diff options
| -rw-r--r-- | migration-exec.c | 8 | ||||
| -rw-r--r-- | migration-fd.c | 8 | ||||
| -rw-r--r-- | migration-tcp.c | 7 | ||||
| -rw-r--r-- | migration-unix.c | 5 | ||||
| -rw-r--r-- | migration.c | 15 | ||||
| -rw-r--r-- | migration.h | 10 | ||||
| -rw-r--r-- | vl.c | 16 |
7 files changed, 27 insertions, 42 deletions
diff --git a/migration-exec.c b/migration-exec.c index 5f3f4b2c86..519af57ac7 100644 --- a/migration-exec.c +++ b/migration-exec.c @@ -92,19 +92,17 @@ static void exec_accept_incoming_migration(void *opaque) qemu_fclose(f); } -int exec_start_incoming_migration(const char *command) +void exec_start_incoming_migration(const char *command, Error **errp) { QEMUFile *f; DPRINTF("Attempting to start an incoming migration\n"); f = qemu_popen_cmd(command, "r"); if(f == NULL) { - DPRINTF("Unable to apply qemu wrapper to popen file\n"); - return -errno; + error_setg_errno(errp, errno, "failed to popen the migration source"); + return; } qemu_set_fd_handler2(qemu_stdio_fd(f), NULL, exec_accept_incoming_migration, NULL, f); - - return 0; } diff --git a/migration-fd.c b/migration-fd.c index a7c800a852..ce6932d7c3 100644 --- a/migration-fd.c +++ b/migration-fd.c @@ -97,7 +97,7 @@ static void fd_accept_incoming_migration(void *opaque) qemu_fclose(f); } -int fd_start_incoming_migration(const char *infd) +void fd_start_incoming_migration(const char *infd, Error **errp) { int fd; QEMUFile *f; @@ -107,11 +107,9 @@ int fd_start_incoming_migration(const char *infd) fd = strtol(infd, NULL, 0); f = qemu_fdopen(fd, "rb"); if(f == NULL) { - DPRINTF("Unable to apply qemu wrapper to file descriptor\n"); - return -errno; + error_setg_errno(errp, errno, "failed to open the source descriptor"); + return; } qemu_set_fd_handler2(fd, NULL, fd_accept_incoming_migration, NULL, f); - - return 0; } diff --git a/migration-tcp.c b/migration-tcp.c index 5e54e68360..46f6ac545c 100644 --- a/migration-tcp.c +++ b/migration-tcp.c @@ -111,18 +111,15 @@ out2: close(s); } -int tcp_start_incoming_migration(const char *host_port, Error **errp) +void tcp_start_incoming_migration(const char *host_port, Error **errp) { int s; s = inet_listen(host_port, NULL, 256, SOCK_STREAM, 0, errp); - if (s < 0) { - return -1; + return; } qemu_set_fd_handler2(s, NULL, tcp_accept_incoming_migration, NULL, (void *)(intptr_t)s); - - return 0; } diff --git a/migration-unix.c b/migration-unix.c index 34a413ab46..ed3db3a39a 100644 --- a/migration-unix.c +++ b/migration-unix.c @@ -111,16 +111,15 @@ out2: close(s); } -int unix_start_incoming_migration(const char *path, Error **errp) +void unix_start_incoming_migration(const char *path, Error **errp) { int s; s = unix_listen(path, NULL, 0, errp); if (s < 0) { - return -1; + return; } qemu_set_fd_handler2(s, NULL, unix_accept_incoming_migration, NULL, (void *)(intptr_t)s); - return 0; } diff --git a/migration.c b/migration.c index ef171d2b39..bd55a15f82 100644 --- a/migration.c +++ b/migration.c @@ -64,26 +64,23 @@ MigrationState *migrate_get_current(void) return ¤t_migration; } -int qemu_start_incoming_migration(const char *uri, Error **errp) +void qemu_start_incoming_migration(const char *uri, Error **errp) { const char *p; - int ret; if (strstart(uri, "tcp:", &p)) - ret = tcp_start_incoming_migration(p, errp); + tcp_start_incoming_migration(p, errp); #if !defined(WIN32) else if (strstart(uri, "exec:", &p)) - ret = exec_start_incoming_migration(p); + exec_start_incoming_migration(p, errp); else if (strstart(uri, "unix:", &p)) - ret = unix_start_incoming_migration(p, errp); + unix_start_incoming_migration(p, errp); else if (strstart(uri, "fd:", &p)) - ret = fd_start_incoming_migration(p); + fd_start_incoming_migration(p, errp); #endif else { - fprintf(stderr, "unknown migration protocol: %s\n", uri); - ret = -EPROTONOSUPPORT; + error_setg(errp, "unknown migration protocol: %s\n", uri); } - return ret; } void process_incoming_migration(QEMUFile *f) diff --git a/migration.h b/migration.h index c805e2885e..c3a23cc6c8 100644 --- a/migration.h +++ b/migration.h @@ -49,7 +49,7 @@ struct MigrationState void process_incoming_migration(QEMUFile *f); -int qemu_start_incoming_migration(const char *uri, Error **errp); +void qemu_start_incoming_migration(const char *uri, Error **errp); uint64_t migrate_max_downtime(void); @@ -57,19 +57,19 @@ void do_info_migrate_print(Monitor *mon, const QObject *data); void do_info_migrate(Monitor *mon, QObject **ret_data); -int exec_start_incoming_migration(const char *host_port); +void exec_start_incoming_migration(const char *host_port, Error **errp); void exec_start_outgoing_migration(MigrationState *s, const char *host_port, Error **errp); -int tcp_start_incoming_migration(const char *host_port, Error **errp); +void tcp_start_incoming_migration(const char *host_port, Error **errp); void tcp_start_outgoing_migration(MigrationState *s, const char *host_port, Error **errp); -int unix_start_incoming_migration(const char *path, Error **errp); +void unix_start_incoming_migration(const char *path, Error **errp); void unix_start_outgoing_migration(MigrationState *s, const char *path, Error **errp); -int fd_start_incoming_migration(const char *path); +void fd_start_incoming_migration(const char *path, Error **errp); void fd_start_outgoing_migration(MigrationState *s, const char *fdname, Error **errp); @@ -3766,16 +3766,12 @@ int main(int argc, char **argv, char **envp) } if (incoming) { - Error *errp = NULL; - int ret = qemu_start_incoming_migration(incoming, &errp); - if (ret < 0) { - if (error_is_set(&errp)) { - fprintf(stderr, "Migrate: %s\n", error_get_pretty(errp)); - error_free(errp); - } - fprintf(stderr, "Migration failed. Exit code %s(%d), exiting.\n", - incoming, ret); - exit(ret); + Error *local_err = NULL; + qemu_start_incoming_migration(incoming, &local_err); + if (local_err) { + fprintf(stderr, "-incoming %s: %s\n", incoming, error_get_pretty(local_err)); + error_free(local_err); + exit(1); } } else if (autostart) { vm_start(); |