Devops task

docs/README.md

@@ -1,4 +1,4 @@
-
+    
 ## Task 1:
 
 

docs/steps.txt

@@ -4,20 +4,81 @@ ________________
 
 Task 1:
 
+First of all I created a pom file dependency file that has all of the dependency i need (web app, mongo database , health checker)
+at my CounterServlet.java controller file a add a annotations to till set my application as spring boot application.
+
+I started with my hello world web app then how to get the count of the visitors for my web app then get the ip address.
+
+Now I start to config the mongo database to get requests but i could not do that by my self honestly I asked a friend
+to help my with mongo database implementation. :/
+
+I save my app under /task1/APP and started with the extra:
+   - the health check ready from the pom file dependency implementation.
+   - user-agent
 ________________
 
 Task 2:
 
+So I started by create a builder.sh file that first think first check if the repo i needed is there of not.
+
+Create a dockerfile and read more about multi-stage docker images build the first one build my app and the second one
+run it.
+
+Implement ability to run the image in debug mode and set network=host and the rest of args.
+
+Test that my application image and container is working fine push it and save it.
+
+extra points:
+   - Build the exit status codes.
 ________________
 
 Task 3:
 
+Build docker-compose from two parts first part is the database part and the second one is the app part.
+
+Add all the configuration that the app need on the resources file.
+
+To start up the docker-compose run ./task3/start.sh or the following command:
+
+$ git clone https://github.com/saifal-nuaimi/devops-task.git APP
+$ cd APP
+$ docker-compose up
+
+
 ________________
 
 Task 4:
 
+Start by reading more about ansible and create basic playbook that ask mvn to deploy all decadency by script and stop there.
+
 ________________
 
 Task 5:
 
+Start build my helm chart using basic files  values.yaml requirements.yaml Chart.yaml
+I create templates and add configmap.yaml, deployment.yaml, service.yaml finally i get a
+dependency chart from chart repo.
+
+configure the app.properties to match the database.
+
+Kindly add your tiller-namespace line 8 and namespace line 9 to task5/deploy.sh
+and the namespace to task5/APP-helm/templates/configmap.yaml line 5
+
+To start up the helm chart run ./task5/deploy.sh or the following command :
+
+cd helm
+helm upgrade \
+    --install \
+    --wait \
+    --force \
+    --timeout 900 \
+    --tiller-namespace=kryptonite\
+    --namespace=testingmy \
+    my-app \
+    .
+
+
+
+
+
 

task1/APP/.gitignore

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+HELP.md
+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**
+!**/src/test/**
+
+### STS ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### IntelliJ IDEA ###
+.idea
+*.iws
+*.iml
+*.ipr
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+
+### VS Code ###
+.vscode/

task1/APP/.mvn/wrapper/MavenWrapperDownloader.java

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+/*
+ * Copyright 2007-present the original author or authors.
+ *
+ * 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
+ *
+ *      https://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.
+ */
+
+import java.net.*;
+import java.io.*;
+import java.nio.channels.*;
+import java.util.Properties;
+
+public class MavenWrapperDownloader {
+
+    private static final String WRAPPER_VERSION = "0.5.6";
+    /**
+     * Default URL to download the maven-wrapper.jar from, if no 'downloadUrl' is provided.
+     */
+    private static final String DEFAULT_DOWNLOAD_URL = "https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/"
+            + WRAPPER_VERSION + "/maven-wrapper-" + WRAPPER_VERSION + ".jar";
+
+    /**
+     * Path to the maven-wrapper.properties file, which might contain a downloadUrl property to
+     * use instead of the default one.
+     */
+    private static final String MAVEN_WRAPPER_PROPERTIES_PATH =
+            ".mvn/wrapper/maven-wrapper.properties";
+
+    /**
+     * Path where the maven-wrapper.jar will be saved to.
+     */
+    private static final String MAVEN_WRAPPER_JAR_PATH =
+            ".mvn/wrapper/maven-wrapper.jar";
+
+    /**
+     * Name of the property which should be used to override the default download url for the wrapper.
+     */
+    private static final String PROPERTY_NAME_WRAPPER_URL = "wrapperUrl";
+
+    public static void main(String args[]) {
+        System.out.println("- Downloader started");
+        File baseDirectory = new File(args[0]);
+        System.out.println("- Using base directory: " + baseDirectory.getAbsolutePath());
+
+        // If the maven-wrapper.properties exists, read it and check if it contains a custom
+        // wrapperUrl parameter.
+        File mavenWrapperPropertyFile = new File(baseDirectory, MAVEN_WRAPPER_PROPERTIES_PATH);
+        String url = DEFAULT_DOWNLOAD_URL;
+        if (mavenWrapperPropertyFile.exists()) {
+            FileInputStream mavenWrapperPropertyFileInputStream = null;
+            try {
+                mavenWrapperPropertyFileInputStream = new FileInputStream(mavenWrapperPropertyFile);
+                Properties mavenWrapperProperties = new Properties();
+                mavenWrapperProperties.load(mavenWrapperPropertyFileInputStream);
+                url = mavenWrapperProperties.getProperty(PROPERTY_NAME_WRAPPER_URL, url);
+            } catch (IOException e) {
+                System.out.println("- ERROR loading '" + MAVEN_WRAPPER_PROPERTIES_PATH + "'");
+            } finally {
+                try {
+                    if (mavenWrapperPropertyFileInputStream != null) {
+                        mavenWrapperPropertyFileInputStream.close();
+                    }
+                } catch (IOException e) {
+                    // Ignore ...
+                }
+            }
+        }
+        System.out.println("- Downloading from: " + url);
+
+        File outputFile = new File(baseDirectory.getAbsolutePath(), MAVEN_WRAPPER_JAR_PATH);
+        if (!outputFile.getParentFile().exists()) {
+            if (!outputFile.getParentFile().mkdirs()) {
+                System.out.println(
+                        "- ERROR creating output directory '" + outputFile.getParentFile().getAbsolutePath() + "'");
+            }
+        }
+        System.out.println("- Downloading to: " + outputFile.getAbsolutePath());
+        try {
+            downloadFileFromURL(url, outputFile);
+            System.out.println("Done");
+            System.exit(0);
+        } catch (Throwable e) {
+            System.out.println("- Error downloading");
+            e.printStackTrace();
+            System.exit(1);
+        }
+    }
+
+    private static void downloadFileFromURL(String urlString, File destination) throws Exception {
+        if (System.getenv("MVNW_USERNAME") != null && System.getenv("MVNW_PASSWORD") != null) {
+            String username = System.getenv("MVNW_USERNAME");
+            char[] password = System.getenv("MVNW_PASSWORD").toCharArray();
+            Authenticator.setDefault(new Authenticator() {
+                @Override
+                protected PasswordAuthentication getPasswordAuthentication() {
+                    return new PasswordAuthentication(username, password);
+                }
+            });
+        }
+        URL website = new URL(urlString);
+        ReadableByteChannel rbc;
+        rbc = Channels.newChannel(website.openStream());
+        FileOutputStream fos = new FileOutputStream(destination);
+        fos.getChannel().transferFrom(rbc, 0, Long.MAX_VALUE);
+        fos.close();
+        rbc.close();
+    }
+
+}

task1/APP/.mvn/wrapper/maven-wrapper.properties

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+distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.6.3/apache-maven-3.6.3-bin.zip
+wrapperUrl=https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.jar

task1/APP/Dockerfile

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+FROM maven:3.5.4-jdk-8-alpine as mvn_builder_stage1
+EXPOSE 8080
+WORKDIR /myapp
+COPY src /myapp/src
+COPY pom.xml /myapp/pom.xml
+RUN mvn clean install
+
+FROM openjdk:8-jre-alpine as mvn_runner_stage2
+WORKDIR /myrunningapp
+ARG hostname=saifnuaimii/app:v1.0.0
+EXPOSE 8080
+COPY --from=mvn_builder_stage1 /myapp .
+CMD java -D -jar target/app-*.jar

task1/APP/docker-compose.yml

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+version: '2'
+
+services:
+
+  #-----------------web app-----------------
+  webapp:
+    build:
+      context: .
+      dockerfile: local.dockerfile
+    environment:
+      - SPRING_DATA_MONGODB_URI=mongodb://root:root@mongo-db:27017/
+      - SPRING_DATA_MONGODB_DATABASE=users
+    ports:
+      - 8080:8080
+    depends_on:
+      - mongo-db
+
+  #-----------------mongo db-----------------
+  mongo-db:
+    restart: always
+    image: mongo
+    ports:
+      - "27017:27017"
+    environment:
+      - MONGO_INITDB_ROOT_USERNAME=root
+      - MONGO_INITDB_ROOT_PASSWORD=root
+      - MONGO_INITDB_DATABASE=users

task1/APP/local.dockerfile

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+FROM maven:3.5.4-jdk-8-alpine as mvn_builder_stage1
+EXPOSE 8080
+WORKDIR /myapp
+COPY src /myapp/src
+COPY pom.xml /myapp/pom.xml
+RUN mvn clean install
+
+FROM openjdk:8-jre-alpine as mvn_runner_stage2
+WORKDIR /myrunningapp
+ARG hostname=saifnuaimii/app:v1.0.0
+EXPOSE 8080
+COPY --from=mvn_builder_stage1 /myapp .
+
+CMD java -D -jar target/app-*.jar