[Libguestfs] [PATCH 11/16] New API: add btrfs_rescue_chunk_recover

Signed-off-by: Hu Tao <hutao(a)cn.fujitsu.com&gt; --- daemon/btrfs.c | 26 ++++++++++++++++++++++++++ generator/actions.ml | 14 ++++++++++++++ src/MAX_PROC_NR | 2 +- 3 files changed, 41 insertions(+), 1 deletion(-) diff --git a/daemon/btrfs.c b/daemon/btrfs.c index a17d656..78c5498 100644 --- a/daemon/btrfs.c +++ b/daemon/btrfs.c @@ -1647,3 +1647,29 @@ do_btrfs_filesystem_defragment (const char *path, int flush, const char *compres return 0; } + +int +do_btrfs_rescue_chunk_recover (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_btrfs); + ADD_ARG (argv, i, "rescue"); + ADD_ARG (argv, i, "chunk-recover"); + ADD_ARG (argv, i, "-y"); + 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 2774336..eef764c 100644 --- a/generator/actions.ml +++ b/generator/actions.ml @@ -12364,6 +12364,20 @@ Show status of running or finished scrub on a btrfs filesystem." }; longdesc = "\ Defragment a file or directory on a btrfs filesystem. compress is one of zlib or lzo." }; + { defaults with + name = "btrfs_rescue_chunk_recover"; + style = RErr, [Device "device"], []; + proc_nr = Some 444; + optional = Some "btrfs"; camel_name = "BTRFSRescueChunkRecover"; + tests = [ + InitPartition, Always, TestRun ( + [["mkfs_btrfs"; "/dev/sda1"; ""; ""; "NOARG"; ""; "NOARG"; "NOARG"; ""; ""]; + ["btrfs_rescue_chunk_recover"; "/dev/sda1"]]), []; + ]; + shortdesc = "recover the chunk tree of btrfs filesystem"; + longdesc = "\ +Recover the chunk tree of btrfs filesystem by scannning the devices one by one." }; + ] (* Non-API meta-commands available only in guestfish. diff --git a/src/MAX_PROC_NR b/src/MAX_PROC_NR index 6a13cf6..1e6fd03 100644 --- a/src/MAX_PROC_NR +++ b/src/MAX_PROC_NR @@ -1 +1 @@ -443 +444 -- 2.1.0