From nobody Sun Feb 8 23:36:57 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; dmarc=pass(p=none dis=none) header.from=redhat.com Return-Path: Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by mx.zohomail.com with SMTPS id 1534176100519511.50552828635034; Mon, 13 Aug 2018 09:01:40 -0700 (PDT) Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 8A50C80F8F; Mon, 13 Aug 2018 16:01:37 +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 10B8B60BE7; Mon, 13 Aug 2018 16:01:37 +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 9215D24F5F; Mon, 13 Aug 2018 16:01:36 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.rdu2.redhat.com [10.11.54.6]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id w7DG0vBh001421 for ; Mon, 13 Aug 2018 12:00:58 -0400 Received: by smtp.corp.redhat.com (Postfix) id BDF1D2166BA5; Mon, 13 Aug 2018 16:00:57 +0000 (UTC) Received: from angien.brq.redhat.com (unknown [10.43.2.136]) by smtp.corp.redhat.com (Postfix) with ESMTP id 5BC3A2166BA0 for ; Mon, 13 Aug 2018 16:00:57 +0000 (UTC) From: Peter Krempa To: libvir-list@redhat.com Date: Mon, 13 Aug 2018 17:59:59 +0200 Message-Id: In-Reply-To: References: In-Reply-To: References: X-Scanned-By: MIMEDefang 2.78 on 10.11.54.6 X-loop: libvir-list@redhat.com Subject: [libvirt] [PATCHv2 25/62] conf: Implement private data formatting and parsing for disks 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 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.27]); Mon, 13 Aug 2018 16:01:39 +0000 (UTC) X-ZohoMail: RDMRC_0 RSF_0 Z_629925259 SPT_0 Content-Type: text/plain; charset="utf-8" Allow storing of private data in the status XML for disks. Signed-off-by: Peter Krempa Reviewed-by: J=EF=BF=BDn Tomko --- src/conf/domain_conf.c | 60 ++++++++++++++++++++++++++++++++++++++++++++++= ++++ src/conf/domain_conf.h | 7 ++++++ 2 files changed, 67 insertions(+) diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c index 93d745bb74..c10e0a9eca 100644 --- a/src/conf/domain_conf.c +++ b/src/conf/domain_conf.c @@ -9676,6 +9676,30 @@ virDomainDiskDefDriverParseXML(virDomainDiskDefPtr d= ef, } +static int +virDomainDiskDefParsePrivateData(xmlXPathContextPtr ctxt, + virDomainDiskDefPtr disk, + virDomainXMLOptionPtr xmlopt) +{ + xmlNodePtr save_node =3D ctxt->node; + int ret =3D 0; + + if (!xmlopt || + !xmlopt->privateData.diskParse) + return 0; + + if (!(ctxt->node =3D virXPathNode("./privateData", ctxt))) + goto cleanup; + + if (xmlopt->privateData.diskParse(ctxt, disk) < 0) + ret =3D -1; + + cleanup: + ctxt->node =3D save_node; + return ret; +} + + #define VENDOR_LEN 8 #define PRODUCT_LEN 16 @@ -10091,6 +10115,10 @@ virDomainDiskDefParseXML(virDomainXMLOptionPtr xml= opt, goto error; } + if (flags & VIR_DOMAIN_DEF_PARSE_STATUS && + virDomainDiskDefParsePrivateData(ctxt, def, xmlopt) < 0) + goto error; + if (virDomainDiskDefParseValidate(def, vmSeclabels, nvmSeclabels) < 0) goto error; @@ -24006,6 +24034,35 @@ virDomainDiskDefFormatMirror(virBufferPtr buf, } +static int +virDomainDiskDefFormatPrivateData(virBufferPtr buf, + virDomainDiskDefPtr disk, + unsigned int flags, + virDomainXMLOptionPtr xmlopt) +{ + virBuffer childBuf =3D VIR_BUFFER_INITIALIZER; + + if (!(flags & VIR_DOMAIN_DEF_FORMAT_STATUS) || + !xmlopt || + !xmlopt->privateData.diskFormat) + return 0; + + virBufferSetChildIndent(&childBuf, buf); + + if (xmlopt->privateData.diskFormat(disk, &childBuf) < 0) + goto error; + + if (virXMLFormatElement(buf, "privateData", NULL, &childBuf) < 0) + goto error; + + return 0; + + error: + virBufferFreeAndReset(&childBuf); + return -1; +} + + static int virDomainDiskDefFormat(virBufferPtr buf, virDomainDiskDefPtr def, @@ -24119,6 +24176,9 @@ virDomainDiskDefFormat(virBufferPtr buf, virDomainDeviceInfoFormat(buf, &def->info, flags | VIR_DOMAIN_DEF_FORMAT_ALLOW_BOOT); + if (virDomainDiskDefFormatPrivateData(buf, def, flags, xmlopt) < 0) + return -1; + virBufferAdjustIndent(buf, -2); virBufferAddLit(buf, "\n"); return 0; diff --git a/src/conf/domain_conf.h b/src/conf/domain_conf.h index c1dfa37fdf..50d2ead607 100644 --- a/src/conf/domain_conf.h +++ b/src/conf/domain_conf.h @@ -2735,6 +2735,11 @@ typedef int (*virDomainXMLPrivateDataParseFunc)(xmlX= PathContextPtr, typedef void *(*virDomainXMLPrivateDataGetParseOpaqueFunc)(virDomainObjPtr= vm); +typedef int (*virDomainXMLPrivateDataDiskParseFunc)(xmlXPathContextPtr ctx= t, + virDomainDiskDefPtr di= sk); +typedef int (*virDomainXMLPrivateDataDiskFormatFunc)(virDomainDiskDefPtr d= isk, + virBufferPtr buf); + typedef int (*virDomainXMLPrivateDataStorageSourceParseFunc)(xmlXPathConte= xtPtr ctxt, virStorageSou= rcePtr src); typedef int (*virDomainXMLPrivateDataStorageSourceFormatFunc)(virStorageSo= urcePtr src, @@ -2749,6 +2754,8 @@ struct _virDomainXMLPrivateDataCallbacks { /* note that private data for devices are not copied when using * virDomainDefCopy and similar functions */ virDomainXMLPrivateDataNewFunc diskNew; + virDomainXMLPrivateDataDiskParseFunc diskParse; + virDomainXMLPrivateDataDiskFormatFunc diskFormat; virDomainXMLPrivateDataNewFunc vcpuNew; virDomainXMLPrivateDataNewFunc chrSourceNew; virDomainXMLPrivateDataNewFunc vsockNew; --=20 2.16.2 -- libvir-list mailing list libvir-list@redhat.com https://www.redhat.com/mailman/listinfo/libvir-list