Fix recovering state GTID in case log file contains non-text bytes -

use grep with -a option.
Signed-off-by: Julius Goryavsky <julius.goryavsky@mariadb.com>

mysql-test/suite/galera/include/galera_wsrep_recover.inc

@@ -10,8 +10,8 @@ if (!$wsrep_recover_additional)
 
 --perl
 	use strict;
-        my $wsrep_start_position_str = "grep 'WSREP: Recovered position:' $ENV{MYSQL_TMP_DIR}/galera_wsrep_recover.log | sed 's/.*WSREP\:\ Recovered\ position://' | sed 's/^[ \t]*//'";
-        my $wsrep_start_position = `grep 'WSREP: Recovered position:' $ENV{MYSQL_TMP_DIR}/galera_wsrep_recover.log | sed 's/.*WSREP\:\ Recovered\ position://' | sed 's/^[ \t]*//'`;
+        my $wsrep_start_position_str = "grep -a 'WSREP: Recovered position:' $ENV{MYSQL_TMP_DIR}/galera_wsrep_recover.log | sed 's/.*WSREP\:\ Recovered\ position://' | sed 's/^[ \t]*//'";
+        my $wsrep_start_position = `grep -a 'WSREP: Recovered position:' $ENV{MYSQL_TMP_DIR}/galera_wsrep_recover.log | sed 's/.*WSREP\:\ Recovered\ position://' | sed 's/^[ \t]*//'`;
         chomp($wsrep_start_position);
 
         die if $wsrep_start_position eq '';

mysql-test/suite/galera/t/galera_pc_recovery.test

@@ -38,10 +38,10 @@ SELECT COUNT(*) = 1 FROM t1;
 
 --perl
         use strict;
-        my $wsrep_start_position1 = `grep 'WSREP: Recovered position:' $ENV{MYSQL_TMP_DIR}/galera_wsrep_recover.1.log | sed 's/.*WSREP\:\ Recovered\ position://' | sed 's/^[ \t]*//'`;
+        my $wsrep_start_position1 = `grep -a 'WSREP: Recovered position:' $ENV{MYSQL_TMP_DIR}/galera_wsrep_recover.1.log | sed 's/.*WSREP\:\ Recovered\ position://' | sed 's/^[ \t]*//'`;
         chomp($wsrep_start_position1);
 
-        my $wsrep_start_position2 = `grep 'WSREP: Recovered position:' $ENV{MYSQL_TMP_DIR}/galera_wsrep_recover.2.log | sed 's/.*WSREP\:\ Recovered\ position://' | sed 's/^[ \t]*//'`;
+        my $wsrep_start_position2 = `grep -a 'WSREP: Recovered position:' $ENV{MYSQL_TMP_DIR}/galera_wsrep_recover.2.log | sed 's/.*WSREP\:\ Recovered\ position://' | sed 's/^[ \t]*//'`;
         chomp($wsrep_start_position2);
 
         die if $wsrep_start_position1 eq '' || $wsrep_start_position2 eq '';

mysql-test/suite/wsrep/t/wsrep-recover-step.inc

@@ -18,7 +18,7 @@
 
 --perl
 	use strict;
-	my $wsrep_start_position = `grep 'WSREP: Recovered position:' $ENV{MYSQL_TMP_DIR}/galera_wsrep_recover.log | sed 's/.*WSREP\:\ Recovered\ position://' | sed 's/^[ \t]*//'`;
+	my $wsrep_start_position = `grep -a 'WSREP: Recovered position:' $ENV{MYSQL_TMP_DIR}/galera_wsrep_recover.log | sed 's/.*WSREP\:\ Recovered\ position://' | sed 's/^[ \t]*//'`;
 	chomp($wsrep_start_position);
         die if $wsrep_start_position eq '';
 	open(FILE, ">", "$ENV{MYSQL_TMP_DIR}/galera_wsrep_start_position.inc") or die;

scripts/galera_recovery.sh

@@ -81,10 +81,10 @@ wsrep_recover_position() {
   # Parse server's error log for recovered position. The server prints
   # "..skipping position recovery.." if started without wsrep.
 
-  recovered_pos="$(grep 'WSREP: Recovered position:' $log_file)"
+  recovered_pos="$(grep -a 'WSREP: Recovered position:' $log_file)"
 
   if [ -z "$recovered_pos" ]; then
-    skipped="$(grep WSREP $log_file | grep 'skipping position recovery')"
+    skipped="$(grep -a WSREP $log_file | grep 'skipping position recovery')"
     if [ -z "$skipped" ]; then
       log "WSREP: Failed to recover position: '`cat $log_file`'"
       exit 1

scripts/mysqld_safe.sh

@@ -260,9 +260,9 @@ wsrep_recover_position() {
     exit 1
   fi
 
-  local rp="$(grep 'WSREP: Recovered position:' $wr_logfile)"
+  local rp="$(grep -a 'WSREP: Recovered position:' $wr_logfile)"
   if [ -z "$rp" ]; then
-    local skipped="$(grep WSREP $wr_logfile | grep 'skipping position recovery')"
+    local skipped="$(grep -a WSREP $wr_logfile | grep 'skipping position recovery')"
     if [ -z "$skipped" ]; then
       log_error "WSREP: Failed to recover position: '`cat $wr_logfile`'"
       ret=1