How to Create Kubernetes Load Balancer?
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To create Kubernetes load balancer, follow the steps given below:
Step 1: Login to your account.
Step 2: Navigate to Services and then click on My Services.
Step 3: Click on your project.
Step 4: Navigate to Kubernetes and then click on K8s Load Balancer.
Step 6: Click on Create Load Balancer.
Step 7: Enter the Name and Description for the Load Balancer and click Next.
Step 8: Enter the Listener Details and click Next.
Note:
If you do not want to create a listener, select No and click Create Load Balancer.
If you have not created Listener, you will not be able to create Pool and Monitor.
Field
Description
Name
Enter the name of the Listener.
Description
Enter the description of the Listener.
Protocol
Select a protocol for the listener from the below options:
HTTP
HTTPS
TCP
UDP
SCTP
Port*
The protocol port number for the resource.
Client Data Timeout
Enter client inactivity timeout in milliseconds. The default is 50000.
TCP Inspect Timeout
Enter time, in milliseconds, to wait for additional TCP packets for content inspection. The default is 0.
Member Connect Timeout
Enter member connection timeout in milliseconds. The default is 5000.
Member Data Timeout
Enter member inactivity timeout in milliseconds. The default is 50000.
Allowed CIDRs
Enter a list of IPv4, IPv6 or mix of both CIDRs.
Connection Limit*
The maximum number of connections permitted for this listener. Default value is -1 which represents infinite connections.
Insert Headers
Select the headers to insert into the request before it is sent to the member from the below option:
X-Forwarded-For
X-Forwarded-Port
X-Forwarded-Proto
Step 9: Enter Pool Details and click Next.
Note: If you do not want to create Pool and Monitor, select No and click Create Load Balancer.
Field
Description
Name
Enter the name of the Pool.
Description
Enter the description of the pool.
Algorithm
Select the load balancing algorithm for the pool from the below options:
Least connections
Round robin
Source IP
TLS Enabled
Select YES to enable TLS, enabling it will help member to use TLS encryption.
Select NO to disable TLS.
TLS Cipher String
Enter List of ciphers in OpenSSL format and it should be colon-separated.
Session Persistence
Select a JSON object specifying the session persistence for the pool from the below options:
HTTP Cookie
APP Cookie
Source IP
Cookie Name*
Enter the name of the cookie to use for session persistence.
Step 10: Click on Add against the instance, you want to allocate as a member.
Step 11: Click on edit icon to enter the port number.
Step 12: Enter the Port number, click on save icon and press the Next button.
Step 13: Enter Health Monitor details and click Create Load Balancer.
Note: If you do not want to create Monitor, select No and click Create Load Balancer.
Field
Description
Name*
Enter the name of the Health Monitor.
Type*
Select a protocol for the health monitor from the below options:
HTTP
HTTPS
PING
TCP
TLS-HELLO
UDP-CONNECT
SCTP
Max Retries Down*
Enter the number of allowed check failures before changing the operating status of the member to ERROR. A valid value is from 1 to 10. The default is 3.
Delay (sec)*
Enter the interval, in seconds, between health checks. The default is 10.
Max Retries*
Enter the number of successful checks before changing the operating status of the member to ONLINE. The default is 1.
Timeout (sec)*
The time, in seconds, after which a health check times out. The default is 5.
HTTP Method
Select the HTTP method that the health monitor uses for requests from the below options:
GET
HEAD
POST
PUT
DELETE
TRACE
OPTIONS
PATCH
CONNECT
Expected Codes
Enter the HTTP status codes expected in response from the member to declare it healthy. The default is 200.
URL Path
Enter the HTTP URL path of the request sent by the monitor to test the health of a member. Must be a string that begins with a forward slash. The default URL path is /.
