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bh=F7NWPJ5tSLT3jMnEYRzuJWc85IGXbTO8E5f2b8b0qV4=; b=Xgf+wMg0auHsIqQETYTIOzTM5oh8Fv0W9zmFaAwZa/dOfcG71G16og/38FlgrEOLCrr3XZ sKyCi3q/cc14j+VnY1+fGmyPla5QnFbxnYnQobNRFYk6S5Au0tWHVqdaB85X1JyQrEQY/S jRrFoHojd7y2tiMB/QbPSWx8Mqex7GU= X-MC-Unique: 1hGTl76cOoiBiXUO0Ut_QA-1 From: =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= To: qemu-devel@nongnu.org Cc: Thomas Huth , Konstantin Kostiuk , Michael Roth , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Paolo Bonzini , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= Subject: [PATCH 08/20] qga: conditionalize schema for commands unsupported on Windows Date: Tue, 4 Jun 2024 14:49:21 +0100 Message-ID: <20240604134933.220112-9-berrange@redhat.com> In-Reply-To: <20240604134933.220112-1-berrange@redhat.com> References: <20240604134933.220112-1-berrange@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.8 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.133.124; envelope-from=berrange@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1717509145492100009 Rather than creating stubs for every command that just return QERR_UNSUPPORTED, use 'if' conditions in the QAPI schema to fully exclude generation of the commands on Windows. The command will be rejected at QMP dispatch time instead, avoiding reimplementing rejection by blocking the stub commands. This fixes inconsistency where some commands are implemented as stubs, yet not added to the blockedrpc list. This has the additional benefit that the QGA protocol reference now documents what conditions enable use of the command. Signed-off-by: Daniel P. Berrang=C3=A9 --- qga/commands-win32.c | 56 +------------------------------------------- qga/qapi-schema.json | 45 +++++++++++++++++++++++------------ 2 files changed, 31 insertions(+), 70 deletions(-) diff --git a/qga/commands-win32.c b/qga/commands-win32.c index 9fe670d5b4..2533e4c748 100644 --- a/qga/commands-win32.c +++ b/qga/commands-win32.c @@ -1494,11 +1494,6 @@ out: } } =20 -void qmp_guest_suspend_hybrid(Error **errp) -{ - error_setg(errp, QERR_UNSUPPORTED); -} - static IP_ADAPTER_ADDRESSES *guest_get_adapters_addresses(Error **errp) { IP_ADAPTER_ADDRESSES *adptr_addrs =3D NULL; @@ -1862,12 +1857,6 @@ GuestLogicalProcessorList *qmp_guest_get_vcpus(Error= **errp) return NULL; } =20 -int64_t qmp_guest_set_vcpus(GuestLogicalProcessorList *vcpus, Error **errp) -{ - error_setg(errp, QERR_UNSUPPORTED); - return -1; -} - static gchar * get_net_error_message(gint error) { @@ -1969,46 +1958,15 @@ done: g_free(rawpasswddata); } =20 -GuestMemoryBlockList *qmp_guest_get_memory_blocks(Error **errp) -{ - error_setg(errp, QERR_UNSUPPORTED); - return NULL; -} - -GuestMemoryBlockResponseList * -qmp_guest_set_memory_blocks(GuestMemoryBlockList *mem_blks, Error **errp) -{ - error_setg(errp, QERR_UNSUPPORTED); - return NULL; -} - -GuestMemoryBlockInfo *qmp_guest_get_memory_block_info(Error **errp) -{ - error_setg(errp, QERR_UNSUPPORTED); - return NULL; -} - /* add unsupported commands to the list of blocked RPCs */ GList *ga_command_init_blockedrpcs(GList *blockedrpcs) { - const char *list_unsupported[] =3D { - "guest-suspend-hybrid", - "guest-set-vcpus", - "guest-get-memory-blocks", "guest-set-memory-blocks", - "guest-get-memory-block-info", - NULL}; - char **p =3D (char **)list_unsupported; - - while (*p) { - blockedrpcs =3D g_list_append(blockedrpcs, g_strdup(*p++)); - } - if (!vss_init(true)) { g_debug("vss_init failed, vss commands are going to be disabled"); const char *list[] =3D { "guest-get-fsinfo", "guest-fsfreeze-status", "guest-fsfreeze-freeze", "guest-fsfreeze-thaw", NULL}; - p =3D (char **)list; + char **p =3D (char **)list; =20 while (*p) { blockedrpcs =3D g_list_append(blockedrpcs, g_strdup(*p++)); @@ -2505,15 +2463,3 @@ char *qga_get_host_name(Error **errp) =20 return g_utf16_to_utf8(tmp, size, NULL, NULL, NULL); } - -GuestDiskStatsInfoList *qmp_guest_get_diskstats(Error **errp) -{ - error_setg(errp, QERR_UNSUPPORTED); - return NULL; -} - -GuestCpuStatsList *qmp_guest_get_cpustats(Error **errp) -{ - error_setg(errp, QERR_UNSUPPORTED); - return NULL; -} diff --git a/qga/qapi-schema.json b/qga/qapi-schema.json index b3de1fb6b3..b91456e9ad 100644 --- a/qga/qapi-schema.json +++ b/qga/qapi-schema.json @@ -636,7 +636,8 @@ # # Since: 1.1 ## -{ 'command': 'guest-suspend-hybrid', 'success-response': false } +{ 'command': 'guest-suspend-hybrid', 'success-response': false, + 'if': 'CONFIG_POSIX' } =20 ## # @GuestIpAddressType: @@ -806,7 +807,8 @@ ## { 'command': 'guest-set-vcpus', 'data': {'vcpus': ['GuestLogicalProcessor'] }, - 'returns': 'int' } + 'returns': 'int', + 'if': 'CONFIG_POSIX' } =20 ## # @GuestDiskBusType: @@ -1099,7 +1101,8 @@ { 'struct': 'GuestMemoryBlock', 'data': {'phys-index': 'uint64', 'online': 'bool', - '*can-offline': 'bool'} } + '*can-offline': 'bool'}, + 'if': 'CONFIG_POSIX' } =20 ## # @guest-get-memory-blocks: @@ -1115,7 +1118,8 @@ # Since: 2.3 ## { 'command': 'guest-get-memory-blocks', - 'returns': ['GuestMemoryBlock'] } + 'returns': ['GuestMemoryBlock'], + 'if': 'CONFIG_POSIX' } =20 ## # @GuestMemoryBlockResponseType: @@ -1138,7 +1142,8 @@ ## { 'enum': 'GuestMemoryBlockResponseType', 'data': ['success', 'not-found', 'operation-not-supported', - 'operation-failed'] } + 'operation-failed'], + 'if': 'CONFIG_POSIX' } =20 ## # @GuestMemoryBlockResponse: @@ -1156,7 +1161,8 @@ { 'struct': 'GuestMemoryBlockResponse', 'data': { 'phys-index': 'uint64', 'response': 'GuestMemoryBlockResponseType', - '*error-code': 'int' }} + '*error-code': 'int' }, + 'if': 'CONFIG_POSIX'} =20 ## # @guest-set-memory-blocks: @@ -1187,7 +1193,8 @@ ## { 'command': 'guest-set-memory-blocks', 'data': {'mem-blks': ['GuestMemoryBlock'] }, - 'returns': ['GuestMemoryBlockResponse'] } + 'returns': ['GuestMemoryBlockResponse'], + 'if': 'CONFIG_POSIX' } =20 ## # @GuestMemoryBlockInfo: @@ -1199,7 +1206,8 @@ # Since: 2.3 ## { 'struct': 'GuestMemoryBlockInfo', - 'data': {'size': 'uint64'} } + 'data': {'size': 'uint64'}, + 'if': 'CONFIG_POSIX' } =20 ## # @guest-get-memory-block-info: @@ -1211,7 +1219,8 @@ # Since: 2.3 ## { 'command': 'guest-get-memory-block-info', - 'returns': 'GuestMemoryBlockInfo' } + 'returns': 'GuestMemoryBlockInfo', + 'if': 'CONFIG_POSIX' } =20 ## # @GuestExecStatus: @@ -1702,7 +1711,8 @@ 'data': {'name': 'str', 'major': 'uint64', 'minor': 'uint64', - 'stats': 'GuestDiskStats' } } + 'stats': 'GuestDiskStats' }, + 'if': 'CONFIG_POSIX' } =20 ## # @guest-get-diskstats: @@ -1714,7 +1724,8 @@ # Since: 7.1 ## { 'command': 'guest-get-diskstats', - 'returns': ['GuestDiskStatsInfo'] + 'returns': ['GuestDiskStatsInfo'], + 'if': 'CONFIG_POSIX' } =20 ## @@ -1727,7 +1738,8 @@ # Since: 7.1 ## { 'enum': 'GuestCpuStatsType', - 'data': [ 'linux' ] } + 'data': [ 'linux' ], + 'if': 'CONFIG_POSIX' } =20 =20 ## @@ -1772,7 +1784,8 @@ '*steal': 'uint64', '*guest': 'uint64', '*guestnice': 'uint64' - } } + }, + 'if': 'CONFIG_POSIX' } =20 ## # @GuestCpuStats: @@ -1786,7 +1799,8 @@ { 'union': 'GuestCpuStats', 'base': { 'type': 'GuestCpuStatsType' }, 'discriminator': 'type', - 'data': { 'linux': 'GuestLinuxCpuStats' } } + 'data': { 'linux': 'GuestLinuxCpuStats' }, + 'if': 'CONFIG_POSIX' } =20 ## # @guest-get-cpustats: @@ -1798,5 +1812,6 @@ # Since: 7.1 ## { 'command': 'guest-get-cpustats', - 'returns': ['GuestCpuStats'] + 'returns': ['GuestCpuStats'], + 'if': 'CONFIG_POSIX' } --=20 2.45.1