240 lines
11 KiB
Bash
Executable File
240 lines
11 KiB
Bash
Executable File
#!/usr/bin/env sh
|
|
set -euo pipefail
|
|
|
|
. /vault/secrets/keycloak-admin-env.sh
|
|
|
|
KC_URL="${KEYCLOAK_SERVER:-http://keycloak.sso.svc.cluster.local}"
|
|
REALM="${KEYCLOAK_REALM:-veles}"
|
|
CLIENT_ID="${KEYCLOAK_CLIENT_ID:-gitea}"
|
|
PUBLIC_BASE_URL="${GITEA_PUBLIC_BASE_URL:-https://scm.bstein.dev}"
|
|
AUTH_SOURCE_NAME="${GITEA_AUTH_SOURCE_NAME:-veles}"
|
|
TESTER_GROUP="${VELES_GITEA_TESTER_GROUP:-veles-tester}"
|
|
VAULT_SECRET_PATH="${VAULT_SECRET_PATH:-gitea/gitea-veles-oidc}"
|
|
GROUP_TEAM_MAP="${GITEA_GROUP_TEAM_MAP:-}"
|
|
|
|
ACCESS_TOKEN=""
|
|
for attempt in 1 2 3 4 5 6 7 8 9 10; do
|
|
if curl -fsS "${KC_URL}/realms/master" >/dev/null 2>&1; then
|
|
break
|
|
fi
|
|
echo "Waiting for Keycloak to be reachable (attempt ${attempt})" >&2
|
|
sleep $((attempt * 2))
|
|
done
|
|
|
|
for attempt in 1 2 3 4 5; do
|
|
TOKEN_JSON="$(curl -sS -X POST "$KC_URL/realms/master/protocol/openid-connect/token" \
|
|
-H 'Content-Type: application/x-www-form-urlencoded' \
|
|
-d "grant_type=password" \
|
|
-d "client_id=admin-cli" \
|
|
-d "username=${KEYCLOAK_ADMIN}" \
|
|
-d "password=${KEYCLOAK_ADMIN_PASSWORD}" || true)"
|
|
ACCESS_TOKEN="$(echo "$TOKEN_JSON" | jq -r '.access_token' 2>/dev/null || true)"
|
|
if [ -n "$ACCESS_TOKEN" ] && [ "$ACCESS_TOKEN" != "null" ]; then
|
|
break
|
|
fi
|
|
echo "Keycloak token request failed (attempt ${attempt})" >&2
|
|
sleep $((attempt * 2))
|
|
done
|
|
if [ -z "$ACCESS_TOKEN" ] || [ "$ACCESS_TOKEN" = "null" ]; then
|
|
echo "Failed to fetch Keycloak admin token" >&2
|
|
exit 1
|
|
fi
|
|
|
|
ensure_group() {
|
|
group_name="$1"
|
|
groups="$(curl -sS -H "Authorization: Bearer ${ACCESS_TOKEN}" \
|
|
"${KC_URL}/admin/realms/${REALM}/groups?search=$(printf '%s' "${group_name}" | jq -sRr @uri)" || true)"
|
|
group_id="$(echo "$groups" | jq -r --arg name "$group_name" '.[]? | select(.name == $name) | .id' | head -n1 || true)"
|
|
if [ -n "$group_id" ] && [ "$group_id" != "null" ]; then
|
|
printf '%s' "$group_id"
|
|
return
|
|
fi
|
|
status="$(curl -sS -o /tmp/keycloak-group-create.json -w "%{http_code}" -X POST \
|
|
-H "Authorization: Bearer ${ACCESS_TOKEN}" \
|
|
-H 'Content-Type: application/json' \
|
|
-d "$(jq -nc --arg name "$group_name" '{name:$name}')" \
|
|
"${KC_URL}/admin/realms/${REALM}/groups")"
|
|
if [ "$status" != "201" ] && [ "$status" != "204" ] && [ "$status" != "409" ]; then
|
|
echo "Keycloak group create failed for ${group_name} (status ${status})" >&2
|
|
cat /tmp/keycloak-group-create.json >&2 || true
|
|
exit 1
|
|
fi
|
|
groups="$(curl -sS -H "Authorization: Bearer ${ACCESS_TOKEN}" \
|
|
"${KC_URL}/admin/realms/${REALM}/groups?search=$(printf '%s' "${group_name}" | jq -sRr @uri)" || true)"
|
|
group_id="$(echo "$groups" | jq -r --arg name "$group_name" '.[]? | select(.name == $name) | .id' | head -n1 || true)"
|
|
if [ -z "$group_id" ] || [ "$group_id" = "null" ]; then
|
|
echo "Keycloak group ${group_name} not found after create" >&2
|
|
exit 1
|
|
fi
|
|
printf '%s' "$group_id"
|
|
}
|
|
|
|
ensure_role() {
|
|
role_name="$1"
|
|
role="$(curl -sS -H "Authorization: Bearer ${ACCESS_TOKEN}" \
|
|
"${KC_URL}/admin/realms/${REALM}/roles/$(printf '%s' "${role_name}" | jq -sRr @uri)" || true)"
|
|
if echo "$role" | jq -e --arg name "$role_name" '.name == $name' >/dev/null 2>&1; then
|
|
printf '%s' "$role"
|
|
return
|
|
fi
|
|
status="$(curl -sS -o /tmp/keycloak-role-create.json -w "%{http_code}" -X POST \
|
|
-H "Authorization: Bearer ${ACCESS_TOKEN}" \
|
|
-H 'Content-Type: application/json' \
|
|
-d "$(jq -nc --arg name "$role_name" '{name:$name}')" \
|
|
"${KC_URL}/admin/realms/${REALM}/roles")"
|
|
if [ "$status" != "201" ] && [ "$status" != "204" ] && [ "$status" != "409" ]; then
|
|
echo "Keycloak role create failed for ${role_name} (status ${status})" >&2
|
|
cat /tmp/keycloak-role-create.json >&2 || true
|
|
exit 1
|
|
fi
|
|
role="$(curl -sS -H "Authorization: Bearer ${ACCESS_TOKEN}" \
|
|
"${KC_URL}/admin/realms/${REALM}/roles/$(printf '%s' "${role_name}" | jq -sRr @uri)" || true)"
|
|
if ! echo "$role" | jq -e --arg name "$role_name" '.name == $name' >/dev/null 2>&1; then
|
|
echo "Keycloak role ${role_name} not found after create" >&2
|
|
exit 1
|
|
fi
|
|
printf '%s' "$role"
|
|
}
|
|
|
|
ensure_group_role() {
|
|
group_id="$1"
|
|
role_json="$2"
|
|
role_name="$(echo "$role_json" | jq -r '.name')"
|
|
mappings="$(curl -sS -H "Authorization: Bearer ${ACCESS_TOKEN}" \
|
|
"${KC_URL}/admin/realms/${REALM}/groups/${group_id}/role-mappings/realm" || true)"
|
|
if echo "$mappings" | jq -e --arg name "$role_name" '.[]? | select(.name == $name)' >/dev/null 2>&1; then
|
|
return
|
|
fi
|
|
status="$(curl -sS -o /tmp/keycloak-group-role.json -w "%{http_code}" -X POST \
|
|
-H "Authorization: Bearer ${ACCESS_TOKEN}" \
|
|
-H 'Content-Type: application/json' \
|
|
-d "[$role_json]" \
|
|
"${KC_URL}/admin/realms/${REALM}/groups/${group_id}/role-mappings/realm")"
|
|
if [ "$status" != "200" ] && [ "$status" != "204" ]; then
|
|
echo "Keycloak group role mapping failed for ${role_name} (status ${status})" >&2
|
|
cat /tmp/keycloak-group-role.json >&2 || true
|
|
exit 1
|
|
fi
|
|
}
|
|
|
|
ensure_mapper() {
|
|
client_uuid="$1"
|
|
mapper_name="$2"
|
|
mapper_payload="$3"
|
|
mappers="$(curl -sS -H "Authorization: Bearer ${ACCESS_TOKEN}" \
|
|
"${KC_URL}/admin/realms/${REALM}/clients/${client_uuid}/protocol-mappers/models" || true)"
|
|
mapper_id="$(echo "$mappers" | jq -r --arg name "$mapper_name" '.[]? | select(.name == $name) | .id' | head -n1 || true)"
|
|
if [ -n "$mapper_id" ] && [ "$mapper_id" != "null" ]; then
|
|
mapper_payload="$(echo "$mapper_payload" | jq --arg id "$mapper_id" '. + {id:$id}')"
|
|
status="$(curl -sS -o /tmp/keycloak-mapper.json -w "%{http_code}" -X PUT \
|
|
-H "Authorization: Bearer ${ACCESS_TOKEN}" \
|
|
-H 'Content-Type: application/json' \
|
|
-d "${mapper_payload}" \
|
|
"${KC_URL}/admin/realms/${REALM}/clients/${client_uuid}/protocol-mappers/models/${mapper_id}")"
|
|
else
|
|
status="$(curl -sS -o /tmp/keycloak-mapper.json -w "%{http_code}" -X POST \
|
|
-H "Authorization: Bearer ${ACCESS_TOKEN}" \
|
|
-H 'Content-Type: application/json' \
|
|
-d "${mapper_payload}" \
|
|
"${KC_URL}/admin/realms/${REALM}/clients/${client_uuid}/protocol-mappers/models")"
|
|
fi
|
|
if [ "$status" != "200" ] && [ "$status" != "201" ] && [ "$status" != "204" ]; then
|
|
echo "Keycloak mapper ensure failed for ${mapper_name} (status ${status})" >&2
|
|
cat /tmp/keycloak-mapper.json >&2 || true
|
|
exit 1
|
|
fi
|
|
}
|
|
|
|
TESTER_GROUP_ID="$(ensure_group "${TESTER_GROUP}")"
|
|
TESTER_ROLE="$(ensure_role "${TESTER_GROUP}")"
|
|
ensure_group_role "${TESTER_GROUP_ID}" "${TESTER_ROLE}"
|
|
|
|
CLIENT_QUERY="$(curl -sS -H "Authorization: Bearer ${ACCESS_TOKEN}" \
|
|
"${KC_URL}/admin/realms/${REALM}/clients?clientId=$(printf '%s' "${CLIENT_ID}" | jq -sRr @uri)" || true)"
|
|
CLIENT_UUID="$(echo "$CLIENT_QUERY" | jq -r '.[0].id' 2>/dev/null || true)"
|
|
|
|
client_payload="$(jq -nc \
|
|
--arg client_id "${CLIENT_ID}" \
|
|
--arg root_url "${PUBLIC_BASE_URL}" \
|
|
--arg callback "${PUBLIC_BASE_URL}/user/oauth2/${AUTH_SOURCE_NAME}/callback" \
|
|
'{clientId:$client_id,enabled:true,protocol:"openid-connect",publicClient:false,standardFlowEnabled:true,implicitFlowEnabled:false,directAccessGrantsEnabled:false,serviceAccountsEnabled:false,redirectUris:[$callback],webOrigins:[$root_url],rootUrl:$root_url,baseUrl:"/",attributes:{"pkce.code.challenge.method":"","post.logout.redirect.uris":($root_url + "/*")}}')"
|
|
|
|
if [ -z "$CLIENT_UUID" ] || [ "$CLIENT_UUID" = "null" ]; then
|
|
status="$(curl -sS -o /tmp/keycloak-client-create.json -w "%{http_code}" -X POST \
|
|
-H "Authorization: Bearer ${ACCESS_TOKEN}" \
|
|
-H 'Content-Type: application/json' \
|
|
-d "${client_payload}" \
|
|
"${KC_URL}/admin/realms/${REALM}/clients")"
|
|
if [ "$status" != "201" ] && [ "$status" != "204" ] && [ "$status" != "409" ]; then
|
|
echo "Keycloak client create failed for ${CLIENT_ID} (status ${status})" >&2
|
|
cat /tmp/keycloak-client-create.json >&2 || true
|
|
exit 1
|
|
fi
|
|
CLIENT_QUERY="$(curl -sS -H "Authorization: Bearer ${ACCESS_TOKEN}" \
|
|
"${KC_URL}/admin/realms/${REALM}/clients?clientId=$(printf '%s' "${CLIENT_ID}" | jq -sRr @uri)" || true)"
|
|
CLIENT_UUID="$(echo "$CLIENT_QUERY" | jq -r '.[0].id' 2>/dev/null || true)"
|
|
fi
|
|
|
|
if [ -z "$CLIENT_UUID" ] || [ "$CLIENT_UUID" = "null" ]; then
|
|
echo "Keycloak client ${CLIENT_ID} not found after create" >&2
|
|
exit 1
|
|
fi
|
|
|
|
status="$(curl -sS -o /tmp/keycloak-client-update.json -w "%{http_code}" -X PUT \
|
|
-H "Authorization: Bearer ${ACCESS_TOKEN}" \
|
|
-H 'Content-Type: application/json' \
|
|
-d "${client_payload}" \
|
|
"${KC_URL}/admin/realms/${REALM}/clients/${CLIENT_UUID}")"
|
|
if [ "$status" != "200" ] && [ "$status" != "204" ]; then
|
|
echo "Keycloak client update failed for ${CLIENT_ID} (status ${status})" >&2
|
|
cat /tmp/keycloak-client-update.json >&2 || true
|
|
exit 1
|
|
fi
|
|
|
|
groups_mapper_payload="$(jq -nc \
|
|
'{name:"groups",protocol:"openid-connect",protocolMapper:"oidc-group-membership-mapper",consentRequired:false,config:{"full.path":"false","id.token.claim":"true","access.token.claim":"true","userinfo.token.claim":"true","claim.name":"groups","jsonType.label":"String"}}')"
|
|
roles_mapper_payload="$(jq -nc \
|
|
'{name:"roles",protocol:"openid-connect",protocolMapper:"oidc-usermodel-realm-role-mapper",consentRequired:false,config:{"multivalued":"true","id.token.claim":"true","access.token.claim":"true","userinfo.token.claim":"true","claim.name":"roles","jsonType.label":"String"}}')"
|
|
ensure_mapper "${CLIENT_UUID}" groups "${groups_mapper_payload}"
|
|
ensure_mapper "${CLIENT_UUID}" roles "${roles_mapper_payload}"
|
|
|
|
CLIENT_SECRET="$(curl -sS -H "Authorization: Bearer ${ACCESS_TOKEN}" \
|
|
"${KC_URL}/admin/realms/${REALM}/clients/${CLIENT_UUID}/client-secret" | jq -r '.value' 2>/dev/null || true)"
|
|
if [ -z "$CLIENT_SECRET" ] || [ "$CLIENT_SECRET" = "null" ]; then
|
|
echo "Keycloak client secret not found for ${CLIENT_ID}" >&2
|
|
exit 1
|
|
fi
|
|
|
|
vault_addr="${VAULT_ADDR:-http://vault.vault.svc.cluster.local:8200}"
|
|
vault_role="${VAULT_ROLE:-sso-secrets}"
|
|
jwt="$(cat /var/run/secrets/kubernetes.io/serviceaccount/token)"
|
|
login_payload="$(jq -nc --arg jwt "${jwt}" --arg role "${vault_role}" '{jwt:$jwt, role:$role}')"
|
|
vault_token="$(curl -sS --request POST --data "${login_payload}" \
|
|
"${vault_addr}/v1/auth/kubernetes/login" | jq -r '.auth.client_token')"
|
|
if [ -z "${vault_token}" ] || [ "${vault_token}" = "null" ]; then
|
|
echo "vault login failed" >&2
|
|
exit 1
|
|
fi
|
|
|
|
payload="$(jq -nc \
|
|
--arg client_id "${CLIENT_ID}" \
|
|
--arg client_secret "${CLIENT_SECRET}" \
|
|
--arg issuer "https://sso.bstein.dev/realms/${REALM}" \
|
|
--arg auto_discovery_url "https://sso.bstein.dev/realms/${REALM}/.well-known/openid-configuration" \
|
|
--arg auth_source_name "${AUTH_SOURCE_NAME}" \
|
|
--arg tester_group "${TESTER_GROUP}" \
|
|
--arg group_team_map "${GROUP_TEAM_MAP}" \
|
|
'{data:{client_id:$client_id,client_secret:$client_secret,issuer:$issuer,openid_auto_discovery_url:$auto_discovery_url,auth_source_name:$auth_source_name,required_claim_name:"groups",required_claim_value:$tester_group,group_claim_name:"groups",restricted_group:$tester_group,group_team_map:$group_team_map}}')"
|
|
|
|
write_status="$(curl -sS -o /tmp/veles-gitea-oidc-write.json -w "%{http_code}" -X POST \
|
|
-H "X-Vault-Token: ${vault_token}" \
|
|
-H 'Content-Type: application/json' \
|
|
-d "${payload}" "${vault_addr}/v1/kv/data/atlas/${VAULT_SECRET_PATH}")"
|
|
if [ "${write_status}" != "200" ] && [ "${write_status}" != "204" ]; then
|
|
echo "Vault write failed for ${VAULT_SECRET_PATH} (status ${write_status})" >&2
|
|
cat /tmp/veles-gitea-oidc-write.json >&2 || true
|
|
exit 1
|
|
fi
|
|
|
|
echo "Veles Gitea OIDC client ready in Keycloak and Vault"
|