Debug Spread Get Peer

Dockerfile

@@ -1,45 +1,67 @@
+# ========================
+# Global build arguments
+# ========================
+ARG CONF_NUM
+
+# ========================
+# Dependencies stage
+# ========================
 FROM golang:alpine AS deps
+ARG CONF_NUM
 
 WORKDIR /app
+
 COPY go.mod go.sum ./
 RUN sed -i '/replace/d' go.mod
 RUN go mod download
 
-#----------------------------------------------------------------------------------------------
-
+# ========================
+# Builder stage
+# ========================
 FROM golang:alpine AS builder
+ARG CONF_NUM
 
-WORKDIR /app 
+# Fail fast if CONF_NUM missing
+RUN test -n "$CONF_NUM"
 
-RUN apk add git
-
-RUN go install github.com/beego/bee/v2@latest
+RUN apk add --no-cache git
 
 WORKDIR /oc-discovery
 
+# Reuse Go cache
 COPY --from=deps /go/pkg /go/pkg
 COPY --from=deps /app/go.mod /app/go.sum ./
 
-RUN export CGO_ENABLED=0 && \
-    export GOOS=linux && \
-    export GOARCH=amd64 && \
-    export BUILD_FLAGS="-ldflags='-w -s'"
-
+# App sources
 COPY . .
-
+# Clean replace directives again (safety)
 RUN sed -i '/replace/d' go.mod
+
+# Build package
+RUN go install github.com/beego/bee/v2@latest
 RUN bee pack
-RUN mkdir -p /app/extracted && tar -zxvf oc-discovery.tar.gz -C /app/extracted
 
-#----------------------------------------------------------------------------------------------
+# Extract bundle
+RUN mkdir -p /app/extracted \
+ && tar -zxvf oc-discovery.tar.gz -C /app/extracted
 
+# ========================
+# Runtime stage
+# ========================
 FROM golang:alpine
+ARG CONF_NUM
 
 WORKDIR /app
-COPY --from=builder /app/extracted/oc-discovery /usr/bin/ 
-COPY --from=builder /app/extracted/swagger /app/swagger
-COPY --from=builder /app/extracted/docker_discovery.json /etc/oc/discovery.json
 
-EXPOSE 8080
+RUN mkdir ./pem
 
-ENTRYPOINT ["oc-discovery"]
+COPY --from=builder /app/extracted/pem/private${CONF_NUM}.pem ./pem/private.pem
+COPY --from=builder /app/extracted/psk ./psk
+COPY --from=builder /app/extracted/pem/public${CONF_NUM}.pem ./pem/public.pem
+
+COPY --from=builder /app/extracted/oc-discovery /usr/bin/oc-discovery
+COPY --from=builder /app/extracted/docker_discovery${CONF_NUM}.json /etc/oc/discovery.json
+
+EXPOSE 400${CONF_NUM}
+
+ENTRYPOINT ["oc-discovery"]