use build from global functions

Jenkinsfile

@@ -6,6 +6,37 @@ def repositoryCreds = "harbor-repository-creds"
 def label = "kubernetes-${UUID.randomUUID().toString()}"
 def templateName = "pipeline-worker"
 
+
+def dockerFile = """
+FROM ${repository}/library/alpine:latest as certHost
+
+FROM ${repository}/dockerhub/library/golang:alpine as builder
+
+COPY . /go/src/app
+
+WORKDIR /go/src/app
+
+RUN apk add --no-cache git upx && \\
+    addgroup -S -g 1000 app && \\
+    adduser --disabled-password -G app --gecos "application account" --home "/home/app" --shell "/sbin/nologin" --no-create-home --uid 1000 app && \\
+    go get -d -v ./... && \\
+    go install -v ./... && \\
+    GOOG=linux GOARCH=amd64 CGO_ENABLED=0 go build -v -ldflags="-s -w" -tags timetzdata -o app ./cmd/tpapi && \\
+    upx --lzma app
+
+FROM scratch
+
+COPY --from=certHost /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
+COPY --from=builder /etc/passwd /etc/group /etc/
+COPY --from=builder --chown=app:app /go/src/app/app /app/app
+
+USER app:app
+WORKDIR /app/
+
+ENTRYPOINT ["/app/app"]
+"""
+
+
 podTemplate(
     label: label,
     name: templateName,
@@ -113,44 +144,12 @@ sonar.go.coverage.reportPaths=cover.out
             }
         }
 
-        stage ("Build Container") {
-            def DF = """
-FROM ${repository}/library/alpine:latest as certHost
-
-FROM ${repository}/dockerhub/library/golang:alpine as builder
-
-COPY . /go/src/app
-
-WORKDIR /go/src/app
-
-RUN apk add --no-cache git upx && \\
-    addgroup -S -g 1000 app && \\
-    adduser --disabled-password -G app --gecos "application account" --home "/home/app" --shell "/sbin/nologin" --no-create-home --uid 1000 app && \\
-    go get -d -v ./... && \\
-    go install -v ./... && \\
-    GOOG=linux GOARCH=amd64 CGO_ENABLED=0 go build -v -ldflags="-s -w" -tags timetzdata -o app ./cmd/tpapi && \\
-    upx --lzma app
-
-FROM scratch
-
-COPY --from=certHost /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
-COPY --from=builder /etc/passwd /etc/group /etc/
-COPY --from=builder --chown=app:app /go/src/app/app /app/app
-
-USER app:app
-WORKDIR /app/
-
-ENTRYPOINT ["/app/app"]
-"""
-            writeFile(file: workspace + "/Dockerfile", text: DF)
-            sh """
-                /kaniko/executor \\
-                    --cleanup \\
-                    --context "${workspace}" \\
-                    -f "${workspace}/Dockerfile" \\
-                    --destination "${repository}/library/tplink-api:latest"
-            """
-        }
+        functions.buildContainer(
+            repository: repository,
+            imageDest: "${repository}/library/emonesp-exporter:latest",
+            dockerFile: dockerFile,
+            repoCreds: repositoryCreds
+        )
 
         stage('Delete Running Pod') {
             functions.deletePod(