[libvirt] [RFC PATCH 02/30] qemu: domain: Format storage source node names into private data

Save and restore node names if we know them in the status XML so that we don't need to recalculate them or don't lose them in some cases. Signed-off-by: Peter Krempa <pkrempa(a)redhat.com&gt; --- src/qemu/qemu_domain.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c index e2a8450e2e..224b3b0478 100644 --- a/src/qemu/qemu_domain.c +++ b/src/qemu/qemu_domain.c @@ -1934,6 +1934,9 @@ static int qemuStorageSourcePrivateDataParse(xmlXPathContextPtr ctxt, virStorageSourcePtr src) { + src->nodestorage = virXPathString("string(./nodename/@storage)", ctxt); + src->nodeformat = virXPathString("string(./nodename/@format)", ctxt); + if (virStorageSourcePrivateDataParseRelPath(ctxt, src) < 0) return -1; @@ -1945,6 +1948,15 @@ static int qemuStorageSourcePrivateDataFormat(virStorageSourcePtr src, virBufferPtr buf) { + if (src->nodestorage || src->nodeformat) { + virBufferAddLit(buf, "<nodename"); + if (src->nodestorage) + virBufferAsprintf(buf, " storage='%s'", src->nodestorage); + if (src->nodeformat) + virBufferAsprintf(buf, " format='%s'", src->nodeformat); + virBufferAddLit(buf, "/>\n"); + } + if (virStorageSourcePrivateDataFormatRelPath(src, buf) < 0) return -1; -- 2.14.3