1 #define _XOPEN_SOURCE 500
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 free_noleak(void *p)
38 /* We don't catch realloc, so don't care if we miss one. */
39 for (i = 0; i < MAX_ALLOCATIONS; i++) {
40 if (allocated[i] == p) {
48 static void free_all(void)
52 for (i = 0; i < MAX_ALLOCATIONS; i++) {
58 #define malloc malloc_noleak
59 #define free free_noleak
61 #include <ccan/tdb2/tdb.c>
62 #include <ccan/tdb2/free.c>
63 #include <ccan/tdb2/lock.c>
64 #include <ccan/tdb2/io.c>
65 #include <ccan/tdb2/hash.c>
66 #include <ccan/tdb2/check.c>
67 #include <ccan/tdb2/transaction.c>
79 #include "external-agent.h"
82 static bool in_transaction;
83 static int target, current;
84 static jmp_buf jmpbuf;
85 #define TEST_DBNAME "run-57-die-during-transaction.tdb"
86 #define KEY_STRING "helloworld"
88 static void maybe_die(int fd)
90 if (in_transaction && current++ == target) {
95 static ssize_t pwrite_check(int fd,
96 const void *buf, size_t count, off_t offset)
102 ret = pwrite(fd, buf, count, offset);
110 static ssize_t write_check(int fd, const void *buf, size_t count)
116 ret = write(fd, buf, count);
124 static int ftruncate_check(int fd, off_t length)
130 ret = ftruncate(fd, length);
136 static bool test_death(enum operation op, struct agent *agent)
138 struct tdb_context *tdb = NULL;
140 enum agent_return ret;
141 int needed_recovery = 0;
143 current = target = 0;
146 tdb = tdb_open(TEST_DBNAME, TDB_NOMMAP,
147 O_CREAT|O_TRUNC|O_RDWR, 0600, &tap_log_attr);
149 if (setjmp(jmpbuf) != 0) {
150 /* We're partway through. Simulate our death. */
153 in_transaction = false;
155 ret = external_agent_operation(agent, NEEDS_RECOVERY, "");
158 else if (ret != FAILED) {
159 diag("Step %u agent NEEDS_RECOVERY = %s", current,
160 agent_return_name(ret));
164 ret = external_agent_operation(agent, op, KEY_STRING);
165 if (ret != SUCCESS) {
166 diag("Step %u op %s failed = %s", current,
168 agent_return_name(ret));
172 ret = external_agent_operation(agent, NEEDS_RECOVERY, "");
174 diag("Still needs recovery after step %u = %s",
175 current, agent_return_name(ret));
179 ret = external_agent_operation(agent, CHECK, "");
180 if (ret != SUCCESS) {
181 diag("Step %u check failed = %s", current,
182 agent_return_name(ret));
186 ret = external_agent_operation(agent, CLOSE, "");
187 if (ret != SUCCESS) {
188 diag("Step %u close failed = %s", current,
189 agent_return_name(ret));
193 /* Suppress logging as this tries to use closed fd. */
194 suppress_logging = true;
195 suppress_lockcheck = true;
197 suppress_logging = false;
198 suppress_lockcheck = false;
205 /* Put key for agent to fetch. */
206 key.dsize = strlen(KEY_STRING);
207 key.dptr = (void *)KEY_STRING;
208 if (tdb_store(tdb, key, key, TDB_INSERT) != 0)
211 /* This is the key we insert in transaction. */
214 ret = external_agent_operation(agent, OPEN, TEST_DBNAME);
216 errx(1, "Agent failed to open: %s", agent_return_name(ret));
218 ret = external_agent_operation(agent, FETCH, KEY_STRING);
220 errx(1, "Agent failed find key: %s", agent_return_name(ret));
222 in_transaction = true;
223 if (tdb_transaction_start(tdb) != 0)
226 if (tdb_store(tdb, key, key, TDB_INSERT) != 0)
229 if (tdb_transaction_commit(tdb) != 0)
232 in_transaction = false;
235 diag("Completed %u runs", current);
237 ret = external_agent_operation(agent, CLOSE, "");
238 if (ret != SUCCESS) {
239 diag("Step %u close failed = %s", current,
240 agent_return_name(ret));
244 ok1(needed_recovery);
245 ok1(locking_errors == 0);
246 ok1(forget_locking() == 0);
251 int main(int argc, char *argv[])
253 enum operation ops[] = { FETCH, STORE, TRANSACTION_START };
258 unlock_callback = maybe_die;
260 agent = prepare_external_agent();
262 err(1, "preparing agent");
264 for (i = 0; i < sizeof(ops)/sizeof(ops[0]); i++) {
265 diag("Testing %s after death", operation_name(ops[i]));
266 ok1(test_death(ops[i], agent));
269 free_external_agent(agent);
270 return exit_status();