[libvirt] [libvirt RFC PATCH 08/10] util: storage: Add JSON backing store parser for 'sheepdog' protocol

--- src/util/virstoragefile.c | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/src/util/virstoragefile.c b/src/util/virstoragefile.c index 06f9737..7c6d507 100644 --- a/src/util/virstoragefile.c +++ b/src/util/virstoragefile.c @@ -2659,6 +2659,30 @@ virStorageSourceParseBackingJSONNbd(virStorageSourcePtr src, } +static int +virStorageSourceParseBackingJSONSheepdog(virStorageSourcePtr src, + virJSONValuePtr json, + int opaque ATTRIBUTE_UNUSED) +{ + const char *filename; + + /* legacy URI based syntax passed via 'filename' option */ + if ((filename = virJSONValueObjectGetString(json, "file.filename"))) { + if (strstr(filename, "://")) + return virStorageSourceParseBackingJSONUriStr(src, filename, + VIR_STORAGE_NET_PROTOCOL_SHEEPDOG); + + /* libvirt doesn't implement a parser for the legacy non-URI syntax */ + } + + /* Sheepdog currently supports only URI and legacy syntax passed in as filename */ + virReportError(VIR_ERR_INVALID_ARG, "%s", + _("missing sheepdog URI in JSON backing volume definition")); + + return -1; +} + + struct virStorageSourceJSONDriverParser { const char *drvname; int (*func)(virStorageSourcePtr src, virJSONValuePtr json, int opaque); @@ -2677,6 +2701,7 @@ static const struct virStorageSourceJSONDriverParser jsonParsers[] = { {"gluster", virStorageSourceParseBackingJSONGluster, 0}, {"iscsi", virStorageSourceParseBackingJSONiSCSI, 0}, {"nbd", virStorageSourceParseBackingJSONNbd, 0}, + {"sheepdog", virStorageSourceParseBackingJSONSheepdog, 0}, }; -- 2.8.2