void qmp_migrate(const char *uri, bool has_blk, bool blk,
bool has_inc, bool inc, bool has_detach, bool detach,
Error **errp)
{
Error *local_err = NULL;
MigrationState *s = migrate_get_current();
MigrationParams params;
const char *p;
params.blk = has_blk && blk;
params.shared = has_inc && inc;
if (s->state == MIG_STATE_ACTIVE || s->state == MIG_STATE_SETUP ||
s->state == MIG_STATE_CANCELLING) {
error_set(errp, QERR_MIGRATION_ACTIVE);
return;
}
if (runstate_check(RUN_STATE_INMIGRATE)) {
error_setg(errp, "Guest is waiting for an incoming migration");
return;
}
if (qemu_savevm_state_blocked(errp)) {
return;
}
if (migration_blockers) {
*errp = error_copy(migration_blockers->data);
return;
}
s = migrate_init(¶ms);
if (strstart(uri, "tcp:", &p)) {
tcp_start_outgoing_migration(s, p, &local_err);
#ifdef CONFIG_RDMA
} else if (strstart(uri, "rdma:", &p)) {
rdma_start_outgoing_migration(s, p, &local_err);
#endif
#if !defined(WIN32)
} else if (strstart(uri, "exec:", &p)) {
exec_start_outgoing_migration(s, p, &local_err);
} else if (strstart(uri, "unix:", &p)) {
unix_start_outgoing_migration(s, p, &local_err);
} else if (strstart(uri, "fd:", &p)) {
fd_start_outgoing_migration(s, p, &local_err);
#endif
} else {
error_set(errp, QERR_INVALID_PARAMETER_VALUE, "uri", "a valid migration protocol");
s->state = MIG_STATE_ERROR;
return;
}
if (local_err) {
migrate_fd_error(s);
error_propagate(errp, local_err);
return;
}
}
int do_migrate(Monitor *mon, const QDict *qdict, QObject **ret_data)
{
MigrationState *s = migrate_get_current();
const char *p;
int detach = qdict_get_try_bool(qdict, "detach", 0);
int blk = qdict_get_try_bool(qdict, "blk", 0);
int inc = qdict_get_try_bool(qdict, "inc", 0);
const char *uri = qdict_get_str(qdict, "uri");
int ret;
if (s->state == MIG_STATE_ACTIVE) {
monitor_printf(mon, "migration already in progress\n");
return -1;
}
if (qemu_savevm_state_blocked(mon)) {
return -1;
}
if (migration_blockers) {
Error *err = migration_blockers->data;
qerror_report_err(err);
return -1;
}
s = migrate_init(mon, detach, blk, inc);
if (strstart(uri, "tcp:", &p)) {
ret = tcp_start_outgoing_migration(s, p);
#if !defined(WIN32)
} else if (strstart(uri, "exec:", &p)) {
ret = exec_start_outgoing_migration(s, p);
} else if (strstart(uri, "unix:", &p)) {
ret = unix_start_outgoing_migration(s, p);
} else if (strstart(uri, "fd:", &p)) {
ret = fd_start_outgoing_migration(s, p);
#endif
} else {
monitor_printf(mon, "unknown migration protocol: %s\n", uri);
ret = -EINVAL;
}
if (ret < 0) {
monitor_printf(mon, "migration failed: %s\n", strerror(-ret));
return ret;
}
if (detach) {
s->mon = NULL;
}
notifier_list_notify(&migration_state_notifiers, s);
return 0;
}
void qmp_migrate(const char *uri, bool has_blk, bool blk,
bool has_inc, bool inc, bool has_detach, bool detach,
Error **errp)
{
Error *local_err = NULL;
MigrationState *s = migrate_get_current();
MigrationParams params;
const char *p;
params.blk = blk;
params.shared = inc;
if (s->state == MIG_STATE_ACTIVE) {
error_set(errp, QERR_MIGRATION_ACTIVE);
return;
}
if (qemu_savevm_state_blocked(errp)) {
return;
}
if (migration_blockers) {
*errp = error_copy(migration_blockers->data);
return;
}
s = migrate_init(¶ms);
if (strstart(uri, "tcp:", &p)) {
tcp_start_outgoing_migration(s, p, &local_err);
#if !defined(WIN32)
} else if (strstart(uri, "exec:", &p)) {
exec_start_outgoing_migration(s, p, &local_err);
} else if (strstart(uri, "unix:", &p)) {
unix_start_outgoing_migration(s, p, &local_err);
} else if (strstart(uri, "fd:", &p)) {
fd_start_outgoing_migration(s, p, &local_err);
#endif
} else {
error_set(errp, QERR_INVALID_PARAMETER_VALUE, "uri", "a valid migration protocol");
return;
}
if (local_err) {
migrate_fd_error(s);
error_propagate(errp, local_err);
return;
}
notifier_list_notify(&migration_state_notifiers, s);
}
int main(int argc, char *argv[])
{
char buffer[MAX_PACKET_SIZE];
static struct sockaddr_in addr;
int rc, i, count;
struct timeval t1, t2, dt;
KICK(argc < 3, "incorrect usage\n"
"Usage:\n"
"./linphone_proxy <local_ip> <remote_ip>\n");
local_ip = argv[1];
remote_ip = argv[2];
add_poll(&fds[0], STDIN_FILENO);
proxy_to_linphone_socket = create_socket(SOCK_DGRAM, SIP_LINPHONE);
init_sockaddr(&proxy_to_linphone_addr, "127.0.0.1", SIP_PORT);
add_poll(&fds[1], proxy_to_linphone_socket);
eprintf("created proxy_to_linphone SIP socket SRC:localhost:%d - DST:localhost:%d\n",
SIP_LINPHONE, SIP_PORT);
proxy_to_proxy_socket = create_socket(SOCK_DGRAM, SIP_PROXY);
init_sockaddr(&proxy_to_proxy_addr, remote_ip, SIP_PROXY);
add_poll(&fds[2], proxy_to_proxy_socket);
eprintf("created proxy_to_sip SIP socket SRC:localhost:%d - DST:%s:%d\n",
SIP_PROXY, remote_ip, SIP_PROXY);
proxy_to_linphone_data_socket = create_socket(SOCK_DGRAM, DATA_LINPHONE);
init_sockaddr(&proxy_to_linphone_data_addr, "127.0.0.1", DATA_PORT);
add_poll(&fds[3], proxy_to_linphone_data_socket);
eprintf("created proxy_to_linphone DATA socket SRC:localhost:%d - DST:localhost:%d\n",
DATA_LINPHONE, DATA_PORT);
proxy_to_proxy_data_socket = create_socket(SOCK_DGRAM, DATA_PROXY);
init_sockaddr(&proxy_to_proxy_data_addr, remote_ip, DATA_PROXY);
add_poll(&fds[4], proxy_to_proxy_data_socket);
eprintf("created proxy_to_proxy DATA socket SRC:localhost:%d - DST:%s:%d\n",
DATA_PROXY, remote_ip, DATA_PROXY);
manager_socket = create_socket(SOCK_DGRAM, MANAGER_PORT);
init_sockaddr(&manager_addr, "0.0.0.0", MANAGER_PORT);
add_poll(&fds[5], manager_socket);
eprintf("created manager socket SRC:localhost:%d - DST:0.0.0.0:0\n",
MANAGER_PORT);
while (1) {
rc = poll(fds, NUM_FDS, -1);
DIE(-1 == rc, "poll");
for (i = 0; i < NUM_FDS; i++) {
if (0 == fds[i].revents) {
continue;
}
switch(i) {
/* receive line from console */
case 0:
break;
/* receive SIP packet from linphone */
case 1:
gettimeofday_safe(&t1);
count = recv_msg(fds[i].fd, &proxy_to_linphone_addr, buffer);
if (begins_with(buffer, "INVITE")) {
copy_packet(&out_invite, buffer, count);
//printf("captured INVITE packet:\n%s\n", out_invite.buffer);
} else if (begins_with(buffer, "ACK")) {
copy_packet(&out_ack, buffer, count);
//printf("captured ACK packet:\n%s\n", out_ack.buffer);
} else if (strstr(buffer, "200 OK") && strstr(buffer, "OPTIONS" )) {
copy_packet(&out_op_ok, buffer, count);
//printf("captured OPTIONS OK packet:\n%s\n", out_op_ok.buffer);
}
send_msg(proxy_to_proxy_socket, &proxy_to_proxy_addr, buffer, count);
gettimeofday_safe(&t2);
time_diff(&t1, &t2, &dt);
printf("time case 1: %lu.%06lu\n", dt.tv_sec, dt.tv_usec);
break;
/* receive SIP packet from proxy */
case 2:
gettimeofday_safe(&t1);
count = recv_msg(fds[i].fd, &addr, buffer);
send_msg(proxy_to_linphone_socket, &proxy_to_linphone_addr, buffer, count);
gettimeofday_safe(&t2);
time_diff(&t1, &t2, &dt);
printf("time case 2: %lu.%06lu\n", dt.tv_sec, dt.tv_usec);
break;
/* receive data packet from linphone */
case 3:
gettimeofday_safe(&t1);
count = recv_msg(fds[i].fd, &proxy_to_linphone_data_addr, buffer);
send_msg(proxy_to_proxy_data_socket, &proxy_to_proxy_data_addr, buffer, count);
gettimeofday_safe(&t2);
time_diff(&t1, &t2, &dt);
printf("time case 3: %lu.%06lu\n", dt.tv_sec, dt.tv_usec);
break;
/* receive data packet from proxy */
case 4:
gettimeofday_safe(&t1);
count = recv_msg(fds[i].fd, &addr, buffer);
send_msg(proxy_to_linphone_data_socket, &proxy_to_linphone_data_addr, buffer, count);
gettimeofday_safe(&t2);
time_diff(&t1, &t2, &dt);
printf("time case 4: %lu.%06lu\n", dt.tv_sec, dt.tv_usec);
break;
/* receive command from manager */
case 5:
count = recv_msg(fds[i].fd, &manager_addr, buffer);
if (begins_with(buffer, "IP: ")) {
while (!isdigit(buffer[count - 1])) {
buffer[--count] = 0;
}
strcpy(migrate_ip, buffer + 4);
migrate_init();
} else if (begins_with(buffer, "establish")) {
migrate_establish();
} else if (begins_with(buffer, "redirect: ")) {
while (!isdigit(buffer[count - 1])) {
buffer[--count] = 0;
}
strcpy(redirect_ip, buffer + 10);
migrate_redirect();
}
break;
/* error */
default:
break;
}
}
}
return EXIT_SUCCESS;
}
