Added basic support for pre/post hooks

bullseye/Dockerfile

@@ -18,6 +18,8 @@ ENV CFG_URL https://raw.githubusercontent.com/joedwards32/CS2/settings.tgz
 
 COPY etc/entry.sh "${HOMEDIR}/entry.sh"
 COPY etc/server.cfg "/etc/server.cfg"
+COPY etc/pre.sh "/etc/pre.sh"
+COPY etc/post.sh "/etc/post.sh"
 
 RUN set -x \
 	# Install, update & upgrade packages

bullseye/etc/entry.sh

@@ -1,4 +1,6 @@
 #!/bin/bash
+
+# Create App Dir
 mkdir -p "${STEAMAPPDIR}" || true
 
 # Download Updates
@@ -27,6 +29,14 @@ sed -i -e "s/{{SERVER_HOSTNAME}}/${CS2_SERVERNAME}/g" \
        -e "s/{{TV_DELAY}}/${TV_DELAY}/g" \
        "${STEAMAPPDIR}"/game/csgo/cfg/server.cfg
 
+# Install hooks
+if [[ ! -f "${STEAMAPPDIR}/pre.sh" ]] ; then
+    cp /etc/pre.sh "${STEAMAPPDIR}/pre.sh"
+fi
+if [[ ! -f "${STEAMAPPDIR}/post.sh" ]] ; then
+    cp /etc/post.sh "${STEAMAPPDIR}/post.sh"
+fi
+
 # Rewrite Config Files
 
 if [[ ! -z $CS2_BOT_DIFFICULTY ]] ; then
@@ -42,6 +52,9 @@ fi
 # Switch to server directory
 cd "${STEAMAPPDIR}/game/bin/linuxsteamrt64"
 
+# Pre Hook
+bash "${STEAMAPPDIR}/pre.sh"
+
 # Construct server arguments
 
 if [[ -z $CS2_GAMEALIAS ]]; then
@@ -70,3 +83,6 @@ eval "./cs2" -dedicated \
         +rcon_password "${CS2_RCONPW}" \
         +sv_password "${CS2_PW}" \
         "${CS2_ADDITIONAL_ARGS}"
+
+# Post Hook
+bash "${STEAMAPPDIR}/post.sh"

bullseye/etc/post.sh

@@ -0,0 +1,5 @@
+#!/bin/bash
+
+# POST HOOK
+#  Make your customisation here
+echo "post-hook: noop"

bullseye/etc/pre.sh

@@ -0,0 +1,5 @@
+#!/bin/bash
+
+# PRE HOOK
+#  Make your customisation here
+echo "pre-hook: noop"