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diff --git a/tools/Z99-cloud-locale-test.sh b/tools/Z99-cloud-locale-test.sh
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index 4978d87..38cfd05 100644
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--- a/tools/Z99-cloud-locale-test.sh
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+++ b/tools/Z99-cloud-locale-test.sh
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@@ -3,16 +3,19 @@
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#
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#
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# Author: Ben Howard <ben.howard@canonical.com>
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# Author: Ben Howard <ben.howard@canonical.com>
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# Author: Scott Moser <scott.moser@ubuntu.com>
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# Author: Scott Moser <scott.moser@ubuntu.com>
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# (c) 2012, Canonical Group, Ltd.
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# Author: Steve Langasek <steve.langasek@ubuntu.com>
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# (c) 2012, 2018, Canonical Group, Ltd.
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#
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#
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# This file is part of cloud-init. See LICENSE file for license information.
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# This file is part of cloud-init. See LICENSE file for license information.
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# Purpose: Detect invalid locale settings and inform the user
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# Purpose: Ensure the user has a valid locale upon remote login.
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#  of how to fix them.
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locale_warn() {
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locale_fixup() {
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    local bad_names="" bad_lcs="" key="" val="" var="" vars="" bad_kv=""
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    local bad_names="" bad_lcs="" key="" val="" var="" vars="" bad_kv=""
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    local w1 w2 w3 w4 remain
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    local w1 w2 w3 w4 remain
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    # if we are given an invalid locale, try to set to a
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    # least-common-denominator UTF-8 locale for maximal compatibility.
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    local default_locale=C.UTF-8
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    # if shell is zsh, act like sh only for this function (-L).
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    # if shell is zsh, act like sh only for this function (-L).
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    # The behavior change will not permenently affect user's shell.
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    # The behavior change will not permenently affect user's shell.
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@@ -22,79 +25,42 @@ locale_warn() {
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    # VARIABLE=
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    # VARIABLE=
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    # VARIABLE="value"
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    # VARIABLE="value"
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    # locale: Cannot set LC_SOMETHING to default locale
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    # locale: Cannot set LC_SOMETHING to default locale
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    # glibc's 'locale' command outputs VARIABLE=foo for variables set in
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    # the environment, and VARIABLE="foo" for locale settings that are
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    # derived.  Use this to minimize the set of variables we are overriding
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    # to those that are specifically detected to be broken.
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    while read -r w1 w2 w3 w4 remain; do
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    while read -r w1 w2 w3 w4 remain; do
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        case "$w1" in
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        case "$w1" in
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            locale:) bad_names="${bad_names} ${w4}";;
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            locale:) bad_names="${bad_names} ${w4}";;
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            *)
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            *)
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                key=${w1%%=*}
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                key=${w1%%=*}
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                val=${w1#*=}
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                val=${w1#*=}
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                val=${val#\"}
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                case $val in
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                val=${val%\"}
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                    \"*\"|"")
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                vars="${vars} $key=$val";;
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                         # quoted means inferred; don't override it,
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                         # nor an empty value
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                         ;;
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                     *)
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                         set_vars="$key $set_vars"
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                         ;;
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                esac
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        esac
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        esac
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    done
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    done
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    for bad in $bad_names; do
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    for bad in $bad_names; do
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        for var in ${vars}; do
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        case $set_vars in
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            [ "${bad}" = "${var%=*}" ] || continue
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            *$bad*)
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            val=${var#*=}
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                echo "$bad=$default_locale"
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            [ "${bad_lcs#* ${val}}" = "${bad_lcs}" ] &&
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                echo export $bad
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                bad_lcs="${bad_lcs} ${val}"
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                ;;
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            bad_kv="${bad_kv} $bad=$val"
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            *LANG\ *)
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            break
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                echo "LANG=$default_locale"
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        done
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                echo export LANG
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    done
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                ;;
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    bad_lcs=${bad_lcs# }
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        esac
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    bad_kv=${bad_kv# }
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    [ -n "$bad_lcs" ] || return 0
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    printf "_____________________________________________________________________\n"
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    printf "WARNING! Your environment specifies an invalid locale.\n"
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    printf " The unknown environment variables are:\n   %s\n" "$bad_kv"
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    printf " This can affect your user experience significantly, including the\n"
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    printf " ability to manage packages. You may install the locales by running:\n\n"
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    local bad invalid="" to_gen="" sfile="/usr/share/i18n/SUPPORTED"
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    local pkgs=""
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    if [ -e "$sfile" ]; then
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        for bad in ${bad_lcs}; do
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            grep -q -i "${bad}" "$sfile" &&
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                to_gen="${to_gen} ${bad}" ||
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                invalid="${invalid} ${bad}"
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        done
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    else
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        printf "  sudo apt-get install locales\n"
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        to_gen=$bad_lcs
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    fi
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    to_gen=${to_gen# }
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    local pkgs=""
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    for bad in ${to_gen}; do
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        pkgs="${pkgs} language-pack-${bad%%_*}"
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    done
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    pkgs=${pkgs# }
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    if [ -n "${pkgs}" ]; then
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        printf "   sudo apt-get install ${pkgs# }\n"
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        printf "     or\n"
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        printf "   sudo locale-gen ${to_gen# }\n"
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        printf "\n"
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    fi
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    for bad in ${invalid}; do
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        printf "WARNING: '${bad}' is an invalid locale\n"
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    done
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    done
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    printf "To see all available language packs, run:\n"
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    printf "   apt-cache search \"^language-pack-[a-z][a-z]$\"\n"
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    printf "To disable this message for all users, run:\n"
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    printf "   sudo touch /var/lib/cloud/instance/locale-check.skip\n"
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    printf "_____________________________________________________________________\n\n"
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    # only show the message once
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    : > ~/.cloud-locale-test.skip 2>/dev/null || :
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}
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}
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[ -f ~/.cloud-locale-test.skip -o -f /var/lib/cloud/instance/locale-check.skip ] ||
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eval $(locale 2>&1 | locale_fixup)
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    locale 2>&1 | locale_warn
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unset locale_warn
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unset locale_fixup
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# vi: ts=4 expandtab
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# vi: ts=4 expandtab
Reviewer	Review Type	Date Requested	Status
Scott Moser		2018-06-15	Needs Information on 2018-06-20
Server Team CI bot	continuous-integration		Approve on 2018-06-15
Review via email: mp+348101@code.launchpad.net