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create_kvm/
alpr_with_argo.yml
*.qcow*
OpenPGP*
my_hosts.yaml
Admiraltyworker_kubeconfig/*

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# README
## Ansible Playbooks for Admiralty Worker Setup with Argo Workflows
These Ansible playbooks help configure an existing Kubernetes (K8s) cluster as an Admiralty worker for Argo Workflows. The process consists of two main steps:
1. **Setting up a worker node**: This playbook prepares the worker cluster and generates the necessary kubeconfig.
2. **Adding the worker to the source cluster**: This playbook registers the worker cluster with the source Kubernetes cluster.
---
## Prerequisites
- Ansible installed on the control machine.
- Kubernetes cluster(s) with `kubectl` and `kubernetes.core` collection installed.
- Necessary permissions to create ServiceAccounts, Roles, RoleBindings, Secrets, and Custom Resources.
- `jq` installed on worker nodes.
---
## Playbook 1: Setting Up a Worker Node
This playbook configures a Kubernetes cluster to become an Admiralty worker for Argo Workflows.
### Variables (Pass through `--extra-vars`)
| Variable | Description |
|----------|-------------|
| `user_prompt` | The user running the Ansible playbook |
| `namespace_prompt` | Kubernetes namespace where resources are created |
| `source_prompt` | The name of the source cluster |
### Actions Performed
1. Installs required dependencies (`python3`, `python3-yaml`, `python3-kubernetes`, `jq`).
2. Creates a service account for the source cluster.
3. Grants patch permissions for pods to the `argo-role`.
4. Adds the service account to `argo-rolebinding`.
5. Creates a token for the service account.
6. Creates a `Source` resource for Admiralty.
7. Retrieves the worker cluster's kubeconfig and modifies it.
8. Stores the kubeconfig locally.
9. Displays the command needed to register this worker in the source cluster.
### Running the Playbook
```sh
ansible-playbook setup_worker.yml -i <WORKER_HOST_IP>, --extra-vars "user_prompt=<YOUR_USER> namespace_prompt=<NAMESPACE> source_prompt=<SOURCE_NAME>"
```
---
## Playbook 2: Adding Worker to Source Cluster
This playbook registers the configured worker cluster as an Admiralty target in the source Kubernetes cluster.
### Variables (Pass through `--extra-vars`)
| Variable | Description |
|----------|-------------|
| `user_prompt` | The user running the Ansible playbook |
| `target_name` | The name of the worker cluster in the source setup |
| `target_ip` | IP of the worker cluster |
| `namespace_source` | Namespace where the target is registered |
| `serviceaccount_prompt` | The service account used in the worker |
### Actions Performed
1. Retrieves the stored kubeconfig from the worker setup.
2. Creates a ServiceAccount in the target namespace.
3. Stores the kubeconfig in a Kubernetes Secret.
4. Creates an Admiralty `Target` resource in the source cluster.
### Running the Playbook
```sh
ansible-playbook add_admiralty_target.yml -i <SOURCE_HOST_IP>, --extra-vars "user_prompt=<YOUR_USER> target_name=<TARGET_NAME_IN_KUBE> target_ip=<WORKER_IP> namespace_source=<NAMESPACE> serviceaccount_prompt=<SERVICE_ACCOUNT_NAME>"
```
# Post Playbook
Don't forget to give the patching rights to the `serviceAccount` on the control node :
```bash
kubectl patch role argo-role -n argo --type='json' -p '[{"op": "add", "path": "/rules/-", "value": {"apiGroups":[""],"resources":["pods"],"verbs":["patch"]}}]'
```
Add the name of the `serviceAccount` in the following command
```bash
kubectl patch rolebinding argo-binding -n argo --type='json' -p '[{"op": "add", "path": "/subjects/-", "value": {"kind": "ServiceAccount", "name": "<NAME OF THE USER ACCOUNT>", "namespace": "argo"}}]'
```
Maybe we could add a play/playbook to sync the roles and rolesbinding between all nodes.

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- name: Setup an exsiting k8s cluster to become an admiralty worker for Argo Workflows
hosts: all:!localhost
user: "{{ user_prompt }}"
vars:
- service_account_name: "{{ serviceaccount_prompt }}"
- namespace: "{{ namespace_source }}"
tasks:
- name: Store kubeconfig value
ansible.builtin.set_fact:
kubeconfig: "{{ lookup('file','worker_kubeconfig/{{ target_ip }}_kubeconfig.json') | trim }}"
- name: Create the serviceAccount that will execute in the target
kubernetes.core.k8s:
state: present
definition:
apiVersion: v1
kind: ServiceAccount
metadata:
name: '{{ service_account_name }}'
namespace: '{{ namespace }}'
- name: Create the token to authentify source
kubernetes.core.k8s:
state: present
definition:
apiVersion: v1
kind: Secret
type: Opaque
metadata:
name: admiralty-secret-{{ target_name }}
namespace: "{{ namespace_source }}"
data:
config: "{{ kubeconfig | tojson | b64encode }}"
- name: Create the target ressource
kubernetes.core.k8s:
state: present
definition:
apiVersion: multicluster.admiralty.io/v1alpha1
kind: Target
metadata:
name: target-{{ target_name }}
namespace: '{{ namespace_source }}'
spec:
kubeconfigSecret:
name: admiralty-secret-{{ target_name }}

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[defaults]
result_format=default

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- name: Install Helm
hosts: all:!localhost
user: "{{ user_prompt }}"
become: true
# become_method: su
vars:
arch_mapping: # Map ansible architecture {{ ansible_architecture }} names to Docker's architecture names
x86_64: amd64
aarch64: arm64
tasks:
- name: Check if Helm does exist
ansible.builtin.command:
cmd: which helm
register: result_which
failed_when: result_which.rc not in [ 0, 1 ]
- name: Install helm
when: result_which.rc == 1
block:
- name: download helm from source
ansible.builtin.get_url:
url: https://get.helm.sh/helm-v3.15.0-linux-amd64.tar.gz
dest: ./
- name: unpack helm
ansible.builtin.unarchive:
remote_src: true
src: helm-v3.15.0-linux-amd64.tar.gz
dest: ./
- name: copy helm to path
ansible.builtin.command:
cmd: mv linux-amd64/helm /usr/local/bin/helm
- name: Install admiralty
hosts: all:!localhost
user: "{{ user_prompt }}"
tasks:
- name: Install required python libraries
become: true
# become_method: su
package:
name:
- python3
- python3-yaml
state: present
- name: Add jetstack repo
ansible.builtin.shell:
cmd: |
helm repo add jetstack https://charts.jetstack.io && \
helm repo update
- name: Install cert-manager
kubernetes.core.helm:
chart_ref: jetstack/cert-manager
release_name: cert-manager
context: default
namespace: cert-manager
create_namespace: true
wait: true
set_values:
- value: installCRDs=true
- name: Install admiralty
kubernetes.core.helm:
name: admiralty
chart_ref: oci://public.ecr.aws/admiralty/admiralty
namespace: admiralty
create_namespace: true
chart_version: 0.16.0
wait: true

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Target
---
- Creer service account
- Creer token pour service account (sa sur control == sa sur target, montre nom du sa + token pour accéder à target)
- Créer fichier kubeconfig avec token et @IP (visible pour le controler/publique) et le récupérer pour le passer au controler
- Créer une ressource source sur la target : dire qui va nous contacter
- Rajouter les mêmes roles/droits que le sa "argo" au sa du controler
- Dans authorization rajouter le verbe Patch sur la ressource pods
- Rajouter le sa controler dans le rolebinding
Controler
---
- Créer le serviceAccount avec le même nom que sur la target
- Récuperer le kubeconfig de la target
- Creer un secret à partir du kubeconfig target
- Creer la resource target à laquelle on associe le secret
Schema
---
Lorsqu'un ressource tagguée avec admiralty est exécutée sur le controller il va voir les targets en s'authentifiant avec le secret pour créer des pods avec le service account commun.

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myhosts:
hosts:
control:
ansible_host: 172.16.0.184
dc01: #oc-dev
ansible_host: 172.16.0.187
dc02:
ansible_host:

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- name: Create secret from Workload
hosts: "{{ host_prompt }}"
user: "{{ user_prompt }}"
vars:
secret_exists: false
control_ip: 192.168.122.70
user_prompt: admrescue
tasks:
- name: Can management cluster be reached
ansible.builtin.command:
cmd: ping -c 5 "{{ control_ip }}"
- name: Install needed packages
become: true
ansible.builtin.package:
name:
- jq
- python3-yaml
- python3-kubernetes
state: present
- name: Get the list of existing secrets
kubernetes.core.k8s_info:
api_version: v1
kind: Secret
name: "{{ inventory_hostname | lower }}"
namespace: default
register: list_secrets
failed_when: false
- name: Create token
ansible.builtin.command:
cmd: kubectl create token admiralty-control
register: cd_token
- name: Retrieve config
ansible.builtin.command:
cmd: kubectl config view --minify --raw --output json
register: config_info
- name: Display config
ansible.builtin.shell:
cmd: |
echo > config_info.json
- name: Edit the config json with jq
ansible.builtin.shell:
cmd: |
CD_TOKEN="{{ cd_token.stdout }}" && \
CD_IP="{{ control_ip }}" && \
kubectl config view --minify --raw --output json | jq '.users[0].user={token:"'$CD_TOKEN'"} | .clusters[0].cluster.server="https://'$CD_IP':6443"'
register: edited_config
# failed_when: edited_config.skipped == true
- name: Set fact for secret
set_fact:
secret: "{{ edited_config.stdout }}"
cacheable: true
- name: Create the source for controller
kubernetes.core.k8s:
state: present
definition:
apiVersion: multicluster.admiralty.io/v1alpha1
kind: Source
metadata:
name: admiralty-control
namespace: default
spec:
serviceAccountName: admiralty-control
- name: Create secret from Workload
hosts: "{{ control_host }}"
user: "{{ user_prompt }}"
gather_facts: true
vars:
secret: "{{ hostvars[host_prompt]['secret'] }}"
user_prompt: admrescue
tasks:
- name: Get the list of existing secrets
kubernetes.core.k8s_info:
api_version: v1
kind: Secret
name: "{{ host_prompt | lower }}-secret"
namespace: default
register: list_secrets
failed_when: false
- name: Test wether secret exists
failed_when: secret == ''
debug:
msg: "Secret '{{ secret }}' "
- name: Create secret with new config
ansible.builtin.command:
cmd: kubectl create secret generic "{{ host_prompt | lower }}"-secret --from-literal=config='{{ secret }}'
when: list_secrets.resources | length == 0
- name: Create target for the workload cluster
kubernetes.core.k8s:
state: present
definition:
apiVersion: multicluster.admiralty.io/v1alpha1
kind: Target
metadata:
name: '{{ host_prompt | lower }}'
namespace: default
spec:
kubeconfigSecret:
name: $'{{ host_prompt | lower }}'-secret

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@startuml
actor User
participant "Ansible Playbook" as Playbook
participant "Target Node" as K8s
participant "Control Node" as ControlNode
User -> Playbook: Start Playbook Execution
Playbook -> Playbook: Save Target IP
Playbook -> K8s: Install Required Packages
Playbook -> K8s: Create Service Account
Playbook -> K8s: Patch Role argo-role (Add pod patch permission)
Playbook -> K8s: Patch RoleBinding argo-binding (Add service account)
Playbook -> K8s: Create Token for Service Account
Playbook -> K8s: Create Source Resource
Playbook -> K8s: Retrieve Current Kubeconfig
Playbook -> K8s: Convert Kubeconfig to JSON
Playbook -> User: Display Worker Kubeconfig
Playbook -> Playbook: Save Temporary Kubeconfig File
Playbook -> Playbook: Modify Kubeconfig JSON (Replace user token, set server IP)
Playbook -> User: Save Updated Kubeconfig File
Playbook -> User: Display Instructions for Adding Target
User -> Playbook: Start Additional Playbook Execution
Playbook -> Playbook: Store Kubeconfig Value
Playbook -> User: Display Kubeconfig
Playbook -> ControlNode : Copy Kubeconfig
Playbook -> ControlNode: Create Service Account on Target
Playbook -> ControlNode: Create Authentication Token for Source
Playbook -> ControlNode: Create Target Resource
@enduml

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- name: Setup an exsiting k8s cluster to become an admiralty worker for Argo Workflows
hosts: all:!localhost
user: "{{ user_prompt }}"
# Pass these through --extr-vars
vars:
- namespace: "{{ namespace_prompt }}"
- source_name: "{{ source_prompt }}"
- service_account_name : "admiralty-{{ source_prompt }}"
environment:
KUBECONFIG: /home/{{ user_prompt }}/.kube/config
tasks:
- name: Save target IP
set_fact:
target_ip : "{{ ansible_host }}"
- name: Install the appropriates packages
become: true
become_method: sudo
package:
name:
- python3
- python3-yaml
- python3-kubernetes
- jq
state: present
# We need to provide the source name in the command line through --extr-vars
- name: Create a service account for the source
kubernetes.core.k8s:
state: present
definition:
apiVersion: v1
kind: ServiceAccount
metadata:
name: '{{ service_account_name }}'
namespace: '{{ namespace }}'
- name: Add patch permission for pods to argo-role
command: >
kubectl patch role argo-role -n {{ namespace }} --type='json'
-p '[{"op": "add", "path": "/rules/-", "value": {"apiGroups":[""],"resources":["pods"],"verbs":["patch"]}}]'
register: patch_result
changed_when: "'patched' in patch_result.stdout"
- name: Add service account to argo-rolebinding
ansible.builtin.command: >
kubectl patch rolebinding argo-role-binding -n {{ namespace }} --type='json'
-p '[{"op": "add", "path": "/subjects/-", "value": {"kind": "ServiceAccount", "name": "{{ service_account_name }}", "namespace": "{{ namespace }}"}}]'
register: patch_result
changed_when: "'patched' in patch_result.stdout"
- name: Create a token for the created serivce account
ansible.builtin.command:
cmd: |
kubectl create token '{{ service_account_name }}' -n {{ namespace }}
register: token_source
- name: Create the source ressource
kubernetes.core.k8s:
state: present
definition:
apiVersion: multicluster.admiralty.io/v1alpha1
kind: Source
metadata:
name: source-{{ source_name }}
namespace: '{{ namespace }}'
spec:
serviceAccountName: "{{ service_account_name }}"
- name: Retrieve the current kubeconfig as json
ansible.builtin.shell:
cmd: |
kubectl config view --minify --raw --output json
register: worker_kubeconfig
- name: Convert kubeconfig to JSON
set_fact:
kubeconfig_json: "{{ worker_kubeconfig.stdout | trim | from_json }}"
- name: View worker kubeconfig
ansible.builtin.debug:
msg: '{{ kubeconfig_json }}'
- name: Temporary kubeconfig file
ansible.builtin.copy:
content: "{{ kubeconfig_json }}"
dest: "{{ target_ip }}_kubeconfig.json"
- name: Modify kubeconfig JSON
ansible.builtin.shell:
cmd: |
jq '.users[0].user={token:"'{{ token_source.stdout }}'"} | .clusters[0].cluster.server="https://'{{ target_ip }}':6443"' {{ target_ip }}_kubeconfig.json
register: kubeconfig_json
- name: Save updated kubeconfig
ansible.builtin.copy:
content: "{{ kubeconfig_json.stdout | trim | from_json | to_nice_json }}"
dest: ./worker_kubeconfig/{{ target_ip }}_kubeconfig.json
delegate_to: localhost
- name: Display informations for the creation of the target on the source host
ansible.builtin.debug:
msg: >
- To add this host as a target in an Admiralty network use the following command line :
- ansible-playbook add_admiralty_target.yml -i <SOURCE HOST IP>, --extra-vars "user_prompt=<YOUR USER> target_name=<TARGET NAME IN KUBE> target_ip={{ ansible_host }} namespace_source={{ namespace }} serviceaccount_prompt={{ service_account_name }}"
- Don't forget to give {{ service_account_name }} the appropriate role in namespace {{ namespace }}

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- name: Setup MinIO ressources for argo workflows/admiralty
hosts: all:!localhost
user: "{{ user_prompt }}"
gather_facts: true
become_method: sudo
vars:
- argo_namespace: "argo"
- uuid: "{{ uuid_prompt }}"
tasks:
- name: Install necessary packages
become: true
package:
name:
- python3-kubernetes
state: present
- name: Create destination directory
file:
path: $HOME/minio-binaries
state: directory
mode: '0755'
- name: Install mc
ansible.builtin.get_url:
url: "https://dl.min.io/client/mc/release/linux-amd64/mc"
dest: $HOME/minio-binaries/
mode: +x
headers:
Content-Type: "application/json"
- name: Add mc to path
ansible.builtin.shell:
cmd: |
grep -qxF 'export PATH=$PATH:$HOME/minio-binaries' $HOME/.bashrc || echo 'export PATH=$PATH:$HOME/minio-binaries' >> $HOME/.bashrc
- name: Test bashrc
ansible.builtin.shell:
cmd : |
tail -n 5 $HOME/.bashrc
- name: Retrieve root user
ansible.builtin.shell:
cmd: |
kubectl get secrets argo-artifacts -o jsonpath="{.data.rootUser}" | base64 -d -
register: user
- name: Retrieve root password
ansible.builtin.shell:
cmd: |
kubectl get secret argo-artifacts --namespace default -o jsonpath="{.data.rootPassword}" | base64 -d -
register : password
- name: Set up MinIO host in mc
ansible.builtin.shell:
cmd: |
$HOME/minio-binaries/mc alias set my-minio http://127.0.0.1:9000 '{{ user.stdout }}' '{{ password.stdout }}'
- name: Create oc-bucket
ansible.builtin.shell:
cmd: |
$HOME/minio-binaries/mc mb oc-bucket
- name: Run mc admin accesskey create command
command: $HOME/minio-binaries/mc admin accesskey create --json my-minio
register: minio_output
changed_when: false # Avoid marking the task as changed every time
- name: Parse JSON output
set_fact:
access_key: "{{ minio_output.stdout | from_json | json_query('accessKey') }}"
secret_key: "{{ minio_output.stdout | from_json | json_query('secretKey') }}"
- name: Retrieve cluster IP for minio API
ansible.builtin.shell:
cmd: |
kubectl get service argo-artifacts -o jsonpath="{.spec.clusterIP}"
register: minio_cluster_ip
- name: Create the minio secret in argo namespace
kubernetes.core.k8s:
state: present
namespace: '{{ argo_namespace }}'
name: "{{ uuuid }}-argo-artifact-secret"
definition:
apiVersion: v1
kind: Secret
type: Opaque
stringData:
access-key: '{{ access_key}}'
secret-key: '{{ secret_key }}'
- name: Create the minio secret in argo namespace
kubernetes.core.k8s:
state: present
namespace: '{{ argo_namespace }}'
definition:
apiVersion: v1
kind: ConfigMap
metadata:
name: artifact-repositories
data:
oc-s3-artifact-repository: |
s3:
bucket: oc-bucket
endpoint: {{ minio_cluster_ip.stdout }}:9000
insecure: true
accessKeySecret:
name: "{{ uuuid }}-argo-artifact-secret"
key: access-key
secretKeySecret:
name: "{{ uuuid }}-argo-artifact-secret"
key: secret-key
# ansible.builtin.shell:
# cmd: |
# kubectl create secret -n '{{ argo_namespace }}' generic argo-artifact-secret \
# --from-literal=access-key='{{ access_key }}' \
# --from-literal=secret-key='{{ secret_key }}'

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apiVersion: argoproj.io/v1alpha1
kind: Workflow
metadata:
generateName: harvesting-
labels:
example: 'true'
workflows.argoproj.io/creator: 0d47b046-a09e-4bed-b10a-ec26783d4fe7
workflows.argoproj.io/creator-email: pierre.bayle.at.irt-stexupery.com
workflows.argoproj.io/creator-preferred-username: pbayle
spec:
templates:
- name: busybox
inputs:
parameters:
- name: model
- name: output-dir
- name: output-file
- name: clustername
outputs:
parameters:
- name: outfile
value: '{{inputs.parameters.output-file}}.tgz'
artifacts:
- name: outputs
path: '{{inputs.parameters.output-dir}}/{{inputs.parameters.output-file}}.tgz'
s3:
key: '{{workflow.name}}/{{inputs.parameters.output-file}}.tgz'
container:
image: busybox
command: ["/bin/sh", "-c"]
args:
- |
echo "Creating tarball for model: {{inputs.parameters.model}}";
mkdir -p {{inputs.parameters.output-dir}};
echo $(ping 8.8.8.8 -c 4) > $(date +%Y-%m-%d__%H-%M-%S)_{{inputs.parameters.output-file}}.txt
tar -czf {{inputs.parameters.output-dir}}/{{inputs.parameters.output-file}}.tgz *_{{inputs.parameters.output-file}}.txt;
metadata:
annotations:
multicluster.admiralty.io/elect: ""
multicluster.admiralty.io/clustername: "{{inputs.parameters.clustername}}"
- name: weather-container
inputs:
parameters:
- name: output-dir
- name: output-file
- name: clustername
outputs:
parameters:
- name: outfile
value: '{{inputs.parameters.output-file}}.tgz'
artifacts:
- name: outputs
path: '{{inputs.parameters.output-dir}}/{{inputs.parameters.output-file}}.tgz'
s3:
insecure: true
key: '{{workflow.name}}/{{inputs.parameters.output-file}}'
container:
name: weather-container
image: pierrebirt/weather_container:latest
#imagePullPolicy: IfNotPresent
env:
- name: API_KEY
valueFrom:
secretKeyRef:
name: cnes-secrets
key: weather-api
args:
- '--key'
- "$(API_KEY)"
- '--dir'
- '{{inputs.parameters.output-dir}}'
- '--file'
- '{{inputs.parameters.output-file}}'
metadata:
annotations:
multicluster.admiralty.io/elect: ""
multicluster.admiralty.io/clustername: "{{inputs.parameters.clustername}}"
- name: bucket-reader
inputs:
parameters:
- name: bucket-path
- name: logs-path
artifacts:
- name: retrieved-logs
path: '{{inputs.parameters.logs-path}}'
s3:
key: '{{inputs.parameters.bucket-path}}'
outputs:
artifacts:
- name: logs_for_test
path: /tmp/empty_log_for_test.log
s3:
key: '{{workflow.name}}/log_test.log'
container:
image: busybox
command: ["/bin/sh", "-c"]
args:
- |
tar -xvf '{{inputs.parameters.logs-path}}'
ls -la
cat *.txt
touch /tmp/empty_log_for_test.log
- name: harvesting-test
inputs: {}
outputs: {}
metadata: {}
dag:
tasks:
- name: busybox-dc02
template: busybox
arguments:
parameters:
- name: model
value: era-pressure-levels
- name: output-dir
value: /app/data/output
- name: output-file
value: fake_logs
- name: clustername
value: target-dc02
- name: weather-container-dc03
template: weather-container
arguments:
parameters:
- name: output-dir
value: /app/results
- name: output-file
value: weather_results_23_01
- name: clustername
value: target-dc03
- name: bucket-reader
template: bucket-reader
dependencies: [busybox-dc02,weather-container-dc03]
arguments:
parameters:
- name: bucket-path
value: '{{workflow.name}}/fake_logs.tgz'
- name: logs-path
value: /tmp/logs.tgz
entrypoint: harvesting-test
serviceAccountName: argo-agregateur-workflow-controller
artifactRepositoryRef: # https://argo-workflows.readthedocs.io/en/latest/fields/#s3artifactrepository
key: admiralty-s3-artifact-repository # Choose the artifact repository with the public IP/url

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{
"apiVersion": "v1",
"clusters": [
{
"cluster": {
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"server": "https://172.16.0.181:6443"
},
"name": "default"
}
],
"contexts": [
{
"context": {
"cluster": "default",
"user": "default"
},
"name": "default"
}
],
"current-context": "default",
"kind": "Config",
"preferences": {},
"users": [
{
"name": "default",
"user": {
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}
}
]
}

View File

@ -0,0 +1,32 @@
{
"apiVersion": "v1",
"clusters": [
{
"cluster": {
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"server": "https://172.16.0.184:6443"
},
"name": "default"
}
],
"contexts": [
{
"context": {
"cluster": "default",
"user": "default"
},
"name": "default"
}
],
"current-context": "default",
"kind": "Config",
"preferences": {},
"users": [
{
"name": "default",
"user": {
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}
}
]
}

View File

@ -0,0 +1,32 @@
{
"apiVersion": "v1",
"clusters": [
{
"cluster": {
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"server": "https://172.16.0.185:6443"
},
"name": "default"
}
],
"contexts": [
{
"context": {
"cluster": "default",
"user": "default"
},
"name": "default"
}
],
"current-context": "default",
"kind": "Config",
"preferences": {},
"users": [
{
"name": "default",
"user": {
"token": "eyJhbGciOiJSUzI1NiIsImtpZCI6InUzaGF0T1RuSkdHck1sbURrQm0waDdDeDFSS3pxZ3FVQ25aX1VrOEkzdFkifQ.eyJhdWQiOlsiaHR0cHM6Ly9rdWJlcm5ldGVzLmRlZmF1bHQuc3ZjLmNsdXN0ZXIubG9jYWwiLCJrM3MiXSwiZXhwIjoxNzM4Njg1NzM2LCJpYXQiOjE3Mzg2ODIxMzYsImlzcyI6Imh0dHBzOi8va3ViZXJuZXRlcy5kZWZhdWx0LnN2Yy5jbHVzdGVyLmxvY2FsIiwianRpIjoiODdlYjVkYTYtYWNlMi00YzFhLTg1YjctYWY1NDI2MjA1ZWY1Iiwia3ViZXJuZXRlcy5pbyI6eyJuYW1lc3BhY2UiOiJhcmdvIiwic2VydmljZWFjY291bnQiOnsibmFtZSI6ImFkbWlyYWx0eS1jb250cm9sIiwidWlkIjoiZjFjNjViNDQtYmZmMC00Y2NlLTk4ZGQtMTU0YTFiYTk0YTU2In19LCJuYmYiOjE3Mzg2ODIxMzYsInN1YiI6InN5c3RlbTpzZXJ2aWNlYWNjb3VudDphcmdvOmFkbWlyYWx0eS1jb250cm9sIn0.SkpDamOWdyvTUk8MIMDMhuKD8qvJPpX-tjXPWX9XsfpMyjcB02kI-Cn9b8w1TnYpGJ_u3qyLzO7RlXOgSHtm7TKHOCoYudj4jNwRWqIcThxzAeTm53nlZirUU0E0eJU8cnWHGO3McAGOgkStpfVwHaTQHq2oMZ6jayQU_HuButGEvpFt2FMFEwY9pOjabYHPPOkY9ruswzNhGBRShxWxfOgCWIt8UmbrryrNeNd_kZlB0_vahuQkAskeJZd3f_hp7qnSyLd-YZa5hUrruLJBPQZRw2sPrZe0ukvdpuz7MCfE-CQzUDn6i3G6FCKzYfd-gHFIYNUowS0APHLcC-yWSQ"
}
}
]
}

View File

@ -0,0 +1,32 @@
{
"apiVersion": "v1",
"clusters": [
{
"cluster": {
"certificate-authority-data": "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",
"server": "https://172.16.0.191:6443"
},
"name": "default"
}
],
"contexts": [
{
"context": {
"cluster": "default",
"user": "default"
},
"name": "default"
}
],
"current-context": "default",
"kind": "Config",
"preferences": {},
"users": [
{
"name": "default",
"user": {
"token": "eyJhbGciOiJSUzI1NiIsImtpZCI6IlZCTkEyUVJKeE9XblNpeUI1QUlMdWtLZmVpbGQ1LUpRTExvNWhkVjlEV2MifQ.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.A0UJLoui_SX4dCgUZIo4kprZ3kb2WBkigvyy1e55qQMFZxRoAed6ZvR95XbHYNUoiHR-HZE04QO0QcOnFaaQDTA6fS9HHtjfPKAoqbXrpShyoHNciiQnhkwYvtEpG4bvDf0JMB9qbWGMrBoouHwx-JoQG0JeoQq-idMGiDeHhqVc86-Uy_angvRoAZGF5xmYgMPcw5-vZPGfgk1mHYx5vXNofCcmF4OqMvQaWyYmH82L5SYAYLTV39Z1aCKkDGGHt5y9dVJ0udA4E5Cx3gO2cLLLWxf8n7uFSUx8sHgFtZOGgXwN8DIrTe3Y95p09f3H7nTxjnmQ-Nce2hofLC2_ng"
}
}
]
}

View File

@ -0,0 +1,32 @@
{
"apiVersion": "v1",
"clusters": [
{
"cluster": {
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"server": "https://target01:6443"
},
"name": "default"
}
],
"contexts": [
{
"context": {
"cluster": "default",
"user": "default"
},
"name": "default"
}
],
"current-context": "default",
"kind": "Config",
"preferences": {},
"users": [
{
"name": "default",
"user": {
"token": "eyJhbGciOiJSUzI1NiIsImtpZCI6IlJwbHhUQ2ppREt3SmtHTWs4Z2cwdXBuWGtjTUluMVB0dFdGbUhEUVY2Y2MifQ.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.DtKkkCEWLPp-9bmSbrqxvxO2kXfOW2cHlmxs5xPzTtn3DcNZ-yfUxJHxEv9Hz6-h732iljRKiWx3SrEN2ZjGq555xoOHV202NkyUqU3EWmBwmVQgvUKOZSn1tesAfI7fQp7sERa7oKz7ZZNHJ7x-nw0YBoxYa4ECRPkJKDR3uEyRsyFMaZJELi-wIUSZkeGxNR7PdQWoYPoJipnwXoyAFbT42r-pSR7nqzy0-Lx1il82klkZshPEj_CqycqJg1djoNoe4ekS7En1iljz03YqOqm1sFSOdvDRS8VGM_6Zm6e3PVwXQZVBgFy_ET1RqtxPsLyYmaPoIfPMq2xeRLoGIg"
}
}
]
}

70
ansible/Argo/README.md Normal file
View File

@ -0,0 +1,70 @@
# Prerequisites
Ensure that you have the following installed on your local machine:
- Ansible
- SSH access to the target host
- Required dependencies for Kubernetes
Two passwords are required via the prompt:
1. The username used to connect to the host via SSH.
2. The root password for privilege escalation.
- You can use a user on the name with `NOPASSWD` permissions and not use `--ask-become-pass`
- You can use `ssh-copy-id` on the remote host on the user that you will provide and not use `--ask-pass`
# Deployment Instructions
## Deploying K3s
Replace `HOST_NAME` with the IP address or hostname of the target machine in `my_hosts.yaml`, then run:
```sh
ansible-playbook -i <YOUR_HOST_IP>, deploy_k3s.yml --extra-vars "user_prompt=YOUR_USER" --ask-pass --ask-become-pass
```
This playbook:
- Updates package repositories.
- Installs necessary dependencies.
- Ensures the user has `sudo` privileges.
- Downloads and installs K3s.
- Configures permissions for Kubernetes operations.
- Enables auto-completion for `kubectl`.
- Reboots the machine to apply changes.
## Deploying Argo Workflows
Replace `HOST_NAME` with the IP address or hostname of the target machine in `my_hosts.yaml`, then run:
```sh
ansible-playbook -i <YOUR_HOST_IP>, deploy_argo.yml --extra-vars "user_prompt=<YOUR_USER>" --ask-pass --ask-become-pass
```
This playbook:
- Ensures the `argo` namespace exists in Kubernetes.
- Deploys Argo Workflows using the official manifest.
- Waits for the `argo-server` pod to be running.
- Patches the deployment for first-time connection issues.
- Applies a service configuration to expose Argo Workflows via NodePort.
- Installs the Argo CLI.
- Enables CLI autocompletion.
- Configures `kubectl` for Argo access.
# Additional Notes
- The service account used by default is `argo:default`, which may not have sufficient permissions. Use `argo:argo` instead:
```sh
argo submit -f workflow.yaml --serviceaccount=argo
```
- The Argo CLI is installed in `/usr/local/bin/argo`.
- The Kubernetes configuration file is copied to `~/.kube/config`.
# Troubleshooting
- If the deployment fails due to permissions, ensure the user has `sudo` privileges.
- Check the status of Argo pods using:
```sh
kubectl get pods -n argo
```
- If Argo Workflows is not accessible, verify that the NodePort service is correctly configured.
# References
- [K3s Official Documentation](https://k3s.io/)
- [Argo Workflows Documentation](https://argoproj.github.io/argo-workflows/)

View File

@ -0,0 +1,14 @@
# Needed by deploy-argo.yml to change argo to a NodePort service
apiVersion: v1
kind: Service
metadata:
name: argo-server
namespace: argo
spec:
type: NodePort
selector:
app: argo-server
ports:
- port: 2746
targetPort: 2746
nodePort: 32746

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# ansible-playbook -i my_hosts.yaml deploy_argo.yml --ask-pass --ask-become-pass
# Need to think about which serviceaccount will be used to launch the workflow, by default
# uses argo:default but it doesn't have enough rights, need to use argo:argo
# like '$ argo submit -f .... --serviceaccount=argo'
- name: Installation de Argo
hosts: all
user: "{{ user_prompt }}"
vars:
ARGO_VERSION: "3.5.2"
environment:
KUBECONFIG: /home/{{ user_prompt }}/.kube/config
tasks:
- name: Create argo namespace
kubernetes.core.k8s:
state: present
definition:
apiVersion: v1
kind: Namespace
metadata:
labels:
kubernetes.io/metadata.name: argo
name: argo
- name: Verifier si argo est déjà entrain de tourner
ansible.builtin.shell:
cmd: |
kubectl get -n argo pods | grep -q argo-server
register: argo_server_pod
failed_when: argo_server_pod.rc not in [ 0, 1 ]
- name: Installing argo services
ansible.builtin.shell:
cmd: |
kubectl apply -n argo -f https://github.com/argoproj/argo-workflows/releases/download/v{{ ARGO_VERSION }}/install.yaml
when: argo_server_pod.rc == 1
- name: Vérifier l'état du pod argo-server
ansible.builtin.shell:
cmd: |
argo_server_name=$(kubectl get -n argo pods | grep argo-server | cut -d ' ' -f 1)
kubectl get -n argo pods $argo_server_name --output=jsonpath='{.status.phase}'
register: pod_status
retries: 30
delay: 10
until: pod_status.stdout == "Running"
- name: Patch first connection bug
ansible.builtin.shell: |
kubectl patch deployment \
argo-server \
--namespace argo \
--type='json' \
-p='[{"op": "replace", "path": "/spec/template/spec/containers/0/args", "value": [
"server",
"--auth-mode=server"
]}]'
- name: Copying the configuration file to new host
copy: src=argo-service.yml dest=$HOME mode=0755
- name: Applying the conf file to make the service a NodePort typ
ansible.builtin.shell:
cmd: |
kubectl apply -f argo-service.yml
- name: download argo CLI
become: true
ansible.builtin.uri:
url: " https://github.com/argoproj/argo-workflows/releases/download/v{{ ARGO_VERSION }}/argo-linux-amd64.gz"
method: GET
dest: /var
status_code: 200
headers:
Content-Type: "application/json"
- name: Install argo CLI
become: true
ansible.builtin.shell:
cmd: |
gunzip argo-linux-amd64.gz
chmod +x argo-linux-amd64
mv ./argo-linux-amd64 /usr/local/bin/argo
args:
chdir: /var
- name: Enable argo CLI autocomplete
ansible.builtin.shell:
cmd: |
grep 'argo completion bash' $HOME/.bashrc || echo 'source <(argo completion bash)' >> $HOME/.bashrc

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- name: Installation k3s
hosts: all:!localhost
user: "{{ user_prompt }}"
gather_facts: true
tasks:
- name: Update apt
become: true
# become_method: su
ansible.builtin.shell:
cmd:
apt update -y
- name: Install necessary packages
become: true
# become_method: su
package:
name:
- sudo
- curl
- grep
- expect
- adduser
state: present
- name: Test if the current user is a sudoer
ansible.builtin.shell:
cmd:
groups {{ ansible_user_id }} | grep -q 'sudo'
register: sudoer
failed_when: sudoer.rc not in [ 0, 1 ]
- name: Adding user to sudoers
become: true
# become_method: su
user:
name: "{{ ansible_user_id }}"
append: true
groups: sudo
when: sudoer.rc == 1
- name: Reset ssh connection to allow user changes to affect ansible user
ansible.builtin.meta:
reset_connection
when: sudoer.rc == 1
- name: Attendre que la déconnexion soit effective
wait_for:
port: 22
delay: 10
timeout: 120
when: sudoer.rc == 1
- name: Download k3s
ansible.builtin.uri:
url: "https://get.k3s.io"
method: GET
dest: ./install_k3s.sh
status_code: 200
headers:
Content-Type: "application/json"
- name: Install k3s
become: true
# become_method: su
ansible.builtin.shell:
cmd : sh install_k3s.sh
- name: Add k3s group
become: true
# become_method: su
group:
name: k3s
state: present
- name: Add user to k3s group
become: true
# become_method: su
user:
name: "{{ ansible_user_id }}"
append: true
groups: k3s
- name: Ensure .kube directory exists
ansible.builtin.file:
path: ~/.kube
state: directory
mode: '0700'
- name: Copy kubeconfig file
become: true
ansible.builtin.copy:
src: /etc/rancher/k3s/k3s.yaml
dest: /home/{{ user_prompt }}/.kube/config
remote_src: true
mode: '0600'
owner: "{{ ansible_user_id }}"
group: "{{ ansible_user_gid }}"
- name: Set KUBECONFIG environment variable in .bashrc
ansible.builtin.lineinfile:
path: ~/.bashrc
line: 'export KUBECONFIG=$HOME/.kube/config'
- name: Ensure kubectl autocompletion is enabled
ansible.builtin.lineinfile:
path: ~/.bashrc
line: 'source <(kubectl completion bash)'
- name: Unconditionally reboot the machine with all defaults
become: true
# become_method: su
ansible.builtin.reboot:

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- name: Deploys VM based on local debian image
hosts: localhost
gather_facts: true
become: true
vars:
# debian_image: "/var/lib/libvirt/images"
# vm: "{{ item }}"
ssh_pub_key: "/home/pierre/.ssh/id_rsa.pub"
root: root
os: https://cloud.debian.org/images/cloud/bullseye/latest/debian-11-generic-amd64.qcow2
checksum: ""
xml_template: debian_template
machines:
- name: control_test
ip: 192.168.122.80
# - name: DC01_test
# ip: 192.168.122.81
# - name: DC02_test
# ip: 192.168.122.82
tasks:
- name: Is os image present
ansible.builtin.fail:
msg: You did not provide an image to build from
when:
os == ""
- name: Is XML template present
ansible.builtin.stat:
path: "create_kvm/templates/{{ xml_template }}.xml.j2"
register: xml_present
- name: XML not present
ansible.builtin.fail:
msg: You did not provide a valid xml template
when: not (xml_present.stat.exists)
- name: KVM Provision role
ansible.builtin.include_role:
name: create_kvm
vars:
# libvirt_pool_dir: "{{ pool_dir }}"
os_image: "{{ os }}"
template_file: "{{ xml_template }}.xml.j2"
vm_name: "{{ item.name }}"
ssh_key: "{{ ssh_pub_key }}"
root_pwd: "{{ root }}"
loop:
"{{ machines }}"
- name: Set up the wanted IP
ansible.builtin.include_tasks:
file: setup_vm_ip.yml
loop:
"{{ machines }}"
# for control,dc01,dc02
# 192.168.122.70 + 1
# /var/lib/libvirt/images/debian11-2-1-clone.qcow2

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- name: Installation k3s
hosts: "{{ host_prompt }}"
user: "{{ user_prompt }}"
tasks:
- name: install package
become: true
ansible.builtin.package:
name:
- mosquitto
- mosquitto-clients
state: present
- name: configure mosquitto conf
become: true
ansible.builtin.lineinfile:
path: /etc/mosquitto/conf.d/mosquitto.conf
line: allow_anonymous true
create: true
- name: configure mosquitto conf
become: true
ansible.builtin.lineinfile:
path: /etc/mosquitto/conf.d/mosquitto.conf
line: listener 1883 0.0.0.0
- name: restart mosquitto
become: true
ansible.builtin.service:
name: mosquitto
state: restarted

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- name: Retrieve network info
ansible.builtin.command:
cmd: virsh domifaddr "{{ item.name }}"
register: output_domifaddr
- name: Extract vm's current ip
vars:
pattern: '(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})'
ansible.builtin.set_fact:
current_ip: "{{ output_domifaddr.stdout | regex_search(pattern, '\\1') }}"
- name: Show ip
ansible.builtin.debug:
msg: "{{ current_ip.0 }}"

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# MinIO
## Deploy Minio
This playbook installs MinIO on a Kubernetes cluster using Helm and retrieves necessary credentials and access information.
### Variables
| Variable | Description |
|----------|-------------|
| `user_prompt` | SSH user to execute commands |
| `host_name_prompt` | Hostname of the target machine |
| `memory_req` | Memory allocation for MinIO (`2Gi` by default) |
| `storage_req` | Storage allocation for MinIO (`20Gi` by default) |
### Steps Executed
1. Install necessary Python libraries.
2. Check if Helm is installed and install it if not present.
3. Add and update the MinIO Helm repository.
4. Deploy MinIO using Helm if it is not already running.
5. Retrieve the MinIO credentials (root user and password).
6. Retrieve the MinIO UI console external IP and API internal IP.
7. Display login credentials and connection details.
### Running the Playbook
```sh
ansible-playbook -i inventory deploy_minio.yml --extra-vars "user_prompt=your-user host_name_prompt=your-host"
```
## Setting up MinIO access
/!\ This part can be automated with this **[ansible playbook](https://github.com/pi-B/ansible-oc/blob/main/setup_minio_admiralty.yml)** which is designed to create ressources in a Argo-Workflows/Admiralty combo.
/!\ If you still want to setup the host manually **and** aim to use admiralty, give the ressources an **unique name** and be sure to make this uniqueness accessible (in an environment variable, in a conf file...)
- With the output of the last tasks, create a secret in argo namespace to give access to the minio API. We need to use the `create` verb because apply creates a non-functionning secret
```bash
kubectl create secret -n <name of your argo namespace> generic argo-artifact-secret \
--from-literal=access-key=<your access key> \
--from-literal=secret-key=<your secret key>
```
- Create a ConfigMap, which will be used by argo to create the S3 artifact, the content must match the one from the previously created secret
```yaml
apiVersion: v1
kind: ConfigMap
metadata:
# If you want to use this config map by default, name it "artifact-repositories".
name: artifact-repositories
# annotations:
# # v3.0 and after - if you want to use a specific key, put that key into this annotation.
# workflows.argoproj.io/default-artifact-repository: oc-s3-artifact-repository
data:
oc-s3-artifact-repository: |
s3:
bucket: oc-bucket
endpoint: [ retrieve cluster with kubectl get service argo-artifacts -o jsonpath="{.spec.clusterIP}" ]:9000
insecure: true
accessKeySecret:
name: argo-artifact-secret
key: access-key
secretKeySecret:
name: argo-artifact-secret
key: secret-key
```
## Ansible Playbook setup MinIO
### Purpose
This playbook sets up MinIO to work with Argo Workflows, including creating the required buckets and secrets.
### Variables
| Variable | Description |
|----------|-------------|
| `user_prompt` | SSH user to execute commands |
| `uuid_prompt` | Unique identifier for the Argo secret |
| `argo_namespace` | Kubernetes namespace for Argo (`argo` by default) |
### Steps Executed
1. Install necessary dependencies.
2. Download and configure MinIO Client (`mc`).
3. Retrieve MinIO credentials (root user and password).
4. Configure `mc` to connect to MinIO.
5. Create a new S3 bucket (`oc-bucket`).
6. Generate a new access key and secret key for MinIO.
7. Retrieve the MinIO API cluster IP.
8. Create a Kubernetes Secret to store MinIO credentials.
9. Create a Kubernetes ConfigMap for MinIO artifact repository configuration.
### Running the Playbook
```sh
ansible-playbook -i inventory setup_minio_resources.yml --extra-vars "user_prompt=your-user uuid_prompt=unique-id"
```
---
## Expected Output
Upon successful execution, you should see:
- MinIO deployed and accessible.
- MinIO UI console credentials displayed.
- MinIO bucket (`oc-bucket`) created.
- Secrets and ConfigMaps properly configured in Kubernetes.
For any issues, check Ansible logs and validate configurations manually using:
```sh
kubectl get pods -n default
kubectl get secrets -n argo
kubectl get configmaps -n argo
```

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- name: Deploy MinIO
hosts: all:!localhost
user: "{{ user_prompt }}"
vars:
host_name: "{{ host_name_prompt }}"
memory_req: "2Gi"
storage_req: "20Gi"
environment:
KUBECONFIG: /home/{{ user_prompt }}/.kube/config
tasks:
- name: Install yaml library for python
become: true
ansible.builtin.package:
name: ansible
state: present
- name: Check if Helm does exist
ansible.builtin.command:
cmd: which helm
register: result_which
failed_when: result_which.rc not in [ 0, 1 ]
- name: Install helm
when: result_which.rc == 1
block:
- name: Download helm from source
ansible.builtin.get_url:
url: https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3
dest: ./get_helm.sh
mode: 0700
- name: Launch helm install script
become: true
ansible.builtin.shell:
cmd: |
./get_helm.sh
- name: Test if MinIO is already installed
ansible.builtin.shell:
cmd : helm repo list | grep 'https://charts.min.io/'
register: minio_charts
failed_when: minio_charts.rc not in [0,1]
- name: Add helm repo MinIO
kubernetes.core.helm_repository:
repo_url: https://charts.min.io/
repo_state: present
repo_name: minio
when: minio_charts.rc == 1
- name: Update helm repo
ansible.builtin.command:
cmd : |
helm repo update
when: minio_charts.rc == 1
- name: Test is argo-artifact is already running
ansible.builtin.shell:
helm list | grep -w "argo-artifacts" | wc -l
register: argo_artifact_deployed
failed_when: argo_artifact_deployed.rc not in [ 0, 1 ]
- name: Initialize MinIO
when: argo_artifact_deployed.stdout == "0"
kubernetes.core.helm:
name: argo-artifacts
chart_ref: minio/minio
release_namespace: default
values:
service:
type: LoadBalancer
fullnameOverride: argo-artifacts
resources:
requests:
memory: "{{ memory_req }}"
replicas: 2
volumeClaimTemplates:
spec:
resources:
requests: "{{ storage_req }}"
consoleService:
type: LoadBalancer
# port: 9001
state: present
- name: Retrieve root user
ansible.builtin.shell:
cmd: |
kubectl get secret argo-artifacts --namespace default -o jsonpath="{.data.rootUser}"
register : user_encoded
- name: Decode root user
ansible.builtin.shell:
cmd: |
echo {{ user_encoded.stdout }} | base64 -d
register: user
- name: Retrieve root password
ansible.builtin.shell:
cmd: |
kubectl get secret argo-artifacts --namespace default -o jsonpath="{.data.rootPassword}"
register : password_encoded
- name: Decode root password
ansible.builtin.shell:
cmd: |
echo {{ password_encoded.stdout }} | base64 -d
register: password
- name: Retrieve console ip
ansible.builtin.shell:
cmd: |
kubectl get service argo-artifacts-console -o jsonpath="{.status.loadBalancer.ingress[0].ip}"
register : ip_console
- name: Retrieve API internal ip
ansible.builtin.shell:
cmd: |
kubectl get service argo-artifacts -o jsonpath="{.spec.clusterIP}"
register : ip_api
- name: Display info
debug:
msg :
"
MinIO UI console info
external IP GUI : {{ ip_console.stdout }}
user : {{ user.stdout }}
password : {{ password.stdout }}
IP API : {{ ip_api.stdout }}
"

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apiVersion: v1
kind: Secret
metadata:
name: cnes-secrets
type: Opaque
stringData:
weather-api: 1d2b4ad68a4375388e64f5353d33186c
era-5: 3e8457b6-f5eb-4405-a09c-78403a14c4d1

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- name: Installation k3s
hosts: all:!localhost
user: "{{ user_prompt }}"
gather_facts: true
become_method: sudo
vars:
- argo_namespace: argo
- MC_PATH: $HOME/minio-binaries
- MINIO_NAME: my-minio
- UUID: "{{ uuid_prompt }}"
environment:
- KUBECONFIG: /home/{{ user_prompt }}/.kube/config
tasks:
- name: Install necessary packages
become: true
package:
name:
- python3-kubernetes
- python3-jmespath
state: present
- name: Create destination directory
file:
path: $HOME/minio-binaries
state: directory
mode: '0755'
- name: Install mc
ansible.builtin.get_url:
url: "https://dl.min.io/client/mc/release/linux-amd64/mc"
dest: $HOME/minio-binaries/mc
mode: +x
headers:
Content-Type: "application/json"
- name: Add mc to path
ansible.builtin.lineinfile:
path: $HOME/.bashrc
line: export PATH=$PATH:$HOME/minio-binaries
- name: Is mc already set up for the local minio
ansible.builtin.shell:
cmd: |
"{{ MC_PATH }}"/mc admin info {{ MINIO_NAME }}
register: minio_info
failed_when: minio_info.rc not in [0,1]
- name: Retrieve root user
ansible.builtin.shell:
cmd: |
kubectl get secrets argo-artifacts -o jsonpath="{.data.rootUser}" | base64 -d -
register: user
when: minio_info.rc == 1
- name: Retrieve root password
ansible.builtin.shell:
cmd: |
kubectl get secret argo-artifacts --namespace default -o jsonpath="{.data.rootPassword}" | base64 -d -
register : password
when: minio_info.rc == 1
- name: Set up MinIO host in mc
ansible.builtin.shell:
cmd: |
"{{ MC_PATH }}"/mc alias set {{ MINIO_NAME }} http://127.0.0.1:9000 '{{ user.stdout }}' '{{ password.stdout }}'
failed_when: user.stdout == "" or password.stdout == ""
when: minio_info.rc == 1
- name: Does oc-bucket already exist
ansible.builtin.shell:
cmd: |
"{{ MC_PATH }}"/mc ls my-minio | grep -q oc-bucket
register: bucket_exists
failed_when: bucket_exists.rc not in [0,1]
- name: Create oc-bucket
ansible.builtin.shell:
cmd: |
"{{ MC_PATH }}"/mc mb {{ MINIO_NAME }}/oc-bucket
when: bucket_exists.rc == 1
- name: Run mc admin accesskey create command
ansible.builtin.shell:
cmd: |
{{ MC_PATH }}/mc admin accesskey create --json {{ MINIO_NAME }}
register: minio_output
changed_when: false # Avoid marking the task as changed every time
- name: Parse JSON output
set_fact:
access_key: "{{ minio_output.stdout | from_json | json_query('accessKey') }}"
secret_key: "{{ minio_output.stdout | from_json | json_query('secretKey') }}"
- name: Retrieve cluster IP for minio API
ansible.builtin.shell:
cmd: |
kubectl get service argo-artifacts -o jsonpath="{.spec.clusterIP}"
register: minio_cluster_ip
- name: Create the minio secret in argo namespace
kubernetes.core.k8s:
state: present
namespace: '{{ argo_namespace }}'
name: "{{ UUID }}-argo-artifact-secret"
definition:
apiVersion: v1
kind: Secret
type: Opaque
stringData:
access-key: '{{ access_key }}'
secret-key: '{{ secret_key }}'
- name: Create the minio secret in argo namespace
kubernetes.core.k8s:
state: present
namespace: '{{ argo_namespace }}'
definition:
apiVersion: v1
kind: ConfigMap
metadata:
name: artifact-repositories
data:
oc-s3-artifact-repository: |
s3:
bucket: oc-bucket
endpoint: {{ minio_cluster_ip.stdout }}:9000
insecure: true
accessKeySecret:
name: "{{ UUID }}-argo-artifact-secret"
key: access-key
secretKeySecret:
name: "{{ UUID }}-argo-artifact-secret"
key: secret-key
# ansible.builtin.shell:
# cmd: |
# kubectl create secret -n '{{ argo_namespace }}' generic argo-artifact-secret \
# --from-literal=access-key='{{ access_key }}' \
# --from-literal=secret-key='{{ secret_key }}'

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Login : admrescue/admrescue
# Requirement
**Ansible** (+ pip):
If you don't have `pip` yet
```
curl https://bootstrap.pypa.io/get-pip.py -o /tmp/get-pip.py
python3 /tmp/get-pip.py --user
```
```
python3 -m pip install --user ansible
pip install -r requirement.txt
```
**Ansible collections**:
```
ansible-galaxy collection install kubernetes.core
```
# Mosquitto
`sudo apt update && apt install -y mosquitto mosquitto-clients`
need to add a conf file in `/etc/mosquitto/conf.d/mosquitto.conf` containing :
```
allow_anonymous true
listener 1883 0.0.0.0
```
`sudo systemctl restart mosquitto`
Launch the mosquitto client to receive message on the machine that hosts the mosquitto server : `sudo mosquitto_sub -h 127.0.0.1 -t argo/alpr`
# Argo
## Execute/submite a workflow
```
argo submit PATH_TO_YAML --watch --serviceaccount=argo -n argo
```
# Troubleshoot
## k3s bind to local port
On certain distro you might already have an other mini k8s. A sign of this is k3s being able to install, start but never being stable, restarting non stop.
You should try to see if the port used by k3s are arlready binded :
> sudo netstat -tuln | grep -E '6443|10250'
If those ports are already in use then you should identify which service run behidn them and then stop them and preferably uninstall them.
We have already encountered an instance of `Ubuntu Server` with minikube already installed.
### Remove minikube
```bash
sudo systemctl stop snap.microk8s.daemon-kubelite
sudo systemctl disable snap.microk8s.daemon-kubelite
sudo systemctl restart k3s
```
## Use local container images
We have encountered difficulties declaring container images that correspond to local images (stored in docker.io/library/)
We used a docker hub repository to pull our customized image. For this we need to create a secret holding the login informations to a docker account that has access to this repository, which we then link to the serviceAccount running the workflow :
Create the secret in the argo namespace
```
kubectl create secret docker-registry regcred --docker-username=[DOCKER HUB USERNAME] --docker-password=[DOCKER HUB PASSWORD] -n argo
```
Patch the `argo` serviceAccount to use the secret when pulling image
```
kubectl patch serviceaccount argo -n argo -p '{"imagePullSecrets": [{"name": "regcred"}]}'
```

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[defaults]
stdout_callback = yaml
stderr_callback = yaml

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Login : admrescue/admrescue
# Deploy VM with ansible
TODO : check with yves or benjamin how to create a qcow2 image with azerty layout and ssh ready
# Deploy k3s
Two password are asked via the prompt :
- First the user that you are connecting to on the host via ssh
- Second the root password
`ansible-playbook -i my_hosts.yaml deploy_k3s.yml --extra-vars " user_prompt=<YOUR_USER>" --ask-pass --ask-become-pass`
# Deploy Argo
password to provide is the one to the user you are connecting to on the host via ssh
`ansible-playbook -i my_hosts.yaml deploy_argo.yml --extra-vars " user_prompt=<YOUR_USER>" --ask-pass --ask-become-pass`
# Deploy Admirality
Install the kubernetes.core collection : `ansible-galaxy collection install kubernetes.core` for ansible to be able to use some kubectl tools.
## Install and prepare Admiralty
This play prepare your machine to use Admiralty in kubernetes. It installs helm, cert-manager and admiralty, then configure your clusters to be an admiralty source or target.
/!\ TODO : declare the list of target and source in a play's vars
`ansible-playbook -i my_hosts.yaml deploy_admiralty.yml --extra-vars "host_prompt=HOSTNAME user_prompt=<YOUR_USER>" --ask-pass --ask-become-pass`
## Share kubeconfig for the control cluster
`ansible-playbook -i ../my_hosts.yaml create_secrets.yml --extra-vars "host_prompt=WORKLOAD_HOST user_prompt=<YOUR_USER> control_host=CONTROL_HOST" --ask-pass --ask-become-pass`
# MinIO
- Limit the Memory
- Limit the replica
- Limit volumeClaimTemplates.spec.resources.requests
- Add LoadBalancer for WebUI
- Corrected command :
> kubectl get secret argo-artifacts --namespace default -o jsonpath="{.data.rootUser}" | base64 --decode
> kubectl get secret argo-artifacts --namespace default -o jsonpath="{.data.rootPassword}" | base64 --decode
- With the output of the last tasks, create a secret in argo namespace to give access to the minio API
```
apiVersion: v1
kind: Secret
metadata:
name: argo-minio-secret
type: Opaque
data:
accessKeySecret: [base64 ENCODED VALUE]
secretKeySecret: [base64 ENCODED VALUE]
```
- Create a ConfigMap, which will be used by argo to create the S3 artifact, the content can match the one from the previously created secret
```
apiVersion: v1
kind: ConfigMap
metadata:
# If you want to use this config map by default, name it "artifact-repositories". Otherwise, you can provide a reference to a
# different config map in `artifactRepositoryRef.configMap`.
name: artifact-repositories
# annotations:
# # v3.0 and after - if you want to use a specific key, put that key into this annotation.
# workflows.argoproj.io/default-artifact-repository: oc-s3-artifact-repository
data:
oc-s3-artifact-repository: |
s3:
bucket: oc-bucket
endpoint: [ retrieve cluster with kubectl get service argo-artifacts -o jsonpath="{.spec.clusterIP}" ]:9000
insecure: true
accessKeySecret:
name: argo-minio-secret
key: accessKeySecret
secretKeySecret:
name: argo-minio-secret
key: secretKeySecret
```
# Use custom container image : local registry
# Mosquitto
`sudo apt update && apt install -y mosquitto mosquitto-clients`
need to add a conf file in `/etc/mosquitto/conf.d/mosquitto.conf` containing :
```
allow_anonymous true
listener 1883 0.0.0.0
```
`sudo systemctl restart mosquitto`
Launch the mosquitto client to receive message on the machine that hosts the mosquitto server : `sudo mosquitto_sub -h 127.0.0.1 -t argo/alpr`
# Argo
## Execute/submite a workflow
```
argo submit PATH_TO_YAML --watch --serviceaccount=argo -n argo
```
# Troubleshoot
## k3s bind to local port
On certain distro you might already have an other mini k8s. A sign of this is k3s being able to install, start but never being stable, restarting non stop.
You should try to see if the port used by k3s are arlready binded :
> sudo netstat -tuln | grep -E '6443|10250'
If those ports are already in use then you should identify which service run behidn them and then stop them and preferably uninstall them.
We have already encountered an instance of `Ubuntu Server` with minikube already installed.
### Remove minikube
```bash
sudo systemctl stop snap.microk8s.daemon-kubelite
sudo systemctl disable snap.microk8s.daemon-kubelite
sudo systemctl restart k3s
```
## Use local container images
We have encountered difficulties declaring container images that correspond to local images (stored in docker.io/library/)
We used a docker hub repository to pull our customized image. For this we need to create a secret holding the login informations to a docker account that has access to this repository, which we then link to the serviceAccount running the workflow :
Create the secret in the argo namespace
```
kubectl create secret docker-registry regcred --docker-username=[DOCKER HUB USERNAME] --docker-password=[DOCKER HUB PASSWORD] -n argo
```
Patch the `argo` serviceAccount to use the secret when pulling image
```
kubectl patch serviceaccount argo -n argo -p '{"imagePullSecrets": [{"name": "regcred"}]}'
```

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ansible/requirements.txt Normal file
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@ -0,0 +1,36 @@
ansible-compat==24.6.0
ansible-core==2.17.0
ansible-creator==24.5.0
ansible-lint==24.5.0
attrs==23.2.0
black==24.4.2
bracex==2.4
cffi==1.16.0
click==8.1.7
cryptography==42.0.7
filelock==3.14.0
importlib_metadata==7.1.0
Jinja2==3.1.4
jmespath==1.0.1
jsonschema==4.22.0
jsonschema-specifications==2023.12.1
markdown-it-py==3.0.0
MarkupSafe==2.1.5
mdurl==0.1.2
mypy-extensions==1.0.0
packaging==24.0
pathspec==0.12.1
platformdirs==4.2.2
pycparser==2.22
Pygments==2.18.0
PyYAML==6.0.1
referencing==0.35.1
resolvelib==1.0.1
rich==13.7.1
rpds-py==0.18.1
ruamel.yaml==0.18.6
ruamel.yaml.clib==0.2.8
subprocess-tee==0.4.1
wcmatch==8.5.2
yamllint==1.35.1
zipp==3.19.0