Remove workflow example and limit revision history
This commit is contained in:
Jesse Suen
parent
382b85852f
commit
b0decab622
|
|
@ -13,5 +13,4 @@ to explore ArgoCD and GitOps!
|
|||
| [kustomize-guestbook](kustomize-guestbook/) | The guestbook application as a kustomize app |
|
||||
| [pre-post-sync](pre-post-sync/) | Demonstrates Argo CD PreSync and PostSync hooks |
|
||||
| [blue-green-deploy](blue-green-deploy/) | Demonstrates an Argo CD Sync hook which performs a blue/green deployment |
|
||||
| [blue-green-deploy-workflow](blue-green-deploy-workflow/) | Demonstrates an ArgoCD Sync hook which performs a blue/green deployment as an Argo Workflow |
|
||||
| [sock-shop](sock-shop/) | A microservices demo application (https://microservices-demo.github.io) |
|
||||
|
|
|
|||
|
|
@ -1,4 +0,0 @@
|
|||
/lib
|
||||
/.ksonnet/registries
|
||||
/app.override.yaml
|
||||
/.ks_environment
|
||||
|
|
@ -1,11 +0,0 @@
|
|||
apiVersion: 0.1.0
|
||||
environments:
|
||||
default:
|
||||
destination:
|
||||
namespace: default
|
||||
server: https://kubernetes.default.svc
|
||||
k8sVersion: v1.10.0
|
||||
path: default
|
||||
kind: ksonnet.io/app
|
||||
name: blue-green-deploy-workflow
|
||||
version: 0.0.1
|
||||
|
|
@ -1,64 +0,0 @@
|
|||
local env = std.extVar("__ksonnet/environments");
|
||||
local params = std.extVar("__ksonnet/params").components["bg-guestbook"];
|
||||
[
|
||||
{
|
||||
"apiVersion": "v1",
|
||||
"kind": "Service",
|
||||
"metadata": {
|
||||
"name": params.name,
|
||||
"annotations": {
|
||||
"argocd.argoproj.io/hook": "Skip",
|
||||
},
|
||||
},
|
||||
"spec": {
|
||||
"ports": [
|
||||
{
|
||||
"port": params.servicePort,
|
||||
"targetPort": params.containerPort
|
||||
}
|
||||
],
|
||||
"selector": {
|
||||
"app": params.name
|
||||
},
|
||||
"type": params.type
|
||||
}
|
||||
},
|
||||
{
|
||||
"apiVersion": "apps/v1beta2",
|
||||
"kind": "Deployment",
|
||||
"metadata": {
|
||||
"name": params.name,
|
||||
"annotations": {
|
||||
"argocd.argoproj.io/hook": "Skip",
|
||||
},
|
||||
},
|
||||
"spec": {
|
||||
"replicas": params.replicas,
|
||||
"selector": {
|
||||
"matchLabels": {
|
||||
"app": params.name
|
||||
},
|
||||
},
|
||||
"template": {
|
||||
"metadata": {
|
||||
"labels": {
|
||||
"app": params.name
|
||||
}
|
||||
},
|
||||
"spec": {
|
||||
"containers": [
|
||||
{
|
||||
"image": params.image,
|
||||
"name": params.name,
|
||||
"ports": [
|
||||
{
|
||||
"containerPort": params.containerPort
|
||||
}
|
||||
]
|
||||
}
|
||||
]
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
]
|
||||
|
|
@ -1,20 +0,0 @@
|
|||
local bgGuestbook = std.extVar("__ksonnet/components")["bg-guestbook"];
|
||||
local bgGuestbookSvc = bgGuestbook[0];
|
||||
local bgGuestbookDeploy = bgGuestbook[1];
|
||||
local parseYaml = std.native("parseYaml");
|
||||
local bgWorkflow = parseYaml(importstr 'wf/bluegreen.yaml')[0];
|
||||
|
||||
[
|
||||
bgWorkflow + {
|
||||
spec +: {
|
||||
arguments +: {
|
||||
parameters : [
|
||||
{name: "deployment-name", value: bgGuestbookDeploy.metadata.name},
|
||||
{name: "service-name", value: bgGuestbookSvc.metadata.name},
|
||||
{name: "new-deployment-manifest", value: std.manifestJson(bgGuestbookDeploy)},
|
||||
{name: "new-service-manifest", value: std.manifestJson(bgGuestbookSvc)},
|
||||
],
|
||||
},
|
||||
},
|
||||
}
|
||||
]
|
||||
|
|
@ -1,19 +0,0 @@
|
|||
{
|
||||
global: {
|
||||
// User-defined global parameters; accessible to all component and environments, Ex:
|
||||
// replicas: 4,
|
||||
},
|
||||
components: {
|
||||
// Component-level parameters, defined initially from 'ks prototype use ...'
|
||||
// Each object below should correspond to a component in the components/ directory
|
||||
"bg-guestbook": {
|
||||
containerPort: 80,
|
||||
image: "gcr.io/heptio-images/ks-guestbook-demo:0.2",
|
||||
name: "bg-guestbook",
|
||||
replicas: 3,
|
||||
servicePort: 80,
|
||||
type: "LoadBalancer",
|
||||
},
|
||||
"bg-workflow": {},
|
||||
},
|
||||
}
|
||||
|
|
@ -1,150 +0,0 @@
|
|||
# This workflow performs a "blue-green" deployment, while preserving the original deployment object
|
||||
# and name. It accomplishes this by temporarily redirecting traffic to a *clone* of the original
|
||||
# deployment. Then after upgrading the original deployment to a later version, redirects traffic
|
||||
# back to the original (now upgraded) deployment.
|
||||
apiVersion: argoproj.io/v1alpha1
|
||||
kind: Workflow
|
||||
metadata:
|
||||
generateName: k8s-bluegreen-
|
||||
annotations:
|
||||
argocd.argoproj.io/hook: Sync
|
||||
spec:
|
||||
entrypoint: k8s-bluegreen
|
||||
arguments:
|
||||
parameters:
|
||||
- name: deployment-name
|
||||
- name: service-name
|
||||
- name: new-deployment-manifest
|
||||
- name: new-service-manifest
|
||||
|
||||
templates:
|
||||
- name: k8s-bluegreen
|
||||
steps:
|
||||
# 1. Create a parallel Kubernetes deployment with tweaks to name and selectors
|
||||
- - name: create-blue-deployment
|
||||
template: clone-deployment
|
||||
|
||||
# 2. Wait for parallel deployment to become ready
|
||||
- - name: wait-for-blue-deployment
|
||||
template: wait-deployment-ready
|
||||
arguments:
|
||||
parameters:
|
||||
- name: deployment-name
|
||||
value: '{{workflow.parameters.deployment-name}}-blue'
|
||||
|
||||
# 3. Patch the named service to point to the parallel deployment app
|
||||
- - name: switch-service-to-blue-deployment
|
||||
template: patch-service
|
||||
|
||||
# 4. Update the original deployment (receiving no traffic) with a new version
|
||||
- - name: apply-green-deployment
|
||||
template: apply-manifest
|
||||
arguments:
|
||||
parameters:
|
||||
- name: manifest
|
||||
value: '{{workflow.parameters.new-deployment-manifest}}'
|
||||
|
||||
# 5. Wait for the original deployment, now updated, to become ready
|
||||
- - name: wait-for-green-deployment
|
||||
template: wait-deployment-ready
|
||||
arguments:
|
||||
parameters:
|
||||
- name: deployment-name
|
||||
value: '{{workflow.parameters.deployment-name}}'
|
||||
|
||||
# dummy approval step for demo purposes. Sleeps for 30 seconds
|
||||
- - name: approve
|
||||
template: approve
|
||||
|
||||
# 6. Patch the named service to point to the original, now updated app
|
||||
- - name: switch-service-to-green-deployment
|
||||
template: apply-manifest
|
||||
arguments:
|
||||
parameters:
|
||||
- name: manifest
|
||||
value: '{{workflow.parameters.new-service-manifest}}'
|
||||
|
||||
# 7. Remove the cloned deployment (no longer receiving traffic)
|
||||
- - name: delete-cloned-deployment
|
||||
template: delete-deployment
|
||||
|
||||
# end of steps
|
||||
|
||||
# clone-deployment creates a "blue" clone of an existing deployment. The string -blue is appended to:
|
||||
# - metadata.name
|
||||
# - spec.selector.matchLabels
|
||||
# - spec.template.metadata.labels
|
||||
- name: clone-deployment
|
||||
container:
|
||||
image: argoproj/argoexec:v2.1.1
|
||||
command: [sh, -c, -x]
|
||||
args:
|
||||
- kubectl get --export -o json deployment.apps/{{workflow.parameters.deployment-name}} > /original-deploy &&
|
||||
jq -r '.metadata.name+="-blue" |
|
||||
.spec.template.metadata.labels += (.spec.template.metadata.labels | to_entries | map(select(.key != "app.kubernetes.io/instance")) | map(.value+="-blue") | from_entries) |
|
||||
.spec.selector.matchLabels += (.spec.selector.matchLabels | to_entries | map(select(.key != "app.kubernetes.io/instance")) | map(.value+="-blue") | from_entries)'
|
||||
/original-deploy > /cloned-deploy &&
|
||||
cat /cloned-deploy &&
|
||||
kubectl apply -o yaml -f /cloned-deploy
|
||||
|
||||
# apply-manifest takes a kubernetes manifest and carrys over the app-name label (if present)
|
||||
# before running `kubectl apply`. The label is used by ArgoCD for monitoring.
|
||||
- name: apply-manifest
|
||||
inputs:
|
||||
parameters:
|
||||
- name: manifest
|
||||
artifacts:
|
||||
- name: manifest-file
|
||||
path: /manifest
|
||||
raw:
|
||||
data: '{{inputs.parameters.manifest}}'
|
||||
container:
|
||||
image: argoproj/argoexec:v2.1.1
|
||||
command: [sh, -c, -x]
|
||||
args:
|
||||
- cp /manifest /manifest-new &&
|
||||
APP_NAME=$(kubectl get -f /manifest-new -o json | jq -r '.metadata.labels."app.kubernetes.io/instance"') &&
|
||||
if [ "$APP_NAME" != "null" ]; then
|
||||
jq -r --arg APP_NAME "$APP_NAME" '.metadata.labels."app.kubernetes.io/instance" = $APP_NAME' /manifest-new > /manifest-new.tmp &&
|
||||
mv /manifest-new.tmp /manifest-new &&
|
||||
if [ "$(jq -r .spec.template.metadata.labels /manifest-new)" != "null" ]; then
|
||||
jq -r --arg APP_NAME "$APP_NAME" '.spec.template.metadata.labels."app.kubernetes.io/instance" = $APP_NAME' /manifest-new > /manifest-new.tmp &&
|
||||
mv /manifest-new.tmp /manifest-new ;
|
||||
fi ;
|
||||
fi &&
|
||||
cat /manifest-new &&
|
||||
kubectl apply -f /manifest-new
|
||||
|
||||
# wait-deployment-ready waits for a deployment to become fully deployed and ready, using the
|
||||
# `kubectl rollout` command
|
||||
- name: wait-deployment-ready
|
||||
inputs:
|
||||
parameters:
|
||||
- name: deployment-name
|
||||
container:
|
||||
image: argoproj/argoexec:v2.1.1
|
||||
command: [kubectl, rollout, status, --watch=true, 'deployments/{{inputs.parameters.deployment-name}}']
|
||||
|
||||
# patch-service updates the service selector labels to point to the "blue" deployment
|
||||
- name: patch-service
|
||||
container:
|
||||
image: argoproj/argoexec:v2.1.1
|
||||
command: [sh, -c, -x]
|
||||
args:
|
||||
- kubectl get service {{workflow.parameters.service-name}} --export -o json > /original-svc &&
|
||||
jq '.spec.selector = (.spec.selector | with_entries(.value+="-blue"))' /original-svc > /blue-svc &&
|
||||
kubectl apply -o yaml -f /blue-svc
|
||||
|
||||
- name: delete-deployment
|
||||
resource:
|
||||
action: delete
|
||||
manifest: |
|
||||
apiVersion: apps/v1
|
||||
kind: Deployment
|
||||
metadata:
|
||||
name: {{workflow.parameters.deployment-name}}-blue
|
||||
|
||||
- name: approve
|
||||
container:
|
||||
image: argoproj/argoexec:v2.1.1
|
||||
command: [sleep, "30"]
|
||||
|
|
@ -1,4 +0,0 @@
|
|||
local components = std.extVar("__ksonnet/components");
|
||||
components + {
|
||||
// Insert user-specified overrides here.
|
||||
}
|
||||
|
|
@ -1,2 +0,0 @@
|
|||
{
|
||||
}
|
||||
|
|
@ -1,8 +0,0 @@
|
|||
local base = import "base.libsonnet";
|
||||
// uncomment if you reference ksonnet-lib
|
||||
// local k = import "k.libsonnet";
|
||||
|
||||
base + {
|
||||
// Insert user-specified overrides here. For example if a component is named \"nginx-deployment\", you might have something like:\n")
|
||||
// "nginx-deployment"+: k.deployment.mixin.metadata.labels({foo: "bar"})
|
||||
}
|
||||
|
|
@ -1,17 +0,0 @@
|
|||
local params = std.extVar("__ksonnet/params");
|
||||
local globals = import "globals.libsonnet";
|
||||
local envParams = params + {
|
||||
components +: {
|
||||
// Insert component parameter overrides here. Ex:
|
||||
// guestbook +: {
|
||||
// name: "guestbook-dev",
|
||||
// replicas: params.global.replicas,
|
||||
// },
|
||||
},
|
||||
};
|
||||
|
||||
{
|
||||
components: {
|
||||
[x]: envParams.components[x] + globals, for x in std.objectFields(envParams.components)
|
||||
},
|
||||
}
|
||||
|
|
@ -34,6 +34,7 @@ local params = std.extVar("__ksonnet/params").components["bg-guestbook"];
|
|||
},
|
||||
"spec": {
|
||||
"replicas": params.replicas,
|
||||
"revisionHistoryLimit": 3,
|
||||
"selector": {
|
||||
"matchLabels": {
|
||||
"app": params.name
|
||||
|
|
|
|||
|
|
@ -4,6 +4,7 @@ metadata:
|
|||
name: guestbook-ui
|
||||
spec:
|
||||
replicas: 1
|
||||
revisionHistoryLimit: 3
|
||||
selector:
|
||||
matchLabels:
|
||||
app: guestbook-ui
|
||||
|
|
|
|||
|
|
@ -1,11 +0,0 @@
|
|||
apiVersion: v1
|
||||
kind: Service
|
||||
metadata:
|
||||
name: guestbook-ui
|
||||
spec:
|
||||
ports:
|
||||
- port: 80
|
||||
targetPort: 80
|
||||
selector:
|
||||
app: guestbook-ui
|
||||
type: LoadBalancer
|
||||
|
|
@ -9,6 +9,7 @@ metadata:
|
|||
heritage: {{ .Release.Service }}
|
||||
spec:
|
||||
replicas: {{ .Values.replicaCount }}
|
||||
revisionHistoryLimit: 3
|
||||
selector:
|
||||
matchLabels:
|
||||
app: {{ template "helm-guestbook.name" . }}
|
||||
|
|
|
|||
|
|
@ -28,6 +28,7 @@ local params = import 'params.libsonnet';
|
|||
},
|
||||
"spec": {
|
||||
"replicas": params.replicas,
|
||||
"revisionHistoryLimit": 3,
|
||||
"selector": {
|
||||
"matchLabels": {
|
||||
"app": params.name
|
||||
|
|
|
|||
|
|
@ -28,6 +28,7 @@ local params = std.extVar("__ksonnet/params").components["guestbook-ui"];
|
|||
},
|
||||
"spec": {
|
||||
"replicas": params.replicas,
|
||||
"revisionHistoryLimit": 3,
|
||||
"selector": {
|
||||
"matchLabels": {
|
||||
"app": params.name
|
||||
|
|
|
|||
Loading…
Reference in New Issue