template.json

{
    "kind": "Template",
    "apiVersion": "v1",
    "metadata": {
        "name": "jenkins-s2i",
        "annotations": {
            "openshift.io/display-name": "Jenkins S2I",
            "description": "Jenkins S2I build config to create a Jenkins image with your configuration baked in.",
            "iconClass": "icon-jenkins",
            "tags": "instant-app,jenkins"
        }
    },
    "objects": [
        {
            "kind": "BuildConfig",
            "apiVersion": "v1",
            "metadata": {
                "name": "${NAME}"
            },
            "spec": {
                "triggers": [
                    {
                        "type": "GitHub",
                        "github": {
                            "secret": "${GITHUB_WEBHOOK_SECRET}"
                        }
                    },
                    {
                        "type": "ConfigChange"
                    },
                    {
                        "type": "ImageChange"
                    }
                ],
                "runPolicy": "Serial",
                "source": {
                    "type": "Git",
                    "git": {
                        "uri": "${SOURCE_REPOSITORY_URL}",
                        "ref": "${SOURCE_REPOSITORY_REF}"
                    }
                },
                "strategy": {
                    "type": "Source",
                    "sourceStrategy": {
                        "from": {
                            "kind": "ImageStreamTag",
                            "name": "jenkins-2-rhel7:latest"
                        }
                    }
                },
                "output": {
                    "to": {
                        "kind": "ImageStreamTag",
                        "name": "${NAME}:latest"
                    }
                }
            }
        },
        {
            "kind": "ImageStream",
            "apiVersion": "v1",
            "metadata": {
                "name": "${NAME}",
                "annotations": {
                    "description": "Keeps track of changes in the application image"
                }
            }
        },
        {
            "kind": "ImageStream",
            "apiVersion": "v1",
            "metadata": {
                "name": "jenkins-2-rhel7"
            },
            "spec": {
                "tags": [
                    {
                        "name": "latest",
                        "annotations": {
                            "openshift.io/imported-from": "registry.access.redhat.com/openshift3/jenkins-2-rhel7"
                        },
                        "from": {
                            "kind": "DockerImage",
                            "name": "registry.access.redhat.com/openshift3/jenkins-2-rhel7"
                        }
                    }
                ]
            }
        }
    ],
    "parameters": [
        {
            "name": "NAME",
            "displayName": "Name",
            "description": "The name assigned to all objects and the resulting imagestream.",
            "required": true,
            "value": "jenkins"
        },
        {
            "name": "GITHUB_WEBHOOK_SECRET",
            "displayName": "GitHub Webhook Secret",
            "description": "A secret string used to configure the GitHub webhook.",
            "generate": "expression",
            "from": "[a-zA-Z0-9]{40}"
        },
        {
            "name": "SOURCE_REPOSITORY_URL",
            "displayName": "Git Repository URL",
            "description": "The URL of the repository with your application source code.",
            "required": true,
            "value": "https://github.com/rht-labs/openshift-jenkins-s2i-config.git"
        },
        {
            "name": "SOURCE_REPOSITORY_REF",
            "displayName": "Git Reference",
            "description": "Set this to a branch name, tag or other ref of your repository if you are not using the default (master) branch."
        }
    ]
}