feat: Docker Support for license DB

Signed-off-by: Kaushlendra Pratap Singh <[email protected]>

Dockerfile

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+# SPDX-FileCopyrightText: 2024 Kaushlendra Pratap <[email protected]>
+# SPDX-License-Identifier: GPL-2.0-only
+FROM golang:1.20 AS build
+
+WORKDIR /LicenseDb
+
+COPY go.mod go.sum ./
+RUN go mod download
+
+COPY cmd/ cmd/
+COPY pkg/ pkg/
+COPY docs/ docs/
+
+RUN wget https://raw.githubusercontent.com/fossology/fossology/master/install/db/licenseRef.json -O licenseRef.json
+
+RUN CGO_ENABLED=0 GOOS=linux go build -a -o laas ./cmd/laas
+
+# Release Stage
+FROM alpine:3.20 AS build-release
+
+WORKDIR /app
+
+COPY entrypoint.sh /app/entrypoint.sh
+
+RUN apk add --no-cache openssl bash \
+    && addgroup -S noroot \
+    && adduser -S noroot -G noroot
+
+COPY --from=build /LicenseDb/licenseRef.json /app/licenseRef.json
+COPY --from=build /LicenseDb/laas /app/laas
+
+EXPOSE 8080
+
+RUN chmod +rx /app/entrypoint.sh \
+    && touch /app/.env \
+    && chown --recursive noroot:noroot /app
+
+USER noroot:noroot
+
+ENTRYPOINT [ "/app/entrypoint.sh" ]

docker-compose.yml

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+# SPDX-FileCopyrightText: 2024 Kaushlendra Pratap <[email protected]>
+# SPDX-License-Identifier: GPL-2.0-only
+services:
+  licensedb:
+    container_name: licensedb
+    build:
+      context: .
+    environment:
+      DB_PASSWORD: fossy
+      DB_HOST: postgres
+      DB_PORT: 5432
+      DB_USER: fossy
+      DB_NAME: fossology
+      POPULATE_DB: true
+      GIN_MODE: debug
+    ports:
+      - 8080:8080
+    depends_on:
+      postgres:
+        condition: service_healthy
+    restart: always
+    networks:
+      - licensedb-network
+  postgres:
+    container_name: postgres
+    image: postgres:16
+    environment:
+      POSTGRES_PASSWORD: fossy
+      POSTGRES_USER: fossy
+      POSTGRES_DB: fossology
+#    ports:
+#      - "5432:5432"
+    volumes:
+      - pgdata:/var/lib/postgresql/data
+    restart: always
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready --dbname $$POSTGRES_DB --username $$POSTGRES_USER"]
+      interval: 10s
+      timeout: 5s
+      retries: 5
+    networks:
+      - licensedb-network
+networks:
+  licensedb-network:
+    driver: bridge
+volumes:
+  pgdata:

entrypoint.sh

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+#!/bin/bash
+# SPDX-FileCopyrightText: 2024 Kaushlendra Pratap <[email protected]>
+# SPDX-License-Identifier: GPL-2.0-only
+
+set -e
+
+db_host="${DB_HOST:-localhost}"
+db_port="${DB_PORT:-5432}"
+db_name="${DB_NAME:-fossology}"
+db_user="${DB_USER:-fossy}"
+db_password="${DB_PASSWORD:-fossy}"
+populate_db="${POPULATE_DB:-true}"
+data_file="/app/licenseRef.json"
+
+printf "TOKEN_HOUR_LIFESPAN=24\nAPI_SECRET=%s\n" $(openssl rand -hex 32) > /app/.env
+
+/app/laas -host=$db_host -port=$db_port -user=$db_user -dbname=$db_name \
+  -password=$db_password -datafile="$data_file" -populatedb=$populate_db
+