Uninstallation on cloudscale.ch

export CLOUDSCALE_TOKEN=<cloudscale-api-token> # From https://control.cloudscale.ch/user/api-tokens
export CLUSTER_ID=<lieutenant-cluster-id>
export TENANT_ID=<lieutenant-tenant-id>
export REGION=<region> # rma or lpg (without the zone number)
export GITLAB_TOKEN=<gitlab-api-token> # From https://git.vshn.net/profile/personal_access_tokens
export GITLAB_CATALOG_PROJECT_ID=<project-id> # GitLab numerical project ID of the catalog repo

# Set terraform image and tag to be used
tf_image=$(\
  yq r dependencies/openshift4-cloudscale/class/defaults.yml \
  parameters.openshift4_cloudscale.images.terraform.image)
tf_tag=$(\
  yq r dependencies/openshift4-cloudscale/class/defaults.yml \
  parameters.openshift4_cloudscale.images.terraform.tag)

# Generate the terraform alias
alias terraform='docker run -it --rm \
  -e CLOUDSCALE_TOKEN="${CLOUDSCALE_TOKEN}" \
  -e TF_VAR_ignition_bootstrap="${TF_VAR_ignition_bootstrap}" \
  -w /tf \
  -v $(pwd):/tf \
  -v $CLUSTER_ID:/tf/.terraform \
  --ulimit memlock=-1 \
  ${tf_image}:${tf_tag} terraform'

export GITLAB_STATE_URL="https://git.vshn.net/api/v4/projects/${GITLAB_CATALOG_PROJECT_ID}/terraform/state/cluster"

pushd catalog/manifests/openshift4-cloudscale/

terraform init \
  "-backend-config=address=${GITLAB_STATE_URL}" \
  "-backend-config=lock_address=${GITLAB_STATE_URL}/lock" \
  "-backend-config=unlock_address=${GITLAB_STATE_URL}/lock" \
  "-backend-config=username=$(whoami)" \
  "-backend-config=password=${GITLAB_TOKEN}" \
  "-backend-config=lock_method=POST" \
  "-backend-config=unlock_method=DELETE" \
  "-backend-config=retry_wait_min=5"

terraform destroy

# Use already exiting bucket user
response=$(curl -sH "Authorization: Bearer ${CLOUDSCALE_TOKEN}" \
  https://api.cloudscale.ch/v1/objects-users | \
  jq -e ".[] | select(.display_name == \"${CLUSTER_ID}\")")

# configure minio client to use the bucket
mc config host add \
  "${CLUSTER_ID}" "https://objects.${REGION}.cloudscale.ch" \
  $(echo $response | jq -r '.keys[0].access_key') \
  $(echo $response | jq -r '.keys[0].secret_key')

# delete bootstrap-ignition object
mc rb "${CLUSTER_ID}/${CLUSTER_ID}-bootstrap-ignition" --force

# delete image-registry object
mc rb "${CLUSTER_ID}/${CLUSTER_ID}-image-registry --force

# delete cloudscale.ch user object
curl -i -H "Authorization: Bearer ${CLOUDSCALE_TOKEN}" -X DELETE $(echo $response | jq -r '.href')

# Vault login
export VAULT_ADDR=https://vault-prod.syn.vshn.net
vault login -method=ldap username=<your.name>

# delete token secret
vault kv delete clusters/kv/${TENANT_ID}/${CLUSTER_ID}/cloudscale

# delete registry secret
vault kv delete clusters/kv/${TENANT_ID}/${CLUSTER_ID}/registry

# delete ldap secret
vault kv delete clusters/kv/${TENANT_ID}/${CLUSTER_ID}/vshn-ldap