remove shared memory files before starting the FTL process. Mimics ba…

…re metal service script (to an extent)

Signed-off-by: Adam Warner <me@adamwarner.co.uk>

s6/debian-root/etc/cont-init.d/20-start.sh

@@ -2,7 +2,7 @@
 set -e
 
 bashCmd='bash -e'
-if [ "${PH_VERBOSE:-0}" -gt 0 ] ; then 
+if [ "${PH_VERBOSE:-0}" -gt 0 ] ; then
     set -x ;
     bashCmd='bash -e -x'
 fi
@@ -11,8 +11,8 @@ fi
 
 $bashCmd /start.sh
 # Gotta go fast, no time for gravity
-if [ -n "$PYTEST" ]; then 
-    sed -i 's/^gravity_spinup$/#gravity_spinup # DISABLED FOR PYTEST/g' "$(which gravity.sh)" 
+if [ -n "$PYTEST" ]; then
+    sed -i 's/^gravity_spinup$/#gravity_spinup # DISABLED FOR PYTEST/g' "$(which gravity.sh)"
 fi
 if [ -z "$SKIPGRAVITYONBOOT" ]; then
     gravity.sh
@@ -21,6 +21,6 @@ else
 fi
 
 # Kill dnsmasq because s6 won't like it if it's running when s6 services start
-kill -9 $(pgrep pihole-FTL) || true
+kill -9 $(pgrep pihole-FTL) || true # TODO: REVISIT THIS SO AS TO NOT kill -9
 
 pihole -v

s6/debian-root/etc/services.d/pihole-FTL/finish

@@ -1,4 +1,4 @@
 #!/usr/bin/with-contenv bash
 
 s6-echo "Stopping pihole-FTL"
-kill -9 $(pgrep pihole-FTL)
+kill -9 $(pgrep pihole-FTL) # TODO: REVISIT THIS SO AS TO NOT kill -9

s6/debian-root/etc/services.d/pihole-FTL/run

@@ -1,6 +1,9 @@
 #!/usr/bin/with-contenv bash
 
 s6-echo "Starting pihole-FTL ($FTL_CMD) as ${DNSMASQ_USER}"
+# Remove possible leftovers from previous pihole-FTL processes
+rm -f /dev/shm/FTL-* 2> /dev/null
+rm /run/pihole/FTL.sock 2> /dev/null
 s6-setuidgid ${DNSMASQ_USER} pihole-FTL $FTL_CMD >/dev/null 2>&1
 
 # Notes on above: