diff options
Diffstat (limited to 'scripts/wsrep_sst_xtrabackup-v2.sh')
| -rw-r--r-- | scripts/wsrep_sst_xtrabackup-v2.sh | 1034 |
1 files changed, 589 insertions, 445 deletions
diff --git a/scripts/wsrep_sst_xtrabackup-v2.sh b/scripts/wsrep_sst_xtrabackup-v2.sh index b5ede2b29cb..24bff12219d 100644 --- a/scripts/wsrep_sst_xtrabackup-v2.sh +++ b/scripts/wsrep_sst_xtrabackup-v2.sh @@ -1,6 +1,6 @@ #!/bin/bash -ue -# Copyright (C) 2013 Percona Inc # Copyright (C) 2017-2021 MariaDB +# Copyright (C) 2013 Percona Inc # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by @@ -23,27 +23,31 @@ . $(dirname "$0")/wsrep_sst_common wsrep_check_datadir +OS="$(uname)" ealgo="" +eformat="" ekey="" ekeyfile="" encrypt=0 -nproc=1 ecode=0 ssyslog="" ssystag="" -XTRABACKUP_PID="" +BACKUP_PID="" tcert="" tpem="" tkey="" +tmode="DISABLED" sockopt="" progress="" ttime=0 totime=0 +lsn="" ecmd="" rlimit="" # Initially -stagemsg="${WSREP_SST_OPT_ROLE}" +stagemsg="$WSREP_SST_OPT_ROLE" cpat="" +speciald=1 ib_home_dir="" ib_log_dir="" ib_undo_dir="" @@ -67,41 +71,54 @@ xtmpdir="" scomp="" sdecomp="" + ssl_dhparams="" -ssl_cert="" -ssl_ca="" -ssl_key="" +compress='none' +compress_chunk="" +compress_threads="" + +backup_threads="" + +encrypt_threads="" +encrypt_chunk="" + +readonly SECRET_TAG="secret" + +sst_ver=-1 if [ -n "$(command -v pv)" ] && pv --help | grep -qw -- '-F'; then - pvopts+=$pvformat + pvopts="$pvopts $pvformat" fi pcmd="pv $pvopts" declare -a RC -INNOBACKUPEX_BIN='innobackupex' -DATA="${WSREP_SST_OPT_DATA}" +BACKUP_BIN="$(command -v innobackupex)" +if [ ! -x "$BACKUP_BIN" ]; then + wsrep_log_error 'innobackupex binary not found in path' + exit 42 +fi + +DATA="$WSREP_SST_OPT_DATA" INFO_FILE="xtrabackup_galera_info" IST_FILE="xtrabackup_ist" -MAGIC_FILE="${DATA}/${INFO_FILE}" +MAGIC_FILE="$DATA/$INFO_FILE" + +INNOAPPLYLOG="$DATA/innobackupex.prepare.log" +INNOMOVELOG="$DATA/innobackupex.move.log" +INNOBACKUPLOG="$DATA/innobackupex.backup.log" # Setting the path for ss and ip export PATH="/usr/sbin:/sbin:$PATH" -OS="$(uname)" - -if [ -z "$(command -v lsof)" ]; then - wsrep_log_error "lsof tool not found in PATH! Make sure you have it installed." - exit 2 # ENOENT -fi - -timeit(){ +timeit() +{ local stage="$1" shift local cmd="$@" local x1 x2 took extcode - if [[ $ttime -eq 1 ]];then + if [ $ttime -eq 1 ]; then x1=$(date +%s) wsrep_log_info "Evaluating $cmd" eval "$cmd" @@ -121,105 +138,89 @@ timeit(){ get_keys() { # $encrypt -eq 1 is for internal purposes only - if [[ $encrypt -ge 2 || $encrypt -eq -1 ]];then + if [ $encrypt -ge 2 -o $encrypt -eq -1 ]; then return fi - if [[ $encrypt -eq 0 ]];then - if $MY_PRINT_DEFAULTS xtrabackup | grep -q encrypt;then - wsrep_log_error "Unexpected option combination. SST may fail. Refer to http://www.percona.com/doc/percona-xtradb-cluster/manual/xtrabackup_sst.html " + if [ $encrypt -eq 0 ]; then + if [ -n "$ealgo" -o -n "$ekey" -o -n "$ekeyfile" ]; then + wsrep_log_error "Options for encryption are specified, " \ + "but encryption itself is disabled. SST may fail." fi return fi - if [[ "$sfmt" == 'tar' ]];then - wsrep_log_info "NOTE: Xtrabackup-based encryption - encrypt=1 - cannot be enabled with tar format" + if [ $sfmt = 'tar' ]; then + wsrep_log_info "NOTE: key-based encryption (encrypt=1) " \ + "cannot be enabled with tar format" encrypt=-1 return fi - wsrep_log_info "Xtrabackup based encryption enabled in my.cnf - Supported only from Xtrabackup 2.1.4" + wsrep_log_info "Key based encryption enabled in my.cnf - supported only from Xtrabackup 2.1.4" - if [[ -z "$ealgo" ]];then + if [ -z "$ealgo" ]; then wsrep_log_error "FATAL: Encryption algorithm empty from my.cnf, bailing out" exit 3 fi - if [[ -z "$ekey" && ! -r "$ekeyfile" ]];then + if [ -z "$ekey" -a ! -r "$ekeyfile" ]; then wsrep_log_error "FATAL: Either key or keyfile must be readable" exit 3 fi - if [[ -z "$ekey" ]];then - ecmd="xbcrypt --encrypt-algo=$ealgo --encrypt-key-file=$ekeyfile" + if [ "$eformat" = 'openssl' ]; then + get_openssl + if [ -z "$OPENSSL_BINARY" ]; then + wsrep_log_error "If encryption using the openssl is enabled, " \ + "then you need to install openssl" + exit 2 + fi + ecmd="'$OPENSSL_BINARY' enc -$ealgo" + if "$OPENSSL_BINARY" enc -help 2>&1 | grep -qw -- '-pbkdf2'; then + ecmd="$ecmd -pbkdf2" + elif "$OPENSSL_BINARY" enc -help 2>&1 | grep -qw -- '-iter'; then + ecmd="$ecmd -iter 1" + elif "$OPENSSL_BINARY" enc -help 2>&1 | grep -qw -- '-md'; then + ecmd="$ecmd -md sha256" + fi + if [ -z "$ekey" ]; then + ecmd="$ecmd -kfile '$ekeyfile'" + else + ecmd="$ecmd -k '$ekey'" + fi + elif [ "$eformat" = 'xbcrypt' ]; then + if [ -z "$(command -v xbcrypt)" ]; then + wsrep_log_error "If encryption using the xbcrypt is enabled, " \ + "then you need to install xbcrypt" + exit 2 + fi + wsrep_log_info "NOTE: xbcrypt-based encryption, " \ + "supported only from Xtrabackup 2.1.4" + if [ -z "$ekey" ]; then + ecmd="xbcrypt --encrypt-algo='$ealgo' --encrypt-key-file='$ekeyfile'" + else + wsrep_log_warning "Using the 'encrypt-key' option causes the encryption key" + wsrep_log_warning "to be set via the command-line and is considered insecure." + wsrep_log_warning "It is recommended to use the 'encrypt-key-file' option instead." + ecmd="xbcrypt --encrypt-algo='$ealgo' --encrypt-key='$ekey'" + fi + if [ -n "$encrypt_threads" ]; then + ecmd="$ecmd --encrypt-threads=$encrypt_threads" + fi + if [ -n "$encrypt_chunk" ]; then + ecmd="$ecmd --encrypt-chunk-size=$encrypt_chunk" + fi else - wsrep_log_warning "Using the 'encrypt-key' option causes the encryption key" - wsrep_log_warning "to be set via the command-line and is considered insecure." - wsrep_log_warning "It is recommended to use the 'encrypt-key-file' option instead." - - ecmd="xbcrypt --encrypt-algo=$ealgo --encrypt-key=$ekey" + wsrep_log_error "Unknown encryption format='$eformat'" + exit 2 fi - if [[ "$WSREP_SST_OPT_ROLE" == "joiner" ]];then - ecmd+=" -d" + if [ "$WSREP_SST_OPT_ROLE" = 'joiner' ]; then + ecmd="$ecmd -d" fi - stagemsg+="-XB-Encrypted" -} - -# -# verifies that the certificate matches the private key -# doing this will save us having to wait for a timeout that would -# otherwise occur. -# -# 1st param: path to the cert -# 2nd param: path to the private key -# -verify_cert_matches_key() -{ - local cert_path="$1" - local key_path="$2" - - wsrep_check_programs openssl diff - - # generate the public key from the cert and the key - # they should match (otherwise we can't create an SSL connection) - if ! diff <(openssl x509 -in "$cert_path" -pubkey -noout) <(openssl rsa -in "$key_path" -pubout 2>/dev/null) >/dev/null 2>&1 - then - wsrep_log_error "******** FATAL ERROR ************************* " - wsrep_log_error "* The certifcate and private key do not match. " - wsrep_log_error "* Please check your certificate and key files. " - wsrep_log_error "********************************************** " - exit 22 - fi -} - -# Checks to see if the file exists -# If the file does not exist (or cannot be read), issues an error -# and exits -# -# 1st param: file name to be checked (for read access) -# 2nd param: 1st error message (header) -# 3rd param: 2nd error message (footer, optional) -# -verify_file_exists() -{ - local file_path="$1" - local error_message1="$2" - local error_message2="$3" - - if ! [[ -r "$file_path" ]]; then - wsrep_log_error "******** FATAL ERROR ************************* " - wsrep_log_error "* $error_message1 " - wsrep_log_error "* Could not find/access : $file_path " - - if ! [[ -z "$error_message2" ]]; then - wsrep_log_error "* $error_message2 " - fi - - wsrep_log_error "********************************************** " - exit 22 - fi + stagemsg="$stagemsg-XB-Encrypted" } get_transfer() @@ -310,15 +311,6 @@ get_transfer() exit 2 fi - # Determine the socat version - SOCAT_VERSION=$(socat -V 2>&1 | grep -m1 -oe '[0-9]\.[0-9][\.0-9]*') - if [ -z "$SOCAT_VERSION" ]; then - wsrep_log_error "******** FATAL ERROR ******************" - wsrep_log_error "* Cannot determine the socat version. *" - wsrep_log_error "***************************************" - exit 2 - fi - local action='Decrypting' if [ "$WSREP_SST_OPT_ROLE" = 'joiner' ]; then tcmd="socat -u openssl-listen:$SST_PORT,reuseaddr" @@ -327,11 +319,25 @@ get_transfer() action='Encrypting' fi - if ! check_for_version "$SOCAT_VERSION" '1.7.3'; then - # socat versions < 1.7.3 will have 512-bit dhparams (too small) - # so create 2048-bit dhparams and send that as a parameter: - check_for_dhparams - tcmd="$tcmd,dhparam='$ssl_dhparams'" + if [ "${sockopt#*,dhparam=}" != "$sockopt" ]; then + if [ -z "$ssl_dhparams" ]; then + # Determine the socat version + SOCAT_VERSION=$(socat -V 2>&1 | grep -m1 -oe '[0-9]\.[0-9][\.0-9]*') + if [ -z "$SOCAT_VERSION" ]; then + wsrep_log_error "******** FATAL ERROR ******************" + wsrep_log_error "* Cannot determine the socat version. *" + wsrep_log_error "***************************************" + exit 2 + fi + if ! check_for_version "$SOCAT_VERSION" '1.7.3'; then + # socat versions < 1.7.3 will have 512-bit dhparams (too small) + # so create 2048-bit dhparams and send that as a parameter: + check_for_dhparams + fi + fi + if [ -n "$ssl_dhparams" ]; then + tcmd="$tcmd,dhparam='$ssl_dhparams'" + fi fi if [ $encrypt -eq 2 ]; then @@ -340,6 +346,11 @@ get_transfer() wsrep_log_error "Both PEM and CRT files required" exit 22 fi + if [ ! -r "$tpem" -o ! -r "$tcert" ]; then + wsrep_log_error "Both PEM and CRT files must be readable" + exit 22 + fi + verify_ca_matches_cert "$tcert" "$tpem" tcmd="$tcmd,cert='$tpem',cafile='$tcert'$sockopt" stagemsg="$stagemsg-OpenSSL-Encrypted-2" wsrep_log_info "$action with cert=$tpem, cafile=$tcert" @@ -349,6 +360,11 @@ get_transfer() wsrep_log_error "Both certificate and key files required" exit 22 fi + if [ ! -r "$tpem" -o ! -r "$tkey" ]; then + wsrep_log_error "Both certificate and key files must be readable" + exit 22 + fi + verify_cert_matches_key "$tpem" "$tkey" stagemsg="$stagemsg-OpenSSL-Encrypted-3" if [ -z "$tcert" ]; then if [ $encrypt -eq 4 ]; then @@ -360,6 +376,11 @@ get_transfer() wsrep_log_info "$action with cert=$tpem, key=$tkey, verify=0" else # CA verification + if [ ! -r "$tcert" ]; then + wsrep_log_error "Certificate file must be readable" + exit 22 + fi + verify_ca_matches_cert "$tcert" "$tpem" if [ -n "$WSREP_SST_OPT_REMOTE_USER" ]; then CN_option=",commonname='$WSREP_SST_OPT_REMOTE_USER'" elif [ $encrypt -eq 4 ]; then @@ -387,13 +408,13 @@ get_footprint() { pushd "$WSREP_SST_OPT_DATA" 1>/dev/null payload=$(find . -regex '.*\.ibd$\|.*\.MYI$\|.*\.MYD$\|.*ibdata1$' -type f -print0 | du --files0-from=- --block-size=1 -c -s | awk 'END { print $1 }') - if [ $(in_config 'xtrabackup' 'compress') -eq 1 ]; then + if [ "$compress" != 'none' ]; then # QuickLZ has around 50% compression ratio # When compression/compaction used, the progress is only an approximate. payload=$(( payload*1/2 )) fi popd 1>/dev/null - pcmd+=" -s $payload" + pcmd="$pcmd -s $payload" adjust_progress } @@ -408,93 +429,141 @@ adjust_progress() return fi - if [[ -n "$progress" && "$progress" != '1' ]];then - if [[ -e "$progress" ]];then - pcmd+=" 2>>$progress" + if [ -n "$progress" -a "$progress" != '1' ]; then + if [ -e "$progress" ]; then + pcmd="$pcmd 2>>'$progress'" else - pcmd+=" 2>$progress" + pcmd="$pcmd 2>'$progress'" fi - elif [[ -z "$progress" && -n "$rlimit" ]];then + elif [ -z "$progress" -a -n "$rlimit" ]; then # When rlimit is non-zero pcmd="pv -q" fi - if [[ -n "$rlimit" && "$WSREP_SST_OPT_ROLE" == "donor" ]];then + if [ -n "$rlimit" -a "$WSREP_SST_OPT_ROLE" = 'donor' ]; then wsrep_log_info "Rate-limiting SST to $rlimit" - pcmd+=" -L \$rlimit" + pcmd="$pcmd -L \$rlimit" fi } +encgroups='--mysqld|sst|xtrabackup' + +check_server_ssl_config() +{ + tcert=$(parse_cnf "$encgroups" 'ssl-ca') + tpem=$(parse_cnf "$encgroups" 'ssl-cert') + tkey=$(parse_cnf "$encgroups" 'ssl-key') +} + read_cnf() { - sfmt=$(parse_cnf sst streamfmt "xbstream") - tfmt=$(parse_cnf sst transferfmt "socat") - tcert=$(parse_cnf sst tca "") - tpem=$(parse_cnf sst tcert "") - tkey=$(parse_cnf sst tkey "") - encrypt=$(parse_cnf sst encrypt 0) + sfmt=$(parse_cnf sst streamfmt 'xbstream') + tfmt=$(parse_cnf sst transferfmt 'socat') + + encrypt=$(parse_cnf "$encgroups" 'encrypt' 0) + tmode=$(parse_cnf "$encgroups" 'ssl-mode' 'DISABLED' | tr [:lower:] [:upper:]) + + if [ $encrypt -eq 0 -o $encrypt -ge 2 ] + then + if [ "$tmode" != 'DISABLED' -o $encrypt -ge 2 ] + then + tcert=$(parse_cnf 'sst' 'tca') + tpem=$(parse_cnf 'sst' 'tcert') + tkey=$(parse_cnf 'sst' 'tkey') + fi + if [ "$tmode" != 'DISABLED' ]; then + # backward-incompatible behavior + if [ -z "$tpem" -a -z "$tkey" -a -z "$tcert" ]; then + # no old-style SSL config in [sst] + check_server_ssl_config + fi + if [ 0 -eq $encrypt -a -n "$tpem" -a -n "$tkey" ] + then + encrypt=3 # enable cert/key SSL encyption + + # avoid CA verification if not set explicitly: + # nodes may happen to have different CA if self-generated + # zeroing up tcert does the trick + [ "${tmode#VERIFY}" != "$tmode" ] || tcert="" + fi + fi + elif [ $encrypt -eq 1 ]; then + ealgo=$(parse_cnf "$encgroups" 'encrypt-algo') + eformat=$(parse_cnf "$encgroups" 'encrypt-format' 'xbcrypt') + ekey=$(parse_cnf "$encgroups" 'encrypt-key') + ekeyfile=$(parse_cnf "$encgroups" 'encrypt-key-file') + fi + + wsrep_log_info "SSL configuration: CA='$tcert', CERT='$tpem'," \ + "KEY='$tkey', MODE='$tmode', encrypt='$encrypt'" + sockopt=$(parse_cnf sst sockopt "") progress=$(parse_cnf sst progress "") rebuild=$(parse_cnf sst rebuild 0) ttime=$(parse_cnf sst time 0) cpat='.*\.pem$\|.*init\.ok$\|.*galera\.cache$\|.*sst_in_progress$\|.*\.sst$\|.*gvwstate\.dat$\|.*grastate\.dat$\|.*\.err$\|.*\.log$\|.*RPM_UPGRADE_MARKER$\|.*RPM_UPGRADE_HISTORY$' [ "$OS" = 'FreeBSD' ] && cpat=$(echo "$cpat" | sed 's/\\|/|/g') - ealgo=$(parse_cnf xtrabackup encrypt "") - ekey=$(parse_cnf xtrabackup encrypt-key "") - ekeyfile=$(parse_cnf xtrabackup encrypt-key-file "") + cpat=$(parse_cnf sst cpat "$cpat") scomp=$(parse_cnf sst compressor "") sdecomp=$(parse_cnf sst decompressor "") - # Refer to http://www.percona.com/doc/percona-xtradb-cluster/manual/xtrabackup_sst.html - if [[ -z "$ealgo" ]];then - ealgo=$(parse_cnf sst encrypt-algo "") - ekey=$(parse_cnf sst encrypt-key "") - ekeyfile=$(parse_cnf sst encrypt-key-file "") - fi - - # Pull the parameters needed for encrypt=4 - ssl_ca=$(parse_cnf sst ssl-ca "") - if [[ -z "$ssl_ca" ]]; then - ssl_ca=$(parse_cnf --mysqld ssl-ca "") - fi - ssl_cert=$(parse_cnf sst ssl-cert "") - if [[ -z "$ssl_cert" ]]; then - ssl_cert=$(parse_cnf --mysqld ssl-cert "") - fi - ssl_key=$(parse_cnf sst ssl-key "") - if [[ -z "$ssl_key" ]]; then - ssl_key=$(parse_cnf --mysqld ssl-key "") - fi - rlimit=$(parse_cnf sst rlimit "") uextra=$(parse_cnf sst use-extra 0) + speciald=$(parse_cnf sst sst-special-dirs 1) iopts=$(parse_cnf sst inno-backup-opts "") iapts=$(parse_cnf sst inno-apply-opts "") impts=$(parse_cnf sst inno-move-opts "") - stimeout=$(parse_cnf sst sst-initial-timeout 100) + stimeout=$(parse_cnf sst sst-initial-timeout 300) ssyslog=$(parse_cnf sst sst-syslog 0) ssystag=$(parse_cnf mysqld_safe syslog-tag "${SST_SYSLOG_TAG:-}") - ssystag+="-" + ssystag="$ssystag-" + sstlogarchive=$(parse_cnf sst sst-log-archive 1) + sstlogarchivedir=$(parse_cnf sst sst-log-archive-dir '/tmp/sst_log_archive') + + if [ $speciald -eq 0 ]; then + wsrep_log_error "sst-special-dirs equal to 0 is not supported, falling back to 1" + speciald=1 + fi if [ $ssyslog -ne -1 ]; then ssyslog=$(in_config 'mysqld_safe' 'syslog') fi + + if [ "$WSREP_SST_OPT_ROLE" = 'donor' ]; then + compress=$(parse_cnf "$encgroups" 'compress' 'none') + if [ "$compress" != 'none' ]; then + compress_chunk=$(parse_cnf "$encgroups" 'compress-chunk-size') + compress_threads=$(parse_cnf "$encgroups" 'compress-threads') + fi + fi + + backup_threads=$(parse_cnf "$encgroups" 'backup-threads') + + if [ "$eformat" = 'xbcrypt' ]; then + encrypt_threads=$(parse_cnf "$encgroups" 'encrypt-threads') + encrypt_chunk=$(parse_cnf "$encgroups" 'encrypt-chunk-size') + fi } get_stream() { if [ "$sfmt" = 'mbstream' -o "$sfmt" = 'xbstream' ]; then - XBSTREAM_BIN=$(command -v "$sfmt") - if [ -z "$XBSTREAM_BIN" ]; then - if [ -z "$XBSTREAM_BIN" ]; then - wsrep_log_error "Streaming with $sfmt, but $sfmt not found in path" - exit 42 + STREAM_BIN=$(command -v "$sfmt") + if [ -z "$STREAM_BIN" ]; then + if [ "$sfmt" = 'xbstream' ]; then + STREAM_BIN="$(command -v mbstream)" + else + STREAM_BIN="$(command -v xbstream)" fi fi + if [ -z "$STREAM_BIN" ]; then + wsrep_log_error "Streaming with $sfmt, but $sfmt not found in path" + exit 42 + fi if [ "$WSREP_SST_OPT_ROLE" = 'joiner' ]; then - strmcmd="'$XBSTREAM_BIN' -x" + strmcmd="'$STREAM_BIN' -x" else - strmcmd="'$XBSTREAM_BIN' -c '$INFO_FILE'" + strmcmd="'$STREAM_BIN' -c '$INFO_FILE'" fi else sfmt='tar' @@ -507,91 +576,47 @@ get_stream() wsrep_log_info "Streaming with $sfmt" } -get_proc() -{ - set +e - nproc=$(grep -c processor /proc/cpuinfo) - [[ -z $nproc || $nproc -eq 0 ]] && nproc=1 - set -e -} - sig_joiner_cleanup() { wsrep_log_error "Removing $MAGIC_FILE file due to signal" - rm -f "$MAGIC_FILE" -} - -cleanup_joiner() -{ - # Since this is invoked just after exit NNN - local estatus=$? - if [[ $estatus -ne 0 ]];then - wsrep_log_error "Cleanup after exit with status:$estatus" - elif [ "${WSREP_SST_OPT_ROLE}" = "joiner" ];then - wsrep_log_info "Removing the sst_in_progress file" - wsrep_cleanup_progress_file - fi - if [[ -n "$progress" && -p "$progress" ]];then - wsrep_log_info "Cleaning up fifo file $progress" - rm $progress - fi - if [[ -n "${STATDIR:-}" ]];then - [[ -d "$STATDIR" ]] && rm -rf "$STATDIR" - fi - - # Final cleanup - pgid=$(ps -o pgid= $$ | grep -o '[0-9]*') - - # This means no setsid done in mysqld. - # We don't want to kill mysqld here otherwise. - if [[ $$ -eq $pgid ]];then - # This means a signal was delivered to the process. - # So, more cleanup. - if [[ $estatus -ge 128 ]];then - kill -KILL -$$ || true - fi - fi - - exit $estatus -} - -check_pid() -{ - local pid_file="$1" - [ -r "$pid_file" ] && ps -p $(cat "$pid_file") >/dev/null 2>&1 + [ -f "$MAGIC_FILE" ] && rm -f "$MAGIC_FILE" } -cleanup_donor() +cleanup_at_exit() { # Since this is invoked just after exit NNN local estatus=$? - if [[ $estatus -ne 0 ]];then + if [ $estatus -ne 0 ]; then wsrep_log_error "Cleanup after exit with status:$estatus" fi - if [[ -n "${XTRABACKUP_PID:-}" ]];then - if check_pid "$XTRABACKUP_PID" - then - wsrep_log_error "xtrabackup process is still running. Killing... " - kill_xtrabackup + if [ "$WSREP_SST_OPT_ROLE" = 'joiner' ]; then + wsrep_log_info "Removing the sst_in_progress file" + wsrep_cleanup_progress_file + else + if [ -n "$BACKUP_PID" ]; then + if check_pid "$BACKUP_PID" 1; then + wsrep_log_error "xtrabackup process is still running. Killing..." + cleanup_pid $CHECK_PID "$BACKUP_PID" + fi fi + [ -f "$DATA/$IST_FILE" ] && rm -f "$DATA/$IST_FILE" fi - rm -f "${DATA}/${IST_FILE}" || true - - if [[ -n "$progress" && -p "$progress" ]];then + if [ -n "$progress" -a -p "$progress" ]; then wsrep_log_info "Cleaning up fifo file $progress" rm -f "$progress" || true fi wsrep_log_info "Cleaning up temporary directories" - if [[ -n "$xtmpdir" ]];then - [[ -d "$xtmpdir" ]] && rm -rf "$xtmpdir" || true - fi - - if [[ -n "$itmpdir" ]];then - [[ -d "$itmpdir" ]] && rm -rf "$itmpdir" || true + if [ "$WSREP_SST_OPT_ROLE" = 'joiner' ]; then + if [ -n "$STATDIR" ]; then + [ -d "$STATDIR" ] && rm -rf "$STATDIR" + fi + else + [ -n "$xtmpdir" -a -d "$xtmpdir" ] && rm -rf "$xtmpdir" || true + [ -n "$itmpdir" -a -d "$itmpdir" ] && rm -rf "$itmpdir" || true fi # Final cleanup @@ -599,44 +624,43 @@ cleanup_donor() # This means no setsid done in mysqld. # We don't want to kill mysqld here otherwise. - if [[ $$ -eq $pgid ]];then - + if [ $$ -eq $pgid ]; then # This means a signal was delivered to the process. # So, more cleanup. - if [[ $estatus -ge 128 ]];then - kill -KILL -$$ || true + if [ $estatus -ge 128 ]; then + kill -KILL -- -$$ || true fi - fi exit $estatus } -kill_xtrabackup() +setup_ports() { - local PID=$(cat "$XTRABACKUP_PID") - [ -n "$PID" -a "0" != "$PID" ] && kill $PID && (kill $PID && kill -9 $PID) || : - wsrep_log_info "Removing xtrabackup pid file $XTRABACKUP_PID" - rm -f "$XTRABACKUP_PID" || true + SST_PORT="$WSREP_SST_OPT_PORT" + if [ "$WSREP_SST_OPT_ROLE" = 'donor' ]; then + REMOTEIP="$WSREP_SST_OPT_HOST" + lsn="$WSREP_SST_OPT_LSN" + sst_ver="$WSREP_SST_OPT_SST_VER" + fi } -# waits ~1 minute for nc/socat to open the port and then reports ready -# (regardless of timeout) +# +# Waits ~30 seconds for socat or nc to open the port and +# then reports ready, regardless of timeout. +# wait_for_listen() { - local HOST="$1" - local PORT="$2" + local PORT="$1" + local ADDR="$2" local MODULE="$3" - local LSOF_OUT - - for i in {1..300} - do - LSOF_OUT=$(lsof -sTCP:LISTEN -i TCP:${PORT} -a -c nc -c socat -F c 2> /dev/null || :) - [ -n "${LSOF_OUT}" ] && break + for i in {1..150}; do + if check_port "" "$PORT" 'socat|nc'; then + break + fi sleep 0.2 done - - echo "ready ${HOST}:${PORT}/${MODULE}//${WSREP_SST_OPT_SST_VER:-1}" + echo "ready $ADDR/$MODULE//$sst_ver" } check_extra() @@ -648,9 +672,9 @@ check_extra() local eport=$(parse_cnf '--mysqld' 'extra-port') if [ -n "$eport" ]; then # Xtrabackup works only locally. - # Hence, setting host to 127.0.0.1 unconditionally. + # Hence, setting host to 127.0.0.1 unconditionally: wsrep_log_info "SST through extra_port $eport" - INNOEXTRA+=" --host=127.0.0.1 --port=$eport" + INNOEXTRA="$INNOEXTRA --host=127.0.0.1 --port=$eport" use_socket=0 else wsrep_log_error "Extra port $eport null, failing" @@ -661,7 +685,7 @@ check_extra() fi fi if [ $use_socket -eq 1 -a -n "$WSREP_SST_OPT_SOCKET" ]; then - INNOEXTRA+=" --socket='$WSREP_SST_OPT_SOCKET'" + INNOEXTRA="$INNOEXTRA --socket='$WSREP_SST_OPT_SOCKET'" fi } @@ -671,49 +695,71 @@ recv_joiner() local msg="$2" local tmt=$3 local checkf=$4 - local ltcmd + local wait=$5 - if [[ ! -d "${dir}" ]];then + if [ ! -d "$dir" ]; then # This indicates that IST is in progress return fi - pushd "${dir}" 1>/dev/null + local ltcmd="$tcmd" + if [ $tmt -gt 0 ]; then + if [ -n "$(command -v timeout)" ]; then + if timeout --help | grep -qw -- '-k'; then + ltcmd="timeout -k $(( tmt+10 )) $tmt $tcmd" + else + ltcmd="timeout -s9 $tmt $tcmd" + fi + fi + fi + + pushd "$dir" 1>/dev/null set +e - if [ $tmt -gt 0 -a -n "$(command -v timeout)" ]; then - if timeout --help | grep -qw -- '-k';then - ltcmd="timeout -k $(( tmt+10 )) $tmt $tcmd" - else - ltcmd="timeout -s9 $tmt $tcmd" - fi - timeit "$msg" "$ltcmd | $strmcmd; RC=( "\${PIPESTATUS[@]}" )" - else - timeit "$msg" "$tcmd | $strmcmd; RC=( "\${PIPESTATUS[@]}" )" + if [ $wait -ne 0 ]; then + wait_for_listen "$SST_PORT" "$ADDR" "$MODULE" & fi + timeit "$msg" "$ltcmd | $strmcmd; RC=( "\${PIPESTATUS[@]}" )" + set -e popd 1>/dev/null - if [[ ${RC[0]} -eq 124 ]];then - wsrep_log_error "Possible timeout in receving first data from donor in gtid stage" + if [ ${RC[0]} -eq 124 ]; then + wsrep_log_error "Possible timeout in receiving first data from " \ + "donor in gtid stage: exit codes: ${RC[@]}" exit 32 fi - for ecode in "${RC[@]}";do - if [[ $ecode -ne 0 ]];then + for ecode in "${RC[@]}"; do + if [ $ecode -ne 0 ]; then wsrep_log_error "Error while getting data from donor node: " \ "exit codes: ${RC[@]}" exit 32 fi done - if [[ $checkf -eq 1 && ! -r "${MAGIC_FILE}" ]];then - # this message should cause joiner to abort - wsrep_log_error "xtrabackup process ended without creating '${MAGIC_FILE}'" - wsrep_log_info "Contents of datadir" - wsrep_log_info $(ls -l "$dir/"*) - exit 32 + if [ $checkf -eq 1 ]; then + if [ ! -r "$MAGIC_FILE" ]; then + # this message should cause joiner to abort + wsrep_log_error "receiving process ended without creating " \ + "'$MAGIC_FILE'" + wsrep_log_info "Contents of datadir" + wsrep_log_info $(ls -l "$dir/"*) + exit 32 + fi + + # check donor supplied secret + SECRET=$(grep -- "$SECRET_TAG " "$MAGIC_FILE" 2>/dev/null | cut -d ' ' -f 2) + if [ "$SECRET" != "$MY_SECRET" ]; then + wsrep_log_error "Donor does not know my secret!" + wsrep_log_info "Donor:'$SECRET', my:'$MY_SECRET'" + exit 32 + fi + + # remove secret from magic file + grep -v -- "$SECRET_TAG " "$MAGIC_FILE" > "$MAGIC_FILE.new" + mv "$MAGIC_FILE.new" "$MAGIC_FILE" fi } @@ -722,14 +768,14 @@ send_donor() local dir="$1" local msg="$2" - pushd "${dir}" 1>/dev/null + pushd "$dir" 1>/dev/null set +e timeit "$msg" "$strmcmd | $tcmd; RC=( "\${PIPESTATUS[@]}" )" set -e popd 1>/dev/null - for ecode in "${RC[@]}";do - if [[ $ecode -ne 0 ]];then + for ecode in "${RC[@]}"; do + if [ $ecode -ne 0 ]; then wsrep_log_error "Error while sending data to joiner node: " \ "exit codes: ${RC[@]}" exit 32 @@ -742,68 +788,68 @@ monitor_process() local sst_stream_pid=$1 while true ; do - - if ! ps --pid "${WSREP_SST_OPT_PARENT}" &>/dev/null; then + if ! ps -p "$WSREP_SST_OPT_PARENT" >/dev/null 2>&1; then wsrep_log_error "Parent mysqld process (PID: $WSREP_SST_OPT_PARENT) terminated unexpectedly." - kill -- -"${WSREP_SST_OPT_PARENT}" + kill -- -"$WSREP_SST_OPT_PARENT" exit 32 fi - - if ! ps --pid "${sst_stream_pid}" &>/dev/null; then + if ! ps -p "$sst_stream_pid" >/dev/null 2>&1; then break fi - sleep 0.1 - done } -innobackup=$(command -v "$INNOBACKUPEX_BIN") -if [ ! -x "$innobackup" ]; then - wsrep_log_error "innobackupex not in path: $PATH" - exit 2 -fi - # check the version, we require XB-2.4 to ensure that we can pass the # datadir via the command-line option XB_REQUIRED_VERSION="2.3.5" -XB_VERSION=`$INNOBACKUPEX_BIN --version 2>&1 | grep -oe '[0-9]\.[0-9][\.0-9]*' | head -n1` +XB_VERSION=`$BACKUP_BIN --version 2>&1 | grep -oe '[0-9]\.[0-9][\.0-9]*' | head -n1` if [[ -z "$XB_VERSION" ]]; then - wsrep_log_error "FATAL: Cannot determine the $INNOBACKUPEX_BIN version. Needs xtrabackup-$XB_REQUIRED_VERSION or higher to perform SST" + wsrep_log_error "FATAL: Cannot determine the $BACKUP_BIN version. Needs xtrabackup-$XB_REQUIRED_VERSION or higher to perform SST" exit 2 fi if ! check_for_version "$XB_VERSION" "$XB_REQUIRED_VERSION"; then - wsrep_log_error "FATAL: The $INNOBACKUPEX_BIN version is $XB_VERSION. Needs xtrabackup-$XB_REQUIRED_VERSION or higher to perform SST" + wsrep_log_error "FATAL: The $BACKUP_BIN version is $XB_VERSION. Needs xtrabackup-$XB_REQUIRED_VERSION or higher to perform SST" exit 2 fi -rm -f "${MAGIC_FILE}" +[ -f "$MAGIC_FILE" ] && rm -f "$MAGIC_FILE" -if [[ ! "${WSREP_SST_OPT_ROLE}" == 'joiner' && ! "${WSREP_SST_OPT_ROLE}" == 'donor' ]];then - wsrep_log_error "Invalid role ${WSREP_SST_OPT_ROLE}" +if [ "$WSREP_SST_OPT_ROLE" != 'joiner' -a "$WSREP_SST_OPT_ROLE" != 'donor' ]; then + wsrep_log_error "Invalid role '$WSREP_SST_OPT_ROLE'" exit 22 fi read_cnf +setup_ports -if ${INNOBACKUPEX_BIN} /tmp --help 2>/dev/null | grep -qw -- '--version-check'; then +if "$BACKUP_BIN" --help 2>/dev/null | grep -qw -- '--version-check'; then disver='--no-version-check' fi -iopts+=" --databases-exclude='lost+found'" +# if no command line argument and INNODB_DATA_HOME_DIR environment variable +# is not set, try to get it from my.cnf: +if [ -z "$INNODB_DATA_HOME_DIR" ]; then + INNODB_DATA_HOME_DIR=$(parse_cnf '--mysqld' 'innodb-data-home-dir') +fi + +OLD_PWD="$(pwd)" -if [ ${FORCE_FTWRL:-0} -eq 1 ]; then - wsrep_log_info "Forcing FTWRL due to environment variable FORCE_FTWRL equal to $FORCE_FTWRL" - iopts+=' --no-backup-locks' +cd "$WSREP_SST_OPT_DATA" +if [ -n "$INNODB_DATA_HOME_DIR" ]; then + # handle both relative and absolute paths + [ ! -d "$INNODB_DATA_HOME_DIR" ] && mkdir -p "$INNODB_DATA_HOME_DIR" + cd "$INNODB_DATA_HOME_DIR" fi +INNODB_DATA_HOME_DIR=$(pwd -P) -if [[ $ssyslog -eq 1 ]];then - if [ -z "$(command -v logger)" ]; then - wsrep_log_error "logger not in path: $PATH. Ignoring" - else - wsrep_log_info "Logging all stderr of SST/Innobackupex to syslog" +cd "$OLD_PWD" + +if [ $ssyslog -eq 1 ]; then + if [ -n "$(command -v logger)" ]; then + wsrep_log_info "Logging all stderr of SST/xtrabackup to syslog" exec 2> >(logger -p daemon.err -t ${ssystag}wsrep-sst-$WSREP_SST_OPT_ROLE) @@ -816,69 +862,108 @@ if [[ $ssyslog -eq 1 ]];then { logger -p daemon.info -t ${ssystag}wsrep-sst-$WSREP_SST_OPT_ROLE "$@" } - - INNOAPPLY="2>&1 | logger -p daemon.err -t ${ssystag}innobackupex-apply" - INNOMOVE="2>&1 | logger -p daemon.err -t ${ssystag}innobackupex-move" - INNOBACKUP="2> >(logger -p daemon.err -t ${ssystag}innobackupex-backup)" + else + wsrep_log_error "logger not in path: $PATH. Ignoring" fi + INNOAPPLY="2>&1 | logger -p daemon.err -t ${ssystag}innobackupex-apply" + INNOMOVE="2>&1 | logger -p daemon.err -t ${ssystag}innobackupex-move" + INNOBACKUP="2> >(logger -p daemon.err -t ${ssystag}innobackupex-backup)" else - INNOAPPLY="&>'$DATA/innobackup.prepare.log'" - INNOMOVE="&>'$DATA/innobackup.move.log'" - INNOBACKUP="2>'$DATA/innobackup.backup.log'" -fi + if [ $sstlogarchive -eq 1 ] + then + ARCHIVETIMESTAMP=$(date "+%Y.%m.%d-%H.%M.%S.%N") -get_stream -get_transfer + if [ -n "$sstlogarchivedir" ]; then + if [ ! -d "$sstlogarchivedir" ]; then + mkdir -p "$sstlogarchivedir" + fi + fi -# if no command line argument and INNODB_DATA_HOME_DIR environment variable -# is not set, try to get it from my.cnf: -if [ -z "$INNODB_DATA_HOME_DIR" ]; then - INNODB_DATA_HOME_DIR=$(parse_cnf '--mysqld' 'innodb-data-home-dir') -fi + if [ -e "$INNOAPPLYLOG" ] + then + if [ -n "$sstlogarchivedir" ] + then + newfile=$(basename "$INNOAPPLYLOG") + newfile="$sstlogarchivedir/$newfile.$ARCHIVETIMESTAMP" + else + newfile="$INNOAPPLYLOG.$ARCHIVETIMESTAMP" + fi + wsrep_log_info "Moving '$INNOAPPLYLOG' to '$newfile'" + mv "$INNOAPPLYLOG" "$newfile" + gzip "$newfile" + fi -OLD_PWD="$(pwd)" + if [ -e "$INNOMOVELOG" ] + then + if [ -n "$sstlogarchivedir" ] + then + newfile=$(basename "$INNOMOVELOG") + newfile="$sstlogarchivedir/$newfile.$ARCHIVETIMESTAMP" + else + newfile="$INNOMOVELOG.$ARCHIVETIMESTAMP" + fi + wsrep_log_info "Moving '$INNOMOVELOG' to '$newfile'" + mv "$INNOMOVELOG" "$newfile" + gzip "$newfile" + fi -cd "$WSREP_SST_OPT_DATA" -if [ -n "$INNODB_DATA_HOME_DIR" ]; then - # handle both relative and absolute paths - [ ! -d "$INNODB_DATA_HOME_DIR" ] && mkdir -p "$INNODB_DATA_HOME_DIR" - cd "$INNODB_DATA_HOME_DIR" + if [ -e "$INNOBACKUPLOG" ] + then + if [ -n "$sstlogarchivedir" ] + then + newfile=$(basename "$INNOBACKUPLOG") + newfile="$sstlogarchivedir/$newfile.$ARCHIVETIMESTAMP" + else + newfile="$INNOBACKUPLOG.$ARCHIVETIMESTAMP" + fi + wsrep_log_info "Moving '$INNOBACKUPLOG' to '$newfile'" + mv "$INNOBACKUPLOG" "$newfile" + gzip "$newfile" + fi + fi + INNOAPPLY="> '$INNOAPPLYLOG' 2>&1" + INNOMOVE="> '$INNOMOVELOG' 2>&1" + INNOBACKUP="2> '$INNOBACKUPLOG'" fi -INNODB_DATA_HOME_DIR=$(pwd -P) - -cd "$OLD_PWD" -setup_commands () { - INNOAPPLY="$INNOBACKUPEX_BIN $disver $iapts $INNOEXTRA --apply-log $rebuildcmd '$DATA' $INNOAPPLY" - INNOMOVE="$INNOBACKUPEX_BIN $WSREP_SST_OPT_CONF $disver $impts --move-back --force-non-empty-directories '$DATA' $INNOMOVE" +setup_commands() +{ + INNOAPPLY="$BACKUP_BIN $disver $iapts $INNOEXTRA --apply-log $rebuildcmd '$DATA' $INNOAPPLY" + INNOMOVE="$BACKUP_BIN $WSREP_SST_OPT_CONF --move-back $disver $impts --force-non-empty-directories '$DATA' $INNOMOVE" sfmt_work="$sfmt" if [ "$sfmt" = 'mbstream' ]; then sfmt_work='xbstream' fi - INNOBACKUP="$INNOBACKUPEX_BIN $WSREP_SST_OPT_CONF $disver $iopts $tmpopts $INNOEXTRA --galera-info --stream=$sfmt_work '$itmpdir' $INNOBACKUP" + INNOBACKUP="$BACKUP_BIN $WSREP_SST_OPT_CONF $disver $iopts $tmpopts $INNOEXTRA --galera-info --stream=$sfmt_work '$itmpdir' $INNOBACKUP" } -if [ "$WSREP_SST_OPT_ROLE" = "donor" ] +get_stream +get_transfer + +if [ "$WSREP_SST_OPT_ROLE" = 'donor' ] then - trap cleanup_donor EXIT + trap cleanup_at_exit EXIT if [ $WSREP_SST_OPT_BYPASS -eq 0 ] then - if [ -z "$WSREP_SST_OPT_SST_VER" ]; then + if [ -z "$sst_ver" ]; then wsrep_log_error "Upgrade joiner to 5.6.21 or higher for backup locks support" wsrep_log_error "The joiner is not supported for this version of donor" exit 93 fi - tmpdir=$(parse_cnf "--mysqld|sst|xtrabackup" 'tmpdir') + tmpdir=$(parse_cnf "$encgroups" 'tmpdir') if [ -z "$tmpdir" ]; then - xtmpdir=$(mktemp -d) - tmpopts=" --tmpdir='$xtmpdir'" - wsrep_log_info "Using $xtmpdir as xtrabackup temporary directory" + xtmpdir="$(mktemp -d)" + else + xtmpdir=$(mktemp '-d' "--tmpdir=$tmpdir") fi - itmpdir=$(mktemp -d) - wsrep_log_info "Using $itmpdir as innobackupex temporary directory" + wsrep_log_info "Using '$xtmpdir' as xtrabackup temporary directory" + tmpopts="--tmpdir='$xtmpdir'" + + itmpdir="$(mktemp -d)" + wsrep_log_info "Using '$itmpdir' as xtrabackup working directory" usrst=0 if [ -n "$WSREP_SST_OPT_USER" ]; then @@ -887,37 +972,41 @@ then fi if [ -n "$WSREP_SST_OPT_PSWD" ]; then - export MYSQL_PWD="$WSREP_SST_OPT_PSWD" + INNOEXTRA="$INNOEXTRA --password='$WSREP_SST_OPT_PSWD'" elif [ $usrst -eq 1 ]; then # Empty password, used for testing, debugging etc. - unset MYSQL_PWD + INNOEXTRA="$INNOEXTRA --password=" fi - get_keys check_extra wsrep_log_info "Streaming GTID file before SST" # Store donor's wsrep GTID (state ID) and wsrep_gtid_domain_id # (separated by a space). - echo "${WSREP_SST_OPT_GTID} ${WSREP_SST_OPT_GTID_DOMAIN_ID}" > "${MAGIC_FILE}" + echo "$WSREP_SST_OPT_GTID $WSREP_SST_OPT_GTID_DOMAIN_ID" > "$MAGIC_FILE" + + if [ -n "$WSREP_SST_OPT_REMOTE_PSWD" ]; then + # Let joiner know that we know its secret + echo "$SECRET_TAG $WSREP_SST_OPT_REMOTE_PSWD" >> "$MAGIC_FILE" + fi ttcmd="$tcmd" - if [ $encrypt -eq 1 ]; then - if [ -n "$scomp" ]; then - tcmd="\$ecmd | $scomp | $tcmd" - else - tcmd="\$ecmd | $tcmd" - fi - elif [ -n "$scomp" ]; then + if [ -n "$scomp" ]; then tcmd="$scomp | $tcmd" fi - send_donor $DATA "${stagemsg}-gtid" + get_keys + if [ $encrypt -eq 1 ]; then + tcmd="$ecmd | $tcmd" + fi + + send_donor "$DATA" "$stagemsg-gtid" # Restore the transport commmand to its original state tcmd="$ttcmd" + if [ -n "$progress" ]; then get_footprint tcmd="$pcmd | $tcmd" @@ -929,34 +1018,57 @@ then wsrep_log_info "Sleeping before data transfer for SST" sleep 10 - wsrep_log_info "Streaming the backup to joiner at ${WSREP_SST_OPT_HOST}:${WSREP_SST_OPT_PORT}" + wsrep_log_info "Streaming the backup to joiner at $REMOTEIP:$SST_PORT" # Add compression to the head of the stream (if specified) - if [[ -n "$scomp" ]]; then + if [ -n "$scomp" ]; then tcmd="$scomp | $tcmd" fi # Add encryption to the head of the stream (if specified) - if [[ $encrypt -eq 1 ]]; then - tcmd="\$ecmd | $tcmd" + if [ $encrypt -eq 1 ]; then + tcmd="$ecmd | $tcmd" + fi + + iopts="--databases-exclude='lost+found' $iopts" + + if [ ${FORCE_FTWRL:-0} -eq 1 ]; then + wsrep_log_info "Forcing FTWRL due to environment variable FORCE_FTWRL equal to $FORCE_FTWRL" + iopts="--no-backup-locks $iopts" + fi + + # if compression is enabled for backup files, then add the + # appropriate options to the innobackupex command line: + if [ "$compress" != 'none' ]; then + iopts="--compress${compress:+=$compress} $iopts" + if [ -n "$compress_threads" ]; then + iopts="--compress-threads=$compress_threads $iopts" + fi + if [ -n "$compress_chunk" ]; then + iopts="--compress-chunk-size=$compress_chunk $iopts" + fi + fi + + if [ -n "$backup_threads" ]; then + iopts="--parallel=$backup_threads $iopts" fi setup_commands set +e - timeit "${stagemsg}-SST" "$INNOBACKUP | $tcmd; RC=( "\${PIPESTATUS[@]}" )" + timeit "$stagemsg-SST" "$INNOBACKUP | $tcmd; RC=( "\${PIPESTATUS[@]}" )" set -e if [ ${RC[0]} -ne 0 ]; then - wsrep_log_error "${INNOBACKUPEX_BIN} finished with error: ${RC[0]}. " \ - "Check ${DATA}/innobackup.backup.log" - exit 22 - elif [[ ${RC[$(( ${#RC[@]}-1 ))]} -eq 1 ]];then - wsrep_log_error "$tcmd finished with error: ${RC[1]}" - exit 22 + wsrep_log_error "innobackupex finished with error: ${RC[0]}. " \ + "Check syslog or '$INNOBACKUPLOG' for details" + exit 22 + elif [ ${RC[$(( ${#RC[@]}-1 ))]} -eq 1 ]; then + wsrep_log_error "$tcmd finished with error: ${RC[1]}" + exit 22 fi # innobackupex implicitly writes PID to fixed location in $xtmpdir - XTRABACKUP_PID="$xtmpdir/xtrabackup_pid" + BACKUP_PID="$xtmpdir/xtrabackup_pid" else # BYPASS FOR IST @@ -965,31 +1077,31 @@ then # Store donor's wsrep GTID (state ID) and wsrep_gtid_domain_id # (separated by a space). - echo "${WSREP_SST_OPT_GTID} ${WSREP_SST_OPT_GTID_DOMAIN_ID}" > "${MAGIC_FILE}" - echo "1" > "${DATA}/${IST_FILE}" + echo "$WSREP_SST_OPT_GTID $WSREP_SST_OPT_GTID_DOMAIN_ID" > "$MAGIC_FILE" + echo "1" > "$DATA/$IST_FILE" + + if [ -n "$scomp" ]; then + tcmd="$scomp | $tcmd" + fi + get_keys if [ $encrypt -eq 1 ]; then - if [ -n "$scomp" ]; then - tcmd="\$ecmd | $scomp | $tcmd" - else - tcmd="\$ecmd | $tcmd" - fi - elif [ -n "$scomp" ]; then - tcmd="$scomp | $tcmd" + tcmd="$ecmd | $tcmd" fi - strmcmd+=" \${IST_FILE}" - send_donor "$DATA" "${stagemsg}-IST" + strmcmd="$strmcmd '$IST_FILE'" + + send_donor "$DATA" "$stagemsg-IST" fi - echo "done ${WSREP_SST_OPT_GTID}" + echo "done $WSREP_SST_OPT_GTID" wsrep_log_info "Total time on donor: $totime seconds" -elif [ "${WSREP_SST_OPT_ROLE}" = "joiner" ] +elif [ "$WSREP_SST_OPT_ROLE" = 'joiner' ] then - [[ -e "$SST_PROGRESS_FILE" ]] && wsrep_log_info "Stale sst_in_progress file: $SST_PROGRESS_FILE" - [[ -n "$SST_PROGRESS_FILE" ]] && touch "$SST_PROGRESS_FILE" + [ -e "$SST_PROGRESS_FILE" ] && wsrep_log_info "Stale sst_in_progress file: $SST_PROGRESS_FILE" + [ -n "$SST_PROGRESS_FILE" ] && touch "$SST_PROGRESS_FILE" ib_home_dir="$INNODB_DATA_HOME_DIR" @@ -1008,66 +1120,101 @@ then ib_undo_dir="$INNODB_UNDO_DIR" - stagemsg="Joiner-Recv" + if [ -n "$backup_threads" ]; then + impts="--parallel=$backup_threads $impts" + fi + + stagemsg='Joiner-Recv' sencrypted=1 nthreads=1 MODULE="xtrabackup_sst" - rm -f "${DATA}/${IST_FILE}" + [ -f "$DATA/$IST_FILE" ] && rm -f "$DATA/$IST_FILE" # May need xtrabackup_checkpoints later on - rm -f "${DATA}/xtrabackup_binary" "${DATA}/xtrabackup_galera_info" "${DATA}/xtrabackup_logfile" + [ -f "$DATA/xtrabackup_binary" ] && rm -f "$DATA/xtrabackup_binary" + [ -f "$DATA/xtrabackup_galera_info" ] && rm -f "$DATA/xtrabackup_galera_info" + [ -f "$DATA/ib_logfile0" ] && rm -f "$DATA/ib_logfile0" + + ADDR="$WSREP_SST_OPT_ADDR" - wait_for_listen ${WSREP_SST_OPT_HOST} ${WSREP_SST_OPT_PORT} ${MODULE} & + if [ "${tmode#VERIFY}" != "$tmode" ] + then # backward-incompatible behavior + CN="" + if [ -n "$tpem" ] + then + # find out my Common Name + get_openssl + if [ -z "$OPENSSL_BINARY" ]; then + wsrep_log_error 'openssl not found but it is required for authentication' + exit 42 + fi + CN=$("$OPENSSL_BINARY" x509 -noout -subject -in "$tpem" | \ + tr "," "\n" | grep -F 'CN =' | cut -d= -f2 | sed s/^\ // | \ + sed s/\ %//) + fi + MY_SECRET="$(wsrep_gen_secret)" + # Add authentication data to address + ADDR="$CN:$MY_SECRET@$ADDR" + else + MY_SECRET="" # for check down in recv_joiner() + fi trap sig_joiner_cleanup HUP PIPE INT TERM - trap cleanup_joiner EXIT + trap cleanup_at_exit EXIT - if [[ -n "$progress" ]];then + if [ -n "$progress" ]; then adjust_progress - tcmd+=" | $pcmd" + tcmd="$tcmd | $pcmd" fi get_keys if [ $encrypt -eq 1 -a $sencrypted -eq 1 ]; then - if [ -n "$sdecomp" ]; then - strmcmd="$sdecomp | \$ecmd | $strmcmd" - else - strmcmd="\$ecmd | $strmcmd" - fi - elif [ -n "$sdecomp" ]; then - strmcmd="$sdecomp | $strmcmd" + strmcmd="$ecmd | $strmcmd" fi - STATDIR=$(mktemp -d) - MAGIC_FILE="${STATDIR}/${INFO_FILE}" - recv_joiner "$STATDIR" "${stagemsg}-gtid" $stimeout 1 + if [ -n "$sdecomp" ]; then + strmcmd="$sdecomp | $strmcmd" + fi + + check_sockets_utils + + STATDIR="$(mktemp -d)" + MAGIC_FILE="$STATDIR/$INFO_FILE" - if ! ps -p ${WSREP_SST_OPT_PARENT} &>/dev/null + recv_joiner "$STATDIR" "$stagemsg-gtid" $stimeout 1 1 + + if ! ps -p "$WSREP_SST_OPT_PARENT" >/dev/null 2>&1 then wsrep_log_error "Parent mysqld process (PID: $WSREP_SST_OPT_PARENT) terminated unexpectedly." exit 32 fi - if [ ! -r "${STATDIR}/${IST_FILE}" ] + if [ ! -r "$STATDIR/$IST_FILE" ] then - if [[ -d "${DATA}/.sst" ]];then - wsrep_log_info "WARNING: Stale temporary SST directory: ${DATA}/.sst from previous state transfer. Removing" - rm -rf "${DATA}/.sst" + if [ -d "$DATA/.sst" ]; then + wsrep_log_info "WARNING: Stale temporary SST directory: '$DATA/.sst' from previous state transfer. Removing" + rm -rf "$DATA/.sst" fi - mkdir -p "${DATA}/.sst" - (recv_joiner "$DATA/.sst" "${stagemsg}-SST" 0 0) & + mkdir -p "$DATA/.sst" + (recv_joiner "$DATA/.sst" "$stagemsg-SST" 0 0 0) & jpid=$! wsrep_log_info "Proceeding with SST" wsrep_log_info "Cleaning the existing datadir and innodb-data/log directories" - if [ "${OS}" = "FreeBSD" ]; then - find -E $ib_home_dir $ib_log_dir $ib_undo_dir $DATA -mindepth 1 -prune -regex $cpat -o -exec rm -rfv {} 1>&2 \+ + if [ "$OS" = 'FreeBSD' ]; then + find -E ${ib_home_dir:+"$ib_home_dir"} \ + ${ib_undo_dir:+"$ib_undo_dir"} \ + ${ib_log_dir:+"$ib_log_dir"} \ + "$DATA" -mindepth 1 -prune -regex "$cpat" -o -exec rm -rfv {} 1>&2 \+ else - find $ib_home_dir $ib_log_dir $ib_undo_dir $DATA -mindepth 1 -prune -regex $cpat -o -exec rm -rfv {} 1>&2 \+ + find ${ib_home_dir:+"$ib_home_dir"} \ + ${ib_undo_dir:+"$ib_undo_dir"} \ + ${ib_log_dir:+"$ib_log_dir"} \ + "$DATA" -mindepth 1 -prune -regex "$cpat" -o -exec rm -rfv {} 1>&2 \+ fi get_binlog @@ -1082,50 +1229,46 @@ then cd "$OLD_PWD" fi - TDATA="${DATA}" - DATA="${DATA}/.sst" + TDATA="$DATA" + DATA="$DATA/.sst" - MAGIC_FILE="${DATA}/${INFO_FILE}" + MAGIC_FILE="$DATA/$INFO_FILE" wsrep_log_info "Waiting for SST streaming to complete!" monitor_process $jpid - get_proc - - if [[ ! -s "${DATA}/xtrabackup_checkpoints" ]];then - wsrep_log_error "xtrabackup_checkpoints missing, failed innobackupex/SST on donor" + if [ ! -s "$DATA/xtrabackup_checkpoints" ]; then + wsrep_log_error "xtrabackup_checkpoints missing, failed xtrabackup/SST on donor" exit 2 fi # Rebuild indexes for compact backups - if grep -q 'compact = 1' "${DATA}/xtrabackup_checkpoints";then + if grep -q -F 'compact = 1' "$DATA/xtrabackup_checkpoints"; then wsrep_log_info "Index compaction detected" - rebuild=1 - fi - - if [[ $rebuild -eq 1 ]];then - nthreads=$(parse_cnf xtrabackup rebuild-threads $nproc) + get_proc + nthreads=$(parse_cnf "$encgroups" 'rebuild-threads' $nproc) wsrep_log_info "Rebuilding during prepare with $nthreads threads" - rebuildcmd="--rebuild-indexes --rebuild-threads='$nthreads'" + rebuildcmd="--rebuild-indexes --rebuild-threads=$nthreads" fi - qpfiles=$(find "${DATA}" -maxdepth 1 -type f -name '*.qp' -print -quit) + qpfiles=$(find "$DATA" -maxdepth 1 -type f -name '*.qp' -print -quit) if [ -n "$qpfiles" ]; then wsrep_log_info "Compressed qpress files found" if [ -z "$(command -v qpress)" ]; then - wsrep_log_error "qpress not found in path: $PATH" + wsrep_log_error "qpress utility not found in the path" exit 22 fi + get_proc + dcmd="xargs -n 2 qpress -dT$nproc" - if [[ -n "$progress" ]] && pv --help | grep -qw '--line-mode';then - count=$(find "${DATA}" -type f -name '*.qp' | wc -l) + if [ -n "$progress" ] && pv --help | grep -qw -- '--line-mode'; then + count=$(find "$DATA" -type f -name '*.qp' | wc -l) count=$(( count*2 )) - if pv --help | grep -qw -F '-F';then - pvopts="-f -s $count -l -N Decompression -F '%N => Rate:%r Elapsed:%t %e Progress: [%b/$count]'" - else - pvopts="-f -s $count -l -N Decompression" + pvopts="-f -s $count -l -N Decompression" + if pv --help | grep -qw -- '-F'; then + pvopts="$pvopts -F '%N => Rate:%r Elapsed:%t %e Progress: [%b/$count]'" fi pcmd="pv $pvopts" adjust_progress @@ -1134,13 +1277,13 @@ then # Decompress the qpress files wsrep_log_info "Decompression with $nproc threads" - timeit "Joiner-Decompression" "find ${DATA} -type f -name '*.qp' -printf '%p\n%h\n' | $dcmd" + timeit "Joiner-Decompression" "find '$DATA' -type f -name '*.qp' -printf '%p\n%h\n' | $dcmd" extcode=$? - if [[ $extcode -eq 0 ]];then + if [ $extcode -eq 0 ]; then wsrep_log_info "Removing qpress files after decompression" find "$DATA" -type f -name '*.qp' -delete - if [[ $? -ne 0 ]];then + if [ $? -ne 0 ]; then wsrep_log_error "Something went wrong with deletion of qpress files. Investigate" fi else @@ -1165,38 +1308,39 @@ then fi - wsrep_log_info "Preparing the backup at ${DATA}" + wsrep_log_info "Preparing the backup at $DATA" setup_commands timeit "Xtrabackup prepare stage" "$INNOAPPLY" - if [ $? -ne 0 ]; - then - wsrep_log_error "${INNOBACKUPEX_BIN} apply finished with errors. Check ${DATA}/innobackup.prepare.log" + if [ $? -ne 0 ]; then + wsrep_log_error "xtrabackup apply finished with errors. Check '$INNOAPPLYLOG' for details" exit 22 fi - MAGIC_FILE="${TDATA}/${INFO_FILE}" - set +e - rm "$TDATA/innobackup.prepare.log" "$TDATA/innobackup.move.log" - set -e - wsrep_log_info "Moving the backup to ${TDATA}" + # [ -f "$INNOAPPLYLOG" ] && rm "$INNOAPPLYLOG" + + MAGIC_FILE="$TDATA/$INFO_FILE" + + wsrep_log_info "Moving the backup to $TDATA" timeit "Xtrabackup move stage" "$INNOMOVE" - if [[ $? -eq 0 ]];then - wsrep_log_info "Move successful, removing ${DATA}" + if [ $? -eq 0 ]; then + wsrep_log_info "Move successful, removing $DATA" rm -rf "$DATA" - DATA="${TDATA}" + DATA="$TDATA" else - wsrep_log_error "Move failed, keeping ${DATA} for further diagnosis" - wsrep_log_error "Check ${DATA}/innobackup.move.log for details" + wsrep_log_error "Move failed, keeping '$DATA' for further diagnosis" + wsrep_log_error "Check syslog or '$INNOMOVELOG' for details" exit 22 fi else - wsrep_log_info "${IST_FILE} received from donor: Running IST" + + wsrep_log_info "'$IST_FILE' received from donor: Running IST" + fi - if [[ ! -r "${MAGIC_FILE}" ]];then - wsrep_log_error "SST magic file ${MAGIC_FILE} not found/readable" + if [ ! -r "$MAGIC_FILE" ]; then + wsrep_log_error "SST magic file '$MAGIC_FILE' not found/readable" exit 2 fi |