Add support for two servers. This is a breaking change from before, as it creates new volumes with 1 and 2 in their names, allowing for 3, 4, ..., n.

.gitignore

@@ -1,4 +1,4 @@
 .idea
 *.iml
-.env
+.env*
 node_modules/

README.md

@@ -30,12 +30,33 @@ git clone https://ceregatti.org/git/daniel/dayzdockerserver.git
 cd dayzdockerserver
 ```
 
-Create a `.env` file that contains your user id. Usually the `${UID}` shell variable has this:
+Create a `.env` file for the web container that contains your user id. Usually the `${UID}` shell variable has this:
 
 ```shell
 echo "export USER_ID=${UID}" | tee .env
 ```
 
+Repeat the above for server1, which uses .env1 (and so on):
+```shell
+echo "export USER_ID=${UID}" | tee .env1
+```
+
+But each server must also set its own unique ports:
+```shell
+echo "export SERVER_PORT=2302" | tee -a .env1
+echo "export RCON_PORT=2303" | tee -a .env1
+echo "export STEAM_PORT=27016" | tee -a .env1
+```
+
+Repeat the above for each server you want to run, making sure the ports are unique across all servers:
+```shell
+echo "export USER_ID=${UID}" | tee .env2
+echo "export SERVER_PORT=2312" | tee -a .env2
+echo "export RCON_PORT=2313" | tee -a .env2
+echo "export STEAM_PORT=27116" | tee -a .env2
+
+
+```shell
 Build the Docker images:
 
 ```shell
@@ -76,7 +97,7 @@ hostname = "Something other than Server Name";   // Server name
 Install the server config file:
 
 ```shell
-docker compose run --rm server dz c
+docker compose run --rm server1 dz c
 ```
 
 The maintenance of the config file is a work in progress. The goal is to create a facility for merging changes into the config file and maintain a paper trail of changes.
@@ -86,18 +107,18 @@ Launch the stack into the background:
 docker compose up -d
 ```
 
-There will be nothing in mpmissions when the server container starts for the first time. A pristine copy of `dayzOffline.chernarusplus` will be copied from the `mpmission` volume to the server container. This will be the default map. To install other maps, see [Maps](#maps).
+There will be nothing in mpmissions when a server container starts for the first time. A pristine copy of `dayzOffline.chernarusplus` will be copied from the `mpmission` volume to the server container. This will be the default map. To install other maps, see [Maps](#maps).
 
 To see the server log:
 
 ```shell
-docker compose logs -f server
+docker compose logs -f server1
 ```
 ## Stopping the server
 
 To stop the DayZ server:
 ```shell
-docker compose exec server dz stop
+docker compose exec server1 dz stop
 ```
 
 If it exits cleanly, the container will also stop. Otherwise a crash is presumed and the server will restart. Ideally, the server would always exit cleanly, but... it's DayZ.
@@ -126,13 +147,13 @@ A terminal-based RCON client is included: https://github.com/indepth666/py3rcon.
 The dz script manages what's necessary to configure and run it:
 
 ```shell
-docker compose exec server dz rcon
+docker compose exec server1 dz rcon
 ```
 
 To reset the RCON password in the Battle Eye configuration file, simply delete it, and a random one will be generated on the next server startup:
 
 ```shell
-docker compose run --rm server rm serverfiles/battleye/baserver_x64_active*
+docker compose run --rm server1 rm serverfiles/battleye/baserver_x64_active*
 ```
 
 Don't expect much from this RCON at this time.
@@ -159,13 +180,13 @@ Don't forget to [bring it back up](#run).
 
 To stop the server:
 ```shell
-docker compose exec server dz stop
+docker compose exec server1 dz stop
 ```
 
 The above sends the SIGINT signal to the server process. The server sometimes fails to stop with this signal. It may be necessary to force stop it with the SIGKILL:
 
 ```shell
-docker compose exec server dz force
+docker compose exec server1 dz force
 ```
 
 When the server exits cleanly, i.e. exit code 0, the container also stops. Otherwise, a crash is presumed, and the server will be automatically restarted.
@@ -180,8 +201,8 @@ docker compose down
 Interactive interface for managing mods. 
 
 ```
-docker compose exec server dz activate id | add id1 | deactivate id | list | modupdate | remove id
+docker compose exec server1 dz activate id | add id1 | deactivate id | list | modupdate | remove id
-docker compose exec server dz a id | add id1 | d id | l | m | r id
+docker compose exec server1 dz a id | add id1 | d id | l | m | r id
 ```
 
 Look for mods in the [DayZ Workshop](https://steamcommunity.com/app/221100/workshop/). Browse to one. In its URL will be
@@ -232,9 +253,7 @@ This allows access to the server container using exec. You can then start and st
 
 ```shell
 # Go into the server container
-docker compose exec shell bash
+docker compose exec server1 bash
-# Because this is now in the environment and keeping the server from starting, it'd still keep the server from starting unless we unset it
-unset DEVELOPMENT
 # See what the server status is
 dz s
 # Start it

docker-compose.yml

@@ -1,18 +1,24 @@
 volumes:
-  # For steamcmd files and resource files used by the scripts
+  # Only in the web container.
+  # For steamcmd files and resource files used by the scripts.
   homedir_main:
-  # For Steam, for now
+  # Shared by all containers.
-  homedir_server:
+  # Mods.
+  mods:
   # Where the server files will be installed
   serverfiles:
-  # Server profile files
-  profiles:
   # Upstream mission files
   servermpmissions:
+  # Server-specific volumes
+  # For Steam, for now
+  homedir_server1:
+  homedir_server2:
   # Server mission files
-  mpmissions:
+  mpmissions1:
-  # Mods
+  mpmissions2:
-  mods:
+  # Server profile files
+  profiles1:
+  profiles2:
 
 services:
 
@@ -37,21 +43,23 @@ services:
     env_file:
       - .env
 
-  server:
+  server1:
     build:
       context: server
       args:
         - USER_ID
     user: ${USER_ID}
     volumes:
-      - homedir_server:/home/user
+      # Common volumes
+      - ./files:/files
+      - mods:/mods
+      - ./server:/server
       - serverfiles:/serverfiles
       - servermpmissions:/mpmissions:ro
-      - mods:/mods
+      # Server-specific volumes
-      - mpmissions:/serverfiles/mpmissions
+      - homedir_server1:/home/user
-      - profiles:/profiles
+      - mpmissions1:/serverfiles/mpmissions
-      - ./files:/files
+      - profiles1:/profiles
-      - ./server:/server
     # To have the server show up in the LAN tab of the DayZ launcher,
     # it must run under host mode.
     network_mode: host
@@ -77,4 +85,27 @@ services:
 #        soft: -1
 #        hard: -1
     env_file:
-      - .env
+      - .env1
+
+  # Copy and paste this for every other server you want to run, replacing 2 with 3, and so on.
+  server2: # <-- here
+    build:
+      context: server
+      args:
+        - USER_ID
+    user: ${USER_ID}
+    volumes:
+      # Common volumes
+      - ./files:/files
+      - mods:/mods
+      - ./server:/server
+      - serverfiles:/serverfiles
+      - servermpmissions:/mpmissions:ro
+      # Server-specific volumes
+      - homedir_server2:/home/user # <-- here
+      - mpmissions2:/serverfiles/mpmissions # <-- here
+      - profiles2:/profiles # <-- here
+    network_mode: host
+    restart: no
+    env_file:
+      - .env2 # <-- here

files/bin/dz-common

@@ -5,9 +5,9 @@ set -eEa
 # If you want/need the server and rcon ports to be different, set them here.
 # The steam query port is set in serverDZ.cfg.
 
-# Server port
+# Server port. Set these in the .env file for the container.
-port=2302
+port=${SERVER_PORT}
-rcon_port=2303
+rcon_port=${RCON_PORT}
 
 # Don't change anything else.