add terrascan Dockerfile

.gitignore

@@ -8,7 +8,6 @@ __pycache__/
 
 # Distribution / packaging
 .Python
-build/
 develop-eggs/
 dist/
 downloads/
@@ -104,4 +103,4 @@ venv.bak/
 #vscode
 .vscode/
 
-/updatedFiles
+/updatedFiles

build/Dockerfile

@@ -0,0 +1,36 @@
+# -------- builder stage -------- #
+FROM golang:alpine AS builder
+
+ARG GOOS_VAL=linux
+ARG GOARCH=amd64
+
+WORKDIR $GOPATH/src/terrascan
+
+# download go dependencies
+COPY go.mod go.sum ./
+RUN go mod download
+
+# copy terrascan source
+COPY . .
+
+# build binary
+RUN GOOS=${GOOS_VAL} GOARCH=${GOARCH_VAL} go build -v -ldflags "-w -s" -o /go/bin/terrascan ./cmd/terrascan
+
+
+# -------- prod stage -------- #
+FROM alpine:3.12.0
+
+# create non root user
+RUN addgroup --gid 101 terrascan && \
+    adduser -S --uid 101 --ingroup terrascan terrascan
+
+# run as non root user
+USER terrascan
+
+# copy terrascan binary from build
+COPY --from=builder /go/bin/terrascan /go/bin/terrascan 
+
+EXPOSE 9010
+
+ENTRYPOINT ["/go/bin/terrascan", "--server"]
+CMD ["--log-type", "json"]