unused aws instace and vpcs cleanup

Signed-off-by: shiva kumar <shivaku@nvidia.com>

scripts/awscleanup.sh

@@ -18,37 +18,6 @@ for instance in $instances; do
     aws ec2 terminate-instances --instance-ids "$instance"
 done
 
-# Delete Internet Gateway
-internet_gateways=$(aws ec2 describe-internet-gateways \
-    --filters Name=attachment.vpc-id,Values=$vpc \
-    --query "InternetGateways[].InternetGatewayId" \
-    --output text | tr -d '\r' | tr '\n' ' ')
-for igw in $internet_gateways; do
-    echo "Terminating delete-internet-gateway: $igw"
-    aws ec2 detach-internet-gateway --internet-gateway-id "$igw" --vpc-id "$vpc"
-    aws ec2 delete-internet-gateway --internet-gateway-id "$igw"
-done
-
-# Delete NAT Gateways
-nat_gateways=$(aws ec2 describe-nat-gateways \
-    --filter Name=vpc-id,Values=$vpc \
-    --query "NatGateways[].NatGatewayId" \
-    --output text | tr -d '\r' | tr '\n' ' ')
-for ngw in $nat_gateways; do
-    echo "Terminating delete-nat-gateway: $ngw"
-    aws ec2 delete-nat-gateway --nat-gateway-id "$ngw"
-done
-
-# Delete Elastic IPs
-eips=$(aws ec2 describe-addresses \
-  --filters Name=domain,Values=vpc \
-  --query "Addresses[].[AllocationId,Association.VpcId]" \
-  --output text | grep "$vpc" | awk '{print $1}' | tr -d '\r' | tr '\n' ' ')
-for eip in $eips; do
-    echo "Terminating eip: $eip"
-    aws ec2 release-address --allocation-id "$eip"
-done
-
 # Detach and Delete Security Groups
 security_groups=$(aws ec2 describe-security-groups \
     --filters Name=vpc-id,Values=$vpc \
@@ -71,6 +40,16 @@ for sg in $security_groups; do
     aws ec2 delete-security-group --group-id "$sg"
 done
 
+# Delete Subnets
+subnets=$(aws ec2 describe-subnets \
+    --filters Name=vpc-id,Values=$vpc \
+    --query "Subnets[].SubnetId" \
+    --output text | tr -d '\r' | tr '\n' ' ')
+for subnet in $subnets; do
+    echo "Terminating delete-subnet: $subnet"
+    aws ec2 delete-subnet --subnet-id "$subnet"
+done
+
 # Delete Route Tables
 # 1. Make first rt as Main , as we cannot delete vpcs attached with main
 # 2. replace all rt with first rt
@@ -98,33 +77,15 @@ for rt in $route_tables; do
     done
 done
 
-# Delete Subnets
-subnets=$(aws ec2 describe-subnets \
-    --filters Name=vpc-id,Values=$vpc \
-    --query "Subnets[].SubnetId" \
-    --output text | tr -d '\r' | tr '\n' ' ')
-for subnet in $subnets; do
-    echo "Terminating delete-subnet: $subnet"
-    aws ec2 delete-subnet --subnet-id "$subnet"
-done
-
-# Delete Network Interfaces
-eni_ids=$(aws ec2 describe-network-interfaces \
-    --filters Name=vpc-id,Values=$vpc \
-    --query "NetworkInterfaces[].NetworkInterfaceId" \
-    --output text | tr -d '\r' | tr '\n' ' ')
-for eni in $eni_ids; do
-    aws ec2 delete-network-interface --network-interface-id "$eni"
-done
-
-# Delete Network ACLs
-nw_acls=$(aws ec2 describe-network-acls \
-    --filters "Name=vpc-id,Values=$vpc" \
-    --query "NetworkAcls[?IsDefault==false].NetworkAclId" \
+# Delete Internet Gateway
+internet_gateways=$(aws ec2 describe-internet-gateways \
+    --filters Name=attachment.vpc-id,Values=$vpc \
+    --query "InternetGateways[].InternetGatewayId" \
     --output text | tr -d '\r' | tr '\n' ' ')
-for acl in $nw_acls; do
-    echo "Deleting Network ACL: $acl"
-    aws ec2 delete-network-acl --network-acl-id $acl
+for igw in $internet_gateways; do
+    echo "Terminating delete-internet-gateway: $igw"
+    aws ec2 detach-internet-gateway --internet-gateway-id "$igw" --vpc-id "$vpc"
+    aws ec2 delete-internet-gateway --internet-gateway-id "$igw"
 done
 
 # Delete vpc