added aws examples

lab-07/ec-create-instance.py

@@ -0,0 +1,16 @@
+import boto3
+
+
+def create_instance():
+    ec2_resource = boto3.resource('ec2')
+    instances = ec2_resource.create_instances(ImageId='ami-49f0762d',
+                MinCount=1, MaxCount=1,InstanceType='t2.micro',
+                SecurityGroupIds=['ansible-node'],KeyName='ansible')
+    for instance in instances:
+        print instance
+    ec2_client = boto3.client('ec2')
+    waiter=ec2_client.get_waiter('instance_running')
+    waiter.wait(InstanceIds=[instances[0].id])
+    print ("Instance is Running now!")
+
+create_instance()

lab-07/ec2-client-list-instances.py

@@ -0,0 +1,5 @@
+import boto3
+
+ec2_client = boto3.client('ec2')
+response = ec2_client.describe_instances()
+print(response)

lab-07/ec2-create-snapshot.py

@@ -0,0 +1,9 @@
+import boto3
+import sys
+
+
+def create_snapshot():
+    ec2_resource = boto3.resource('ec2')
+    snapshot = ec2_resource.create_snapshot(VolumeId=sys.argv[1], Description="Taking backup")
+
+create_snapshot()

lab-07/ec2-resource-list-instances.py

@@ -0,0 +1,21 @@
+import boto3
+
+
+ec2_resource = boto3.resource('ec2')
+
+instances = ec2_resource.instances.filter(
+    Filters=[{'Name': 'instance-state-name', 'Values': ['running']}])
+for instance in instances:
+    print(instance.state)
+    for item in instance.volumes.all():
+        print item.id
+
+
+# Mac installation tip: 
+# sudo pip install --ignore-installed six boto3
+# Assignment : Create 3 instances in ec2 using ansible playbooked from last week.
+# One the instance are created.
+# Use Python boto3 library to Parse the ouput of boto reponse and find 
+# 1. instance ids, ip address, privateDns, Public DNS
+
+

lab-08/s3-examples.py

@@ -0,0 +1,25 @@
+import boto3
+
+my_bucket_name = "bcrbucket"
+
+s3 = boto3.resource('s3')
+bucket = s3.Bucket(my_bucket_name)
+for obj in bucket.objects.all():
+   print obj.key,obj.last_modified
+
+
+s3	=	boto3.client('s3')
+
+#	Get	a	paginator	and	iterate	through	each	page  
+paginator	= s3.get_paginator('list_objects')
+for	page in	paginator.paginate(Bucket=my_bucket_name):
+    for	obj	in	page['Contents']:
+        print(obj['Key'])
+
+
+
+s3	=	boto3.resource('s3')
+obj	=	s3.Object(my_bucket_name,'ny-census.csv')  
+print(obj.content_type)  
+print(obj.last_modified)
+