nuthatch/tests/kind/fixture/oidc.sh

keycloak_admin_token() {
  kube --namespace "$FIXTURE_NAMESPACE" exec deployment/keycloak -- \
    sh -ec '
      /opt/keycloak/bin/kcadm.sh config credentials \
        --server http://127.0.0.1:8080 \
        --realm master \
        --user nuthatch-admin \
        --password synthetic-keycloak >/dev/null
      /opt/keycloak/bin/kcadm.sh get serverinfo >/dev/null
    ' >/dev/null
}

provision_lane_keycloak_registration() {
  local lane="$1"
  local redirect_uri="$2"
  local client_id_var="$3"
  local client_secret_var="$4"
  local additional_audiences_var="$5"
  local user_a_var="$6"
  local user_b_var="$7"
  local client_id="nuthatch-$lane"
  local client_secret="synthetic-keycloak-client-secret-$lane"
  local username
  keycloak_admin_token || return
  kube --namespace "$FIXTURE_NAMESPACE" exec deployment/keycloak -- \
    /opt/keycloak/bin/kcadm.sh create clients \
      --realm master \
      -s "clientId=$client_id" \
      -s enabled=true \
      -s protocol=openid-connect \
      -s publicClient=false \
      -s clientAuthenticatorType=client-secret \
      -s standardFlowEnabled=true \
      -s directAccessGrantsEnabled=false \
      -s "secret=$client_secret" \
      -s "redirectUris=[\"$redirect_uri\"]" \
      -s 'attributes={"pkce.code.challenge.method":"S256"}' >/dev/null || return
  for username in "nuthatch-$lane-a" "nuthatch-$lane-b"; do
    kube --namespace "$FIXTURE_NAMESPACE" exec deployment/keycloak -- \
      /opt/keycloak/bin/kcadm.sh create users \
        --realm master \
        -s "username=$username" \
        -s enabled=true \
        -s "firstName=$username" >/dev/null || return
    kube --namespace "$FIXTURE_NAMESPACE" exec deployment/keycloak -- \
      /opt/keycloak/bin/kcadm.sh set-password \
        --realm master \
        --username "$username" \
        --new-password Synthetic-OIDC-1! >/dev/null || return
  done
  printf -v "$client_id_var" '%s' "$client_id"
  printf -v "$client_secret_var" '%s' "$client_secret"
  printf -v "$additional_audiences_var" ''
  printf -v "$user_a_var" '%s' "nuthatch-$lane-a"
  printf -v "$user_b_var" '%s' "nuthatch-$lane-b"
}

zitadel_api() {
  local token_path="$1"
  local method="$2"
  local path="$3"
  local body="$4"
  kube --namespace "$FIXTURE_NAMESPACE" exec \
    deployment/zitadel \
    --container oidc-provisioner \
    -- sh -ec '
      token="$(tr -d "\r\n" < "$1")"
      curl --fail --silent --show-error \
        --request "$2" \
        --header "Host: zitadel.nuthatch.test" \
        --header "Authorization: Bearer $token" \
        --header "Content-Type: application/json" \
        --data "$4" \
        "http://127.0.0.1:8080$3"
    ' sh "$token_path" "$method" "$path" "$body"
}

provision_lane_zitadel_registration() {
  local lane="$1"
  local redirect_uri="$2"
  local client_id_var="$3"
  local client_secret_var="$4"
  local additional_audiences_var="$5"
  local user_a_var="$6"
  local user_b_var="$7"
  local project_response
  local project_id
  local app_response
  local client_id
  local client_secret
  local username
  local user_response
  local user_ids=()
  project_response="$(
    zitadel_api \
      /bootstrap/admin.pat \
      POST \
      /management/v1/projects \
      "{\"name\":\"Nuthatch lane $lane\"}"
  )" || return
  project_id="$(jq -er .id <<< "$project_response")" || return
  app_response="$(
    zitadel_api \
      /bootstrap/admin.pat \
      POST \
      "/management/v1/projects/$project_id/apps/oidc" \
      "{\"projectId\":\"$project_id\",\"name\":\"Nuthatch lane $lane\",\"redirectUris\":[\"$redirect_uri\"],\"responseTypes\":[\"OIDC_RESPONSE_TYPE_CODE\"],\"grantTypes\":[\"OIDC_GRANT_TYPE_AUTHORIZATION_CODE\"],\"appType\":\"OIDC_APP_TYPE_WEB\",\"authMethodType\":\"OIDC_AUTH_METHOD_TYPE_BASIC\",\"version\":\"OIDC_VERSION_1_0\",\"devMode\":false}"
  )" || return
  client_id="$(jq -er .clientId <<< "$app_response")" || return
  client_secret="$(jq -er .clientSecret <<< "$app_response")" || return
  for username in "nuthatch-$lane-a" "nuthatch-$lane-b"; do
    user_response="$(
      zitadel_api \
        /bootstrap/admin.pat \
        POST \
        /management/v1/users/human \
        "{\"userName\":\"$username\",\"profile\":{\"firstName\":\"Nuthatch\",\"lastName\":\"$username\",\"displayName\":\"$username\",\"preferredLanguage\":\"en\"},\"email\":{\"email\":\"$username@example.test\",\"isEmailVerified\":true},\"initialPassword\":\"Synthetic-OIDC-1!\"}"
    )" || return
    user_ids+=("$(jq -er .userId <<< "$user_response")") || return
  done
  printf -v "$client_id_var" '%s' "$client_id"
  printf -v "$client_secret_var" '%s' "$client_secret"
  printf -v "$additional_audiences_var" '%s' "$project_id"
  printf -v "$user_a_var" '%s' "${user_ids[0]}"
  printf -v "$user_b_var" '%s' "${user_ids[1]}"
}

create_oidc_automation_secret() {
  local lane="$1"
  local provider="$2"
  local login_pat=unused
  if [[ "$provider" = zitadel ]]; then
    login_pat="$(
      kube --namespace "$FIXTURE_NAMESPACE" exec \
        deployment/zitadel \
        --container oidc-provisioner \
        -- sh -ec 'tr -d "\r\n" < /bootstrap/login-client.pat'
    )" || return
  fi
  kube create secret generic "nuthatch-oidc-automation-$lane" \
    --namespace "$FIXTURE_NAMESPACE" \
    --from-literal="NUTHATCH_OIDC_LOGIN_PAT=$login_pat" \
    --dry-run=client \
    --output yaml |
    kube apply --filename - >/dev/null
}