#include "libbcachefs/opts.h"
#include "libbcachefs/replicas.h"
#include "libbcachefs/super-io.h"
+#include "tools-util.h"
#define NSEC_PER_SEC 1000000000L
l->sb_offset[1] = cpu_to_le64(backup);
}
-void bch2_pick_bucket_size(struct format_opts opts, struct dev_opts *dev)
+void bch2_pick_bucket_size(struct bch_opts opts, struct dev_opts *dev)
{
if (!dev->sb_offset) {
dev->sb_offset = BCH_SB_SECTOR;
dev->bucket_size = opts.block_size;
/* Bucket size must be >= btree node size: */
- dev->bucket_size = max(dev->bucket_size, opts.btree_node_size);
+ if (opt_defined(opts, btree_node_size))
+ dev->bucket_size = max_t(unsigned, dev->bucket_size,
+ opts.btree_node_size);
/* Want a bucket size of at least 128k, if possible: */
dev->bucket_size = max(dev->bucket_size, 256U);
if (dev->bucket_size < opts.block_size)
die("Bucket size cannot be smaller than block size");
- if (dev->bucket_size < opts.btree_node_size)
+ if (opt_defined(opts, btree_node_size) &&
+ dev->bucket_size < opts.btree_node_size)
die("Bucket size cannot be smaller than btree node size");
if (dev->nbuckets < BCH_MIN_NR_NBUCKETS)
return 0;
}
-struct bch_sb *bch2_format(struct format_opts opts,
- struct dev_opts *devs, size_t nr_devs)
+struct bch_sb *bch2_format(struct bch_opt_strs fs_opt_strs,
+ struct bch_opts fs_opts,
+ struct format_opts opts,
+ struct dev_opts *devs,
+ size_t nr_devs)
{
struct bch_sb_handle sb = { NULL };
struct dev_opts *i;
struct bch_sb_field_members *mi;
+ unsigned max_dev_block_size = 0;
+ unsigned opt_id;
+
+ for (i = devs; i < devs + nr_devs; i++)
+ max_dev_block_size = max(max_dev_block_size,
+ get_blocksize(i->path, i->fd));
/* calculate block size: */
- if (!opts.block_size)
- for (i = devs; i < devs + nr_devs; i++)
- opts.block_size = max(opts.block_size,
- get_blocksize(i->path, i->fd));
+ if (!opt_defined(fs_opts, block_size)) {
+ opt_set(fs_opts, block_size, max_dev_block_size);
+ } else if (fs_opts.block_size < max_dev_block_size)
+ die("blocksize too small: %u, must be greater than device blocksize %u",
+ fs_opts.block_size, max_dev_block_size);
/* calculate bucket sizes: */
for (i = devs; i < devs + nr_devs; i++)
- bch2_pick_bucket_size(opts, i);
+ bch2_pick_bucket_size(fs_opts, i);
/* calculate btree node size: */
- if (!opts.btree_node_size) {
+ if (!opt_defined(fs_opts, btree_node_size)) {
/* 256k default btree node size */
- opts.btree_node_size = 512;
+ opt_set(fs_opts, btree_node_size, 512);
for (i = devs; i < devs + nr_devs; i++)
- opts.btree_node_size =
- min(opts.btree_node_size, i->bucket_size);
+ fs_opts.btree_node_size =
+ min_t(unsigned, fs_opts.btree_node_size,
+ i->bucket_size);
}
- if (!is_power_of_2(opts.block_size))
+ if (!is_power_of_2(fs_opts.block_size))
die("block size must be power of 2");
- if (!is_power_of_2(opts.btree_node_size))
+ if (!is_power_of_2(fs_opts.btree_node_size))
die("btree node size must be power of 2");
if (uuid_is_null(opts.uuid.b))
if (bch2_sb_realloc(&sb, 0))
die("insufficient memory");
- sb.sb->version = cpu_to_le64(BCH_SB_VERSION_MAX);
+ sb.sb->version = le16_to_cpu(bcachefs_metadata_version_current);
+ sb.sb->version_min = le16_to_cpu(bcachefs_metadata_version_current);
sb.sb->magic = BCACHE_MAGIC;
- sb.sb->block_size = cpu_to_le16(opts.block_size);
+ sb.sb->block_size = cpu_to_le16(fs_opts.block_size);
sb.sb->user_uuid = opts.uuid;
sb.sb->nr_devices = nr_devs;
opts.label,
min(strlen(opts.label), sizeof(sb.sb->label)));
- SET_BCH_SB_CSUM_TYPE(sb.sb, opts.meta_csum_type);
- SET_BCH_SB_META_CSUM_TYPE(sb.sb, opts.meta_csum_type);
- SET_BCH_SB_DATA_CSUM_TYPE(sb.sb, opts.data_csum_type);
- SET_BCH_SB_COMPRESSION_TYPE(sb.sb, opts.compression_type);
- SET_BCH_SB_BACKGROUND_COMPRESSION_TYPE(sb.sb,
- opts.background_compression_type);
-
- SET_BCH_SB_BTREE_NODE_SIZE(sb.sb, opts.btree_node_size);
- SET_BCH_SB_GC_RESERVE(sb.sb, 8);
- SET_BCH_SB_META_REPLICAS_WANT(sb.sb, opts.meta_replicas);
- SET_BCH_SB_META_REPLICAS_REQ(sb.sb, opts.meta_replicas_required);
- SET_BCH_SB_DATA_REPLICAS_WANT(sb.sb, opts.data_replicas);
- SET_BCH_SB_DATA_REPLICAS_REQ(sb.sb, opts.data_replicas_required);
- SET_BCH_SB_ERROR_ACTION(sb.sb, opts.on_error_action);
- SET_BCH_SB_STR_HASH_TYPE(sb.sb, BCH_STR_HASH_SIPHASH);
- SET_BCH_SB_ENCODED_EXTENT_MAX_BITS(sb.sb,ilog2(opts.encoded_extent_max));
-
- SET_BCH_SB_POSIX_ACL(sb.sb, 1);
+ for (opt_id = 0;
+ opt_id < bch2_opts_nr;
+ opt_id++) {
+ const struct bch_option *opt = &bch2_opt_table[opt_id];
+ u64 v;
+
+ if (opt->set_sb == SET_NO_SB_OPT)
+ continue;
+
+ v = bch2_opt_defined_by_id(&fs_opts, opt_id)
+ ? bch2_opt_get_by_id(&fs_opts, opt_id)
+ : bch2_opt_get_by_id(&bch2_opts_default, opt_id);
+
+ opt->set_sb(sb.sb, v);
+ }
+
+ SET_BCH_SB_ENCODED_EXTENT_MAX_BITS(sb.sb,
+ ilog2(opts.encoded_extent_max));
struct timespec now;
if (clock_gettime(CLOCK_REALTIME, &now))
sb.sb->time_base_lo = cpu_to_le64(now.tv_sec * NSEC_PER_SEC + now.tv_nsec);
sb.sb->time_precision = cpu_to_le32(1);
+ sb.sb->features[0] |= 1ULL << BCH_FEATURE_NEW_SIPHASH;
+
/* Member info: */
mi = bch2_sb_resize_members(&sb,
(sizeof(*mi) + sizeof(struct bch_member) *
}
SET_BCH_SB_FOREGROUND_TARGET(sb.sb,
- parse_target(&sb, devs, nr_devs, opts.foreground_target));
+ parse_target(&sb, devs, nr_devs, fs_opt_strs.foreground_target));
SET_BCH_SB_BACKGROUND_TARGET(sb.sb,
- parse_target(&sb, devs, nr_devs, opts.background_target));
+ parse_target(&sb, devs, nr_devs, fs_opt_strs.background_target));
SET_BCH_SB_PROMOTE_TARGET(sb.sb,
- parse_target(&sb, devs, nr_devs, opts.promote_target));
+ parse_target(&sb, devs, nr_devs, fs_opt_strs.promote_target));
/* Crypt: */
if (opts.encrypted) {
for (i = devs; i < devs + nr_devs; i++) {
sb.sb->dev_idx = i - devs;
- init_layout(&sb.sb->layout, opts.block_size,
+ init_layout(&sb.sb->layout, fs_opts.block_size,
i->sb_offset, i->sb_end);
if (i->sb_offset == BCH_SB_SECTOR) {
return data_has;
}
+static int bch2_sb_get_target(struct bch_sb *sb, char *buf, size_t len, u64 v)
+{
+ struct target t = target_decode(v);
+ int ret;
+
+ switch (t.type) {
+ case TARGET_NULL:
+ return scnprintf(buf, len, "none");
+ case TARGET_DEV: {
+ struct bch_sb_field_members *mi = bch2_sb_get_members(sb);
+ struct bch_member *m = mi->members + t.dev;
+
+ if (bch2_dev_exists(sb, mi, t.dev)) {
+ char uuid_str[40];
+
+ uuid_unparse(m->uuid.b, uuid_str);
+
+ ret = scnprintf(buf, len, "Device %u (%s)", t.dev,
+ uuid_str);
+ } else {
+ ret = scnprintf(buf, len, "Bad device %u", t.dev);
+ }
+
+ break;
+ }
+ case TARGET_GROUP: {
+ struct bch_sb_field_disk_groups *gi;
+ gi = bch2_sb_get_disk_groups(sb);
+
+ struct bch_disk_group *g = gi->entries + t.group;
+
+ if (t.group < disk_groups_nr(gi) && !BCH_GROUP_DELETED(g)) {
+ ret = scnprintf(buf, len, "Group %u (%.*s)", t.group,
+ BCH_SB_LABEL_SIZE, g->label);
+ } else {
+ ret = scnprintf(buf, len, "Bad group %u", t.group);
+ }
+ break;
+ }
+ default:
+ BUG();
+ }
+
+ return ret;
+}
+
/* superblock printing: */
static void bch2_sb_print_layout(struct bch_sb *sb, enum units units)
char member_uuid_str[40];
char data_allowed_str[100];
char data_has_str[100];
- char group[64];
+ char group[BCH_SB_LABEL_SIZE+10];
char time_str[64];
if (!bch2_member_exists(m))
unsigned idx = BCH_MEMBER_GROUP(m) - 1;
if (idx < disk_groups_nr(gi)) {
- memcpy(group, gi->entries[idx].label,
- BCH_SB_LABEL_SIZE);
- group[BCH_SB_LABEL_SIZE] = '\0';
+ snprintf(group, sizeof(group), "%.*s (%u)",
+ BCH_SB_LABEL_SIZE,
+ gi->entries[idx].label, idx);
} else {
- strcpy(group, "(bad disk groups section");
+ strcpy(group, "(bad disk groups section)");
}
+ } else {
+ strcpy(group, "(none)");
}
- bch2_scnprint_flag_list(data_allowed_str,
- sizeof(data_allowed_str),
- bch2_data_types,
- BCH_MEMBER_DATA_ALLOWED(m));
+ bch2_flags_to_text(&PBUF(data_allowed_str),
+ bch2_data_types,
+ BCH_MEMBER_DATA_ALLOWED(m));
if (!data_allowed_str[0])
strcpy(data_allowed_str, "(none)");
- bch2_scnprint_flag_list(data_has_str,
- sizeof(data_has_str),
- bch2_data_types,
- get_dev_has_data(sb, i));
+ bch2_flags_to_text(&PBUF(data_has_str),
+ bch2_data_types,
+ get_dev_has_data(sb, i));
if (!data_has_str[0])
strcpy(data_has_str, "(none)");
BCH_KDF_SCRYPT_P(crypt));
}
+static void bch2_sb_print_replicas_v0(struct bch_sb *sb, struct bch_sb_field *f,
+ enum units units)
+{
+ struct bch_sb_field_replicas_v0 *replicas = field_to_type(f, replicas_v0);
+ struct bch_replicas_entry_v0 *e;
+ unsigned i;
+
+ for_each_replicas_entry(replicas, e) {
+ printf_pad(32, " %s:", bch2_data_types[e->data_type]);
+
+ putchar('[');
+ for (i = 0; i < e->nr_devs; i++) {
+ if (i)
+ putchar(' ');
+ printf("%u", e->devs[i]);
+ }
+ printf("]\n");
+ }
+}
+
static void bch2_sb_print_replicas(struct bch_sb *sb, struct bch_sb_field *f,
enum units units)
{
unsigned i;
for_each_replicas_entry(replicas, e) {
- printf_pad(32, " %s:", bch2_data_types[e->data_type]);
+ printf_pad(32, " %s: %u/%u",
+ bch2_data_types[e->data_type],
+ e->nr_required,
+ e->nr_devs);
putchar('[');
for (i = 0; i < e->nr_devs; i++) {
{
}
+static void bch2_sb_print_journal_seq_blacklist(struct bch_sb *sb, struct bch_sb_field *f,
+ enum units units)
+{
+}
+
typedef void (*sb_field_print_fn)(struct bch_sb *, struct bch_sb_field *, enum units);
struct bch_sb_field_toolops {
char fields_have_str[200];
char label[BCH_SB_LABEL_SIZE + 1];
char time_str[64];
+ char foreground_str[64];
+ char background_str[64];
+ char promote_str[64];
struct bch_sb_field *f;
u64 fields_have = 0;
unsigned nr_devices = 0;
time_t time_base = le64_to_cpu(sb->time_base_lo) / NSEC_PER_SEC;
- memset(label, 0, sizeof(label));
- memcpy(label, sb->label, sizeof(sb->label));
+ memcpy(label, sb->label, BCH_SB_LABEL_SIZE);
+ label[BCH_SB_LABEL_SIZE] = '\0';
+
uuid_unparse(sb->user_uuid.b, user_uuid_str);
uuid_unparse(sb->uuid.b, internal_uuid_str);
nr_devices += bch2_member_exists(m);
}
+ bch2_sb_get_target(sb, foreground_str, sizeof(foreground_str),
+ BCH_SB_FOREGROUND_TARGET(sb));
+
+ bch2_sb_get_target(sb, background_str, sizeof(background_str),
+ BCH_SB_BACKGROUND_TARGET(sb));
+
+ bch2_sb_get_target(sb, promote_str, sizeof(promote_str),
+ BCH_SB_PROMOTE_TARGET(sb));
+
vstruct_for_each(sb, f)
fields_have |= 1 << le32_to_cpu(f->type);
- bch2_scnprint_flag_list(fields_have_str, sizeof(fields_have_str),
- bch2_sb_fields, fields_have);
+ bch2_flags_to_text(&PBUF(fields_have_str),
+ bch2_sb_fields, fields_have);
printf("External UUID: %s\n"
"Internal UUID: %s\n"
"Data checksum type: %s (%llu)\n"
"Compression type: %s (%llu)\n"
- "Foreground write target: %llu\n"
- "Background write target: %llu\n"
- "Promote target: %llu\n"
+ "Foreground write target: %s\n"
+ "Background write target: %s\n"
+ "Promote target: %s\n"
"String hash type: %s (%llu)\n"
"32 bit inodes: %llu\n"
: "unknown",
BCH_SB_COMPRESSION_TYPE(sb),
- BCH_SB_FOREGROUND_TARGET(sb),
- BCH_SB_BACKGROUND_TARGET(sb),
- BCH_SB_PROMOTE_TARGET(sb),
+ foreground_str,
+ background_str,
+ promote_str,
BCH_SB_STR_HASH_TYPE(sb) < BCH_STR_HASH_NR
? bch2_str_hash_types[BCH_SB_STR_HASH_TYPE(sb)]
printf("\33[2K\r");
printf("%llu%% complete: current position %s",
- e.p.sectors_done * 100 / e.p.sectors_total,
+ e.p.sectors_total
+ ? e.p.sectors_done * 100 / e.p.sectors_total
+ : 0,
bch2_data_types[e.p.data_type]);
switch (e.p.data_type) {
close(progress_fd);
return 0;
}
+
+/* option parsing */
+
+struct bch_opt_strs bch2_cmdline_opts_get(int *argc, char *argv[],
+ unsigned opt_types)
+{
+ struct bch_opt_strs opts;
+ unsigned i = 1;
+
+ memset(&opts, 0, sizeof(opts));
+
+ while (i < *argc) {
+ char *optstr = strcmp_prefix(argv[i], "--");
+ char *valstr = NULL, *p;
+ int optid, nr_args = 1;
+
+ if (!optstr) {
+ i++;
+ continue;
+ }
+
+ optstr = strdup(optstr);
+
+ p = optstr;
+ while (isalpha(*p) || *p == '_')
+ p++;
+
+ if (*p == '=') {
+ *p = '\0';
+ valstr = p + 1;
+ }
+
+ optid = bch2_opt_lookup(optstr);
+ if (optid < 0 ||
+ !(bch2_opt_table[optid].mode & opt_types)) {
+ free(optstr);
+ i++;
+ continue;
+ }
+
+ if (!valstr &&
+ bch2_opt_table[optid].type != BCH_OPT_BOOL) {
+ nr_args = 2;
+ valstr = argv[i + 1];
+ }
+
+ if (!valstr)
+ valstr = "1";
+
+ opts.by_id[optid] = valstr;
+
+ *argc -= nr_args;
+ memmove(&argv[i],
+ &argv[i + nr_args],
+ sizeof(char *) * (*argc - i));
+ argv[*argc] = NULL;
+ }
+
+ return opts;
+}
+
+struct bch_opts bch2_parse_opts(struct bch_opt_strs strs)
+{
+ struct bch_opts opts = bch2_opts_empty();
+ unsigned i;
+ int ret;
+ u64 v;
+
+ for (i = 0; i < bch2_opts_nr; i++) {
+ if (!strs.by_id[i] ||
+ bch2_opt_table[i].type == BCH_OPT_FN)
+ continue;
+
+ ret = bch2_opt_parse(NULL, &bch2_opt_table[i],
+ strs.by_id[i], &v);
+ if (ret < 0)
+ die("Invalid %s: %s", strs.by_id[i], strerror(-ret));
+
+ bch2_opt_set_by_id(&opts, i, v);
+ }
+
+ return opts;
+}
+
+void bch2_opts_usage(unsigned opt_types)
+{
+ const struct bch_option *opt;
+ unsigned i, c = 0, helpcol = 30;
+
+ void tabalign() {
+ while (c < helpcol) {
+ putchar(' ');
+ c++;
+ }
+ }
+
+ void newline() {
+ printf("\n");
+ c = 0;
+ }
+
+ for (opt = bch2_opt_table;
+ opt < bch2_opt_table + bch2_opts_nr;
+ opt++) {
+ if (!(opt->mode & opt_types))
+ continue;
+
+ c += printf(" --%s", opt->attr.name);
+
+ switch (opt->type) {
+ case BCH_OPT_BOOL:
+ break;
+ case BCH_OPT_STR:
+ c += printf("=(");
+ for (i = 0; opt->choices[i]; i++) {
+ if (i)
+ c += printf("|");
+ c += printf("%s", opt->choices[i]);
+ }
+ c += printf(")");
+ break;
+ default:
+ c += printf("=%s", opt->hint);
+ break;
+ }
+
+ if (opt->help) {
+ const char *l = opt->help;
+
+ if (c >= helpcol)
+ newline();
+
+ while (1) {
+ const char *n = strchrnul(l, '\n');
+
+ tabalign();
+ printf("%.*s", (int) (n - l), l);
+ newline();
+
+ if (!*n)
+ break;
+ l = n + 1;
+ }
+ } else {
+ newline();
+ }
+ }
+}