FROM golang:1.17.3-alpine AS builder

ARG VERSION
ARG BUILD_TIMESTAMP
ARG COMMIT_HASH

RUN apk add --update --no-cache gcc g++ git

# Copy runtime scan api code
WORKDIR /build/runtime_scan
COPY runtime_scan/api ./api

# Copy sbom db api code
WORKDIR /build/sbom_db
COPY sbom_db/api ./api

# Copy shared go.mod & go.sum
WORKDIR /build/shared
COPY shared/go.* ./
RUN go mod download

# Copy scanner go.mod & go.sum
WORKDIR /build/runtime_k8s_scanner
COPY runtime_k8s_scanner/go.* ./
RUN go mod download

# Copy shared code
WORKDIR /build/shared
COPY shared .

# Copy and build scanner code
WORKDIR /build/runtime_k8s_scanner
COPY runtime_k8s_scanner .
RUN go build -ldflags="-s -w \
     -X 'github.com/cisco-open/kubei/runtime_k8s_scanner/pkg/version.Version=${VERSION}' \
     -X 'github.com/cisco-open/kubei/runtime_k8s_scanner/pkg/version.CommitHash=${COMMIT_HASH}' \
     -X 'github.com/cisco-open/kubei/runtime_k8s_scanner/pkg/version.BuildTimestamp=${BUILD_TIMESTAMP}'" \
     -o runtime_k8s_scanner ./cmd/main.go

FROM alpine:3.15.0

WORKDIR /app

COPY --from=builder ["/build/runtime_k8s_scanner/runtime_k8s_scanner", "./runtime_k8s_scanner"]

ENTRYPOINT ["/app/runtime_k8s_scanner"]