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btrfs: add support for recursive btrfs snapshotting

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This commit is contained in:
Lennart Poettering
2015-04-06 15:26:59 +02:00
parent cbf21ecc02
commit f70a17f8d4
6 changed files with 193 additions and 72 deletions
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src/nspawn/nspawn.c
+2 -2
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@@ -3761,7 +3761,7 @@ int main(int argc, char *argv[]) {
goto finish;
}
r = btrfs_subvol_snapshot(arg_directory, np, (arg_read_only ? BTRFS_SNAPSHOT_READ_ONLY : 0) | BTRFS_SNAPSHOT_FALLBACK_COPY);
r = btrfs_subvol_snapshot(arg_directory, np, (arg_read_only ? BTRFS_SNAPSHOT_READ_ONLY : 0) | BTRFS_SNAPSHOT_FALLBACK_COPY | BTRFS_SNAPSHOT_RECURSIVE);
if (r < 0) {
log_error_errno(r, "Failed to create snapshot %s from %s: %m", np, arg_directory);
goto finish;
@@ -3785,7 +3785,7 @@ int main(int argc, char *argv[]) {
}
if (arg_template) {
r = btrfs_subvol_snapshot(arg_template, arg_directory, (arg_read_only ? BTRFS_SNAPSHOT_READ_ONLY : 0) | BTRFS_SNAPSHOT_FALLBACK_COPY);
r = btrfs_subvol_snapshot(arg_template, arg_directory, (arg_read_only ? BTRFS_SNAPSHOT_READ_ONLY : 0) | BTRFS_SNAPSHOT_FALLBACK_COPY | BTRFS_SNAPSHOT_RECURSIVE);
if (r == -EEXIST) {
if (!arg_quiet)
log_info("Directory %s already exists, not populating from template %s.", arg_directory, arg_template);