Unraid: Docker: Start meilisearch

Dockerfile.unraid

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+ARG TAG=latest
+FROM arthichaud/meelo-front:$TAG AS front
+FROM arthichaud/meelo-matcher:$TAG AS matcher
+FROM arthichaud/meelo-server:$TAG AS server
+FROM arthichaud/meelo-scanner:$TAG AS scanner
+
+FROM --platform=$BUILDPLATFORM alpine:3.23 AS base
+ARG TARGETARCH
+RUN apk update && apk add git build-base
+
+FROM base AS meilisearch_builder
+ENV MEILI_VERSION=v1.53.2
+ENV MEILI_REPO=https://github.com/meilisearch/meilisearch
+RUN apk add rustup 
+RUN rustup-init -y
+ENV PATH=/root/.cargo/bin/:$PATH
+RUN rustup update && rustup default stable
+RUN git clone --branch "$MEILI_VERSION" --single-branch "$MEILI_REPO" /tmp/meilisearch
+WORKDIR /tmp/meilisearch
+RUN case "$TARGETARCH" in \
+      amd64) echo "amd64" > /tmp/rust-target ;; \
+      arm64) echo "aarch64" > /tmp/rust-target ;; \
+      *) echo "Unsupported architecture: $TARGETARCH" >&2; exit 1 ;; \
+    esac
+RUN TARGET="$(cat /tmp/rust-target)-unknown-linux-musl" \
+	&& rustup target add "$TARGET" \
+	&& cargo build --release --target="$TARGET" \
+	&& mkdir /out && mv ./target/$TARGET/release/meilisearch /out/meilisearch
+
+
+
+FROM base AS runner
+RUN apk add openssl postgresql rabbitmq-server nodejs nginx ffmpeg chromaprint bash
+RUN addgroup -S meelo && adduser -S meelo -G meelo
+RUN mkdir /app && chown -R meelo:meelo /app
+
+COPY ./nginx.conf.template /etc/nginx/templates/meelo.conf.template
+
+COPY --from=meilisearch_builder /out/meilisearch /usr/bin/meilisearch
+RUN meilisearch --version > /dev/null
+
+
+ENV PGDATA=/var/lib/postgresql/data
+RUN mkdir -p "$PGDATA" && chown -R meelo:meelo "$(dirname "$PGDATA")"
+RUN mkdir -p /run/postgresql && chown -R meelo:meelo /run/postgresql
+
+USER meelo
+
+COPY --from=front --chown=meelo:meelo /app /app/front
+COPY --from=server --chown=meelo:meelo /app /app/server
+
+COPY --from=scanner --chown=meelo:meelo /app /app/scanner
+COPY --from=scanner --chown=meelo:meelo /usr/local/lib/libopencv*.so.* /usr/local/lib/
+
+COPY --from=matcher --chown=meelo:meelo /app /app/matcher
+COPY --from=matcher /usr/local/lib/python3.14  /usr/local/lib/python3.14
+COPY --from=matcher /usr/local/lib/libpython*  /usr/local/lib/
+COPY --from=matcher /usr/local/bin/fastapi /usr/local/bin
+COPY --from=matcher /usr/local/bin/pip* /usr/local/bin
+COPY --from=matcher /usr/local/bin/python* /usr/local/bin
+
+RUN node --version > /dev/null && fastapi --version > /dev/null
+
+RUN initdb -D "$PGDATA"
+
+COPY --chown=meelo:meelo --chmod=755 ./unraid/start.sh /app/start.sh
+
+ENTRYPOINT ["/app/start.sh"]

unraid/start.sh

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+#!/usr/bin/env bash
+
+# NOTE: Partially generated using AI
+
+set -uo pipefail
+
+declare -A pids
+declare -A commands
+shutdown_requested=false
+
+start() {
+    local name="$1"
+    shift
+
+	commands["$name"]="$*"
+
+    echo "Starting $name: $*"
+
+	"$@" &
+    pids["$name"]=$!
+
+    echo "$name started (PID ${pids[$name]})"
+}
+
+stop_all() {
+    shutdown_requested=true
+
+    echo "Stopping processes..."
+
+    for name in "${!pids[@]}"; do
+        pid="${pids[$name]}"
+
+        if kill -0 "$pid" 2>/dev/null; then
+            echo "Sending SIGTERM to $name (PID $pid)"
+            kill -TERM "$pid" 2>/dev/null || true
+        fi
+    done
+
+    # Give processes a chance to shut down gracefully.
+    for name in "${!pids[@]}"; do
+        pid="${pids[$name]}"
+        wait "$pid" 2>/dev/null || true
+    done
+
+    echo "Shutdown complete."
+    exit 0
+}
+
+trap stop_all SIGTERM SIGINT
+
+declare -A commands
+
+start psql "postgres -D $PGDATA"
+start meilisearch "meilisearch --db-path /app/meilisearch/db --dump-dir /app/meilisearch/dump --no-analytics"
+# TODO:
+# start process_b /usr/local/bin/process-b
+# start process_c /usr/local/bin/process-c
+
+
+while ! $shutdown_requested; do
+
+    wait -n "${pids[@]}" 2>/dev/null || true
+
+    $shutdown_requested && break
+
+    for name in "${!pids[@]}"; do
+        pid="${pids[$name]}"
+
+        if ! kill -0 "$pid" 2>/dev/null; then
+            echo "$name (PID $pid) exited; restarting..."
+
+            wait "$pid" 2>/dev/null || true
+
+            unset 'pids[$name]'
+
+            # shellcheck disable=SC2086
+            start "$name" ${commands[$name]}
+
+            break
+        fi
+    done
+done