diff options
Diffstat (limited to 'scripts/wsrep_sst_common.sh')
| -rw-r--r-- | scripts/wsrep_sst_common.sh | 154 |
1 files changed, 119 insertions, 35 deletions
diff --git a/scripts/wsrep_sst_common.sh b/scripts/wsrep_sst_common.sh index 3c0fbfff058..d19a0dbfdd5 100644 --- a/scripts/wsrep_sst_common.sh +++ b/scripts/wsrep_sst_common.sh @@ -51,7 +51,7 @@ case "$1" in # # Break address string into host:port/path parts # - case "${WSREP_SST_OPT_ADDR}" in + case "$WSREP_SST_OPT_ADDR" in \[*) # IPv6 # Remove the starting and ending square brackets, if present: @@ -81,7 +81,7 @@ case "$1" in # up to "/" (if present): WSREP_SST_OPT_ADDR_PORT="${remain%%/*}" # If the "/" character is present, then the path is not empty: - if [ "${remain#*/}" != "${remain}" ]; then + if [ "${remain#*/}" != "$remain" ]; then # This operation removes everything up to the "/" character, # effectively removing the port number from the string: readonly WSREP_SST_OPT_PATH="${remain#*/}" @@ -89,10 +89,10 @@ case "$1" in readonly WSREP_SST_OPT_PATH="" fi # The rest of the string is the same as the path (for now): - remain="${WSREP_SST_OPT_PATH}" + remain="$WSREP_SST_OPT_PATH" # If there is one more "/" in the string, then everything before # it will be the module name, otherwise the module name is empty: - if [ "${remain%%/*}" != "${remain}" ]; then + if [ "${remain%%/*}" != "$remain" ]; then # This operation removes the tail after the very first # occurrence of the "/" character (inclusively): readonly WSREP_SST_OPT_MODULE="${remain%%/*}" @@ -103,7 +103,7 @@ case "$1" in remain="${WSREP_SST_OPT_PATH#*/}" # If the rest of the string does not match the original, then there # was something else besides the module name: - if [ "$remain" != "${WSREP_SST_OPT_PATH}" ]; then + if [ "$remain" != "$WSREP_SST_OPT_PATH" ]; then # Extract the part that matches the LSN by removing all # characters starting from the very first "/": readonly WSREP_SST_OPT_LSN="${remain%%/*}" @@ -113,7 +113,7 @@ case "$1" in # If the remainder does not match the original string, # then there is something else (the version number in # our case): - if [ "$remain" != "${WSREP_SST_OPT_LSN}" ]; then + if [ "$remain" != "$WSREP_SST_OPT_LSN" ]; then # Let's extract the version number by removing the tail # after the very first occurence of the "/" character # (inclusively): @@ -535,7 +535,8 @@ readonly WSREP_SST_OPT_ADDR_PORT # try to use my_print_defaults, mysql and mysqldump that come with the sources # (for MTR suite) -SCRIPTS_DIR="$(cd $(dirname "$0"); pwd -P)" +script_binary=$(dirname "$0") +SCRIPTS_DIR=$(cd "$script_binary"; pwd -P) EXTRA_DIR="$SCRIPTS_DIR/../extra" CLIENT_DIR="$SCRIPTS_DIR/../client" @@ -581,30 +582,45 @@ readonly MY_PRINT_DEFAULTS="$MY_PRINT_DEFAULTS $WSREP_SST_OPT_CONF" # parse_cnf() { - local group="$1" + local groups="$1" local var="$2" local reval="" - # normalize the variable names specified in cnf file (user can use _ or - for example log-bin or log_bin) - # then search for needed variable - # finally get the variable value (if variables has been specified multiple time use the last value only) - - if [ "$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 'BEGIN {OFS=FS="="} {sub(/^--loose/,"-",$0); gsub(/_/,"-",$1); if ($1=="--'"$var"'") lastval=substr($0,length($1)+2)} END {print lastval}') - fi - fi - - if [ -z "$reval" ]; then - reval=$($MY_PRINT_DEFAULTS "$group" | awk 'BEGIN {OFS=FS="="} {sub(/^--loose/,"-",$0); gsub(/_/,"-",$1); if ($1=="--'"$var"'") lastval=substr($0,length($1)+2)} END {print lastval}') - fi + # 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($1)+2)} END {print lastval}' + + while [ -n "$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 "$pattern") + if [ -n "$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" } # @@ -615,18 +631,37 @@ parse_cnf() # in_config() { - local group="$1" + local groups="$1" local var="$2" local found=0 - if [ "$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 'BEGIN {OFS=FS="="; found=0} {sub(/^--loose/,"-",$0); gsub(/_/,"-",$1); if ($1=="--'"$var"'") found=1} END {print found}') - fi - fi - if [ $found -eq 0 ]; then - found=$($MY_PRINT_DEFAULTS "$group" | awk 'BEGIN {OFS=FS="="; found=0} {sub(/^--loose/,"-",$0); gsub(/_/,"-",$1); if ($1=="--'"$var"'") found=1} END {print found}') - fi + + # 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}' + + 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") + if [ $found -ne 0 ]; then + break + fi + done echo $found } @@ -747,7 +782,7 @@ wsrep_check_programs() while [ $# -gt 0 ] do - wsrep_check_program $1 || ret=$? + wsrep_check_program "$1" || ret=$? shift done @@ -793,3 +828,52 @@ wsrep_gen_secret() $RANDOM $RANDOM $RANDOM $RANDOM fi } + +is_local_ip() +{ + [ "$1" = '127.0.0.1' ] && return 0 + [ "$1" = '127.0.0.2' ] && return 0 + [ "$1" = 'localhost' ] && return 0 + [ "$1" = '[::1]' ] && return 0 + [ "$1" = "$(hostname -s)" ] && return 0 + [ "$1" = "$(hostname -f)" ] && return 0 + [ "$1" = "$(hostname -d)" ] && return 0 + + local ip_util="$(command -v ip)" + if [ -x "$ip_util" ]; then + # ip address show ouput format is " inet[6] <address>/<mask>": + "$ip_util" address show \ + | grep -E "^[[:space:]]*inet.? [^[:space:]]+/" -o \ + | grep -F " $1/" >/dev/null && return 0 + else + local ifconfig_util="$(command -v ifconfig)" + if [ -x "$ifconfig_util" ]; then + # ifconfig output format is " inet[6] <address> ...": + "$ifconfig_util" \ + | grep -E "^[[:space:]]*inet.? [^[:space:]]+ " -o \ + | grep -F " $1 " >/dev/null && return 0 + fi + fi + + return 1 +} + +check_sockets_utils() +{ + lsof_available=0 + sockstat_available=0 + ss_available=0 + + [ -x "$(command -v lsof)" ] && lsof_available=1 + [ -x "$(command -v sockstat)" ] && sockstat_available=1 + [ -x "$(command -v ss)" ] && ss_available=1 + + if [ $lsof_available -eq 0 -a \ + $sockstat_available -eq 0 -a \ + $ss_available -eq 0 ] + then + wsrep_log_error "Neither lsof tool, nor ss or sockstat was found in " \ + "the PATH! Make sure you have it installed." + exit 2 # ENOENT + fi +} |