Merge pull request #1 from Sonal0409/main

DockerNotes-16-17thNOv

@@ -282,6 +282,8 @@ on the container directory
 
 # docker run -d --name web -v  /root/ecomm/:/usr/local/apache2/htdocs/     httpd
 
+docker run --name myecomm -d -P -v /root/ecomm:/usr/local/apache2/htdocs/ httpd
+
 
 Step 3: we should also be able to access the contaienr from brower, so what option will you give in the command
 

DockerNotes/Notes

@@ -257,6 +257,19 @@ once container is created you cannot do volume mapping
 
 DOCKER FILE
 *****************************************
+
+FROM ubuntu
+RUN apt-get update
+RUN apt-get install git -y
+COPY copy.txt /tmp
+ADD compress.tar.gz /tmp
+[ec2-user@DOCKERHOST mydockerfiles]$ vim copy.txt
+[ec2-user@DOCKERHOST mydockerfiles]$ [ec2-user@DOCKERHOST mydockerfiles]$ touch compress.txt
+[ec2-user@DOCKERHOST mydockerfiles]$ ls
+compress.txt  copy.txt  Dockerfile
+[ec2-user@DOCKERHOST mydockerfiles]$ tar -czvf compress.tar.gz compress.txt
+
+
 Creating our own Images:
 
 2 ways:

Kubernetes/Notes

@@ -29,11 +29,46 @@ spec:
   kubectl get pods -l app=frontend
 
   For pod and container logs:
+
+ --------------------------------------------------------------
+ vim replicasetdemo.yaml
+---  
+  apiVersion: apps/v1
+  kind: Replicaset
+  metadata:
+   name: daniel
+  spec:
+   replicas:3
+   selector:
+    matchlabels:
+     type:webserver
+   template:
+    metadata:
+     name:mypod
+     labels:
+      author:dan
+      type:webserver
+    spec:
+    containers:
+     name: c1
+     image: nginx
+ ...  
+
+ kubectl create -f replicasetdemo.yaml
+ kubectl get all
+ kubectl get pod -l type=webserver
+ kubectl scale replicaset nameofreplicaset --replicas=5
+
+
+ ----------------------------------------------------------------------
+
 
   kubectl describe pod pod1 | less
   kubectl logs pod1
   kubectl logs -f pod1
   kubectl logs -f pod1 -c c1  
+  kubectl delete pods -l env=QA
+  kubectl describe service serviceName