1 #include <ccan/tdb2/private.h>
3 #include "lock-tracking.h"
4 #include <ccan/tap/tap.h>
7 static ssize_t pwrite_check(int fd, const void *buf, size_t count, off_t offset);
8 static ssize_t write_check(int fd, const void *buf, size_t count);
9 static int ftruncate_check(int fd, off_t length);
11 #define pwrite pwrite_check
12 #define write write_check
13 #define fcntl fcntl_with_lockcheck
14 #define ftruncate ftruncate_check
16 /* There's a malloc inside transaction_setup_recovery, and valgrind complains
17 * when we longjmp and leak it. */
18 #define MAX_ALLOCATIONS 200
19 static void *allocated[MAX_ALLOCATIONS];
21 static void *malloc_noleak(size_t len)
25 for (i = 0; i < MAX_ALLOCATIONS; i++)
27 allocated[i] = malloc(len);
30 diag("Too many allocations!");
34 static void *realloc_noleak(void *p, size_t size)
38 for (i = 0; i < MAX_ALLOCATIONS; i++) {
39 if (allocated[i] == p) {
40 return allocated[i] = realloc(p, size);
43 diag("Untracked realloc!");
47 static void free_noleak(void *p)
51 /* We don't catch asprintf, so don't complain if we miss one. */
52 for (i = 0; i < MAX_ALLOCATIONS; i++) {
53 if (allocated[i] == p) {
61 static void free_all(void)
65 for (i = 0; i < MAX_ALLOCATIONS; i++) {
71 #define malloc malloc_noleak
72 #define free free_noleak
73 #define realloc realloc_noleak
75 #include "tdb2-source.h"
89 #include "external-agent.h"
92 static bool in_transaction;
93 static int target, current;
94 static jmp_buf jmpbuf;
95 #define TEST_DBNAME "run-57-die-during-transaction.tdb"
96 #define KEY_STRING "helloworld"
98 static void maybe_die(int fd)
100 if (in_transaction && current++ == target) {
105 static ssize_t pwrite_check(int fd,
106 const void *buf, size_t count, off_t offset)
112 ret = pwrite(fd, buf, count, offset);
120 static ssize_t write_check(int fd, const void *buf, size_t count)
126 ret = write(fd, buf, count);
134 static int ftruncate_check(int fd, off_t length)
140 ret = ftruncate(fd, length);
146 static bool test_death(enum operation op, struct agent *agent, int flags)
148 struct tdb_context *tdb = NULL;
150 enum agent_return ret;
151 int needed_recovery = 0;
153 current = target = 0;
156 tdb = tdb_open(TEST_DBNAME, flags|TDB_NOMMAP,
157 O_CREAT|O_TRUNC|O_RDWR, 0600, &tap_log_attr);
159 diag("Failed opening TDB: %s", strerror(errno));
163 if (setjmp(jmpbuf) != 0) {
164 /* We're partway through. Simulate our death. */
165 close(tdb->file->fd);
167 in_transaction = false;
169 ret = external_agent_operation(agent, NEEDS_RECOVERY, "");
172 else if (ret != FAILED) {
173 diag("Step %u agent NEEDS_RECOVERY = %s", current,
174 agent_return_name(ret));
178 ret = external_agent_operation(agent, op, KEY_STRING);
179 if (ret != SUCCESS) {
180 diag("Step %u op %s failed = %s", current,
182 agent_return_name(ret));
186 ret = external_agent_operation(agent, NEEDS_RECOVERY, "");
188 diag("Still needs recovery after step %u = %s",
189 current, agent_return_name(ret));
193 ret = external_agent_operation(agent, CHECK, "");
194 if (ret != SUCCESS) {
195 diag("Step %u check failed = %s", current,
196 agent_return_name(ret));
200 ret = external_agent_operation(agent, CLOSE, "");
201 if (ret != SUCCESS) {
202 diag("Step %u close failed = %s", current,
203 agent_return_name(ret));
207 /* Suppress logging as this tries to use closed fd. */
208 suppress_logging = true;
209 suppress_lockcheck = true;
211 suppress_logging = false;
212 suppress_lockcheck = false;
219 /* Put key for agent to fetch. */
220 key = tdb_mkdata(KEY_STRING, strlen(KEY_STRING));
221 if (tdb_store(tdb, key, key, TDB_INSERT) != 0)
224 /* This is the key we insert in transaction. */
227 ret = external_agent_operation(agent, OPEN, TEST_DBNAME);
229 errx(1, "Agent failed to open: %s", agent_return_name(ret));
231 ret = external_agent_operation(agent, FETCH, KEY_STRING);
233 errx(1, "Agent failed find key: %s", agent_return_name(ret));
235 in_transaction = true;
236 if (tdb_transaction_start(tdb) != 0)
239 if (tdb_store(tdb, key, key, TDB_INSERT) != 0)
242 if (tdb_transaction_commit(tdb) != 0)
245 in_transaction = false;
248 diag("Completed %u runs", current);
250 ret = external_agent_operation(agent, CLOSE, "");
251 if (ret != SUCCESS) {
252 diag("Step %u close failed = %s", current,
253 agent_return_name(ret));
257 ok1(needed_recovery);
258 ok1(locking_errors == 0);
259 ok1(forget_locking() == 0);
264 int main(int argc, char *argv[])
266 enum operation ops[] = { FETCH, STORE, TRANSACTION_START };
271 unlock_callback = maybe_die;
273 agent = prepare_external_agent();
275 err(1, "preparing agent");
277 for (flags = TDB_DEFAULT; flags <= TDB_VERSION1; flags += TDB_VERSION1) {
278 for (i = 0; i < sizeof(ops)/sizeof(ops[0]); i++) {
279 diag("Testing %s after death", operation_name(ops[i]));
280 ok1(test_death(ops[i], agent, flags));
284 free_external_agent(agent);
285 return exit_status();