/*
* write_jsonlog
* Write logs in json format.
*/
static void
write_jsonlog(ErrorData *edata)
{
StringInfoData buf;
TransactionId txid = GetTopTransactionIdIfAny();
initStringInfo(&buf);
/* Initialize string */
appendStringInfoChar(&buf, '{');
/* Timestamp */
if (log_time[0] == '\0')
setup_formatted_log_time();
appendJSONLiteral(&buf, "timestamp", log_time, true);
/* Username */
if (MyProcPort)
appendJSONLiteral(&buf, "user", MyProcPort->user_name, true);
/* Database name */
if (MyProcPort)
appendJSONLiteral(&buf, "dbname", MyProcPort->database_name, true);
/* Process ID */
if (MyProcPid != 0)
appendStringInfo(&buf, "\"pid\":%d,", MyProcPid);
/* Remote host and port */
if (MyProcPort && MyProcPort->remote_host)
{
appendJSONLiteral(&buf, "remote_host",
MyProcPort->remote_host, true);
if (MyProcPort->remote_port && MyProcPort->remote_port[0] != '\0')
appendJSONLiteral(&buf, "remote_port",
MyProcPort->remote_port, true);
}
/* Session id */
if (MyProcPid != 0)
appendStringInfo(&buf, "\"session_id\":\"%lx.%x\",",
(long) MyStartTime, MyProcPid);
/* Virtual transaction id */
/* keep VXID format in sync with lockfuncs.c */
if (MyProc != NULL && MyProc->backendId != InvalidBackendId)
appendStringInfo(&buf, "\"vxid\":\"%d/%u\",",
MyProc->backendId, MyProc->lxid);
/* Transaction id */
if (txid != InvalidTransactionId)
appendStringInfo(&buf, "\"txid\":%u,", GetTopTransactionIdIfAny());
/* Error severity */
appendJSONLiteral(&buf, "error_severity",
(char *) error_severity(edata->elevel), true);
/* SQL state code */
if (edata->sqlerrcode != ERRCODE_SUCCESSFUL_COMPLETION)
appendJSONLiteral(&buf, "state_code",
unpack_sql_state(edata->sqlerrcode), true);
/* Error detail or Error detail log */
if (edata->detail_log)
appendJSONLiteral(&buf, "detail_log", edata->detail_log, true);
else if (edata->detail)
appendJSONLiteral(&buf, "detail", edata->detail, true);
/* Error hint */
if (edata->hint)
appendJSONLiteral(&buf, "hint", edata->hint, true);
/* Internal query */
if (edata->internalquery)
appendJSONLiteral(&buf, "internal_query",
edata->internalquery, true);
/* Error context */
if (edata->context)
appendJSONLiteral(&buf, "context", edata->context, true);
/* File error location */
if (Log_error_verbosity >= PGERROR_VERBOSE)
{
StringInfoData msgbuf;
initStringInfo(&msgbuf);
if (edata->funcname && edata->filename)
appendStringInfo(&msgbuf, "%s, %s:%d",
edata->funcname, edata->filename,
edata->lineno);
else if (edata->filename)
appendStringInfo(&msgbuf, "%s:%d",
edata->filename, edata->lineno);
appendJSONLiteral(&buf, "file_location", msgbuf.data, true);
pfree(msgbuf.data);
}
/* Application name */
if (application_name && application_name[0] != '\0')
appendJSONLiteral(&buf, "application_name",
application_name, true);
/* Error message */
appendJSONLiteral(&buf, "message", edata->message, false);
/* Finish string */
appendStringInfoChar(&buf, '}');
appendStringInfoChar(&buf, '\n');
/* If in the syslogger process, try to write messages direct to file */
if (am_syslogger)
write_syslogger_file(buf.data, buf.len, LOG_DESTINATION_STDERR);
else
write_pipe_chunks(buf.data, buf.len);
/* Cleanup */
pfree(buf.data);
/* Continue chain to previous hook */
if (prev_log_hook)
(*prev_log_hook) (edata);
}
/*
* write_jsonlog
* Write logs in json format.
*/
static void
write_jsonlog(ErrorData *edata)
{
StringInfoData buf;
TransactionId txid = GetTopTransactionIdIfAny();
/*
* Disable logs to server, we don't want duplicate entries in
* the server.
*/
edata->output_to_server = false;
/* Determine whether message is enabled for server log output */
if (!is_log_level_output(edata->elevel, log_min_messages))
return;
initStringInfo(&buf);
/* Initialize string */
appendStringInfoChar(&buf, '{');
/* Timestamp */
setup_formatted_log_time();
appendJSONLiteral(&buf, "timestamp", formatted_log_time, true);
/* Username */
if (MyProcPort && MyProcPort->user_name)
appendJSONLiteral(&buf, "user", MyProcPort->user_name, true);
/* Database name */
if (MyProcPort && MyProcPort->database_name)
appendJSONLiteral(&buf, "dbname", MyProcPort->database_name, true);
/* Process ID */
if (MyProcPid != 0)
appendStringInfo(&buf, "\"pid\":%d,", MyProcPid);
/* Remote host and port */
if (MyProcPort && MyProcPort->remote_host)
{
appendJSONLiteral(&buf, "remote_host",
MyProcPort->remote_host, true);
if (MyProcPort->remote_port && MyProcPort->remote_port[0] != '\0')
appendJSONLiteral(&buf, "remote_port",
MyProcPort->remote_port, true);
}
/* Session id */
if (MyProcPid != 0)
appendStringInfo(&buf, "\"session_id\":\"%lx.%x\",",
(long) MyStartTime, MyProcPid);
/* Virtual transaction id */
/* keep VXID format in sync with lockfuncs.c */
if (MyProc != NULL && MyProc->backendId != InvalidBackendId)
appendStringInfo(&buf, "\"vxid\":\"%d/%u\",",
MyProc->backendId, MyProc->lxid);
/* Transaction id */
if (txid != InvalidTransactionId)
appendStringInfo(&buf, "\"txid\":%u,", GetTopTransactionIdIfAny());
/* Error severity */
appendJSONLiteral(&buf, "error_severity",
(char *) error_severity(edata->elevel), true);
/* SQL state code */
if (edata->sqlerrcode != ERRCODE_SUCCESSFUL_COMPLETION)
appendJSONLiteral(&buf, "state_code",
unpack_sql_state(edata->sqlerrcode), true);
/* Error detail or Error detail log */
if (edata->detail_log)
appendJSONLiteral(&buf, "detail_log", edata->detail_log, true);
else if (edata->detail)
appendJSONLiteral(&buf, "detail", edata->detail, true);
/* Error hint */
if (edata->hint)
appendJSONLiteral(&buf, "hint", edata->hint, true);
/* Internal query */
if (edata->internalquery)
appendJSONLiteral(&buf, "internal_query",
edata->internalquery, true);
/* Error context */
if (edata->context)
appendJSONLiteral(&buf, "context", edata->context, true);
/* user query --- only reported if not disabled by the caller */
if (is_log_level_output(edata->elevel, log_min_error_statement) &&
debug_query_string != NULL &&
!edata->hide_stmt)
{
appendJSONLiteral(&buf, "statement", debug_query_string, true);
if (edata->cursorpos > 0)
appendStringInfo(&buf, "\"cursor_position\":%d,",
edata->cursorpos);
else if (edata->internalpos > 0)
appendStringInfo(&buf, "\"internal_position\":%d,",
edata->internalpos);
}
/* File error location */
if (Log_error_verbosity >= PGERROR_VERBOSE)
{
StringInfoData msgbuf;
initStringInfo(&msgbuf);
if (edata->funcname && edata->filename)
appendStringInfo(&msgbuf, "%s, %s:%d",
edata->funcname, edata->filename,
edata->lineno);
else if (edata->filename)
appendStringInfo(&msgbuf, "%s:%d",
edata->filename, edata->lineno);
appendJSONLiteral(&buf, "file_location", msgbuf.data, true);
pfree(msgbuf.data);
}
/* Application name */
if (application_name && application_name[0] != '\0')
appendJSONLiteral(&buf, "application_name",
application_name, true);
/* Error message */
appendJSONLiteral(&buf, "message", edata->message, false);
/* Finish string */
appendStringInfoChar(&buf, '}');
appendStringInfoChar(&buf, '\n');
/* Write to stderr, if enabled */
if ((Log_destination & LOG_DESTINATION_STDERR) != 0)
{
if (Logging_collector && redirection_done && !am_syslogger)
write_pipe_chunks(buf.data, buf.len);
else
write_console(buf.data, buf.len);
}
/* If in the syslogger process, try to write messages direct to file */
if (am_syslogger)
write_syslogger_file(buf.data, buf.len, LOG_DESTINATION_STDERR);
/* Cleanup */
pfree(buf.data);
/* Continue chain to previous hook */
if (prev_log_hook)
(*prev_log_hook) (edata);
}
