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lvresize: let env var set lvresize_fs_helper_path

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This commit is contained in:
David Teigland 2022-09-27 15:39:09 -05:00
parent 7f1ef25b46
commit b39ad99325
1 changed files with 16 additions and 3 deletions
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19
lib/device/filesystem.c
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@ -24,6 +24,19 @@
#include <mntent.h>
#include <sys/ioctl.h>
static const char *_lvresize_fs_helper_path;
static const char *_get_lvresize_fs_helper_path(void)
{
if (!_lvresize_fs_helper_path)
_lvresize_fs_helper_path = getenv("LVRESIZE_FS_HELPER_PATH");
if (!_lvresize_fs_helper_path)
_lvresize_fs_helper_path = LVRESIZE_FS_HELPER_PATH; /* from configure, usually in /usr/libexec */
return _lvresize_fs_helper_path;
}
/*
* Set the path of the dm-crypt device, i.e. /dev/dm-N, that is using the LV.
*/
@ -206,7 +219,7 @@ int crypt_resize_script(struct cmd_context *cmd, struct logical_volume *lv, stru
if (dm_snprintf(crypt_path, sizeof(crypt_path), "/dev/dm-%d", (int)MINOR(fsi->crypt_devt)) < 0)
return_0;
argv[0] = LVRESIZE_FS_HELPER_PATH; /* from configure, usually in /usr/libexec */
argv[0] = _get_lvresize_fs_helper_path();
argv[++args] = "--cryptresize";
argv[++args] = "--cryptpath";
argv[++args] = crypt_path;
@ -257,7 +270,7 @@ int fs_reduce_script(struct cmd_context *cmd, struct logical_volume *lv, struct
if (dm_snprintf(lv_path, PATH_MAX, "%s%s/%s", lv->vg->cmd->dev_dir, lv->vg->name, lv->name) < 0)
return_0;
argv[0] = LVRESIZE_FS_HELPER_PATH; /* from configure, usually in /usr/libexec */
argv[0] = _get_lvresize_fs_helper_path();
argv[++args] = "--fsreduce";
argv[++args] = "--fstype";
argv[++args] = fsi->fstype;
@ -346,7 +359,7 @@ int fs_extend_script(struct cmd_context *cmd, struct logical_volume *lv, struct
if (dm_snprintf(lv_path, PATH_MAX, "%s%s/%s", lv->vg->cmd->dev_dir, lv->vg->name, lv->name) < 0)
return_0;
argv[0] = LVRESIZE_FS_HELPER_PATH; /* from configure, usually in /usr/libexec */
argv[0] = _get_lvresize_fs_helper_path();
argv[++args] = "--fsextend";
argv[++args] = "--fstype";
argv[++args] = fsi->fstype;