Added ability to failover any missing/unknown packages on restore

scripts/os_debian

@@ -43,6 +43,7 @@ fi
 
 install=""
 
+echo " * Installing required packages"
 dpkg-query -s 'rsync' &>/dev/null               || install+=" rsync"
 dpkg-query -s 'aptitude' &>/dev/null            || install+=" aptitude"
 dpkg-query -s 'borgbackup' &>/dev/null          || install+=" borgbackup"
@@ -53,8 +54,10 @@ if [[ -n "\$install" ]]; then
     apt -y install \$install
 fi
 
+echo " * Enabling 32-bit packages"
 grep ':i386' InstallOnly.list &>/dev/null && dpkg --add-architecture i386
 
+echo " * Restoring repositories and keys"
 cp -a sources.list /etc/apt/sources.list
 rsync --ignore-existing -raz sources.list.d/ /etc/apt/sources.list.d/
 rsync --ignore-existing -raz trusted.gpg.d/ /etc/apt/trusted.gpg.d/
@@ -62,8 +65,32 @@ rsync --ignore-existing -raz trusted.gpg.d/ /etc/apt/trusted.gpg.d/
 
 apt update
 
-xargs aptitude --schedule-only install < InstallOnly.list
+failinstall=""
+
+echo " * Gathering installed packages"
+#xargs aptitude --schedule-only install < InstallOnly.list
+while read p; do
+    dpkg-query -s "$p" &>/dev/null 
+    if [[ "$?" -eq 1 ]]; then
+        aptitude --schedule-only install "$p"
+        if [[ "$?" -ne 0 ]]; then
+            if [[ -z "$failinstall" ]]; then
+                failinstall+="$p"
+            else
+                failinstall+=", $p"
+            fi
+        fi
+    fi
+done < InstallOnly.list
+
+echo "Packages that failed to schedule for install:"
+echo "$failinstall"
+
+echo " * Restoring installed packages (please confirm)"
 aptitude install
+
+echo "Packages that failed to schedule for install:"
+echo "$failinstall"
 EOF
     chmod ug+rx restore.sh
     popd || exit 2