├── .gitignore ├── LICENSE ├── README.md └── demoweb ├── .dockerignore ├── .gitignore ├── .mvn └── wrapper │ ├── maven-wrapper.jar │ └── maven-wrapper.properties ├── Dockerfile ├── Dockerfile.graalvm ├── Jenkinsfile ├── charts └── springboot-demoweb │ ├── .helmignore │ ├── Chart.yaml │ ├── templates │ ├── NOTES.txt │ ├── _helpers.tpl │ ├── deployment.yaml │ ├── hpa.yaml │ ├── ingress.yaml │ ├── service.yaml │ ├── serviceaccount.yaml │ └── tests │ │ └── test-connection.yaml │ └── values.yaml ├── docker-compose.yml ├── mvnw ├── mvnw.cmd ├── pom.xml └── src ├── main ├── java │ └── com │ │ └── example │ │ └── demoweb │ │ ├── DemowebApplication.java │ │ └── DemowebController.java └── resources │ └── application.properties └── test └── java └── com └── example └── demoweb └── DemowebApplicationTests.java /.gitignore: -------------------------------------------------------------------------------- 1 | .vscode 2 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | MIT License 2 | 3 | Copyright (c) 2019 Bin Li 4 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy 6 | of this software and associated documentation files (the "Software"), to deal 7 | in the Software without restriction, including without limitation the rights 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 | copies of the Software, and to permit persons to whom the Software is 10 | furnished to do so, subject to the following conditions: 11 | 12 | The above copyright notice and this permission notice shall be included in all 13 | copies or substantial portions of the Software. 14 | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 | SOFTWARE. 22 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # Spring Boot Application Helm Chart Example 2 | 3 | ## Build docker image (JVM) 4 | 5 | Rename ```image``` in [demoweb/docker-compose.yml](demoweb/docker-compose.yml). 6 | 7 | ```yaml 8 | build: 9 | context: . 10 | image: binblee/springboot-helm-chart:jre-17 11 | ``` 12 | 13 | Build docker image use docker-compose command. 14 | 15 | ``` 16 | ➜ cd demoweb 17 | ➜ docker compose build 18 | ➜ docker push xxxx 19 | ``` 20 | 21 | Unit test: 22 | ``` 23 | ➜ cd demoweb 24 | ➜ docker compose up -d web 25 | ``` 26 | 27 | Visit http://localhost:8080/ you should get 'Hello World.' 28 | 29 | Shut it down: 30 | ``` 31 | ➜ docker compose down 32 | ``` 33 | 34 | 35 | If you prefer to use docker to build image: 36 | 37 | ``` 38 | ➜ cd demoweb 39 | ➜ docker build -t xxxx . 40 | ➜ docker push xxxx 41 | ``` 42 | 43 | ## Build docker image (GraalVM) 44 | 45 | Springboot 3.0 supports build native exectuable using GraalVM, we can leverage this feature to build a native executable docker image. 46 | 47 | ``` 48 | ➜ cd demoweb 49 | ➜ docker compose build web-graalvm 50 | ``` 51 | 52 | [demoweb/docker-compose.yml](demoweb/docker-compose.yml) will tell you that native docker image is built with another Dockerfile: [demoweb/Dockerfile.graalvm](demoweb/Dockerfile.graalvm). 53 | 54 | Also to be noted that a native plugin is added to [demoweb/pom.xml](demoweb/pom.xml) 55 | ``` 56 | 57 | org.graalvm.buildtools 58 | native-maven-plugin 59 | 60 | ``` 61 | 62 | You can up and run two images with one command: 63 | ``` 64 | ➜ cd demoweb 65 | ➜ docker compose up -d 66 | ``` 67 | 68 | You should get two healthy containers: 69 | ``` 70 | NAME COMMAND SERVICE STATUS PORTS 71 | demoweb-web-1 "sh -c 'java $JAVA_O…" web running (healthy) 0.0.0.0:8080->8080/tcp 72 | demoweb-web-graalvm-1 "/demoweb" web-graalvm running (healthy) 0.0.0.0:8888->8888/tcp 73 | ``` 74 | 75 | Test JVM version with [http://localhost:8080](http://localhost:8080), while GraalVM version with [http://localhost:8888](http://localhost:8888) 76 | 77 | 78 | ## Deploy using helm 79 | 80 | Rename image ```image.repository``` and ```tag``` in [demoweb/charts/springboot-demoweb/values.yaml](demoweb/charts/springboot-demoweb/values.yaml) with your image name and tag. 81 | 82 | ```yaml 83 | image: 84 | repository: binblee/springboot-helm-chart 85 | tag: graalvm-22.3-java17 86 | ``` 87 | 88 | 89 | 90 | 91 | You should have a running Kubernetes cluster and [helm installed](https://docs.helm.sh/using_helm/#installing-helm) before proceed. 92 | 93 | 94 | 95 | Deploy application using helm. 96 | 97 | ``` 98 | ➜ cd demoweb/charts 99 | ➜ helm install demo ./springboot-demoweb/ 100 | ``` 101 | 102 | Run port-forward and test it: 103 | ``` 104 | ➜ kubectl port-forward service/demo-springboot-demoweb 8080:80 105 | ➜ curl http://localhost:8080 106 | ``` 107 | You should see "Hello World." 108 | 109 | Uninstall demo application in cluster: 110 | ``` 111 | ➜ helm uninstall demo 112 | ``` 113 | 114 | ## JVM image vs GraalVM image 115 | 116 | We have two docker images now, one is build with JVM, the other one is build with graalvm native-image. Size of native exectuable image is about 1/3 of the classic JVM one. Quite impressive. 117 | 118 | ``` 119 | springboot-helm-chart:jre-17 294MB 120 | springboot-helm-chart:graalvm-22.3 78.9MB 121 | ``` 122 | 123 | For more details, please refer to [https://docs.spring.io/spring-boot/docs/current/reference/html/native-image.html#native-image](https://docs.spring.io/spring-boot/docs/current/reference/html/native-image.html#native-image) -------------------------------------------------------------------------------- /demoweb/.dockerignore: -------------------------------------------------------------------------------- 1 | .dockerignore 2 | Dockerfile 3 | .git 4 | .hg 5 | .svn -------------------------------------------------------------------------------- /demoweb/.gitignore: -------------------------------------------------------------------------------- 1 | HELP.md 2 | target/ 3 | !.mvn/wrapper/maven-wrapper.jar 4 | !**/src/main/**/target/ 5 | !**/src/test/**/target/ 6 | 7 | ### STS ### 8 | .apt_generated 9 | .classpath 10 | .factorypath 11 | .project 12 | .settings 13 | .springBeans 14 | .sts4-cache 15 | 16 | ### IntelliJ IDEA ### 17 | .idea 18 | *.iws 19 | *.iml 20 | *.ipr 21 | 22 | ### NetBeans ### 23 | /nbproject/private/ 24 | /nbbuild/ 25 | /dist/ 26 | /nbdist/ 27 | /.nb-gradle/ 28 | build/ 29 | !**/src/main/**/build/ 30 | !**/src/test/**/build/ 31 | 32 | ### VS Code ### 33 | .vscode/ 34 | 35 | .DS_Store -------------------------------------------------------------------------------- /demoweb/.mvn/wrapper/maven-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/binblee/springboot-helm-chart/fdc3895f1d01f900e26f9fba9e010df62ba9222b/demoweb/.mvn/wrapper/maven-wrapper.jar -------------------------------------------------------------------------------- /demoweb/.mvn/wrapper/maven-wrapper.properties: -------------------------------------------------------------------------------- 1 | distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.8.6/apache-maven-3.8.6-bin.zip 2 | wrapperUrl=https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar 3 | -------------------------------------------------------------------------------- /demoweb/Dockerfile: -------------------------------------------------------------------------------- 1 | # syntax=docker/dockerfile:1 2 | 3 | # 4 | # Build image 5 | # 6 | FROM eclipse-temurin:19-jdk-jammy AS build 7 | 8 | WORKDIR /app 9 | 10 | COPY .mvn/ .mvn 11 | COPY mvnw pom.xml ./ 12 | RUN ./mvnw dependency:resolve 13 | 14 | COPY src ./src 15 | 16 | RUN ./mvnw clean package 17 | 18 | # 19 | # Image 20 | # 21 | FROM eclipse-temurin:19-jre 22 | COPY --from=build /app/target/*.jar /app.jar 23 | 24 | ENV JAVA_OPTS="" 25 | 26 | EXPOSE ${SERVER_PORT} 27 | 28 | HEALTHCHECK --interval=10s --timeout=3s \ 29 | CMD curl -v --fail http://localhost:${SERVER_PORT} || exit 1 30 | 31 | ENTRYPOINT [ "sh", "-c", "java $JAVA_OPTS -jar /app.jar" ] 32 | -------------------------------------------------------------------------------- /demoweb/Dockerfile.graalvm: -------------------------------------------------------------------------------- 1 | # syntax=docker/dockerfile:1 2 | 3 | # 4 | # Build image 5 | # 6 | FROM ghcr.io/graalvm/graalvm-ce:ol9-java17-22.3.0 AS build 7 | 8 | WORKDIR /app 9 | 10 | COPY .mvn/ .mvn 11 | COPY mvnw pom.xml ./ 12 | RUN ./mvnw dependency:resolve 13 | 14 | COPY src ./src 15 | 16 | RUN gu install native-image 17 | RUN gu list 18 | 19 | RUN ./mvnw -Pnative native:compile 20 | 21 | # 22 | # Image 23 | # 24 | FROM alpine:3 25 | RUN apk add gcompat curl 26 | 27 | COPY --from=build /app/target/demoweb /demoweb 28 | 29 | ENV SERVER_PORT 8080 30 | 31 | HEALTHCHECK --interval=10s --timeout=3s \ 32 | CMD curl -v --fail http://localhost:${SERVER_PORT} || exit 1 33 | 34 | ENTRYPOINT [ "/demoweb" ] 35 | -------------------------------------------------------------------------------- /demoweb/Jenkinsfile: -------------------------------------------------------------------------------- 1 | pipeline { 2 | environment { 3 | REGISTRY_ENDPOINT = "https://binblee/v2/" 4 | IMAGE_WITH_TAG = "binblee/springboot-helm-chart" 5 | REGISTRY_CERTS = "registry" 6 | } 7 | agent { 8 | node { 9 | label 'java' 10 | } 11 | 12 | } 13 | stages { 14 | stage('Build') { 15 | steps { 16 | sh 'mvn package' 17 | } 18 | } 19 | stage('Test') { 20 | steps { 21 | sh 'mvn test ' 22 | } 23 | } 24 | stage('Code Quality') { 25 | steps { 26 | script { 27 | try{ 28 | checkstyle canComputeNew: false, defaultEncoding: '', healthy: '', pattern: '', unHealthy: '' 29 | }catch(e){ 30 | echo e 31 | } 32 | } 33 | 34 | } 35 | } 36 | stage('Image Build&Publish') { 37 | steps { 38 | echo 'Build Images' 39 | script { 40 | docker.withRegistry("${REGISTRY_ENDPOINT}", "${REGISTRY_CERTS}") { 41 | sh 'docker build -t ${IMAGE_WITH_TAG} .' 42 | sh 'docker push ${IMAGE_WITH_TAG}' 43 | } 44 | } 45 | 46 | } 47 | } 48 | } 49 | triggers { 50 | pollSCM('* * * * *') 51 | } 52 | } -------------------------------------------------------------------------------- /demoweb/charts/springboot-demoweb/.helmignore: -------------------------------------------------------------------------------- 1 | # Patterns to ignore when building packages. 2 | # This supports shell glob matching, relative path matching, and 3 | # negation (prefixed with !). Only one pattern per line. 4 | .DS_Store 5 | # Common VCS dirs 6 | .git/ 7 | .gitignore 8 | .bzr/ 9 | .bzrignore 10 | .hg/ 11 | .hgignore 12 | .svn/ 13 | # Common backup files 14 | *.swp 15 | *.bak 16 | *.tmp 17 | *.orig 18 | *~ 19 | # Various IDEs 20 | .project 21 | .idea/ 22 | *.tmproj 23 | .vscode/ 24 | -------------------------------------------------------------------------------- /demoweb/charts/springboot-demoweb/Chart.yaml: -------------------------------------------------------------------------------- 1 | apiVersion: v2 2 | name: springboot-demoweb 3 | description: A Helm chart for Kubernetes 4 | 5 | # A chart can be either an 'application' or a 'library' chart. 6 | # 7 | # Application charts are a collection of templates that can be packaged into versioned archives 8 | # to be deployed. 9 | # 10 | # Library charts provide useful utilities or functions for the chart developer. They're included as 11 | # a dependency of application charts to inject those utilities and functions into the rendering 12 | # pipeline. Library charts do not define any templates and therefore cannot be deployed. 13 | type: application 14 | 15 | # This is the chart version. This version number should be incremented each time you make changes 16 | # to the chart and its templates, including the app version. 17 | # Versions are expected to follow Semantic Versioning (https://semver.org/) 18 | version: 0.1.0 19 | 20 | # This is the version number of the application being deployed. This version number should be 21 | # incremented each time you make changes to the application. Versions are not expected to 22 | # follow Semantic Versioning. They should reflect the version the application is using. 23 | # It is recommended to use it with quotes. 24 | appVersion: "1.16.0" 25 | -------------------------------------------------------------------------------- /demoweb/charts/springboot-demoweb/templates/NOTES.txt: -------------------------------------------------------------------------------- 1 | 1. Get the application URL by running these commands: 2 | {{- if .Values.ingress.enabled }} 3 | {{- range $host := .Values.ingress.hosts }} 4 | {{- range .paths }} 5 | http{{ if $.Values.ingress.tls }}s{{ end }}://{{ $host.host }}{{ .path }} 6 | {{- end }} 7 | {{- end }} 8 | {{- else if contains "NodePort" .Values.service.type }} 9 | export NODE_PORT=$(kubectl get --namespace {{ .Release.Namespace }} -o jsonpath="{.spec.ports[0].nodePort}" services {{ include "springboot-demoweb.fullname" . }}) 10 | export NODE_IP=$(kubectl get nodes --namespace {{ .Release.Namespace }} -o jsonpath="{.items[0].status.addresses[0].address}") 11 | echo http://$NODE_IP:$NODE_PORT 12 | {{- else if contains "LoadBalancer" .Values.service.type }} 13 | NOTE: It may take a few minutes for the LoadBalancer IP to be available. 14 | You can watch the status of by running 'kubectl get --namespace {{ .Release.Namespace }} svc -w {{ include "springboot-demoweb.fullname" . }}' 15 | export SERVICE_IP=$(kubectl get svc --namespace {{ .Release.Namespace }} {{ include "springboot-demoweb.fullname" . }} --template "{{"{{ range (index .status.loadBalancer.ingress 0) }}{{.}}{{ end }}"}}") 16 | echo http://$SERVICE_IP:{{ .Values.service.port }} 17 | {{- else if contains "ClusterIP" .Values.service.type }} 18 | export POD_NAME=$(kubectl get pods --namespace {{ .Release.Namespace }} -l "app.kubernetes.io/name={{ include "springboot-demoweb.name" . }},app.kubernetes.io/instance={{ .Release.Name }}" -o jsonpath="{.items[0].metadata.name}") 19 | export CONTAINER_PORT=$(kubectl get pod --namespace {{ .Release.Namespace }} $POD_NAME -o jsonpath="{.spec.containers[0].ports[0].containerPort}") 20 | echo "Visit http://127.0.0.1:8080 to use your application" 21 | kubectl --namespace {{ .Release.Namespace }} port-forward $POD_NAME 8080:$CONTAINER_PORT 22 | {{- end }} 23 | -------------------------------------------------------------------------------- /demoweb/charts/springboot-demoweb/templates/_helpers.tpl: -------------------------------------------------------------------------------- 1 | {{/* 2 | Expand the name of the chart. 3 | */}} 4 | {{- define "springboot-demoweb.name" -}} 5 | {{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" }} 6 | {{- end }} 7 | 8 | {{/* 9 | Create a default fully qualified app name. 10 | We truncate at 63 chars because some Kubernetes name fields are limited to this (by the DNS naming spec). 11 | If release name contains chart name it will be used as a full name. 12 | */}} 13 | {{- define "springboot-demoweb.fullname" -}} 14 | {{- if .Values.fullnameOverride }} 15 | {{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" }} 16 | {{- else }} 17 | {{- $name := default .Chart.Name .Values.nameOverride }} 18 | {{- if contains $name .Release.Name }} 19 | {{- .Release.Name | trunc 63 | trimSuffix "-" }} 20 | {{- else }} 21 | {{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" }} 22 | {{- end }} 23 | {{- end }} 24 | {{- end }} 25 | 26 | {{/* 27 | Create chart name and version as used by the chart label. 28 | */}} 29 | {{- define "springboot-demoweb.chart" -}} 30 | {{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }} 31 | {{- end }} 32 | 33 | {{/* 34 | Common labels 35 | */}} 36 | {{- define "springboot-demoweb.labels" -}} 37 | helm.sh/chart: {{ include "springboot-demoweb.chart" . }} 38 | {{ include "springboot-demoweb.selectorLabels" . }} 39 | {{- if .Chart.AppVersion }} 40 | app.kubernetes.io/version: {{ .Chart.AppVersion | quote }} 41 | {{- end }} 42 | app.kubernetes.io/managed-by: {{ .Release.Service }} 43 | {{- end }} 44 | 45 | {{/* 46 | Selector labels 47 | */}} 48 | {{- define "springboot-demoweb.selectorLabels" -}} 49 | app.kubernetes.io/name: {{ include "springboot-demoweb.name" . }} 50 | app.kubernetes.io/instance: {{ .Release.Name }} 51 | {{- end }} 52 | 53 | {{/* 54 | Create the name of the service account to use 55 | */}} 56 | {{- define "springboot-demoweb.serviceAccountName" -}} 57 | {{- if .Values.serviceAccount.create }} 58 | {{- default (include "springboot-demoweb.fullname" .) .Values.serviceAccount.name }} 59 | {{- else }} 60 | {{- default "default" .Values.serviceAccount.name }} 61 | {{- end }} 62 | {{- end }} 63 | -------------------------------------------------------------------------------- /demoweb/charts/springboot-demoweb/templates/deployment.yaml: -------------------------------------------------------------------------------- 1 | apiVersion: apps/v1 2 | kind: Deployment 3 | metadata: 4 | name: {{ include "springboot-demoweb.fullname" . }} 5 | labels: 6 | {{- include "springboot-demoweb.labels" . | nindent 4 }} 7 | spec: 8 | {{- if not .Values.autoscaling.enabled }} 9 | replicas: {{ .Values.replicaCount }} 10 | {{- end }} 11 | selector: 12 | matchLabels: 13 | {{- include "springboot-demoweb.selectorLabels" . | nindent 6 }} 14 | template: 15 | metadata: 16 | {{- with .Values.podAnnotations }} 17 | annotations: 18 | {{- toYaml . | nindent 8 }} 19 | {{- end }} 20 | labels: 21 | {{- include "springboot-demoweb.selectorLabels" . | nindent 8 }} 22 | spec: 23 | {{- with .Values.imagePullSecrets }} 24 | imagePullSecrets: 25 | {{- toYaml . | nindent 8 }} 26 | {{- end }} 27 | serviceAccountName: {{ include "springboot-demoweb.serviceAccountName" . }} 28 | securityContext: 29 | {{- toYaml .Values.podSecurityContext | nindent 8 }} 30 | containers: 31 | - name: {{ .Chart.Name }} 32 | securityContext: 33 | {{- toYaml .Values.securityContext | nindent 12 }} 34 | image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}" 35 | imagePullPolicy: {{ .Values.image.pullPolicy }} 36 | ports: 37 | - name: http 38 | containerPort: 8080 39 | protocol: TCP 40 | livenessProbe: 41 | httpGet: 42 | path: / 43 | port: http 44 | readinessProbe: 45 | httpGet: 46 | path: / 47 | port: http 48 | resources: 49 | {{- toYaml .Values.resources | nindent 12 }} 50 | {{- with .Values.nodeSelector }} 51 | nodeSelector: 52 | {{- toYaml . | nindent 8 }} 53 | {{- end }} 54 | {{- with .Values.affinity }} 55 | affinity: 56 | {{- toYaml . | nindent 8 }} 57 | {{- end }} 58 | {{- with .Values.tolerations }} 59 | tolerations: 60 | {{- toYaml . | nindent 8 }} 61 | {{- end }} 62 | -------------------------------------------------------------------------------- /demoweb/charts/springboot-demoweb/templates/hpa.yaml: -------------------------------------------------------------------------------- 1 | {{- if .Values.autoscaling.enabled }} 2 | apiVersion: autoscaling/v2beta1 3 | kind: HorizontalPodAutoscaler 4 | metadata: 5 | name: {{ include "springboot-demoweb.fullname" . }} 6 | labels: 7 | {{- include "springboot-demoweb.labels" . | nindent 4 }} 8 | spec: 9 | scaleTargetRef: 10 | apiVersion: apps/v1 11 | kind: Deployment 12 | name: {{ include "springboot-demoweb.fullname" . }} 13 | minReplicas: {{ .Values.autoscaling.minReplicas }} 14 | maxReplicas: {{ .Values.autoscaling.maxReplicas }} 15 | metrics: 16 | {{- if .Values.autoscaling.targetCPUUtilizationPercentage }} 17 | - type: Resource 18 | resource: 19 | name: cpu 20 | targetAverageUtilization: {{ .Values.autoscaling.targetCPUUtilizationPercentage }} 21 | {{- end }} 22 | {{- if .Values.autoscaling.targetMemoryUtilizationPercentage }} 23 | - type: Resource 24 | resource: 25 | name: memory 26 | targetAverageUtilization: {{ .Values.autoscaling.targetMemoryUtilizationPercentage }} 27 | {{- end }} 28 | {{- end }} 29 | -------------------------------------------------------------------------------- /demoweb/charts/springboot-demoweb/templates/ingress.yaml: -------------------------------------------------------------------------------- 1 | {{- if .Values.ingress.enabled -}} 2 | {{- $fullName := include "springboot-demoweb.fullname" . -}} 3 | {{- $svcPort := .Values.service.port -}} 4 | {{- if and .Values.ingress.className (not (semverCompare ">=1.18-0" .Capabilities.KubeVersion.GitVersion)) }} 5 | {{- if not (hasKey .Values.ingress.annotations "kubernetes.io/ingress.class") }} 6 | {{- $_ := set .Values.ingress.annotations "kubernetes.io/ingress.class" .Values.ingress.className}} 7 | {{- end }} 8 | {{- end }} 9 | {{- if semverCompare ">=1.19-0" .Capabilities.KubeVersion.GitVersion -}} 10 | apiVersion: networking.k8s.io/v1 11 | {{- else if semverCompare ">=1.14-0" .Capabilities.KubeVersion.GitVersion -}} 12 | apiVersion: networking.k8s.io/v1beta1 13 | {{- else -}} 14 | apiVersion: extensions/v1beta1 15 | {{- end }} 16 | kind: Ingress 17 | metadata: 18 | name: {{ $fullName }} 19 | labels: 20 | {{- include "springboot-demoweb.labels" . | nindent 4 }} 21 | {{- with .Values.ingress.annotations }} 22 | annotations: 23 | {{- toYaml . | nindent 4 }} 24 | {{- end }} 25 | spec: 26 | {{- if and .Values.ingress.className (semverCompare ">=1.18-0" .Capabilities.KubeVersion.GitVersion) }} 27 | ingressClassName: {{ .Values.ingress.className }} 28 | {{- end }} 29 | {{- if .Values.ingress.tls }} 30 | tls: 31 | {{- range .Values.ingress.tls }} 32 | - hosts: 33 | {{- range .hosts }} 34 | - {{ . | quote }} 35 | {{- end }} 36 | secretName: {{ .secretName }} 37 | {{- end }} 38 | {{- end }} 39 | rules: 40 | {{- range .Values.ingress.hosts }} 41 | - host: {{ .host | quote }} 42 | http: 43 | paths: 44 | {{- range .paths }} 45 | - path: {{ .path }} 46 | {{- if and .pathType (semverCompare ">=1.18-0" $.Capabilities.KubeVersion.GitVersion) }} 47 | pathType: {{ .pathType }} 48 | {{- end }} 49 | backend: 50 | {{- if semverCompare ">=1.19-0" $.Capabilities.KubeVersion.GitVersion }} 51 | service: 52 | name: {{ $fullName }} 53 | port: 54 | number: {{ $svcPort }} 55 | {{- else }} 56 | serviceName: {{ $fullName }} 57 | servicePort: {{ $svcPort }} 58 | {{- end }} 59 | {{- end }} 60 | {{- end }} 61 | {{- end }} 62 | -------------------------------------------------------------------------------- /demoweb/charts/springboot-demoweb/templates/service.yaml: -------------------------------------------------------------------------------- 1 | apiVersion: v1 2 | kind: Service 3 | metadata: 4 | name: {{ include "springboot-demoweb.fullname" . }} 5 | labels: 6 | {{- include "springboot-demoweb.labels" . | nindent 4 }} 7 | spec: 8 | type: {{ .Values.service.type }} 9 | ports: 10 | - port: {{ .Values.service.port }} 11 | targetPort: http 12 | protocol: TCP 13 | name: http 14 | selector: 15 | {{- include "springboot-demoweb.selectorLabels" . | nindent 4 }} 16 | -------------------------------------------------------------------------------- /demoweb/charts/springboot-demoweb/templates/serviceaccount.yaml: -------------------------------------------------------------------------------- 1 | {{- if .Values.serviceAccount.create -}} 2 | apiVersion: v1 3 | kind: ServiceAccount 4 | metadata: 5 | name: {{ include "springboot-demoweb.serviceAccountName" . }} 6 | labels: 7 | {{- include "springboot-demoweb.labels" . | nindent 4 }} 8 | {{- with .Values.serviceAccount.annotations }} 9 | annotations: 10 | {{- toYaml . | nindent 4 }} 11 | {{- end }} 12 | {{- end }} 13 | -------------------------------------------------------------------------------- /demoweb/charts/springboot-demoweb/templates/tests/test-connection.yaml: -------------------------------------------------------------------------------- 1 | apiVersion: v1 2 | kind: Pod 3 | metadata: 4 | name: "{{ include "springboot-demoweb.fullname" . }}-test-connection" 5 | labels: 6 | {{- include "springboot-demoweb.labels" . | nindent 4 }} 7 | annotations: 8 | "helm.sh/hook": test 9 | spec: 10 | containers: 11 | - name: wget 12 | image: busybox 13 | command: ['wget'] 14 | args: ['{{ include "springboot-demoweb.fullname" . }}:{{ .Values.service.port }}'] 15 | restartPolicy: Never 16 | -------------------------------------------------------------------------------- /demoweb/charts/springboot-demoweb/values.yaml: -------------------------------------------------------------------------------- 1 | # Default values for springboot-demoweb. 2 | # This is a YAML-formatted file. 3 | # Declare variables to be passed into your templates. 4 | 5 | replicaCount: 1 6 | 7 | image: 8 | repository: binblee/springboot-helm-chart 9 | pullPolicy: IfNotPresent 10 | # Overrides the image tag whose default is the chart appVersion. 11 | tag: "graalvm-22.3-java17" 12 | 13 | imagePullSecrets: [] 14 | nameOverride: "" 15 | fullnameOverride: "" 16 | 17 | serviceAccount: 18 | # Specifies whether a service account should be created 19 | create: true 20 | # Annotations to add to the service account 21 | annotations: {} 22 | # The name of the service account to use. 23 | # If not set and create is true, a name is generated using the fullname template 24 | name: "" 25 | 26 | podAnnotations: {} 27 | 28 | podSecurityContext: {} 29 | # fsGroup: 2000 30 | 31 | securityContext: {} 32 | # capabilities: 33 | # drop: 34 | # - ALL 35 | # readOnlyRootFilesystem: true 36 | # runAsNonRoot: true 37 | # runAsUser: 1000 38 | 39 | service: 40 | type: ClusterIP 41 | port: 80 42 | 43 | ingress: 44 | enabled: false 45 | className: "" 46 | annotations: {} 47 | # kubernetes.io/ingress.class: nginx 48 | # kubernetes.io/tls-acme: "true" 49 | hosts: 50 | - host: chart-example.local 51 | paths: 52 | - path: / 53 | pathType: ImplementationSpecific 54 | tls: [] 55 | # - secretName: chart-example-tls 56 | # hosts: 57 | # - chart-example.local 58 | 59 | resources: {} 60 | # We usually recommend not to specify default resources and to leave this as a conscious 61 | # choice for the user. This also increases chances charts run on environments with little 62 | # resources, such as Minikube. If you do want to specify resources, uncomment the following 63 | # lines, adjust them as necessary, and remove the curly braces after 'resources:'. 64 | # limits: 65 | # cpu: 100m 66 | # memory: 128Mi 67 | # requests: 68 | # cpu: 100m 69 | # memory: 128Mi 70 | 71 | autoscaling: 72 | enabled: false 73 | minReplicas: 1 74 | maxReplicas: 100 75 | targetCPUUtilizationPercentage: 80 76 | # targetMemoryUtilizationPercentage: 80 77 | 78 | nodeSelector: {} 79 | 80 | tolerations: [] 81 | 82 | affinity: {} 83 | -------------------------------------------------------------------------------- /demoweb/docker-compose.yml: -------------------------------------------------------------------------------- 1 | version: "2" 2 | services: 3 | web: 4 | build: 5 | context: . 6 | image: binblee/springboot-helm-chart:jre-17 7 | ports: 8 | - 8080:8080 9 | restart: always 10 | web-graalvm: 11 | build: 12 | context: . 13 | dockerfile: ./Dockerfile.graalvm 14 | image: binblee/springboot-helm-chart:graalvm-22.3-java17 15 | ports: 16 | - 8888:8888 17 | restart: always 18 | environment: 19 | - SERVER_PORT=8888 -------------------------------------------------------------------------------- /demoweb/mvnw: -------------------------------------------------------------------------------- 1 | #!/bin/sh 2 | # ---------------------------------------------------------------------------- 3 | # Licensed to the Apache Software Foundation (ASF) under one 4 | # or more contributor license agreements. See the NOTICE file 5 | # distributed with this work for additional information 6 | # regarding copyright ownership. The ASF licenses this file 7 | # to you under the Apache License, Version 2.0 (the 8 | # "License"); you may not use this file except in compliance 9 | # with the License. You may obtain a copy of the License at 10 | # 11 | # https://www.apache.org/licenses/LICENSE-2.0 12 | # 13 | # Unless required by applicable law or agreed to in writing, 14 | # software distributed under the License is distributed on an 15 | # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 | # KIND, either express or implied. See the License for the 17 | # specific language governing permissions and limitations 18 | # under the License. 19 | # ---------------------------------------------------------------------------- 20 | 21 | # ---------------------------------------------------------------------------- 22 | # Maven Start Up Batch script 23 | # 24 | # Required ENV vars: 25 | # ------------------ 26 | # JAVA_HOME - location of a JDK home dir 27 | # 28 | # Optional ENV vars 29 | # ----------------- 30 | # M2_HOME - location of maven2's installed home dir 31 | # MAVEN_OPTS - parameters passed to the Java VM when running Maven 32 | # e.g. to debug Maven itself, use 33 | # set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000 34 | # MAVEN_SKIP_RC - flag to disable loading of mavenrc files 35 | # ---------------------------------------------------------------------------- 36 | 37 | if [ -z "$MAVEN_SKIP_RC" ] ; then 38 | 39 | if [ -f /usr/local/etc/mavenrc ] ; then 40 | . /usr/local/etc/mavenrc 41 | fi 42 | 43 | if [ -f /etc/mavenrc ] ; then 44 | . /etc/mavenrc 45 | fi 46 | 47 | if [ -f "$HOME/.mavenrc" ] ; then 48 | . "$HOME/.mavenrc" 49 | fi 50 | 51 | fi 52 | 53 | # OS specific support. $var _must_ be set to either true or false. 54 | cygwin=false; 55 | darwin=false; 56 | mingw=false 57 | case "`uname`" in 58 | CYGWIN*) cygwin=true ;; 59 | MINGW*) mingw=true;; 60 | Darwin*) darwin=true 61 | # Use /usr/libexec/java_home if available, otherwise fall back to /Library/Java/Home 62 | # See https://developer.apple.com/library/mac/qa/qa1170/_index.html 63 | if [ -z "$JAVA_HOME" ]; then 64 | if [ -x "/usr/libexec/java_home" ]; then 65 | export JAVA_HOME="`/usr/libexec/java_home`" 66 | else 67 | export JAVA_HOME="/Library/Java/Home" 68 | fi 69 | fi 70 | ;; 71 | esac 72 | 73 | if [ -z "$JAVA_HOME" ] ; then 74 | if [ -r /etc/gentoo-release ] ; then 75 | JAVA_HOME=`java-config --jre-home` 76 | fi 77 | fi 78 | 79 | if [ -z "$M2_HOME" ] ; then 80 | ## resolve links - $0 may be a link to maven's home 81 | PRG="$0" 82 | 83 | # need this for relative symlinks 84 | while [ -h "$PRG" ] ; do 85 | ls=`ls -ld "$PRG"` 86 | link=`expr "$ls" : '.*-> \(.*\)$'` 87 | if expr "$link" : '/.*' > /dev/null; then 88 | PRG="$link" 89 | else 90 | PRG="`dirname "$PRG"`/$link" 91 | fi 92 | done 93 | 94 | saveddir=`pwd` 95 | 96 | M2_HOME=`dirname "$PRG"`/.. 97 | 98 | # make it fully qualified 99 | M2_HOME=`cd "$M2_HOME" && pwd` 100 | 101 | cd "$saveddir" 102 | # echo Using m2 at $M2_HOME 103 | fi 104 | 105 | # For Cygwin, ensure paths are in UNIX format before anything is touched 106 | if $cygwin ; then 107 | [ -n "$M2_HOME" ] && 108 | M2_HOME=`cygpath --unix "$M2_HOME"` 109 | [ -n "$JAVA_HOME" ] && 110 | JAVA_HOME=`cygpath --unix "$JAVA_HOME"` 111 | [ -n "$CLASSPATH" ] && 112 | CLASSPATH=`cygpath --path --unix "$CLASSPATH"` 113 | fi 114 | 115 | # For Mingw, ensure paths are in UNIX format before anything is touched 116 | if $mingw ; then 117 | [ -n "$M2_HOME" ] && 118 | M2_HOME="`(cd "$M2_HOME"; pwd)`" 119 | [ -n "$JAVA_HOME" ] && 120 | JAVA_HOME="`(cd "$JAVA_HOME"; pwd)`" 121 | fi 122 | 123 | if [ -z "$JAVA_HOME" ]; then 124 | javaExecutable="`which javac`" 125 | if [ -n "$javaExecutable" ] && ! [ "`expr \"$javaExecutable\" : '\([^ ]*\)'`" = "no" ]; then 126 | # readlink(1) is not available as standard on Solaris 10. 127 | readLink=`which readlink` 128 | if [ ! `expr "$readLink" : '\([^ ]*\)'` = "no" ]; then 129 | if $darwin ; then 130 | javaHome="`dirname \"$javaExecutable\"`" 131 | javaExecutable="`cd \"$javaHome\" && pwd -P`/javac" 132 | else 133 | javaExecutable="`readlink -f \"$javaExecutable\"`" 134 | fi 135 | javaHome="`dirname \"$javaExecutable\"`" 136 | javaHome=`expr "$javaHome" : '\(.*\)/bin'` 137 | JAVA_HOME="$javaHome" 138 | export JAVA_HOME 139 | fi 140 | fi 141 | fi 142 | 143 | if [ -z "$JAVACMD" ] ; then 144 | if [ -n "$JAVA_HOME" ] ; then 145 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 146 | # IBM's JDK on AIX uses strange locations for the executables 147 | JAVACMD="$JAVA_HOME/jre/sh/java" 148 | else 149 | JAVACMD="$JAVA_HOME/bin/java" 150 | fi 151 | else 152 | JAVACMD="`\\unset -f command; \\command -v java`" 153 | fi 154 | fi 155 | 156 | if [ ! -x "$JAVACMD" ] ; then 157 | echo "Error: JAVA_HOME is not defined correctly." >&2 158 | echo " We cannot execute $JAVACMD" >&2 159 | exit 1 160 | fi 161 | 162 | if [ -z "$JAVA_HOME" ] ; then 163 | echo "Warning: JAVA_HOME environment variable is not set." 164 | fi 165 | 166 | CLASSWORLDS_LAUNCHER=org.codehaus.plexus.classworlds.launcher.Launcher 167 | 168 | # traverses directory structure from process work directory to filesystem root 169 | # first directory with .mvn subdirectory is considered project base directory 170 | find_maven_basedir() { 171 | 172 | if [ -z "$1" ] 173 | then 174 | echo "Path not specified to find_maven_basedir" 175 | return 1 176 | fi 177 | 178 | basedir="$1" 179 | wdir="$1" 180 | while [ "$wdir" != '/' ] ; do 181 | if [ -d "$wdir"/.mvn ] ; then 182 | basedir=$wdir 183 | break 184 | fi 185 | # workaround for JBEAP-8937 (on Solaris 10/Sparc) 186 | if [ -d "${wdir}" ]; then 187 | wdir=`cd "$wdir/.."; pwd` 188 | fi 189 | # end of workaround 190 | done 191 | echo "${basedir}" 192 | } 193 | 194 | # concatenates all lines of a file 195 | concat_lines() { 196 | if [ -f "$1" ]; then 197 | echo "$(tr -s '\n' ' ' < "$1")" 198 | fi 199 | } 200 | 201 | BASE_DIR=`find_maven_basedir "$(pwd)"` 202 | if [ -z "$BASE_DIR" ]; then 203 | exit 1; 204 | fi 205 | 206 | ########################################################################################## 207 | # Extension to allow automatically downloading the maven-wrapper.jar from Maven-central 208 | # This allows using the maven wrapper in projects that prohibit checking in binary data. 209 | ########################################################################################## 210 | if [ -r "$BASE_DIR/.mvn/wrapper/maven-wrapper.jar" ]; then 211 | if [ "$MVNW_VERBOSE" = true ]; then 212 | echo "Found .mvn/wrapper/maven-wrapper.jar" 213 | fi 214 | else 215 | if [ "$MVNW_VERBOSE" = true ]; then 216 | echo "Couldn't find .mvn/wrapper/maven-wrapper.jar, downloading it ..." 217 | fi 218 | if [ -n "$MVNW_REPOURL" ]; then 219 | jarUrl="$MVNW_REPOURL/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar" 220 | else 221 | jarUrl="https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar" 222 | fi 223 | while IFS="=" read key value; do 224 | case "$key" in (wrapperUrl) jarUrl="$value"; break ;; 225 | esac 226 | done < "$BASE_DIR/.mvn/wrapper/maven-wrapper.properties" 227 | if [ "$MVNW_VERBOSE" = true ]; then 228 | echo "Downloading from: $jarUrl" 229 | fi 230 | wrapperJarPath="$BASE_DIR/.mvn/wrapper/maven-wrapper.jar" 231 | if $cygwin; then 232 | wrapperJarPath=`cygpath --path --windows "$wrapperJarPath"` 233 | fi 234 | 235 | if command -v wget > /dev/null; then 236 | if [ "$MVNW_VERBOSE" = true ]; then 237 | echo "Found wget ... using wget" 238 | fi 239 | if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then 240 | wget "$jarUrl" -O "$wrapperJarPath" || rm -f "$wrapperJarPath" 241 | else 242 | wget --http-user=$MVNW_USERNAME --http-password=$MVNW_PASSWORD "$jarUrl" -O "$wrapperJarPath" || rm -f "$wrapperJarPath" 243 | fi 244 | elif command -v curl > /dev/null; then 245 | if [ "$MVNW_VERBOSE" = true ]; then 246 | echo "Found curl ... using curl" 247 | fi 248 | if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then 249 | curl -o "$wrapperJarPath" "$jarUrl" -f 250 | else 251 | curl --user $MVNW_USERNAME:$MVNW_PASSWORD -o "$wrapperJarPath" "$jarUrl" -f 252 | fi 253 | 254 | else 255 | if [ "$MVNW_VERBOSE" = true ]; then 256 | echo "Falling back to using Java to download" 257 | fi 258 | javaClass="$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.java" 259 | # For Cygwin, switch paths to Windows format before running javac 260 | if $cygwin; then 261 | javaClass=`cygpath --path --windows "$javaClass"` 262 | fi 263 | if [ -e "$javaClass" ]; then 264 | if [ ! -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; then 265 | if [ "$MVNW_VERBOSE" = true ]; then 266 | echo " - Compiling MavenWrapperDownloader.java ..." 267 | fi 268 | # Compiling the Java class 269 | ("$JAVA_HOME/bin/javac" "$javaClass") 270 | fi 271 | if [ -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; then 272 | # Running the downloader 273 | if [ "$MVNW_VERBOSE" = true ]; then 274 | echo " - Running MavenWrapperDownloader.java ..." 275 | fi 276 | ("$JAVA_HOME/bin/java" -cp .mvn/wrapper MavenWrapperDownloader "$MAVEN_PROJECTBASEDIR") 277 | fi 278 | fi 279 | fi 280 | fi 281 | ########################################################################################## 282 | # End of extension 283 | ########################################################################################## 284 | 285 | export MAVEN_PROJECTBASEDIR=${MAVEN_BASEDIR:-"$BASE_DIR"} 286 | if [ "$MVNW_VERBOSE" = true ]; then 287 | echo $MAVEN_PROJECTBASEDIR 288 | fi 289 | MAVEN_OPTS="$(concat_lines "$MAVEN_PROJECTBASEDIR/.mvn/jvm.config") $MAVEN_OPTS" 290 | 291 | # For Cygwin, switch paths to Windows format before running java 292 | if $cygwin; then 293 | [ -n "$M2_HOME" ] && 294 | M2_HOME=`cygpath --path --windows "$M2_HOME"` 295 | [ -n "$JAVA_HOME" ] && 296 | JAVA_HOME=`cygpath --path --windows "$JAVA_HOME"` 297 | [ -n "$CLASSPATH" ] && 298 | CLASSPATH=`cygpath --path --windows "$CLASSPATH"` 299 | [ -n "$MAVEN_PROJECTBASEDIR" ] && 300 | MAVEN_PROJECTBASEDIR=`cygpath --path --windows "$MAVEN_PROJECTBASEDIR"` 301 | fi 302 | 303 | # Provide a "standardized" way to retrieve the CLI args that will 304 | # work with both Windows and non-Windows executions. 305 | MAVEN_CMD_LINE_ARGS="$MAVEN_CONFIG $@" 306 | export MAVEN_CMD_LINE_ARGS 307 | 308 | WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain 309 | 310 | exec "$JAVACMD" \ 311 | $MAVEN_OPTS \ 312 | $MAVEN_DEBUG_OPTS \ 313 | -classpath "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar" \ 314 | "-Dmaven.home=${M2_HOME}" \ 315 | "-Dmaven.multiModuleProjectDirectory=${MAVEN_PROJECTBASEDIR}" \ 316 | ${WRAPPER_LAUNCHER} $MAVEN_CONFIG "$@" 317 | -------------------------------------------------------------------------------- /demoweb/mvnw.cmd: -------------------------------------------------------------------------------- 1 | @REM ---------------------------------------------------------------------------- 2 | @REM Licensed to the Apache Software Foundation (ASF) under one 3 | @REM or more contributor license agreements. See the NOTICE file 4 | @REM distributed with this work for additional information 5 | @REM regarding copyright ownership. The ASF licenses this file 6 | @REM to you under the Apache License, Version 2.0 (the 7 | @REM "License"); you may not use this file except in compliance 8 | @REM with the License. You may obtain a copy of the License at 9 | @REM 10 | @REM https://www.apache.org/licenses/LICENSE-2.0 11 | @REM 12 | @REM Unless required by applicable law or agreed to in writing, 13 | @REM software distributed under the License is distributed on an 14 | @REM "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 15 | @REM KIND, either express or implied. See the License for the 16 | @REM specific language governing permissions and limitations 17 | @REM under the License. 18 | @REM ---------------------------------------------------------------------------- 19 | 20 | @REM ---------------------------------------------------------------------------- 21 | @REM Maven Start Up Batch script 22 | @REM 23 | @REM Required ENV vars: 24 | @REM JAVA_HOME - location of a JDK home dir 25 | @REM 26 | @REM Optional ENV vars 27 | @REM M2_HOME - location of maven2's installed home dir 28 | @REM MAVEN_BATCH_ECHO - set to 'on' to enable the echoing of the batch commands 29 | @REM MAVEN_BATCH_PAUSE - set to 'on' to wait for a keystroke before ending 30 | @REM MAVEN_OPTS - parameters passed to the Java VM when running Maven 31 | @REM e.g. to debug Maven itself, use 32 | @REM set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000 33 | @REM MAVEN_SKIP_RC - flag to disable loading of mavenrc files 34 | @REM ---------------------------------------------------------------------------- 35 | 36 | @REM Begin all REM lines with '@' in case MAVEN_BATCH_ECHO is 'on' 37 | @echo off 38 | @REM set title of command window 39 | title %0 40 | @REM enable echoing by setting MAVEN_BATCH_ECHO to 'on' 41 | @if "%MAVEN_BATCH_ECHO%" == "on" echo %MAVEN_BATCH_ECHO% 42 | 43 | @REM set %HOME% to equivalent of $HOME 44 | if "%HOME%" == "" (set "HOME=%HOMEDRIVE%%HOMEPATH%") 45 | 46 | @REM Execute a user defined script before this one 47 | if not "%MAVEN_SKIP_RC%" == "" goto skipRcPre 48 | @REM check for pre script, once with legacy .bat ending and once with .cmd ending 49 | if exist "%USERPROFILE%\mavenrc_pre.bat" call "%USERPROFILE%\mavenrc_pre.bat" %* 50 | if exist "%USERPROFILE%\mavenrc_pre.cmd" call "%USERPROFILE%\mavenrc_pre.cmd" %* 51 | :skipRcPre 52 | 53 | @setlocal 54 | 55 | set ERROR_CODE=0 56 | 57 | @REM To isolate internal variables from possible post scripts, we use another setlocal 58 | @setlocal 59 | 60 | @REM ==== START VALIDATION ==== 61 | if not "%JAVA_HOME%" == "" goto OkJHome 62 | 63 | echo. 64 | echo Error: JAVA_HOME not found in your environment. >&2 65 | echo Please set the JAVA_HOME variable in your environment to match the >&2 66 | echo location of your Java installation. >&2 67 | echo. 68 | goto error 69 | 70 | :OkJHome 71 | if exist "%JAVA_HOME%\bin\java.exe" goto init 72 | 73 | echo. 74 | echo Error: JAVA_HOME is set to an invalid directory. >&2 75 | echo JAVA_HOME = "%JAVA_HOME%" >&2 76 | echo Please set the JAVA_HOME variable in your environment to match the >&2 77 | echo location of your Java installation. >&2 78 | echo. 79 | goto error 80 | 81 | @REM ==== END VALIDATION ==== 82 | 83 | :init 84 | 85 | @REM Find the project base dir, i.e. the directory that contains the folder ".mvn". 86 | @REM Fallback to current working directory if not found. 87 | 88 | set MAVEN_PROJECTBASEDIR=%MAVEN_BASEDIR% 89 | IF NOT "%MAVEN_PROJECTBASEDIR%"=="" goto endDetectBaseDir 90 | 91 | set EXEC_DIR=%CD% 92 | set WDIR=%EXEC_DIR% 93 | :findBaseDir 94 | IF EXIST "%WDIR%"\.mvn goto baseDirFound 95 | cd .. 96 | IF "%WDIR%"=="%CD%" goto baseDirNotFound 97 | set WDIR=%CD% 98 | goto findBaseDir 99 | 100 | :baseDirFound 101 | set MAVEN_PROJECTBASEDIR=%WDIR% 102 | cd "%EXEC_DIR%" 103 | goto endDetectBaseDir 104 | 105 | :baseDirNotFound 106 | set MAVEN_PROJECTBASEDIR=%EXEC_DIR% 107 | cd "%EXEC_DIR%" 108 | 109 | :endDetectBaseDir 110 | 111 | IF NOT EXIST "%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config" goto endReadAdditionalConfig 112 | 113 | @setlocal EnableExtensions EnableDelayedExpansion 114 | for /F "usebackq delims=" %%a in ("%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config") do set JVM_CONFIG_MAVEN_PROPS=!JVM_CONFIG_MAVEN_PROPS! %%a 115 | @endlocal & set JVM_CONFIG_MAVEN_PROPS=%JVM_CONFIG_MAVEN_PROPS% 116 | 117 | :endReadAdditionalConfig 118 | 119 | SET MAVEN_JAVA_EXE="%JAVA_HOME%\bin\java.exe" 120 | set WRAPPER_JAR="%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.jar" 121 | set WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain 122 | 123 | set DOWNLOAD_URL="https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar" 124 | 125 | FOR /F "usebackq tokens=1,2 delims==" %%A IN ("%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.properties") DO ( 126 | IF "%%A"=="wrapperUrl" SET DOWNLOAD_URL=%%B 127 | ) 128 | 129 | @REM Extension to allow automatically downloading the maven-wrapper.jar from Maven-central 130 | @REM This allows using the maven wrapper in projects that prohibit checking in binary data. 131 | if exist %WRAPPER_JAR% ( 132 | if "%MVNW_VERBOSE%" == "true" ( 133 | echo Found %WRAPPER_JAR% 134 | ) 135 | ) else ( 136 | if not "%MVNW_REPOURL%" == "" ( 137 | SET DOWNLOAD_URL="%MVNW_REPOURL%/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar" 138 | ) 139 | if "%MVNW_VERBOSE%" == "true" ( 140 | echo Couldn't find %WRAPPER_JAR%, downloading it ... 141 | echo Downloading from: %DOWNLOAD_URL% 142 | ) 143 | 144 | powershell -Command "&{"^ 145 | "$webclient = new-object System.Net.WebClient;"^ 146 | "if (-not ([string]::IsNullOrEmpty('%MVNW_USERNAME%') -and [string]::IsNullOrEmpty('%MVNW_PASSWORD%'))) {"^ 147 | "$webclient.Credentials = new-object System.Net.NetworkCredential('%MVNW_USERNAME%', '%MVNW_PASSWORD%');"^ 148 | "}"^ 149 | "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; $webclient.DownloadFile('%DOWNLOAD_URL%', '%WRAPPER_JAR%')"^ 150 | "}" 151 | if "%MVNW_VERBOSE%" == "true" ( 152 | echo Finished downloading %WRAPPER_JAR% 153 | ) 154 | ) 155 | @REM End of extension 156 | 157 | @REM Provide a "standardized" way to retrieve the CLI args that will 158 | @REM work with both Windows and non-Windows executions. 159 | set MAVEN_CMD_LINE_ARGS=%* 160 | 161 | %MAVEN_JAVA_EXE% ^ 162 | %JVM_CONFIG_MAVEN_PROPS% ^ 163 | %MAVEN_OPTS% ^ 164 | %MAVEN_DEBUG_OPTS% ^ 165 | -classpath %WRAPPER_JAR% ^ 166 | "-Dmaven.multiModuleProjectDirectory=%MAVEN_PROJECTBASEDIR%" ^ 167 | %WRAPPER_LAUNCHER% %MAVEN_CONFIG% %* 168 | if ERRORLEVEL 1 goto error 169 | goto end 170 | 171 | :error 172 | set ERROR_CODE=1 173 | 174 | :end 175 | @endlocal & set ERROR_CODE=%ERROR_CODE% 176 | 177 | if not "%MAVEN_SKIP_RC%"=="" goto skipRcPost 178 | @REM check for post script, once with legacy .bat ending and once with .cmd ending 179 | if exist "%USERPROFILE%\mavenrc_post.bat" call "%USERPROFILE%\mavenrc_post.bat" 180 | if exist "%USERPROFILE%\mavenrc_post.cmd" call "%USERPROFILE%\mavenrc_post.cmd" 181 | :skipRcPost 182 | 183 | @REM pause the script if MAVEN_BATCH_PAUSE is set to 'on' 184 | if "%MAVEN_BATCH_PAUSE%"=="on" pause 185 | 186 | if "%MAVEN_TERMINATE_CMD%"=="on" exit %ERROR_CODE% 187 | 188 | cmd /C exit /B %ERROR_CODE% 189 | -------------------------------------------------------------------------------- /demoweb/pom.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 4.0.0 5 | 6 | org.springframework.boot 7 | spring-boot-starter-parent 8 | 3.0.0 9 | 10 | 11 | com.example 12 | demoweb 13 | 0.0.1-SNAPSHOT 14 | demoweb 15 | Demo project for Spring Boot 16 | 17 | 17 18 | 19 | 20 | 21 | org.springframework.boot 22 | spring-boot-starter-web 23 | 24 | 25 | 26 | org.springframework.boot 27 | spring-boot-starter-test 28 | test 29 | 30 | 31 | 32 | 33 | 34 | 35 | org.graalvm.buildtools 36 | native-maven-plugin 37 | 38 | 39 | org.springframework.boot 40 | spring-boot-maven-plugin 41 | 42 | 43 | 44 | 45 | 46 | -------------------------------------------------------------------------------- /demoweb/src/main/java/com/example/demoweb/DemowebApplication.java: -------------------------------------------------------------------------------- 1 | package com.example.demoweb; 2 | 3 | import org.springframework.boot.SpringApplication; 4 | import org.springframework.boot.autoconfigure.SpringBootApplication; 5 | 6 | @SpringBootApplication 7 | public class DemowebApplication { 8 | 9 | public static void main(String[] args) { 10 | SpringApplication.run(DemowebApplication.class, args); 11 | } 12 | 13 | } 14 | -------------------------------------------------------------------------------- /demoweb/src/main/java/com/example/demoweb/DemowebController.java: -------------------------------------------------------------------------------- 1 | package com.example.demoweb; 2 | 3 | 4 | import org.springframework.web.bind.annotation.GetMapping; 5 | import org.springframework.web.bind.annotation.RequestMapping; 6 | import org.springframework.web.bind.annotation.RestController; 7 | 8 | @RestController 9 | @RequestMapping("/") 10 | public class DemowebController { 11 | 12 | @GetMapping("/") 13 | public String home() { 14 | return "Hello World."; 15 | } 16 | 17 | } 18 | -------------------------------------------------------------------------------- /demoweb/src/main/resources/application.properties: -------------------------------------------------------------------------------- 1 | 2 | -------------------------------------------------------------------------------- /demoweb/src/test/java/com/example/demoweb/DemowebApplicationTests.java: -------------------------------------------------------------------------------- 1 | package com.example.demoweb; 2 | 3 | import org.junit.jupiter.api.Test; 4 | import org.springframework.boot.test.context.SpringBootTest; 5 | 6 | @SpringBootTest 7 | class DemowebApplicationTests { 8 | 9 | @Test 10 | void contextLoads() { 11 | } 12 | 13 | } 14 | --------------------------------------------------------------------------------