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Chen Hanxiao

2015-Mar-01 07:20 UTC

[Libguestfs] [PATCH v2 0/3] btrfs: add support to btrfstune

This series adds new APIs to support btrfstune.

v2:
  - merge btrfstune_S_[enable|disable] together
  - fix naming issue

Chen Hanxiao (3):
  New API: btrfstune_seeding
  New API: btrfstune_enable_extended_inode_refs
  New API: btrfstune_enable_skinny_metadata_extent_refs

 daemon/btrfs.c       | 76 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 generator/actions.ml | 47 ++++++++++++++++++++++++++++++++
 src/MAX_PROC_NR      |  2 +-
 3 files changed, 124 insertions(+), 1 deletion(-)

-- 
2.1.0

Chen Hanxiao

2015-Mar-01 07:20 UTC

head link

[Libguestfs] [PATCH v2 1/3] New API: btrfstune_seeding

Use btrfstune_seeding to enable or disable seeding.

Signed-off-by: Chen Hanxiao <chenhanxiao at cn.fujitsu.com>
---
 daemon/btrfs.c       | 28 ++++++++++++++++++++++++++++
 generator/actions.ml | 17 +++++++++++++++++
 src/MAX_PROC_NR      |  2 +-
 3 files changed, 46 insertions(+), 1 deletion(-)

diff --git a/daemon/btrfs.c b/daemon/btrfs.c
index 6b93973..d2d4492 100644
--- a/daemon/btrfs.c
+++ b/daemon/btrfs.c
@@ -1929,3 +1929,31 @@ error:
   free (ret);
   return NULL;
 }
+
+int
+do_btrfstune_seeding (const char *device, int svalue)
+{
+  const size_t MAX_ARGS = 64;
+  const char *argv[MAX_ARGS];
+  size_t i = 0;
+  CLEANUP_FREE char *err = NULL;
+  CLEANUP_FREE char *out = NULL;
+  int r;
+  const char *s_value = svalue ? "1" : "0";
+
+  ADD_ARG (argv, i, str_btrfstune);
+  ADD_ARG (argv, i, "-S");
+  ADD_ARG (argv, i, s_value);
+  if (svalue == 0)
+    ADD_ARG (argv, i, "-f");
+  ADD_ARG (argv, i, device);
+  ADD_ARG (argv, i, NULL);
+
+  r = commandv (&out, &err, argv);
+  if (r == -1) {
+    reply_with_error ("%s: %s", device, err);
+    return -1;
+  }
+
+  return 0;
+}
diff --git a/generator/actions.ml b/generator/actions.ml
index c995787..cb67fc5 100644
--- a/generator/actions.ml
+++ b/generator/actions.ml
@@ -12475,6 +12475,23 @@ Show the status of a running or paused balance on a
btrfs filesystem." };
     longdesc = "\
 Show status of running or finished scrub on a btrfs filesystem." };
 
+  { defaults with
+    name = "btrfstune_seeding";
+    style = RErr, [Device "device"; Bool "seeding"], [];
+    proc_nr = Some 450;
+    optional = Some "btrfs"; camel_name =
"BTRFSTuneSeeding";
+    tests = [
+      InitPartition, Always, TestRun (
+        [["mkfs_btrfs"; "/dev/sda1"; "";
""; "NOARG"; ""; "NOARG";
"NOARG"; ""; ""];
+         ["btrfstune_seeding"; "/dev/sda1";
"true"];
+         ["btrfstune_seeding"; "/dev/sda1";
"false"]]), []
+    ];
+
+    shortdesc = "enable or disable seeding of a btrfs device";
+    longdesc = "\
+Enable seeding of a btrfs device, this will force a fs readonly
+so that you can use it tto build other filesystems." };
+
 ]
 
 (* Non-API meta-commands available only in guestfish.
diff --git a/src/MAX_PROC_NR b/src/MAX_PROC_NR
index 2b20fd0..29ba0df 100644
--- a/src/MAX_PROC_NR
+++ b/src/MAX_PROC_NR
@@ -1 +1 @@
-449
+450
-- 
2.1.0

Chen Hanxiao

2015-Mar-01 07:20 UTC

head link

[Libguestfs] [PATCH v2 2/3] New API: btrfstune_enable_extended_inode_refs

Signed-off-by: Chen Hanxiao <chenhanxiao at cn.fujitsu.com>
---
 daemon/btrfs.c       | 24 ++++++++++++++++++++++++
 generator/actions.ml | 15 +++++++++++++++
 src/MAX_PROC_NR      |  2 +-
 3 files changed, 40 insertions(+), 1 deletion(-)

diff --git a/daemon/btrfs.c b/daemon/btrfs.c
index d2d4492..48693ce 100644
--- a/daemon/btrfs.c
+++ b/daemon/btrfs.c
@@ -1957,3 +1957,27 @@ do_btrfstune_seeding (const char *device, int svalue)
 
   return 0;
 }
+
+int
+do_btrfstune_enable_extended_inode_refs (const char *device)
+{
+  const size_t MAX_ARGS = 64;
+  const char *argv[MAX_ARGS];
+  size_t i = 0;
+  CLEANUP_FREE char *err = NULL;
+  CLEANUP_FREE char *out = NULL;
+  int r;
+
+  ADD_ARG (argv, i, str_btrfstune);
+  ADD_ARG (argv, i, "-r");
+  ADD_ARG (argv, i, device);
+  ADD_ARG (argv, i, NULL);
+
+  r = commandv (&out, &err, argv);
+  if (r == -1) {
+    reply_with_error ("%s: %s", device, err);
+    return -1;
+  }
+
+  return 0;
+}
diff --git a/generator/actions.ml b/generator/actions.ml
index cb67fc5..bf02bdc 100644
--- a/generator/actions.ml
+++ b/generator/actions.ml
@@ -12492,6 +12492,21 @@ Show status of running or finished scrub on a btrfs
filesystem." };
 Enable seeding of a btrfs device, this will force a fs readonly
 so that you can use it tto build other filesystems." };
 
+  { defaults with
+    name = "btrfstune_enable_extended_inode_refs";
+    style = RErr, [Device "device"], [];
+    proc_nr = Some 451;
+    optional = Some "btrfs"; camel_name =
"BTRFSTuneEnableExtendedInodeRefs";
+    tests = [
+      InitPartition, Always, TestRun (
+        [["mkfs_btrfs"; "/dev/sda1"; "";
""; "NOARG"; ""; "NOARG";
"NOARG"; ""; ""];
+         ["btrfstune_enable_extended_inode_refs";
"/dev/sda1"]]), []
+    ];
+
+    shortdesc = "enable extended inode refs";
+    longdesc = "\
+This will Enable extended inode refs." };
+
 ]
 
 (* Non-API meta-commands available only in guestfish.
diff --git a/src/MAX_PROC_NR b/src/MAX_PROC_NR
index 29ba0df..4619a8a 100644
--- a/src/MAX_PROC_NR
+++ b/src/MAX_PROC_NR
@@ -1 +1 @@
-450
+451
-- 
2.1.0

Chen Hanxiao

2015-Mar-01 07:20 UTC

head link

[Libguestfs] [PATCH v2 3/3] New API: btrfstune_enable_skinny_metadata_extent_refs

Signed-off-by: Chen Hanxiao <chenhanxiao at cn.fujitsu.com>
---
 daemon/btrfs.c       | 24 ++++++++++++++++++++++++
 generator/actions.ml | 15 +++++++++++++++
 src/MAX_PROC_NR      |  2 +-
 3 files changed, 40 insertions(+), 1 deletion(-)

diff --git a/daemon/btrfs.c b/daemon/btrfs.c
index 48693ce..d4b3207 100644
--- a/daemon/btrfs.c
+++ b/daemon/btrfs.c
@@ -1981,3 +1981,27 @@ do_btrfstune_enable_extended_inode_refs (const char
*device)
 
   return 0;
 }
+
+int
+do_btrfstune_enable_skinny_metadata_extent_refs (const char *device)
+{
+  const size_t MAX_ARGS = 64;
+  const char *argv[MAX_ARGS];
+  size_t i = 0;
+  CLEANUP_FREE char *err = NULL;
+  CLEANUP_FREE char *out = NULL;
+  int r;
+
+  ADD_ARG (argv, i, str_btrfstune);
+  ADD_ARG (argv, i, "-x");
+  ADD_ARG (argv, i, device);
+  ADD_ARG (argv, i, NULL);
+
+  r = commandv (&out, &err, argv);
+  if (r == -1) {
+    reply_with_error ("%s: %s", device, err);
+    return -1;
+  }
+
+  return 0;
+}
diff --git a/generator/actions.ml b/generator/actions.ml
index bf02bdc..448dc4f 100644
--- a/generator/actions.ml
+++ b/generator/actions.ml
@@ -12507,6 +12507,21 @@ so that you can use it tto build other
filesystems." };
     longdesc = "\
 This will Enable extended inode refs." };
 
+  { defaults with
+    name = "btrfstune_enable_skinny_metadata_extent_refs";
+    style = RErr, [Device "device"], [];
+    proc_nr = Some 452;
+    optional = Some "btrfs"; camel_name =
"BTRFSTuneEnableSkinnyMetadataExtentRefs";
+    tests = [
+      InitPartition, Always, TestRun (
+        [["mkfs_btrfs"; "/dev/sda1"; "";
""; "NOARG"; ""; "NOARG";
"NOARG"; ""; ""];
+         ["btrfstune_enable_skinny_metadata_extent_refs";
"/dev/sda1"]]), []
+    ];
+
+    shortdesc = "enable skinny metadata extent refs";
+    longdesc = "\
+This enable skinny metadata extent refs." };
+
 ]
 
 (* Non-API meta-commands available only in guestfish.
diff --git a/src/MAX_PROC_NR b/src/MAX_PROC_NR
index 4619a8a..8670c73 100644
--- a/src/MAX_PROC_NR
+++ b/src/MAX_PROC_NR
@@ -1 +1 @@
-451
+452
-- 
2.1.0

Richard W.M. Jones

2015-Mar-01 20:22 UTC

head link

[Libguestfs] [PATCH v2 0/3] btrfs: add support to btrfstune

On Sun, Mar 01, 2015 at 02:20:46AM -0500, Chen Hanxiao
wrote:> This series adds new APIs to support btrfstune.
> 
> v2:
>   - merge btrfstune_S_[enable|disable] together
>   - fix naming issue
> 
> Chen Hanxiao (3):
>   New API: btrfstune_seeding
>   New API: btrfstune_enable_extended_inode_refs
>   New API: btrfstune_enable_skinny_metadata_extent_refs
> 
>  daemon/btrfs.c       | 76
++++++++++++++++++++++++++++++++++++++++++++++++++++
>  generator/actions.ml | 47 ++++++++++++++++++++++++++++++++
>  src/MAX_PROC_NR      |  2 +-
>  3 files changed, 124 insertions(+), 1 deletion(-)
At a quick glance, this looks good to me.  Let me play with it a bit
more when I get to work tomorrow.

Rich.

-- 
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
Read my programming and virtualization blog: http://rwmj.wordpress.com
virt-builder quickly builds VMs from scratch
http://libguestfs.org/virt-builder.1.html

Richard W.M. Jones

2015-Mar-02 12:11 UTC

head link

Re: [Libguestfs] [PATCH v2 0/3] btrfs: add support to btrfstune

On Sun, Mar 01, 2015 at 08:22:03PM +0000, Richard W.M. Jones
wrote:> On Sun, Mar 01, 2015 at 02:20:46AM -0500, Chen Hanxiao wrote:
> > This series adds new APIs to support btrfstune.
> > 
> > v2:
> >   - merge btrfstune_S_[enable|disable] together
> >   - fix naming issue
> > 
> > Chen Hanxiao (3):
> >   New API: btrfstune_seeding
> >   New API: btrfstune_enable_extended_inode_refs
> >   New API: btrfstune_enable_skinny_metadata_extent_refs
> > 
> >  daemon/btrfs.c       | 76
++++++++++++++++++++++++++++++++++++++++++++++++++++
> >  generator/actions.ml | 47 ++++++++++++++++++++++++++++++++
> >  src/MAX_PROC_NR      |  2 +-
> >  3 files changed, 124 insertions(+), 1 deletion(-)
> 
> At a quick glance, this looks good to me.  Let me play with it a bit
> more when I get to work tomorrow.
That series has been pushed now, thanks.

Rich.

-- 
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
Read my programming and virtualization blog: http://rwmj.wordpress.com
libguestfs lets you edit virtual machines.  Supports shell scripting,
bindings from many languages.  http://libguestfs.org

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