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# Copyright (C) 2017-2024 MariaDB
# Copyright (C) 2012-2015 Codership Oy
#
# 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
# the Free Software Foundation; version 2 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; see the file COPYING. If not, write to the
# Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston
# MA  02110-1335  USA.

# This is a common command line parser and common functions to
# be sourced by other SST scripts.

trap 'exit 32' HUP PIPE
trap 'exit 3'  INT QUIT TERM

OS="$(uname)"

# Setting the paths for some utilities on CentOS
export PATH="${PATH:+$PATH:}/usr/local/bin:/usr/local/sbin:/usr/bin:/bin:/usr/sbin:/sbin"
if [ "$OS" != 'Darwin' ]; then
    export LD_LIBRARY_PATH="${LD_LIBRARY_PATH:+$LD_LIBRARY_PATH:}/usr/local/lib:/usr/lib:/lib:/opt/lib"
fi

commandex()
{
    if [ -n "$BASH_VERSION" ]; then
        command -v "$1" || :
    elif [ -x "$1" ]; then
        echo "$1"
    else
        which "$1" || :
    fi
}

with_bash_42=0
with_printf=1
if [ -z "$BASH_VERSION" ]; then
    [ -z "$(commandex printf)" ] && with_printf=0
else
    [ "${BASH_VERSINFO[0]}" -eq 4 -a "${BASH_VERSINFO[1]}" -ge 2 -o \
      "${BASH_VERSINFO[0]}" -gt 4 ] && with_bash_42=1
fi

wsrep_log()
{
    local t
    # echo everything to stderr so that it gets into common error log
    # deliberately made to look different from the rest of the log
    if [ "$OS" = 'Linux' ]; then
        t=$(date '+%Y%m%d %H:%M:%S.%3N')
    elif [ $with_bash_42 -ne 0 ]; then
        printf -v t '%(%Y%m%d %H:%M:%S)T.000'
    else
        t=$(date '+%Y%m%d %H:%M:%S.000')
    fi
    echo "WSREP_SST: $* ($t)" >&2
}

wsrep_log_error()
{
    wsrep_log "[ERROR] $*"
}

wsrep_log_warning()
{
    wsrep_log "[WARNING] $*"
}

wsrep_log_info()
{
    wsrep_log "[INFO] $*"
}

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 ))
            echo "${1:$x:$y}"
        else
            echo ''
        fi
    else
        local pattern="[[:space:]${2:-}]"
        echo "$1" | sed -E "s/^$pattern+|$pattern+\$//g"
    fi
}

trim_dir()
{
    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 ))
            x="${1:$x:$y}"
            [ -z "$x" ] && x='.'
            echo "$x"
        else
            echo ''
        fi
    else
        local pattern="[:space:]${2:-}"
        local x=$(echo "$1" | sed -E "s/^[$pattern]+|[$pattern/]+\$//g")
        if [ -n "$x" ]; then
            echo "$x"
        elif "${1#*/}" != "$1"; then
            echo '.'
        else
            echo ''
        fi
    fi
}

trim_right()
{
    if [ -n "$BASH_VERSION" ]; then
        local pattern="[![:space:]${2:-}]"
        local z=${#1}
        local y="${1%$pattern*}"
        y=${#y}
        if [ $y -ne $z ]; then
            y=$(( y+1 ))
            echo "${1:0:$y}"
        else
            echo ''
        fi
    else
        local pattern="[[:space:]${2:-}]"
        echo "$1" | sed -E "s/$pattern+\$//g"
    fi
}

trim_left()
{
    if [ -n "$BASH_VERSION" ]; then
        local pattern="[![:space:]${2:-}]"
        local x="${1#*$pattern}"
        local z=${#1}
        x=${#x}
        if [ $x -ne $z ]; then
            x=$(( z-x-1 ))
            echo "${1:$x:$z}"
        else
            echo ''
        fi
    else
        local pattern="[[:space:]${2:-}]"
        echo "$1" | sed -E "s/^$pattern+//g"
    fi
}

to_minuses()
{
    local x="$1"
    local t="${1#*_}"
    local r=""
    while [ "$t" != "$x" ]; do
       r="$r${x%%_*}-"
       x="$t"
       t="${t#*_}"
    done
    echo "$r$x"
}

WSREP_SST_OPT_BYPASS=0
WSREP_SST_OPT_PROGRESS=0
WSREP_SST_OPT_BINLOG=""
WSREP_SST_OPT_BINLOG_INDEX=""
WSREP_SST_OPT_LOG_BASENAME=""
WSREP_SST_OPT_DATA=""
WSREP_SST_OPT_AUTH="${WSREP_SST_OPT_AUTH:-}"
WSREP_SST_OPT_USER="${WSREP_SST_OPT_USER:-}"
WSREP_SST_OPT_PSWD="${WSREP_SST_OPT_PSWD:-}"
WSREP_SST_OPT_DEFAULT=""
WSREP_SST_OPT_DEFAULTS=""
WSREP_SST_OPT_EXTRA_DEFAULT=""
WSREP_SST_OPT_EXTRA_DEFAULTS=""
WSREP_SST_OPT_SUFFIX_DEFAULT=""
WSREP_SST_OPT_SUFFIX_VALUE=""
WSREP_SST_OPT_MYSQLD=""
WSREP_SST_OPT_PORT=""
WSREP_SST_OPT_ADDR=""
WSREP_SST_OPT_ADDR_PORT=""
WSREP_SST_OPT_HOST=""
WSREP_SST_OPT_HOST_UNESCAPED=""
ARIA_LOG_DIR=""
INNODB_DATA_HOME_DIR=$(trim_dir "${INNODB_DATA_HOME_DIR:-}")
INNODB_LOG_GROUP_HOME=$(trim_dir "${INNODB_LOG_GROUP_HOME:-}")
INNODB_UNDO_DIR=$(trim_dir "${INNODB_UNDO_DIR:-}")
INNODB_BUFFER_POOL=""
INNODB_FORCE_RECOVERY=""
INNOEXTRA=""

while [ $# -gt 0 ]; do
case "$1" in
    '--address')
        WSREP_SST_OPT_ADDR=$(trim_string "$2")
        #
        # Break address string into host:port/path parts
        #
        case "$WSREP_SST_OPT_ADDR" in
        \[*)
            # IPv6
            # Remove the starting and ending square brackets, if present:
            addr="${WSREP_SST_OPT_ADDR#\[}"
            addr=$(trim_right "${addr%%\]*}")
            # Some utilities and subsequent code require an address
            # without square brackets:
            readonly WSREP_SST_OPT_HOST_UNESCAPED="$addr"
            # Square brackets are needed in most cases:
            readonly WSREP_SST_OPT_HOST="[$addr]"
            # Mark this address as IPv6:
            readonly WSREP_SST_OPT_HOST_IPv6=1
            # Let's remove the leading part that contains the host address:
            remain="${WSREP_SST_OPT_ADDR#*\]}"
            ;;
        *)
            addr=$(trim_right "${WSREP_SST_OPT_ADDR%%[:/]*}")
            readonly WSREP_SST_OPT_HOST="$addr"
            readonly WSREP_SST_OPT_HOST_UNESCAPED="$addr"
            readonly WSREP_SST_OPT_HOST_IPv6=0
            # Let's remove the leading part that contains the host address:
            remain="${WSREP_SST_OPT_ADDR#*[:/]}"
            ;;
        esac
        # If there is nothing but the address, then the remainder is empty:
        [ "$remain" = "$WSREP_SST_OPT_ADDR" ] && remain=""
        # Let's remove the ":" character that separates the port number
        # from the hostname:
        remain="${remain#:}"
        # Extract the port number from the address - all characters
        # up to "/" (if present):
        WSREP_SST_OPT_ADDR_PORT="${remain%%/*}"
        # If the "/" character is present, then the path is not empty:
        if [ "$WSREP_SST_OPT_ADDR_PORT" != "$remain" ]; then
            # This operation removes everything up to the "/" character,
            # effectively removing the port number from the string:
            readonly WSREP_SST_OPT_PATH="${remain#*/}"
        else
            readonly WSREP_SST_OPT_PATH=""
        fi
        WSREP_SST_OPT_ADDR_PORT=$(trim_right "$WSREP_SST_OPT_ADDR_PORT")
        # Remove the module name part from the string, which ends with "/":
        remain="${WSREP_SST_OPT_PATH#*/}"
        # This operation removes the tail after the very first occurrence
        # of the "/" character, inclusively:
        readonly WSREP_SST_OPT_MODULE=$(trim_right "${WSREP_SST_OPT_PATH%%/*}")
        # If there is one more "/" in the string, then everything before
        # it will be the LSN, otherwise the LSN is empty:
        if [ "$remain" != "$WSREP_SST_OPT_PATH" ]; then
            # Extract the part that matches the LSN by removing all
            # characters starting from the very first "/":
            readonly WSREP_SST_OPT_LSN=$(trim_right "${remain%%/*}")
            # Exctract everything after the first occurrence of
            # the "/" character in the string:
            source="$remain"
            remain="${remain#*/}"
            # If the remainder does not match the original string,
            # then there is something else (the version number in
            # our case):
            if [ "$remain" != "$source" ]; then
                # Let's extract the version number by removing the tail
                # after the very first occurence of the "/" character
                # (inclusively):
                readonly WSREP_SST_OPT_SST_VER=$(trim_right "${remain%%/*}")
            else
                readonly WSREP_SST_OPT_SST_VER=""
            fi
        else
            readonly WSREP_SST_OPT_LSN=""
            readonly WSREP_SST_OPT_SST_VER=""
        fi
        shift
        ;;
    '--bypass')
        readonly WSREP_SST_OPT_BYPASS=1
        ;;
    '--progress')
        readonly WSREP_SST_OPT_PROGRESS=$(( $2 ))
        shift
        ;;
    '--datadir')
        # Let's remove the trailing slash:
        readonly WSREP_SST_OPT_DATA=$(trim_dir "$2")
        shift
        ;;
    '--aria-log-dir-path')
        # Let's remove the trailing slash:
        readonly ARIA_LOG_DIR=$(trim_dir "$2")
        shift
        ;;
    '--innodb-data-home-dir')
        # Let's remove the trailing slash:
        readonly INNODB_DATA_HOME_DIR=$(trim_dir "$2")
        shift
        ;;
    '--innodb-log-group-home-dir')
        # Let's remove the trailing slash:
        readonly INNODB_LOG_GROUP_HOME=$(trim_dir "$2")
        shift
        ;;
    '--innodb-undo-directory')
        # Let's remove the trailing slash:
        readonly INNODB_UNDO_DIR=$(trim_dir "$2")
        shift
        ;;
    '--innodb-buffer-pool-filename')
        readonly INNODB_BUFFER_POOL=$(trim_string "$2")
        shift
        ;;
    '--defaults-file')
        file=$(trim_string "$2")
        readonly WSREP_SST_OPT_DEFAULT="$1=$file"
        readonly WSREP_SST_OPT_DEFAULTS="$1='$file'"
        shift
        ;;
    '--defaults-extra-file')
        file=$(trim_string "$2")
        readonly WSREP_SST_OPT_EXTRA_DEFAULT="$1=$file"
        readonly WSREP_SST_OPT_EXTRA_DEFAULTS="$1='$file'"
        shift
        ;;
    '--defaults-group-suffix')
        suffix=$(trim_string "$2")
        readonly WSREP_SST_OPT_SUFFIX_DEFAULT="$1=$suffix"
        readonly WSREP_SST_OPT_SUFFIX_VALUE="$suffix"
        shift
        ;;
    '--host')
        addr=$(trim_string "$2")
        case "$addr" in
        \[*)
            # IPv6
            # Remove the starting and ending square brackets, if present:
            addr="${addr#\[}"
            addr=$(trim_right "${addr%%\]*}")
            # Some utilities and subsequent code require an address
            # without square brackets:
            readonly WSREP_SST_OPT_HOST_UNESCAPED="$addr"
            # Square brackets are needed in most cases:
            readonly WSREP_SST_OPT_HOST="[$addr]"
            # Mark this address as IPv6:
            readonly WSREP_SST_OPT_HOST_IPv6=1
            ;;
        *)
            readonly WSREP_SST_OPT_HOST="$addr"
            readonly WSREP_SST_OPT_HOST_UNESCAPED="$addr"
            readonly WSREP_SST_OPT_HOST_IPv6=0
            ;;
        esac
        WSREP_SST_OPT_ADDR="$addr"
        shift
        ;;
    '--local-port')
        readonly WSREP_SST_OPT_LPORT=$(( $2 ))
        shift
        ;;
    '--parent')
        readonly WSREP_SST_OPT_PARENT=$(( $2 ))
        shift
        ;;
    '--password')
        WSREP_SST_OPT_PSWD="$2"
        shift
        ;;
    '--port')
        readonly WSREP_SST_OPT_PORT=$(( $2 ))
        shift
        ;;
    '--role')
        readonly WSREP_SST_OPT_ROLE=$(trim_string "$2")
        shift
        ;;
    '--socket')
        readonly WSREP_SST_OPT_SOCKET=$(trim_string "$2")
        shift
        ;;
    '--user')
        WSREP_SST_OPT_USER="$2"
        shift
        ;;
    '--gtid')
        readonly WSREP_SST_OPT_GTID=$(trim_string "$2")
        shift
        ;;
    '--binlog'|'--log-bin')
        readonly WSREP_SST_OPT_BINLOG=$(trim_string "$2")
        shift
        ;;
    '--binlog-index'|'--log-bin-index')
        WSREP_SST_OPT_BINLOG_INDEX=$(trim_string "$2")
        shift
        ;;
    '--log-basename')
        readonly WSREP_SST_OPT_LOG_BASENAME=$(trim_string "$2")
        shift
        ;;
    '--gtid-domain-id')
        readonly WSREP_SST_OPT_GTID_DOMAIN_ID=$(trim_string "$2")
        shift
        ;;
    '--mysqld-args')
        original_cmd=""
        shift
        cmd_tail=0
        while [ $# -gt 0 ]; do
           lname="${1#--}"
           # "--" is interpreted as the end of the list of options:
           if [ -z "$lname" ]; then
               shift
               if [ $# -gt 0 ]; then
                   # copy "--" to the output string:
                   original_cmd="$original_cmd --"
                   # All other arguments must be copied unchanged:
                   while [ $# -gt 0 ]; do
                       original_cmd="$original_cmd '$1'"
                       shift
                   done
               fi
               break
           fi
           # Make sure the argument does not start with "--", otherwise it
           # is a long option, which is processed after this "if":
           if [ "$lname" = "$1" ]; then
               # Check if the argument is the short option or the short
               # options list, starting with "-":
               options="${1#-}"
               if [ "$options" != "$1" -a -n "$options" ]; then
                   slist=""
                   while [ -n "$options" ]; do
                       # Let's separate the first character as the current
                       # option name:
                       if [ -n "$BASH_VERSION" ]; then
                           option="${options:0:1}"
                       elif [ $with_printf -ne 0 ]; then
                           option=$(printf '%.1s' "$options")
                       else
                           # If it's not bash and without printf,
                           # then we need to use slow external utilities:
                           option=$(echo "$options" | cut -c1)
                       fi
                       # And the subsequent characters consider option value:
                       value=""
                       if [ ${#options} -gt 0 ]; then
                           value="${options#?}"
                       fi
                       # Check for options without argument:
                       if [ "$option" != '?' -a \
                            "$option" != 'a' -a \
                            "$option" != 's' -a \
                            "$option" != 'v' ]
                       then
                           # If the option value is absent, then check
                           # the following argument:
                           if [ -z "$value" -a $# -gt 1 ]; then
                               # if the next argument does not start with
                               # the "-" character, then next argument is
                               # the current option value:
                               if [ "${2#-}" = "$2" ]; then
                                   shift
                                   value="$1"
                               elif [ "$2" = '--' ]; then
                                   shift
                                   if [ $# -gt 1 ]; then
                                       cmd_tail=1
                                       shift
                                       value="$1"
                                   fi
                               fi
                           fi
                           if [ "$option" = 'h' ]; then
                               if [ -z "$WSREP_SST_OPT_DATA" ]; then
                                   MYSQLD_OPT_DATADIR=$(trim_dir "$value")
                               fi
                           elif [ "$option" != 'u' -a \
                                  "$option" != 'P' ]
                           then
                               if [ $cmd_tail -ne 0 ]; then
                                   option="$option --"
                               fi
                               if [ -z "$value" ]; then
                                   slist="$slist$option"
                               elif [ -z "$slist" ]; then
                                   slist="$option '$value'"
                               else
                                   slist="$slist -$option '$value'"
                               fi
                               break
                           fi
                           if [ $cmd_tail -ne 0 ]; then
                               if [ -n "$slist" ]; then
                                   slist="$slist --"
                               else
                                   slist='-'
                               fi
                           fi
                           break
                       else
                           slist="$slist$option"
                       fi
                       options="$value"
                   done
                   if [ -n "$slist" ]; then
                       original_cmd="$original_cmd -$slist"
                   fi
               elif [ -z "$options" ]; then
                   # We found an minus sign without any characters after it:
                   original_cmd="$original_cmd -"
               else
                   # We found a value that does not start with a minus -
                   # it is a positional argument or the value of previous
                   # option. Copy it to output string (as is):
                   original_cmd="$original_cmd '$1'"
               fi
               shift
               if [ $cmd_tail -ne 0 ]; then
                   # All other arguments must be copied unchanged:
                   while [ $# -gt 0 ]; do
                       original_cmd="$original_cmd '$1'"
                       shift
                   done
                   break
               fi
               continue
           fi
           # Now we are sure that we are working with an option
           # that has a "long" name, so remove all characters after
           # the first equal sign:
           option="${1%%=*}"
           # If the option name contains underscores, then replace
           # them to minuses:
           if [ "${option#*_}" != "$option" ]; then
               option=$(to_minuses "$option")
           fi
           # The "--loose-" prefix should not affect the recognition
           # of the option name:
           if [ "${option#--loose-}" != "$option" ]; then
               option="--${option#--loose-}"
           fi
           # Some options just need to be removed from the list:
           if [ "$option" != '--defaults-file' -a \
                "$option" != '--defaults-extra-file' -a \
                "$option" != '--defaults-group-suffix' -a \
                "$option" != '--user' -a \
                "$option" != '--port' -a \
                "$option" != '--socket' ]; then
               value="${1#*=}"
               if [ "$value" = "$1" ]; then
                   value=""
               fi
               # Let's fill in the variables containing important paths
               # that might not have been passed through explicit parameters
               # (+ removing the trailing slash in these paths). Many of these
               # options are processed internally within scripts or passed
               # explicitly to other programs, so we need to remove them
               # from mysqld's argument list:
               skip_mysqld_arg=0
               case "$option" in
                   '--aria-log-dir-path')
                       if [ -z "$ARIA_LOG_DIR" ]; then
                           MYSQLD_OPT_ARIA_LOG_DIR=$(trim_dir "$value")
                       fi
                       skip_mysqld_arg=1
                       ;;
                   '--innodb-data-home-dir')
                       if [ -z "$INNODB_DATA_HOME_DIR" ]; then
                           MYSQLD_OPT_INNODB_DATA_HOME_DIR=$(trim_dir "$value")
                       fi
                       skip_mysqld_arg=1
                       ;;
                   '--innodb-log-group-home-dir')
                       if [ -z "$INNODB_LOG_GROUP_HOME" ]; then
                           MYSQLD_OPT_INNODB_LOG_GROUP_HOME=$(trim_dir "$value")
                       fi
                       skip_mysqld_arg=1
                       ;;
                   '--innodb-undo-directory')
                       if [ -z "$INNODB_UNDO_DIR" ]; then
                           MYSQLD_OPT_INNODB_UNDO_DIR=$(trim_dir "$value")
                       fi
                       skip_mysqld_arg=1
                       ;;
                   '--innodb-buffer-pool-filename')
                       if [ -z "$INNODB_BUFFER_POOL" ]; then
                           MYSQLD_OPT_INNODB_BUFFER_POOL=$(trim_string "$value")
                       fi
                       skip_mysqld_arg=1
                       ;;
                   '--innodb-force-recovery')
                       if [ -n "$value" -a "$value" != "0" ]; then
                           INNODB_FORCE_RECOVERY=$(trim_string "$value")
                       fi
                       skip_mysqld_arg=1
                       ;;
                   '--log-bin')
                       if [ -z "$WSREP_SST_OPT_BINLOG" ]; then
                           MYSQLD_OPT_LOG_BIN=$(trim_string "$value")
                       fi
                       skip_mysqld_arg=1
                       ;;
                   '--log-bin-index')
                       if [ -z "$WSREP_SST_OPT_BINLOG_INDEX" ]; then
                           MYSQLD_OPT_LOG_BIN_INDEX=$(trim_string "$value")
                       fi
                       skip_mysqld_arg=1
                       ;;
                   '--log-basename')
                       if [ -z "$WSREP_SST_OPT_LOG_BASENAME" ]; then
                           MYSQLD_OPT_LOG_BASENAME=$(trim_string "$value")
                       fi
                       skip_mysqld_arg=1
                       ;;
                   '--datadir')
                       if [ -z "$WSREP_SST_OPT_DATA" ]; then
                           MYSQLD_OPT_DATADIR=$(trim_dir "$value")
                       fi
                       skip_mysqld_arg=1
                       ;;
               esac
               if [ $skip_mysqld_arg -eq 0 ]; then
                   original_cmd="$original_cmd '$1'"
               fi
           fi
           shift
        done
        WSREP_SST_OPT_MYSQLD="${original_cmd# *}"
        break
        ;;
    *) # Must be command usage
        # exit 1
        ;;
esac
shift
done

WSREP_TRANSFER_TYPE='SST'
[ $WSREP_SST_OPT_BYPASS -ne 0 ] && readonly WSREP_TRANSFER_TYPE='IST'
# Let's take the name of the current script as a base,
# removing the directory, extension and "wsrep_sst_" prefix:
WSREP_METHOD="${0##*/}"
WSREP_METHOD="${WSREP_METHOD%.*}"
readonly WSREP_METHOD="${WSREP_METHOD#wsrep_sst_}"
if [ -n "${WSREP_SST_OPT_ROLE+x}" ]; then
    if [ "$WSREP_SST_OPT_ROLE" != 'donor' -a \
         "$WSREP_SST_OPT_ROLE" != 'joiner' ]
    then
        wsrep_log_error "Unrecognized role: '$WSREP_SST_OPT_ROLE'"
        exit 22 # EINVAL
    fi
else
    readonly WSREP_SST_OPT_ROLE='donor'
fi

readonly WSREP_SST_OPT_PROGRESS

# The same argument can be present on the command line several
# times, in this case we must take its last value:
if [ -n "${MYSQLD_OPT_ARIA_LOG_DIR:-}" -a \
     -z "$ARIA_LOG_DIR" ]; then
    readonly ARIA_LOG_DIR="$MYSQLD_OPT_ARIA_LOG_DIR"
fi
if [ -n "${MYSQLD_OPT_INNODB_DATA_HOME_DIR:-}" -a \
     -z "$INNODB_DATA_HOME_DIR" ]; then
    readonly INNODB_DATA_HOME_DIR="$MYSQLD_OPT_INNODB_DATA_HOME_DIR"
fi
if [ -n "${MYSQLD_OPT_INNODB_LOG_GROUP_HOME:-}" -a \
     -z "$INNODB_LOG_GROUP_HOME" ]; then
    readonly INNODB_LOG_GROUP_HOME="$MYSQLD_OPT_INNODB_LOG_GROUP_HOME"
fi
if [ -n "${MYSQLD_OPT_INNODB_UNDO_DIR:-}" -a \
     -z "$INNODB_UNDO_DIR" ]; then
    readonly INNODB_UNDO_DIR="$MYSQLD_OPT_INNODB_UNDO_DIR"
fi
if [ -n "${MYSQLD_OPT_INNODB_BUFFER_POOL:-}" -a \
     -z "$INNODB_BUFFER_POOL" ]; then
    readonly INNODB_BUFFER_POOL="$MYSQLD_OPT_INNODB_BUFFER_POOL"
fi
if [ -n "${MYSQLD_OPT_LOG_BIN:-}" -a \
     -z "$WSREP_SST_OPT_BINLOG" ]; then
    readonly WSREP_SST_OPT_BINLOG="$MYSQLD_OPT_LOG_BIN"
fi
if [ -n "${MYSQLD_OPT_LOG_BIN_INDEX:-}" -a \
     -z "$WSREP_SST_OPT_BINLOG_INDEX" ]; then
    WSREP_SST_OPT_BINLOG_INDEX="$MYSQLD_OPT_LOG_BIN_INDEX"
fi
if [ -n "${MYSQLD_OPT_DATADIR:-}" -a \
     -z "$WSREP_SST_OPT_DATA" ]; then
    readonly WSREP_SST_OPT_DATA="$MYSQLD_OPT_DATADIR"
fi
if [ -n "${MYSQLD_OPT_LOG_BASENAME:-}" -a \
     -z "$WSREP_SST_OPT_LOG_BASENAME" ]; then
    readonly WSREP_SST_OPT_LOG_BASENAME="$MYSQLD_OPT_LOG_BASENAME"
fi

# If the --log-bin option is present without a value, then
# set WSREP_SST_OPT_BINLOG value using other arguments:
if [ -z "$WSREP_SST_OPT_BINLOG" -a -n "${MYSQLD_OPT_LOG_BIN+x}" ]; then
    if [ -n "$WSREP_SST_OPT_LOG_BASENAME" ]; then
        # If the WSREP_SST_OPT_BINLOG variable is not set, but
        # --log-basename is present among the arguments to mysqld,
        # then set WSREP_SST_OPT_BINLOG equal to the base name
        # with the "-bin" suffix:
        readonly WSREP_SST_OPT_BINLOG="$WSREP_SST_OPT_LOG_BASENAME-bin"
    else
        # Take the default name:
        readonly WSREP_SST_OPT_BINLOG='mysql-bin'
    fi
fi

# Reconstructing the command line arguments that control the innodb
# and binlog options:
if [ -n "$WSREP_SST_OPT_LOG_BASENAME" ]; then
    if [ -n "$WSREP_SST_OPT_MYSQLD" ]; then
        WSREP_SST_OPT_MYSQLD="--log-basename='$WSREP_SST_OPT_LOG_BASENAME' $WSREP_SST_OPT_MYSQLD"
    else
        WSREP_SST_OPT_MYSQLD="--log-basename='$WSREP_SST_OPT_LOG_BASENAME'"
    fi
fi
if [ -n "$ARIA_LOG_DIR" ]; then
    INNOEXTRA="$INNOEXTRA --aria-log-dir-path='$ARIA_LOG_DIR'"
fi
if [ -n "$INNODB_DATA_HOME_DIR" ]; then
    INNOEXTRA="$INNOEXTRA --innodb-data-home-dir='$INNODB_DATA_HOME_DIR'"
fi
if [ -n "$INNODB_LOG_GROUP_HOME" ]; then
    INNOEXTRA="$INNOEXTRA --innodb-log-group-home-dir='$INNODB_LOG_GROUP_HOME'"
fi
if [ -n "$INNODB_UNDO_DIR" ]; then
    INNOEXTRA="$INNOEXTRA --innodb-undo-directory='$INNODB_UNDO_DIR'"
fi
if [ -n "$INNODB_BUFFER_POOL" ]; then
    INNOEXTRA="$INNOEXTRA --innodb-buffer-pool-filename='$INNODB_BUFFER_POOL'"
fi
if [ -n "$WSREP_SST_OPT_BINLOG" ]; then
    INNOEXTRA="$INNOEXTRA --log-bin='$WSREP_SST_OPT_BINLOG'"
    if [ -n "$WSREP_SST_OPT_BINLOG_INDEX" ]; then
        if [ -n "$WSREP_SST_OPT_MYSQLD" ]; then
            WSREP_SST_OPT_MYSQLD="--log-bin-index='$WSREP_SST_OPT_BINLOG_INDEX' $WSREP_SST_OPT_MYSQLD"
        else
            WSREP_SST_OPT_MYSQLD="--log-bin-index='$WSREP_SST_OPT_BINLOG_INDEX'"
        fi
    fi
fi

readonly INNODB_FORCE_RECOVERY
readonly WSREP_SST_OPT_MYSQLD

get_binlog()
{
    # if no command line argument and WSREP_SST_OPT_BINLOG is not set,
    # try to get it from my.cnf:
    if [ -z "$WSREP_SST_OPT_BINLOG" ]; then
        WSREP_SST_OPT_BINLOG=$(parse_cnf '--mysqld' 'log-bin')
    fi
    # if no command line argument and WSREP_SST_OPT_BINLOG_INDEX is not set,
    # try to get it from my.cnf:
    if [ -z "$WSREP_SST_OPT_BINLOG_INDEX" ]; then
        WSREP_SST_OPT_BINLOG_INDEX=$(parse_cnf '--mysqld' 'log-bin-index')
    fi
    # if no command line argument and WSREP_SST_OPT_LOG_BASENAME is not set,
    # then try to get it from my.cnf:
    if [ -z "$WSREP_SST_OPT_LOG_BASENAME" ]; then
        WSREP_SST_OPT_LOG_BASENAME=$(parse_cnf '--mysqld' 'log-basename')
    fi
    if [ -z "$WSREP_SST_OPT_BINLOG" ]; then
        # If the log-bin option is specified without a parameter,
        # then we need to build the name of the index file according
        # to the rules described in the server documentation:
        if [ $(in_config '--mysqld' 'log-bin') -ne 0 ]; then
            if [ -n "$WSREP_SST_OPT_LOG_BASENAME" ]; then
                # If the WSREP_SST_OPT_BINLOG variable is not set, but
                # --log-basename is present among the arguments of mysqld,
                # then set WSREP_SST_OPT_BINLOG equal to the base name
                # with the "-bin" suffix:
                readonly WSREP_SST_OPT_BINLOG="$WSREP_SST_OPT_LOG_BASENAME-bin"
            else
                # Take the default name:
                readonly WSREP_SST_OPT_BINLOG='mysql-bin'
            fi
        fi
    fi
    if [ -n "$WSREP_SST_OPT_BINLOG" ]; then
        # If the name of the index file is not specified, then we will build
        # it according to the specifications for the server:
        if [ -z "$WSREP_SST_OPT_BINLOG_INDEX" ]; then
            if [ -n "$WSREP_SST_OPT_LOG_BASENAME" ]; then
                # If the WSREP_SST_OPT_BINLOG_INDEX variable is not set, but
                # --log-basename is present among the arguments of mysqld,
                # then set WSREP_SST_OPT_BINLOG_INDEX equal to the base name
                # with the "-bin" suffix:
                readonly WSREP_SST_OPT_BINLOG_INDEX="$WSREP_SST_OPT_LOG_BASENAME-bin.index"
            else
                # Use the default name (note that base of this name
                # is already defined above):
                readonly WSREP_SST_OPT_BINLOG_INDEX="$WSREP_SST_OPT_BINLOG.index"
            fi
        else
            # Remove all directories from the index file path:
            local filename="${WSREP_SST_OPT_BINLOG_INDEX##*/}"
            # Check if the index file name contains the extension:
            if [ "${filename%.*}" = "$filename" ]; then
                # Let's add the default extension (".index"):
                readonly WSREP_SST_OPT_BINLOG_INDEX="$WSREP_SST_OPT_BINLOG_INDEX.index"
            else
                readonly WSREP_SST_OPT_BINLOG_INDEX
            fi
        fi
    fi
}

# Check the presence of the port value and, if necessary, transfer
# the port number from the address to the WSREP_SST_OPT_PORT variable
# or vice versa, and also, if necessary, substitute the missing port
# value into the address value:
if [ -n "$WSREP_SST_OPT_ADDR_PORT" ]; then
    if [ -n "$WSREP_SST_OPT_PORT" ]; then
        if [ "$WSREP_SST_OPT_PORT" != "$WSREP_SST_OPT_ADDR_PORT" ]; then
            echo "WSREP_SST: [ERROR] port in --port=$WSREP_SST_OPT_PORT" \
                 "differs from port in --address=$WSREP_SST_OPT_ADDR" >&2
            exit 2
        fi
    else
        # If the address contains a port number, assign it to
        # the corresponding variable:
        readonly WSREP_SST_OPT_PORT="$WSREP_SST_OPT_ADDR_PORT"
    fi
else
    # If the port is missing, take the default port:
    if [ -z "$WSREP_SST_OPT_PORT" ]; then
        readonly WSREP_SST_OPT_PORT=4444
    fi
    WSREP_SST_OPT_ADDR_PORT="$WSREP_SST_OPT_PORT"
fi

# Let's construct a new value for the address with the port:
sst_path="${WSREP_SST_OPT_PATH:+/}$WSREP_SST_OPT_PATH"
WSREP_SST_OPT_ADDR="$WSREP_SST_OPT_HOST:$WSREP_SST_OPT_PORT$sst_path"

readonly WSREP_SST_OPT_ADDR
readonly WSREP_SST_OPT_ADDR_PORT

# try to use my_print_defaults, mysql and mysqldump that come
# with the sources (for MTR suite):
script_binary=$(dirname "$0")
SCRIPTS_DIR=$(cd "$script_binary"; pwd)
EXTRA_DIR="$SCRIPTS_DIR/../extra"

if [ -x "$SCRIPTS_DIR/my_print_defaults" ]; then
    MY_PRINT_DEFAULTS="$SCRIPTS_DIR/my_print_defaults"
elif [ -x "$EXTRA_DIR/my_print_defaults" ]; then
    MY_PRINT_DEFAULTS="$EXTRA_DIR/my_print_defaults"
else
    MY_PRINT_DEFAULTS=$(commandex 'my_print_defaults')
    if [ -z "$MY_PRINT_DEFAULTS" ]; then
        wsrep_log_error "my_print_defaults not found in path"
        exit 2
    fi
fi

readonly MY_PRINT_DEFAULTS

wsrep_defaults="$WSREP_SST_OPT_DEFAULTS"
wsrep_defaults="$wsrep_defaults${WSREP_SST_OPT_EXTRA_DEFAULTS:+ }$WSREP_SST_OPT_EXTRA_DEFAULTS"
wsrep_defaults="$wsrep_defaults${WSREP_SST_OPT_SUFFIX_DEFAULT:+ }$WSREP_SST_OPT_SUFFIX_DEFAULT"

readonly WSREP_SST_OPT_CONF="${wsrep_defaults:+ }$wsrep_defaults"

wsrep_defaults="$WSREP_SST_OPT_DEFAULT"
wsrep_defaults="$wsrep_defaults${WSREP_SST_OPT_EXTRA_DEFAULT:+ }$WSREP_SST_OPT_EXTRA_DEFAULT"
wsrep_defaults="$wsrep_defaults${WSREP_SST_OPT_SUFFIX_DEFAULT:+ }$WSREP_SST_OPT_SUFFIX_DEFAULT"

readonly WSREP_SST_OPT_CONF_UNQUOTED="${wsrep_defaults:+ }$wsrep_defaults"

#
# User can specify mariabackup specific settings that will be used during sst
# process like encryption, etc. Parse such configuration option.
#
# 1st parameter: group (config file section like sst) or
#                my_print_defaults argument (like --mysqld)
# 2nd parameter: var : name of the variable in the section, e.g. server-id
# 3rd parameter: default value for the parameter
#
parse_cnf()
{
    local groups="$1"
    local var="$2"
    local reval=""

    # 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):
        if [ "$group" != "$groups" ]; then
            groups="${groups#*\|}"
        else
            groups=""
        fi
        # If the group name is the same as the "mysqld" without "--" prefix,
        # then try to use it together with the group suffix:
        if [ "$group" = 'mysqld' -a -n "$WSREP_SST_OPT_SUFFIX_VALUE" ]; then
            reval=$("$MY_PRINT_DEFAULTS" \
                    ${WSREP_SST_OPT_DEFAULT:+"$WSREP_SST_OPT_DEFAULT"} \
                    ${WSREP_SST_OPT_EXTRA_DEFAULT:+"$WSREP_SST_OPT_EXTRA_DEFAULT"} \
                    ${WSREP_SST_OPT_SUFFIX_DEFAULT:+"$WSREP_SST_OPT_SUFFIX_DEFAULT"} \
                    "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" \
                ${WSREP_SST_OPT_DEFAULT:+"$WSREP_SST_OPT_DEFAULT"} \
                ${WSREP_SST_OPT_EXTRA_DEFAULT:+"$WSREP_SST_OPT_EXTRA_DEFAULT"} \
                ${WSREP_SST_OPT_SUFFIX_DEFAULT:+"$WSREP_SST_OPT_SUFFIX_DEFAULT"} \
                "$group" | awk "$pattern")
        if [ -n "$reval" ]; then
            break
        fi
    done

    # Use default if we haven't found a value:
    [ -z "$reval" ] && reval="${3:-}"

    # Truncate spaces:
    [ -n "$reval" ] && reval=$(trim_string "$reval")

    echo "$reval"
}

#
# This function simply checks for the presence of the parameter
# in the config file, but does not return its value. It returns "1"
# (true) even if the parameter is present in the configuration file
# without a value:
#
in_config()
{
    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}'

    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):
        if [ "$group" != "$groups" ]; then
            groups="${groups#*\|}"
        else
            groups=""
        fi
        # If the group name is the same as the "mysqld" without "--" prefix,
        # then try to use it together with the group suffix:
        if [ "$group" = 'mysqld' -a -n "$WSREP_SST_OPT_SUFFIX_VALUE" ]; then
            found=$("$MY_PRINT_DEFAULTS" \
                    ${WSREP_SST_OPT_DEFAULT:+"$WSREP_SST_OPT_DEFAULT"} \
                    ${WSREP_SST_OPT_EXTRA_DEFAULT:+"$WSREP_SST_OPT_EXTRA_DEFAULT"} \
                    ${WSREP_SST_OPT_SUFFIX_DEFAULT:+"$WSREP_SST_OPT_SUFFIX_DEFAULT"} \
                    "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 \
                ${WSREP_SST_OPT_DEFAULT:+"$WSREP_SST_OPT_DEFAULT"} \
                ${WSREP_SST_OPT_EXTRA_DEFAULT:+"$WSREP_SST_OPT_EXTRA_DEFAULT"} \
                ${WSREP_SST_OPT_SUFFIX_DEFAULT:+"$WSREP_SST_OPT_SUFFIX_DEFAULT"} \
                "$group" | awk "$pattern")
        if [ $found -ne 0 ]; then
            break
        fi
    done

    echo $found
}

# Get rid of incorrect values resulting from substitution
# in programs external to the script:
if [ "$WSREP_SST_OPT_USER" = '(null)' ]; then
    WSREP_SST_OPT_USER=""
fi
if [ "$WSREP_SST_OPT_PSWD" = '(null)' ]; then
    WSREP_SST_OPT_PSWD=""
fi
if [ "$WSREP_SST_OPT_AUTH" = '(null)' ]; then
    WSREP_SST_OPT_AUTH=""
fi

# Let's read the value of the authentication string from the
# configuration file so that it does not go to the command line
# and does not appear in the ps output:
if [ -z "$WSREP_SST_OPT_AUTH" ]; then
    WSREP_SST_OPT_AUTH=$(parse_cnf 'sst' 'wsrep-sst-auth')
fi

# Splitting WSREP_SST_OPT_AUTH as "user:password" pair:
if [ -n "$WSREP_SST_OPT_AUTH" ]; then
    # Extract username as shortest prefix up to first ':' character:
    WSREP_SST_OPT_AUTH_USER="${WSREP_SST_OPT_AUTH%%:*}"
    if [ -z "$WSREP_SST_OPT_USER" ]; then
        # if the username is not in the command line arguments,
        # set the username and password using WSREP_SST_OPT_AUTH
        # from the environment:
        WSREP_SST_OPT_USER="$WSREP_SST_OPT_AUTH_USER"
        WSREP_SST_OPT_PSWD="${WSREP_SST_OPT_AUTH#*:}"
    elif [ "$WSREP_SST_OPT_USER" = "$WSREP_SST_OPT_AUTH_USER" ]; then
        # If the username in the command line arguments and in
        # the environment variable are the same, set the password
        # if it was not specified in the command line:
        if [ -z "$WSREP_SST_OPT_PSWD" ]; then
            WSREP_SST_OPT_PSWD="${WSREP_SST_OPT_AUTH#*:}"
        fi
    else
        # The username is passed through the command line and does
        # not match the username in the environment variable - ignore
        # the environment and rebuild the authentication parameters:
        WSREP_SST_OPT_AUTH="$WSREP_SST_OPT_USER:$WSREP_SST_OPT_PSWD"
    fi
fi

WSREP_SST_OPT_REMOTE_AUTH="${WSREP_SST_OPT_REMOTE_AUTH:-}"
WSREP_SST_OPT_REMOTE_USER=
WSREP_SST_OPT_REMOTE_PSWD=
if [ -n "$WSREP_SST_OPT_REMOTE_AUTH" ]; then
    # Split auth string at the last ':'
    WSREP_SST_OPT_REMOTE_USER="${WSREP_SST_OPT_REMOTE_AUTH%%:*}"
    WSREP_SST_OPT_REMOTE_PSWD="${WSREP_SST_OPT_REMOTE_AUTH#*:}"
fi

readonly WSREP_SST_OPT_USER
readonly WSREP_SST_OPT_PSWD
readonly WSREP_SST_OPT_AUTH
readonly WSREP_SST_OPT_REMOTE_USER
readonly WSREP_SST_OPT_REMOTE_PSWD
readonly WSREP_SST_OPT_REMOTE_AUTH

if [ -n "$WSREP_SST_OPT_DATA" ]; then
    SST_PROGRESS_FILE="$WSREP_SST_OPT_DATA/sst_in_progress"
else
    SST_PROGRESS_FILE=""
fi

wsrep_cleanup_progress_file()
{
    if [ -n "$SST_PROGRESS_FILE" -a -f "$SST_PROGRESS_FILE" ]; then
        rm -f "$SST_PROGRESS_FILE" 2>/dev/null || :
    fi
}

wsrep_check_program()
{
    local prog="$1"
    local cmd=$(commandex "$prog")
    if [ -z "$cmd" ]; then
        wsrep_log_error "'$prog' not found in path"
        return 2 # no such file or directory
    fi
}

wsrep_check_programs()
{
    local ret=0
    while [ $# -gt 0 ]; do
        wsrep_check_program "$1" || ret=$?
        shift
    done
    return $ret
}

wsrep_check_datadir()
{
    if [ -z "$WSREP_SST_OPT_DATA" ]; then
        wsrep_log_error \
            "The '--datadir' parameter must be passed to the SST script"
        exit 2
    fi
}

get_openssl()
{
    # If the OPENSSL_BINARY variable is already defined, just return:
    if [ -n "${OPENSSL_BINARY+x}" ]; then
        return
    fi
    # Let's look for openssl:
    OPENSSL_BINARY=$(commandex 'openssl')
    if [ -z "$OPENSSL_BINARY" ]; then
        OPENSSL_BINARY='/usr/bin/openssl'
        if [ ! -x "$OPENSSL_BINARY" ]; then
            OPENSSL_BINARY=""
        fi
    fi
    readonly OPENSSL_BINARY
}

#
# Generate a string equivalent to 16 random bytes
#
wsrep_gen_secret()
{
    get_openssl
    if [ -n "$OPENSSL_BINARY" ]; then
        "$OPENSSL_BINARY" rand -hex 16
    elif [ -n "$BASH_VERSION" ]; then
        printf '%04x%04x%04x%04x%04x%04x%04x%04x' \
               $RANDOM $RANDOM $RANDOM $RANDOM \
               $RANDOM $RANDOM $RANDOM $RANDOM
    elif [ $with_printf -ne 0 -a -n "$(commandex cksum)" ]; then
        printf '%08x%08x%08x%08x' \
            $(head -8 /dev/urandom | cksum | cut -d ' ' -f1) \
            $(head -8 /dev/urandom | cksum | cut -d ' ' -f1) \
            $(head -8 /dev/urandom | cksum | cut -d ' ' -f1) \
            $(head -8 /dev/urandom | cksum | cut -d ' ' -f1)
    else
        wsrep_log_error "Unable to generate 16-byte secret"
        exit 22
    fi
}

#
# Checking if the address passed to us is local.
# If the second parameter is nonzero, then this function
# does not check for matches with local domain names:
#
is_local_ip()
{
    # Rapid recognition of the most common cases:
    [ "$1" = '127.0.0.1' -o \
      "$1" = '127.0.0.2' -o \
      "$1" = 'localhost' -o \
      "$1" = '::1' ] && return 0
    # If the address starts with "127." this is probably a local
    # address, but we need to clarify what follows this prefix:
    if [ "${1#127.}" != "$1" ]; then
        # All 127.0.0.0/8 addresses are local:
        if echo "$1" | grep -q -E '^127\.[0-9]+\.[0-9]+\.[0-9]+$'; then
            return 0
        fi
    fi
    # If the second parameter is nonzero, then we will skip
    # the domain name check:
    if [ "${2:-0}" -eq 0 ]; then
       # We consider all the names of a given host to be local addresses:
       [ "$1" = "$(hostname -s 2>/dev/null)" -o \
         "$1" = "$(hostname -f 2>/dev/null)" -o \
         "$1" = "$(hostname -d 2>/dev/null)" ] && return 0
    fi
    # If the address contains anything other than digits
    # and separators, it is not a local address:
    [ "${1#*[!0-9.]}" != "$1" ] && \
    [ "${1#*[!0-9A-Fa-f:\[\]]}" != "$1" ] && return 1
    # Now let's check if the given address is assigned to
    # one of the network cards:
    local ip_util=$(commandex 'ip')
    if [ -n "$ip_util" ]; then
        # ip address show ouput format is " inet[6] <address>/<mask>":
        "$ip_util" address show \
            | grep -o -E '^[[:space:]]*inet.?[[:space:]]+[^[:space:]]+/' \
            | grep -qw -F -- "$1/" && return 0
    else
        local ifconfig_util=$(commandex 'ifconfig')
        if [ -n "$ifconfig_util" ]; then
            # ifconfig output format is " inet[6] <address> ...":
            "$ifconfig_util" \
                | grep -o -E '^[[:space:]]*inet.?[[:space:]]+[^[:space:]]+' \
                | grep -qw -F -- "$1" && return 0
        fi
    fi
    return 1
}

check_sockets_utils()
{
    # The presence of any of these utilities is enough for us:
    lsof_available=0
    sockstat_available=0
    ss_available=0

    socket_utility="$(commandex ss)"
    if [ -n "$socket_utility" ]; then
        socket_uname='ss'
        ss_available=1
        ss_opts='-nlp'
        # Let's check that ss has an option to skip headers:
        if $socket_utility -h 2>&1 | grep -qw -F -- '-H'; then
            ss_available=2
            ss_opts="${ss_opts}H"
        fi
    else
        socket_utility="$(commandex sockstat)"
        if [ -n "$socket_utility" ]; then
            socket_uname='sockstat'
            sockstat_available=1
            sockstat_opts='-p'
            if [ "$OS" = 'FreeBSD' ]; then
                # sockstat in FreeBSD is different from other systems,
                # let's denote it with a different value:
                sockstat_available=2
                sockstat_opts='-46lq -P tcp -p'
            fi
        else
            socket_utility="$(commandex lsof)"
            if [ -n "$socket_utility" ]; then
                socket_uname='lsof'
                lsof_available=1
                lsof_opts='-Pnl'
                # Let's check that lsof has an option to bypass blocking:
                if $socket_utility -h 2>&1 | grep -qw -F -- '-b'; then
                    lsof_available=2
                    lsof_opts="$lsof_opts -b -w"
                else
                    lsof_opts="$lsof_opts -S 10"
                fi
            else
                wsrep_log_error "Neither lsof, nor sockstat, nor ss tool" \
                                "were found in the path. Make sure you have" \
                                "at least one of them installed."
                exit 2 # ENOENT
            fi
        fi
    fi
    wsrep_log_info "'$socket_uname' is selected as a socket" \
                   "information utility."
}

#
# Check if the port is in the "listen" state.
# The first parameter is the PID of the process that should
# listen on the port - if it is not known, you can specify
# an empty string or zero.
# The second parameter is the port number.
# The third parameter is a list of the names of utilities
# (via "|") that can listen on this port during the state
# transfer.
#
check_port()
{
    local pid="${1:-0}"
    local port="$2"
    local utils="$3"

    [ $pid -le 0 ] && pid='[0-9]+'

    local rc=2 # ENOENT

    if [ $ss_available -ne 0 ]; then
        $socket_utility $ss_opts -t "( sport = :$port )" 2>/dev/null | \
            grep -q -E "[[:space:]]users:[[:space:]]?\\(.*\\(\"($utils)[^[:space:]]*\"[^)]*,pid=$pid(,[^)]*)?\\)" && rc=0
    elif [ $sockstat_available -ne 0 ]; then
        if [ $sockstat_available -gt 1 ]; then
            # The sockstat command on FreeBSD does not return
            # the connection state without special option, but
            # it supports filtering by connection state:
            local out
            out=$($socket_utility $sockstat_opts "$port" 2>/dev/null) || rc=16 # EBUSY
            # On FreeBSD, the sockstat utility may exit without
            # any output due to locking issues in certain versions;
            # let's return a special exit code in such cases:
            if [ $rc -eq 16 -o -z "$out" ]; then
                return 16 # EBUSY
            fi
            echo "$out" | \
                grep -q -E "^[^[:space:]]+[[:space:]]+($utils)[^[:space:]]*[[:space:]]+$pid([[:space:]]|\$)" && rc=0
        else
            $socket_utility $sockstat_opts "$port" 2>/dev/null | \
                grep -q -E "^[^[:space:]]+[[:space:]]+($utils)[^[:space:]]*[[:space:]]+$pid([[:space:]].+)?[[:space:]]LISTEN([[:space:]]|\$)" && rc=0
        fi
    elif [ $lsof_available -ne 0 ]; then
        $socket_utility $lsof_opts -i ":$port" 2>/dev/null | \
            grep -q -E "^($utils)[^[:space:]]*[[:space:]]+$pid([[:space:]].+)?[[:space:]]\\(LISTEN\\)([[:space:]]|\$)" && rc=0
    else
        wsrep_log_error "Unknown sockets utility"
        exit 2 # ENOENT
    fi

    return $rc
}

#
# If the ssl_dhparams variable is already set, uses that as a source
# of dh parameters for OpenSSL. Otherwise, looks for dhparams.pem in
# the datadir, and creates it there if it can't find the file.
#
check_for_dhparams()
{
    ssl_dhparams="$DATA/dhparams.pem"
    get_openssl
    if [ -n "$OPENSSL_BINARY" ]; then
        wsrep_log_info \
            "Could not find dhparams file, creating $ssl_dhparams"
        local bug=0
        local errmsg
        errmsg=$("$OPENSSL_BINARY" \
                 dhparam -out "$ssl_dhparams" -dsaparam 2048 2>&1) || bug=1
        if [ $bug -ne 0 ]; then
            wsrep_log_info "run: \"$OPENSSL_BINARY\" dhparam"\
                           "-out \"$ssl_dhparams\" -dsaparam 2048"
            wsrep_log_info "output: $errmsg"
            wsrep_log_error "******** ERROR *****************************************"
            wsrep_log_error "* Could not create the dhparams.pem file with OpenSSL. *"
            wsrep_log_error "********************************************************"
            ssl_dhparams=""
        fi
    else
        # Rollback: if openssl is not installed, then use
        # the default parameters:
        ssl_dhparams=""
    fi
}

#
# Verifies that the CA file verifies the certificate.
# Doing this here lets us generate better error messages.
#
# 1st param: path to the CA file.
# 2nd param: path to the certificate.
#
verify_ca_matches_cert()
{
    local cert="$1"
    local ca="$2"
    local cap="$3"

    local readable=1; [ ! -r "$cert" ] && readable=0
         [ -n "$ca"  -a ! -r "$ca"   ] && readable=0
         [ -n "$cap" -a ! -r "$cap"  ] && readable=0

    if [ $readable -eq 0 ]; then
        wsrep_log_error \
            "Both PEM file and CA file (or path) must be readable"
        exit 22
    fi

    # If the openssl utility is not installed, then
    # we will not do this certificate check:
    get_openssl
    if [ -z "$OPENSSL_BINARY" ]; then
        wsrep_log_info "openssl utility not found"
        return
    fi

    local not_match=0
    local errmsg
    errmsg=$("$OPENSSL_BINARY" verify -verbose \
                               ${ca:+ -CAfile} ${ca:+ "$ca"} \
                               ${cap:+ -CApath} ${cap:+ "$cap"} \
                               "$cert" 2>&1) || not_match=1

    if [ $not_match -eq 1 ]; then
        wsrep_log_info "run: \"$OPENSSL_BINARY\" verify -verbose${ca:+ -CAfile \"$ca\"}${cap:+ -CApath \"$cap\"} \"$cert\""
        wsrep_log_info "output: $errmsg"
        wsrep_log_error "******** FATAL ERROR ********************************************"
        wsrep_log_error "* The certifcate and CA (certificate authority) do not match.   *"
        wsrep_log_error "* It does not appear that the certificate was issued by the CA. *"
        wsrep_log_error "* Please check your certificate and CA files.                   *"
        wsrep_log_error "*****************************************************************"
        exit 22
    fi
}

#
# 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 certificate.
# 2nd param: path to the private key.
#
verify_cert_matches_key()
{
    local cert="$1"
    local key="$2"

    if [ ! -r "$key" -o ! -r "$cert" ]; then
        wsrep_log_error "Both the certificate file and the key file" \
                        "must be readable"
        exit 22
    fi

    # If the openssl utility is not installed, then
    # we will not do this certificate check:
    get_openssl
    if [ -z "$OPENSSL_BINARY" ]; then
        wsrep_log_info "openssl utility not found"
        return
    fi

    # Generate the public key from the cert and the key.
    # They should match (otherwise we can't create an SSL connection).
    local pk1=$("$OPENSSL_BINARY" x509 -in "$cert" -pubkey -noout 2>/dev/null || :)
    local pk2=$("$OPENSSL_BINARY" pkey -in "$key" -pubout 2>/dev/null || :)
    if [ "$pk1" != "$pk2" ]; then
        wsrep_log_error "******************* FATAL ERROR *****************"
        wsrep_log_error "* The certificate and private key do not match. *"
        wsrep_log_error "* Please check your certificate and key files.  *"
        wsrep_log_error "*************************************************"
        exit 22
    fi
}

#
# Compares two version strings.
# The first parameter is the version to be checked;
# The second parameter is the minimum version required;
# Returns 1 (failure) if $1 >= $2, 0 (success) otherwise.
#
check_for_version()
{
    local y1="${1#*.}"
    [ "$y1" = "$1" ] && y1=""
    local z1="${y1#*.}"
    [ "$z1" = "$y1" ] && z1=""
    local w1="${z1#*.}"
    [ "$w1" = "$z1" ] && w1=""
    local x1="${1%%.*}"
    y1="${y1%%.*}"
    z1="${z1%%.*}"
    w1="${w1%%.*}"
    [ -z "$y1" ] && y1=0
    [ -z "$z1" ] && z1=0
    [ -z "$w1" ] && w1=0
    local y2="${2#*.}"
    [ "$y2" = "$2" ] && y2=""
    local z2="${y2#*.}"
    [ "$z2" = "$y2" ] && z2=""
    local w2="${z2#*.}"
    [ "$w2" = "$z2" ] && w2=""
    local x2="${2%%.*}"
    y2="${y2%%.*}"
    z2="${z2%%.*}"
    w2="${w2%%.*}"
    [ -z "$y2" ] && y2=0
    [ -z "$z2" ] && z2=0
    [ -z "$w2" ] && w2=0
    [ $x1 -lt $x2 ] && return 1
    [ $x1 -gt $x2 ] && return 0
    [ $y1 -lt $y2 ] && return 1
    [ $y1 -gt $y2 ] && return 0
    [ $z1 -lt $z2 ] && return 1
    [ $z1 -gt $z2 ] && return 0
    [ $w1 -lt $w2 ] && return 1
    return 0
}

#
# Check whether process is still running.
# The first parameter contains the name of the PID file.
# The second parameter is the flag of the need to delete
# the PID file.
# If the second parameter is not zero and not empty,
# then if the process terminates, the corresponding
# PID file will be deleted.
# This function also sets the CHECK_PID variable to zero
# if the process has already exited, or writes the PID
# of the process there if it is still running.
#
check_pid()
{
    local pid_file="$1"
    if [ -r "$pid_file" ]; then
        local pid=$(cat "$pid_file" 2>/dev/null || :)
        if [ -n "$pid" ]; then
            if [ $pid -gt 0 ]; then
                if ps -p $pid >/dev/null 2>&1; then
                    CHECK_PID=$pid
                    return 0
                fi
            fi
        fi
        local remove=${2:-0}
        if [ $remove -ne 0 ]; then
            rm -f "$pid_file" || :
        fi
    fi
    local config="${3:-}"
    if [ -n "$config" -a -f "$config" ]; then
        rm -f "$config" || :
    fi
    CHECK_PID=0
    return 1
}

#
# Checking that the process with the specified PID is still
# running and killing it in this case by sending SIGTERM
# (using the "kill" operation).
# The first parameter contains PID of the process.
# The second and third parameters (both optional) are the names
# of the PID and the configuration files, which should be removed
# after the process ends.
# If the first parameter (PID of the process) is zero, then
# the function immediately deletes the PID and the configuration
# files (if specified), without any additional checks.
#
cleanup_pid()
{
    local pid=$1
    local pid_file="${2:-}"
    local config="${3:-}"

    if [ $pid -gt 0 ]; then
        if ps -p $pid >/dev/null 2>&1; then
            if kill $pid >/dev/null 2>&1; then
                sleep 0.5
                local round=0
                local force=0
                while ps -p $pid >/dev/null 2>&1; do
                    sleep 1
                    round=$(( round+1 ))
                    if [ $round -eq 16 ]; then
                        if [ $force -eq 0 ]; then
                            round=8
                            force=1
                            kill -9 $pid >/dev/null 2>&1 || :
                            sleep 0.5
                        else
                            return 1
                        fi
                    fi
                done
            elif ps -p $pid >/dev/null 2>&1; then
                wsrep_log_warning "Unable to kill PID=$pid ($pid_file)"
                return 1
            fi
        fi
    fi

    [ -n "$pid_file" -a -f "$pid_file" ] && rm -f "$pid_file" || :
    [ -n "$config" -a -f "$config" ] && rm -f "$config" || :

    return 0
}

nproc=""

get_proc()
{
    if [ -z "$nproc" ]; then
        set +e
        if [ "$OS" = 'Linux' ]; then
            nproc=$(grep -cw -E '^processor' /proc/cpuinfo 2>/dev/null || :)
        elif [ "$OS" = 'Darwin' -o "$OS" = 'FreeBSD' ]; then
            nproc=$(sysctl -n hw.ncpu)
        fi
        set -e
        if [ -z "$nproc" ] || [ $nproc -eq 0 ]; then
            nproc=1
        fi
    fi
}

check_server_ssl_config()
{
    # backward-compatible behavior:
    tcert=$(parse_cnf 'sst' 'tca')
    tcap=$(parse_cnf 'sst' 'tcapath')
    tpem=$(parse_cnf 'sst' 'tcert')
    tkey=$(parse_cnf 'sst' 'tkey')
    # reading new ssl configuration options:
    local tcert2=$(parse_cnf "$encgroups" 'ssl-ca')
    local tcap2=$(parse_cnf "$encgroups" 'ssl-capath')
    local tpem2=$(parse_cnf "$encgroups" 'ssl-cert')
    local tkey2=$(parse_cnf "$encgroups" 'ssl-key')
    # if there are no old options, then we take new ones:
    if [ -z "$tcert" -a -z "$tcap" -a -z "$tpem" -a -z "$tkey" ]; then
        tcert="$tcert2"
        tcap="$tcap2"
        tpem="$tpem2"
        tkey="$tkey2"
    # checking for presence of the new-style SSL configuration:
    elif [ -n "$tcert2" -o -n "$tcap2" -o -n "$tpem2" -o -n "$tkey2" ]; then
        if [ "$tcert" != "$tcert2" -o \
             "$tcap"  != "$tcap2"  -o \
             "$tpem"  != "$tpem2"  -o \
             "$tkey"  != "$tkey2" ]
        then
            wsrep_log_info \
               "new ssl configuration options (ssl-ca[path], ssl-cert" \
               "and ssl-key) are ignored by SST due to presence" \
               "of the tca[path], tcert and/or tkey in the [sst] section"
        fi
    fi
    if [ -n "$tcert" ]; then
        if [ "${tcert%/}" != "$tcert" -o -d "$tcert" ]; then
            tcap="$tcert"
            tcert=""
        fi
    fi
}

# Get Common Name (CN) from the certificate:
openssl_getCN()
{
    get_openssl
    if [ -z "$OPENSSL_BINARY" ]; then
        wsrep_log_error \
            'openssl not found but it is required for authentication'
        exit 42
    fi

    local bug=0
    local CN=$("$OPENSSL_BINARY" x509 -noout -subject -in "$1" 2>&1) || bug=1

    if [ $bug -ne 0 ]; then
        wsrep_log_info "run: \"$OPENSSL_BINARY\" x509 -noout -subject -in \"$1\""
        wsrep_log_info "output: $CN"
        wsrep_log_error "******** FATAL ERROR **********************************************"
        wsrep_log_error "* Unable to parse the certificate file to obtain the common name. *"
        wsrep_log_error "*******************************************************************"
        exit 22
    fi

    CN=$(trim_string "$CN")

    if [ -n "$CN" ]; then
        # If the string begins with the "subject" prefix
        # then we need to remove it:
        local saved="$CN"
        local remain="${CN#subject}"
        if [ "$remain" != "$saved" ]; then
            remain=$(trim_left "$remain")
            # Now let's check for the presence of "=" character
            # after the "subject":
            saved="$remain"
            remain="${remain#=}"
            if [ "$remain" != "$saved" ]; then
                remain=$(trim_left "$remain")
            else
                remain=""
                bug=1
            fi
        fi
        while [ -n "$remain" ]; do
            local value=""
            # Let's extract the option name - all characters
            # up to the first '=' or ',' character (if present):
            local option="${remain%%[=,]*}"
            if [ "$option" != "$remain" ]; then
                option=$(trim_right "$option")
                # These variables will be needed to determine
                # which separator comes first:
                local x="${remain#*=}"
                local y="${remain#*,}"
                local z=${#remain}
                x=${#x}; [ $x -eq $z ] && x=0
                y=${#y}; [ $y -eq $z ] && y=0
                # The remaining string is everything that follows
                # the separator character:
                remain=$(trim_left "${remain#*[=,]}")
                # Let's check what we are dealing with - an equal
                # sign or a comma?
                if [ $x -gt $y ]; then
                    # If the remainder begins with a double quote,
                    # then there is a string containing commas and
                    # we need to parse it:
                    saved="$remain"
                    remain="${remain#\"}"
                    if [ "$remain" != "$saved" ]; then
                        while :; do
                            # We need to find the closing quote:
                            local prefix="$remain"
                            remain="${remain#*\"}"
                            # Let's check if there is a closing quote?
                            if [ "$remain" = "$prefix" ]; then
                                bug=1
                                break
                            fi
                            # Everything up to the closing quote is
                            # the next part of the value:
                            value="$value${prefix%%\"*}"
                            # But if the last character of the value
                            # is a backslash, then it is a quoted quotation
                            # mark and we need to add it to the value:
                            if [ "${value%\\}" != "$value" ]; then
                                value="$value\""
                            else
                                break
                            fi
                        done
                        [ $bug -ne 0 ] && break
                        # Now we have to remove "," if it is present
                        # in the string after the value:
                        saved=$(trim_left "$remain")
                        remain="${saved#,}"
                        if [ "$remain" != "$saved" ]; then
                            remain=$(trim_left "$remain")
                        elif [ -n "$remain" ]; then
                            bug=1
                            break
                        fi
                    else
                        # We are dealing with a simple unquoted string value,
                        # therefore we need to take everything up to the end
                        # of the string, or up to the next comma character:
                        value="${remain%%,*}"
                        if [ "$value" != "$remain" ]; then
                            remain=$(trim_left "${remain#*,}")
                        else
                            remain=""
                        fi
                        value=$(trim_right "$value")
                    fi
                    if [ "$option" = 'CN' -a -n "$value" ]; then
                        echo "$value"
                        return
                    fi
                fi
            else
                remain=""
            fi
        done
    fi

    if [ $bug -ne 0 ]; then
        wsrep_log_error "******** FATAL ERROR **********************************************"
        wsrep_log_error "* Unable to parse the certificate options: '$CN'"
        wsrep_log_error "*******************************************************************"
        exit 22
    fi

    echo ''
}

simple_cleanup()
{
    # Since this is invoked just after exit NNN
    local estatus=$?
    if [ $estatus -ne 0 ]; then
        wsrep_log_error "Cleanup after exit with status: $estatus"
    fi
    if [ -n "$SST_PID" ]; then
        [ "$(pwd)" != "$OLD_PWD" ] && cd "$OLD_PWD"
        [ -f "$SST_PID" ] && rm -f "$SST_PID" || :
    fi
    exit $estatus
}

create_data()
{
    OLD_PWD="$(pwd)"

    if [ -n "$DATA" -a "$DATA" != '.' ]; then
        [ ! -d "$DATA" ] && mkdir -p "$DATA"
        cd "$DATA"
    fi
    DATA_DIR="$(pwd)"

    cd "$OLD_PWD"
}

create_dirs()
{
    local simplify=${1:-0}

    # if no command line argument and INNODB_DATA_HOME_DIR environment
    # variable is not set, try to get it from the my.cnf:
    if [ -z "$INNODB_DATA_HOME_DIR" ]; then
        INNODB_DATA_HOME_DIR=$(parse_cnf '--mysqld' 'innodb-data-home-dir')
        INNODB_DATA_HOME_DIR=$(trim_dir "$INNODB_DATA_HOME_DIR")
    fi

    if [ -n "$INNODB_DATA_HOME_DIR" -a "$INNODB_DATA_HOME_DIR" != '.' -a \
         "$INNODB_DATA_HOME_DIR" != "$DATA_DIR" ]
    then
        # handle both relative and absolute paths:
        cd "$DATA"
        [ ! -d "$INNODB_DATA_HOME_DIR" ] && mkdir -p "$INNODB_DATA_HOME_DIR"
        cd "$INNODB_DATA_HOME_DIR"
        ib_home_dir="$(pwd)"
        cd "$OLD_PWD"
        [ $simplify -ne 0 -a "$ib_home_dir" = "$DATA_DIR" ] && ib_home_dir=""
    fi

    # if no command line argument and INNODB_LOG_GROUP_HOME is not set,
    # then try to get it from the my.cnf:
    if [ -z "$INNODB_LOG_GROUP_HOME" ]; then
        INNODB_LOG_GROUP_HOME=$(parse_cnf '--mysqld' 'innodb-log-group-home-dir')
        INNODB_LOG_GROUP_HOME=$(trim_dir "$INNODB_LOG_GROUP_HOME")
    fi

    if [ -n "$INNODB_LOG_GROUP_HOME" -a "$INNODB_LOG_GROUP_HOME" != '.' -a \
         "$INNODB_LOG_GROUP_HOME" != "$DATA_DIR" ]
    then
        # handle both relative and absolute paths:
        cd "$DATA"
        [ ! -d "$INNODB_LOG_GROUP_HOME" ] && mkdir -p "$INNODB_LOG_GROUP_HOME"
        cd "$INNODB_LOG_GROUP_HOME"
        ib_log_dir="$(pwd)"
        cd "$OLD_PWD"
        [ $simplify -ne 0 -a "$ib_log_dir" = "$DATA_DIR" ] && ib_log_dir=""
    fi

    # if no command line argument and INNODB_UNDO_DIR is not set,
    # then try to get it from the my.cnf:
    if [ -z "$INNODB_UNDO_DIR" ]; then
        INNODB_UNDO_DIR=$(parse_cnf '--mysqld' 'innodb-undo-directory')
        INNODB_UNDO_DIR=$(trim_dir "$INNODB_UNDO_DIR")
    fi

    if [ -n "$INNODB_UNDO_DIR" -a "$INNODB_UNDO_DIR" != '.' -a \
         "$INNODB_UNDO_DIR" != "$DATA_DIR" ]
    then
        # handle both relative and absolute paths:
        cd "$DATA"
        [ ! -d "$INNODB_UNDO_DIR" ] && mkdir -p "$INNODB_UNDO_DIR"
        cd "$INNODB_UNDO_DIR"
        ib_undo_dir="$(pwd)"
        cd "$OLD_PWD"
        [ $simplify -ne 0 -a "$ib_undo_dir" = "$DATA_DIR" ] && ib_undo_dir=""
    fi

    # if no command line argument then try to get it from the my.cnf:
    if [ -z "$ARIA_LOG_DIR" ]; then
        ARIA_LOG_DIR=$(parse_cnf '--mysqld' 'aria-log-dir-path')
        ARIA_LOG_DIR=$(trim_dir "$ARIA_LOG_DIR")
    fi

    if [ -n "$ARIA_LOG_DIR" -a "$ARIA_LOG_DIR" != '.' -a \
         "$ARIA_LOG_DIR" != "$DATA_DIR" ]
    then
        # handle both relative and absolute paths:
        cd "$DATA"
        [ ! -d "$ARIA_LOG_DIR" ] && mkdir -p "$ARIA_LOG_DIR"
        cd "$ARIA_LOG_DIR"
        ar_log_dir="$(pwd)"
        cd "$OLD_PWD"
        [ $simplify -ne 0 -a "$ar_log_dir" = "$DATA_DIR" ] && ar_log_dir=""
    fi
}

wait_previous_sst()
{
    # give some time for previous SST to complete:
    check_round=0
    while check_pid "$SST_PID" 1; do
        wsrep_log_info "Previous SST is not completed, waiting for it to exit"
        check_round=$(( check_round+1 ))
        if [ $check_round -eq 30 ]; then
            wsrep_log_error "previous SST script still running..."
            exit 114 # EALREADY
        fi
        sleep 1
    done

    trap simple_cleanup EXIT
    echo $$ > "$SST_PID"
}

DATA="$WSREP_SST_OPT_DATA"

wsrep_check_datadir
create_data

SST_PID="$DATA/wsrep_sst.pid"

wsrep_log_info "$WSREP_METHOD $WSREP_TRANSFER_TYPE started on $WSREP_SST_OPT_ROLE"
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acyclic	File	15.3 KB	0755
addr2line	File	27.93 KB	0755
alias	File	33 B	0755
animate	File	15.27 KB	0755
appstream-compose	File	31.47 KB	0755
appstream-util	File	116.57 KB	0755
apropos	File	48.52 KB	0755
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arch	File	31.66 KB	0755
aria_chk	File	5.51 MB	0755
aria_dump_log	File	5.3 MB	0755
aria_ftdump	File	5.31 MB	0755
aria_pack	File	5.34 MB	0755
aria_read_log	File	5.46 MB	0755
arpaname	File	15.3 KB	0755
arping	File	27.42 KB	0755
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aserver	File	39.66 KB	0755
aspell	File	151.12 KB	0755
at	File	56.62 KB	0755
atq	File	56.62 KB	0755
atrm	File	56.62 KB	0755
attr	File	15.72 KB	0755
audit2allow	File	14.71 KB	0755
audit2why	File	14.71 KB	0755