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c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1720790770; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=0WJa62CP+U612UEJMJQxscpa1kenQilxCwETI/f7mjQ=; b=G8e6Co5lh2qkdjLGtG5Hrlp5Z3h58MMMqfzroWtkUD/WsKHgtP6uXyWtul/3ZXSQ5vMuhv ChM9d2HcwrZ8NoY84JCBhpjGNDXuPN1T+skUOPuXMi4KYmvh7NylypK8kAwG0SSEmTc0ub 3eLYaqqMHfa2tRpaaIkKliqqZNCI/AA= X-MC-Unique: mebbcQbTMXmv5axu63VcfA-1 From: =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= To: qemu-devel@nongnu.org Cc: Thomas Huth , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , Michael Roth , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Paolo Bonzini , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Konstantin Kostiuk , Manos Pitsidianakis Subject: [PATCH v3 18/22] qga: don't disable fsfreeze commands if vss_init fails Date: Fri, 12 Jul 2024 14:24:55 +0100 Message-ID: <20240712132459.3974109-19-berrange@redhat.com> In-Reply-To: <20240712132459.3974109-1-berrange@redhat.com> References: <20240712132459.3974109-1-berrange@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.0 on 10.30.177.17 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=170.10.129.124; envelope-from=berrange@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -21 X-Spam_score: -2.2 X-Spam_bar: -- X-Spam_report: (-2.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.138, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 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: 1720790864226116600 The fsfreeze commands are already written to report an error if vss_init() fails. Reporting a more specific error message is more helpful than a generic "command is disabled" message, which cannot between an admin config decision and lack of platform support. Reviewed-by: Manos Pitsidianakis Signed-off-by: Daniel P. Berrang=C3=A9 Reviewed-by: Konstantin Kostiuk --- qga/commands-win32.c | 18 +++--------------- qga/main.c | 4 ++++ 2 files changed, 7 insertions(+), 15 deletions(-) diff --git a/qga/commands-win32.c b/qga/commands-win32.c index 2533e4c748..5866cc2e3c 100644 --- a/qga/commands-win32.c +++ b/qga/commands-win32.c @@ -1203,7 +1203,7 @@ GuestFilesystemInfoList *qmp_guest_get_fsinfo(Error *= *errp) GuestFsfreezeStatus qmp_guest_fsfreeze_status(Error **errp) { if (!vss_initialized()) { - error_setg(errp, QERR_UNSUPPORTED); + error_setg(errp, "fsfreeze not possible as VSS failed to initializ= e"); return 0; } =20 @@ -1231,7 +1231,7 @@ int64_t qmp_guest_fsfreeze_freeze_list(bool has_mount= points, Error *local_err =3D NULL; =20 if (!vss_initialized()) { - error_setg(errp, QERR_UNSUPPORTED); + error_setg(errp, "fsfreeze not possible as VSS failed to initializ= e"); return 0; } =20 @@ -1266,7 +1266,7 @@ int64_t qmp_guest_fsfreeze_thaw(Error **errp) int i; =20 if (!vss_initialized()) { - error_setg(errp, QERR_UNSUPPORTED); + error_setg(errp, "fsfreeze not possible as VSS failed to initializ= e"); return 0; } =20 @@ -1961,18 +1961,6 @@ done: /* add unsupported commands to the list of blocked RPCs */ GList *ga_command_init_blockedrpcs(GList *blockedrpcs) { - 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}; - char **p =3D (char **)list; - - while (*p) { - blockedrpcs =3D g_list_append(blockedrpcs, g_strdup(*p++)); - } - } - return blockedrpcs; } =20 diff --git a/qga/main.c b/qga/main.c index f4d5f15bb3..17b6ce18ac 100644 --- a/qga/main.c +++ b/qga/main.c @@ -1395,6 +1395,10 @@ static GAState *initialize_agent(GAConfig *config, i= nt socket_activation) " '%s': %s", config->state_dir, strerror(errno)); return NULL; } + + if (!vss_init(true)) { + g_debug("vss_init failed, vss commands will not function"); + } #endif =20 if (ga_is_frozen(s)) { --=20 2.45.1