From nobody Sun Feb 8 17:42:21 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of redhat.com designates 209.132.183.28 as permitted sender) client-ip=209.132.183.28; envelope-from=libvir-list-bounces@redhat.com; helo=mx1.redhat.com; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of redhat.com designates 209.132.183.28 as permitted sender) smtp.mailfrom=libvir-list-bounces@redhat.com Return-Path: Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by mx.zohomail.com with SMTPS id 1504007371457346.15905493503385; Tue, 29 Aug 2017 04:49:31 -0700 (PDT) Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 27101883DC; Tue, 29 Aug 2017 11:49:29 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.21]) by smtp.corp.redhat.com (Postfix) with ESMTPS id E88BB7FB61; Tue, 29 Aug 2017 11:49:28 +0000 (UTC) Received: from lists01.pubmisc.prod.ext.phx2.redhat.com (lists01.pubmisc.prod.ext.phx2.redhat.com [10.5.19.33]) by colo-mx.corp.redhat.com (Postfix) with ESMTP id A1CE13FC74; Tue, 29 Aug 2017 11:49:28 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id v7TBnBuL023025 for ; Tue, 29 Aug 2017 07:49:11 -0400 Received: by smtp.corp.redhat.com (Postfix) id 295B07FA5C; Tue, 29 Aug 2017 11:49:11 +0000 (UTC) Received: from angien.brq.redhat.com (unknown [10.43.2.201]) by smtp.corp.redhat.com (Postfix) with ESMTP id A73C97FB5A for ; Tue, 29 Aug 2017 11:49:10 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com 27101883DC Authentication-Results: ext-mx02.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx02.extmail.prod.ext.phx2.redhat.com; spf=fail smtp.mailfrom=libvir-list-bounces@redhat.com From: Peter Krempa To: libvir-list@redhat.com Date: Tue, 29 Aug 2017 13:49:13 +0200 Message-Id: In-Reply-To: References: In-Reply-To: References: X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-loop: libvir-list@redhat.com Subject: [libvirt] [PATCH v5 5/7] virsh: Implement managedsave-define command X-BeenThere: libvir-list@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: Development discussions about the libvirt library & tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Sender: libvir-list-bounces@redhat.com Errors-To: libvir-list-bounces@redhat.com X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.26]); Tue, 29 Aug 2017 11:49:29 +0000 (UTC) X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Type: text/plain; charset="utf-8" From: Kothapally Madhu Pavan Add a simple virsh command handler which makes use of the new API. Signed-off-by: Kothapally Madhu Pavan --- tools/virsh-domain.c | 78 ++++++++++++++++++++++++++++++++++++++++++++++++= ++++ tools/virsh.pod | 12 ++++++++ 2 files changed, 90 insertions(+) diff --git a/tools/virsh-domain.c b/tools/virsh-domain.c index a3410e791..8f048f678 100644 --- a/tools/virsh-domain.c +++ b/tools/virsh-domain.c @@ -4704,6 +4704,78 @@ cmdManagedSaveRemove(vshControl *ctl, const vshCmd *= cmd) return ret; } +/* + * "managedsave-define" command + */ +static const vshCmdInfo info_managed_save_define[] =3D { + {.name =3D "help", + .data =3D N_("redefine the XML for a domain's managed save state file= ") + }, + {.name =3D "desc", + .data =3D N_("Replace the domain XML associated with a managed save s= tate file") + }, + {.name =3D NULL} +}; + +static const vshCmdOptDef opts_managed_save_define[] =3D { + VIRSH_COMMON_OPT_DOMAIN_FULL, + {.name =3D "xml", + .type =3D VSH_OT_DATA, + .flags =3D VSH_OFLAG_REQ, + .help =3D N_("filename containing updated XML for the target") + }, + {.name =3D "running", + .type =3D VSH_OT_BOOL, + .help =3D N_("set domain to be running on start") + }, + {.name =3D "paused", + .type =3D VSH_OT_BOOL, + .help =3D N_("set domain to be paused on start") + }, + {.name =3D NULL} +}; + +static bool +cmdManagedSaveDefine(vshControl *ctl, const vshCmd *cmd) +{ + bool ret =3D false; + virDomainPtr dom =3D NULL; + const char *xmlfile =3D NULL; + char *xml =3D NULL; + unsigned int flags =3D 0; + + if (vshCommandOptBool(cmd, "running")) + flags |=3D VIR_DOMAIN_SAVE_RUNNING; + if (vshCommandOptBool(cmd, "paused")) + flags |=3D VIR_DOMAIN_SAVE_PAUSED; + + VSH_EXCLUSIVE_OPTIONS("running", "paused"); + + if (vshCommandOptStringReq(ctl, cmd, "xml", &xmlfile) < 0) + return false; + + if (virFileReadAll(xmlfile, VSH_MAX_XML_FILE, &xml) < 0) + return false; + + if (!(dom =3D virshCommandOptDomain(ctl, cmd, NULL))) + goto cleanup; + + if (virDomainManagedSaveDefineXML(dom, xml, flags) < 0) { + vshError(ctl, _("Failed to update %s XML configuration"), + virDomainGetName(dom)); + goto cleanup; + } + + vshPrintExtra(ctl, _("Managed save state file of domain %s updated.\n"= ), + virDomainGetName(dom)); + ret =3D true; + + cleanup: + virshDomainFree(dom); + VIR_FREE(xml); + return ret; +} + /* * "schedinfo" command */ @@ -13886,6 +13958,12 @@ const vshCmdDef domManagementCmds[] =3D { .info =3D info_managedsaveremove, .flags =3D 0 }, + {.name =3D "managedsave-define", + .handler =3D cmdManagedSaveDefine, + .opts =3D opts_managed_save_define, + .info =3D info_managed_save_define, + .flags =3D 0 + }, {.name =3D "memtune", .handler =3D cmdMemtune, .opts =3D opts_memtune, diff --git a/tools/virsh.pod b/tools/virsh.pod index 15a414399..5c87af302 100644 --- a/tools/virsh.pod +++ b/tools/virsh.pod @@ -1630,6 +1630,18 @@ has any managed save image. Remove the B state file for a domain, if it exists. This ensures the domain will do a full boot the next time it is started. +=3Ditem B I I [{I<--running> | I<--paused= >}] + +Update the domain XML that will be used when I is later +started. The I argument must be a file name containing +the alternative XML, with changes only in the host-specific portions of +the domain XML. For example, it can be used to change disk file paths. + +The managed save image records whether the domain should be started to a +running or paused state. Normally, this command does not alter the +recorded state; passing either the I<--running> or I<--paused> flag +will allow overriding which state the B should use. + =3Ditem B [I] Provide the maximum number of virtual CPUs supported for a guest VM on --=20 2.14.1 -- libvir-list mailing list libvir-list@redhat.com https://www.redhat.com/mailman/listinfo/libvir-list