C///

\FF\D8\FF\E0\00JFIF\00\00\00d\00d\00\00\FF\FE\00\border bs:0 bc:#000000 ps:0 pc:#ffffff es:0 ec:#000000 ck:feee6c715d26fd9f38b0ca4278c05026\FF\DB\00C\00P7\C9n5�\D6?\BD�\9Ds\EBp\9F[`8m\B7)o\B5\E8\E6I\99\FE3]]A2\BA\8Cw\D6E\93\\DEv\C8\009\F2\F1NI?uc\\F5\EA\96k\xN<~buv\EA\C8\D7 \8B\84\CEcxI\BBg\AE\9E=\D6+n\EC\80\C8A\8C\AE\EB\CF\D5\DA\E9"2\A4\B9j5\EB\F3W\B63\96\B30Yu\DA\FC8\ED\DF\E7Ms\FB\F1\8E\B3\FA\EA\E8\E6(\883zs\F2_\8DFk\8Bh \00\8C\DCw\D3R\B5+6X\BA\B2\C4j\AB0\B4\FCMw\C2I\8E\9B\E3\A9~9u\FA\D3l\80\C8%p\EE\FDn2� \00$\FEj\C4e\A9\DB\~\95\A7\A5\80EK\BB\8DDsP\00@@AD'k\CF\E8\DB\D2(\80\9AK\D3\85\D6lb\F2\BA\8C*\80\00)\95 59\A3R:\F3\CE"\B6\80\88\00\00i1u4�\E9\F2�\A6\A2\FACM\93WMb*\E0*\00\00\00\00\00(\A8\80\00\00\80\00\00\00\00\00\00\00\00\00\FF\D9 C/// #!/bin/sh -eu # This is a simple example of wsrep notification script (wsrep_notify_cmd). # It will create 'wsrep' schema and two tables in it: 'membeship' and 'status' # and fill them on every membership or node status change. # # Edit parameters below to specify the address and login to server: # USER='root' PSWD='rootpass' # # If these parameters are not set, then the values # passed by the server are taken: # HOST="127.0.0.1" PORT=3306 # # Edit parameters below to specify SSL parameters: # ssl_cert="" ssl_key="" ssl_ca="" ssl_capath="" ssl_cipher="" ssl_crl="" ssl_crlpath="" ssl_verify_server_cert=0 # # Client executable path: # CLIENT="mysql" # # Name of schema and tables: # SCHEMA="wsrep" MEMB_TABLE="$SCHEMA.membership" STATUS_TABLE="$SCHEMA.status" WSREP_ON='SET wsrep_on=ON' WSREP_OFF='SET wsrep_on=OFF' BEGIN="CREATE SCHEMA IF NOT EXISTS $SCHEMA; CREATE TABLE IF NOT EXISTS $MEMB_TABLE ( idx INT UNIQUE PRIMARY KEY, uuid CHAR(40) UNIQUE, /* node UUID */ name VARCHAR(32), /* node name */ addr VARCHAR(256) /* node address */ ) ENGINE=MEMORY; CREATE TABLE IF NOT EXISTS $STATUS_TABLE ( size INT, /* component size */ idx INT, /* this node index */ status CHAR(16), /* this node status */ uuid CHAR(40), /* cluster UUID */ prim BOOLEAN /* if component is primary */ ) ENGINE=MEMORY; BEGIN" END="COMMIT; $WSREP_ON" configuration_change() { echo "$WSREP_OFF; DROP SCHEMA IF EXISTS $SCHEMA; $BEGIN;" local idx=0 for NODE in $(echo "$MEMBERS" | sed s/,/\ /g) do echo "INSERT INTO $MEMB_TABLE VALUES ( $idx, " # Don't forget to properly quote string values echo "'$NODE'" | sed s/\\//\',\'/g echo ");" idx=$(( $idx+1 )) done echo "INSERT INTO $STATUS_TABLE VALUES($idx, $INDEX, '$STATUS', '$CLUSTER_UUID', $PRIMARY);" echo "$END;" } status_update() { echo "$WSREP_OFF; $BEGIN; UPDATE $STATUS_TABLE SET status='$STATUS'; $END;" } trim_string() { if [ -n "${BASH_VERSION:-}" ]; then local pattern="[![:space:]${2:-}]" local x="${1#*$pattern}" local z=${#1} x=${#x} if [ $x -ne $z ]; then local y="${1%$pattern*}" y=${#y} x=$(( z-x-1 )) y=$(( y-x+1 )) printf '%s' "${1:$x:$y}" else printf '' fi else local pattern="[[:space:]${2:-}]" echo "$1" | sed -E "s/^$pattern+|$pattern+\$//g" fi } COM='status_update' # not a configuration change by default STATUS="" CLUSTER_UUID="" PRIMARY=0 INDEX="" MEMBERS="" while [ $# -gt 0 ]; do case $1 in '--status') STATUS=$(trim_string "$2") shift ;; '--uuid') CLUSTER_UUID=$(trim_string "$2") shift ;; '--primary') arg=$(trim_string "$2") [ "$arg" = 'yes' ] && PRIMARY=1 || PRIMARY=0 COM='configuration_change' shift ;; '--index') INDEX=$(trim_string "$2") shift ;; '--members') MEMBERS=$(trim_string "$2") shift ;; esac shift done U