> + +static unsigned int tdb1_dumb_hash(TDB1_DATA *key) +{ + return key->dsize; +} + +static void log_fn(struct tdb1_context *tdb, enum tdb1_debug_level level, const char *fmt, ...) +{ + unsigned int *count = tdb1_get_logging_private(tdb); + if (strstr(fmt, "hash")) + (*count)++; +} + +static unsigned int hdr_rwlocks(const char *fname) +{ + struct tdb1_header hdr; + + int fd = open(fname, O_RDONLY); + if (fd == -1) + return -1; + + if (read(fd, &hdr, sizeof(hdr)) != sizeof(hdr)) + return -1; + + close(fd); + return hdr.rwlocks; +} + +int main(int argc, char *argv[]) +{ + struct tdb1_context *tdb; + unsigned int log_count, flags; + TDB1_DATA d; + struct tdb1_logging_context log_ctx = { log_fn, &log_count }; + + plan_tests(38 * 2); + + for (flags = 0; flags <= TDB1_CONVERT; flags += TDB1_CONVERT) { + unsigned int rwmagic = TDB1_HASH_RWLOCK_MAGIC; + + if (flags & TDB1_CONVERT) + tdb1_convert(&rwmagic, sizeof(rwmagic)); + + /* Create an old-style hash. */ + log_count = 0; + tdb = tdb1_open_ex("run-incompatible.tdb", 0, flags, + O_CREAT|O_RDWR|O_TRUNC, 0600, &log_ctx, + NULL); + ok1(tdb); + ok1(log_count == 0); + d.dptr = (void *)"Hello"; + d.dsize = 5; + ok1(tdb1_store(tdb, d, d, TDB1_INSERT) == 0); + tdb1_close(tdb); + + /* Should not have marked rwlocks field. */ + ok1(hdr_rwlocks("run-incompatible.tdb") == 0); + + /* We can still open any old-style with incompat flag. */ + log_count = 0; + tdb = tdb1_open_ex("run-incompatible.tdb", 0, + TDB1_INCOMPATIBLE_HASH, + O_RDWR, 0600, &log_ctx, NULL); + ok1(tdb); + ok1(log_count == 0); + d = tdb1_fetch(tdb, d); + ok1(d.dsize == 5); + free(d.dptr); + ok1(tdb1_check(tdb, NULL, NULL) == 0); + tdb1_close(tdb); + + log_count = 0; + tdb = tdb1_open_ex("test/jenkins-le-hash.tdb1", 0, 0, O_RDONLY, + 0, &log_ctx, tdb1_jenkins_hash); + ok1(tdb); + ok1(log_count == 0); + ok1(tdb1_check(tdb, NULL, NULL) == 0); + tdb1_close(tdb); + + log_count = 0; + tdb = tdb1_open_ex("test/jenkins-be-hash.tdb1", 0, 0, O_RDONLY, + 0, &log_ctx, tdb1_jenkins_hash); + ok1(tdb); + ok1(log_count == 0); + ok1(tdb1_check(tdb, NULL, NULL) == 0); + tdb1_close(tdb); + + /* OK, now create with incompatible flag, default hash. */ + log_count = 0; + tdb = tdb1_open_ex("run-incompatible.tdb", 0, + flags|TDB1_INCOMPATIBLE_HASH, + O_CREAT|O_RDWR|O_TRUNC, 0600, &log_ctx, + NULL); + ok1(tdb); + ok1(log_count == 0); + d.dptr = (void *)"Hello"; + d.dsize = 5; + ok1(tdb1_store(tdb, d, d, TDB1_INSERT) == 0); + tdb1_close(tdb); + + /* Should have marked rwlocks field. */ + ok1(hdr_rwlocks("run-incompatible.tdb") == rwmagic); + + /* Cannot open with old hash. */ + log_count = 0; + tdb = tdb1_open_ex("run-incompatible.tdb", 0, 0, + O_RDWR, 0600, &log_ctx, tdb1_old_hash); + ok1(!tdb); + ok1(log_count == 1); + + /* Can open with jenkins hash. */ + log_count = 0; + tdb = tdb1_open_ex("run-incompatible.tdb", 0, 0, + O_RDWR, 0600, &log_ctx, tdb1_jenkins_hash); + ok1(tdb); + ok1(log_count == 0); + d = tdb1_fetch(tdb, d); + ok1(d.dsize == 5); + free(d.dptr); + ok1(tdb1_check(tdb, NULL, NULL) == 0); + tdb1_close(tdb); + + /* Can open by letting it figure it out itself. */ + log_count = 0; + tdb = tdb1_open_ex("run-incompatible.tdb", 0, 0, + O_RDWR, 0600, &log_ctx, NULL); + ok1(tdb); + ok1(log_count == 0); + d.dptr = (void *)"Hello"; + d.dsize = 5; + d = tdb1_fetch(tdb, d); + ok1(d.dsize == 5); + free(d.dptr); + ok1(tdb1_check(tdb, NULL, NULL) == 0); + tdb1_close(tdb); + + /* We can also use incompatible hash with other hashes. */ + log_count = 0; + tdb = tdb1_open_ex("run-incompatible.tdb", 0, + flags|TDB1_INCOMPATIBLE_HASH, + O_CREAT|O_RDWR|O_TRUNC, 0600, &log_ctx, + tdb1_dumb_hash); + ok1(tdb); + ok1(log_count == 0); + d.dptr = (void *)"Hello"; + d.dsize = 5; + ok1(tdb1_store(tdb, d, d, TDB1_INSERT) == 0); + tdb1_close(tdb); + + /* Should have marked rwlocks field. */ + ok1(hdr_rwlocks("run-incompatible.tdb") == rwmagic); + + /* It should not open if we don't specify. */ + log_count = 0; + tdb = tdb1_open_ex("run-incompatible.tdb", 0, 0, O_RDWR, 0, + &log_ctx, NULL); + ok1(!tdb); + ok1(log_count == 1); + + /* Should reopen with correct hash. */ + log_count = 0; + tdb = tdb1_open_ex("run-incompatible.tdb", 0, 0, O_RDWR, 0, + &log_ctx, tdb1_dumb_hash); + ok1(tdb); + ok1(log_count == 0); + d = tdb1_fetch(tdb, d); + ok1(d.dsize == 5); + free(d.dptr); + ok1(tdb1_check(tdb, NULL, NULL) == 0); + tdb1_close(tdb); + } + + return exit_status(); +} |