Enable libvirt send some events to the guest.
This command currently only supports NMI and key events.
Signed-off-by: Lai Jiangshan <laijs@xxxxxxxxxxxxxx>
---
daemon/remote.c | 52 +++++++++++++++++++++
daemon/remote_dispatch_args.h | 2
daemon/remote_dispatch_prototypes.h | 16 ++++++
daemon/remote_dispatch_table.h | 10 ++++
include/libvirt/libvirt.h.in | 3 +
src/driver.h | 7 ++
src/esx/esx_driver.c | 2
src/libvirt.c | 88 ++++++++++++++++++++++++++++++++++++
src/libvirt_public.syms | 2
src/libxl/libxl_driver.c | 2
src/lxc/lxc_driver.c | 2
src/openvz/openvz_driver.c | 2
src/phyp/phyp_driver.c | 4 +
src/qemu/qemu_driver.c | 86 +++++++++++++++++++++++++++++++++++
src/qemu/qemu_monitor.c | 27 +++++++++++
src/qemu/qemu_monitor.h | 3 +
src/qemu/qemu_monitor_json.c | 68 +++++++++++++++++++++++++++
src/qemu/qemu_monitor_json.h | 3 +
src/qemu/qemu_monitor_text.c | 56 ++++++++++++++++++++++
src/qemu/qemu_monitor_text.h | 2
src/remote/remote_driver.c | 50 ++++++++++++++++++++
src/remote/remote_protocol.c | 22 +++++++++
src/remote/remote_protocol.h | 19 +++++++
src/remote/remote_protocol.x | 14 +++++
src/test/test_driver.c | 2
src/uml/uml_driver.c | 2
src/vbox/vbox_tmpl.c | 2
src/vmware/vmware_driver.c | 2
src/xen/xen_driver.c | 2
src/xenapi/xenapi_driver.c | 2
tools/virsh.c | 56 ++++++++++++++++++++++
31 files changed, 608 insertions(+), 2 deletions(-)
diff --git a/daemon/remote.c b/daemon/remote.c
index 1700c2d..5f9e78a 100644
--- a/daemon/remote.c
+++ b/daemon/remote.c
@@ -2836,6 +2836,58 @@ remoteDispatchDomainGetBlkioParameters(struct qemud_server *server
}
static int
+remoteDispatchDomainSendEventNMI(struct qemud_server *server ATTRIBUTE_UNUSED,
+ struct qemud_client *client ATTRIBUTE_UNUSED,
+ virConnectPtr conn,
+ remote_message_header *hdr ATTRIBUTE_UNUSED,
+ remote_error *rerr,
+ remote_domain_send_event_nmi_args *args,
+ void *ret ATTRIBUTE_UNUSED)
+{
+ virDomainPtr dom;
+
+ dom = get_nonnull_domain(conn, args->dom);
+ if (dom == NULL) {
+ remoteDispatchConnError(rerr, conn);
+ return -1;
+ }
+
+ if (virDomainSendEventNMI(dom, args->vcpu) == -1) {
+ virDomainFree(dom);
+ remoteDispatchConnError(rerr, conn);
+ return -1;
+ }
+ virDomainFree(dom);
+ return 0;
+}
+
+static int
+remoteDispatchDomainSendEventKey(struct qemud_server *server ATTRIBUTE_UNUSED,
+ struct qemud_client *client ATTRIBUTE_UNUSED,
+ virConnectPtr conn,
+ remote_message_header *hdr ATTRIBUTE_UNUSED,
+ remote_error *rerr,
+ remote_domain_send_event_key_args *args,
+ void *ret ATTRIBUTE_UNUSED)
+{
+ virDomainPtr dom;
+
+ dom = get_nonnull_domain(conn, args->dom);
+ if (dom == NULL) {
+ remoteDispatchConnError(rerr, conn);
+ return -1;
+ }
+
+ if (virDomainSendEventKey(dom, args->key) == -1) {
+ virDomainFree(dom);
+ remoteDispatchConnError(rerr, conn);
+ return -1;
+ }
+ virDomainFree(dom);
+ return 0;
+}
+
+static int
remoteDispatchDomainSetVcpus (struct qemud_server *server ATTRIBUTE_UNUSED,
struct qemud_client *client ATTRIBUTE_UNUSED,
virConnectPtr conn,
diff --git a/daemon/remote_dispatch_args.h b/daemon/remote_dispatch_args.h
index f9537d7..289a42e 100644
--- a/daemon/remote_dispatch_args.h
+++ b/daemon/remote_dispatch_args.h
@@ -178,3 +178,5 @@
remote_domain_migrate_set_max_speed_args val_remote_domain_migrate_set_max_speed_args;
remote_storage_vol_upload_args val_remote_storage_vol_upload_args;
remote_storage_vol_download_args val_remote_storage_vol_download_args;
+ remote_domain_send_event_nmi_args val_remote_domain_send_event_nmi_args;
+ remote_domain_send_event_key_args val_remote_domain_send_event_key_args;
diff --git a/daemon/remote_dispatch_prototypes.h b/daemon/remote_dispatch_prototypes.h
index 18bf41d..f920193 100644
--- a/daemon/remote_dispatch_prototypes.h
+++ b/daemon/remote_dispatch_prototypes.h
@@ -1618,3 +1618,19 @@ static int remoteDispatchSupportsFeature(
remote_error *err,
remote_supports_feature_args *args,
remote_supports_feature_ret *ret);
+static int remoteDispatchDomainSendEventNMI(
+ struct qemud_server *server,
+ struct qemud_client *client,
+ virConnectPtr conn,
+ remote_message_header *hdr,
+ remote_error *err,
+ remote_domain_send_event_nmi_args *args,
+ void *ret);
+static int remoteDispatchDomainSendEventKey(
+ struct qemud_server *server,
+ struct qemud_client *client,
+ virConnectPtr conn,
+ remote_message_header *hdr,
+ remote_error *err,
+ remote_domain_send_event_key_args *args,
+ void *ret);
diff --git a/daemon/remote_dispatch_table.h b/daemon/remote_dispatch_table.h
index b39f7c2..a706b19 100644
--- a/daemon/remote_dispatch_table.h
+++ b/daemon/remote_dispatch_table.h
@@ -1052,3 +1052,13 @@
.args_filter = (xdrproc_t) xdr_remote_storage_vol_download_args,
.ret_filter = (xdrproc_t) xdr_void,
},
+{ /* DomainSendEventNmi => 210 */
+ .fn = (dispatch_fn) remoteDispatchDomainSendEventNMI,
+ .args_filter = (xdrproc_t) xdr_remote_domain_send_event_nmi_args,
+ .ret_filter = (xdrproc_t) xdr_void,
+},
+{ /* DomainSendEventKey => 211 */
+ .fn = (dispatch_fn) remoteDispatchDomainSendEventKey,
+ .args_filter = (xdrproc_t) xdr_remote_domain_send_event_key_args,
+ .ret_filter = (xdrproc_t) xdr_void,
+},
diff --git a/include/libvirt/libvirt.h.in b/include/libvirt/libvirt.h.in
index bd36015..adbe482 100644
--- a/include/libvirt/libvirt.h.in
+++ b/include/libvirt/libvirt.h.in
@@ -2517,6 +2517,9 @@ int virDomainOpenConsole(virDomainPtr dom,
virStreamPtr st,
unsigned int flags);
+int virDomainSendEventNMI(virDomainPtr domain, unsigned int vcpu);
+int virDomainSendEventKey(virDomainPtr domain, const char *key);
+
#ifdef __cplusplus
}
#endif
diff --git a/src/driver.h b/src/driver.h
index e5f91ca..6caf13f 100644
--- a/src/driver.h
+++ b/src/driver.h
@@ -515,6 +515,11 @@ typedef int
virStreamPtr st,
unsigned int flags);
+typedef int
+ (*virDrvDomainSendEventNMI)(virDomainPtr dom, unsigned int vcpu);
+
+typedef int
+ (*virDrvDomainSendEventKey)(virDomainPtr dom, const char *key);
/**
* _virDriver:
@@ -639,6 +644,8 @@ struct _virDriver {
virDrvDomainSnapshotDelete domainSnapshotDelete;
virDrvQemuDomainMonitorCommand qemuDomainMonitorCommand;
virDrvDomainOpenConsole domainOpenConsole;
+ virDrvDomainSendEventNMI domainSendEventNMI;
+ virDrvDomainSendEventKey domainSendEventKey;
};
typedef int
diff --git a/src/esx/esx_driver.c b/src/esx/esx_driver.c
index deda372..7167712 100644
--- a/src/esx/esx_driver.c
+++ b/src/esx/esx_driver.c
@@ -4675,6 +4675,8 @@ static virDriver esxDriver = {
esxDomainSnapshotDelete, /* domainSnapshotDelete */
NULL, /* qemuDomainMonitorCommand */
NULL, /* domainOpenConsole */
+ NULL, /* domainSendEventNMI */
+ NULL, /* domainSendEventKey */
};
diff --git a/src/libvirt.c b/src/libvirt.c
index 9bdb4c8..245247f 100644
--- a/src/libvirt.c
+++ b/src/libvirt.c
@@ -5245,6 +5245,94 @@ error:
}
/**
+ * virDomainSendEvnetNMI:
+ * @domain: pointer to domain object, or NULL for Domain0
+ * @vcpu: the virtual CPU id to send NMI to
+ *
+ * Send NMI to a special vcpu of the guest
+ *
+ * Returns 0 in case of success, -1 in case of failure.
+ */
+
+int virDomainSendEventNMI(virDomainPtr domain, unsigned int vcpu)
+{
+ virConnectPtr conn;
+ VIR_DOMAIN_DEBUG(domain, "vcpu=%u", vcpu);
+
+ virResetLastError();
+
+ if (!VIR_IS_CONNECTED_DOMAIN(domain)) {
+ virLibDomainError(VIR_ERR_INVALID_DOMAIN, __FUNCTION__);
+ virDispatchError(NULL);
+ return (-1);
+ }
+ if (domain->conn->flags & VIR_CONNECT_RO) {
+ virLibDomainError(VIR_ERR_OPERATION_DENIED, __FUNCTION__);
+ goto error;
+ }
+
+ conn = domain->conn;
+
+ if (conn->driver->domainSendEventNMI) {
+ int ret;
+ ret = conn->driver->domainSendEventNMI(domain, vcpu);
+ if (ret < 0)
+ goto error;
+ return ret;
+ }
+
+ virLibConnError (VIR_ERR_NO_SUPPORT, __FUNCTION__);
+
+error:
+ virDispatchError(domain->conn);
+ return -1;
+}
+
+/**
+ * virDomainSendEventKey:
+ * @domain: pointer to domain object, or NULL for Domain0
+ * @key: the string of key or key sequence
+ *
+ * Send a special key or key sequence to the guest
+ *
+ * Returns 0 in case of success, -1 in case of failure.
+ */
+
+int virDomainSendEventKey(virDomainPtr domain, const char *key)
+{
+ virConnectPtr conn;
+ VIR_DOMAIN_DEBUG(domain, "key=%s", key);
+
+ virResetLastError();
+
+ if (!VIR_IS_CONNECTED_DOMAIN(domain)) {
+ virLibDomainError(VIR_ERR_INVALID_DOMAIN, __FUNCTION__);
+ virDispatchError(NULL);
+ return (-1);
+ }
+ if (domain->conn->flags & VIR_CONNECT_RO) {
+ virLibDomainError(VIR_ERR_OPERATION_DENIED, __FUNCTION__);
+ goto error;
+ }
+
+ conn = domain->conn;
+
+ if (conn->driver->domainSendEventKey) {
+ int ret;
+ ret = conn->driver->domainSendEventKey(domain, key);
+ if (ret < 0)
+ goto error;
+ return ret;
+ }
+
+ virLibConnError (VIR_ERR_NO_SUPPORT, __FUNCTION__);
+
+error:
+ virDispatchError(domain->conn);
+ return -1;
+}
+
+/**
* virDomainSetVcpus:
* @domain: pointer to domain object, or NULL for Domain0
* @nvcpus: the new number of virtual CPUs for this domain
diff --git a/src/libvirt_public.syms b/src/libvirt_public.syms
index b4aed41..cd0f474 100644
--- a/src/libvirt_public.syms
+++ b/src/libvirt_public.syms
@@ -434,6 +434,8 @@ LIBVIRT_0.9.0 {
virEventRunDefaultImpl;
virStorageVolDownload;
virStorageVolUpload;
+ virDomainSendEventNMI;
+ virDomainSendEventKey;
} LIBVIRT_0.8.8;
# .... define new API here using predicted next version number ....
diff --git a/src/libxl/libxl_driver.c b/src/libxl/libxl_driver.c
index e996ff6..040fc16 100644
--- a/src/libxl/libxl_driver.c
+++ b/src/libxl/libxl_driver.c
@@ -2353,6 +2353,8 @@ static virDriver libxlDriver = {
NULL, /* domainSnapshotDelete */
NULL, /* qemuDomainMonitorCommand */
NULL, /* domainOpenConsole */
+ NULL, /* domainSendEventNMI */
+ NULL, /* domainSendEventKey */
};
static virStateDriver libxlStateDriver = {
diff --git a/src/lxc/lxc_driver.c b/src/lxc/lxc_driver.c
index e905302..1284ab1 100644
--- a/src/lxc/lxc_driver.c
+++ b/src/lxc/lxc_driver.c
@@ -2906,6 +2906,8 @@ static virDriver lxcDriver = {
NULL, /* domainSnapshotDelete */
NULL, /* qemuDomainMonitorCommand */
lxcDomainOpenConsole, /* domainOpenConsole */
+ NULL, /* domainSendEventNMI */
+ NULL, /* domainSendEventKey */
};
static virStateDriver lxcStateDriver = {
diff --git a/src/openvz/openvz_driver.c b/src/openvz/openvz_driver.c
index fb30c37..26ba0a5 100644
--- a/src/openvz/openvz_driver.c
+++ b/src/openvz/openvz_driver.c
@@ -1654,6 +1654,8 @@ static virDriver openvzDriver = {
NULL, /* domainSnapshotDelete */
NULL, /* qemuDomainMonitorCommand */
NULL, /* domainOpenConsole */
+ NULL, /* domainSendEventNMI */
+ NULL, /* domainSendEventKey */
};
int openvzRegister(void) {
diff --git a/src/phyp/phyp_driver.c b/src/phyp/phyp_driver.c
index 51f9ff6..d5d0ea6 100644
--- a/src/phyp/phyp_driver.c
+++ b/src/phyp/phyp_driver.c
@@ -4054,7 +4054,9 @@ static virDriver phypDriver = {
NULL, /* domainRevertToSnapshot */
NULL, /* domainSnapshotDelete */
NULL, /* qemuMonitorCommand */
- NULL, /* domainOpenConsole */
+ NULL, /* domainOpenConsole */
+ NULL, /* domainSendEventNMI */
+ NULL, /* domainSendEventKey */
};
static virStorageDriver phypStorageDriver = {
diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index dd12dc8..02af591 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -1659,6 +1659,90 @@ static int qemudDomainSetMemory(virDomainPtr dom, unsigned long newmem) {
return qemudDomainSetMemoryFlags(dom, newmem, VIR_DOMAIN_MEM_LIVE);
}
+static int qemuDomainSendEventNMI(virDomainPtr domain, unsigned int vcpu)
+{
+ struct qemud_driver *driver = domain->conn->privateData;
+ virDomainObjPtr vm = NULL;
+ int ret = -1;
+ qemuDomainObjPrivatePtr priv;
+
+ qemuDriverLock(driver);
+ vm = virDomainFindByUUID(&driver->domains, domain->uuid);
+ if (!vm) {
+ char uuidstr[VIR_UUID_STRING_BUFLEN];
+ virUUIDFormat(domain->uuid, uuidstr);
+ qemuReportError(VIR_ERR_NO_DOMAIN,
+ _("no domain with matching uuid '%s'"), uuidstr);
+ goto cleanup;
+ }
+
+ if (!virDomainObjIsActive(vm)) {
+ qemuReportError(VIR_ERR_OPERATION_INVALID,
+ "%s", _("domain is not running"));
+ goto cleanup;
+ }
+
+ priv = vm->privateData;
+
+ if (qemuDomainObjBeginJobWithDriver(driver, vm) < 0)
+ goto cleanup;
+ qemuDomainObjEnterMonitorWithDriver(driver, vm);
+ ret = qemuMonitorSendEventNMI(priv->mon, vcpu);
+ qemuDomainObjExitMonitorWithDriver(driver, vm);
+ if (qemuDomainObjEndJob(vm) == 0) {
+ vm = NULL;
+ goto cleanup;
+ }
+
+cleanup:
+ if (vm)
+ virDomainObjUnlock(vm);
+ qemuDriverUnlock(driver);
+ return ret;
+}
+
+static int qemuDomainSendEventKey(virDomainPtr domain, const char *key)
+{
+ struct qemud_driver *driver = domain->conn->privateData;
+ virDomainObjPtr vm = NULL;
+ int ret = -1;
+ qemuDomainObjPrivatePtr priv;
+
+ qemuDriverLock(driver);
+ vm = virDomainFindByUUID(&driver->domains, domain->uuid);
+ if (!vm) {
+ char uuidstr[VIR_UUID_STRING_BUFLEN];
+ virUUIDFormat(domain->uuid, uuidstr);
+ qemuReportError(VIR_ERR_NO_DOMAIN,
+ _("no domain with matching uuid '%s'"), uuidstr);
+ goto cleanup;
+ }
+
+ if (!virDomainObjIsActive(vm)) {
+ qemuReportError(VIR_ERR_OPERATION_INVALID,
+ "%s", _("domain is not running"));
+ goto cleanup;
+ }
+
+ priv = vm->privateData;
+
+ if (qemuDomainObjBeginJobWithDriver(driver, vm) < 0)
+ goto cleanup;
+ qemuDomainObjEnterMonitorWithDriver(driver, vm);
+ ret = qemuMonitorSendEventKey(priv->mon, key);
+ qemuDomainObjExitMonitorWithDriver(driver, vm);
+ if (qemuDomainObjEndJob(vm) == 0) {
+ vm = NULL;
+ goto cleanup;
+ }
+
+cleanup:
+ if (vm)
+ virDomainObjUnlock(vm);
+ qemuDriverUnlock(driver);
+ return ret;
+}
+
static int qemudDomainGetInfo(virDomainPtr dom,
virDomainInfoPtr info) {
struct qemud_driver *driver = dom->conn->privateData;
@@ -6923,6 +7007,8 @@ static virDriver qemuDriver = {
qemuDomainSnapshotDelete, /* domainSnapshotDelete */
qemuDomainMonitorCommand, /* qemuDomainMonitorCommand */
qemuDomainOpenConsole, /* domainOpenConsole */
+ qemuDomainSendEventNMI, /* domainSendEventNMI */
+ qemuDomainSendEventKey, /* domainSendEventKey */
};
diff --git a/src/qemu/qemu_monitor.c b/src/qemu/qemu_monitor.c
index 2d28f8d..bc2e269 100644
--- a/src/qemu/qemu_monitor.c
+++ b/src/qemu/qemu_monitor.c
@@ -2228,3 +2228,30 @@ int qemuMonitorArbitraryCommand(qemuMonitorPtr mon,
ret = qemuMonitorTextArbitraryCommand(mon, cmd, reply);
return ret;
}
+
+
+int qemuMonitorSendEventNMI(qemuMonitorPtr mon, unsigned int vcpu)
+{
+ int ret;
+
+ VIR_DEBUG("mon=%p, vcpu=%u", mon, vcpu);
+
+ if (mon->json)
+ ret = qemuMonitorJSONSendEventNMI(mon, vcpu);
+ else
+ ret = qemuMonitorTextSendEventNMI(mon, vcpu);
+ return ret;
+}
+
+int qemuMonitorSendEventKey(qemuMonitorPtr mon, const char *key)
+{
+ int ret;
+
+ VIR_DEBUG("mon=%p, key sequence=%s", mon, key);
+
+ if (mon->json)
+ ret = qemuMonitorJSONSendEventKey(mon, key);
+ else
+ ret = qemuMonitorTextSendEventKey(mon, key);
+ return ret;
+}
diff --git a/src/qemu/qemu_monitor.h b/src/qemu/qemu_monitor.h
index c90219b..fdc9859 100644
--- a/src/qemu/qemu_monitor.h
+++ b/src/qemu/qemu_monitor.h
@@ -423,6 +423,9 @@ int qemuMonitorArbitraryCommand(qemuMonitorPtr mon,
char **reply,
bool hmp);
+int qemuMonitorSendEventNMI(qemuMonitorPtr mon, unsigned int vcpu);
+int qemuMonitorSendEventKey(qemuMonitorPtr mon, const char *key);
+
/**
* When running two dd process and using <> redirection, we need a
* shell that will not truncate files. These two strings serve that
diff --git a/src/qemu/qemu_monitor_json.c b/src/qemu/qemu_monitor_json.c
index 20a78e1..5149d9e 100644
--- a/src/qemu/qemu_monitor_json.c
+++ b/src/qemu/qemu_monitor_json.c
@@ -2513,3 +2513,71 @@ cleanup:
return ret;
}
+
+int qemuMonitorJSONSendEventNMI(qemuMonitorPtr mon, unsigned int vcpu)
+{
+ int ret = -1;
+ virJSONValuePtr cmd;
+ virJSONValuePtr reply = NULL;
+ char *hmp_cmd;
+
+ /*
+ * FIXME: qmp nmi is not supported until qemu-0.16.0,
+ * use human-monitor-command instead temporary.
+ */
+ if (virAsprintf(&hmp_cmd, "nmi %u", vcpu) < 0) {
+ virReportOOMError();
+ return -1;
+ }
+
+ cmd = qemuMonitorJSONMakeCommand("human-monitor-command",
+ "s:command-line", hmp_cmd,
+ NULL);
+ if (!cmd)
+ goto out_free_hmp_cmd;
+
+ ret = qemuMonitorJSONCommand(mon, cmd, &reply);
+
+ if (ret == 0)
+ ret = qemuMonitorJSONCheckError(cmd, reply);
+
+ virJSONValueFree(cmd);
+ virJSONValueFree(reply);
+out_free_hmp_cmd:
+ VIR_FREE(hmp_cmd);
+ return ret;
+}
+
+int qemuMonitorJSONSendEventKey(qemuMonitorPtr mon, const char *key_seq)
+{
+ int ret = -1;
+ virJSONValuePtr cmd;
+ virJSONValuePtr reply = NULL;
+ char *hmp_cmd;
+
+ /*
+ * FIXME: qmp sendkey is not supported until qemu-0.16.0,
+ * use human-monitor-command instead temporary.
+ */
+ if (virAsprintf(&hmp_cmd, "sendkey %s", key_seq) < 0) {
+ virReportOOMError();
+ return -1;
+ }
+
+ cmd = qemuMonitorJSONMakeCommand("human-monitor-command",
+ "s:command-line", hmp_cmd,
+ NULL);
+ if (!cmd)
+ goto out_free_hmp_cmd;
+
+ ret = qemuMonitorJSONCommand(mon, cmd, &reply);
+
+ if (ret == 0)
+ ret = qemuMonitorJSONCheckError(cmd, reply);
+
+ virJSONValueFree(cmd);
+ virJSONValueFree(reply);
+out_free_hmp_cmd:
+ VIR_FREE(hmp_cmd);
+ return ret;
+}
diff --git a/src/qemu/qemu_monitor_json.h b/src/qemu/qemu_monitor_json.h
index 086f0e1..dc206df 100644
--- a/src/qemu/qemu_monitor_json.h
+++ b/src/qemu/qemu_monitor_json.h
@@ -204,4 +204,7 @@ int qemuMonitorJSONArbitraryCommand(qemuMonitorPtr mon,
char **reply_str,
bool hmp);
+int qemuMonitorJSONSendEventNMI(qemuMonitorPtr mon, unsigned int vcpu);
+int qemuMonitorJSONSendEventKey(qemuMonitorPtr mon, const char *key);
+
#endif /* QEMU_MONITOR_JSON_H */
diff --git a/src/qemu/qemu_monitor_text.c b/src/qemu/qemu_monitor_text.c
index e0e3292..d3416a8 100644
--- a/src/qemu/qemu_monitor_text.c
+++ b/src/qemu/qemu_monitor_text.c
@@ -2627,3 +2627,59 @@ int qemuMonitorTextArbitraryCommand(qemuMonitorPtr mon, const char *cmd,
return ret;
}
+
+int qemuMonitorTextSendEventNMI(qemuMonitorPtr mon, unsigned int vcpu)
+{
+ char *cmd;
+ char *reply = NULL;
+ int ret = -1;
+
+ if (virAsprintf(&cmd, "nmi %u", vcpu) < 0) {
+ virReportOOMError();
+ return -1;
+ }
+ if (qemuMonitorTextArbitraryCommand(mon, cmd, &reply)) {
+ qemuReportError(VIR_ERR_OPERATION_FAILED,
+ _("failed to send NMI using command '%s'"),
+ cmd);
+ goto cleanup;
+ }
+
+ ret = 0;
+
+cleanup:
+ VIR_FREE(cmd);
+ VIR_FREE(reply);
+ return ret;
+}
+
+int qemuMonitorTextSendEventKey(qemuMonitorPtr mon, const char *key)
+{
+ char *cmd;
+ char *reply = NULL;
+ int ret = -1;
+
+ if (virAsprintf(&cmd, "sendkey %s", key) < 0) {
+ virReportOOMError();
+ return -1;
+ }
+ if (qemuMonitorTextArbitraryCommand(mon, cmd, &reply)) {
+ qemuReportError(VIR_ERR_OPERATION_FAILED,
+ _("failed to send key using command '%s'"),
+ cmd);
+ goto cleanup;
+ }
+
+ if (strstr(reply, "unknown key") != NULL) {
+ qemuReportError(VIR_ERR_OPERATION_INVALID, "%s",
+ _("sent unknown key"));
+ goto cleanup;
+ }
+
+ ret = 0;
+
+cleanup:
+ VIR_FREE(cmd);
+ VIR_FREE(reply);
+ return ret;
+}
diff --git a/src/qemu/qemu_monitor_text.h b/src/qemu/qemu_monitor_text.h
index 0838a2b..4a03c40 100644
--- a/src/qemu/qemu_monitor_text.h
+++ b/src/qemu/qemu_monitor_text.h
@@ -198,4 +198,6 @@ int qemuMonitorTextDeleteSnapshot(qemuMonitorPtr mon, const char *name);
int qemuMonitorTextArbitraryCommand(qemuMonitorPtr mon, const char *cmd,
char **reply);
+int qemuMonitorTextSendEventNMI(qemuMonitorPtr mon, unsigned int vcpu);
+int qemuMonitorTextSendEventKey(qemuMonitorPtr mon, const char *key);
#endif /* QEMU_MONITOR_TEXT_H */
diff --git a/src/remote/remote_driver.c b/src/remote/remote_driver.c
index bf94e70..676f473 100644
--- a/src/remote/remote_driver.c
+++ b/src/remote/remote_driver.c
@@ -2929,6 +2929,54 @@ done:
}
static int
+remoteDomainSendEventNMI(virDomainPtr domain, unsigned int vcpu)
+{
+ int rv = -1;
+ remote_domain_send_event_nmi_args args;
+ struct private_data *priv = domain->conn->privateData;
+
+ remoteDriverLock(priv);
+
+ make_nonnull_domain (&args.dom, domain);
+ args.vcpu = vcpu;
+
+ if (call (domain->conn, priv, 0, REMOTE_PROC_DOMAIN_SEND_EVENT_NMI,
+ (xdrproc_t) xdr_remote_domain_send_event_nmi_args, (char *) &args,
+ (xdrproc_t) xdr_void, (char *) NULL) == -1)
+ goto done;
+
+ rv = 0;
+
+done:
+ remoteDriverUnlock(priv);
+ return rv;
+}
+
+static int
+remoteDomainSendEventKey(virDomainPtr domain, const char *key)
+{
+ int rv = -1;
+ remote_domain_send_event_key_args args;
+ struct private_data *priv = domain->conn->privateData;
+
+ remoteDriverLock(priv);
+
+ make_nonnull_domain (&args.dom, domain);
+ args.key = (char *)key;
+
+ if (call (domain->conn, priv, 0, REMOTE_PROC_DOMAIN_SEND_EVENT_KEY,
+ (xdrproc_t) xdr_remote_domain_send_event_key_args, (char *) &args,
+ (xdrproc_t) xdr_void, (char *) NULL) == -1)
+ goto done;
+
+ rv = 0;
+
+done:
+ remoteDriverUnlock(priv);
+ return rv;
+}
+
+static int
remoteDomainSetVcpus (virDomainPtr domain, unsigned int nvcpus)
{
int rv = -1;
@@ -11296,6 +11344,8 @@ static virDriver remote_driver = {
remoteDomainSnapshotDelete, /* domainSnapshotDelete */
remoteQemuDomainMonitorCommand, /* qemuDomainMonitorCommand */
remoteDomainOpenConsole, /* domainOpenConsole */
+ remoteDomainSendEventNMI, /* domainSendEventNMI */
+ remoteDomainSendEventKey, /* domainSendEventKey */
};
static virNetworkDriver network_driver = {
diff --git a/src/remote/remote_protocol.c b/src/remote/remote_protocol.c
index 5604371..a829219 100644
--- a/src/remote/remote_protocol.c
+++ b/src/remote/remote_protocol.c
@@ -1463,6 +1463,28 @@ xdr_remote_domain_undefine_args (XDR *xdrs, remote_domain_undefine_args *objp)
}
bool_t
+xdr_remote_domain_send_event_nmi_args (XDR *xdrs, remote_domain_send_event_nmi_args *objp)
+{
+
+ if (!xdr_remote_nonnull_domain (xdrs, &objp->dom))
+ return FALSE;
+ if (!xdr_u_int (xdrs, &objp->vcpu))
+ return FALSE;
+ return TRUE;
+}
+
+bool_t
+xdr_remote_domain_send_event_key_args (XDR *xdrs, remote_domain_send_event_key_args *objp)
+{
+
+ if (!xdr_remote_nonnull_domain (xdrs, &objp->dom))
+ return FALSE;
+ if (!xdr_remote_nonnull_string (xdrs, &objp->key))
+ return FALSE;
+ return TRUE;
+}
+
+bool_t
xdr_remote_domain_set_vcpus_args (XDR *xdrs, remote_domain_set_vcpus_args *objp)
{
diff --git a/src/remote/remote_protocol.h b/src/remote/remote_protocol.h
index d9bf151..027ef88 100644
--- a/src/remote/remote_protocol.h
+++ b/src/remote/remote_protocol.h
@@ -2200,6 +2200,19 @@ struct remote_storage_vol_download_args {
u_int flags;
};
typedef struct remote_storage_vol_download_args remote_storage_vol_download_args;
+
+struct remote_domain_send_event_nmi_args {
+ remote_nonnull_domain dom;
+ u_int vcpu;
+};
+typedef struct remote_domain_send_event_nmi_args remote_domain_send_event_nmi_args;
+
+struct remote_domain_send_event_key_args {
+ remote_nonnull_domain dom;
+ remote_nonnull_string key;
+};
+typedef struct remote_domain_send_event_key_args remote_domain_send_event_key_args;
+
#define REMOTE_PROGRAM 0x20008086
#define REMOTE_PROTOCOL_VERSION 1
@@ -2413,6 +2426,8 @@ enum remote_procedure {
REMOTE_PROC_DOMAIN_MIGRATE_SET_MAX_SPEED = 207,
REMOTE_PROC_STORAGE_VOL_UPLOAD = 208,
REMOTE_PROC_STORAGE_VOL_DOWNLOAD = 209,
+ REMOTE_PROC_DOMAIN_SEND_EVENT_NMI = 210,
+ REMOTE_PROC_DOMAIN_SEND_EVENT_KEY = 211,
};
typedef enum remote_procedure remote_procedure;
@@ -2561,6 +2576,8 @@ extern bool_t xdr_remote_domain_create_with_flags_ret (XDR *, remote_domain_cre
extern bool_t xdr_remote_domain_define_xml_args (XDR *, remote_domain_define_xml_args*);
extern bool_t xdr_remote_domain_define_xml_ret (XDR *, remote_domain_define_xml_ret*);
extern bool_t xdr_remote_domain_undefine_args (XDR *, remote_domain_undefine_args*);
+extern bool_t xdr_remote_domain_send_event_nmi_args (XDR *, remote_domain_send_event_nmi_args*);
+extern bool_t xdr_remote_domain_send_event_key_args (XDR *, remote_domain_send_event_key_args*);
extern bool_t xdr_remote_domain_set_vcpus_args (XDR *, remote_domain_set_vcpus_args*);
extern bool_t xdr_remote_domain_set_vcpus_flags_args (XDR *, remote_domain_set_vcpus_flags_args*);
extern bool_t xdr_remote_domain_get_vcpus_flags_args (XDR *, remote_domain_get_vcpus_flags_args*);
@@ -2918,6 +2935,8 @@ extern bool_t xdr_remote_domain_create_with_flags_ret ();
extern bool_t xdr_remote_domain_define_xml_args ();
extern bool_t xdr_remote_domain_define_xml_ret ();
extern bool_t xdr_remote_domain_undefine_args ();
+extern bool_t xdr_remote_domain_send_event_nmi_args ();
+extern bool_t xdr_remote_domain_send_event_key_args ();
extern bool_t xdr_remote_domain_set_vcpus_args ();
extern bool_t xdr_remote_domain_set_vcpus_flags_args ();
extern bool_t xdr_remote_domain_get_vcpus_flags_args ();
diff --git a/src/remote/remote_protocol.x b/src/remote/remote_protocol.x
index 675eccd..34600d7 100644
--- a/src/remote/remote_protocol.x
+++ b/src/remote/remote_protocol.x
@@ -817,6 +817,16 @@ struct remote_domain_undefine_args {
remote_nonnull_domain dom;
};
+struct remote_domain_send_event_nmi_args {
+ remote_nonnull_domain dom;
+ unsigned int vcpu;
+};
+
+struct remote_domain_send_event_key_args {
+ remote_nonnull_domain dom;
+ remote_nonnull_string key;
+};
+
struct remote_domain_set_vcpus_args {
remote_nonnull_domain dom;
int nvcpus;
@@ -2176,8 +2186,10 @@ enum remote_procedure {
REMOTE_PROC_DOMAIN_GET_BLKIO_PARAMETERS = 206,
REMOTE_PROC_DOMAIN_MIGRATE_SET_MAX_SPEED = 207,
REMOTE_PROC_STORAGE_VOL_UPLOAD = 208,
- REMOTE_PROC_STORAGE_VOL_DOWNLOAD = 209
+ REMOTE_PROC_STORAGE_VOL_DOWNLOAD = 209,
+ REMOTE_PROC_DOMAIN_SEND_EVENT_NMI = 210,
+ REMOTE_PROC_DOMAIN_SEND_EVENT_KEY = 211,
/*
* Notice how the entries are grouped in sets of 10 ?
* Nice isn't it. Please keep it this way when adding more.
diff --git a/src/test/test_driver.c b/src/test/test_driver.c
index 17f5ad9..2163850 100644
--- a/src/test/test_driver.c
+++ b/src/test/test_driver.c
@@ -5447,6 +5447,8 @@ static virDriver testDriver = {
NULL, /* domainSnapshotDelete */
NULL, /* qemuDomainMonitorCommand */
NULL, /* domainOpenConsole */
+ NULL, /* domainSendEventNMI */
+ NULL, /* domainSendEventKey */
};
static virNetworkDriver testNetworkDriver = {
diff --git a/src/uml/uml_driver.c b/src/uml/uml_driver.c
index e2bd5f2..756877d 100644
--- a/src/uml/uml_driver.c
+++ b/src/uml/uml_driver.c
@@ -2249,6 +2249,8 @@ static virDriver umlDriver = {
NULL, /* domainSnapshotDelete */
NULL, /* qemuDomainMonitorCommand */
umlDomainOpenConsole, /* domainOpenConsole */
+ NULL, /* domainSendEventNMI */
+ NULL, /* domainSendEventKey */
};
static int
diff --git a/src/vbox/vbox_tmpl.c b/src/vbox/vbox_tmpl.c
index 8bd27dd..73c5c87 100644
--- a/src/vbox/vbox_tmpl.c
+++ b/src/vbox/vbox_tmpl.c
@@ -8647,6 +8647,8 @@ virDriver NAME(Driver) = {
vboxDomainSnapshotDelete, /* domainSnapshotDelete */
NULL, /* qemuDomainMonitorCommand */
NULL, /* domainOpenConsole */
+ NULL, /* domainSendEventNMI */
+ NULL, /* domainSendEventKey */
};
virNetworkDriver NAME(NetworkDriver) = {
diff --git a/src/vmware/vmware_driver.c b/src/vmware/vmware_driver.c
index b5e416b..eb64087 100644
--- a/src/vmware/vmware_driver.c
+++ b/src/vmware/vmware_driver.c
@@ -1007,6 +1007,8 @@ static virDriver vmwareDriver = {
NULL, /* domainSnapshotDelete */
NULL, /* qemuDomainMonitorCommand */
NULL, /* domainOpenConsole */
+ NULL, /* domainSendEventNMI */
+ NULL, /* domainSendEventKey */
};
int
diff --git a/src/xen/xen_driver.c b/src/xen/xen_driver.c
index 9f47722..bd82001 100644
--- a/src/xen/xen_driver.c
+++ b/src/xen/xen_driver.c
@@ -2141,6 +2141,8 @@ static virDriver xenUnifiedDriver = {
NULL, /* domainSnapshotDelete */
NULL, /* qemuDomainMonitorCommand */
xenUnifiedDomainOpenConsole, /* domainOpenConsole */
+ NULL, /* domainSendEventNMI */
+ NULL, /* domainSendEventKey */
};
/**
diff --git a/src/xenapi/xenapi_driver.c b/src/xenapi/xenapi_driver.c
index 27206a0..0f85ad8 100644
--- a/src/xenapi/xenapi_driver.c
+++ b/src/xenapi/xenapi_driver.c
@@ -1885,6 +1885,8 @@ static virDriver xenapiDriver = {
NULL, /* domainSnapshotDelete */
NULL, /* qemuDomainMonitorCommand */
NULL, /* domainOpenConsole */
+ NULL, /* domainSendEventNMI */
+ NULL, /* domainSendEventKey */
};
/**
diff --git a/tools/virsh.c b/tools/virsh.c
index faeaf47..0b78c6d 100644
--- a/tools/virsh.c
+++ b/tools/virsh.c
@@ -2910,6 +2910,61 @@ cmdSetvcpus(vshControl *ctl, const vshCmd *cmd)
}
/*
+ * "sendevent" command
+ */
+static const vshCmdInfo info_sendevent[] = {
+ {"help", N_("send events to the guest")},
+ {"desc", N_("Send events (NMI or Keys) to the guest domain.")},
+ {NULL, NULL}
+};
+
+static const vshCmdOptDef opts_sendevent[] = {
+ {"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
+ {"eventtype", VSH_OT_DATA, VSH_OFLAG_REQ, N_("the type of event (nmi or key)")},
+ {"eventcontent", VSH_OT_DATA, VSH_OFLAG_REQ, N_("content for the event.")},
+ {NULL, 0, 0, NULL}
+};
+
+
+static int
+cmdSendEvent(vshControl *ctl, const vshCmd *cmd)
+{
+ virDomainPtr dom;
+ const char *type;
+ int ret = TRUE;
+
+ if (!vshConnectionUsability(ctl, ctl->conn))
+ return FALSE;
+
+ if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
+ return FALSE;
+
+ if (vshCommandOptString(cmd, "eventtype", &type) < 0)
+ return FALSE;
+
+ if (STREQ(type, "nmi")) {
+ int cpu;
+
+ if ((vshCommandOptInt(cmd, "eventcontent", &cpu) < 0)
+ || (virDomainSendEventNMI(dom, cpu) < 0))
+ ret = FALSE;
+ } else if (STREQ(type, "key")) {
+ const char *key;
+
+ if ((vshCommandOptString(cmd, "eventcontent", &key) < 0)
+ || (virDomainSendEventKey(dom, key) < 0))
+ ret = FALSE;
+ } else {
+ virDomainFree(dom);
+ vshError(ctl, _("Invalid event type: %s, only \"nmi\" or \"key\" supported currently."), type);
+ return FALSE;
+ }
+
+ virDomainFree(dom);
+ return ret;
+}
+
+/*
* "setmemory" command
*/
static const vshCmdInfo info_setmem[] = {
@@ -10693,6 +10748,7 @@ static const vshCmdDef domManagementCmds[] = {
{"setmaxmem", cmdSetmaxmem, opts_setmaxmem, info_setmaxmem},
{"setmem", cmdSetmem, opts_setmem, info_setmem},
{"setvcpus", cmdSetvcpus, opts_setvcpus, info_setvcpus},
+ {"sendevent", cmdSendEvent, opts_sendevent, info_sendevent},
{"shutdown", cmdShutdown, opts_shutdown, info_shutdown},
{"start", cmdStart, opts_start, info_start},
{"suspend", cmdSuspend, opts_suspend, info_suspend},
--
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