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Improved functionality for cmd_list

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This commit is contained in:
Kent Overstreet 2020-05-25 18:33:18 -04:00
parent bae7a9ae8d
commit 90d54b3886
1 changed files with 47 additions and 14 deletions
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61
cmd_debug.c
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@ -216,6 +216,27 @@ static void list_btree_formats(struct bch_fs *c, enum btree_id btree_id,
bch2_trans_exit(&trans);
}
static void list_nodes(struct bch_fs *c, enum btree_id btree_id,
struct bpos start, struct bpos end)
{
struct btree_trans trans;
struct btree_iter *iter;
struct btree *b;
char buf[4096];
bch2_trans_init(&trans, c, 0, 0);
for_each_btree_node(&trans, iter, btree_id, start, 0, b) {
if (bkey_cmp(b->key.k.p, end) > 0)
break;
bch2_bkey_val_to_text(&PBUF(buf), c, bkey_i_to_s_c(&b->key));
fputs(buf, stdout);
putchar('\n');
}
bch2_trans_exit(&trans);
}
static void list_nodes_keys(struct bch_fs *c, enum btree_id btree_id,
struct bpos start, struct bpos end)
{
@ -285,13 +306,16 @@ static const char * const list_modes[] = {
"keys",
"formats",
"nodes",
"nodes_keys",
NULL
};
int cmd_list(int argc, char *argv[])
{
struct bch_opts opts = bch2_opts_empty();
enum btree_id btree_id = BTREE_ID_EXTENTS;
enum btree_id btree_id_start = 0;
enum btree_id btree_id_end = BTREE_ID_NR;
enum btree_id btree_id;
struct bpos start = POS_MIN, end = POS_MAX;
u64 inum;
int mode = 0, opt;
@ -304,8 +328,9 @@ int cmd_list(int argc, char *argv[])
while ((opt = getopt(argc, argv, "b:s:e:i:m:fvh")) != -1)
switch (opt) {
case 'b':
btree_id = read_string_list_or_die(optarg,
btree_id_start = read_string_list_or_die(optarg,
bch2_btree_ids, "btree id");
btree_id_end = btree_id_start + 1;
break;
case 's':
start = parse_pos(optarg);
@ -343,18 +368,26 @@ int cmd_list(int argc, char *argv[])
if (IS_ERR(c))
die("error opening %s: %s", argv[0], strerror(-PTR_ERR(c)));
switch (mode) {
case 0:
list_keys(c, btree_id, start, end);
break;
case 1:
list_btree_formats(c, btree_id, start, end);
break;
case 2:
list_nodes_keys(c, btree_id, start, end);
break;
default:
die("Invalid mode");
for (btree_id = btree_id_start;
btree_id < btree_id_end;
btree_id++) {
switch (mode) {
case 0:
list_keys(c, btree_id, start, end);
break;
case 1:
list_btree_formats(c, btree_id, start, end);
break;
case 2:
list_nodes(c, btree_id, start, end);
break;
case 3:
list_nodes_keys(c, btree_id, start, end);
break;
default:
die("Invalid mode");
}
}
bch2_fs_stop(c);