update readme

Author: aptalca

README.md

@@ -77,15 +77,6 @@ To display the QR codes of active peers again, you can use the following command
 
 The templates used for server and peer confs are saved under `/config/templates`. Advanced users can modify these templates and force conf generation by deleting `/config/wg0.conf` and restarting the container.
 
-## Site-to-site VPN
-Site-to-site VPN requires customizing the `AllowedIPs` statement for a specific peer in `wg0.conf`. Since `wg0.conf` is autogenerated when server vars are changed, it is not recommended to edit it manually.
-
-In order to customize the `AllowedIPs` statement for a specific peer in `wg0.conf`, you can set an env var `SERVER_ALLOWEDIPS_PEER_<peer name or number>` to the additional subnets you'd like to add, comma separated and excluding the peer IP (ie. `"192.168.1.0/24,192.168.2.0/24"`). Replace `<peer name or number>` with either the name or number of a peer (whichever is used in the `PEERS` var).
-
-`SERVER_ALLOWEDIPS_PEER_laptop="192.168.1.0/24,192.168.2.0/24"` will result in the wg0.conf entry `AllowedIPs = 10.13.13.2,192.168.1.0/24,192.168.2.0/24` for the peer named `laptop`.
-
-Keep in mind that this var will only be considered when the confs are regenerated. Adding this var for an existing peer won't force a regeneration. You can delete wg0.conf and restart the container to force regeneration if necessary.
-
 ## Client Mode
 Do not set the `PEERS` environment variable. Drop your client conf into the config folder as `/config/wg0.conf` and start the container. 
 
@@ -113,6 +104,20 @@ When routing via Wireguard from another container using the `service` option in
   PreDown = HOMENET=192.168.0.0/16; HOMENET2=10.0.0.0/8; HOMENET3=172.16.0.0/12; ip route del $HOMENET3 via $DROUTE;ip route del $HOMENET2 via $DROUTE; ip route del $HOMENET via $DROUTE; iptables -D OUTPUT ! -o %i -m mark ! --mark $(wg show %i fwmark) -m addrtype ! --dst-type LOCAL -j REJECT; iptables -D OUTPUT -d $HOMENET -j ACCEPT; iptables -D OUTPUT -d $HOMENET2 -j ACCEPT; iptables -D OUTPUT -d $HOMENET3 -j ACCEPT
   ```
 
+## Site-to-site VPN
+
+** Note: This is not a supported configuration by Linuxserver.io - use at your own risk.
+
+Site-to-site VPN in server mode requires customizing the `AllowedIPs` statement for a specific peer in `wg0.conf`. Since `wg0.conf` is autogenerated when server vars are changed, it is not recommended to edit it manually.
+
+In order to customize the `AllowedIPs` statement for a specific peer in `wg0.conf`, you can set an env var `SERVER_ALLOWEDIPS_PEER_<peer name or number>` to the additional subnets you'd like to add, comma separated and excluding the peer IP (ie. `"192.168.1.0/24,192.168.2.0/24"`). Replace `<peer name or number>` with either the name or number of a peer (whichever is used in the `PEERS` var).
+
+For instance `SERVER_ALLOWEDIPS_PEER_laptop="192.168.1.0/24,192.168.2.0/24"` will result in the wg0.conf entry `AllowedIPs = 10.13.13.2,192.168.1.0/24,192.168.2.0/24` for the peer named `laptop`.
+
+Keep in mind that this var will only be considered when the confs are regenerated. Adding this var for an existing peer won't force a regeneration. You can delete wg0.conf and restart the container to force regeneration if necessary.
+
+Don't forget to set the necessary POSTUP and POSTDOWN rules in your client's peer conf for lan access.
+
 ## Usage
 
 Here are some example snippets to help you get started creating a container.

readme-vars.yml

@@ -74,15 +74,6 @@ app_setup_block: |
 
   The templates used for server and peer confs are saved under `/config/templates`. Advanced users can modify these templates and force conf generation by deleting `/config/wg0.conf` and restarting the container.
 
-  ## Site-to-site VPN
-  Site-to-site VPN requires customizing the `AllowedIPs` statement for a specific peer in `wg0.conf`. Since `wg0.conf` is autogenerated when server vars are changed, it is not recommended to edit it manually.
-
-  In order to customize the `AllowedIPs` statement for a specific peer in `wg0.conf`, you can set an env var `SERVER_ALLOWEDIPS_PEER_<peer name or number>` to the additional subnets you'd like to add, comma separated and excluding the peer IP (ie. `"192.168.1.0/24,192.168.2.0/24"`). Replace `<peer name or number>` with either the name or number of a peer (whichever is used in the `PEERS` var).
-  
-  `SERVER_ALLOWEDIPS_PEER_laptop="192.168.1.0/24,192.168.2.0/24"` will result in the wg0.conf entry `AllowedIPs = 10.13.13.2,192.168.1.0/24,192.168.2.0/24` for the peer named `laptop`.
-  
-  Keep in mind that this var will only be considered when the confs are regenerated. Adding this var for an existing peer won't force a regeneration. You can delete wg0.conf and restart the container to force regeneration if necessary.
-
   ## Client Mode
   Do not set the `PEERS` environment variable. Drop your client conf into the config folder as `/config/wg0.conf` and start the container. 
 
@@ -109,7 +100,22 @@ app_setup_block: |
     PostUp = DROUTE=$(ip route | grep default | awk '{print $3}'); HOMENET=192.168.0.0/16; HOMENET2=10.0.0.0/8; HOMENET3=172.16.0.0/12; ip route add $HOMENET3 via $DROUTE;ip route add $HOMENET2 via $DROUTE; ip route add $HOMENET via $DROUTE;iptables -I OUTPUT -d $HOMENET -j ACCEPT;iptables -A OUTPUT -d $HOMENET2 -j ACCEPT; iptables -A OUTPUT -d $HOMENET3 -j ACCEPT;  iptables -A OUTPUT ! -o %i -m mark ! --mark $(wg show %i fwmark) -m addrtype ! --dst-type LOCAL -j REJECT
     PreDown = HOMENET=192.168.0.0/16; HOMENET2=10.0.0.0/8; HOMENET3=172.16.0.0/12; ip route del $HOMENET3 via $DROUTE;ip route del $HOMENET2 via $DROUTE; ip route del $HOMENET via $DROUTE; iptables -D OUTPUT ! -o %i -m mark ! --mark $(wg show %i fwmark) -m addrtype ! --dst-type LOCAL -j REJECT; iptables -D OUTPUT -d $HOMENET -j ACCEPT; iptables -D OUTPUT -d $HOMENET2 -j ACCEPT; iptables -D OUTPUT -d $HOMENET3 -j ACCEPT
     ```
+
+  ## Site-to-site VPN
+
+  ** Note: This is not a supported configuration by Linuxserver.io - use at your own risk.
+
+  Site-to-site VPN in server mode requires customizing the `AllowedIPs` statement for a specific peer in `wg0.conf`. Since `wg0.conf` is autogenerated when server vars are changed, it is not recommended to edit it manually.
+
+  In order to customize the `AllowedIPs` statement for a specific peer in `wg0.conf`, you can set an env var `SERVER_ALLOWEDIPS_PEER_<peer name or number>` to the additional subnets you'd like to add, comma separated and excluding the peer IP (ie. `"192.168.1.0/24,192.168.2.0/24"`). Replace `<peer name or number>` with either the name or number of a peer (whichever is used in the `PEERS` var).
+  
+  For instance `SERVER_ALLOWEDIPS_PEER_laptop="192.168.1.0/24,192.168.2.0/24"` will result in the wg0.conf entry `AllowedIPs = 10.13.13.2,192.168.1.0/24,192.168.2.0/24` for the peer named `laptop`.
   
+  Keep in mind that this var will only be considered when the confs are regenerated. Adding this var for an existing peer won't force a regeneration. You can delete wg0.conf and restart the container to force regeneration if necessary.
+
+  Don't forget to set the necessary POSTUP and POSTDOWN rules in your client's peer conf for lan access.
+
+
 # changelog
 changelogs:
   - { date: "11.02.21:", desc: "Fix bug related to changing internal subnet and named peer confs not updating." }