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libuuid: Only try to start the uuidd daemon a limited number of times 

If we fail to create the uuidd daemon after 5 or 6 tries, another
10,000 tries probably won't be successful.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
bitmap-optimize
Theodore Ts'o 2007-12-17 15:26:47 -05:00
parent 9d8c203a46
commit d37a4fa788
1 changed files with 2 additions and 1 deletions
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3
lib/uuid/gen_uuid.c
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@ -394,6 +394,7 @@ static int get_uuid_via_daemon(int op, uuid_t out, int *num)
pid_t pid;
static const char *uuidd_path = UUIDD_PATH;
static int access_ret = -2;
static int start_attempts = 0;
if ((s = socket(AF_UNIX, SOCK_STREAM, 0)) < 0)
return -1;
@ -405,7 +406,7 @@ static int get_uuid_via_daemon(int op, uuid_t out, int *num)
sizeof(struct sockaddr_un)) < 0) {
if (access_ret == -2)
access_ret = access(uuidd_path, X_OK);
if (access_ret == 0) {
if (access_ret == 0 && start_attempts++ < 5) {
if ((pid = fork()) == 0) {
execl(uuidd_path, "uuidd", "-qT", "300", 0);
exit(1);