[Libguestfs] [PATCH 2/5] btrfs: add optional parameter `qgroupid' to btrfs_subvolume_snapshot
Parameter `qgroupid' is for adding the created snapshot to a qgroup.
Signed-off-by: Hu Tao <hutao(a)cn.fujitsu.com>
---
daemon/btrfs.c | 8 +++++++-
generator/actions.ml | 9 ++++++---
2 files changed, 13 insertions(+), 4 deletions(-)
diff --git a/daemon/btrfs.c b/daemon/btrfs.c
index 9b48a5d..2b6735f 100644
--- a/daemon/btrfs.c
+++ b/daemon/btrfs.c
@@ -208,7 +208,8 @@ do_mkfs_btrfs (char *const *devices,
}
int
-do_btrfs_subvolume_snapshot (const char *source, const char *dest, int ro)
+do_btrfs_subvolume_snapshot (const char *source, const char *dest, int ro,
+ const char *qgroupid)
{
const size_t MAX_ARGS = 64;
const char *argv[MAX_ARGS];
@@ -237,6 +238,11 @@ do_btrfs_subvolume_snapshot (const char *source, const char *dest,
int ro)
ro)
ADD_ARG (argv, i, "-r");
+ if (optargs_bitmask & GUESTFS_BTRFS_SUBVOLUME_SNAPSHOT_QGROUPID_BITMASK) {
+ ADD_ARG (argv, i, "-i");
+ ADD_ARG (argv, i, qgroupid);
+ }
+
ADD_ARG (argv, i, source_buf);
ADD_ARG (argv, i, dest_buf);
ADD_ARG (argv, i, NULL);
diff --git a/generator/actions.ml b/generator/actions.ml
index 47a98e3..e2b3cf5 100644
--- a/generator/actions.ml
+++ b/generator/actions.ml
@@ -10217,7 +10217,7 @@ See C<guestfs_get_e2generation>." };
{ defaults with
name = "btrfs_subvolume_snapshot";
- style = RErr, [Pathname "source"; Pathname "dest"], [OBool
"ro"];
+ style = RErr, [Pathname "source"; Pathname "dest"], [OBool
"ro"; OString "qgroupid"];
proc_nr = Some 322;
once_had_no_optargs = true;
optional = Some "btrfs"; camel_name = "BTRFSSubvolumeSnapshot";
@@ -10229,7 +10229,8 @@ See C<guestfs_get_e2generation>." };
["btrfs_subvolume_create"; "/test1"];
["btrfs_subvolume_create"; "/test2"];
["btrfs_subvolume_create"; "/dir/test3"];
- ["btrfs_subvolume_snapshot"; "/dir/test3";
"/dir/test5"; "true"]]), []
+ ["btrfs_subvolume_snapshot"; "/dir/test3";
"/dir/test5"; "true"; "NOARG"];
+ ["btrfs_subvolume_snapshot"; "/dir/test3";
"/dir/test6"; ""; "0/1000"]]), []
];
shortdesc = "create a btrfs snapshot";
longdesc = "\
@@ -10237,7 +10238,9 @@ Create a snapshot of the btrfs subvolume C<source>.
The C<dest> argument is the destination directory and the name
of the snapshot, in the form C</path/to/dest/name>. By default
the newly created snapshot is writable, if the value of optional
-parameter C<ro> is true, then a readonly snapshot is created." };
+parameter C<ro> is true, then a readonly snapshot is created. The
+optional parameter C<qgroupid> represents the qgroup which the
+newly created snapshot will be added to." };
{ defaults with
name = "btrfs_subvolume_delete";
--
1.9.3