diff options
Diffstat (limited to 'lib/ntdb/test/run-remap-in-read_traverse.c')
-rw-r--r-- | lib/ntdb/test/run-remap-in-read_traverse.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/lib/ntdb/test/run-remap-in-read_traverse.c b/lib/ntdb/test/run-remap-in-read_traverse.c new file mode 100644 index 0000000000..2d817c2d73 --- /dev/null +++ b/lib/ntdb/test/run-remap-in-read_traverse.c @@ -0,0 +1,57 @@ +#include "ntdb-source.h" +/* We had a bug where we marked the ntdb read-only for a ntdb_traverse_read. + * If we then expanded the ntdb, we would remap read-only, and later SEGV. */ +#include "tap-interface.h" +#include "external-agent.h" +#include "logging.h" + +static bool file_larger(int fd, ntdb_len_t size) +{ + struct stat st; + + fstat(fd, &st); + return st.st_size != size; +} + +static unsigned add_records_to_grow(struct agent *agent, int fd, ntdb_len_t size) +{ + unsigned int i; + + for (i = 0; !file_larger(fd, size); i++) { + char data[20]; + sprintf(data, "%i", i); + if (external_agent_operation(agent, STORE, data) != SUCCESS) + return 0; + } + diag("Added %u records to grow file", i); + return i; +} + +int main(int argc, char *argv[]) +{ + unsigned int i; + struct agent *agent; + struct ntdb_context *ntdb; + NTDB_DATA d = ntdb_mkdata("hello", 5); + const char filename[] = "run-remap-in-read_traverse.ntdb"; + + plan_tests(4); + + agent = prepare_external_agent(); + + ntdb = ntdb_open(filename, NTDB_DEFAULT, + O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr); + + ok1(external_agent_operation(agent, OPEN, filename) == SUCCESS); + i = add_records_to_grow(agent, ntdb->file->fd, ntdb->file->map_size); + + /* Do a traverse. */ + ok1(ntdb_traverse(ntdb, NULL, NULL) == i); + + /* Now store something! */ + ok1(ntdb_store(ntdb, d, d, NTDB_INSERT) == 0); + ok1(tap_log_messages == 0); + ntdb_close(ntdb); + free_external_agent(agent); + return exit_status(); +} |