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info.c
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/*
Copyright 2015 Bloomberg Finance L.P.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
#include <ctype.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <segstr.h>
#include "net.h"
#include "bdb_int.h"
#include "locks.h"
#include "sys_wrap.h"
#include <build/db.h>
#include <str0.h>
#include <ctrace.h>
#include <endian_core.h>
#include <averager.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include "sqlresponse.pb-c.h"
#include "logmsg.h"
#include "thread_stats.h"
#include <compat.h>
extern char *lsn_to_str(char lsn_str[], DB_LSN *lsn);
extern void bdb_dump_table_dbregs(bdb_state_type *bdb_state);
extern void __test_last_checkpoint(DB_ENV *dbenv);
extern void __pgdump(DB_ENV *dbenv, int32_t fileid, uint8_t *ufid, db_pgno_t pgno);
extern void __pgtrash(DB_ENV *dbenv, int32_t fileid, db_pgno_t pgno);
extern void __txn_commit_map_print_info(DB_ENV *dbenv, loglvl lvl, int should_lock);
static void txn_stats(FILE *out, bdb_state_type *bdb_state);
static void log_stats(FILE *out, bdb_state_type *bdb_state);
static void lock_stats(FILE *out, bdb_state_type *bdb_state);
static void rep_stats(FILE *out, bdb_state_type *bdb_state);
static void bdb_state_dump(FILE *out, const char *prefix,
bdb_state_type *bdb_state);
static void cache_stats(FILE *out, bdb_state_type *bdb_state, int extra);
static void sanc_dump(FILE *out, bdb_state_type *bdb_state);
static void netinfo_dump(FILE *out, bdb_state_type *bdb_state);
static void test_send(bdb_state_type *bdb_state);
static void process_add(bdb_state_type *bdb_state, char *host);
static void process_del(bdb_state_type *bdb_state, char *host);
static void process_reptrca(bdb_state_type *bdb_state, int on_off);
void lock_info(FILE *out, bdb_state_type *bdb_state, char *line, int st,
int lline);
void add_dummy(bdb_state_type *bdb_state);
int dump_llmeta(bdb_state_type *, int *bdberr);
void bdb_show_reptimes(bdb_state_type *bdb_state);
void bdb_lc_cache_trap(bdb_state_type *bdb_state, char *line, int lline);
int __lock_dump_region __P((DB_ENV *, const char *, FILE *));
int __latch_dump_region __P((DB_ENV *, FILE *));
void __dbenv_heap_dump __P((DB_ENV * dbenv));
int __lock_dump_region_int(DB_ENV *, const char *area, FILE *,
int just_active_locks);
int __lock_dump_active_locks(DB_ENV *, FILE *);
int __db_cprint(DB *dbp);
char *bdb_coherent_state_string(struct interned_string *host);
static void bdb_queue_extent_info(FILE *out, bdb_state_type *bdb_state,
char *name);
#define prn_stat(x) logmsgf(LOGMSG_USER, out, #x ": %u\n", (unsigned)stats->x)
#define prn_lstat(x) logmsgf(LOGMSG_USER, out, #x ": %" PRId64 "\n", (u_int64_t)stats->x)
#define prn_statstr(x) logmsgf(LOGMSG_USER, out, #x ": %s\n", stats->x)
extern int gbl_namemangle_loglevel;
extern int __db_dump_freepages(DB *dbp, FILE *out);
extern int __memp_dump_region(DB_ENV *dbenv, const char *area, FILE *fp);
extern int bdb_temp_table_insert_test(bdb_state_type *bdb_state, int recsz,
int maxins);
extern int __qam_extent_names(DB_ENV *dbenv, char *name, char ***namelistp);
static pthread_mutex_t hostname_lookup_lk = PTHREAD_MUTEX_INITIALIZER;
int gbl_verbose_hostname_lookup = 0;
static void printf_wrapper(void *userptr, const char *fmt, ...)
{
va_list args;
FILE *out = userptr;
if (!out)
out = stderr;
va_start(args, fmt);
logmsgvf(LOGMSG_USER, out, fmt, args);
va_end(args);
}
static void ltran_stats(FILE *out, bdb_state_type *bdb_state)
{
bdb_state->dbenv->txn_dump_ltrans(bdb_state->dbenv, out, 0);
}
static void txn_stats(FILE *out, bdb_state_type *bdb_state)
{
DB_TXN_STAT *stats;
DB_TXN_ACTIVE *active;
int i;
char str[100];
bdb_state->dbenv->txn_stat(bdb_state->dbenv, &stats, 0);
logmsgf(LOGMSG_USER, out, "st_last_ckp: %s\n", lsn_to_str(str, &(stats->st_last_ckp)));
logmsgf(LOGMSG_USER, out, "st_ckp_lsn: %s\n", lsn_to_str(str, &(stats->st_ckp_lsn)));
prn_stat(st_time_ckp);
prn_stat(st_last_txnid);
prn_stat(st_maxtxns);
prn_stat(st_nactive);
prn_stat(st_maxnactive);
prn_stat(st_nbegins);
prn_stat(st_naborts);
prn_stat(st_ncommits);
prn_stat(st_nrestores);
prn_stat(st_regsize);
prn_stat(st_region_wait);
prn_stat(st_region_nowait);
active = stats->st_txnarray;
for (i = 0; i < stats->st_nactive; i++) {
logmsgf(LOGMSG_USER, out, "active transactions:\n");
logmsgf(LOGMSG_USER, out, " %d %d %s\n", active->txnid, active->parentid,
lsn_to_str(str, &(active->lsn)));
active++;
}
free(stats);
}
static void log_stats(FILE *out, bdb_state_type *bdb_state)
{
DB_LOG_STAT *stats;
bdb_state->dbenv->log_stat(bdb_state->dbenv, &stats, 0);
prn_stat(st_magic);
prn_stat(st_version);
prn_stat(st_mode);
prn_stat(st_lg_bsize);
prn_stat(st_lg_size);
if (bdb_state->attr->logsegments > 1) {
prn_stat(st_lg_nsegs);
prn_stat(st_lg_segsz);
}
prn_stat(st_w_mbytes);
prn_stat(st_w_bytes);
prn_stat(st_wc_mbytes);
prn_stat(st_wc_bytes);
prn_stat(st_wcount);
prn_stat(st_wcount_fill);
prn_stat(st_scount);
prn_stat(st_swrites);
prn_stat(st_cur_file);
prn_stat(st_cur_offset);
prn_stat(st_disk_file);
prn_stat(st_disk_offset);
prn_stat(st_maxcommitperflush);
prn_stat(st_mincommitperflush);
prn_stat(st_regsize);
prn_stat(st_region_wait);
prn_stat(st_region_nowait);
prn_stat(st_in_cursor_get);
prn_stat(st_in_region_get);
prn_stat(st_part_region_get);
prn_stat(st_ondisk_get);
if (bdb_state->attr->logsegments > 1) {
prn_stat(st_wrap_copy);
prn_stat(st_inmem_trav);
prn_stat(st_max_td_written);
prn_stat(st_total_wakeups);
prn_stat(st_false_wakeups);
prn_stat(st_inline_writes);
}
free(stats);
}
int bdb_get_lock_counters(bdb_state_type *bdb_state, int64_t *deadlocks,
int64_t *locks_aborted, int64_t *waits,
int64_t *requests)
{
int rc;
DB_LOCK_STAT *lock_stats = NULL;
rc = bdb_state->dbenv->lock_stat(bdb_state->dbenv, &lock_stats, 0);
if (rc)
return rc;
if (deadlocks)
*deadlocks = lock_stats->st_ndeadlocks;
if (locks_aborted)
*locks_aborted = lock_stats->st_locks_aborted;
if (waits)
*waits = lock_stats->st_nconflicts;
if (requests)
*requests = lock_stats->st_nrequests;
free(lock_stats);
return 0;
}
int bdb_get_bpool_counters(bdb_state_type *bdb_state, int64_t *bpool_hits,
int64_t *bpool_misses, int64_t *rw_evicts)
{
int rc;
DB_MPOOL_STAT *mpool_stats;
rc = bdb_state->dbenv->memp_stat(bdb_state->dbenv, &mpool_stats, NULL,
0);
if (rc)
return rc;
*bpool_hits = mpool_stats->st_cache_hit;
*bpool_misses = mpool_stats->st_cache_miss;
*rw_evicts = mpool_stats->st_rw_evict;
free(mpool_stats);
return 0;
}
const char *deadlock_policy_str(u_int32_t policy)
{
switch (policy) {
case DB_LOCK_NORUN: return "DB_LOCK_NORUN";
case DB_LOCK_DEFAULT: return "DB_LOCK_DEFAULT";
case DB_LOCK_EXPIRE:
return "DB_LOCK_EXPIRE";
case DB_LOCK_MAXLOCKS:
return "DB_LOCK_MAXLOCKS";
case DB_LOCK_MINLOCKS:
return "DB_LOCK_MINLOCKS";
case DB_LOCK_MINWRITE:
return "DB_LOCK_MINWRITE";
case DB_LOCK_OLDEST:
return "DB_LOCK_OLDEST";
case DB_LOCK_RANDOM:
return "DB_LOCK_RANDOM";
case DB_LOCK_YOUNGEST:
return "DB_LOCK_YOUNGEST";
case DB_LOCK_MAXWRITE:
return "DB_LOCK_MAXWRITE";
case DB_LOCK_MINWRITE_NOREAD:
return "DB_LOCK_MINWRITE_NOREAD";
case DB_LOCK_YOUNGEST_EVER:
return "DB_LOCK_YOUNGEST_EVER";
case DB_LOCK_MINWRITE_EVER:
return "DB_LOCK_MINWRITE_EVER";
default:
return "UNKNOWN_DEADLOCK_POLICY";
}
}
int deadlock_policy_max()
{
return DB_LOCK_MAX;
}
int bdb_lock_stats(bdb_state_type *bdb_state, int64_t *nlocks)
{
DB_LOCK_STAT *stats = NULL;
int rc;
rc = bdb_state->dbenv->lock_stat(bdb_state->dbenv, &stats, 0);
if (rc)
return -1;
*nlocks = stats->st_nlocks;
free(stats);
return 0;
}
static void lock_stats(FILE *out, bdb_state_type *bdb_state)
{
int rc;
u_int32_t policy;
extern int gbl_locks_check_waiters;
extern unsigned long long check_waiters_skip_count;
extern unsigned long long check_waiters_commit_count;
extern unsigned long long gbl_rowlocks_deadlock_retries;
DB_LOCK_STAT *stats = NULL;
rc = bdb_state->dbenv->lock_stat(bdb_state->dbenv, &stats, 0);
if (rc != 0) {
logmsg(LOGMSG_ERROR, "lock_stats returned %d %s\n", rc, db_strerror(rc));
return;
}
rc = bdb_state->dbenv->get_lk_detect(bdb_state->dbenv, &policy);
if (rc != 0) {
logmsg(LOGMSG_ERROR, "get_lk_detect returned %d %s\n", rc, db_strerror(rc));
return;
}
logmsgf(LOGMSG_USER, out, "deadlock-detect-policy: %s\n", deadlock_policy_str(policy));
prn_stat(st_id);
prn_stat(st_cur_maxid);
prn_lstat(st_maxlocks);
prn_lstat(st_maxlockers);
prn_lstat(st_maxobjects);
prn_stat(st_nmodes);
prn_lstat(st_nlocks);
prn_lstat(st_maxnlocks);
prn_lstat(st_nlockers);
prn_lstat(st_maxnlockers);
prn_lstat(st_nobjects);
prn_lstat(st_maxnobjects);
prn_lstat(st_nconflicts);
prn_lstat(st_nrequests);
prn_lstat(st_nreleases);
prn_lstat(st_nnowaits);
prn_lstat(st_ndeadlocks);
prn_stat(st_locktimeout);
prn_lstat(st_nlocktimeouts);
prn_stat(st_txntimeout);
prn_lstat(st_ntxntimeouts);
prn_lstat(st_region_wait);
prn_lstat(st_region_nowait);
logmsgf(LOGMSG_USER, out, "locks_check_waiters: %s\n",
gbl_locks_check_waiters ? "enabled" : "disabled");
logmsgf(LOGMSG_USER, out, "no_waiter_commit_skips: %llu\n", check_waiters_skip_count);
logmsgf(LOGMSG_USER, out, "waiter_commits: %llu\n", check_waiters_commit_count);
logmsgf(LOGMSG_USER, out, "rowlocks_deadlock_retries: %llu\n",
gbl_rowlocks_deadlock_retries);
prn_lstat(st_regsize);
free(stats);
}
static void rep_stats(FILE *out, bdb_state_type *bdb_state)
{
DB_REP_STAT *stats;
char str[80];
extern int64_t gbl_rep_trans_parallel, gbl_rep_trans_serial,
gbl_rep_trans_deadlocked, gbl_rep_trans_inline,
gbl_rep_rowlocks_multifile;
bdb_state->dbenv->rep_stat(bdb_state->dbenv, &stats, 0);
prn_stat(st_status);
logmsgf(LOGMSG_USER, out, "st_next_lsn: %s\n", lsn_to_str(str, &(stats->st_next_lsn)));
logmsgf(LOGMSG_USER, out, "st_waiting_lsn: %s\n",
lsn_to_str(str, &(stats->st_waiting_lsn)));
prn_stat(st_dupmasters);
prn_statstr(st_env_id);
prn_stat(st_env_priority);
prn_stat(st_gen);
prn_stat(st_in_recovery);
prn_stat(st_log_duplicated);
prn_stat(st_log_queued);
prn_stat(st_log_queued_max);
prn_stat(st_log_queued_total);
prn_stat(st_log_records);
prn_stat(st_log_requested);
prn_statstr(st_master);
prn_stat(st_master_changes);
prn_stat(st_msgs_badgen);
prn_stat(st_msgs_processed);
prn_stat(st_msgs_recover);
prn_stat(st_msgs_send_failures);
prn_stat(st_msgs_sent);
prn_stat(st_newsites);
prn_stat(st_nsites);
prn_stat(st_outdated);
prn_stat(st_txns_applied);
prn_stat(st_elections);
prn_stat(st_elections_won);
prn_stat(st_election_status);
prn_statstr(st_election_cur_winner);
prn_stat(st_election_gen);
logmsgf(LOGMSG_USER, out, "st_election_lsn: %s\n",
lsn_to_str(str, &(stats->st_election_lsn)));
prn_stat(st_election_nsites);
prn_stat(st_nthrottles);
prn_stat(st_election_priority);
prn_stat(st_election_tiebreaker);
prn_stat(st_election_votes);
logmsgf(LOGMSG_USER, out, "txn parallel: %" PRId64 "\n",
gbl_rep_trans_parallel);
logmsgf(LOGMSG_USER, out, "txn serial: %" PRId64 "\n",
gbl_rep_trans_serial);
logmsgf(LOGMSG_USER, out, "txn inline: %" PRId64 "\n",
gbl_rep_trans_inline);
logmsgf(LOGMSG_USER, out, "txn multifile rowlocks: %" PRId64 "\n",
gbl_rep_rowlocks_multifile);
logmsgf(LOGMSG_USER, out, "txn deadlocked: %" PRId64 "\n",
gbl_rep_trans_deadlocked);
prn_lstat(lc_cache_hits);
prn_lstat(lc_cache_misses);
prn_stat(lc_cache_size);
logmsgf(LOGMSG_USER, out, "durable lsn: [%d][%d] generation %u\n",
stats->durable_lsn.file, stats->durable_lsn.offset,
stats->durable_gen);
free(stats);
}
void bdb_get_rep_stats(bdb_state_type *bdb_state,
unsigned long long *msgs_processed,
unsigned long long *msgs_sent,
unsigned long long *txns_applied,
unsigned long long *retry, int *max_retry)
{
DB_REP_STAT *rep_stats;
if (bdb_state->parent)
bdb_state = bdb_state->parent;
bdb_state->dbenv->rep_stat(bdb_state->dbenv, &rep_stats, 0);
*msgs_processed = rep_stats->st_msgs_processed;
*msgs_sent = rep_stats->st_msgs_sent;
*txns_applied = rep_stats->st_txns_applied;
*retry = rep_stats->retry;
*max_retry = rep_stats->max_replication_trans_retries;
free(rep_stats);
}
static char *genid_format_str(int format)
{
if (format == LLMETA_GENID_48BIT)
return "48-BIT";
if (format == LLMETA_GENID_ORIGINAL)
return "ORIGINAL";
return "UNKNOWN/BROKEN";
}
void bdb_dump_freelist(FILE *out, int datafile, int stripe, int ixnum,
bdb_state_type *bdb_state)
{
if (ixnum == -1 && datafile == -1 && stripe == -1) {
int ix, df, st;
for (ix = 0; ix < bdb_state->numix; ix++) {
logmsgf(LOGMSG_USER, out, "%s ix %u\n", bdb_state->name, ix);
__db_dump_freepages(bdb_state->dbp_ix[ix], out);
logmsgf(LOGMSG_USER, out, "\n");
}
for (df = 0; df < bdb_state->numdtafiles; df++) {
for (st = 0; st < bdb_state->attr->dtastripe; st++) {
logmsgf(LOGMSG_USER, out, "%s datafile %u stripe %u\n", bdb_state->name, df,
st);
__db_dump_freepages(bdb_state->dbp_data[df][st], out);
logmsgf(LOGMSG_USER, out, "\n");
}
}
return;
}
if (ixnum >= 0) {
if (ixnum >= bdb_state->numix) {
logmsgf(LOGMSG_USER, out, "Index is out of range\n");
return;
}
__db_dump_freepages(bdb_state->dbp_ix[ixnum], out);
return;
} else {
if (stripe < 0 || stripe >= bdb_state->attr->dtastripe) {
logmsgf(LOGMSG_USER, out, "stripe is out of range\n");
return;
}
if (datafile < 0 || datafile >= bdb_state->numdtafiles) {
logmsgf(LOGMSG_USER, out, "datafile is out of range\n");
return;
}
if (stripe > 0 && datafile > 0 && !bdb_state->attr->blobstripe) {
logmsgf(LOGMSG_USER, out, "stripe is set for a blob but db isn't blobstripe\n");
return;
}
__db_dump_freepages(bdb_state->dbp_data[datafile][stripe], out);
return;
}
}
static void bdb_state_dump(FILE *out, const char *prefix,
bdb_state_type *bdb_state)
{
int ii;
char namebuf[64];
logmsgf(LOGMSG_USER, out, "%s->name = %s\n", prefix, bdb_state->name);
logmsgf(LOGMSG_USER, out, "%s->isopen = %d\n", prefix, bdb_state->isopen);
logmsgf(LOGMSG_USER, out, "%s->read_write = %d\n", prefix, bdb_state->read_write);
logmsgf(LOGMSG_USER, out, "%s->master_cmpcontext = 0x%08llx\n", prefix,
bdb_state->master_cmpcontext);
logmsgf(LOGMSG_USER, out, "%s->got_gblcontext = %d (gblcontext=0x%llx)\n",
prefix, bdb_state->got_gblcontext, get_gblcontext(bdb_state));
logmsgf(LOGMSG_USER, out, "%s->genid_format = %s\n", prefix,
genid_format_str(bdb_state->genid_format));
for (ii = 0; ii < bdb_state->numchildren; ii++) {
if (bdb_state->children[ii]) {
snprintf(namebuf, sizeof(namebuf), " %s->child[%d]", prefix, ii);
bdb_state_dump(out, namebuf, bdb_state->children[ii]);
}
}
}
static void cache_info(FILE *out, bdb_state_type *bdb_state)
{
bdb_state->dbenv->memp_dump_bufferpool_info(bdb_state->dbenv, out);
}
static void cache_stats(FILE *out, bdb_state_type *bdb_state, int extra)
{
DB_MPOOL_STAT *stats;
DB_MPOOL_FSTAT **fsp, **i;
bdb_state->dbenv->memp_stat(bdb_state->dbenv, &stats, extra ? &fsp : NULL,
0);
prn_lstat(st_gbytes);
prn_lstat(st_bytes);
prn_lstat(st_total_bytes);
prn_lstat(st_used_bytes);
logmsgf(LOGMSG_USER, out, "st_ff_pct: %d\n", (int)(stats->st_used_bytes * 100 / stats->st_total_bytes));
prn_lstat(st_ncache);
prn_lstat(st_regsize);
prn_lstat(st_map);
prn_lstat(st_cache_hit);
prn_lstat(st_cache_miss);
prn_lstat(st_cache_ihit);
prn_lstat(st_cache_imiss);
prn_lstat(st_cache_lhit);
prn_lstat(st_cache_lmiss);
prn_lstat(st_page_pf_in);
prn_lstat(st_page_pf_in_late);
prn_lstat(st_page_in);
prn_lstat(st_page_out);
prn_lstat(st_ro_merges);
prn_lstat(st_rw_merges);
prn_lstat(st_ro_evict);
prn_lstat(st_rw_evict);
prn_lstat(st_ro_levict);
prn_lstat(st_rw_levict);
prn_lstat(st_pf_evict);
prn_lstat(st_rw_evict_skip);
prn_lstat(st_page_trickle);
prn_lstat(st_pages);
prn_lstat(st_page_clean);
logmsgf(LOGMSG_USER, out, "st_page_dirty: %d\n", stats->st_page_dirty);
prn_lstat(st_hash_buckets);
prn_lstat(st_hash_searches);
prn_lstat(st_hash_longest);
prn_lstat(st_hash_examined);
prn_lstat(st_hash_nowait);
prn_lstat(st_hash_wait);
prn_lstat(st_hash_max_wait);
prn_lstat(st_region_wait);
prn_lstat(st_region_nowait);
prn_lstat(st_alloc);
prn_lstat(st_alloc_buckets);
prn_lstat(st_alloc_max_buckets);
prn_lstat(st_alloc_pages);
prn_lstat(st_alloc_max_pages);
prn_lstat(st_ckp_pages_sync);
prn_lstat(st_ckp_pages_skip);
if (extra) {
bdb_state->dbenv->memp_dump_region(bdb_state->dbenv, "A", out);
for (i = fsp; i != NULL && *i != NULL; ++i) {
logmsgf(LOGMSG_USER, out, "Pool file [%s]:-\n", (*i)->file_name);
logmsgf(LOGMSG_USER, out, " st_pagesize : %zu\n",
(*i)->st_pagesize);
logmsgf(LOGMSG_USER, out, " st_map : %"PRId64"\n", (*i)->st_map);
logmsgf(LOGMSG_USER, out, " st_cache_hit : %"PRId64"\n", (*i)->st_cache_hit);
logmsgf(LOGMSG_USER, out, " st_cache_miss : %"PRId64"\n", (*i)->st_cache_miss);
logmsgf(LOGMSG_USER, out, " st_cache_ihit : %"PRId64"\n", (*i)->st_cache_ihit);
logmsgf(LOGMSG_USER, out, " st_cache_imiss: %"PRId64"\n", (*i)->st_cache_imiss);
logmsgf(LOGMSG_USER, out, " st_cache_lhit : %"PRId64"\n", (*i)->st_cache_lhit);
logmsgf(LOGMSG_USER, out, " st_cache_lmiss: %"PRId64"\n", (*i)->st_cache_lmiss);
logmsgf(LOGMSG_USER, out, " st_page_create: %"PRId64"\n", (*i)->st_page_create);
logmsgf(LOGMSG_USER, out, " st_page_in : %"PRId64"\n", (*i)->st_page_in);
logmsgf(LOGMSG_USER, out, " st_page_out : %"PRId64"\n", (*i)->st_page_out);
}
free(fsp);
}
free(stats);
}
static void temp_cache_stats(FILE *out, bdb_state_type *bdb_state)
{
DB_MPOOL_STAT *stats;
bdb_temp_table_stat(bdb_state, &stats);
prn_lstat(st_cache_hit);
prn_lstat(st_cache_miss);
prn_lstat(st_cache_ihit);
prn_lstat(st_cache_imiss);
prn_lstat(st_cache_lhit);
prn_lstat(st_cache_lmiss);
prn_lstat(st_page_pf_in);
prn_lstat(st_page_in);
prn_lstat(st_page_out);
prn_lstat(st_ro_merges);
prn_lstat(st_rw_merges);
prn_lstat(st_ro_evict);
prn_lstat(st_rw_evict);
prn_lstat(st_pf_evict);
prn_lstat(st_rw_evict_skip);
prn_lstat(st_page_trickle);
prn_lstat(st_hash_searches);
prn_lstat(st_hash_longest);
prn_lstat(st_hash_examined);
prn_lstat(st_hash_nowait);
prn_lstat(st_hash_wait);
prn_lstat(st_hash_max_wait);
prn_lstat(st_region_wait);
prn_lstat(st_region_nowait);
prn_lstat(st_alloc);
prn_lstat(st_alloc_buckets);
prn_lstat(st_alloc_max_buckets);
prn_lstat(st_alloc_pages);
prn_lstat(st_alloc_max_pages);
free(stats);
}
static void sanc_dump(FILE *out, bdb_state_type *bdb_state)
{
const char *nodes[REPMAX];
int numnodes, ii;
numnodes = net_get_sanctioned_node_list(bdb_state->repinfo->netinfo, REPMAX,
nodes);
logmsgf(LOGMSG_USER, out, "sanc dump:\n");
for (ii = 0; ii < numnodes && ii < REPMAX; ii++)
logmsgf(LOGMSG_USER, out, "node %s\n", nodenum_str((char *)nodes[ii]));
if (net_sanctioned_list_ok(bdb_state->repinfo->netinfo))
logmsgf(LOGMSG_USER, out, "sanc is intact\n");
else
logmsgf(LOGMSG_USER, out, "sanc nodes are missin\n");
}
void fill_ssl_info(CDB2DBINFORESPONSE *dbinfo_response)
{
extern ssl_mode gbl_client_ssl_mode;
if (gbl_client_ssl_mode <= SSL_UNKNOWN)
return;
dbinfo_response->has_require_ssl = 1;
dbinfo_response->require_ssl = SSL_IS_REQUIRED(gbl_client_ssl_mode);
}
void fill_dbinfo(CDB2DBINFORESPONSE *dbinfo_response, bdb_state_type *bdb_state)
{
struct host_node_info nodes[REPMAX];
int num_nodes = 0, i = 0;
num_nodes = net_get_nodes_info(bdb_state->repinfo->netinfo, REPMAX, nodes);
dbinfo_response->n_nodes = num_nodes;
CDB2DBINFORESPONSE__Nodeinfo **nodeinfos =
malloc(sizeof(CDB2DBINFORESPONSE__Nodeinfo *) * num_nodes);
CDB2DBINFORESPONSE__Nodeinfo *master =
malloc(sizeof(CDB2DBINFORESPONSE__Nodeinfo));
cdb2__dbinforesponse__nodeinfo__init(master);
int our_room = 0;
dbinfo_response->has_sync_mode = 1;
dbinfo_response->sync_mode = bdb_state->callback->syncmode_rtn(bdb_state);
if (bdb_state->callback->getroom_rtn)
our_room = (bdb_state->callback->getroom_rtn(
bdb_state, bdb_state->repinfo->myhost));
for (int j = 0; j < num_nodes && j < REPMAX; j++) {
if (our_room ==
bdb_state->callback->getroom_rtn(bdb_state, nodes[j].host)) {
nodeinfos[i] = malloc(sizeof(CDB2DBINFORESPONSE__Nodeinfo));
cdb2__dbinforesponse__nodeinfo__init(nodeinfos[i]);
nodeinfos[i]->number = j;
nodeinfos[i]->port = nodes[j].port;
nodeinfos[i]->has_port = 1;
nodeinfos[i]->has_room = 1;
nodeinfos[i]->room =
bdb_state->callback->getroom_rtn(bdb_state, nodes[j].host);
nodeinfos[i]->name = strdup(nodes[j].host);
if (strcmp(bdb_state->repinfo->master_host, nodes[j].host) == 0) {
master->number = j;
master->incoherent = 0;
master->has_port = 1;
master->has_room = 1;
master->room =
bdb_state->callback->getroom_rtn(bdb_state, nodes[j].host);
master->port = nodes[j].port;
master->name = strdup(nodes[j].host);
}
/* We can only query the master for cluster-coherent state */
nodeinfos[i]->incoherent = 0;
if (bdb_state->repinfo->myhost == bdb_state->repinfo->master_host) {
struct hostinfo *h = retrieve_hostinfo(nodes[j].host_interned);
if (h->coherent_state != STATE_COHERENT) {
nodeinfos[i]->incoherent = 1;
} else {
nodeinfos[i]->incoherent = 0;
}
}
else {
nodeinfos[i]->incoherent = 0;
}
i++;
}
}
for (int j = 0; j < num_nodes && j < REPMAX; j++) {
if (our_room !=
bdb_state->callback->getroom_rtn(bdb_state, nodes[j].host)) {
nodeinfos[i] = malloc(sizeof(CDB2DBINFORESPONSE__Nodeinfo));
cdb2__dbinforesponse__nodeinfo__init(nodeinfos[i]);
nodeinfos[i]->number = j;
nodeinfos[i]->port = nodes[j].port;
nodeinfos[i]->has_port = 1;
nodeinfos[i]->has_room = 1;
nodeinfos[i]->room =
bdb_state->callback->getroom_rtn(bdb_state, nodes[j].host);
nodeinfos[i]->name = strdup(nodes[j].host);
if (strcmp(bdb_state->repinfo->master_host, nodes[j].host) == 0) {
master->number = j;
master->incoherent = 0;
master->has_port = 1;
master->port = nodes[j].port;
master->has_room = 1;
master->room =
bdb_state->callback->getroom_rtn(bdb_state, nodes[j].host);
master->name = strdup(nodes[j].host);
}
struct hostinfo *h = retrieve_hostinfo(nodes[j].host_interned);
if (h->coherent_state != STATE_COHERENT) {
nodeinfos[i]->incoherent = 1;
} else {
nodeinfos[i]->incoherent = 0;
}
i++;
}
}
dbinfo_response->nodes = nodeinfos;
dbinfo_response->master = master;
fill_ssl_info(dbinfo_response);
}
static void netinfo_dump_hostname(FILE *out, bdb_state_type *bdb_state)
{
struct host_node_info nodes[REPMAX];
int num_nodes, ii;
num_nodes = net_get_nodes_info(bdb_state->repinfo->netinfo, REPMAX, nodes);
logmsgf(LOGMSG_USER, out, "db engine cluster status\n");
if (bdb_state->repinfo->master_host != bdb_state->repinfo->myhost) {
logmsgf(LOGMSG_USER, out, "WARNING: this information is only valid on the master\n");
logmsgf(LOGMSG_USER, out, "Use 'stat' to find out the coherent state of this node\n");
}
for (ii = 0; ii < num_nodes && ii < REPMAX; ii++) {
char *status;
char *status_mstr;
DB_LSN *lsnp;
char str[100];
char *coherent_state;
if (nodes[ii].host == net_get_mynode(bdb_state->repinfo->netinfo))
status = "l";
else if (nodes[ii].fd <= 0) {
if ((bdb_state->callback->nodeup_rtn) &&
((bdb_state->callback->nodeup_rtn(bdb_state, nodes[ii].host))))
status = "n";
else
status = "o";
} else {
status = "c";
}
if (bdb_state->repinfo->master_host == nodes[ii].host) {
status_mstr = "MASTER";
} else {
status_mstr = " ";
}
struct hostinfo *h = retrieve_hostinfo(nodes[ii].host_interned);
lsnp = &h->seqnum.lsn;
coherent_state = bdb_coherent_state_string(nodes[ii].host_interned);
logmsgf(LOGMSG_USER, out, "%16s:%d %-6s %-1s fd %-3d lsn %s f %d %s\n",
nodes[ii].host, nodes[ii].port, status_mstr, status,
nodes[ii].fd, lsn_to_str(str, lsnp),
h->filenum, coherent_state);
}
}
netinfo_dumper *netinfo_dump_impl = netinfo_dump_hostname;
void set_netinfo_dumper(netinfo_dumper *d)
{
netinfo_dump_impl = d;
}
static void netinfo_dump(FILE *out, bdb_state_type *bdb_state)
{
netinfo_dump_impl(out, bdb_state);
}
/* This is public (called by db layer) and used for the incoherent
* alerts, so don't fiddle with the format withouyt taking that into
* account. */
void bdb_short_netinfo_dump(FILE *out, bdb_state_type *bdb_state)
{
struct host_node_info nodes[REPMAX];
int num_nodes, ii;
num_nodes = net_get_nodes_info(bdb_state->repinfo->netinfo, REPMAX, nodes);
for (ii = 0; ii < num_nodes && ii < REPMAX; ii++) {
char *status;
char *status_mstr;
DB_LSN *lsnp;
char str[100];
if (strcmp(nodes[ii].host,
net_get_mynode(bdb_state->repinfo->netinfo)) == 0)
status = "l";
else if (nodes[ii].fd <= 0) {
if ((bdb_state->callback->nodeup_rtn) &&
((bdb_state->callback->nodeup_rtn(bdb_state, nodes[ii].host))))
status = "n";
else
status = "o";
} else {
status = "c";
}
struct hostinfo *h = retrieve_hostinfo(nodes[ii].host_interned);
if (bdb_state->repinfo->master_host == nodes[ii].host)
status_mstr = "MASTER";
else {
switch (h->coherent_state) {
case STATE_INCOHERENT:
case STATE_INCOHERENT_WAIT:
case STATE_INCOHERENT_SLOW:
default:
status_mstr = coherent_state_to_str(h->coherent_state);
break;
case STATE_COHERENT:
status_mstr = " ";
break;
}
}
lsnp = &h->seqnum.lsn;
logmsgf(LOGMSG_USER, out, "%10s %-1s lsn %s %s\n", nodes[ii].host, status,
lsn_to_str(str, lsnp), status_mstr);
}
}
/* some kind of node validation would be required */
void bdb_get_cur_lsn_str_node(bdb_state_type *bdb_state, uint64_t *lsnbytes,
char *lsnstr, size_t len, char *host)
{
char buf[64];
struct interned_string *host_interned = intern_ptr(host);
struct hostinfo *h = retrieve_hostinfo(host_interned);
DB_LSN *lsn = &h->seqnum.lsn;
lsn_to_str(buf, lsn);
strncpy0(lsnstr, buf, len);
*lsnbytes = ((uint64_t)lsn->file * (uint64_t)bdb_state->attr->logfilesize) +
(uint64_t)lsn->offset;
}
void bdb_get_cur_lsn_str(bdb_state_type *bdb_state, uint64_t *lsnbytes,
char *lsnstr, size_t len)
{
bdb_get_cur_lsn_str_node(bdb_state, lsnbytes, lsnstr, len,
net_get_mynode(bdb_state->repinfo->netinfo));
}
static void test_send(bdb_state_type *bdb_state)
{
int count;
const char *hostlist[REPMAX];
int i;
int rc;
count = net_get_all_nodes_connected(bdb_state->repinfo->netinfo, hostlist);
for (i = 0; i < count; i++) {
int tmp;
uint8_t *p_buf, *p_buf_end;
p_buf = (uint8_t *)&tmp;
p_buf_end = (uint8_t *)&tmp + sizeof(int);
buf_put(&i, sizeof(int), p_buf, p_buf_end);
rc = net_send_message(bdb_state->repinfo->netinfo, hostlist[i],
USER_TYPE_TEST, &tmp, sizeof(int), 1, 60 * 1000);
if (rc != 0)
logmsg(LOGMSG_ERROR, "got bad rc %d in test_send\n", rc);
}
}
static int write_hostname(netinfo_type *net, const char *to, char *host, int type)
{
int len = strlen(host) + 1;
return net_send_message(net, to, type, host, len, 1, 5 * 1000);
}
static int write_add_hostname(netinfo_type *netinfo, const char *to, char *host)
{
return write_hostname(netinfo, to, host, USER_TYPE_ADD_NAME);
}
static add_writer *write_add_impl = write_add_hostname;
void set_add_writer(add_writer *impl)
{
write_add_impl = impl;
}
int write_add(netinfo_type *n, const char *t, char *a)
{
return write_add_impl(n, t, a);
}
static int write_del_hostname(netinfo_type *netinfo, const char *to, char *host)
{
return write_hostname(netinfo, to, host, USER_TYPE_DEL_NAME);
}
static del_writer *write_del_impl = write_del_hostname;
void set_del_writer(del_writer *impl)
{
write_del_impl = impl;
}
int write_del(netinfo_type *n, const char *t, char *a)
{
return write_del_impl(n, t, a);
}
static void process_add(bdb_state_type *bdb_state, char *host)
{
const char *hostlist[REPMAX];
netinfo_type *netinfo = bdb_state->repinfo->netinfo;
net_add_to_sanctioned(netinfo, host, 0);
int count = net_get_all_nodes_connected(netinfo, hostlist);
for (int i = 0; i < count; i++) {
int rc = write_add(netinfo, hostlist[i], host);
if (rc != 0)
logmsg(LOGMSG_ERROR, "got bad rc %d in process_add\n", rc);
}
}
static void process_del(bdb_state_type *bdb_state, char *host)
{
const char *hostlist[REPMAX];
netinfo_type *netinfo = bdb_state->repinfo->netinfo;
net_del_from_sanctioned(netinfo, host);
int count = net_get_all_nodes_connected(netinfo, hostlist);
for (int i = 0; i < count; i++) {
int rc = write_del(netinfo, hostlist[i], host);
if (rc != 0)
logmsg(LOGMSG_ERROR, "got bad rc %d in process_del\n", rc);
}
}
static void process_reptrca(bdb_state_type *bdb_state, int on_off)
{
int count;
const char *hostlist[REPMAX];
int i;
int rc;
logmsgf(LOGMSG_USER, stderr, "setting rep tracing to %d on all nodes\n", on_off);
bdb_state->rep_trace = on_off;
count = net_get_all_nodes(bdb_state->repinfo->netinfo, hostlist);
for (i = 0; i < count; i++) {
int tmp;
uint8_t *p_buf, *p_buf_end;
p_buf = (uint8_t *)&tmp;
p_buf_end = (uint8_t *)&tmp + sizeof(int);
buf_put(&on_off, sizeof(int), p_buf, p_buf_end);