libvirt/SOURCES/libvirt-qemuBlockGetBacking...

104 lines
4.0 KiB
Diff

From 47842f81b667134e873f4380dfb432ca86a1e50d Mon Sep 17 00:00:00 2001
Message-Id: <47842f81b667134e873f4380dfb432ca86a1e50d@dist-git>
From: Peter Krempa <pkrempa@redhat.com>
Date: Tue, 24 Mar 2020 16:26:00 +0100
Subject: [PATCH] qemuBlockGetBackingStoreString: Add 'pretty' argument
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Add support for pretty-printing of the JSON variant of the output for
consumption in tests. All current callers pass 'false'.
Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
(cherry picked from commit a83c1dc70e724b9313436c63f57ea24023fd7076)
https://bugzilla.redhat.com/show_bug.cgi?id=1804617
Message-Id: <9b133a1d7bf6304e0dc9017222bdc09640c11518.1585063415.git.pkrempa@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
---
src/qemu/qemu_block.c | 8 +++++---
src/qemu/qemu_block.h | 3 ++-
src/qemu/qemu_driver.c | 4 ++--
3 files changed, 9 insertions(+), 6 deletions(-)
diff --git a/src/qemu/qemu_block.c b/src/qemu/qemu_block.c
index 5697d4fc73..279b4a38b8 100644
--- a/src/qemu/qemu_block.c
+++ b/src/qemu/qemu_block.c
@@ -2014,13 +2014,15 @@ qemuBlockStorageGetCopyOnReadProps(virDomainDiskDefPtr disk)
/**
* qemuBlockGetBackingStoreString:
* @src: storage source to get the string for
+ * @pretty: pretty-print the JSON (if applicable, used by tests)
*
* Formats a string used in the backing store field of a disk image which
* supports backing store. Non-local storage may result in use of the json:
* pseudo protocol for any complex configuration.
*/
char *
-qemuBlockGetBackingStoreString(virStorageSourcePtr src)
+qemuBlockGetBackingStoreString(virStorageSourcePtr src,
+ bool pretty)
{
int actualType = virStorageSourceGetActualType(src);
g_autoptr(virJSONValue) backingProps = NULL;
@@ -2087,7 +2089,7 @@ qemuBlockGetBackingStoreString(virStorageSourcePtr src)
props = sliceProps;
}
- if (!(backingJSON = virJSONValueToString(props, false)))
+ if (!(backingJSON = virJSONValueToString(props, pretty)))
return NULL;
ret = g_strdup_printf("json:%s", backingJSON);
@@ -2115,7 +2117,7 @@ qemuBlockStorageSourceCreateAddBacking(virStorageSourcePtr backing,
backingFormatStr = virStorageFileFormatTypeToString(backing->format);
}
- if (!(backingFileStr = qemuBlockGetBackingStoreString(backing)))
+ if (!(backingFileStr = qemuBlockGetBackingStoreString(backing, false)))
return -1;
if (virJSONValueObjectAdd(props,
diff --git a/src/qemu/qemu_block.h b/src/qemu/qemu_block.h
index 75b25bfea5..506957c3d5 100644
--- a/src/qemu/qemu_block.h
+++ b/src/qemu/qemu_block.h
@@ -178,7 +178,8 @@ qemuBlockSnapshotAddBlockdev(virJSONValuePtr actions,
virStorageSourcePtr newsrc);
char *
-qemuBlockGetBackingStoreString(virStorageSourcePtr src)
+qemuBlockGetBackingStoreString(virStorageSourcePtr src,
+ bool pretty)
ATTRIBUTE_NONNULL(1);
int
diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index 175a1961c2..3c3c7b6041 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -17773,7 +17773,7 @@ qemuDomainBlockPullCommon(virDomainObjPtr vm,
if (baseSource) {
nodebase = baseSource->nodeformat;
if (!backingPath &&
- !(backingPath = qemuBlockGetBackingStoreString(baseSource)))
+ !(backingPath = qemuBlockGetBackingStoreString(baseSource, false)))
goto endjob;
}
device = disk->src->nodeformat;
@@ -18941,7 +18941,7 @@ qemuDomainBlockCommit(virDomainPtr dom,
nodebase = baseSource->nodeformat;
device = qemuDomainDiskGetTopNodename(disk);
if (!backingPath && top_parent &&
- !(backingPath = qemuBlockGetBackingStoreString(baseSource)))
+ !(backingPath = qemuBlockGetBackingStoreString(baseSource, false)))
goto endjob;
if (bitmapDisableActions) {
--
2.26.0