58 lines
1.5 KiB
Bash
58 lines
1.5 KiB
Bash
#!/usr/bin/env bash
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set -Eeo pipefail
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# usage: file_env VAR [DEFAULT]
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# ie: file_env 'XYZ_DB_PASSWORD' 'example'
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# (will allow for "$XYZ_DB_PASSWORD_FILE" to fill in the value of
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# "$XYZ_DB_PASSWORD" from a file, especially for Docker's secrets feature)
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file_env() {
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local var="$1"
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local fileVar="${var}_FILE"
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local def="${2:-}"
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# Do not continue if _FILE env is not set
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if ! [ "${!fileVar:-}" ]; then
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return
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elif [ "${!var:-}" ] && [ "${!fileVar:-}" ]; then
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echo >&2 "error: both $var and $fileVar are set (but are exclusive)"
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exit 1
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fi
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local val="$def"
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if [ "${!var:-}" ]; then
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val="${!var}"
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elif [ "${!fileVar:-}" ]; then
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val="$(< "${!fileVar}")"
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fi
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export "$var"="$val"
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unset "$fileVar"
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}
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export KONG_NGINX_DAEMON=${KONG_NGINX_DAEMON:=off}
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if [[ "$1" == "kong" ]]; then
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all_kong_options="/usr/local/share/lua/5.1/kong/templates/kong_defaults.lua"
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set +Eeo pipefail
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while IFS='' read -r LINE || [ -n "${LINE}" ]; do
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opt=$(echo "$LINE" | grep "=" | sed "s/=.*$//" | sed "s/ //" | tr '[:lower:]' '[:upper:]')
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file_env "KONG_$opt"
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done < $all_kong_options
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set -Eeo pipefail
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file_env KONG_PASSWORD
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PREFIX=${KONG_PREFIX:=/usr/local/kong}
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if [[ "$2" == "docker-start" ]]; then
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kong prepare -p "$PREFIX"
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ln -sf /dev/stdout $PREFIX/logs/access.log
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ln -sf /dev/stdout $PREFIX/logs/admin_access.log
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ln -sf /dev/stderr $PREFIX/logs/error.log
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exec /usr/local/openresty/nginx/sbin/nginx \
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-p "$PREFIX" \
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-c nginx.conf
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fi
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fi
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exec "$@"
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