feat: nas music transcode healtchecks

kubernetes/apps/default/homelab/music-transcode/scripts/transcode.sh

@@ -8,8 +8,14 @@ set -u
 set -o pipefail
 
 # Set locale to UTF-8
-export LANG=en_US.UTF-8
-export LC_ALL=en_US.UTF-8
+export LANG=C.UTF-8
+export LC_ALL=C.UTF-8
+
+# # Send start ping to healthchecks
+# if [[ -n "${HEALTHCHECKS_ID:-}" ]]; then
+#     curl --silent --max-time 10 --retry 5 "https://hc-ping.com/${HEALTHCHECKS_ID}/start"
+# fi
+
 
 # Create a logging function
 log() {
@@ -31,6 +37,27 @@ cleanup() {
     exit $exit_code
 }
 
+manage_execution_time() {
+    local timestamp_file="$TRANSCODE_DB/last_execution"
+
+    if [[ "$1" == "read" ]]; then
+        if [[ -f "$timestamp_file" ]]; then
+            cat "$timestamp_file"
+        else
+            echo "@0"  # Return epoch if no previous execution
+        fi
+    elif [[ "$1" == "write" ]]; then
+        date +%s | sed 's/^/@/' > "$timestamp_file"  # Store as @timestamp format
+    fi
+}
+
+fd_safe() {
+    if ! "$TRANSCODE_FD_BIN" "$@"; then
+        log "ERROR: fd command failed"
+        exit 1
+    fi
+}
+
 trap cleanup EXIT
 trap 'log "Script interrupted by user"; exit 1' INT TERM
 
@@ -49,7 +76,16 @@ export TRANSCODE_DB="${TRANSCODE_DB:-${TRANSCODE_OUTPUT_DIR}.transcode}"
 export TRANSCODE_FREAC_BIN="${TRANSCODE_FREAC_BIN:-/app/freaccmd}"
 export TRANSCODE_COVER_EXTENSIONS="${TRANSCODE_COVER_EXTENSIONS:-png jpg}"
 export TRANSCODE_MUSIC_EXTENSIONS="${TRANSCODE_MUSIC_EXTENSIONS:-flac opus mp3 ogg wma m4a wav}"
-export TRANSCODE_FD_FILTERS="${TRANSCODE_FD_FILTERS:---changed-within 1week}"
+if [[ -n "${TRANSCODE_FD_FILTERS+x}" ]]; then
+    : # Keep existing value if explicitly set
+else
+    if [[ "$*" == *"-f"* ]]; then
+        export TRANSCODE_FD_FILTERS=""
+    else
+        last_exec=$(manage_execution_time read)
+        export TRANSCODE_FD_FILTERS="--changed-after $last_exec"
+    fi
+fi
 
 # Validate directories and files
 for dir in "$TRANSCODE_INPUT_DIR" "$TRANSCODE_OUTPUT_DIR"; do
@@ -254,7 +290,7 @@ convert_music() {
             if [[ $process_file == true ]]; then
                 transcode "$val" "$filename" "$md5_filename"
             fi
-        done < <("$TRANSCODE_FD_BIN" --extension "$ext" $TRANSCODE_FD_FILTERS --type f)
+        done < <(fd_safe --extension "$ext" $TRANSCODE_FD_FILTERS --type f)
     done
 }
 
@@ -340,3 +376,12 @@ if [[ $MODE_DELETE == false ]]; then
 else
     remove_absent_from_source
 fi
+
+if [[ $MODE_DRY_RUN == false ]]; then
+    manage_execution_time write
+fi
+
+# # Send completion ping to healthchecks
+# if [[ -n "${HEALTHCHECKS_ID:-}" ]]; then
+#     curl --silent --max-time 10 --retry 5 "https://hc-ping.com/${HEALTHCHECKS_ID}"
+# fi