builds custom environment file from a cfg file and uses docker env-file option to use in yaml template file

which uses make-env-file script that sets defaults against the cfg settings.

.gitignore

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+*.env

docker-compose.yml

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+version: "2.1"
+services:
+  code-server:
+    image: ghcr.io/linuxserver/code-server
+    container_name: ${Name}
+    environment:
+      - PUID=${PUID}
+      - PGID=${PGID}
+      - TZ=${TZ}
+      - PASSWORD=${Password}
+      # in container files directory
+      # - USER_DATA_DIR=/config/workspace
+    volumes:
+      - ${Config}:/config
+      - ${Files}:/config/workspace
+
+    ports:
+      - ${Port}:8443
+    restart: unless-stopped

editors/example.cfg

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+#!/bin/bash
+# Name=containername
+# USER=jim
+# TZ=America/Los_Angles
+# Password=jimshoe
+Parent_Folder=/mnt/data
+Files=/mnt/data/test-files
+Port=4321 # should be changed to avoid conflict with other containers

make-env-file

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+#!/bin/bash
+
+is_p_int() { [ "$1" ] && [ -z "${1//[0-9]}" ] ;}
+
+declare -A settings
+
+[[ ! $(getent group docker) ]] && echo no docker group on machine, exiting && exit
+[[ ! $1 ]] && echo "no editor set, usage make <editor>" && exit
+SDIR=$(cd $(dirname $(readlink -f "$0")) >/dev/null 2>&1 ; pwd -P)
+ENV_FILE=$SDIR/editors/${1}.cfg
+# source any environment for particular site
+# shopt -s extglob
+# ENV_FILE=$(ls ${FILE}* 2> /dev/null | grep -v '.off$\|.example$\|.tmpl$\|.template$')
+[[  -f $ENV_FILE ]] && source $ENV_FILE || echo WARNING no settings file $ENV_FILE, using defaults
+PUID=$(id -u $USER 2> /dev/null)
+[[ ! $PUID ]] && echo no user $USER, exiting && exit
+[[ ! $(getent group docker | grep ${USER}) ]] && echo $USER not in docker group, exiting && exit
+__ce_PUID=${PUID:-$([[ ! $(is_p_int PUID) ]] && echo $(id -u ))}
+__ce_PGID=${PGID:-$(getent group docker | cut -d: -f3)}
+ename=$(basename "${1%.*}")
+__ce_Name=${Name:-$ename-files-editor}
+__ce_TZ=${TZ:-"America/Los_Angeles"}
+__ce_Password=${Password:-password}
+Parent_Folder=${Parent_Folder:-${HOME}/.local/share/code-edit}
+__ce_Files=${Files:-${Parent_Folder}/$ename/files}
+mkdir -p ${__ce_Files}
+__ce_Config=${Config:-${Parent_Folder}/$ename/config}
+mkdir -p ${__ce_Config}
+__ce_Port=${Port:-8443}
+
+echo "$( set -o posix ; set | grep __ce_ | sed 's/__ce_//')" > $SDIR/editors/docker.$ename.env

restart

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+#!/bin/bash
+[[ ! $1 ]] && echo "no editor set, usage restart <editor>" && exit
+SDIR=$(cd $(dirname $(readlink -f "$0")) >/dev/null 2>&1 ; pwd -P)
+source $SDIR/stop $1
+source $SDIR/start $1

start

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+#!/bin/bash
+[[ ! $1 ]] && echo "no editor set, usage start <editor>" && exit
+SDIR=$(cd $(dirname $(readlink -f "$0")) >/dev/null 2>&1 ; pwd -P)
+env_file=$SDIR/editors/docker.${1}.env
+[[ ! -f $env_file ]] && $($SDIR/make-env-file $1)
+docker-compose --env-file $SDIR/editors/docker.${1}.env up -d

stop

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+#!/bin/bash
+[[ ! $1 ]] && echo "no editor set, usage start <editor>" && exit
+SDIR=$(cd $(dirname $(readlink -f "$0")) >/dev/null 2>&1 ; pwd -P)
+env_file=$SDIR/editors/docker.${1}.env
+[[ ! -f $env_file ]] && $($SDIR/make-env-file $1)
+docker-compose --env-file $SDIR/editors/docker.${1}.env down