0106dc4f05
Now we have several qemu-ga commands not returning response on success. It has been documented in qga/qapi-schema.json already. This patch exposes the 'success-response' flag by extending 'guest-info' command. With this change, the clients can handle the command response more flexibly. Signed-off-by: Mark Wu <wudxw@linux.vnet.ibm.com> Reviewed-by: Eric Blake <eblake@redhat.com> Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com> *fixed up commit subject Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
73 lines
1.9 KiB
C
73 lines
1.9 KiB
C
/*
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* QEMU Guest Agent common/cross-platform command implementations
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*
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* Copyright IBM Corp. 2012
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*
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* Authors:
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* Michael Roth <mdroth@linux.vnet.ibm.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*/
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#include <glib.h>
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#include "qga/guest-agent-core.h"
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#include "qga-qmp-commands.h"
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#include "qapi/qmp/qerror.h"
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/* Note: in some situations, like with the fsfreeze, logging may be
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* temporarilly disabled. if it is necessary that a command be able
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* to log for accounting purposes, check ga_logging_enabled() beforehand,
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* and use the QERR_QGA_LOGGING_DISABLED to generate an error
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*/
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void slog(const gchar *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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g_logv("syslog", G_LOG_LEVEL_INFO, fmt, ap);
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va_end(ap);
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}
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int64_t qmp_guest_sync_delimited(int64_t id, Error **errp)
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{
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ga_set_response_delimited(ga_state);
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return id;
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}
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int64_t qmp_guest_sync(int64_t id, Error **errp)
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{
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return id;
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}
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void qmp_guest_ping(Error **err)
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{
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slog("guest-ping called");
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}
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static void qmp_command_info(QmpCommand *cmd, void *opaque)
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{
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GuestAgentInfo *info = opaque;
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GuestAgentCommandInfo *cmd_info;
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GuestAgentCommandInfoList *cmd_info_list;
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cmd_info = g_malloc0(sizeof(GuestAgentCommandInfo));
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cmd_info->name = g_strdup(qmp_command_name(cmd));
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cmd_info->enabled = qmp_command_is_enabled(cmd);
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cmd_info->success_response = qmp_has_success_response(cmd);
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cmd_info_list = g_malloc0(sizeof(GuestAgentCommandInfoList));
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cmd_info_list->value = cmd_info;
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cmd_info_list->next = info->supported_commands;
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info->supported_commands = cmd_info_list;
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}
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struct GuestAgentInfo *qmp_guest_info(Error **err)
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{
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GuestAgentInfo *info = g_malloc0(sizeof(GuestAgentInfo));
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info->version = g_strdup(QEMU_VERSION);
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qmp_for_each_command(qmp_command_info, info);
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return info;
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}
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