move active wg confs to subfolder, add migration step

root/etc/s6-overlay/s6-rc.d/init-wireguard-confs/run

@@ -2,6 +2,15 @@
 # shellcheck shell=bash
 # shellcheck disable=SC2016,SC1091,SC2183
 
+mkdir -p /config/wg_confs
+
+# migration to subfolder for wg confs
+if [[ -z "$(ls -A /config/wg_confs)" ]] && [[ -f /config/wg0.conf ]]; then
+    echo "**** Performing migration to new folder structure for confs. Please see the image changelog 2023-10-03 entry for more details. ****"
+    cp /config/wg0.conf /config/wg_confs/wg0.conf
+    rm -rf /config/wg0.conf || :
+fi
+
 # prepare templates
 if [[ ! -f /config/templates/server.conf ]]; then
     cp /defaults/server.conf /config/templates/server.conf
@@ -21,7 +30,7 @@ generate_confs () {
         wg genkey | tee /config/server/privatekey-server | wg pubkey > /config/server/publickey-server
     fi
     eval "$(printf %s)
-    cat <<DUDE > /config/wg0.conf
+    cat <<DUDE > /config/wg_confs/wg0.conf
 $(cat /config/templates/server.conf)
 
 DUDE"
@@ -61,7 +70,7 @@ DUDE"
 $(cat /config/templates/peer.conf)
 DUDE"
         # add peer info to server conf with presharedkey
-        cat <<DUDE >> /config/wg0.conf
+        cat <<DUDE >> /config/wg_confs/wg0.conf
 [Peer]
 # ${PEER_ID}
 PublicKey = $(cat "/config/${PEER_ID}/publickey-${PEER_ID}")
@@ -75,7 +84,7 @@ DUDE
 $(sed '/PresharedKey/d' "/config/templates/peer.conf")
 DUDE"
         # add peer info to server conf without presharedkey
-        cat <<DUDE >> /config/wg0.conf
+        cat <<DUDE >> /config/wg_confs/wg0.conf
 [Peer]
 # ${PEER_ID}
 PublicKey = $(cat "/config/${PEER_ID}/publickey-${PEER_ID}")
@@ -85,22 +94,22 @@ DUDE
       # add peer's allowedips to server conf
       if [[ -n "${!SERVER_ALLOWEDIPS}" ]]; then
         echo "Adding ${!SERVER_ALLOWEDIPS} to wg0.conf's AllowedIPs for peer ${i}"
-        cat <<DUDE >> /config/wg0.conf
+        cat <<DUDE >> /config/wg_confs/wg0.conf
 AllowedIPs = ${CLIENT_IP}/32,${!SERVER_ALLOWEDIPS}
 DUDE
       else
-        cat <<DUDE >> /config/wg0.conf
+        cat <<DUDE >> /config/wg_confs/wg0.conf
 AllowedIPs = ${CLIENT_IP}/32
 DUDE
       fi
       # add PersistentKeepalive if the peer is specified
       if [[ -n "${PERSISTENTKEEPALIVE_PEERS_ARRAY}" ]] && ([[ "${PERSISTENTKEEPALIVE_PEERS_ARRAY[0]}" = "all" ]] || printf '%s\0' "${PERSISTENTKEEPALIVE_PEERS_ARRAY[@]}" | grep -Fxqz -- "${i}"); then
-        cat <<DUDE >> /config/wg0.conf
+        cat <<DUDE >> /config/wg_confs/wg0.conf
 PersistentKeepalive = 25
 
 DUDE
       else
-        cat <<DUDE >> /config/wg0.conf
+        cat <<DUDE >> /config/wg_confs/wg0.conf
 
 DUDE
       fi
@@ -157,7 +166,7 @@ if [[ -n "$PEERS" ]]; then
     else
         echo "**** Peer DNS servers will be set to $PEERDNS ****"
     fi
-    if [[ ! -f /config/wg0.conf ]]; then
+    if [[ ! -f /config/wg_confs/wg0.conf ]]; then
         echo "**** No wg0.conf found (maybe an initial install), generating 1 server and ${PEERS} peer/client confs ****"
         generate_confs
         save_vars

root/etc/s6-overlay/s6-rc.d/svc-wireguard/run

@@ -4,7 +4,7 @@
 unset WG_CONFS
 rm -rf /app/activeconfs
 # Enumerate interfaces
-for wgconf in $(ls /config/*.conf); do
+for wgconf in $(ls /config/wg_confs/*.conf); do
     if grep -q "\[Interface\]" "${wgconf}"; then
         echo "**** Found WG conf ${wgconf}, adding to list ****"
         WG_CONFS+=("${wgconf}")