diff options
Diffstat (limited to 'qemu/migration/unix.c')
-rw-r--r-- | qemu/migration/unix.c | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/qemu/migration/unix.c b/qemu/migration/unix.c deleted file mode 100644 index d9aac36b9..000000000 --- a/qemu/migration/unix.c +++ /dev/null @@ -1,103 +0,0 @@ -/* - * QEMU live migration via Unix Domain Sockets - * - * Copyright Red Hat, Inc. 2009 - * - * Authors: - * Chris Lalancette <clalance@redhat.com> - * - * This work is licensed under the terms of the GNU GPL, version 2. See - * the COPYING file in the top-level directory. - * - * Contributions after 2012-01-13 are licensed under the terms of the - * GNU GPL, version 2 or (at your option) any later version. - */ - -#include "qemu/osdep.h" - -#include "qemu-common.h" -#include "qemu/error-report.h" -#include "qemu/sockets.h" -#include "qemu/main-loop.h" -#include "migration/migration.h" -#include "migration/qemu-file.h" -#include "block/block.h" - -//#define DEBUG_MIGRATION_UNIX - -#ifdef DEBUG_MIGRATION_UNIX -#define DPRINTF(fmt, ...) \ - do { printf("migration-unix: " fmt, ## __VA_ARGS__); } while (0) -#else -#define DPRINTF(fmt, ...) \ - do { } while (0) -#endif - -static void unix_wait_for_connect(int fd, Error *err, void *opaque) -{ - MigrationState *s = opaque; - - if (fd < 0) { - DPRINTF("migrate connect error: %s\n", error_get_pretty(err)); - s->to_dst_file = NULL; - migrate_fd_error(s); - } else { - DPRINTF("migrate connect success\n"); - s->to_dst_file = qemu_fopen_socket(fd, "wb"); - migrate_fd_connect(s); - } -} - -void unix_start_outgoing_migration(MigrationState *s, const char *path, Error **errp) -{ - unix_nonblocking_connect(path, unix_wait_for_connect, s, errp); -} - -static void unix_accept_incoming_migration(void *opaque) -{ - struct sockaddr_un addr; - socklen_t addrlen = sizeof(addr); - int s = (intptr_t)opaque; - QEMUFile *f; - int c, err; - - do { - c = qemu_accept(s, (struct sockaddr *)&addr, &addrlen); - err = errno; - } while (c < 0 && err == EINTR); - qemu_set_fd_handler(s, NULL, NULL, NULL); - close(s); - - DPRINTF("accepted migration\n"); - - if (c < 0) { - error_report("could not accept migration connection (%s)", - strerror(err)); - return; - } - - f = qemu_fopen_socket(c, "rb"); - if (f == NULL) { - error_report("could not qemu_fopen socket"); - goto out; - } - - process_incoming_migration(f); - return; - -out: - close(c); -} - -void unix_start_incoming_migration(const char *path, Error **errp) -{ - int s; - - s = unix_listen(path, NULL, 0, errp); - if (s < 0) { - return; - } - - qemu_set_fd_handler(s, unix_accept_incoming_migration, NULL, - (void *)(intptr_t)s); -} |