├── runner.sh
├── nginx.conf
├── README.md
├── SECURITY.md
├── Dockerfile
├── License.md
├── HelloWorld-lb.yaml
└── index.html


/runner.sh:
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1 | #!/bin/sh
2 | 
3 | # Replace the hostname in the container
4 | sed -i.bak 's/HOSTNAME/'"$HOSTNAME"'/g' /www/data/index.html
5 | 
6 | # Startup the cmd
7 | exec "$@"
8 | 


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/nginx.conf:
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 1 | worker_processes 1;
 2 | 
 3 | events { worker_connections 1024; }
 4 | 
 5 | http {
 6 |  	access_log /dev/stdout;
 7 |     sendfile on;
 8 | 	access_log /dev/stdout;
 9 | 	error_log /etc/nginx/logs/nginx-error.log;
10 | 
11 |     server {
12 | 	    root /www/data;
13 | 
14 |         listen 80;
15 | 
16 |         location / {
17 |         }
18 |     }
19 | }
20 | 


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/README.md:
--------------------------------------------------------------------------------
 1 | # docker-helloworld
 2 | 
 3 | USED IN LAB 06-12 
 4 | 
 5 | A simple helloworld app for docker
 6 | 
 7 | A simple nginx helloworld application that helps you learn docker image pulls. Runs on port :80
 8 | 
 9 | To pull this image:
10 | ```
11 | docker pull mahidocker2018/helloworld:v1
12 | ```
13 | 
14 | To run this image:
15 | ```
16 | docker run -d -p 80:80/tcp "mahidocker2018/helloworld:v1"
17 | ```
18 | 
19 | Dockerhub link: https://hub.docker.com/repository/docker/mahidocker2018/helloworld
20 | 
21 | Github link: https://github.com/mahendra-mehra/docker-helloworld-demo
22 | 


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/SECURITY.md:
--------------------------------------------------------------------------------
 1 | # Security Policy
 2 | 
 3 | ## Supported Versions
 4 | 
 5 | Use this section to tell people about which versions of your project are
 6 | currently being supported with security updates.
 7 | 
 8 | | Version | Supported          |
 9 | | ------- | ------------------ |
10 | | latest   | :white_check_mark: |
11 | 
12 | ## Reporting a Vulnerability
13 | 
14 | If you notice any vulnerabilities with this code or container, please report it to me via a github issue. If the issue is sensitive in nature, or you do not want to publicly disclose this issue, you can also contact me via twitter (http://twitter.com/iteration1) or linkedIn (https://www.linkedin.com/in/kgaekwad). Any help provided will allow for a secure helloworld container to new users, and also will be happy to add your github handle as a contributor to the project.
15 | 


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/Dockerfile:
--------------------------------------------------------------------------------
 1 | ############################################################
 2 | # Dockerfile to build Nginx Installed Containers
 3 | # Based on nginx image
 4 | ############################################################
 5 | 
 6 | 
 7 | # Set the base image to nginx
 8 | FROM iad.ocir.io/ocuocictrng5/nginx:latest
 9 | 
10 | # File Author / Maintainer
11 | MAINTAINER Mahendra Mehra
12 | 
13 | # Remove the default Nginx configuration file
14 | RUN rm -v /etc/nginx/nginx.conf
15 | 
16 | # Copy a configuration file from the current directory
17 | ADD nginx.conf /etc/nginx/
18 | 
19 | RUN mkdir /etc/nginx/logs
20 | 
21 | # Add a sample index file
22 | ADD index.html /www/data/
23 | 
24 | # Create a runner script for the entrypoint
25 | COPY runner.sh /runner.sh
26 | RUN chmod +x /runner.sh
27 | 
28 | # Expose ports
29 | EXPOSE 80
30 | 
31 | ENTRYPOINT ["/runner.sh"]
32 | 
33 | # Set the default command to execute
34 | # when creating a new container
35 | CMD ["nginx", "-g", "daemon off;"]
36 | 


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/License.md:
--------------------------------------------------------------------------------
 1 | MIT License
 2 | 
 3 | Copyright (c) 2020 Karthik Gaekwad
 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 | 


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/HelloWorld-lb.yaml:
--------------------------------------------------------------------------------
 1 | apiVersion: apps/v1
 2 | kind: Deployment
 3 | metadata:
 4 |   name: helloworld-deployment-<userid>
 5 |   namespace: ns-<userid>
 6 | spec:
 7 |   selector:
 8 |     matchLabels:
 9 |       app: helloworld
10 |   replicas: 1
11 |   template:
12 |     metadata:
13 |       labels:
14 |         app: helloworld
15 |     spec:
16 |       containers:
17 |       - name: helloworld
18 |     # enter the path to your image, be sure to include the correct region prefix    
19 |         image: <region-key>.ocir.io/<tenancy-namespace>/<repo-name>:<tag>
20 |         ports:
21 |         - containerPort: 80
22 |       imagePullSecrets:
23 |     # enter the name of the secret you created  
24 |       - name: <secret-name>
25 | ---
26 | apiVersion: v1
27 | kind: Service
28 | metadata:
29 |   name: helloworld-service-<userid>
30 |   namespace: ns-<userid>
31 |   annotations:
32 |     oci.oraclecloud.com/load-balancer-type: "lb"
33 |     service.beta.kubernetes.io/oci-load-balancer-shape: "flexible"
34 |     service.beta.kubernetes.io/oci-load-balancer-shape-flex-min: "10"
35 |     service.beta.kubernetes.io/oci-load-balancer-shape-flex-max: "100"
36 | spec:
37 |   type: LoadBalancer
38 |   ports:
39 |   - port: 80
40 |     protocol: TCP
41 |     targetPort: 80
42 |   selector:
43 |     app: helloworld
44 | 


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/index.html:
--------------------------------------------------------------------------------
  1 | <html>
  2 | <head>
  3 |     <meta charset="utf-8">
  4 |     <meta http-equiv="X-UA-Compatible" content="IE=edge">
  5 |     <meta name="description" content="A simple docker helloworld example.">
  6 |     <meta name="author" content="Mahendra Mehra">
  7 |     <meta name="viewport" content="width=device-width, initial-scale=1">
  8 | 
  9 | 	<!-- Latest compiled and minified CSS -->
 10 | 	<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" integrity="sha384-1q8mTJOASx8j1Au+a5WDVnPi2lkFfwwEAa8hDDdjZlpLegxhjVME1fgjWPGmkzs7" crossorigin="anonymous">
 11 | <script type="text/javascript">
 12 | function init ( )
 13 | {
 14 |   timeDisplay = document.createTextNode ( "" );
 15 |   document.getElementById("clock").appendChild ( timeDisplay );
 16 | }
 17 | 
 18 | function updateVisit ()
 19 | {
 20 |   visitDisplay = document.createTextNode ( "" );
 21 |   document.getElementById("visits").appendChild(visitDisplay);
 22 | 
 23 |   var counter = Cookies.get('counter');
 24 |   if (counter==null){
 25 |   console.log(counter);
 26 |   	counter = 1;
 27 |   }else{
 28 |   	counter = Number(counter) + 1;
 29 |   }
 30 |   Cookies.set('counter', counter);
 31 |   document.getElementById("visits").firstChild.nodeValue = counter;
 32 | }
 33 | 
 34 | function updateClock ()
 35 | {
 36 |   var currentTime = new Date ( );
 37 | 
 38 |   var currentHours = currentTime.getHours ( );
 39 |   var currentMinutes = currentTime.getMinutes ( );
 40 |   var currentSeconds = currentTime.getSeconds ( );
 41 | 
 42 |   // Pad the minutes and seconds with leading zeros, if required
 43 |   currentMinutes = ( currentMinutes < 10 ? "0" : "" ) + currentMinutes;
 44 |   currentSeconds = ( currentSeconds < 10 ? "0" : "" ) + currentSeconds;
 45 | 
 46 |   // Choose either "AM" or "PM" as appropriate
 47 |   var timeOfDay = ( currentHours < 12 ) ? "AM" : "PM";
 48 | 
 49 |   // Convert the hours component to 12-hour format if needed
 50 |   currentHours = ( currentHours > 12 ) ? currentHours - 12 : currentHours;
 51 | 
 52 |   // Convert an hours component of "0" to "12"
 53 |   currentHours = ( currentHours == 0 ) ? 12 : currentHours;
 54 | 
 55 |   // Compose the string for display
 56 |   var currentTimeString = currentHours + ":" + currentMinutes + ":" + currentSeconds + " " + timeOfDay;
 57 | 
 58 |   // Update the time display
 59 |   document.getElementById("clock").firstChild.nodeValue = currentTimeString;
 60 | }
 61 | </script>
 62 | </head>
 63 | <body  onload="updateVisit(); updateClock(); setInterval('updateClock()', 1000 )">
 64 |     <!-- Fixed navbar -->
 65 |     <nav class="navbar navbar-inverse navbar-fixed-top">
 66 |       <div class="container">
 67 |         <div class="navbar-header">
 68 |           <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#navbar" aria-expanded="false" aria-controls="navbar">
 69 |             <span class="sr-only">Toggle navigation</span>
 70 |             <span class="icon-bar"></span>
 71 |             <span class="icon-bar"></span>
 72 |             <span class="icon-bar"></span>
 73 |           </button>
 74 |           <a class="navbar-brand" href="#">Docker Helloworld</a>
 75 |         </div>
 76 |         <div id="navbar" class="navbar-collapse collapse">
 77 |           <ul class="nav navbar-nav">
 78 |             <li class="active"><a href="#">Home</a></li>
 79 |             <li><a href="https://twitter.com/Oracle_Edu">About us</a></li>
 80 |             <li><a href="https://www.oracle.com/in/devops/devops-service/">OCI DevOps</a></li>
 81 |           </ul>
 82 |         </div><!--/.nav-collapse -->
 83 |       </div>
 84 |     </nav>
 85 | 
 86 |     <div class="container theme-showcase" role="main">
 87 | 
 88 |       <!-- Main jumbotron for a primary marketing message or call to action -->
 89 |       <div class="jumbotron">
 90 |         <h1>Hello & Welcome!</h1>
 91 |         <p>You have successfully deployed the sample application to the OKE cluster.</p>
 92 |       </div>
 93 |       <hr/>
 94 |       <div class="footer">
 95 |         <p>2022 Mahendra Mehra,&nbsp;Visits:&nbsp;<span id="visits">&nbsp;</span>,&nbsp;&nbsp;<span id="clock">&nbsp;</span></p>
 96 |         <div title="The container ID is the ID of the container (or host) that is the helloworld application.">Container ID: HOSTNAME
 97 |         </div>
 98 |       </div>
 99 |     </div> <!-- /container -->
100 | 	</div>
101 |     <!-- jQuery (necessary for Bootstrap's JavaScript plugins) -->
102 |     <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js"></script>
103 |     <script src="https://cdnjs.cloudflare.com/ajax/libs/js-cookie/2.1.1/js.cookie.min.js"></script>
104 | 	<!-- Latest compiled and minified JavaScript -->
105 | 	<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js" integrity="sha384-0mSbJDEHialfmuBBQP6A4Qrprq5OVfW37PRR3j5ELqxss1yVqOtnepnHVP9aJ7xS" crossorigin="anonymous"></script>
106 | </body>
107 | </html>
108 | 


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