[Libguestfs] [PATCH 2/3] NEW API: add a new api e2fsck

[Wanlong Gao]

From: Wanlong Gao <gaowanlong at cn.fujitsu.com>

Add a new api e2fsck with two options:
correct: same as '-p' option of e2fsck
forceall: same as '-y' option of e2fsck

Thanks for Rich's idea.

Signed-off-by: Wanlong Gao <gaowanlong at cn.fujitsu.com>
---
 daemon/ext2.c                  |   42 ++++++++++++++++++++++++++++++++++++++++
 generator/generator_actions.ml |   24 ++++++++++++++++++++++
 src/MAX_PROC_NR                |    2 +-
 3 files changed, 67 insertions(+), 1 deletions(-)

diff --git a/daemon/ext2.c b/daemon/ext2.c
index c280ca2..b0dc6da 100644
--- a/daemon/ext2.c
+++ b/daemon/ext2.c
@@ -294,6 +294,48 @@ do_resize2fs_M (const char *device)
 }
 
 int
+do_e2fsck (const char *device,
+           int correct,
+           int forceall)
+{
+  const char *argv[MAX_ARGS];
+  char *err;
+  size_t i = 0;
+  int r;
+  char prog[] = "e2fsck";
+
+  if (e2prog (prog) == -1)
+    return -1;
+
+  if (correct && forceall) {
+    reply_with_error("%s", "Only one of the options may be specified");
+    return -1;
+  }
+
+  ADD_ARG (argv, i, prog);
+  ADD_ARG (argv, i, "-f");
+
+  if (correct)
+    ADD_ARG (argv, i, "-p");
+
+  if (forceall)
+    ADD_ARG (argv, i, "-y");
+
+  ADD_ARG (argv, i, device);
+  ADD_ARG (argv, i, NULL);
+
+  r = commandv (NULL, &err, argv);
+  if (r == -1 || r >= 2) {
+    reply_with_error ("%s", err);
+    free (err);
+    return -1;
+  }
+
+  free (err);
+  return 0;
+}
+
+int
 do_e2fsck_f (const char *device)
 {
   char *err;
diff --git a/generator/generator_actions.ml b/generator/generator_actions.ml
index fb82bb6..2e40c39 100644
--- a/generator/generator_actions.ml
+++ b/generator/generator_actions.ml
@@ -3454,6 +3454,8 @@ are activated or deactivated.");
        ["umount"; "/"];
        ["lvresize"; "/dev/VG/LV"; "20"];
        ["e2fsck_f"; "/dev/VG/LV"];
+       ["e2fsck"; "/dev/VG/LV"; "true"; "false"];
+       ["e2fsck"; "/dev/VG/LV"; "false"; "true"];
        ["resize2fs"; "/dev/VG/LV"];
        ["mount_options"; ""; "/dev/VG/LV"; "/"];
        ["cat"; "/new"]], "test content");
@@ -6597,6 +6599,28 @@ The usage of this device, for example C<filesystem> or C<raid>.
 
 =back");
 
+  ("e2fsck", (RErr, [Device "device"], [OBool "correct"; OBool "forceall"]), 304, [],
+   [], (* lvresize tests this *)
+   "check an ext2/ext3 filesystem",
+   "\
+This runs the ext2/ext3 filesystem checker on C<device>.
+Force to check the filesystem even if it appears to be clean.
+
+=over 4
+
+=item C<correct>
+
+Automatically repair the file system. This option will cause e2fsck to automatically
+fix any filesystem problems that can be safely fixed without human intervention.
+This option may not be specified at the same time as the C<forceall> option.
+
+=item C<forceall>
+
+Assume an answer of 'yes' to all questions; allows e2fsck to be used non-interactively.
+This option may not be specified at the same time as the C<correct> option.
+
+=back");
+
 ]
 
 let all_functions = non_daemon_functions @ daemon_functions
diff --git a/src/MAX_PROC_NR b/src/MAX_PROC_NR
index 8160622..873b744 100644
--- a/src/MAX_PROC_NR
+++ b/src/MAX_PROC_NR
@@ -1 +1 @@
-303
+304
-- 
1.7.8