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[Qemu-devel] [RFC][PATCH v4 10/18] virtagent: add agent_shutdown monitor
From: |
Michael Roth |
Subject: |
[Qemu-devel] [RFC][PATCH v4 10/18] virtagent: add agent_shutdown monitor command |
Date: |
Tue, 16 Nov 2010 10:01:52 -0600 |
Provide monitor command to initiate guest shutdown/reboot/powerdown
Signed-off-by: Michael Roth <address@hidden>
---
hmp-commands.hx | 16 +++++++++++++
qmp-commands.hx | 32 ++++++++++++++++++++++++++
virtagent.c | 66 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
virtagent.h | 2 +
4 files changed, 116 insertions(+), 0 deletions(-)
diff --git a/hmp-commands.hx b/hmp-commands.hx
index 5b9db62..3250e41 100644
--- a/hmp-commands.hx
+++ b/hmp-commands.hx
@@ -1244,6 +1244,22 @@ STEXI
View guest dmesg output
ETEXI
+ {
+ .name = "agent_shutdown",
+ .args_type = "shutdown_type:s",
+ .params = "[reboot|shutdown|poweroff]",
+ .help = "Shutdown/reboot a guest locally",
+ .user_print = monitor_user_noop,
+ .mhandler.cmd_async = do_agent_shutdown,
+ .flags = MONITOR_CMD_ASYNC,
+ },
+
+STEXI
address@hidden agent_shutdown
address@hidden agent_shutdown
+Shutdown/reboot a guest locally
+ETEXI
+
STEXI
@end table
ETEXI
diff --git a/qmp-commands.hx b/qmp-commands.hx
index dc319b7..0f983cc 100644
--- a/qmp-commands.hx
+++ b/qmp-commands.hx
@@ -806,6 +806,38 @@ Example:
EQMP
{
+ .name = "agent_shutdown",
+ .args_type = "shutdown_type:s",
+ .params = "[reboot|shutdown|poweroff]",
+ .help = "Shutdown/reboot the guest locally",
+ .user_print = monitor_user_noop,
+ .mhandler.cmd_async = do_agent_shutdown,
+ .flags = MONITOR_CMD_ASYNC,
+ },
+
+STEXI
address@hidden agent_shutdown
address@hidden agent_shutdown
+Shutdown/reboot the guest locally
+ETEXI
+SQMP
+agent_shutdown
+--------
+
+Shutdown the guest locally
+
+Arguments:
+
+(none)
+
+Example:
+
+-> { "execute": "agent_shutdown" }
+<- { "return": {} }
+
+EQMP
+
+ {
.name = "qmp_capabilities",
.args_type = "",
.params = "",
diff --git a/virtagent.c b/virtagent.c
index e0298b9..a56aeac 100644
--- a/virtagent.c
+++ b/virtagent.c
@@ -437,3 +437,69 @@ int do_agent_viewdmesg(Monitor *mon, const QDict
*mon_params,
return 0;
}
+
+static void do_agent_shutdown_cb(void *opaque)
+{
+ VARPCData *rpc_data = opaque;
+ xmlrpc_value *resp = NULL;
+ xmlrpc_env env;
+
+ TRACE("called");
+
+ if (rpc_data->status != VA_RPC_STATUS_OK) {
+ LOG("error handling RPC request");
+ goto out_no_resp;
+ }
+
+ xmlrpc_env_init(&env);
+ resp = xmlrpc_parse_response(&env, rpc_data->resp_xml,
+ rpc_data->resp_xml_len);
+ if (rpc_has_error(&env)) {
+ LOG("RPC Failed (%i): %s\n", env.fault_code,
+ env.fault_string);
+ goto out_no_resp;
+ }
+
+ xmlrpc_DECREF(resp);
+out_no_resp:
+ rpc_data->mon_cb(rpc_data->mon_data, NULL);
+}
+
+/*
+ * do_agent_shutdown(): Shutdown a guest
+ */
+int do_agent_shutdown(Monitor *mon, const QDict *mon_params,
+ MonitorCompletion cb, void *opaque)
+{
+ xmlrpc_env env;
+ xmlrpc_value *params;
+ VARPCData *rpc_data;
+ const char *shutdown_type;
+ int ret;
+
+ TRACE("called");
+
+ xmlrpc_env_init(&env);
+ shutdown_type = qdict_get_str(mon_params, "shutdown_type");
+ params = xmlrpc_build_value(&env, "(s)", shutdown_type);
+ if (rpc_has_error(&env)) {
+ return -1;
+ }
+
+ rpc_data = qemu_mallocz(sizeof(VARPCData));
+ rpc_data->cb = do_agent_shutdown_cb;
+ rpc_data->mon_cb = cb;
+ rpc_data->mon_data = opaque;
+
+ ret = rpc_execute(&env, "va_shutdown", params, rpc_data);
+ if (ret == -EREMOTE) {
+ monitor_printf(mon, "RPC Failed (%i): %s\n", env.fault_code,
+ env.fault_string);
+ return -1;
+ } else if (ret == -1) {
+ monitor_printf(mon, "RPC communication error\n");
+ return -1;
+ }
+
+ return 0;
+}
diff --git a/virtagent.h b/virtagent.h
index c077582..96c6260 100644
--- a/virtagent.h
+++ b/virtagent.h
@@ -29,5 +29,7 @@ int do_agent_viewfile(Monitor *mon, const QDict *mon_params,
void do_agent_viewdmesg_print(Monitor *mon, const QObject *qobject);
int do_agent_viewdmesg(Monitor *mon, const QDict *mon_params,
MonitorCompletion cb, void *opaque);
+int do_agent_shutdown(Monitor *mon, const QDict *mon_params,
+ MonitorCompletion cb, void *opaque);
#endif /* VIRTAGENT_H */
--
1.7.0.4
- [Qemu-devel] [RFC][PATCH v4 08/18] virtagent: add agent_viewdmesg command, (continued)
- [Qemu-devel] [RFC][PATCH v4 12/18] virtagent: add agent_ping monitor command, Michael Roth, 2010/11/16
- [Qemu-devel] [RFC][PATCH v4 11/18] virtagent: add va_ping RPC, Michael Roth, 2010/11/16
- [Qemu-devel] [RFC][PATCH v4 16/18] virtagent: add va_send_hello() client function, Michael Roth, 2010/11/16
- [Qemu-devel] [RFC][PATCH v4 13/18] virtagent: add agent_capabilities monitor function, Michael Roth, 2010/11/16
- [Qemu-devel] [RFC][PATCH v4 18/18] virtagent: Makefile/configure changes to build virtagent bits, Michael Roth, 2010/11/16
- [Qemu-devel] [RFC][PATCH v4 10/18] virtagent: add agent_shutdown monitor command,
Michael Roth <=
- [Qemu-devel] [RFC][PATCH v4 17/18] virtagent: qemu-vp, va_send_hello() on startup, Michael Roth, 2010/11/16
- [Qemu-devel] [RFC][PATCH v4 14/18] virtagent: add client capabilities init function, Michael Roth, 2010/11/16
- [Qemu-devel] [RFC][PATCH v4 15/18] virtagent: add va_hello RPC function, Michael Roth, 2010/11/16
- Re: [Qemu-devel] [RFC][PATCH v4 00/18] virtagent: host/guest RPC communication agent, Jes Sorensen, 2010/11/18