"usage: bcachefs <command> [<args>]\n"
"\n"
"Superblock commands:\n"
- " format Format a new filesystem\n"
- " show-super Dump superblock information to stdout\n"
+ " format Format a new filesystem\n"
+ " show-super Dump superblock information to stdout\n"
+ " set-option Set a filesystem option\n"
"\n"
+#ifndef BCACHEFS_NO_RUST
+ "Mount:\n"
+ " mount Mount a filesystem\n"
+ "\n"
+#endif
"Repair:\n"
- " fsck Check an existing filesystem for errors\n"
+ " fsck Check an existing filesystem for errors\n"
"\n"
- "Startup/shutdown, assembly of multi device filesystems:\n"
#if 0
- " assemble Assemble an existing multi device filesystem\n"
- " incremental Incrementally assemble an existing multi device filesystem\n"
- " run Start a partially assembled filesystem\n"
- " stop Stop a running filesystem\n"
-#endif
+ "Startup/shutdown, assembly of multi device filesystems:\n"
+ " assemble Assemble an existing multi device filesystem\n"
+ " incremental Incrementally assemble an existing multi device filesystem\n"
+ " run Start a partially assembled filesystem\n"
+ " stop Stop a running filesystem\n"
"\n"
+#endif
"Commands for managing a running filesystem:\n"
- " fs usage Show disk usage\n"
+ " fs usage Show disk usage\n"
"\n"
"Commands for managing devices within a running filesystem:\n"
- " device add Add a new device to an existing filesystem\n"
- " device remove Remove a device from an existing filesystem\n"
- " device online Re-add an existing member to a filesystem\n"
- " device offline Take a device offline, without removing it\n"
- " device evacuate Migrate data off of a specific device\n"
- " device set-state Mark a device as failed\n"
- " device resize Resize filesystem on a device\n"
+ " device add Add a new device to an existing filesystem\n"
+ " device remove Remove a device from an existing filesystem\n"
+ " device online Re-add an existing member to a filesystem\n"
+ " device offline Take a device offline, without removing it\n"
+ " device evacuate Migrate data off of a specific device\n"
+ " device set-state Mark a device as failed\n"
+ " device resize Resize filesystem on a device\n"
+ " device resize-journal Resize journal on a device\n"
+ "\n"
+ "Commands for managing subvolumes and snapshots:\n"
+ " subvolume create Create a new subvolume\n"
+ " subvolume delete Delete an existing subvolume\n"
+ " subvolume snapshot Create a snapshot\n"
"\n"
"Commands for managing filesystem data:\n"
- " data rereplicate Rereplicate degraded data\n"
- " data job Kick off low level data jobs\n"
+ " data rereplicate Rereplicate degraded data\n"
+ " data job Kick off low level data jobs\n"
"\n"
"Encryption:\n"
- " unlock Unlock an encrypted filesystem prior to running/mounting\n"
- " set-passphrase Change passphrase on an existing (unmounted) filesystem\n"
- " remove-passphrase Remove passphrase on an existing (unmounted) filesystem\n"
+ " unlock Unlock an encrypted filesystem prior to running/mounting\n"
+ " set-passphrase Change passphrase on an existing (unmounted) filesystem\n"
+ " remove-passphrase Remove passphrase on an existing (unmounted) filesystem\n"
"\n"
"Migrate:\n"
- " migrate Migrate an existing filesystem to bcachefs, in place\n"
- " migrate-superblock Add default superblock, after bcachefs migrate\n"
+ " migrate Migrate an existing filesystem to bcachefs, in place\n"
+ " migrate-superblock Add default superblock, after bcachefs migrate\n"
"\n"
"Commands for operating on files in a bcachefs filesystem:\n"
- " setattr Set various per file attributes\n"
+ " setattr Set various per file attributes\n"
+ "\n"
"Debug:\n"
"These commands work on offline, unmounted filesystems\n"
- " dump Dump filesystem metadata to a qcow2 image\n"
- " list List filesystem metadata in textual form\n"
- " list_journal List contents of journal\n"
+ " dump Dump filesystem metadata to a qcow2 image\n"
+#ifndef BCACHEFS_NO_RUST
+ " list List filesystem metadata in textual form\n"
+#endif
+ " list_journal List contents of journal\n"
+ "\n"
+ "FUSE:\n"
+ " fusemount Mount a filesystem via FUSE\n"
"\n"
"Miscellaneous:\n"
- " version Display the version of the invoked bcachefs tool\n");
+#ifndef BCACHEFS_NO_RUST
+ " completions Generate shell completions\n"
+#endif
+ " version Display the version of the invoked bcachefs tool\n");
}
static char *full_cmd;
static char *pop_cmd(int *argc, char *argv[])
{
- if (*argc < 2) {
- printf("%s: missing command\n", argv[0]);
- usage();
- exit(EXIT_FAILURE);
- }
-
char *cmd = argv[1];
- memmove(&argv[1], &argv[2], *argc * sizeof(argv[0]));
+ if (!(*argc < 2))
+ memmove(&argv[1], &argv[2], *argc * sizeof(argv[0]));
(*argc)--;
full_cmd = mprintf("%s %s", full_cmd, cmd);
{
char *cmd = pop_cmd(&argc, argv);
+ if (argc < 1) {
+ usage();
+ exit(EXIT_FAILURE);
+ }
if (!strcmp(cmd, "usage"))
return cmd_fs_usage(argc, argv);
- usage();
return 0;
}
{
char *cmd = pop_cmd(&argc, argv);
+ if (argc < 1)
+ return device_usage();
if (!strcmp(cmd, "add"))
return cmd_device_add(argc, argv);
if (!strcmp(cmd, "remove"))
if (!strcmp(cmd, "resize-journal"))
return cmd_device_resize_journal(argc, argv);
- usage();
return 0;
}
{
char *cmd = pop_cmd(&argc, argv);
+ if (argc < 1)
+ return data_usage();
if (!strcmp(cmd, "rereplicate"))
return cmd_data_rereplicate(argc, argv);
if (!strcmp(cmd, "job"))
return cmd_data_job(argc, argv);
- usage();
+ return 0;
+}
+
+static int subvolume_cmds(int argc, char *argv[])
+{
+ char *cmd = pop_cmd(&argc, argv);
+ if (argc < 1)
+ return subvolume_usage();
+ if (!strcmp(cmd, "create"))
+ return cmd_subvolume_create(argc, argv);
+ if (!strcmp(cmd, "delete"))
+ return cmd_subvolume_delete(argc, argv);
+ if (!strcmp(cmd, "snapshot"))
+ return cmd_subvolume_snapshot(argc, argv);
+
return 0;
}
full_cmd = argv[0];
+ /* Are we being called via a symlink? */
+
+ if (strstr(full_cmd, "mkfs"))
+ return cmd_format(argc, argv);
+
+ if (strstr(full_cmd, "fsck"))
+ return cmd_fsck(argc, argv);
+
+#ifdef BCACHEFS_FUSE
+ if (strstr(full_cmd, "mount.fuse"))
+ return cmd_fusemount(argc, argv);
+#endif
+
+#ifndef BCACHEFS_NO_RUST
+ if (strstr(full_cmd, "mount"))
+ return cmd_mount(argc, argv);
+#endif
+
setvbuf(stdout, NULL, _IOLBF, 0);
char *cmd = pop_cmd(&argc, argv);
+ if (!cmd) {
+ puts("missing command\n");
+ goto usage;
+ }
- if (!strcmp(cmd, "version"))
- return cmd_version(argc, argv);
+ /* these subcommands display usage when argc < 2 */
+ if (!strcmp(cmd, "device"))
+ return device_cmds(argc, argv);
+ if (!strcmp(cmd, "fs"))
+ return fs_cmds(argc, argv);
+ if (!strcmp(cmd, "data"))
+ return data_cmds(argc, argv);
+ if (!strcmp(cmd, "subvolume"))
+ return subvolume_cmds(argc, argv);
if (!strcmp(cmd, "format"))
return cmd_format(argc, argv);
- if (!strcmp(cmd, "show-super"))
- return cmd_show_super(argc, argv);
-
if (!strcmp(cmd, "fsck"))
return cmd_fsck(argc, argv);
+ if (!strcmp(cmd, "version"))
+ return cmd_version(argc, argv);
+ if (!strcmp(cmd, "show-super"))
+ return cmd_show_super(argc, argv);
+ if (!strcmp(cmd, "set-option"))
+ return cmd_set_option(argc, argv);
#if 0
if (!strcmp(cmd, "assemble"))
return cmd_stop(argc, argv);
#endif
- if (!strcmp(cmd, "fs"))
- return fs_cmds(argc, argv);
-
- if (!strcmp(cmd, "device"))
- return device_cmds(argc, argv);
-
- if (!strcmp(cmd, "data"))
- return data_cmds(argc, argv);
-
if (!strcmp(cmd, "unlock"))
return cmd_unlock(argc, argv);
if (!strcmp(cmd, "set-passphrase"))
if (!strcmp(cmd, "dump"))
return cmd_dump(argc, argv);
+#ifndef BCACHEFS_NO_RUST
if (!strcmp(cmd, "list"))
return cmd_list(argc, argv);
+#endif
if (!strcmp(cmd, "list_journal"))
return cmd_list_journal(argc, argv);
+ if (!strcmp(cmd, "kill_btree_node"))
+ return cmd_kill_btree_node(argc, argv);
if (!strcmp(cmd, "setattr"))
return cmd_setattr(argc, argv);
+#ifndef BCACHEFS_NO_RUST
+ if (!strcmp(cmd, "mount"))
+ return cmd_mount(argc, argv);
+ if (strstr(cmd, "completions"))
+ return cmd_completions(argc, argv);
+#endif
#ifdef BCACHEFS_FUSE
if (!strcmp(cmd, "fusemount"))
}
printf("Unknown command %s\n", cmd);
+usage:
usage();
exit(EXIT_FAILURE);
}
projects / bcachefs-tools-debian / blobdiff