new: [base] manage ``buster`` deprecating repositories

``buster-backports`` are now archived

precise/base-0k/hooks/install.d/00-base.sh

@@ -41,7 +41,7 @@ apt:update() {
         echo "Failed to 'apt-get update', looking for fixes..."
         old_tried_length="${#tried[@]}"
         failed_fetch=$(printf "%s" "$out" | egrep "^E: Failed to fetch .*404\s+Not Found")
-        failed_release=$(printf "%s" "$out" | egrep "^[EW]: The repository '.*' does (no longer|not) have a Release file.$")
+        failed_release=$(printf "%s" "$out" | egrep "^[EW]: The repository '.*' (does (no longer|not) have|no longer has) a Release file.$")
         changed_release=$(printf "%s" "$out" | egrep "^[EW]: Repository '.*' changed its 'Suite' value from .* to .*$")
         if [[ " ${tried[*]} " != *" stretch-updates-fix "* ]] &&
                [[ "$failed_fetch" == *" http://archive.debian.org/dists/stretch/updates/"* ]]; then
@@ -55,21 +55,23 @@ apt:update() {
             sed -ri 's%^(\s*deb(-src)? http://archive.debian.org/? stretch/updates .*)$%# \1%g' /etc/apt/sources.list
         fi
 
-
-        if [[ " ${tried[*]} " != *" stretch-archive-fix "* ]] &&
-               [[ "$failed_release" == *"'http://deb.debian.org/debian stretch"* ]]; then
-            tried+=("stretch-archive-fix")
-            [ -z "$backup" ] && {
-                backup=1
-                echo "Backup old /etc/apt/sources.list"
-                cp -v /etc/apt/sources.list{,.myc-update}
-            }
-            echo "Applying stretch-archive-fix"
-            sed -i 's,http://deb.debian.org,http://archive.debian.org,g;
-         s,http://security.debian.org,http://archive.debian.org,g;
-         s,\(.*stretch-updates\),#\1,' \
-             /etc/apt/sources.list
-        fi
+        for distrib in stretch buster; do
+            for variant in "$distrib"{,-{updates,backports},/updates}; do
+                if [[ " ${tried[*]} " != *" ${variant}-archive-fix "* ]] &&
+                       [[ "$failed_release" == *"'http://deb.debian.org/debian $variant "* ]]; then
+                    tried+=("${variant}-archive-fix")
+                    [ -z "$backup" ] && {
+                        backup=1
+                        echo "Backup old /etc/apt/sources.list"
+                        cp -v /etc/apt/sources.list{,.myc-update}
+                    }
+                    echo "Applying ${variant}-archive-fix"
+                    sed -ri 's,http://(deb|security).debian.org/debian '"$variant"',http://archive.debian.org/debian '"$variant"',g' \
+                    /etc/apt/sources.list
+                    #s,^(deb(-src)? http://deb.debian.org/debian '"$variant"'),#\1,' \
+                fi
+            done
+        done
 
         if [[ " ${tried[*]} " != *" change-release-fix "* ]] &&
                [[ "$changed_release" == *"'http://deb.debian.org/debian "* ]]; then