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migration: make migration-{tcp,unix} consistent 

Files are almost identical in functionality, just remove the
differences that make no sense.

Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Anthony Liguori <aliguori@us.ibm.com>
master
Juan Quintela 2011-02-23 20:44:29 +01:00
parent 8414ff3bd8
commit ee86c61f28
2 changed files with 35 additions and 26 deletions
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15
migration-tcp.c
View File

@ -48,7 +48,6 @@ static int tcp_close(MigrationState *s)
return 0;
}
static void tcp_wait_for_connect(void *opaque)
{
MigrationState *s = opaque;
@ -84,12 +83,14 @@ int tcp_start_outgoing_migration(MigrationState *s, const char *host_port)
if (ret < 0) {
return ret;
}
s->get_error = socket_errno;
s->write = socket_write;
s->close = tcp_close;
s->fd = qemu_socket(PF_INET, SOCK_STREAM, 0);
if (s->fd == -1) {
DPRINTF("Unable to open socket");
return -socket_error();
}
@ -155,23 +156,27 @@ int tcp_start_incoming_migration(const char *host_port)
int val;
int s;
DPRINTF("Attempting to start an incoming migration\n");
if (parse_host_port(&addr, host_port) < 0) {
fprintf(stderr, "invalid host/port combination: %s\n", host_port);
return -EINVAL;
}
s = qemu_socket(PF_INET, SOCK_STREAM, 0);
if (s == -1)
if (s == -1) {
return -socket_error();
}
val = 1;
setsockopt(s, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val));
if (bind(s, (struct sockaddr *)&addr, sizeof(addr)) == -1)
if (bind(s, (struct sockaddr *)&addr, sizeof(addr)) == -1) {
goto err;
if (listen(s, 1) == -1)
}
if (listen(s, 1) == -1) {
goto err;
}
qemu_set_fd_handler2(s, NULL, tcp_accept_incoming_migration, NULL,
(void *)(intptr_t)s);

46
migration-unix.c
View File

@ -86,7 +86,7 @@ int unix_start_outgoing_migration(MigrationState *s, const char *path)
s->close = unix_close;
s->fd = qemu_socket(PF_UNIX, SOCK_STREAM, 0);
if (s->fd < 0) {
if (s->fd == -1) {
DPRINTF("Unable to open socket");
return -errno;
}
@ -129,7 +129,7 @@ static void unix_accept_incoming_migration(void *opaque)
if (c == -1) {
fprintf(stderr, "could not accept migration connection\n");
return;
goto out2;
}
f = qemu_fopen_socket(c);
@ -141,45 +141,49 @@ static void unix_accept_incoming_migration(void *opaque)
process_incoming_migration(f);
qemu_fclose(f);
out:
close(c);
out2:
qemu_set_fd_handler2(s, NULL, NULL, NULL, NULL);
close(s);
close(c);
}
int unix_start_incoming_migration(const char *path)
{
struct sockaddr_un un;
int sock;
struct sockaddr_un addr;
int s;
int ret;
DPRINTF("Attempting to start an incoming migration\n");
sock = qemu_socket(PF_UNIX, SOCK_STREAM, 0);
if (sock < 0) {
s = qemu_socket(PF_UNIX, SOCK_STREAM, 0);
if (s == -1) {
fprintf(stderr, "Could not open unix socket: %s\n", strerror(errno));
return -EINVAL;
return -errno;
}
memset(&un, 0, sizeof(un));
un.sun_family = AF_UNIX;
snprintf(un.sun_path, sizeof(un.sun_path), "%s", path);
memset(&addr, 0, sizeof(addr));
addr.sun_family = AF_UNIX;
snprintf(addr.sun_path, sizeof(addr.sun_path), "%s", path);
unlink(un.sun_path);
if (bind(sock, (struct sockaddr*) &un, sizeof(un)) < 0) {
fprintf(stderr, "bind(unix:%s): %s\n", un.sun_path, strerror(errno));
unlink(addr.sun_path);
if (bind(s, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
ret = -errno;
fprintf(stderr, "bind(unix:%s): %s\n", addr.sun_path, strerror(errno));
goto err;
}
if (listen(sock, 1) < 0) {
fprintf(stderr, "listen(unix:%s): %s\n", un.sun_path, strerror(errno));
if (listen(s, 1) == -1) {
fprintf(stderr, "listen(unix:%s): %s\n", addr.sun_path,
strerror(errno));
ret = -errno;
goto err;
}
qemu_set_fd_handler2(sock, NULL, unix_accept_incoming_migration, NULL,
(void *)(intptr_t)sock);
qemu_set_fd_handler2(s, NULL, unix_accept_incoming_migration, NULL,
(void *)(intptr_t)s);
return 0;
err:
close(sock);
return -EINVAL;
close(s);
return ret;
}