Improve database backup selection logic, Add BINHEX support

Added informative output and correct issue selecting final available backup.
Added binhex (Arch) docker support
Updated READMEmd

Add support for all Docker variants

Change detection to use cgroup

Add BINHEX support,  Update README.md

DBRepair.sh

@@ -396,8 +396,8 @@ HostConfig() {
     return 0
 
 
-  # Docker
-  elif [ -f /bin/s6-svscan ] && [ -d "/config/Library/Application Support" ]; then
+  # Docker (All main docker variants except binhex)
+  elif [ "$(grep docker /proc/1/cgroup | wc -l)" -gt 0 ] && [ -d "/config/Library/Application Support" ]; then
 
     PLEX_SQLITE="/usr/lib/plexmediaserver/Plex SQLite"
     AppSuppDir="/config/Library/Application Support"
@@ -409,6 +409,19 @@ HostConfig() {
     HostType="Docker"
     return 0
 
+  # BINHEX Plex container
+  elif [ "$(grep docker /proc/1/cgroup | wc -l)" -gt 0 ] && [ -d "/config/Plex Media Server" ]; then
+
+    PLEX_SQLITE="/usr/lib/plexmediaserver/Plex SQLite"
+    AppSuppDir="/config"
+    PID_FILE="$AppSuppDir/Plex Media Server/plexmediaserver.pid"
+    DBDIR="$AppSuppDir/Plex Media Server/Plug-in Support/Databases"
+    LOGFILE="$DBDIR/DBRepair.log"
+    LOG_TOOL="logger"
+
+    HostType="BINHEX"
+    return 0
+
   # Western Digital (OS5)
   elif [ -f /etc/system.conf ] && [ -d /mnt/HD/HD_a2/Nas_Prog/plexmediaserver ] && \
        grep "Western Digital Corp" /etc/system.conf >/dev/null; then
@@ -959,14 +972,16 @@ do
       Output "Checking for a usable backup."
       Candidate=""
 
+      Output "Database backups available are:  $Dates"
       for i in $Dates
       do
 
         # Check candidate
-        if [ -e $CPPL.db-$i          ] && \
-           [ -e $CPPL.blobs.db-$i    ] && \
-           CheckDB $CPPL.db-$i         && \
-           CheckDB $CPPL.blobs.db-$i   ; then
+        if [ -e $CPPL.db-$i          ]   && \
+           [ -e $CPPL.blobs.db-$i    ]   && \
+           Output "Checking database $i" && \
+           CheckDB $CPPL.db-$i           && \
+           CheckDB $CPPL.blobs.db-$i     ; then
 
           Output "Found valid database backup date: $i"
           Candidate=$i
@@ -1052,11 +1067,11 @@ do
               WriteLog "Replace - Verify databases - FAIL"
               Fail=1
             fi
-          fi
 
-          # If successful, save
-          [ $Fail -eq 0 ] && SetLast "Replace" "$TimeStamp"
-          break
+            # If successful, save
+            [ $Fail -eq 0 ] && SetLast "Replace" "$TimeStamp"
+            break
+          fi
         fi
       done