--echo #
--echo # WL#6661: Error logging: Allow control of verbosity
--echo #

--source include/not_embedded.inc

# Unfortunately while the order of the requirements was sensible for
# human consumption, it's relatively impractical to test in that order. :(

CALL mtr.add_suppression("option 'log_error_verbosity'");
CALL mtr.add_suppression("--verbose is for use with");

SET @old_log_error_verbosity= @@global.log_error_verbosity;
SET @old_log_warnings       = @@global.log_warnings;
SET @old_log_timestamps     = @@global.log_timestamps;


--echo
--echo # Spec 1: Nomenclature, no test


--echo
--echo # The following four can be verified using mysqld--help-[not]win.test:
--echo #
--echo # Spec 2a: "--help works"
--echo # Spec 2b: "default verbosity for --help is 1, errors only"
--echo #
--echo # Spec 3a: "--help --verbose works"
--echo # Spec 3b: "default verbosity for --help --verbose is 1, errors only"


--echo
--echo # Spec 4a "new sys-var log_error_verbosity"
--echo # Spec 4d "--log_error_verbosity settable on command-line"
--echo # Spec B  "later options replace earlier ones."
# (pick something low in .opt so we won't have to deal with start-up spam.)
SELECT @@global.log_error_verbosity;

--echo
--echo # Spec 4b "default"
# defaults to highest verbosity
SET GLOBAL log_error_verbosity=DEFAULT;
SELECT @@global.log_error_verbosity;

--echo
--echo # Spec 4c "range"
# turning off even errors is forbidden for now.
SET GLOBAL log_error_verbosity=0;
SELECT @@global.log_error_verbosity;

--echo
--echo # Spec 4c "range"
# there is nothing beyond Notes, so there is no level higher than 3.
SET GLOBAL log_error_verbosity=4;
SELECT @@global.log_error_verbosity;

--echo
--echo # Spec 4d -- see above at 4a, and below in error log

--echo
--echo # Spec 4e "global only"
# It's a global. There is no thread-specific log_error_verbosity.
--error ER_GLOBAL_VARIABLE
SET SESSION log_error_verbosity=DEFAULT;

--echo
--echo # Spec 4e "SUPER required for log_error_verbosity"
--echo # Spec Ed "SUPER required for log_timestamps"
# It's not settable by just anyone.
# We keep these two in here rather than in the log_..._basic
# as they depend on not_embedded.
CREATE USER mysqltest_1;
--replace_result $MASTER_MYSOCK MASTER_SOCKET $MASTER_MYPORT MASTER_PORT
connect(user1,localhost,mysqltest_1,,*NO-ONE*);
connection user1;
--echo # as unprivileged user:
--error ER_SPECIFIC_ACCESS_DENIED_ERROR
SET GLOBAL log_error_verbosity=1;
--error ER_SPECIFIC_ACCESS_DENIED_ERROR
SET GLOBAL log_timestamps=SYSTEM;
disconnect user1;
--source include/wait_until_disconnected.inc

connection default;
--echo # as root:
DROP USER mysqltest_1;


--echo
--echo # Spec 5 "--verbose without --help throws an error" -- see below in error log


--echo
--echo # Spec 6 "example for things previously governed by log_warnings"
--echo # see error log below for results

SET GLOBAL  init_connect='wombat;';

CREATE USER mysqltest_yeslog;
CREATE USER mysqltest_nolog;

--echo # Spec 6a "log_error_warnings=2+ includes warnings"

SET GLOBAL  log_error_verbosity=2;
--replace_result $MASTER_MYSOCK MASTER_SOCKET $MASTER_MYPORT MASTER_PORT
connect(user2,localhost,mysqltest_yeslog,,*NO-ONE*);
connection default;

--echo # Spec 6c "warnings now gagged by log_error_verbosity=1"
SET GLOBAL  log_error_verbosity=1;
--replace_result $MASTER_MYSOCK MASTER_SOCKET $MASTER_MYPORT MASTER_PORT
connect(user3,localhost,mysqltest_nolog,,*NO-ONE*);

connection user2;
disconnect user2;
--source include/wait_until_disconnected.inc
connection user3;
disconnect user3;
--source include/wait_until_disconnected.inc

connection default;
DROP USER mysqltest_yeslog;
DROP USER mysqltest_nolog;

SET GLOBAL  init_connect='';


--echo # Spec 6b "log_error_warnings=3  includes notes"
SET GLOBAL  log_error_verbosity=2;
--replace_result $MASTER_MYSOCK MASTER_SOCKET $MASTER_MYPORT MASTER_PORT
--error ER_ACCESS_DENIED_ERROR
connect(user1,localhost,mysqltest_2_nolog,,*NO-ONE*);

SET GLOBAL  log_error_verbosity=3;
--replace_result $MASTER_MYSOCK MASTER_SOCKET $MASTER_MYPORT MASTER_PORT
--error ER_ACCESS_DENIED_ERROR
connect(user1,localhost,mysqltest_3_yeslog,,*NO-ONE*);

SET GLOBAL  log_error_verbosity=DEFAULT;



--echo
--echo # Spec 7 "--log_warning throws deprecation warning" -- see below in error log


--echo
--echo # Spec 8/Spec 8a "log_warnings sets log_error_verbosity"

--error ER_GLOBAL_VARIABLE
SET SESSION log_warnings=2;

SET GLOBAL  log_warnings=0;
SELECT      @@global.log_error_verbosity;

SET GLOBAL  log_warnings=1;
SELECT      @@global.log_error_verbosity;

SET GLOBAL  log_warnings=2;
SELECT      @@global.log_error_verbosity;

--echo # out of range
SET GLOBAL  log_warnings=4;
SELECT      @@global.log_error_verbosity, @@global.log_warnings;

--echo # reverse: log_error_verbosity updates log_warnings
SET GLOBAL  log_error_verbosity=1;
SELECT      @@global.log_warnings;


--echo
--echo # Spec 9 -- no test; limits part shown in Spec 4c/Spec 8


--echo
--echo # Spec A -- see Spec 4c "range" and Spec 8
--echo #           "interaction of log_warnings and log_error_verbosity"


--echo
--echo # Spec B -- see above at 4a, and below in error log


--echo
--echo # Spec C  "bootstrap" -- no test


--echo
--echo # Spec D  "timestamp format" -- results in log below = regex was matched


--echo
--echo # Spec Ea  "log_timestamps"
# SYSTEM here rather than default; set from command-line.
SELECT      @@global.log_timestamps;
--echo # Spec Eb  "log_timestamps -- values UTC|SYSTEM"
SET GLOBAL  log_timestamps=UTC;
SELECT      @@global.log_timestamps;
SET GLOBAL  log_timestamps=SYSTEM;
SELECT      @@global.log_timestamps;
--echo # Spec Ec  "log_timestamps -- default UTC"
SET GLOBAL  log_timestamps=DEFAULT;
SELECT      @@global.log_timestamps;
--echo # Spec Ed  "SUPER required" -- see 4e
--echo # Spec Ee  "SYSTEM = old behavior" -- no test

--echo
--echo # Spec 4d "--log_error_verbosity settable on command-line"
--echo # Spec 5  "--verbose without --help throws an error"
--echo # Spec 7  "--log_warning throws deprecation warning"
--echo # Spec D  "ISO 8601 / RFC 3339 compliant timestamps"
--echo #
--echo # error log:

let GREP_FILE=$MYSQLTEST_VARDIR/tmp/wl6661_log.err;
let GREP_PATTERN=Access denied;

# be very specific with the regex, we've got a format to prove:
--replace_regex /[0-9][0-9][0-9][0-9]-[0-9][0-9]-[0-9][0-9]T[0-9][0-9]:[0-9][0-9]:[0-9][0-9]\.[0-9][0-9][0-9][0-9][0-9][0-9][-+Z][0-9:]* *[0-9]* *\[/DATE_TIME [/
--perl
  use strict;
  my $file= $ENV{'GREP_FILE'} or die("grep file not set");
  my $pattern= $ENV{'GREP_PATTERN'} or die("pattern is not set");
  open(FILE, "$file") or die("Unable to open $file: $!");
  while (<FILE>) {
    my $line = $_;
    if ($line =~ /$pattern/) {
      print "$line\n";
    }
  }
  close(FILE);

  rename $file, "$file~";

  open(FILE, ">", "$file") or die("Unable to open file: $!");
  close(FILE);
EOF

--echo
--echo # cleanup
SET GLOBAL log_warnings        = @old_log_warnings;
SET GLOBAL log_error_verbosity = @old_log_error_verbosity;
SET GLOBAL log_timestamps      = @old_log_timestamps;

FLUSH LOGS;

--echo
--echo #
--echo # end WL#6661