/
kubernetes_external_traffic_policy.d2
executable file
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/
kubernetes_external_traffic_policy.d2
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#!/usr/bin/env d2 --theme 200
#
# Author: Hari Sekhon
# Date: 2023-05-07 03:02:50 +0100 (Sun, 07 May 2023)
#
# vim:ts=2:sts=2:sw=2:et:filetype=d2
#
# https://github.com/HariSekhon/Diagrams-as-Code
#
# License: see accompanying Hari Sekhon LICENSE file
#
# If you're using my code you're welcome to connect with me on LinkedIn and optionally send me feedback to help steer this or other code I publish
#
# https://www.linkedin.com/in/HariSekhon
#
# ============================================================================ #
# K u b e r n e t e s E x t e r n a l T r a f f i c P o l i c y
# ============================================================================ #
title: {
label: Kubernetes Service External Traffic Policy
near: top-center
shape: text
style.font-size: 40
style.underline: true
}
classes: {
load_balancer: {
label: GKE Load Balancer
icon: https://icons.terrastruct.com/gcp%2FProducts%20and%20services%2FNetworking%2FCloud%20Load%20Balancing.svg
shape: image
}
service: {
label: Service
icon: https://diagrams.mingrammer.com/img/resources/k8s/network/svc.png
shape: image
}
pod: {
label: Pod
icon: https://diagrams.mingrammer.com/img/resources/k8s/compute/pod.png
shape: image
}
animated: {
style.animated: true
}
animated_local: {
label: Traffic only sent to local pod\nmaintains client source IP address
style.animated: true
}
no_traffic: {
label: No Traffic\nLB Health Check\ndetermines no pod\non this server\n\n\n.
style.stroke-dash: 5
}
}
lb: {class: load_balancer}
Kubernetes: {
style.double-border: true
ext: "External Traffic Policy: Cluster" {
server1: Server {
service1: {class: service}
pod1: {class: pod}
_._._.lb -> service1: {class: animated}
service1 -> pod1: {class: animated}
service1 -> _.server2.pod2: {class: animated}
service1 -> _.server3.pod3: {style.opacity: 0}
}
server2: Server {
service2: {class: service}
pod2: {class: pod}
_._._.lb -> service2: {class: animated}
service2 -> pod2: {class: animated}
service2 -> _.server1.pod1: {class: animated}
}
server3: Server {
service3: {class: service}
_._._.lb -> service3: {class: animated}
pod3: {
class: pod
style.opacity: 0.5
label: Pod not running here
}
service3 -> _.server1.pod1: {class: animated}
service3 -> _.server2.pod2: {class: animated}
}
}
local: "External Traffic Policy: Local" {
server4: Server {
service4: {class: service}
service4.label: Service Unused
pod4: {
class: pod
style.opacity: 0.5
label: Pod not running here
}
_._._.lb -- service4: {class: no_traffic}
service4 -> pod4: {style.opacity: 0}
}
server5: Server {
service5: {class: service}
pod5: {class: pod}
_._._.lb -> service5: {class: animated}
service5 -> pod5: {class: animated_local}
# service5 -> _.server4.pod4 { style.opacity: 0 }
}
server6: Server {
service6: {class: service}
pod6: {class: pod}
_._._.lb -> service6: {class: animated}
service6 -> pod6: {class: animated_local}
}
}
}