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Parse backingStore before capacity in volume XML

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So we can allow omitting the capacity element if backing store is
present.
This commit is contained in:
Ján Tomko 2015-02-10 15:10:05 +01:00
parent cbd788eba6
commit 21f58a5854
1 changed files with 31 additions and 31 deletions
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62
src/conf/storage_conf.c
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@ -1289,6 +1289,37 @@ virStorageVolDefParseXML(virStoragePoolDefPtr pool,
}
}
if ((backingStore = virXPathString("string(./backingStore/path)", ctxt))) {
if (VIR_ALLOC(ret->target.backingStore) < 0)
goto error;
ret->target.backingStore->path = backingStore;
backingStore = NULL;
if (options->formatFromString) {
char *format = virXPathString("string(./backingStore/format/@type)", ctxt);
if (format == NULL)
ret->target.backingStore->format = options->defaultFormat;
else
ret->target.backingStore->format = (options->formatFromString)(format);
if (ret->target.backingStore->format < 0) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("unknown volume format type %s"), format);
VIR_FREE(format);
goto error;
}
VIR_FREE(format);
}
if (VIR_ALLOC(ret->target.backingStore->perms) < 0)
goto error;
if (virStorageDefParsePerms(ctxt, ret->target.backingStore->perms,
"./backingStore/permissions",
DEFAULT_VOL_PERM_MODE) < 0)
goto error;
}
capacity = virXPathString("string(./capacity)", ctxt);
unit = virXPathString("string(./capacity/@unit)", ctxt);
if (capacity == NULL) {
@ -1341,37 +1372,6 @@ virStorageVolDefParseXML(virStoragePoolDefPtr pool,
goto error;
}
if ((backingStore = virXPathString("string(./backingStore/path)", ctxt))) {
if (VIR_ALLOC(ret->target.backingStore) < 0)
goto error;
ret->target.backingStore->path = backingStore;
backingStore = NULL;
if (options->formatFromString) {
char *format = virXPathString("string(./backingStore/format/@type)", ctxt);
if (format == NULL)
ret->target.backingStore->format = options->defaultFormat;
else
ret->target.backingStore->format = (options->formatFromString)(format);
if (ret->target.backingStore->format < 0) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("unknown volume format type %s"), format);
VIR_FREE(format);
goto error;
}
VIR_FREE(format);
}
if (VIR_ALLOC(ret->target.backingStore->perms) < 0)
goto error;
if (virStorageDefParsePerms(ctxt, ret->target.backingStore->perms,
"./backingStore/permissions",
DEFAULT_VOL_PERM_MODE) < 0)
goto error;
}
ret->target.compat = virXPathString("string(./target/compat)", ctxt);
if (ret->target.compat) {
char **version = virStringSplit(ret->target.compat, ".", 2);