diff options
author | Daniel P. Berrange <berrange@redhat.com> | 2016-04-27 11:05:04 +0100 |
---|---|---|
committer | Amit Shah <amit.shah@redhat.com> | 2016-05-26 11:31:42 +0530 |
commit | e65c67e4dad18a1f04be426f23cc4d64a32c7548 (patch) | |
tree | 5fb476280068dc4c4ed96521d5ee9082ec43b70a /migration/tcp.c | |
parent | 6f860ae75566e858593d2c067909a6d1e9feccbf (diff) |
migration: convert tcp socket protocol to use QIOChannel
Drop the current TCP socket migration driver and extend
the new generic socket driver to cope with the TCP address
format
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
Message-Id: <1461751518-12128-15-git-send-email-berrange@redhat.com>
Signed-off-by: Amit Shah <amit.shah@redhat.com>
Diffstat (limited to 'migration/tcp.c')
-rw-r--r-- | migration/tcp.c | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/migration/tcp.c b/migration/tcp.c deleted file mode 100644 index d0e0db98b6..0000000000 --- a/migration/tcp.c +++ /dev/null @@ -1,102 +0,0 @@ -/* - * QEMU live migration - * - * Copyright IBM, Corp. 2008 - * - * Authors: - * Anthony Liguori <aliguori@us.ibm.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 "migration/migration.h" -#include "migration/qemu-file.h" -#include "block/block.h" -#include "qemu/main-loop.h" - -//#define DEBUG_MIGRATION_TCP - -#ifdef DEBUG_MIGRATION_TCP -#define DPRINTF(fmt, ...) \ - do { printf("migration-tcp: " fmt, ## __VA_ARGS__); } while (0) -#else -#define DPRINTF(fmt, ...) \ - do { } while (0) -#endif - -static void tcp_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, err); - } else { - DPRINTF("migrate connect success\n"); - s->to_dst_file = qemu_fopen_socket(fd, "wb"); - migrate_fd_connect(s); - } -} - -void tcp_start_outgoing_migration(MigrationState *s, const char *host_port, Error **errp) -{ - inet_nonblocking_connect(host_port, tcp_wait_for_connect, s, errp); -} - -static void tcp_accept_incoming_migration(void *opaque) -{ - struct sockaddr_in addr; - socklen_t addrlen = sizeof(addr); - int s = (intptr_t)opaque; - QEMUFile *f; - int c; - - do { - c = qemu_accept(s, (struct sockaddr *)&addr, &addrlen); - } while (c < 0 && errno == EINTR); - qemu_set_fd_handler(s, NULL, NULL, NULL); - closesocket(s); - - DPRINTF("accepted migration\n"); - - if (c < 0) { - error_report("could not accept migration connection (%s)", - strerror(errno)); - 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: - closesocket(c); -} - -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; - } - - qemu_set_fd_handler(s, tcp_accept_incoming_migration, NULL, - (void *)(intptr_t)s); -} |