#include <netinet/tcp.h>
extern char *bind_address;
+extern char *sockopts;
extern int default_af_hint;
extern int connect_timeout;
alarm(connect_timeout);
}
+ set_socket_options(s, sockopts);
while (connect(s, res->ai_addr, res->ai_addrlen) < 0) {
if (connect_timeout < 0)
exit_cleanup(RERR_CONTIMEOUT);
setsockopt(s, SOL_SOCKET, SO_REUSEADDR,
(char *)&one, sizeof one);
+ if (sockopts)
+ set_socket_options(s, sockopts);
+ else
+ set_socket_options(s, lp_socket_options());
#ifdef IPV6_V6ONLY
if (resp->ai_family == AF_INET6) {
**/
int sock_exec(const char *prog)
{
+ pid_t pid;
int fd[2];
if (socketpair_tcp(fd) != 0) {
}
if (verbose >= 2)
rprintf(FINFO, "Running socket program: \"%s\"\n", prog);
- if (fork() == 0) {
+
+ pid = fork();
+ if (pid < 0) {
+ rsyserr(FERROR, errno, "fork");
+ exit_cleanup(RERR_IPC);
+ }
+
+ if (pid == 0) {
close(fd[0]);
- close(0);
- close(1);
- dup(fd[1]);
- dup(fd[1]);
+ if (dup2(fd[1], STDIN_FILENO) < 0
+ || dup2(fd[1], STDOUT_FILENO) < 0) {
+ fprintf(stderr, "Failed to run \"%s\"\n", prog);
+ exit(1);
+ }
exit(system(prog));
}
+
close(fd[1]);
return fd[0];
}