/*
* pmempool_info_pool_hdr -- print pool header information
*/
static int
pmempool_info_pool_hdr(struct pmem_info *pip, int v)
{
int ret = 0;
struct pool_hdr *hdr = malloc(sizeof (struct pool_hdr));
if (!hdr)
err(1, "Cannot allocate memory for pool_hdr");
if (pmempool_info_read(pip, hdr, sizeof (*hdr), 0)) {
outv_err("cannot read pool header\n");
free(hdr);
return -1;
}
outv(v, "POOL Header:\n");
outv_hexdump(pip->args.vhdrdump, hdr, sizeof (*hdr), 0, 1);
util_convert2h_pool_hdr(hdr);
outv_field(v, "Signature", "%.*s%s", POOL_HDR_SIG_LEN,
hdr->signature,
pip->params.is_part ?
" [part file]" : "");
outv_field(v, "Major", "%d", hdr->major);
outv_field(v, "Mandatory features", "0x%x", hdr->incompat_features);
outv_field(v, "Not mandatory features", "0x%x", hdr->compat_features);
outv_field(v, "Forced RO", "0x%x", hdr->ro_compat_features);
outv_field(v, "Pool set UUID", "%s",
out_get_uuid_str(hdr->poolset_uuid));
outv_field(v, "UUID", "%s", out_get_uuid_str(hdr->uuid));
outv_field(v, "Previous part UUID", "%s",
out_get_uuid_str(hdr->prev_part_uuid));
outv_field(v, "Next part UUID", "%s",
out_get_uuid_str(hdr->next_part_uuid));
outv_field(v, "Previous replica UUID", "%s",
out_get_uuid_str(hdr->prev_repl_uuid));
outv_field(v, "Next replica UUID", "%s",
out_get_uuid_str(hdr->next_repl_uuid));
outv_field(v, "Creation Time", "%s",
out_get_time_str((time_t)hdr->crtime));
outv_field(v, "Checksum", "%s", out_get_checksum(hdr, sizeof (*hdr),
&hdr->checksum));
free(hdr);
return ret;
}
/*
* pmempool_info_pool_hdr -- print pool header information
*/
static int
pmempool_info_pool_hdr(struct pmem_info *pip, int v)
{
static const char *alignment_desc_str[] = {
" char",
" short",
" int",
" long",
" long long",
" size_t",
" off_t",
" float",
" double",
" long double",
" void *",
};
static const size_t alignment_desc_n =
sizeof(alignment_desc_str) / sizeof(alignment_desc_str[0]);
int ret = 0;
struct pool_hdr *hdr = malloc(sizeof(struct pool_hdr));
if (!hdr)
err(1, "Cannot allocate memory for pool_hdr");
if (pmempool_info_read(pip, hdr, sizeof(*hdr), 0)) {
outv_err("cannot read pool header\n");
free(hdr);
return -1;
}
struct arch_flags arch_flags;
if (util_get_arch_flags(&arch_flags)) {
outv_err("cannot read architecture flags\n");
free(hdr);
return -1;
}
outv(v, "POOL Header:\n");
outv_hexdump(pip->args.vhdrdump, hdr, sizeof(*hdr), 0, 1);
util_convert2h_pool_hdr(hdr);
outv_field(v, "Signature", "%.*s%s", POOL_HDR_SIG_LEN,
hdr->signature,
pip->params.is_part ?
" [part file]" : "");
outv_field(v, "Major", "%d", hdr->major);
outv_field(v, "Mandatory features", "0x%x", hdr->incompat_features);
outv_field(v, "Not mandatory features", "0x%x", hdr->compat_features);
outv_field(v, "Forced RO", "0x%x", hdr->ro_compat_features);
outv_field(v, "Pool set UUID", "%s",
out_get_uuid_str(hdr->poolset_uuid));
outv_field(v, "UUID", "%s", out_get_uuid_str(hdr->uuid));
outv_field(v, "Previous part UUID", "%s",
out_get_uuid_str(hdr->prev_part_uuid));
outv_field(v, "Next part UUID", "%s",
out_get_uuid_str(hdr->next_part_uuid));
outv_field(v, "Previous replica UUID", "%s",
out_get_uuid_str(hdr->prev_repl_uuid));
outv_field(v, "Next replica UUID", "%s",
out_get_uuid_str(hdr->next_repl_uuid));
outv_field(v, "Creation Time", "%s",
out_get_time_str((time_t)hdr->crtime));
uint64_t ad = hdr->arch_flags.alignment_desc;
uint64_t cur_ad = arch_flags.alignment_desc;
outv_field(v, "Alignment Descriptor", "%s",
out_get_alignment_desc_str(ad, cur_ad));
for (size_t i = 0; i < alignment_desc_n; i++) {
uint64_t a = GET_ALIGNMENT(ad, i);
if (ad == cur_ad) {
outv_field(v + 1, alignment_desc_str[i],
"%2d", a);
} else {
uint64_t av = GET_ALIGNMENT(cur_ad, i);
if (a == av) {
outv_field(v + 1, alignment_desc_str[i],
"%2d [OK]", a);
} else {
outv_field(v + 1, alignment_desc_str[i],
"%2d [wrong! should be %2d]", a, av);
}
}
}
outv_field(v, "Class", "%s",
out_get_ei_class_str(hdr->arch_flags.ei_class));
outv_field(v, "Data", "%s",
out_get_ei_data_str(hdr->arch_flags.ei_data));
outv_field(v, "Machine", "%s",
out_get_e_machine_str(hdr->arch_flags.e_machine));
outv_field(v, "Checksum", "%s", out_get_checksum(hdr, sizeof(*hdr),
&hdr->checksum));
free(hdr);
return ret;
}
/*
* pmempool_setup_poolset -- parse poolset file and setup reading from it
*/
static int
pmempool_setup_poolset(struct pmem_info *pip)
{
struct pool_set *set = NULL;
int fd = -1;
struct pool_hdr hdr;
/* parse poolset file */
if (util_poolset_parse(pip->file_name, pip->fd, &set)) {
outv_err("parsing poolset file failed\n");
return -1;
}
close(pip->fd);
pip->fd = -1;
/* open the first part set file to read the pool header values */
int ret = 0;
fd = util_file_open(set->replica[0]->part[0].path, NULL, 0, O_RDONLY);
if (fd < 0) {
outv_err("cannot open poolset part file\n");
ret = -1;
goto err_pool_set;
}
/* read the pool header from first pool set file */
if (pread(fd, &hdr, sizeof (hdr), 0)
!= sizeof (hdr)) {
outv_err("cannot read pool header from poolset\n");
ret = -1;
goto err_close;
}
close(fd);
fd = -1;
util_convert2h_pool_hdr(&hdr);
/* parse pool type from first pool set file */
pmem_pool_type_t type = pmem_pool_type_parse_hdr(&hdr);
if (type == PMEM_POOL_TYPE_UNKNOWN) {
outv_err("cannot determine pool type from poolset\n");
ret = -1;
goto err_close;
}
/* get minimum size based on pool type for util_pool_open */
size_t minsize = pmem_pool_get_min_size(type);
/*
* Open the poolset, the values passed to util_pool_open are read
* from the first poolset file, these values are then compared with
* the values from all headers of poolset files.
*/
if (util_pool_open(&pip->poolset, pip->file_name, 1, minsize,
sizeof (struct pool_hdr),
hdr.signature, hdr.major,
hdr.compat_features,
hdr.incompat_features,
hdr.ro_compat_features)) {
outv_err("openning poolset failed\n");
ret = -1;
}
err_close:
if (fd != -1)
close(fd);
err_pool_set:
util_poolset_free(set);
return ret;
}
