+++ /dev/null
-From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
-From: Dietmar Maurer <dietmar@proxmox.com>
-Date: Mon, 6 Apr 2020 12:16:59 +0200
-Subject: [PATCH] PVE-Backup: proxmox backup patches for qemu
-
-Signed-off-by: Dietmar Maurer <dietmar@proxmox.com>
-[PVE-Backup: avoid coroutines to fix AIO freeze, cleanups]
-Signed-off-by: Stefan Reiter <s.reiter@proxmox.com>
-Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
-[add new force parameter to job_cancel_sync calls]
-Signed-off-by: Fabian Ebner <f.ebner@proxmox.com>
----
- block/meson.build | 5 +
- block/monitor/block-hmp-cmds.c | 33 ++
- blockdev.c | 1 +
- hmp-commands-info.hx | 14 +
- hmp-commands.hx | 29 +
- include/monitor/hmp.h | 3 +
- meson.build | 1 +
- monitor/hmp-cmds.c | 44 ++
- proxmox-backup-client.c | 176 ++++++
- proxmox-backup-client.h | 59 ++
- pve-backup.c | 959 +++++++++++++++++++++++++++++++++
- qapi/block-core.json | 109 ++++
- qapi/common.json | 13 +
- qapi/machine.json | 15 +-
- 14 files changed, 1448 insertions(+), 13 deletions(-)
- create mode 100644 proxmox-backup-client.c
- create mode 100644 proxmox-backup-client.h
- create mode 100644 pve-backup.c
-
-diff --git a/block/meson.build b/block/meson.build
-index 067708b7c0..42aac96dbb 100644
---- a/block/meson.build
-+++ b/block/meson.build
-@@ -48,6 +48,11 @@ block_ss.add(files(
- ), zstd, zlib, gnutls)
-
- block_ss.add(files('../vma-writer.c'), libuuid)
-+block_ss.add(files(
-+ '../proxmox-backup-client.c',
-+ '../pve-backup.c',
-+), libproxmox_backup_qemu)
-+
-
- softmmu_ss.add(when: 'CONFIG_TCG', if_true: files('blkreplay.c'))
-
-diff --git a/block/monitor/block-hmp-cmds.c b/block/monitor/block-hmp-cmds.c
-index bfb3c043a0..89ca64444d 100644
---- a/block/monitor/block-hmp-cmds.c
-+++ b/block/monitor/block-hmp-cmds.c
-@@ -1015,3 +1015,36 @@ void hmp_info_snapshots(Monitor *mon, const QDict *qdict)
- g_free(sn_tab);
- g_free(global_snapshots);
- }
-+
-+void hmp_backup_cancel(Monitor *mon, const QDict *qdict)
-+{
-+ Error *error = NULL;
-+
-+ qmp_backup_cancel(&error);
-+
-+ hmp_handle_error(mon, error);
-+}
-+
-+void hmp_backup(Monitor *mon, const QDict *qdict)
-+{
-+ Error *error = NULL;
-+
-+ int dir = qdict_get_try_bool(qdict, "directory", 0);
-+ const char *backup_file = qdict_get_str(qdict, "backupfile");
-+ const char *devlist = qdict_get_try_str(qdict, "devlist");
-+ int64_t speed = qdict_get_try_int(qdict, "speed", 0);
-+
-+ qmp_backup(
-+ backup_file,
-+ false, NULL, // PBS password
-+ false, NULL, // PBS keyfile
-+ false, NULL, // PBS key_password
-+ false, NULL, // PBS fingerprint
-+ false, NULL, // PBS backup-id
-+ false, 0, // PBS backup-time
-+ true, dir ? BACKUP_FORMAT_DIR : BACKUP_FORMAT_VMA,
-+ false, NULL, false, NULL, !!devlist,
-+ devlist, qdict_haskey(qdict, "speed"), speed, &error);
-+
-+ hmp_handle_error(mon, error);
-+}
-diff --git a/blockdev.c b/blockdev.c
-index 1af5a1fcb2..9916a72334 100644
---- a/blockdev.c
-+++ b/blockdev.c
-@@ -36,6 +36,7 @@
- #include "hw/block/block.h"
- #include "block/blockjob.h"
- #include "block/qdict.h"
-+#include "block/blockjob_int.h"
- #include "block/throttle-groups.h"
- #include "monitor/monitor.h"
- #include "qemu/error-report.h"
-diff --git a/hmp-commands-info.hx b/hmp-commands-info.hx
-index 925e680e5a..d9b787d2c6 100644
---- a/hmp-commands-info.hx
-+++ b/hmp-commands-info.hx
-@@ -484,6 +484,20 @@ SRST
- Show the current VM UUID.
- ERST
-
-+
-+ {
-+ .name = "backup",
-+ .args_type = "",
-+ .params = "",
-+ .help = "show backup status",
-+ .cmd = hmp_info_backup,
-+ },
-+
-+SRST
-+ ``info backup``
-+ Show backup status.
-+ERST
-+
- #if defined(CONFIG_SLIRP)
- {
- .name = "usernet",
-diff --git a/hmp-commands.hx b/hmp-commands.hx
-index 7f0ac498c4..994445f301 100644
---- a/hmp-commands.hx
-+++ b/hmp-commands.hx
-@@ -99,6 +99,35 @@ ERST
- SRST
- ``block_stream``
- Copy data from a backing file into a block device.
-+ERST
-+
-+ {
-+ .name = "backup",
-+ .args_type = "directory:-d,backupfile:s,speed:o?,devlist:s?",
-+ .params = "[-d] backupfile [speed [devlist]]",
-+ .help = "create a VM Backup."
-+ "\n\t\t\t Use -d to dump data into a directory instead"
-+ "\n\t\t\t of using VMA format.",
-+ .cmd = hmp_backup,
-+ },
-+
-+SRST
-+``backup``
-+ Create a VM backup.
-+ERST
-+
-+ {
-+ .name = "backup_cancel",
-+ .args_type = "",
-+ .params = "",
-+ .help = "cancel the current VM backup",
-+ .cmd = hmp_backup_cancel,
-+ },
-+
-+SRST
-+``backup_cancel``
-+ Cancel the current VM backup.
-+
- ERST
-
- {
-diff --git a/include/monitor/hmp.h b/include/monitor/hmp.h
-index 3a39ba41b5..d269b4c99c 100644
---- a/include/monitor/hmp.h
-+++ b/include/monitor/hmp.h
-@@ -30,6 +30,7 @@ void hmp_info_savevm(Monitor *mon, const QDict *qdict);
- void hmp_info_migrate(Monitor *mon, const QDict *qdict);
- void hmp_info_migrate_capabilities(Monitor *mon, const QDict *qdict);
- void hmp_info_migrate_parameters(Monitor *mon, const QDict *qdict);
-+void hmp_info_backup(Monitor *mon, const QDict *qdict);
- void hmp_info_cpus(Monitor *mon, const QDict *qdict);
- void hmp_info_vnc(Monitor *mon, const QDict *qdict);
- void hmp_info_spice(Monitor *mon, const QDict *qdict);
-@@ -73,6 +74,8 @@ void hmp_x_colo_lost_heartbeat(Monitor *mon, const QDict *qdict);
- void hmp_set_password(Monitor *mon, const QDict *qdict);
- void hmp_expire_password(Monitor *mon, const QDict *qdict);
- void hmp_change(Monitor *mon, const QDict *qdict);
-+void hmp_backup(Monitor *mon, const QDict *qdict);
-+void hmp_backup_cancel(Monitor *mon, const QDict *qdict);
- void hmp_migrate(Monitor *mon, const QDict *qdict);
- void hmp_device_add(Monitor *mon, const QDict *qdict);
- void hmp_device_del(Monitor *mon, const QDict *qdict);
-diff --git a/meson.build b/meson.build
-index 96a91b95e4..76fcb23299 100644
---- a/meson.build
-+++ b/meson.build
-@@ -1268,6 +1268,7 @@ keyutils = dependency('libkeyutils', required: false,
- has_gettid = cc.has_function('gettid')
-
- libuuid = cc.find_library('uuid', required: true)
-+libproxmox_backup_qemu = cc.find_library('proxmox_backup_qemu', required: true)
-
- # libselinux
- selinux = dependency('libselinux',
-diff --git a/monitor/hmp-cmds.c b/monitor/hmp-cmds.c
-index c64b959738..ef654221c4 100644
---- a/monitor/hmp-cmds.c
-+++ b/monitor/hmp-cmds.c
-@@ -195,6 +195,50 @@ void hmp_info_mice(Monitor *mon, const QDict *qdict)
- qapi_free_MouseInfoList(mice_list);
- }
-
-+void hmp_info_backup(Monitor *mon, const QDict *qdict)
-+{
-+ BackupStatus *info;
-+
-+ info = qmp_query_backup(NULL);
-+
-+ if (!info) {
-+ monitor_printf(mon, "Backup status: not initialized\n");
-+ return;
-+ }
-+
-+ if (info->has_status) {
-+ if (info->has_errmsg) {
-+ monitor_printf(mon, "Backup status: %s - %s\n",
-+ info->status, info->errmsg);
-+ } else {
-+ monitor_printf(mon, "Backup status: %s\n", info->status);
-+ }
-+ }
-+
-+ if (info->has_backup_file) {
-+ monitor_printf(mon, "Start time: %s", ctime(&info->start_time));
-+ if (info->end_time) {
-+ monitor_printf(mon, "End time: %s", ctime(&info->end_time));
-+ }
-+
-+ int per = (info->has_total && info->total &&
-+ info->has_transferred && info->transferred) ?
-+ (info->transferred * 100)/info->total : 0;
-+ int zero_per = (info->has_total && info->total &&
-+ info->has_zero_bytes && info->zero_bytes) ?
-+ (info->zero_bytes * 100)/info->total : 0;
-+ monitor_printf(mon, "Backup file: %s\n", info->backup_file);
-+ monitor_printf(mon, "Backup uuid: %s\n", info->uuid);
-+ monitor_printf(mon, "Total size: %zd\n", info->total);
-+ monitor_printf(mon, "Transferred bytes: %zd (%d%%)\n",
-+ info->transferred, per);
-+ monitor_printf(mon, "Zero bytes: %zd (%d%%)\n",
-+ info->zero_bytes, zero_per);
-+ }
-+
-+ qapi_free_BackupStatus(info);
-+}
-+
- static char *SocketAddress_to_str(SocketAddress *addr)
- {
- switch (addr->type) {
-diff --git a/proxmox-backup-client.c b/proxmox-backup-client.c
-new file mode 100644
-index 0000000000..a8f6653a81
---- /dev/null
-+++ b/proxmox-backup-client.c
-@@ -0,0 +1,176 @@
-+#include "proxmox-backup-client.h"
-+#include "qemu/main-loop.h"
-+#include "block/aio-wait.h"
-+#include "qapi/error.h"
-+
-+/* Proxmox Backup Server client bindings using coroutines */
-+
-+typedef struct BlockOnCoroutineWrapper {
-+ AioContext *ctx;
-+ CoroutineEntry *entry;
-+ void *entry_arg;
-+ bool finished;
-+} BlockOnCoroutineWrapper;
-+
-+static void coroutine_fn block_on_coroutine_wrapper(void *opaque)
-+{
-+ BlockOnCoroutineWrapper *wrapper = opaque;
-+ wrapper->entry(wrapper->entry_arg);
-+ wrapper->finished = true;
-+ aio_wait_kick();
-+}
-+
-+void block_on_coroutine_fn(CoroutineEntry *entry, void *entry_arg)
-+{
-+ assert(!qemu_in_coroutine());
-+
-+ AioContext *ctx = qemu_get_current_aio_context();
-+ BlockOnCoroutineWrapper wrapper = {
-+ .finished = false,
-+ .entry = entry,
-+ .entry_arg = entry_arg,
-+ .ctx = ctx,
-+ };
-+ Coroutine *wrapper_co = qemu_coroutine_create(block_on_coroutine_wrapper, &wrapper);
-+ aio_co_enter(ctx, wrapper_co);
-+ AIO_WAIT_WHILE(ctx, !wrapper.finished);
-+}
-+
-+// This is called from another thread, so we use aio_co_schedule()
-+static void proxmox_backup_schedule_wake(void *data) {
-+ CoCtxData *waker = (CoCtxData *)data;
-+ aio_co_schedule(waker->ctx, waker->co);
-+}
-+
-+int coroutine_fn
-+proxmox_backup_co_connect(ProxmoxBackupHandle *pbs, Error **errp)
-+{
-+ Coroutine *co = qemu_coroutine_self();
-+ AioContext *ctx = qemu_get_current_aio_context();
-+ CoCtxData waker = { .co = co, .ctx = ctx };
-+ char *pbs_err = NULL;
-+ int pbs_res = -1;
-+
-+ proxmox_backup_connect_async(pbs, proxmox_backup_schedule_wake, &waker, &pbs_res, &pbs_err);
-+ qemu_coroutine_yield();
-+ if (pbs_res < 0) {
-+ if (errp) error_setg(errp, "backup connect failed: %s", pbs_err ? pbs_err : "unknown error");
-+ if (pbs_err) proxmox_backup_free_error(pbs_err);
-+ }
-+ return pbs_res;
-+}
-+
-+int coroutine_fn
-+proxmox_backup_co_add_config(
-+ ProxmoxBackupHandle *pbs,
-+ const char *name,
-+ const uint8_t *data,
-+ uint64_t size,
-+ Error **errp)
-+{
-+ Coroutine *co = qemu_coroutine_self();
-+ AioContext *ctx = qemu_get_current_aio_context();
-+ CoCtxData waker = { .co = co, .ctx = ctx };
-+ char *pbs_err = NULL;
-+ int pbs_res = -1;
-+
-+ proxmox_backup_add_config_async(
-+ pbs, name, data, size ,proxmox_backup_schedule_wake, &waker, &pbs_res, &pbs_err);
-+ qemu_coroutine_yield();
-+ if (pbs_res < 0) {
-+ if (errp) error_setg(errp, "backup add_config %s failed: %s", name, pbs_err ? pbs_err : "unknown error");
-+ if (pbs_err) proxmox_backup_free_error(pbs_err);
-+ }
-+ return pbs_res;
-+}
-+
-+int coroutine_fn
-+proxmox_backup_co_register_image(
-+ ProxmoxBackupHandle *pbs,
-+ const char *device_name,
-+ uint64_t size,
-+ Error **errp)
-+{
-+ Coroutine *co = qemu_coroutine_self();
-+ AioContext *ctx = qemu_get_current_aio_context();
-+ CoCtxData waker = { .co = co, .ctx = ctx };
-+ char *pbs_err = NULL;
-+ int pbs_res = -1;
-+
-+ proxmox_backup_register_image_async(
-+ pbs, device_name, size ,proxmox_backup_schedule_wake, &waker, &pbs_res, &pbs_err);
-+ qemu_coroutine_yield();
-+ if (pbs_res < 0) {
-+ if (errp) error_setg(errp, "backup register image failed: %s", pbs_err ? pbs_err : "unknown error");
-+ if (pbs_err) proxmox_backup_free_error(pbs_err);
-+ }
-+ return pbs_res;
-+}
-+
-+int coroutine_fn
-+proxmox_backup_co_finish(
-+ ProxmoxBackupHandle *pbs,
-+ Error **errp)
-+{
-+ Coroutine *co = qemu_coroutine_self();
-+ AioContext *ctx = qemu_get_current_aio_context();
-+ CoCtxData waker = { .co = co, .ctx = ctx };
-+ char *pbs_err = NULL;
-+ int pbs_res = -1;
-+
-+ proxmox_backup_finish_async(
-+ pbs, proxmox_backup_schedule_wake, &waker, &pbs_res, &pbs_err);
-+ qemu_coroutine_yield();
-+ if (pbs_res < 0) {
-+ if (errp) error_setg(errp, "backup finish failed: %s", pbs_err ? pbs_err : "unknown error");
-+ if (pbs_err) proxmox_backup_free_error(pbs_err);
-+ }
-+ return pbs_res;
-+}
-+
-+int coroutine_fn
-+proxmox_backup_co_close_image(
-+ ProxmoxBackupHandle *pbs,
-+ uint8_t dev_id,
-+ Error **errp)
-+{
-+ Coroutine *co = qemu_coroutine_self();
-+ AioContext *ctx = qemu_get_current_aio_context();
-+ CoCtxData waker = { .co = co, .ctx = ctx };
-+ char *pbs_err = NULL;
-+ int pbs_res = -1;
-+
-+ proxmox_backup_close_image_async(
-+ pbs, dev_id, proxmox_backup_schedule_wake, &waker, &pbs_res, &pbs_err);
-+ qemu_coroutine_yield();
-+ if (pbs_res < 0) {
-+ if (errp) error_setg(errp, "backup close image failed: %s", pbs_err ? pbs_err : "unknown error");
-+ if (pbs_err) proxmox_backup_free_error(pbs_err);
-+ }
-+ return pbs_res;
-+}
-+
-+int coroutine_fn
-+proxmox_backup_co_write_data(
-+ ProxmoxBackupHandle *pbs,
-+ uint8_t dev_id,
-+ const uint8_t *data,
-+ uint64_t offset,
-+ uint64_t size,
-+ Error **errp)
-+{
-+ Coroutine *co = qemu_coroutine_self();
-+ AioContext *ctx = qemu_get_current_aio_context();
-+ CoCtxData waker = { .co = co, .ctx = ctx };
-+ char *pbs_err = NULL;
-+ int pbs_res = -1;
-+
-+ proxmox_backup_write_data_async(
-+ pbs, dev_id, data, offset, size, proxmox_backup_schedule_wake, &waker, &pbs_res, &pbs_err);
-+ qemu_coroutine_yield();
-+ if (pbs_res < 0) {
-+ if (errp) error_setg(errp, "backup write data failed: %s", pbs_err ? pbs_err : "unknown error");
-+ if (pbs_err) proxmox_backup_free_error(pbs_err);
-+ }
-+ return pbs_res;
-+}
-diff --git a/proxmox-backup-client.h b/proxmox-backup-client.h
-new file mode 100644
-index 0000000000..1dda8b7d8f
---- /dev/null
-+++ b/proxmox-backup-client.h
-@@ -0,0 +1,59 @@
-+#ifndef PROXMOX_BACKUP_CLIENT_H
-+#define PROXMOX_BACKUP_CLIENT_H
-+
-+#include "qemu/osdep.h"
-+#include "qemu/coroutine.h"
-+#include "proxmox-backup-qemu.h"
-+
-+typedef struct CoCtxData {
-+ Coroutine *co;
-+ AioContext *ctx;
-+ void *data;
-+} CoCtxData;
-+
-+// FIXME: Remove once coroutines are supported for QMP
-+void block_on_coroutine_fn(CoroutineEntry *entry, void *entry_arg);
-+
-+int coroutine_fn
-+proxmox_backup_co_connect(
-+ ProxmoxBackupHandle *pbs,
-+ Error **errp);
-+
-+int coroutine_fn
-+proxmox_backup_co_add_config(
-+ ProxmoxBackupHandle *pbs,
-+ const char *name,
-+ const uint8_t *data,
-+ uint64_t size,
-+ Error **errp);
-+
-+int coroutine_fn
-+proxmox_backup_co_register_image(
-+ ProxmoxBackupHandle *pbs,
-+ const char *device_name,
-+ uint64_t size,
-+ Error **errp);
-+
-+
-+int coroutine_fn
-+proxmox_backup_co_finish(
-+ ProxmoxBackupHandle *pbs,
-+ Error **errp);
-+
-+int coroutine_fn
-+proxmox_backup_co_close_image(
-+ ProxmoxBackupHandle *pbs,
-+ uint8_t dev_id,
-+ Error **errp);
-+
-+int coroutine_fn
-+proxmox_backup_co_write_data(
-+ ProxmoxBackupHandle *pbs,
-+ uint8_t dev_id,
-+ const uint8_t *data,
-+ uint64_t offset,
-+ uint64_t size,
-+ Error **errp);
-+
-+
-+#endif /* PROXMOX_BACKUP_CLIENT_H */
-diff --git a/pve-backup.c b/pve-backup.c
-new file mode 100644
-index 0000000000..88f5ee133f
---- /dev/null
-+++ b/pve-backup.c
-@@ -0,0 +1,959 @@
-+#include "proxmox-backup-client.h"
-+#include "vma.h"
-+
-+#include "qemu/osdep.h"
-+#include "qemu/module.h"
-+#include "sysemu/block-backend.h"
-+#include "sysemu/blockdev.h"
-+#include "block/blockjob.h"
-+#include "qapi/qapi-commands-block.h"
-+#include "qapi/qmp/qerror.h"
-+
-+/* PVE backup state and related function */
-+
-+/*
-+ * Note: A resume from a qemu_coroutine_yield can happen in a different thread,
-+ * so you may not use normal mutexes within coroutines:
-+ *
-+ * ---bad-example---
-+ * qemu_rec_mutex_lock(lock)
-+ * ...
-+ * qemu_coroutine_yield() // wait for something
-+ * // we are now inside a different thread
-+ * qemu_rec_mutex_unlock(lock) // Crash - wrong thread!!
-+ * ---end-bad-example--
-+ *
-+ * ==> Always use CoMutext inside coroutines.
-+ * ==> Never acquire/release AioContext withing coroutines (because that use QemuRecMutex)
-+ *
-+ */
-+
-+static struct PVEBackupState {
-+ struct {
-+ // Everithing accessed from qmp_backup_query command is protected using lock
-+ QemuMutex lock;
-+ Error *error;
-+ time_t start_time;
-+ time_t end_time;
-+ char *backup_file;
-+ uuid_t uuid;
-+ char uuid_str[37];
-+ size_t total;
-+ size_t transferred;
-+ size_t zero_bytes;
-+ } stat;
-+ int64_t speed;
-+ VmaWriter *vmaw;
-+ ProxmoxBackupHandle *pbs;
-+ GList *di_list;
-+ QemuMutex backup_mutex;
-+ CoMutex dump_callback_mutex;
-+} backup_state;
-+
-+static void pvebackup_init(void)
-+{
-+ qemu_mutex_init(&backup_state.stat.lock);
-+ qemu_mutex_init(&backup_state.backup_mutex);
-+ qemu_co_mutex_init(&backup_state.dump_callback_mutex);
-+}
-+
-+// initialize PVEBackupState at startup
-+opts_init(pvebackup_init);
-+
-+typedef struct PVEBackupDevInfo {
-+ BlockDriverState *bs;
-+ size_t size;
-+ uint8_t dev_id;
-+ bool completed;
-+ char targetfile[PATH_MAX];
-+ BlockDriverState *target;
-+} PVEBackupDevInfo;
-+
-+static void pvebackup_run_next_job(void);
-+
-+static BlockJob *
-+lookup_active_block_job(PVEBackupDevInfo *di)
-+{
-+ if (!di->completed && di->bs) {
-+ for (BlockJob *job = block_job_next(NULL); job; job = block_job_next(job)) {
-+ if (job->job.driver->job_type != JOB_TYPE_BACKUP) {
-+ continue;
-+ }
-+
-+ BackupBlockJob *bjob = container_of(job, BackupBlockJob, common);
-+ if (bjob && bjob->source_bs == di->bs) {
-+ return job;
-+ }
-+ }
-+ }
-+ return NULL;
-+}
-+
-+static void pvebackup_propagate_error(Error *err)
-+{
-+ qemu_mutex_lock(&backup_state.stat.lock);
-+ error_propagate(&backup_state.stat.error, err);
-+ qemu_mutex_unlock(&backup_state.stat.lock);
-+}
-+
-+static bool pvebackup_error_or_canceled(void)
-+{
-+ qemu_mutex_lock(&backup_state.stat.lock);
-+ bool error_or_canceled = !!backup_state.stat.error;
-+ qemu_mutex_unlock(&backup_state.stat.lock);
-+
-+ return error_or_canceled;
-+}
-+
-+static void pvebackup_add_transfered_bytes(size_t transferred, size_t zero_bytes)
-+{
-+ qemu_mutex_lock(&backup_state.stat.lock);
-+ backup_state.stat.zero_bytes += zero_bytes;
-+ backup_state.stat.transferred += transferred;
-+ qemu_mutex_unlock(&backup_state.stat.lock);
-+}
-+
-+// This may get called from multiple coroutines in multiple io-threads
-+// Note1: this may get called after job_cancel()
-+static int coroutine_fn
-+pvebackup_co_dump_pbs_cb(
-+ void *opaque,
-+ uint64_t start,
-+ uint64_t bytes,
-+ const void *pbuf)
-+{
-+ assert(qemu_in_coroutine());
-+
-+ const uint64_t size = bytes;
-+ const unsigned char *buf = pbuf;
-+ PVEBackupDevInfo *di = opaque;
-+
-+ assert(backup_state.pbs);
-+
-+ Error *local_err = NULL;
-+ int pbs_res = -1;
-+
-+ qemu_co_mutex_lock(&backup_state.dump_callback_mutex);
-+
-+ // avoid deadlock if job is cancelled
-+ if (pvebackup_error_or_canceled()) {
-+ qemu_co_mutex_unlock(&backup_state.dump_callback_mutex);
-+ return -1;
-+ }
-+
-+ pbs_res = proxmox_backup_co_write_data(backup_state.pbs, di->dev_id, buf, start, size, &local_err);
-+ qemu_co_mutex_unlock(&backup_state.dump_callback_mutex);
-+
-+ if (pbs_res < 0) {
-+ pvebackup_propagate_error(local_err);
-+ return pbs_res;
-+ } else {
-+ pvebackup_add_transfered_bytes(size, !buf ? size : 0);
-+ }
-+
-+ return size;
-+}
-+
-+// This may get called from multiple coroutines in multiple io-threads
-+static int coroutine_fn
-+pvebackup_co_dump_vma_cb(
-+ void *opaque,
-+ uint64_t start,
-+ uint64_t bytes,
-+ const void *pbuf)
-+{
-+ assert(qemu_in_coroutine());
-+
-+ const uint64_t size = bytes;
-+ const unsigned char *buf = pbuf;
-+ PVEBackupDevInfo *di = opaque;
-+
-+ int ret = -1;
-+
-+ assert(backup_state.vmaw);
-+
-+ uint64_t remaining = size;
-+
-+ uint64_t cluster_num = start / VMA_CLUSTER_SIZE;
-+ if ((cluster_num * VMA_CLUSTER_SIZE) != start) {
-+ Error *local_err = NULL;
-+ error_setg(&local_err,
-+ "got unaligned write inside backup dump "
-+ "callback (sector %ld)", start);
-+ pvebackup_propagate_error(local_err);
-+ return -1; // not aligned to cluster size
-+ }
-+
-+ while (remaining > 0) {
-+ qemu_co_mutex_lock(&backup_state.dump_callback_mutex);
-+ // avoid deadlock if job is cancelled
-+ if (pvebackup_error_or_canceled()) {
-+ qemu_co_mutex_unlock(&backup_state.dump_callback_mutex);
-+ return -1;
-+ }
-+
-+ size_t zero_bytes = 0;
-+ ret = vma_writer_write(backup_state.vmaw, di->dev_id, cluster_num, buf, &zero_bytes);
-+ qemu_co_mutex_unlock(&backup_state.dump_callback_mutex);
-+
-+ ++cluster_num;
-+ if (buf) {
-+ buf += VMA_CLUSTER_SIZE;
-+ }
-+ if (ret < 0) {
-+ Error *local_err = NULL;
-+ vma_writer_error_propagate(backup_state.vmaw, &local_err);
-+ pvebackup_propagate_error(local_err);
-+ return ret;
-+ } else {
-+ if (remaining >= VMA_CLUSTER_SIZE) {
-+ assert(ret == VMA_CLUSTER_SIZE);
-+ pvebackup_add_transfered_bytes(VMA_CLUSTER_SIZE, zero_bytes);
-+ remaining -= VMA_CLUSTER_SIZE;
-+ } else {
-+ assert(ret == remaining);
-+ pvebackup_add_transfered_bytes(remaining, zero_bytes);
-+ remaining = 0;
-+ }
-+ }
-+ }
-+
-+ return size;
-+}
-+
-+// assumes the caller holds backup_mutex
-+static void coroutine_fn pvebackup_co_cleanup(void *unused)
-+{
-+ assert(qemu_in_coroutine());
-+
-+ qemu_mutex_lock(&backup_state.stat.lock);
-+ backup_state.stat.end_time = time(NULL);
-+ qemu_mutex_unlock(&backup_state.stat.lock);
-+
-+ if (backup_state.vmaw) {
-+ Error *local_err = NULL;
-+ vma_writer_close(backup_state.vmaw, &local_err);
-+
-+ if (local_err != NULL) {
-+ pvebackup_propagate_error(local_err);
-+ }
-+
-+ backup_state.vmaw = NULL;
-+ }
-+
-+ if (backup_state.pbs) {
-+ if (!pvebackup_error_or_canceled()) {
-+ Error *local_err = NULL;
-+ proxmox_backup_co_finish(backup_state.pbs, &local_err);
-+ if (local_err != NULL) {
-+ pvebackup_propagate_error(local_err);
-+ }
-+ }
-+
-+ proxmox_backup_disconnect(backup_state.pbs);
-+ backup_state.pbs = NULL;
-+ }
-+
-+ g_list_free(backup_state.di_list);
-+ backup_state.di_list = NULL;
-+}
-+
-+// assumes the caller holds backup_mutex
-+static void coroutine_fn pvebackup_complete_stream(void *opaque)
-+{
-+ PVEBackupDevInfo *di = opaque;
-+
-+ bool error_or_canceled = pvebackup_error_or_canceled();
-+
-+ if (backup_state.vmaw) {
-+ vma_writer_close_stream(backup_state.vmaw, di->dev_id);
-+ }
-+
-+ if (backup_state.pbs && !error_or_canceled) {
-+ Error *local_err = NULL;
-+ proxmox_backup_co_close_image(backup_state.pbs, di->dev_id, &local_err);
-+ if (local_err != NULL) {
-+ pvebackup_propagate_error(local_err);
-+ }
-+ }
-+}
-+
-+static void pvebackup_complete_cb(void *opaque, int ret)
-+{
-+ assert(!qemu_in_coroutine());
-+
-+ PVEBackupDevInfo *di = opaque;
-+
-+ qemu_mutex_lock(&backup_state.backup_mutex);
-+
-+ di->completed = true;
-+
-+ if (ret < 0) {
-+ Error *local_err = NULL;
-+ error_setg(&local_err, "job failed with err %d - %s", ret, strerror(-ret));
-+ pvebackup_propagate_error(local_err);
-+ }
-+
-+ di->bs = NULL;
-+
-+ assert(di->target == NULL);
-+
-+ block_on_coroutine_fn(pvebackup_complete_stream, di);
-+
-+ // remove self from job queue
-+ backup_state.di_list = g_list_remove(backup_state.di_list, di);
-+
-+ g_free(di);
-+
-+ qemu_mutex_unlock(&backup_state.backup_mutex);
-+
-+ pvebackup_run_next_job();
-+}
-+
-+static void pvebackup_cancel(void)
-+{
-+ assert(!qemu_in_coroutine());
-+
-+ Error *cancel_err = NULL;
-+ error_setg(&cancel_err, "backup canceled");
-+ pvebackup_propagate_error(cancel_err);
-+
-+ qemu_mutex_lock(&backup_state.backup_mutex);
-+
-+ if (backup_state.vmaw) {
-+ /* make sure vma writer does not block anymore */
-+ vma_writer_set_error(backup_state.vmaw, "backup canceled");
-+ }
-+
-+ if (backup_state.pbs) {
-+ proxmox_backup_abort(backup_state.pbs, "backup canceled");
-+ }
-+
-+ qemu_mutex_unlock(&backup_state.backup_mutex);
-+
-+ for(;;) {
-+
-+ BlockJob *next_job = NULL;
-+
-+ qemu_mutex_lock(&backup_state.backup_mutex);
-+
-+ GList *l = backup_state.di_list;
-+ while (l) {
-+ PVEBackupDevInfo *di = (PVEBackupDevInfo *)l->data;
-+ l = g_list_next(l);
-+
-+ BlockJob *job = lookup_active_block_job(di);
-+ if (job != NULL) {
-+ next_job = job;
-+ break;
-+ }
-+ }
-+
-+ qemu_mutex_unlock(&backup_state.backup_mutex);
-+
-+ if (next_job) {
-+ AioContext *aio_context = next_job->job.aio_context;
-+ aio_context_acquire(aio_context);
-+ job_cancel_sync(&next_job->job, true);
-+ aio_context_release(aio_context);
-+ } else {
-+ break;
-+ }
-+ }
-+}
-+
-+void qmp_backup_cancel(Error **errp)
-+{
-+ pvebackup_cancel();
-+}
-+
-+// assumes the caller holds backup_mutex
-+static int coroutine_fn pvebackup_co_add_config(
-+ const char *file,
-+ const char *name,
-+ BackupFormat format,
-+ const char *backup_dir,
-+ VmaWriter *vmaw,
-+ ProxmoxBackupHandle *pbs,
-+ Error **errp)
-+{
-+ int res = 0;
-+
-+ char *cdata = NULL;
-+ gsize clen = 0;
-+ GError *err = NULL;
-+ if (!g_file_get_contents(file, &cdata, &clen, &err)) {
-+ error_setg(errp, "unable to read file '%s'", file);
-+ return 1;
-+ }
-+
-+ char *basename = g_path_get_basename(file);
-+ if (name == NULL) name = basename;
-+
-+ if (format == BACKUP_FORMAT_VMA) {
-+ if (vma_writer_add_config(vmaw, name, cdata, clen) != 0) {
-+ error_setg(errp, "unable to add %s config data to vma archive", file);
-+ goto err;
-+ }
-+ } else if (format == BACKUP_FORMAT_PBS) {
-+ if (proxmox_backup_co_add_config(pbs, name, (unsigned char *)cdata, clen, errp) < 0)
-+ goto err;
-+ } else if (format == BACKUP_FORMAT_DIR) {
-+ char config_path[PATH_MAX];
-+ snprintf(config_path, PATH_MAX, "%s/%s", backup_dir, name);
-+ if (!g_file_set_contents(config_path, cdata, clen, &err)) {
-+ error_setg(errp, "unable to write config file '%s'", config_path);
-+ goto err;
-+ }
-+ }
-+
-+ out:
-+ g_free(basename);
-+ g_free(cdata);
-+ return res;
-+
-+ err:
-+ res = -1;
-+ goto out;
-+}
-+
-+bool job_should_pause(Job *job);
-+
-+static void pvebackup_run_next_job(void)
-+{
-+ assert(!qemu_in_coroutine());
-+
-+ qemu_mutex_lock(&backup_state.backup_mutex);
-+
-+ GList *l = backup_state.di_list;
-+ while (l) {
-+ PVEBackupDevInfo *di = (PVEBackupDevInfo *)l->data;
-+ l = g_list_next(l);
-+
-+ BlockJob *job = lookup_active_block_job(di);
-+
-+ if (job) {
-+ qemu_mutex_unlock(&backup_state.backup_mutex);
-+
-+ AioContext *aio_context = job->job.aio_context;
-+ aio_context_acquire(aio_context);
-+
-+ if (job_should_pause(&job->job)) {
-+ bool error_or_canceled = pvebackup_error_or_canceled();
-+ if (error_or_canceled) {
-+ job_cancel_sync(&job->job, true);
-+ } else {
-+ job_resume(&job->job);
-+ }
-+ }
-+ aio_context_release(aio_context);
-+ return;
-+ }
-+ }
-+
-+ block_on_coroutine_fn(pvebackup_co_cleanup, NULL); // no more jobs, run cleanup
-+
-+ qemu_mutex_unlock(&backup_state.backup_mutex);
-+}
-+
-+static bool create_backup_jobs(void) {
-+
-+ assert(!qemu_in_coroutine());
-+
-+ Error *local_err = NULL;
-+
-+ BackupPerf perf = { .max_workers = 16 };
-+
-+ /* create and start all jobs (paused state) */
-+ GList *l = backup_state.di_list;
-+ while (l) {
-+ PVEBackupDevInfo *di = (PVEBackupDevInfo *)l->data;
-+ l = g_list_next(l);
-+
-+ assert(di->target != NULL);
-+
-+ AioContext *aio_context = bdrv_get_aio_context(di->bs);
-+ aio_context_acquire(aio_context);
-+
-+ BlockJob *job = backup_job_create(
-+ NULL, di->bs, di->target, backup_state.speed, MIRROR_SYNC_MODE_FULL, NULL,
-+ BITMAP_SYNC_MODE_NEVER, false, NULL, &perf, BLOCKDEV_ON_ERROR_REPORT, BLOCKDEV_ON_ERROR_REPORT,
-+ JOB_DEFAULT, pvebackup_complete_cb, di, NULL, &local_err);
-+
-+ aio_context_release(aio_context);
-+
-+ if (!job || local_err != NULL) {
-+ Error *create_job_err = NULL;
-+ error_setg(&create_job_err, "backup_job_create failed: %s",
-+ local_err ? error_get_pretty(local_err) : "null");
-+
-+ pvebackup_propagate_error(create_job_err);
-+ break;
-+ }
-+ job_start(&job->job);
-+
-+ bdrv_unref(di->target);
-+ di->target = NULL;
-+ }
-+
-+ bool errors = pvebackup_error_or_canceled();
-+
-+ if (errors) {
-+ l = backup_state.di_list;
-+ while (l) {
-+ PVEBackupDevInfo *di = (PVEBackupDevInfo *)l->data;
-+ l = g_list_next(l);
-+
-+ if (di->target) {
-+ bdrv_unref(di->target);
-+ di->target = NULL;
-+ }
-+ }
-+ }
-+
-+ return errors;
-+}
-+
-+typedef struct QmpBackupTask {
-+ const char *backup_file;
-+ bool has_password;
-+ const char *password;
-+ bool has_keyfile;
-+ const char *keyfile;
-+ bool has_key_password;
-+ const char *key_password;
-+ bool has_backup_id;
-+ const char *backup_id;
-+ bool has_backup_time;
-+ const char *fingerprint;
-+ bool has_fingerprint;
-+ int64_t backup_time;
-+ bool has_format;
-+ BackupFormat format;
-+ bool has_config_file;
-+ const char *config_file;
-+ bool has_firewall_file;
-+ const char *firewall_file;
-+ bool has_devlist;
-+ const char *devlist;
-+ bool has_speed;
-+ int64_t speed;
-+ Error **errp;
-+ UuidInfo *result;
-+} QmpBackupTask;
-+
-+// assumes the caller holds backup_mutex
-+static void coroutine_fn pvebackup_co_prepare(void *opaque)
-+{
-+ assert(qemu_in_coroutine());
-+
-+ QmpBackupTask *task = opaque;
-+
-+ task->result = NULL; // just to be sure
-+
-+ BlockBackend *blk;
-+ BlockDriverState *bs = NULL;
-+ const char *backup_dir = NULL;
-+ Error *local_err = NULL;
-+ uuid_t uuid;
-+ VmaWriter *vmaw = NULL;
-+ ProxmoxBackupHandle *pbs = NULL;
-+ gchar **devs = NULL;
-+ GList *di_list = NULL;
-+ GList *l;
-+ UuidInfo *uuid_info;
-+
-+ const char *config_name = "qemu-server.conf";
-+ const char *firewall_name = "qemu-server.fw";
-+
-+ if (backup_state.di_list) {
-+ error_set(task->errp, ERROR_CLASS_GENERIC_ERROR,
-+ "previous backup not finished");
-+ return;
-+ }
-+
-+ /* Todo: try to auto-detect format based on file name */
-+ BackupFormat format = task->has_format ? task->format : BACKUP_FORMAT_VMA;
-+
-+ if (task->has_devlist) {
-+ devs = g_strsplit_set(task->devlist, ",;:", -1);
-+
-+ gchar **d = devs;
-+ while (d && *d) {
-+ blk = blk_by_name(*d);
-+ if (blk) {
-+ bs = blk_bs(blk);
-+ if (!bdrv_is_inserted(bs)) {
-+ error_setg(task->errp, QERR_DEVICE_HAS_NO_MEDIUM, *d);
-+ goto err;
-+ }
-+ PVEBackupDevInfo *di = g_new0(PVEBackupDevInfo, 1);
-+ di->bs = bs;
-+ di_list = g_list_append(di_list, di);
-+ } else {
-+ error_set(task->errp, ERROR_CLASS_DEVICE_NOT_FOUND,
-+ "Device '%s' not found", *d);
-+ goto err;
-+ }
-+ d++;
-+ }
-+
-+ } else {
-+ BdrvNextIterator it;
-+
-+ bs = NULL;
-+ for (bs = bdrv_first(&it); bs; bs = bdrv_next(&it)) {
-+ if (!bdrv_is_inserted(bs) || bdrv_is_read_only(bs)) {
-+ continue;
-+ }
-+
-+ PVEBackupDevInfo *di = g_new0(PVEBackupDevInfo, 1);
-+ di->bs = bs;
-+ di_list = g_list_append(di_list, di);
-+ }
-+ }
-+
-+ if (!di_list) {
-+ error_set(task->errp, ERROR_CLASS_GENERIC_ERROR, "empty device list");
-+ goto err;
-+ }
-+
-+ size_t total = 0;
-+
-+ l = di_list;
-+ while (l) {
-+ PVEBackupDevInfo *di = (PVEBackupDevInfo *)l->data;
-+ l = g_list_next(l);
-+ if (bdrv_op_is_blocked(di->bs, BLOCK_OP_TYPE_BACKUP_SOURCE, task->errp)) {
-+ goto err;
-+ }
-+
-+ ssize_t size = bdrv_getlength(di->bs);
-+ if (size < 0) {
-+ error_setg_errno(task->errp, -di->size, "bdrv_getlength failed");
-+ goto err;
-+ }
-+ di->size = size;
-+ total += size;
-+ }
-+
-+ uuid_generate(uuid);
-+
-+ if (format == BACKUP_FORMAT_PBS) {
-+ if (!task->has_password) {
-+ error_set(task->errp, ERROR_CLASS_GENERIC_ERROR, "missing parameter 'password'");
-+ goto err;
-+ }
-+ if (!task->has_backup_id) {
-+ error_set(task->errp, ERROR_CLASS_GENERIC_ERROR, "missing parameter 'backup-id'");
-+ goto err;
-+ }
-+ if (!task->has_backup_time) {
-+ error_set(task->errp, ERROR_CLASS_GENERIC_ERROR, "missing parameter 'backup-time'");
-+ goto err;
-+ }
-+
-+ int dump_cb_block_size = PROXMOX_BACKUP_DEFAULT_CHUNK_SIZE; // Hardcoded (4M)
-+ firewall_name = "fw.conf";
-+
-+ char *pbs_err = NULL;
-+ pbs = proxmox_backup_new(
-+ task->backup_file,
-+ task->backup_id,
-+ task->backup_time,
-+ dump_cb_block_size,
-+ task->has_password ? task->password : NULL,
-+ task->has_keyfile ? task->keyfile : NULL,
-+ task->has_key_password ? task->key_password : NULL,
-+ task->has_fingerprint ? task->fingerprint : NULL,
-+ &pbs_err);
-+
-+ if (!pbs) {
-+ error_set(task->errp, ERROR_CLASS_GENERIC_ERROR,
-+ "proxmox_backup_new failed: %s", pbs_err);
-+ proxmox_backup_free_error(pbs_err);
-+ goto err;
-+ }
-+
-+ if (proxmox_backup_co_connect(pbs, task->errp) < 0)
-+ goto err;
-+
-+ /* register all devices */
-+ l = di_list;
-+ while (l) {
-+ PVEBackupDevInfo *di = (PVEBackupDevInfo *)l->data;
-+ l = g_list_next(l);
-+
-+ const char *devname = bdrv_get_device_name(di->bs);
-+
-+ int dev_id = proxmox_backup_co_register_image(pbs, devname, di->size, task->errp);
-+ if (dev_id < 0)
-+ goto err;
-+
-+ if (!(di->target = bdrv_backup_dump_create(dump_cb_block_size, di->size, pvebackup_co_dump_pbs_cb, di, task->errp))) {
-+ goto err;
-+ }
-+
-+ di->dev_id = dev_id;
-+ }
-+ } else if (format == BACKUP_FORMAT_VMA) {
-+ vmaw = vma_writer_create(task->backup_file, uuid, &local_err);
-+ if (!vmaw) {
-+ if (local_err) {
-+ error_propagate(task->errp, local_err);
-+ }
-+ goto err;
-+ }
-+
-+ /* register all devices for vma writer */
-+ l = di_list;
-+ while (l) {
-+ PVEBackupDevInfo *di = (PVEBackupDevInfo *)l->data;
-+ l = g_list_next(l);
-+
-+ if (!(di->target = bdrv_backup_dump_create(VMA_CLUSTER_SIZE, di->size, pvebackup_co_dump_vma_cb, di, task->errp))) {
-+ goto err;
-+ }
-+
-+ const char *devname = bdrv_get_device_name(di->bs);
-+ di->dev_id = vma_writer_register_stream(vmaw, devname, di->size);
-+ if (di->dev_id <= 0) {
-+ error_set(task->errp, ERROR_CLASS_GENERIC_ERROR,
-+ "register_stream failed");
-+ goto err;
-+ }
-+ }
-+ } else if (format == BACKUP_FORMAT_DIR) {
-+ if (mkdir(task->backup_file, 0640) != 0) {
-+ error_setg_errno(task->errp, errno, "can't create directory '%s'\n",
-+ task->backup_file);
-+ goto err;
-+ }
-+ backup_dir = task->backup_file;
-+
-+ l = di_list;
-+ while (l) {
-+ PVEBackupDevInfo *di = (PVEBackupDevInfo *)l->data;
-+ l = g_list_next(l);
-+
-+ const char *devname = bdrv_get_device_name(di->bs);
-+ snprintf(di->targetfile, PATH_MAX, "%s/%s.raw", backup_dir, devname);
-+
-+ int flags = BDRV_O_RDWR;
-+ bdrv_img_create(di->targetfile, "raw", NULL, NULL, NULL,
-+ di->size, flags, false, &local_err);
-+ if (local_err) {
-+ error_propagate(task->errp, local_err);
-+ goto err;
-+ }
-+
-+ di->target = bdrv_open(di->targetfile, NULL, NULL, flags, &local_err);
-+ if (!di->target) {
-+ error_propagate(task->errp, local_err);
-+ goto err;
-+ }
-+ }
-+ } else {
-+ error_set(task->errp, ERROR_CLASS_GENERIC_ERROR, "unknown backup format");
-+ goto err;
-+ }
-+
-+
-+ /* add configuration file to archive */
-+ if (task->has_config_file) {
-+ if (pvebackup_co_add_config(task->config_file, config_name, format, backup_dir,
-+ vmaw, pbs, task->errp) != 0) {
-+ goto err;
-+ }
-+ }
-+
-+ /* add firewall file to archive */
-+ if (task->has_firewall_file) {
-+ if (pvebackup_co_add_config(task->firewall_file, firewall_name, format, backup_dir,
-+ vmaw, pbs, task->errp) != 0) {
-+ goto err;
-+ }
-+ }
-+ /* initialize global backup_state now */
-+
-+ qemu_mutex_lock(&backup_state.stat.lock);
-+
-+ if (backup_state.stat.error) {
-+ error_free(backup_state.stat.error);
-+ backup_state.stat.error = NULL;
-+ }
-+
-+ backup_state.stat.start_time = time(NULL);
-+ backup_state.stat.end_time = 0;
-+
-+ if (backup_state.stat.backup_file) {
-+ g_free(backup_state.stat.backup_file);
-+ }
-+ backup_state.stat.backup_file = g_strdup(task->backup_file);
-+
-+ uuid_copy(backup_state.stat.uuid, uuid);
-+ uuid_unparse_lower(uuid, backup_state.stat.uuid_str);
-+ char *uuid_str = g_strdup(backup_state.stat.uuid_str);
-+
-+ backup_state.stat.total = total;
-+ backup_state.stat.transferred = 0;
-+ backup_state.stat.zero_bytes = 0;
-+
-+ qemu_mutex_unlock(&backup_state.stat.lock);
-+
-+ backup_state.speed = (task->has_speed && task->speed > 0) ? task->speed : 0;
-+
-+ backup_state.vmaw = vmaw;
-+ backup_state.pbs = pbs;
-+
-+ backup_state.di_list = di_list;
-+
-+ uuid_info = g_malloc0(sizeof(*uuid_info));
-+ uuid_info->UUID = uuid_str;
-+
-+ task->result = uuid_info;
-+ return;
-+
-+err:
-+
-+ l = di_list;
-+ while (l) {
-+ PVEBackupDevInfo *di = (PVEBackupDevInfo *)l->data;
-+ l = g_list_next(l);
-+
-+ if (di->target) {
-+ bdrv_unref(di->target);
-+ }
-+
-+ if (di->targetfile[0]) {
-+ unlink(di->targetfile);
-+ }
-+ g_free(di);
-+ }
-+ g_list_free(di_list);
-+
-+ if (devs) {
-+ g_strfreev(devs);
-+ }
-+
-+ if (vmaw) {
-+ Error *err = NULL;
-+ vma_writer_close(vmaw, &err);
-+ unlink(task->backup_file);
-+ }
-+
-+ if (pbs) {
-+ proxmox_backup_disconnect(pbs);
-+ }
-+
-+ if (backup_dir) {
-+ rmdir(backup_dir);
-+ }
-+
-+ task->result = NULL;
-+ return;
-+}
-+
-+UuidInfo *qmp_backup(
-+ const char *backup_file,
-+ bool has_password, const char *password,
-+ bool has_keyfile, const char *keyfile,
-+ bool has_key_password, const char *key_password,
-+ bool has_fingerprint, const char *fingerprint,
-+ bool has_backup_id, const char *backup_id,
-+ bool has_backup_time, int64_t backup_time,
-+ bool has_format, BackupFormat format,
-+ bool has_config_file, const char *config_file,
-+ bool has_firewall_file, const char *firewall_file,
-+ bool has_devlist, const char *devlist,
-+ bool has_speed, int64_t speed, Error **errp)
-+{
-+ QmpBackupTask task = {
-+ .backup_file = backup_file,
-+ .has_password = has_password,
-+ .password = password,
-+ .has_key_password = has_key_password,
-+ .key_password = key_password,
-+ .has_fingerprint = has_fingerprint,
-+ .fingerprint = fingerprint,
-+ .has_backup_id = has_backup_id,
-+ .backup_id = backup_id,
-+ .has_backup_time = has_backup_time,
-+ .backup_time = backup_time,
-+ .has_format = has_format,
-+ .format = format,
-+ .has_config_file = has_config_file,
-+ .config_file = config_file,
-+ .has_firewall_file = has_firewall_file,
-+ .firewall_file = firewall_file,
-+ .has_devlist = has_devlist,
-+ .devlist = devlist,
-+ .has_speed = has_speed,
-+ .speed = speed,
-+ .errp = errp,
-+ };
-+
-+ qemu_mutex_lock(&backup_state.backup_mutex);
-+
-+ block_on_coroutine_fn(pvebackup_co_prepare, &task);
-+
-+ if (*errp == NULL) {
-+ create_backup_jobs();
-+ qemu_mutex_unlock(&backup_state.backup_mutex);
-+ pvebackup_run_next_job();
-+ } else {
-+ qemu_mutex_unlock(&backup_state.backup_mutex);
-+ }
-+
-+ return task.result;
-+}
-+
-+BackupStatus *qmp_query_backup(Error **errp)
-+{
-+ BackupStatus *info = g_malloc0(sizeof(*info));
-+
-+ qemu_mutex_lock(&backup_state.stat.lock);
-+
-+ if (!backup_state.stat.start_time) {
-+ /* not started, return {} */
-+ qemu_mutex_unlock(&backup_state.stat.lock);
-+ return info;
-+ }
-+
-+ info->has_status = true;
-+ info->has_start_time = true;
-+ info->start_time = backup_state.stat.start_time;
-+
-+ if (backup_state.stat.backup_file) {
-+ info->has_backup_file = true;
-+ info->backup_file = g_strdup(backup_state.stat.backup_file);
-+ }
-+
-+ info->has_uuid = true;
-+ info->uuid = g_strdup(backup_state.stat.uuid_str);
-+
-+ if (backup_state.stat.end_time) {
-+ if (backup_state.stat.error) {
-+ info->status = g_strdup("error");
-+ info->has_errmsg = true;
-+ info->errmsg = g_strdup(error_get_pretty(backup_state.stat.error));
-+ } else {
-+ info->status = g_strdup("done");
-+ }
-+ info->has_end_time = true;
-+ info->end_time = backup_state.stat.end_time;
-+ } else {
-+ info->status = g_strdup("active");
-+ }
-+
-+ info->has_total = true;
-+ info->total = backup_state.stat.total;
-+ info->has_zero_bytes = true;
-+ info->zero_bytes = backup_state.stat.zero_bytes;
-+ info->has_transferred = true;
-+ info->transferred = backup_state.stat.transferred;
-+
-+ qemu_mutex_unlock(&backup_state.stat.lock);
-+
-+ return info;
-+}
-diff --git a/qapi/block-core.json b/qapi/block-core.json
-index 564b6b43f7..ffcc25367b 100644
---- a/qapi/block-core.json
-+++ b/qapi/block-core.json
-@@ -744,6 +744,115 @@
- { 'command': 'query-block', 'returns': ['BlockInfo'] }
-
-
-+##
-+# @BackupStatus:
-+#
-+# Detailed backup status.
-+#
-+# @status: string describing the current backup status.
-+# This can be 'active', 'done', 'error'. If this field is not
-+# returned, no backup process has been initiated
-+#
-+# @errmsg: error message (only returned if status is 'error')
-+#
-+# @total: total amount of bytes involved in the backup process
-+#
-+# @transferred: amount of bytes already backed up.
-+#
-+# @zero-bytes: amount of 'zero' bytes detected.
-+#
-+# @start-time: time (epoch) when backup job started.
-+#
-+# @end-time: time (epoch) when backup job finished.
-+#
-+# @backup-file: backup file name
-+#
-+# @uuid: uuid for this backup job
-+#
-+##
-+{ 'struct': 'BackupStatus',
-+ 'data': {'*status': 'str', '*errmsg': 'str', '*total': 'int',
-+ '*transferred': 'int', '*zero-bytes': 'int',
-+ '*start-time': 'int', '*end-time': 'int',
-+ '*backup-file': 'str', '*uuid': 'str' } }
-+
-+##
-+# @BackupFormat:
-+#
-+# An enumeration of supported backup formats.
-+#
-+# @vma: Proxmox vma backup format
-+##
-+{ 'enum': 'BackupFormat',
-+ 'data': [ 'vma', 'dir', 'pbs' ] }
-+
-+##
-+# @backup:
-+#
-+# Starts a VM backup.
-+#
-+# @backup-file: the backup file name
-+#
-+# @format: format of the backup file
-+#
-+# @config-file: a configuration file to include into
-+# the backup archive.
-+#
-+# @speed: the maximum speed, in bytes per second
-+#
-+# @devlist: list of block device names (separated by ',', ';'
-+# or ':'). By default the backup includes all writable block devices.
-+#
-+# @password: backup server passsword (required for format 'pbs')
-+#
-+# @keyfile: keyfile used for encryption (optional for format 'pbs')
-+#
-+# @key-password: password for keyfile (optional for format 'pbs')
-+#
-+# @fingerprint: server cert fingerprint (optional for format 'pbs')
-+#
-+# @backup-id: backup ID (required for format 'pbs')
-+#
-+# @backup-time: backup timestamp (Unix epoch, required for format 'pbs')
-+#
-+# Returns: the uuid of the backup job
-+#
-+##
-+{ 'command': 'backup', 'data': { 'backup-file': 'str',
-+ '*password': 'str',
-+ '*keyfile': 'str',
-+ '*key-password': 'str',
-+ '*fingerprint': 'str',
-+ '*backup-id': 'str',
-+ '*backup-time': 'int',
-+ '*format': 'BackupFormat',
-+ '*config-file': 'str',
-+ '*firewall-file': 'str',
-+ '*devlist': 'str', '*speed': 'int' },
-+ 'returns': 'UuidInfo' }
-+
-+##
-+# @query-backup:
-+#
-+# Returns information about current/last backup task.
-+#
-+# Returns: @BackupStatus
-+#
-+##
-+{ 'command': 'query-backup', 'returns': 'BackupStatus' }
-+
-+##
-+# @backup-cancel:
-+#
-+# Cancel the current executing backup process.
-+#
-+# Returns: nothing on success
-+#
-+# Notes: This command succeeds even if there is no backup process running.
-+#
-+##
-+{ 'command': 'backup-cancel' }
-+
- ##
- # @BlockDeviceTimedStats:
- #
-diff --git a/qapi/common.json b/qapi/common.json
-index 412cc4f5ae..3e7a77ea66 100644
---- a/qapi/common.json
-+++ b/qapi/common.json
-@@ -208,3 +208,16 @@
- ##
- { 'struct': 'HumanReadableText',
- 'data': { 'human-readable-text': 'str' } }
-+
-+##
-+# @UuidInfo:
-+#
-+# Guest UUID information (Universally Unique Identifier).
-+#
-+# @UUID: the UUID of the guest
-+#
-+# Since: 0.14.0
-+#
-+# Notes: If no UUID was specified for the guest, a null UUID is returned.
-+##
-+{ 'struct': 'UuidInfo', 'data': {'UUID': 'str'} }
-diff --git a/qapi/machine.json b/qapi/machine.json
-index 39ba204b52..091aafeff7 100644
---- a/qapi/machine.json
-+++ b/qapi/machine.json
-@@ -4,6 +4,8 @@
- # This work is licensed under the terms of the GNU GPL, version 2 or later.
- # See the COPYING file in the top-level directory.
-
-+{ 'include': 'common.json' }
-+
- ##
- # = Machines
- ##
-@@ -227,19 +229,6 @@
- ##
- { 'command': 'query-target', 'returns': 'TargetInfo' }
-
--##
--# @UuidInfo:
--#
--# Guest UUID information (Universally Unique Identifier).
--#
--# @UUID: the UUID of the guest
--#
--# Since: 0.14
--#
--# Notes: If no UUID was specified for the guest, a null UUID is returned.
--##
--{ 'struct': 'UuidInfo', 'data': {'UUID': 'str'} }
--
- ##
- # @query-uuid:
- #
projects / pve-qemu.git / blobdiff