diff options
Diffstat (limited to 'scripts/wsrep_sst_common.sh')
| -rwxr-xr-x[-rw-r--r--] | scripts/wsrep_sst_common.sh | 79 |
1 files changed, 55 insertions, 24 deletions
diff --git a/scripts/wsrep_sst_common.sh b/scripts/wsrep_sst_common.sh index 6181fa6f6a3..d19a0dbfdd5 100644..100755 --- a/scripts/wsrep_sst_common.sh +++ b/scripts/wsrep_sst_common.sh @@ -582,32 +582,45 @@ readonly MY_PRINT_DEFAULTS="$MY_PRINT_DEFAULTS $WSREP_SST_OPT_CONF" # parse_cnf() { - local group="$1" + local groups="$1" local var="$2" local reval="" - # normalize the variable names specified in cnf file (user can use _ or - for example log-bin or log_bin) - # then search for needed variable - # finally get the variable value (if variables has been specified multiple time use the last value only) + # normalize the variable names specified in the .cnf file + # (user can use '_' or '-', for example, log-bin or log_bin), + # then search for the last instance of the desired variable + # and finally get the value of that variable (if the variable + # was specified several times - we use only its last instance): local pattern='BEGIN {OFS=FS="="} {sub(/^--loose/,"-",$0); gsub(/_/,"-",$1); if ($1=="--'"$var"'") lastval=substr($0,length($1)+2)} END {print lastval}' - if [ "$group" = '--mysqld' -o \ - "$group" = 'mysqld' ]; then - if [ -n "$WSREP_SST_OPT_SUFFIX_VALUE" ]; then - reval=$($MY_PRINT_DEFAULTS "mysqld$WSREP_SST_OPT_SUFFIX_VALUE" | awk "$pattern") - fi - fi - - if [ -z "$reval" ]; then + while [ -n "$groups" ]; do + # Remove the largest suffix starting with the '|' character: + local group="${groups%%\|*}" + # Remove the remainder (the group name) from the rest + # of the groups list (as if it were a prefix): + groups="${groups#$group}" + groups="${groups#\|}" + # if the group name is the same as the "[--]mysqld", then + # try to use it together with the group suffix: + if [ "${group#--}" = 'mysqld' -a -n "$WSREP_SST_OPT_SUFFIX_VALUE" ]; then + reval=$($MY_PRINT_DEFAULTS "mysqld$WSREP_SST_OPT_SUFFIX_VALUE" | awk "$pattern") + if [ -n "$reval" ]; then + break + fi + fi + # Let's try to use the group name as it is: reval=$($MY_PRINT_DEFAULTS "$group" | awk "$pattern") - fi + if [ -n "$reval" ]; then + break + fi + done - # use default if we haven't found a value + # use default if we haven't found a value: if [ -z "$reval" ]; then [ -n "${3:-}" ] && reval="$3" fi - echo $reval + echo "$reval" } # @@ -618,19 +631,37 @@ parse_cnf() # in_config() { - local group="$1" + local groups="$1" local var="$2" local found=0 + + # normalize the variable names specified in the .cnf file + # (user can use '_' or '-', for example, log-bin or log_bin), + # then search for the last instance(s) of the desired variable: + local pattern='BEGIN {OFS=FS="="; found=0} {sub(/^--loose/,"-",$0); gsub(/_/,"-",$1); if ($1=="--'"$var"'") found=1} END {print found}' - if [ "$group" = '--mysqld' -o \ - "$group" = 'mysqld' ]; then - if [ -n "$WSREP_SST_OPT_SUFFIX_VALUE" ]; then - found=$($MY_PRINT_DEFAULTS "mysqld$WSREP_SST_OPT_SUFFIX_VALUE" | awk "$pattern") - fi - fi - if [ $found -eq 0 ]; then + + while [ -n "$groups" ]; do + # Remove the largest suffix starting with the '|' character: + local group="${groups%%\|*}" + # Remove the remainder (the group name) from the rest + # of the groups list (as if it were a prefix): + groups="${groups#$group}" + groups="${groups#\|}" + # if the group name is the same as the "[--]mysqld", then + # try to use it together with the group suffix: + if [ "${group#--}" = 'mysqld' -a -n "$WSREP_SST_OPT_SUFFIX_VALUE" ]; then + found=$($MY_PRINT_DEFAULTS "mysqld$WSREP_SST_OPT_SUFFIX_VALUE" | awk "$pattern") + if [ $found -ne 0 ]; then + break + fi + fi + # Let's try to use the group name as it is: found=$($MY_PRINT_DEFAULTS "$group" | awk "$pattern") - fi + if [ $found -ne 0 ]; then + break + fi + done echo $found } |