Configuring a Network and HTTP Load Balancer in GCPPermalink

Setup Network Load BalancerPermalink


Welcome to Cloud Shell! Type "help" to get started.
Your Cloud Platform project in this session is set to qwiklabs-gcp-00-925831822ff8.
Use “gcloud config set project [PROJECT_ID]” to change to a different project.
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ gcloud config set compute/region us-central1
Updated property [compute/region].
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ gcloud config set compute/zone us-central1-a
Updated property [compute/zone].
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$   gcloud compute instances create www1 \
    --zone=us-central1-a \
    --tags=network-lb-tag \
    --machine-type=e2-small \
    --image-family=debian-11 \
    --image-project=debian-cloud \
    --metadata=startup-script='#!/bin/bash
      apt-get update
      apt-get install apache2 -y
      service apache2 restart
      echo "
<h3>Web Server: www1</h3>" | tee /var/www/html/index.html'
Created [https://www.googleapis.com/compute/v1/projects/qwiklabs-gcp-00-925831822ff8/zones/us-central1-a/instances/www1].
NAME: www1
ZONE: us-central1-a
MACHINE_TYPE: e2-small
PREEMPTIBLE: 
INTERNAL_IP: 10.128.0.2
EXTERNAL_IP: 34.132.60.231
STATUS: RUNNING
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$   gcloud compute instances create www2 \
    --zone=us-central1-a \
    --tags=network-lb-tag \
    --machine-type=e2-small \
    --image-family=debian-11 \
    --image-project=debian-cloud \
    --metadata=startup-script='#!/bin/bash
      apt-get update
      apt-get install apache2 -y
      service apache2 restart
      echo "
<h3>Web Server: www2</h3>" | tee /var/www/html/index.html'
Created [https://www.googleapis.com/compute/v1/projects/qwiklabs-gcp-00-925831822ff8/zones/us-central1-a/instances/www2].
NAME: www2
ZONE: us-central1-a
MACHINE_TYPE: e2-small
PREEMPTIBLE: 
INTERNAL_IP: 10.128.0.3
EXTERNAL_IP: 34.133.34.101
STATUS: RUNNING
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$   gcloud compute instances create www3 \
    --zone=us-central1-a  \
    --tags=network-lb-tag \
    --machine-type=e2-small \
    --image-family=debian-11 \
    --image-project=debian-cloud \
    --metadata=startup-script='#!/bin/bash
      apt-get update
      apt-get install apache2 -y
      service apache2 restart
      echo "
<h3>Web Server: www3</h3>" | tee /var/www/html/index.html'
Created [https://www.googleapis.com/compute/v1/projects/qwiklabs-gcp-00-925831822ff8/zones/us-central1-a/instances/www3].
NAME: www3
ZONE: us-central1-a
MACHINE_TYPE: e2-small
PREEMPTIBLE: 
INTERNAL_IP: 10.128.0.4
EXTERNAL_IP: 34.172.62.255
STATUS: RUNNING
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ gcloud compute firewall-rules create www-firewall-network-lb \
    --target-tags network-lb-tag --allow tcp:80
Creating firewall...working..Created [https://www.googleapis.com/compute/v1/projects/qwiklabs-gcp-00-925831822ff8/global/firewalls/www-firewall-network-lb].
Creating firewall...done.                                                                                                                     
NAME: www-firewall-network-lb
NETWORK: default
DIRECTION: INGRESS
PRIORITY: 1000
ALLOW: tcp:80
DENY: 
DISABLED: False
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ gcloud compute instances list
NAME: www1
ZONE: us-central1-a
MACHINE_TYPE: e2-small
PREEMPTIBLE: 
INTERNAL_IP: 10.128.0.2
EXTERNAL_IP: 34.132.60.231
STATUS: RUNNING

NAME: www2
ZONE: us-central1-a
MACHINE_TYPE: e2-small
PREEMPTIBLE: 
INTERNAL_IP: 10.128.0.3
EXTERNAL_IP: 34.133.34.101
STATUS: RUNNING

NAME: www3
ZONE: us-central1-a
MACHINE_TYPE: e2-small
PREEMPTIBLE: 
INTERNAL_IP: 10.128.0.4
EXTERNAL_IP: 34.172.62.255
STATUS: RUNNING
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ curl 34.132.60.231

<h3>Web Server: www1</h3>
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ curl 34.133.34.101

<h3>Web Server: www2</h3>
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ curl 34.172.62.255

<h3>Web Server: www3</h3>
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ gcloud compute addresses create network-lb-ip-1 \
  --region us-central1
Created [https://www.googleapis.com/compute/v1/projects/qwiklabs-gcp-00-925831822ff8/regions/us-central1/addresses/network-lb-ip-1].
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ gcloud compute http-health-checks create basic-check
Created [https://www.googleapis.com/compute/v1/projects/qwiklabs-gcp-00-925831822ff8/global/httpHealthChecks/basic-check].
NAME: basic-check
HOST: 
PORT: 80
REQUEST_PATH: /
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ gcloud compute target-pools create www-pool \
  --region us-central1 --http-health-check basic-check
Created [https://www.googleapis.com/compute/v1/projects/qwiklabs-gcp-00-925831822ff8/regions/us-central1/targetPools/www-pool].
NAME: www-pool
REGION: us-central1
SESSION_AFFINITY: NONE
BACKUP: 
HEALTH_CHECKS: basic-check
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ gcloud compute target-pools add-instances www-pool \
    --instances www1,www2,www3
Updated [https://www.googleapis.com/compute/v1/projects/qwiklabs-gcp-00-925831822ff8/regions/us-central1/targetPools/www-pool].
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ gcloud compute forwarding-rules create www-rule \
    --region  us-central1 \
    --ports 80 \
    --address network-lb-ip-1 \
    --target-pool www-pool
Created [https://www.googleapis.com/compute/v1/projects/qwiklabs-gcp-00-925831822ff8/regions/us-central1/forwardingRules/www-rule].
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ gcloud compute forwarding-rules describe www-rule --region us-central1
IPAddress: 34.172.10.49
IPProtocol: TCP
creationTimestamp: '2024-04-01T09:56:21.359-07:00'
description: ''
fingerprint: u3UsHb_XK0Y=
id: '647094288607828442'
kind: compute#forwardingRule
labelFingerprint: 42WmSpB8rSM=
loadBalancingScheme: EXTERNAL
name: www-rule
networkTier: PREMIUM
portRange: 80-80
region: https://www.googleapis.com/compute/v1/projects/qwiklabs-gcp-00-925831822ff8/regions/us-central1
selfLink: https://www.googleapis.com/compute/v1/projects/qwiklabs-gcp-00-925831822ff8/regions/us-central1/forwardingRules/www-rule
target: https://www.googleapis.com/compute/v1/projects/qwiklabs-gcp-00-925831822ff8/regions/us-central1/targetPools/www-pool
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ IPADDRESS=$(gcloud compute forwarding-rules describe www-rule --region us-central1 --format="json" | jq -r .IPAddress)
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ echo $IPADDRESS
34.172.10.49
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ while true; do curl -m1 $IPADDRESS; done

<h3>Web Server: www1</h3>

<h3>Web Server: www1</h3>

<h3>Web Server: www3</h3>

<h3>Web Server: www3</h3>

<h3>Web Server: www2</h3>

<h3>Web Server: www1</h3>

<h3>Web Server: www3</h3>

<h3>Web Server: www2</h3>

<h3>Web Server: www1</h3>

<h3>Web Server: www3</h3>
^C
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ 

Setup HTTP Load BalancerPermalink

student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ 
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ gcloud compute instance-templates create lb-backend-template \
   --region=us-central1 \
   --network=default \
   --subnet=default \
   --tags=allow-health-check \
   --machine-type=e2-medium \
   --image-family=debian-11 \
   --image-project=debian-cloud \
   --metadata=startup-script='#!/bin/bash
     apt-get update
     apt-get install apache2 -y
     a2ensite default-ssl
     a2enmod ssl
     vm_hostname="$(curl -H "Metadata-Flavor:Google" \
     http://169.254.169.254/computeMetadata/v1/instance/name)"
     echo "Page served from: $vm_hostname" | \
     tee /var/www/html/index.html
     systemctl restart apache2'
Created [https://www.googleapis.com/compute/v1/projects/qwiklabs-gcp-00-925831822ff8/global/instanceTemplates/lb-backend-template].
NAME: lb-backend-template
MACHINE_TYPE: e2-medium
PREEMPTIBLE: 
CREATION_TIMESTAMP: 2024-04-01T10:00:02.608-07:00
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ gcloud compute instance-groups managed create lb-backend-group \
   --template=lb-backend-template --size=2 --zone=us-central1-a
Created [https://www.googleapis.com/compute/v1/projects/qwiklabs-gcp-00-925831822ff8/zones/us-central1-a/instanceGroupManagers/lb-backend-group].
NAME: lb-backend-group
LOCATION: us-central1-a
SCOPE: zone
BASE_INSTANCE_NAME: lb-backend-group
SIZE: 0
TARGET_SIZE: 2
INSTANCE_TEMPLATE: lb-backend-template
AUTOSCALED: no
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ gcloud compute firewall-rules create fw-allow-health-check \
  --network=default \
  --action=allow \
  --direction=ingress \
  --source-ranges=130.211.0.0/22,35.191.0.0/16 \
  --target-tags=allow-health-check \
  --rules=tcp:80
Creating firewall...working..Created [https://www.googleapis.com/compute/v1/projects/qwiklabs-gcp-00-925831822ff8/global/firewalls/fw-allow-health-check].
Creating firewall...done.                                                                                                                   
NAME: fw-allow-health-check
NETWORK: default
DIRECTION: INGRESS
PRIORITY: 1000
ALLOW: tcp:80
DENY: 
DISABLED: False
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ gcloud compute addresses create lb-ipv4-1 \
  --ip-version=IPV4 \
  --global
Created [https://www.googleapis.com/compute/v1/projects/qwiklabs-gcp-00-925831822ff8/global/addresses/lb-ipv4-1].
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ gcloud compute addresses describe lb-ipv4-1 \
  --format="get(address)" \
  --global
34.107.158.122
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ gcloud compute health-checks create http http-basic-check \
  --port 80
Created [https://www.googleapis.com/compute/v1/projects/qwiklabs-gcp-00-925831822ff8/global/healthChecks/http-basic-check].
NAME: http-basic-check
PROTOCOL: HTTP
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ gcloud compute backend-services create web-backend-service \
  --protocol=HTTP \
  --port-name=http \
  --health-checks=http-basic-check \
  --global
Created [https://www.googleapis.com/compute/v1/projects/qwiklabs-gcp-00-925831822ff8/global/backendServices/web-backend-service].
NAME: web-backend-service
BACKENDS: 
PROTOCOL: HTTP
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ gcloud compute backend-services add-backend web-backend-service \
  --instance-group=lb-backend-group \
  --instance-group-zone=us-central1-a \
  --global
Updated [https://www.googleapis.com/compute/v1/projects/qwiklabs-gcp-00-925831822ff8/global/backendServices/web-backend-service].
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ gcloud compute url-maps create web-map-http \
    --default-service web-backend-service
Created [https://www.googleapis.com/compute/v1/projects/qwiklabs-gcp-00-925831822ff8/global/urlMaps/web-map-http].
NAME: web-map-http
DEFAULT_SERVICE: backendServices/web-backend-service
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ gcloud compute target-http-proxies create http-lb-proxy \
    --url-map web-map-http
Created [https://www.googleapis.com/compute/v1/projects/qwiklabs-gcp-00-925831822ff8/global/targetHttpProxies/http-lb-proxy].
NAME: http-lb-proxy
URL_MAP: web-map-http
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ gcloud compute forwarding-rules create http-content-rule \
   --address=lb-ipv4-1\
   --global \
   --target-http-proxy=http-lb-proxy \
   --ports=80

Created [https://www.googleapis.com/compute/v1/projects/qwiklabs-gcp-00-925831822ff8/global/forwardingRules/http-content-rule].
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ 

SummaryPermalink

student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ history 
    1  gcloud config set compute/region us-central1
    2  gcloud config set compute/zone us-central1-a
    3  gcloud compute firewall-rules create www-firewall-network-lb     --target-tags network-lb-tag --allow tcp:80
    4  gcloud compute instances list
    5  curl 34.132.60.231
    6  curl 34.133.34.101
    7  curl 34.172.62.255
    8  gcloud compute addresses create network-lb-ip-1   --region us-central1
    9  gcloud compute http-health-checks create basic-check
   10  gcloud compute target-pools create www-pool   --region us-central1 --http-health-check basic-check
   11  gcloud compute target-pools add-instances www-pool     --instances www1,www2,www3
   12  gcloud compute forwarding-rules create www-rule     --region  us-central1     --ports 80     --address network-lb-ip-1     --target-pool www-pool
   13  gcloud compute forwarding-rules describe www-rule --region us-central1
   14  IPADDRESS=$(gcloud compute forwarding-rules describe www-rule --region us-central1 --format="json" | jq -r .IPAddress)
   15  echo $IPADDRESS
   16  while true; do curl -m1 $IPADDRESS; done
   17  gcloud compute instance-templates create lb-backend-template    --region=us-central1    --network=default    --subnet=default    --tags=allow-health-check    --machine-type=e2-medium    --image-family=debian-11    --image-project=debian-cloud    --metadata=startup-script='#!/bin/bash
     apt-get update
     apt-get install apache2 -y
     a2ensite default-ssl
     a2enmod ssl
     vm_hostname="$(curl -H "Metadata-Flavor:Google" \
     http://169.254.169.254/computeMetadata/v1/instance/name)"
     echo "Page served from: $vm_hostname" | \
     tee /var/www/html/index.html
     systemctl restart apache2'
   18  gcloud compute instance-groups managed create lb-backend-group    --template=lb-backend-template --size=2 --zone=us-central1-a
   19  gcloud compute firewall-rules create fw-allow-health-check   --network=default   --action=allow   --direction=ingress   --source-ranges=130.211.0.0/22,35.191.0.0/16   --target-tags=allow-health-check   --rules=tcp:80
   20  gcloud compute addresses create lb-ipv4-1   --ip-version=IPV4   --global
   21  gcloud compute addresses describe lb-ipv4-1   --format="get(address)"   --global
   22  gcloud compute health-checks create http http-basic-check   --port 80
   23  gcloud compute backend-services create web-backend-service   --protocol=HTTP   --port-name=http   --health-checks=http-basic-check   --global
   24  gcloud compute backend-services add-backend web-backend-service   --instance-group=lb-backend-group   --instance-group-zone=us-central1-a   --global
   25  gcloud compute url-maps create web-map-http     --default-service web-backend-service
   26  gcloud compute target-http-proxies create http-lb-proxy     --url-map web-map-http
   27  gcloud compute forwarding-rules create http-content-rule    --address=lb-ipv4-1   --global    --target-http-proxy=http-lb-proxy    --ports=80
   28  history 
student_01_6c95c772cfb8@cloudshell:~ (qwiklabs-gcp-00-925831822ff8)$ 

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