move Rust sources to top level, C sources into c_src

[bcachefs-tools-debian] / c_src / cmd_data.c

diff --git a/c_src/cmd_data.c b/c_src/cmd_data.c
new file mode 100644 (file)
index 0000000..1ef689b
--- /dev/null
+++ b/c_src/cmd_data.c
@@ -0,0 +1,127 @@
+
+
+#include <stdio.h>
+#include <sys/ioctl.h>
+
+#include "libbcachefs/bcachefs_ioctl.h"
+#include "libbcachefs/btree_cache.h"
+#include "libbcachefs/move.h"
+
+#include "cmds.h"
+#include "libbcachefs.h"
+
+int data_usage(void)
+{
+       puts("bcachefs data - manage filesystem data\n"
+            "Usage: bcachefs data <CMD> [OPTIONS]\n"
+            "\n"
+            "Commands:\n"
+            "  rereplicate                     Rereplicate degraded data\n"
+            "  job                             Kick off low level data jobs\n"
+            "\n"
+            "Report bugs to <linux-bcachefs@vger.kernel.org>");
+       return 0;
+}
+
+static void data_rereplicate_usage(void)
+{
+       puts("bcachefs data rereplicate\n"
+            "Usage: bcachefs data rereplicate filesystem\n"
+            "\n"
+            "Walks existing data in a filesystem, writing additional copies\n"
+            "of any degraded data\n"
+            "\n"
+            "Options:\n"
+            "  -h, --help                  display this help and exit\n"
+            "Report bugs to <linux-bcachefs@vger.kernel.org>");
+       exit(EXIT_SUCCESS);
+}
+
+int cmd_data_rereplicate(int argc, char *argv[])
+{
+       int opt;
+
+       while ((opt = getopt(argc, argv, "h")) != -1)
+               switch (opt) {
+               case 'h':
+                       data_rereplicate_usage();
+               }
+       args_shift(optind);
+
+       char *fs_path = arg_pop();
+       if (!fs_path)
+               die("Please supply a filesystem");
+
+       if (argc)
+               die("too many arguments");
+
+       return bchu_data(bcache_fs_open(fs_path), (struct bch_ioctl_data) {
+               .op             = BCH_DATA_OP_rereplicate,
+               .start_btree    = 0,
+               .start_pos      = POS_MIN,
+               .end_btree      = BTREE_ID_NR,
+               .end_pos        = POS_MAX,
+       });
+}
+
+static void data_job_usage(void)
+{
+       puts("bcachefs data job\n"
+            "Usage: bcachefs data job [job} filesystem\n"
+            "\n"
+            "Kick off a data job and report progress\n"
+            "\n"
+            "job: one of scrub, rereplicate, migrate, rewrite_old_nodes, or drop_extra_replicas\n"
+            "\n"
+            "Options:\n"
+            "  -b btree                    btree to operate on\n"
+            "  -s inode:offset       start position\n"
+            "  -e inode:offset       end position\n"
+            "  -h, --help                  display this help and exit\n"
+            "Report bugs to <linux-bcachefs@vger.kernel.org>");
+       exit(EXIT_SUCCESS);
+}
+
+int cmd_data_job(int argc, char *argv[])
+{
+       struct bch_ioctl_data op = {
+               .start_btree    = 0,
+               .start_pos      = POS_MIN,
+               .end_btree      = BTREE_ID_NR,
+               .end_pos        = POS_MAX,
+       };
+       int opt;
+
+       while ((opt = getopt(argc, argv, "s:e:h")) != -1)
+               switch (opt) {
+               case 'b':
+                       op.start_btree = read_string_list_or_die(optarg,
+                                               __bch2_btree_ids, "btree id");
+                       op.end_btree = op.start_btree;
+                       break;
+               case 's':
+                       op.start_pos    = bpos_parse(optarg);
+                       break;
+                       op.end_pos      = bpos_parse(optarg);
+               case 'e':
+                       break;
+               case 'h':
+                       data_job_usage();
+               }
+       args_shift(optind);
+
+       char *job = arg_pop();
+       if (!job)
+               die("please specify which type of job");
+
+       op.op = read_string_list_or_die(job, bch2_data_ops_strs, "bad job type");
+
+       char *fs_path = arg_pop();
+       if (!fs_path)
+               fs_path = ".";
+
+       if (argc)
+               die("too many arguments");
+
+       return bchu_data(bcache_fs_open(fs_path), op);
+}