Use dynamic file listing script

backup.sh

@@ -16,13 +16,10 @@ export GNUPGHOME="$(mktemp -d)"
 
 bucket="${1}" ; shift
 name="${1}" ; shift
-backup_sources_file="${1}" ; shift
+filelist_script="${1}" ; shift
 gpg_pubkey_file="${1}" ; shift
 gpg_pubkey_id="${1}" ; shift
 
-declare -a backup_sources
-readarray backup_sources < "${backup_sources_file}"
-
 install --directory --owner $(id -u) --group $(id -g) --mode 700 "${GNUPGHOME}"
 
 cleanup() {
@@ -46,30 +43,12 @@ tmpgpg -k
 
 timestamp="$(date --utc -Iseconds)"
 
-for backup_dir in "${backup_sources[@]}" ; do
-    backup_dir_expanded=($(eval "echo $backup_dir"))
-    for dir in "${backup_dir_expanded[@]}" ; do
-        echo $dir
-        set -x
-        find \
-                "${dir[@]}" \
-                \( \
-                    -regex "${dir}.*/files_trashbin" \
-                    -o \
-                    -regex "${dir}.*nextcloud.log.*" \
-                    -o \
-                    -regex "${dir}.*registry/docker/registry" \
-                    -o \
-                    -regex "${dir}.*/gogs.log.*" \
-                    -o \
-                    -regex "${dir}.*gogs/data/sessions/.*" \
-                    -o \
-                    -regex "${dir}.*/cache/.*" \
-                \) \
-                -prune \
-                -o \
-                -print0 \
-            | tar \
+"${filelist_script}" | while read filelist ; do
+    filepath="$(echo "$filelist" | cut -d ':' -f 1)"
+    fifo="$(echo "$filelist" | cut -d ':' -f 2)"
+    mkdir -p "$(dirname "${filepath}")"
+    echo "$fifo"
+    <"$fifo" tar \
         --create \
         --verbose \
         --no-auto-compress \
@@ -91,6 +70,5 @@ for backup_dir in "${backup_sources[@]}" ; do
     | aws \
         s3 cp \
         - \
-                "s3://${bucket}/${name}-${timestamp}/${dir##/}.tar.gz.gpg"
-    done
+        "s3://${bucket}/${name}-${timestamp}/${filepath}.tar.gz.gpg"
 done