Add Jenkinsfile definition for build targets

Signed-off-by: Evan Lezar <elezar@nvidia.com>

Jenkinsfile

@@ -0,0 +1,70 @@
+/*
+# Copyright (c) 2021, NVIDIA CORPORATION.  All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+*/
+
+def getBuildClosure(def architecture, def makeCommand, def makeTarget) {
+    return {
+        container('docker') {
+            stage(architecture) {
+                sh "${makeCommand} ${makeTarget}"
+            }
+        }
+    }
+}
+
+def getBuildStagesForArchitectures(def architectures, def makeCommand, def makeTargetPrefix) {
+    stages = [:]
+
+    for (a in architectures) {
+        stages[a] = getBuildClosure(a, makeCommand, "${makeTargetPrefix}-${a}")
+    }
+
+    return stages
+}
+
+def getSingleBuildForArchitectures(def architectures) {
+    return getBuildStagesForArchitectures(architectures, "make", "ubuntu18.04")
+}
+
+def getAllBuildForArchitectures(def architectures) {
+    // TODO: For the time being we only echo the command for the "all" stages
+    return getBuildStagesForArchitectures(architectures, "echo make", "docker")
+}
+
+podTemplate (cloud:'sw-gpu-cloudnative',
+    containers: [
+    containerTemplate(name: 'docker', image: 'docker:dind', ttyEnabled: true, privileged: true)
+  ]) {
+    node(POD_LABEL) {
+        stage('checkout') {
+            checkout scm
+        }
+        stage('dependencies') {
+            container('docker') {
+                sh 'apk add --no-cache make bash'
+            }
+        }
+        stage('build-one') {
+            parallel (
+                getSingleBuildForArchitectures(["amd64", "ppc64le", "arm64"])
+            )
+        }
+        stage('build-all') {
+            parallel (
+                getAllBuildForArchitectures(["amd64", "ppc64le", "arm64", "x86_64", "aarch64"])
+            )
+        }
+    }
+}