এজেন্ট রানটাইমের জন্য ক্রস-প্রজেক্ট এজেন্ট রেজিস্ট্রি সহ এজেন্ট গেটওয়ের কেন্দ্রীভূত শাসনব্যবস্থা

# set terminal project context to Central Governance Project
gcloud config set project SET_YOUR_GOVERNANCE_PROJECT_ID_HERE

# login to gcloud cli
gcloud auth login

# login for application default credentials
gcloud auth application-default login

# update gcloud components
gcloud components update --quiet

# 1. Project Identifiers
export PROJECT_GOVERNANCE="SET_YOUR_GOVERNANCE_PROJECT_ID_HERE"
export PROJECT_CONCIERGE="SET_YOUR_CONCIERGE_PROJECT_ID_HERE"
export PROJECT_SELLERS="SET_YOUR_SELLERS_PROJECT_ID_HERE"

# 2. Regional & Gateway Settings
export REGION="us-central1"
export AGW_NAME="centralized-agw"
export UAP_POLICY_NAME="uap-policy-${AGW_NAME}"
export UAP_BINDING_NAME="uap-binding-${AGW_NAME}"

# 3. Retrieve Project Numbers
export PROJECT_NUMBER_GOVERNANCE=$(gcloud projects describe ${PROJECT_GOVERNANCE} --format="value(projectNumber)")
export PROJECT_NUMBER_CONCIERGE=$(gcloud projects describe ${PROJECT_CONCIERGE} --format="value(projectNumber)")
export PROJECT_NUMBER_SELLERS=$(gcloud projects describe ${PROJECT_SELLERS} --format="value(projectNumber)")

# 4. Obtain Organization ID
export ORG_ID=$(gcloud projects get-ancestors ${PROJECT_GOVERNANCE} --format="value(id, type)" | grep organization | awk '{print $1}')

# 5. Set Application Default Credentials (ADC) Quota Project
gcloud auth application-default set-quota-project ${PROJECT_GOVERNANCE}

echo "Governance Project: ${PROJECT_GOVERNANCE} (${PROJECT_NUMBER_GOVERNANCE})"
echo "Concierge Project:  ${PROJECT_CONCIERGE} (${PROJECT_NUMBER_CONCIERGE})"
echo "Sellers Project:    ${PROJECT_SELLERS} (${PROJECT_NUMBER_SELLERS})"
echo "Organization ID:    ${ORG_ID}"
echo "UAP Policy Name:    ${UAP_POLICY_NAME}"
echo "UAP Binding Name:   ${UAP_BINDING_NAME}"

# create config folder
mkdir -p cfg

# grant Access Policy Admin and Project IAM Admin to current user in Governance Project
for ROLE in "roles/iam.accessPolicyAdmin" "roles/resourcemanager.projectIamAdmin"; do
  gcloud projects add-iam-policy-binding ${PROJECT_GOVERNANCE} \
    --member="user:$(gcloud config get-value account)" \
    --role="${ROLE}" \
    --condition=None
done

# 1. export current IAM policy for PROJECT_GOVERNANCE
gcloud projects get-iam-policy ${PROJECT_GOVERNANCE} \
  --format=json > cfg/gov_iam_policy.json

# 2. append auditConfigs for iap.googleapis.com
python3 -c "
import json
with open('cfg/gov_iam_policy.json') as f:
    policy = json.load(f)
audit_configs = [c for c in policy.get('auditConfigs', []) if c.get('service') != 'iap.googleapis.com']
audit_configs.append({
    'service': 'iap.googleapis.com',
    'auditLogConfigs': [
        {'logType': 'ADMIN_READ'},
        {'logType': 'DATA_READ'},
        {'logType': 'DATA_WRITE'}
    ]
})
policy['auditConfigs'] = audit_configs
with open('cfg/gov_iam_policy.json', 'w') as f:
    json.dump(policy, f, indent=2)
"

# 3. apply updated policy
gcloud projects set-iam-policy ${PROJECT_GOVERNANCE} cfg/gov_iam_policy.json

# 4. verify auditConfigs applied
gcloud projects get-iam-policy ${PROJECT_GOVERNANCE} --format="yaml(auditConfigs)"

# enable google apis (agent platform & security bundle, part 1)
for PROJ in ${PROJECT_GOVERNANCE} ${PROJECT_CONCIERGE} ${PROJECT_SELLERS}; do
  gcloud services enable \
    agentregistry.googleapis.com \
    aiplatform.googleapis.com \
    apphub.googleapis.com \
    apptopology.googleapis.com \
    cloudapiregistry.googleapis.com \
    cloudtrace.googleapis.com \
    compute.googleapis.com \
    dataform.googleapis.com \
    iam.googleapis.com \
    agentidentity.googleapis.com \
    iap.googleapis.com \
    logging.googleapis.com \
    modelarmor.googleapis.com \
    monitoring.googleapis.com \
    networksecurity.googleapis.com \
    networkservices.googleapis.com \
    notebooks.googleapis.com \
    observability.googleapis.com \
    --project=${PROJ}
done

# enable google apis (agent platform bundle, part 2)
for PROJ in ${PROJECT_GOVERNANCE} ${PROJECT_CONCIERGE} ${PROJECT_SELLERS}; do
  gcloud services enable \
    securitycenter.googleapis.com \
    saasservicemgmt.googleapis.com \
    storage.googleapis.com \
    telemetry.googleapis.com \
    texttospeech.googleapis.com \
    --project=${PROJ}
done

# enable google apis (foundational & agent runtime build bundle, part 3)
for PROJ in ${PROJECT_GOVERNANCE} ${PROJECT_CONCIERGE} ${PROJECT_SELLERS}; do
  gcloud services enable \
    artifactregistry.googleapis.com \
    cloudbuild.googleapis.com \
    cloudresourcemanager.googleapis.com \
    iamcredentials.googleapis.com \
    serviceusage.googleapis.com \
    run.googleapis.com \
    orgpolicy.googleapis.com \
    --project=${PROJ}
done

# validate that all required APIs are enabled across all 3 projects
python3 - << 'EOF'
import subprocess
import os
import sys

REQUIRED_APIS = [
    "agentregistry.googleapis.com",
    "aiplatform.googleapis.com",
    "apphub.googleapis.com",
    "apptopology.googleapis.com",
    "cloudapiregistry.googleapis.com",
    "cloudtrace.googleapis.com",
    "compute.googleapis.com",
    "dataform.googleapis.com",
    "iam.googleapis.com",
    "agentidentity.googleapis.com",
    "iap.googleapis.com",
    "logging.googleapis.com",
    "modelarmor.googleapis.com",
    "monitoring.googleapis.com",
    "networksecurity.googleapis.com",
    "networkservices.googleapis.com",
    "notebooks.googleapis.com",
    "observability.googleapis.com",
    "securitycenter.googleapis.com",
    "saasservicemgmt.googleapis.com",
    "storage.googleapis.com",
    "telemetry.googleapis.com",
    "texttospeech.googleapis.com",
    "artifactregistry.googleapis.com",
    "cloudbuild.googleapis.com",
    "cloudresourcemanager.googleapis.com",
    "iamcredentials.googleapis.com",
    "serviceusage.googleapis.com",
    "run.googleapis.com",
    "orgpolicy.googleapis.com"
]

projects = {
    "GOVERNANCE": os.environ.get("PROJECT_GOVERNANCE", ""),
    "CONCIERGE": os.environ.get("PROJECT_CONCIERGE", ""),
    "SELLERS": os.environ.get("PROJECT_SELLERS", "")
}

enabled = {}
for role, proj in projects.items():
    if not proj:
        print(f"Error: Environment variable for {role} is not set.")
        sys.exit(1)
    res = subprocess.run(
        ["gcloud", "services", "list", "--enabled", f"--project={proj}", "--format=value(config.name)"],
        capture_output=True, text=True, check=True
    )
    enabled[role] = set(res.stdout.strip().splitlines())

print(f"\n{'API Name':<36} | {'GOVERNANCE':<12} | {'CONCIERGE':<12} | {'SELLERS':<12}")
print("-" * 78)

all_synced = True
for api in REQUIRED_APIS:
    g_status = "ENABLED" if api in enabled["GOVERNANCE"] else "MISSING"
    c_status = "ENABLED" if api in enabled["CONCIERGE"] else "MISSING"
    s_status = "ENABLED" if api in enabled["SELLERS"] else "MISSING"
    if "MISSING" in (g_status, c_status, s_status):
        all_synced = False
    print(f"{api:<36} | {g_status:<12} | {c_status:<12} | {s_status:<12}")

print("-" * 78)
if all_synced:
    print("✅ All 29 required APIs are ENABLED and synchronized across all three projects.\n")
else:
    print("❌ Discrepancies detected. Please re-run the enablement commands for missing services.\n")
    sys.exit(1)
EOF

✅ All 30 required APIs are ENABLED and synchronized across all three projects.

# disable iam v3 constraint (allow v3 access policies)
gcloud org-policies set-policy /dev/stdin << EOF
name: projects/${PROJECT_NUMBER_GOVERNANCE}/policies/iam.managed.disableAccessPolicyBinding
spec:
  rules:
  - enforce: false
EOF

# verify org policy constraints on project
gcloud org-policies describe iam.managed.disableAccessPolicyBinding \
  --project=${PROJECT_GOVERNANCE} --effective

# register core google api endpoints in agent registry with standard and :443 port variants
gcloud agent-registry services create core-gapi-services \
  --project=${PROJECT_GOVERNANCE} \
  --location=${REGION} \
  --display-name="gapi.core.services" \
  --description="Core Google Cloud APIs and Service Endpoints" \
  --endpoint-spec-type=no-spec \
  --interfaces=protocolBinding=JSONRPC,url=https://telemetry.googleapis.com \
  --interfaces=protocolBinding=JSONRPC,url=https://telemetry.mtls.googleapis.com \
  --interfaces=protocolBinding=JSONRPC,url=https://${REGION}-aiplatform.googleapis.com \
  --interfaces=protocolBinding=JSONRPC,url=https://${REGION}-aiplatform.googleapis.com:443 \
  --interfaces=protocolBinding=JSONRPC,url=https://${REGION}-aiplatform.mtls.googleapis.com \
  --interfaces=protocolBinding=JSONRPC,url=https://${REGION}-aiplatform.mtls.googleapis.com:443 \
  --interfaces=protocolBinding=JSONRPC,url=https://aiplatform.googleapis.com \
  --interfaces=protocolBinding=JSONRPC,url=https://aiplatform.googleapis.com:443 \
  --interfaces=protocolBinding=JSONRPC,url=https://aiplatform.mtls.googleapis.com \
  --interfaces=protocolBinding=JSONRPC,url=https://aiplatform.mtls.googleapis.com:443 \
  --interfaces=protocolBinding=JSONRPC,url=https://cloudresourcemanager.googleapis.com \
  --interfaces=protocolBinding=JSONRPC,url=https://iamcredentials.googleapis.com \
  --interfaces=protocolBinding=JSONRPC,url=https://iamcredentials.mtls.googleapis.com \
  --interfaces=protocolBinding=JSONRPC,url=https://agentregistry.googleapis.com \
  --interfaces=protocolBinding=JSONRPC,url=https://agentregistry.mtls.googleapis.com \
  --interfaces=protocolBinding=JSONRPC,url=https://agentregistry.googleapis.com:443 \
  --interfaces=protocolBinding=JSONRPC,url=https://agentregistry.mtls.googleapis.com:443

# capture the underlying Agent Registry endpoint ID
export ENDPOINT_ID=$(gcloud agent-registry services describe core-gapi-services \
  --project=${PROJECT_GOVERNANCE} \
  --location=${REGION} \
  --format="value(registryResource)" | awk -F'/' '{print $NF}')
echo "Core APIs Endpoint ID: ${ENDPOINT_ID}"

# generate agent gateway config yaml
cat > cfg/${AGW_NAME}.yaml << EOF
name: ${AGW_NAME}
protocols:
  - MCP
googleManaged:
  governedAccessPath: AGENT_TO_ANYWHERE
registries:
  - "//agentregistry.googleapis.com/projects/${PROJECT_GOVERNANCE}/locations/${REGION}"
EOF

# import and create agent gateway
gcloud network-services agent-gateways import ${AGW_NAME} \
  --source="cfg/${AGW_NAME}.yaml" \
  --location=${REGION} \
  --project=${PROJECT_GOVERNANCE}

# show agent gateway status
gcloud network-services agent-gateways describe ${AGW_NAME} \
  --location=${REGION} \
  --project=${PROJECT_GOVERNANCE}

agentGatewayCard:
  mtlsEndpoint: projects/${AGW_TP_ID}/regions/us-central1/serviceAttachments/unitkind1-swp-mtls-psc-sa
  rootCertificates:
  - |
    -----BEGIN CERTIFICATE-----
    MIIDwzCCAqugAwIBAgITNQuWGopdOZaHdcK7r7AYFhonqDANBgkqhkiG9w0BAQsF
    ...
    -----END CERTIFICATE-----
  serviceExtensionsServiceAccount: service-${PROJ_NO}@gcp-sa-dep.iam.gserviceaccount.com
createTime: 'YYYY-MM-DDT12:34:56.789098765Z'
googleManaged:
  governedAccessPath: AGENT_TO_ANYWHERE
name: projects/${PROJECT_GOVERNANCE}/locations/us-central1/agentGateways/centralized-agw
protocols:
- MCP
registries:
- //agentregistry.googleapis.com/projects/${PROJECT_GOVERNANCE}/locations/us-central1
updateTime: 'YYYY-MM-DDT12:34:56.789098765Z'

# create authz extension config file in ENFORCE mode
cat > cfg/${AGW_NAME}-svc-ext-authz-iap.yaml << EOF
name: ${AGW_NAME}-svc-ext-authz-iap
service: iap.googleapis.com
failOpen: false
timeout: 1s
metadata:
  iapPolicyVersion: "V2"
EOF

# import IAP v2 authz extension
gcloud service-extensions authz-extensions import ${AGW_NAME}-svc-ext-authz-iap \
  --source=cfg/${AGW_NAME}-svc-ext-authz-iap.yaml \
  --location=${REGION} \
  --project=${PROJECT_GOVERNANCE}

# describe authz extension
gcloud service-extensions authz-extensions describe ${AGW_NAME}-svc-ext-authz-iap \
  --location=${REGION} \
  --project=${PROJECT_GOVERNANCE}

createTime: 'YYYY-MM-DDT12:34:56.789098765Z'
failOpen: false
metadata:
  iapPolicyVersion: V2
name: projects/${PROJECT_GOVERNANCE}/locations/us-central1/authzExtensions/centralized-agw-svc-ext-authz-iap
service: iap.googleapis.com
timeout: 1s

# create authz policy manifest
cat > cfg/${AGW_NAME}-authz-policy-profile-iap.yaml << EOF
name: ${AGW_NAME}-authz-policy-profile-iap
target:
  resources:
    - "projects/${PROJECT_GOVERNANCE}/locations/${REGION}/agentGateways/${AGW_NAME}"
policyProfile: REQUEST_AUTHZ
action: CUSTOM
customProvider:
  authzExtension:
    resources:
      - "projects/${PROJECT_GOVERNANCE}/locations/${REGION}/authzExtensions/${AGW_NAME}-svc-ext-authz-iap"
EOF

# import authz policy
gcloud beta network-security authz-policies import ${AGW_NAME}-authz-policy-profile-iap \
  --source=cfg/${AGW_NAME}-authz-policy-profile-iap.yaml \
  --location=${REGION} \
  --project=${PROJECT_GOVERNANCE}

# describe authz policy
gcloud beta network-security authz-policies describe ${AGW_NAME}-authz-policy-profile-iap \
  --location=${REGION} \
  --project=${PROJECT_GOVERNANCE}

# create initial unified access policy rules manifest
cat > cfg/uap-rules.json << EOF
[
  {
    "description": "Rule 1: Allow agent runtimes across all 3 projects to reach Core Google APIs",
    "effect": "ALLOW",
    "principals": [
      "principalSet://agents.global.org-${ORG_ID}.system.id.goog/attribute.platformContainer/aiplatform/projects/${PROJECT_NUMBER_GOVERNANCE}",
      "principalSet://agents.global.org-${ORG_ID}.system.id.goog/attribute.platformContainer/aiplatform/projects/${PROJECT_NUMBER_CONCIERGE}",
      "principalSet://agents.global.org-${ORG_ID}.system.id.goog/attribute.platformContainer/aiplatform/projects/${PROJECT_NUMBER_SELLERS}"
    ],
    "operation": {
      "permissions": [
        "iap.googleapis.com/resources.egressViaIAP"
      ]
    },
    "conditions": {
      "iap.googleapis.com": {
        "expression": \
        "destination.is_registered == true && \
         destination.agent_registry.resource_type == 'ENDPOINT' && ( \
         destination.agent_registry.endpoint.name == 'projects/${PROJECT_GOVERNANCE}/locations/${REGION}/endpoints/core-gapi-services' || \
         destination.agent_registry.endpoint.name == 'projects/${PROJECT_GOVERNANCE}/locations/${REGION}/endpoints/${ENDPOINT_ID}' || \
         destination.agent_registry.endpoint.name == 'projects/${PROJECT_NUMBER_GOVERNANCE}/locations/${REGION}/endpoints/${ENDPOINT_ID}')"
      }
    }
  }
]
EOF

# create global IAM access policy
gcloud iam access-policies create ${UAP_POLICY_NAME} \
  --details-rules=cfg/uap-rules.json \
  --project=${PROJECT_GOVERNANCE} \
  --location=global

# bind access policy to governance project
gcloud iam policy-bindings create ${UAP_BINDING_NAME} \
  --policy="projects/${PROJECT_GOVERNANCE}/locations/global/accessPolicies/${UAP_POLICY_NAME}" \
  --target-resource="//cloudresourcemanager.googleapis.com/projects/${PROJECT_GOVERNANCE}" \
  --project=${PROJECT_GOVERNANCE} \
  --location=global

# verify policy binding
gcloud iam policy-bindings describe ${UAP_BINDING_NAME} \
  --project=${PROJECT_GOVERNANCE} \
  --location=global

name: projects/${PROJECT_GOVERNANCE}/locations/global/policyBindings/uap-binding-centralized-agw
policy: projects/${PROJECT_GOVERNANCE}/locations/global/accessPolicies/uap-policy-centralized-agw
policyKind: ACCESS_POLICY
target:
  resource: //cloudresourcemanager.googleapis.com/projects/${PROJECT_GOVERNANCE}

# create custom role in central governance project
gcloud iam roles create ar_agw_cross_project_sa \
  --project=${PROJECT_GOVERNANCE} \
  --title="Runtime Agent Gateway Cross-Project SA" \
  --description="Custom role for cross-project service agents to access Central Agent Gateway" \
  --permissions="networkservices.agentGateways.get,networkservices.agentGateways.use,networkservices.operations.get" \
  --stage="GA"

# 1. ensure aiplatform service identities are provisioned across all projects
for PROJ in ${PROJECT_GOVERNANCE} ${PROJECT_CONCIERGE} ${PROJECT_SELLERS}; do
  gcloud beta services identity create --service=aiplatform.googleapis.com --project=${PROJ}
done

# 2. derive aiplatform service agent emails
export CONCIERGE_AI_SA="service-${PROJECT_NUMBER_CONCIERGE}@gcp-sa-aiplatform.iam.gserviceaccount.com"
export CONCIERGE_RE_SA="service-${PROJECT_NUMBER_CONCIERGE}@gcp-sa-aiplatform-re.iam.gserviceaccount.com"
export CONCIERGE_COMPUTE_SA="${PROJECT_NUMBER_CONCIERGE}-compute@developer.gserviceaccount.com"

export SELLERS_AI_SA="service-${PROJECT_NUMBER_SELLERS}@gcp-sa-aiplatform.iam.gserviceaccount.com"
export SELLERS_RE_SA="service-${PROJECT_NUMBER_SELLERS}@gcp-sa-aiplatform-re.iam.gserviceaccount.com"
export SELLERS_COMPUTE_SA="${PROJECT_NUMBER_SELLERS}-compute@developer.gserviceaccount.com"

# 3. grant custom role & network viewer to Concierge and Sellers Service Agents
for SA in ${CONCIERGE_AI_SA} ${SELLERS_AI_SA}; do
  gcloud projects add-iam-policy-binding ${PROJECT_GOVERNANCE} \
    --member="serviceAccount:${SA}" \
    --role="projects/${PROJECT_GOVERNANCE}/roles/ar_agw_cross_project_sa" \
    --condition=None

  gcloud projects add-iam-policy-binding ${PROJECT_GOVERNANCE} \
    --member="serviceAccount:${SA}" \
    --role="roles/networkservices.viewer" \
    --condition=None
done

# 4. grant agent registry viewer on Governance Project for dynamic autodiscovery
for MEMBER in "serviceAccount:${CONCIERGE_AI_SA}" "serviceAccount:${CONCIERGE_RE_SA}" "serviceAccount:${CONCIERGE_COMPUTE_SA}" "serviceAccount:${SELLERS_AI_SA}" "serviceAccount:${SELLERS_RE_SA}" "serviceAccount:${SELLERS_COMPUTE_SA}" "principalSet://agents.global.org-${ORG_ID}.system.id.goog/attribute.platformContainer/aiplatform/projects/${PROJECT_NUMBER_CONCIERGE}" "principalSet://agents.global.org-${ORG_ID}.system.id.goog/attribute.platformContainer/aiplatform/projects/${PROJECT_NUMBER_SELLERS}"; do
  gcloud projects add-iam-policy-binding ${PROJECT_GOVERNANCE} \
    --member="${MEMBER}" \
    --role="roles/agentregistry.viewer" \
    --condition=None
done

# 5. grant agent project viewer on Governance Project for dynamic autodiscovery
for SA in ${CONCIERGE_COMPUTE_SA} ${CONCIERGE_AI_SA}; do
  gcloud projects add-iam-policy-binding ${PROJECT_GOVERNANCE} \
    --member="serviceAccount:${SA}" \
    --role="roles/viewer" \
    --condition=None
done

# 6. grant aitplatform user on Sellers project to Concierge for cross-project A2A invocation
for MEMBER in "serviceAccount:${CONCIERGE_AI_SA}" "serviceAccount:${CONCIERGE_RE_SA}" "serviceAccount:${CONCIERGE_COMPUTE_SA}" "principalSet://agents.global.org-${ORG_ID}.system.id.goog/attribute.platformContainer/aiplatform/projects/${PROJECT_NUMBER_CONCIERGE}"; do
  gcloud projects add-iam-policy-binding ${PROJECT_SELLERS} \
    --member="${MEMBER}" \
    --role="roles/aiplatform.user" \
    --condition=None
done

# clone remote repository to temp local dir
git clone https://github.com/GoogleCloudPlatform/cloud-networking-solutions.git ./temp_agw_cuj_arun_multiproject

# copy multi-agent application files to current working directory
cp -r temp_agw_cuj_arun_multiproject/codelabs/agw-cuj-arun-multiproject ./cross-project-multiagent

# remove temporary directory
rm -rf temp_agw_cuj_arun_multiproject

# install dependencies
uv sync --directory ./cross-project-multiagent

# create shared central staging bucket
gcloud storage buckets create gs://${PROJECT_GOVERNANCE}-shared-staging \
  --project=${PROJECT_GOVERNANCE} \
  --location=${REGION}

# grant cross-project read/write access to runtime service agents
gcloud storage buckets add-iam-policy-binding gs://${PROJECT_GOVERNANCE}-shared-staging \
  --member="serviceAccount:service-${PROJECT_NUMBER_CONCIERGE}@gcp-sa-aiplatform.iam.gserviceaccount.com" \
  --role="roles/storage.objectAdmin"

gcloud storage buckets add-iam-policy-binding gs://${PROJECT_GOVERNANCE}-shared-staging \
  --member="serviceAccount:service-${PROJECT_NUMBER_SELLERS}@gcp-sa-aiplatform.iam.gserviceaccount.com" \
  --role="roles/storage.objectAdmin"

# !-- for example purposes -- NOT a command to execute --!
# snippet from deploy_burger.py
burger_config = {
    "staging_bucket": staging_bucket_uri,
    "gcs_dir_name": "burger_agent",
    "display_name": "burger-seller-agent-adk",
    "identity_type": "AGENT_IDENTITY",
    "agent_gateway_config": {
        "agent_to_anywhere_config": {
            "agent_gateway": f"projects/{args.governance_project}/locations/{args.region}/agentGateways/{args.gateway}"
        }
    },
}
deployed_burger = client.agent_engines.create(agent=burger_playground, config=burger_config)

# 1. deploy Burger Seller Agent to PROJECT_SELLERS
uv run --directory ./cross-project-multiagent python deploy_burger.py \
  --project=${PROJECT_SELLERS} \
  --region=${REGION} \
  --governance-project=${PROJECT_GOVERNANCE} \
  --gateway=projects/${PROJECT_GOVERNANCE}/locations/${REGION}/agentGateways/${AGW_NAME}

# 2. deploy Pizza Seller Agent to PROJECT_SELLERS
uv run --directory ./cross-project-multiagent python deploy_pizza.py \
  --project=${PROJECT_SELLERS} \
  --region=${REGION} \
  --governance-project=${PROJECT_GOVERNANCE} \
  --gateway=projects/${PROJECT_GOVERNANCE}/locations/${REGION}/agentGateways/${AGW_NAME}

# retrieve deployed seller reasoning engine IDs
export BURGER_ENGINE_ID=$(grep BURGER_SELLER_AGENT_ID cross-project-multiagent/burger_agent.env | awk -F'/' '{print $NF}')
export PIZZA_ENGINE_ID=$(grep PIZZA_SELLER_AGENT_ID cross-project-multiagent/pizza_agent.env | awk -F'/' '{print $NF}')

echo "Burger Engine ID: ${BURGER_ENGINE_ID}"
echo "Pizza Engine ID:  ${PIZZA_ENGINE_ID}"

# inspect runtime configuration for both Seller Agents
for ENGINE_ID in ${BURGER_ENGINE_ID} ${PIZZA_ENGINE_ID}; do
  curl -s -X GET "https://${REGION}-aiplatform.googleapis.com/v1beta1/projects/${PROJECT_SELLERS}/locations/${REGION}/reasoningEngines/${ENGINE_ID}" \
    -H "Authorization: Bearer $(gcloud auth application-default print-access-token)" \
    -H "Content-Type: application/json" \
    | jq '{displayName: .displayName, identityType: .spec.identityType, effectiveIdentity: .spec.effectiveIdentity, agentGatewayConfig: .spec.deploymentSpec.agentGatewayConfig}'
done

# deploy Purchasing Concierge to PROJECT_CONCIERGE
uv run --directory ./cross-project-multiagent python deploy_concierge_adk.py \
  --project=${PROJECT_CONCIERGE} \
  --region=${REGION} \
  --staging-bucket=gs://${PROJECT_GOVERNANCE}-shared-staging \
  --gateway-name=${AGW_NAME} \
  --gateway-project=${PROJECT_GOVERNANCE}

# retrieve Concierge engine ID
export CONCIERGE_ENGINE_ID=$(grep CONCIERGE_AGENT_ID cross-project-multiagent/concierge_agent.env | awk -F'/' '{print $NF}')
echo "Concierge Engine ID: ${CONCIERGE_ENGINE_ID}"

# inspect runtime configuration for Purchasing Concierge
curl -s -X GET "https://${REGION}-aiplatform.googleapis.com/v1beta1/projects/${PROJECT_CONCIERGE}/locations/${REGION}/reasoningEngines/${CONCIERGE_ENGINE_ID}" \
  -H "Authorization: Bearer $(gcloud auth application-default print-access-token)" \
  -H "Content-Type: application/json" \
  | jq '{displayName: .displayName, identityType: .spec.identityType, effectiveIdentity: .spec.effectiveIdentity, agentGatewayConfig: .spec.deploymentSpec.agentGatewayConfig}'

{
  "displayName": "purchasing-concierge-adk",
  "identityType": "AGENT_IDENTITY",
  "effectiveIdentity": "agents.global.org-${ORG_ID}.system.id.goog/resources/aiplatform/projects/${PROJECT_CONCIERGE}/locations/us-central1/reasoningEngines/${CONCIERGE_ENGINE_ID}",
  "agentGatewayConfig": {
    "agentToAnywhereConfig": {
      "agentGateway": "projects/${PROJECT_GOVERNANCE}/locations/us-central1/agentGateways/centralized-agw"
    }
  }
}

# 1. register Burger Seller Agent
gcloud agent-registry services create burger-seller-agent \
  --project=${PROJECT_GOVERNANCE} \
  --location=${REGION} \
  --display-name="Burger Seller Agent" \
  --description="Specialist agent that sells burgers and fries" \
  --agent-spec-type=no-spec \
  --interfaces=protocolBinding=JSONRPC,url=https://${REGION}-aiplatform.mtls.googleapis.com/v1/projects/${PROJECT_NUMBER_SELLERS}/locations/${REGION}/reasoningEngines/${BURGER_ENGINE_ID}:query \
  --interfaces=protocolBinding=JSONRPC,url=https://${REGION}-aiplatform.mtls.googleapis.com/v1beta1/projects/${PROJECT_NUMBER_SELLERS}/locations/${REGION}/reasoningEngines/${BURGER_ENGINE_ID}:query

# 2. register Pizza Seller Agent
gcloud agent-registry services create pizza-seller-agent \
  --project=${PROJECT_GOVERNANCE} \
  --location=${REGION} \
  --display-name="Pizza Seller Agent" \
  --description="Specialist agent that sells pizzas and pasta" \
  --agent-spec-type=no-spec \
  --interfaces=protocolBinding=JSONRPC,url=https://${REGION}-aiplatform.mtls.googleapis.com/v1/projects/${PROJECT_NUMBER_SELLERS}/locations/${REGION}/reasoningEngines/${PIZZA_ENGINE_ID}:query \
  --interfaces=protocolBinding=JSONRPC,url=https://${REGION}-aiplatform.mtls.googleapis.com/v1beta1/projects/${PROJECT_NUMBER_SELLERS}/locations/${REGION}/reasoningEngines/${PIZZA_ENGINE_ID}:query

# 3. register Purchasing Concierge Agent
gcloud agent-registry services create purchasing-concierge-adk \
  --project=${PROJECT_GOVERNANCE} \
  --location=${REGION} \
  --display-name="Purchasing Concierge Agent" \
  --description="Orchestrator concierge agent that routes purchasing requests" \
  --agent-spec-type=no-spec \
  --interfaces=protocolBinding=JSONRPC,url=https://${REGION}-aiplatform.mtls.googleapis.com/v1/projects/${PROJECT_NUMBER_CONCIERGE}/locations/${REGION}/reasoningEngines/${CONCIERGE_ENGINE_ID}:query \
  --interfaces=protocolBinding=JSONRPC,url=https://${REGION}-aiplatform.mtls.googleapis.com/v1beta1/projects/${PROJECT_NUMBER_CONCIERGE}/locations/${REGION}/reasoningEngines/${CONCIERGE_ENGINE_ID}:query

# capture underlying Agent Registry Agent UUIDs
export BURGER_AGENT_ID=$(gcloud agent-registry services describe burger-seller-agent --project=${PROJECT_GOVERNANCE} --location=${REGION} --format="value(registryResource)" | awk -F'/' '{print $NF}')
export PIZZA_AGENT_ID=$(gcloud agent-registry services describe pizza-seller-agent --project=${PROJECT_GOVERNANCE} --location=${REGION} --format="value(registryResource)" | awk -F'/' '{print $NF}')
export CONCIERGE_AGENT_ID=$(gcloud agent-registry services describe purchasing-concierge-adk --project=${PROJECT_GOVERNANCE} --location=${REGION} --format="value(registryResource)" | awk -F'/' '{print $NF}')

echo "Burger Agent ID:    ${BURGER_AGENT_ID}"
echo "Pizza Agent ID:     ${PIZZA_AGENT_ID}"
echo "Concierge Agent ID: ${CONCIERGE_AGENT_ID}"

# formulate the exact SPIFFE machine identity for the Concierge Agent
export CONCIERGE_SPIFFE_PRINCIPAL="principal://agents.global.org-${ORG_ID}.system.id.goog/resources/aiplatform/projects/${PROJECT_NUMBER_CONCIERGE}/locations/${REGION}/reasoningEngines/${CONCIERGE_ENGINE_ID}"
echo "Concierge SPIFFE Principal: ${CONCIERGE_SPIFFE_PRINCIPAL}"

# create addendum to update policy manifest with Rule 2 for Burger Agent
cat > cfg/uap-rules-update-2.json << EOF
[
  {
    "description": "Rule 2: Allow Purchasing Concierge to invoke Burger Seller Agent via Central Gateway",
    "effect": "ALLOW",
    "principals": [
      "${CONCIERGE_SPIFFE_PRINCIPAL}"
    ],
    "operation": {
      "permissions": [
        "iap.googleapis.com/resources.egressViaIAP"
      ]
    },
    "conditions": {
      "iap.googleapis.com": {
        "expression": \
        "destination.is_registered == true && \
         destination.agent_registry.resource_type == 'AGENT' && ( \
         destination.agent_registry.agent.name == 'projects/${PROJECT_GOVERNANCE}/locations/${REGION}/agents/burger-seller-agent' || \
         destination.agent_registry.agent.name == 'projects/${PROJECT_GOVERNANCE}/locations/${REGION}/agents/${BURGER_AGENT_ID}' || \
         destination.agent_registry.agent.name == 'projects/${PROJECT_NUMBER_GOVERNANCE}/locations/${REGION}/agents/${BURGER_AGENT_ID}')"
      }
    }
  }
]
EOF

# update IAM access policy with Burger rule
gcloud iam access-policies update ${UAP_POLICY_NAME} \
  --add-details-rules=cfg/uap-rules-update-2.json \
  --project=${PROJECT_GOVERNANCE} \
  --location=global

# inspect updated access policy
gcloud iam access-policies describe ${UAP_POLICY_NAME} \
  --project=${PROJECT_GOVERNANCE} \
  --location=global

details:
  rules:
  - conditions:
      iap.googleapis.com:
        expression: destination.is_registered == true && destination.agent_registry.resource_type
          == 'ENDPOINT' && (destination.agent_registry.endpoint.name == 'projects/${PROJECT_GOVERNANCE}/locations/us-central1/endpoints/core-gapi-services'
          || destination.agent_registry.endpoint.name == 'projects/${PROJECT_NUMBER_GOVERNANCE}/locations/us-central1/endpoints/${ENDPOINT_ID}')
    description: 'Rule 1: Allow agent runtimes across all 3 projects to reach Core
      Google APIs'
    effect: ALLOW
    operation:
      permissions:
      - iap.googleapis.com/resources.egressViaIAP
    principals:
    - principalSet://agents.global.org-${ORG_ID}.system.id.goog/attribute.platformContainer/aiplatform/projects/${PROJECT_NUMBER_GOVERNANCE}
    - principalSet://agents.global.org-${ORG_ID}.system.id.goog/attribute.platformContainer/aiplatform/projects/${PROJECT_NUMBER_CONCIERGE}
    - principalSet://agents.global.org-${ORG_ID}.system.id.goog/attribute.platformContainer/aiplatform/projects/${PROJECT_NUMBER_SELLERS}
  - conditions:
      iap.googleapis.com:
        expression: (destination.is_registered == true) && (destination.agent_registry.resource_type
          == 'AGENT') && (destination.agent_registry.agent.name == 'projects/${PROJECT_GOVERNANCE}/locations/us-central1/agents/burger-seller-agent'
          || destination.agent_registry.agent.name == 'projects/${PROJECT_NUMBER_GOVERNANCE}/locations/us-central1/agents/${BURGER_AGENT_ID}')
    description: 'Rule 2: Allow Purchasing Concierge to invoke Burger Seller Agent
      via Central Gateway'
    effect: ALLOW
    operation:
      permissions:
      - iap.googleapis.com/resources.egressViaIAP
    principals:
    - principal://agents.global.org-${ORG_ID}.system.id.goog/resources/aiplatform/projects/${PROJECT_NUMBER_CONCIERGE}/locations/us-central1/reasoningEngines/${CONCIERGE_ENGINE_ID}
name: projects/${PROJECT_GOVERNANCE}/locations/global/accessPolicies/uap-policy-centralized-agw

I would like 10 Classic Cheeseburgers. Place this order now.

Confirmed, please place the order.

uv run --directory ./cross-project-multiagent python -c "
import vertexai
from vertexai.preview import reasoning_engines
vertexai.init(project='${PROJECT_CONCIERGE}', location='${REGION}')
agent = reasoning_engines.ReasoningEngine('projects/${PROJECT_CONCIERGE}/locations/${REGION}/reasoningEngines/${CONCIERGE_ENGINE_ID}')
response = agent.query(input={'message': 'I would like 22 Spicy Cajun Burgers please. Place this order now.'})
print(response)
"

uv run --directory ./cross-project-multiagent python -c "
import vertexai
from vertexai.preview import reasoning_engines
vertexai.init(project='${PROJECT_CONCIERGE}', location='${REGION}')
agent = reasoning_engines.ReasoningEngine('projects/${PROJECT_CONCIERGE}/locations/${REGION}/reasoningEngines/${CONCIERGE_ENGINE_ID}')
response = agent.query(input='Yes please place the order now.')
print(response['text'])
"

Your order for 10 Classic Cheeseburger(s) has been placed!
Here is a summary of your order:
- 10x Classic Cheeseburger @ IDR 85,000/each = IDR 850,000

Total: IDR 850,000
Your Order ID is: e8f9c732-f347-4cc4-acff-cfe09ccbeddd

# query Agent Gateway logs for successful 200 OK requests
gcloud logging read "
  logName=\"projects/${PROJECT_GOVERNANCE}/logs/networkservices.googleapis.com%2Fgateway_requests\"
  AND jsonPayload.authzPolicyInfo.result=\"ALLOWED\"
" \
  --project="${PROJECT_GOVERNANCE}" \
  --limit=10 \
  --format="table(
    timestamp.date('%H:%M:%S'):label=TIME,
    httpRequest.requestMethod:label=METHOD,
    httpRequest.status:label=STATUS,
    jsonPayload.authzPolicyInfo.result:label=AUTHZ,
    httpRequest.requestUrl:label=URL
  )"

# query IAP v2 audit logs with shortened principal and resource fields
gcloud logging read "
  logName=\"projects/${PROJECT_GOVERNANCE}/logs/cloudaudit.googleapis.com%2Fdata_access\"
  AND protoPayload.serviceName=\"iap.googleapis.com\"
" \
  --project="${PROJECT_GOVERNANCE}" \
  --limit=5 \
  --format="table(
    timestamp.date('%H:%M:%S'):label=TIME,
    protoPayload.authenticationInfo.principalSubject.sub('\.global\..*\/reasoningEngines\/', '.[...]/reasoningEngines/'):label=CALLER,
    protoPayload.authorizationInfo[0].granted:label=GRANTED,
    protoPayload.metadata.destination.agent_registry.resource_type.basename():label=TYPE,
    protoPayload.metadata.destination.agent_registry.resource_id.basename():label=RESOURCE_ID,
    protoPayload.authorizationInfo[0].permission.basename():label=PERMISSION
  )"

TIME      CALLER                                                            GRANTED  TYPE      RESOURCE_ID     PERMISSION
HH:MM:SS  principal://agents.[...]/reasoningEngines/${CONCIERGE_ENGINE_ID}  True     Endpoint  ${ENDPOINT_ID}  resources.egressViaIAP
HH:MM:SS  principal://agents.[...]/reasoningEngines/${BURGER_ENGINE_ID}     True     Endpoint  ${ENDPOINT_ID}  resources.egressViaIAP
HH:MM:SS  principal://agents.[...]/reasoningEngines/${CONCIERGE_ENGINE_ID}  True     Endpoint  ${ENDPOINT_ID}  resources.egressViaIAP
HH:MM:SS  principal://agents.[...]/reasoningEngines/${BURGER_ENGINE_ID}     True     Endpoint  ${ENDPOINT_ID}  resources.egressViaIAP

I would like 10 BBQ Chicken Pizzas. Place this order now.

Confirmed, please place the order.

uv run --directory ./cross-project-multiagent python -c "
import vertexai
from vertexai.preview import reasoning_engines
vertexai.init(project='${PROJECT_CONCIERGE}', location='${REGION}')
agent = reasoning_engines.ReasoningEngine('projects/${PROJECT_CONCIERGE}/locations/${REGION}/reasoningEngines/${CONCIERGE_ENGINE_ID}')
response = agent.query(input='I would like 8 Hawaiian pizzas, please. Place this order now.')
print(response)
"

uv run --directory ./cross-project-multiagent python -c "
import vertexai
from vertexai.preview import reasoning_engines
vertexai.init(project='${PROJECT_CONCIERGE}', location='${REGION}')
agent = reasoning_engines.ReasoningEngine('projects/${PROJECT_CONCIERGE}/locations/${REGION}/reasoningEngines/${CONCIERGE_ENGINE_ID}')
response = agent.query(input='Yes please place the order now.')
print(response['text'])
"

I apologize, but I am unable to process that request at the moment. It seems
there was an issue connecting to the pizza seller agent. Please try again later.

# query Agent Gateway logs for blocked 403 requests
gcloud logging read "
  logName=\"projects/${PROJECT_GOVERNANCE}/logs/networkservices.googleapis.com%2Fgateway_requests\"
  AND httpRequest.status=403
" \
  --project="${PROJECT_GOVERNANCE}" \
  --limit=5 \
  --format="table(
    timestamp.date('%H:%M:%S'):label=TIME,
    httpRequest.requestMethod:label=METHOD,
    httpRequest.status:label=STATUS,
    jsonPayload.authzPolicyInfo.result:label=AUTHZ,
    httpRequest.requestUrl:label=URL
  )"

TIME      METHOD  STATUS  AUTHZ   URL
HH:MM:SS  POST    403     DENIED  https://us-central1-aiplatform.mtls.googleapis.com/v1beta1/projects/${PROJECT_SELLERS}/locations/us-central1/reasoningEngines/${PIZZA_ENGINE_ID}:query

# query IAP v2 audit logs with shortened principal and resource fields
gcloud logging read "
  logName=\"projects/${PROJECT_GOVERNANCE}/logs/cloudaudit.googleapis.com%2Fdata_access\"
  AND protoPayload.serviceName=\"iap.googleapis.com\"
" \
  --project="${PROJECT_GOVERNANCE}" \
  --limit=5 \
  --format="table(
    timestamp.date('%H:%M:%S'):label=TIME,
    protoPayload.authenticationInfo.principalSubject.sub('\.global\..*\/reasoningEngines\/', '.[...]/reasoningEngines/'):label=CALLER,
    protoPayload.authorizationInfo[0].granted:label=GRANTED,
    protoPayload.metadata.destination.agent_registry.resource_type.basename():label=TYPE,
    protoPayload.metadata.destination.agent_registry.resource_id.basename():label=RESOURCE_ID,
    protoPayload.authorizationInfo[0].permission.basename():label=PERMISSION
  )"

TIME      CALLER                                                            GRANTED  TYPE      RESOURCE_ID     PERMISSION
HH:MM:SS  principal://agents.[...]/reasoningEngines/${PIZZA_ENGINE_ID}      True     Endpoint  ${REGISTRY_ID}  resources.egressViaIAP
HH:MM:SS  principal://agents.[...]/reasoningEngines/${PIZZA_ENGINE_ID}      True     Endpoint  ${REGISTRY_ID}  resources.egressViaIAP
HH:MM:SS  principal://agents.[...]/reasoningEngines/${CONCIERGE_ENGINE_ID}  False    Agent     ${REGISTRY_ID}  resources.egressViaIAP
HH:MM:SS  principal://agents.[...]/reasoningEngines/${PIZZA_ENGINE_ID}      True     Endpoint  ${REGISTRY_ID}  resources.egressViaIAP

# create addendum to update policy manifest with Rule 3 for Pizza Agent
cat > cfg/uap-rules-update-3.json << EOF
[
  {
    "description": "Rule 3: Allow Purchasing Concierge to invoke Pizza Seller Agent via Central Gateway",
    "effect": "ALLOW",
    "principals": [
      "${CONCIERGE_SPIFFE_PRINCIPAL}"
    ],
    "operation": {
      "permissions": [
        "iap.googleapis.com/resources.egressViaIAP"
      ]
    },
    "conditions": {
      "iap.googleapis.com": {
        "expression": \
        "destination.is_registered == true && \
         destination.agent_registry.resource_type == 'AGENT' && ( \
         destination.agent_registry.agent.name == 'projects/${PROJECT_GOVERNANCE}/locations/${REGION}/agents/pizza-seller-agent' || \
         destination.agent_registry.agent.name == 'projects/${PROJECT_GOVERNANCE}/locations/${REGION}/agents/${PIZZA_AGENT_ID}' || \
         destination.agent_registry.agent.name == 'projects/${PROJECT_NUMBER_GOVERNANCE}/locations/${REGION}/agents/${PIZZA_AGENT_ID}')"
      }
    }
  }
]
EOF

# update IAM access policy with Pizza rule
gcloud iam access-policies update ${UAP_POLICY_NAME} \
  --add-details-rules=cfg/uap-rules-update-3.json \
  --project=${PROJECT_GOVERNANCE} \
  --location=global

I would like 10 BBQ Chicken Pizzas. Place this order now.

Confirmed, please place the order.

uv run --directory ./cross-project-multiagent python -c "
import vertexai
from vertexai.preview import reasoning_engines
vertexai.init(project='${PROJECT_CONCIERGE}', location='${REGION}')
agent = reasoning_engines.ReasoningEngine('projects/${PROJECT_CONCIERGE}/locations/${REGION}/reasoningEngines/${CONCIERGE_ENGINE_ID}')
response = agent.query(input='I would like 11 Veggie pizzas, please. Place this order now.')
print(response)
"

uv run --directory ./cross-project-multiagent python -c "
import vertexai
from vertexai.preview import reasoning_engines
vertexai.init(project='${PROJECT_CONCIERGE}', location='${REGION}')
agent = reasoning_engines.ReasoningEngine('projects/${PROJECT_CONCIERGE}/locations/${REGION}/reasoningEngines/${CONCIERGE_ENGINE_ID}')
response = agent.query(input='Yes please place the order now.')
print(response['text'])
"

Your order has been placed!

**Order ID:** 8d6c13d7-31dc-4d80-b6a7-80d1e50b6411

**Order Details:**
*   10 x BBQ Chicken Pizza @ IDR 130,000 each = IDR 1,300,000

**Total: IDR 1,300,000**

# query Agent Gateway logs for successful 200 OK requests
gcloud logging read "
  logName=\"projects/${PROJECT_GOVERNANCE}/logs/networkservices.googleapis.com%2Fgateway_requests\"
  AND jsonPayload.authzPolicyInfo.result=\"ALLOWED\"
" \
  --project="${PROJECT_GOVERNANCE}" \
  --limit=10 \
  --format="table(
    timestamp.date('%H:%M:%S'):label=TIME,
    httpRequest.requestMethod:label=METHOD,
    httpRequest.status:label=STATUS,
    jsonPayload.authzPolicyInfo.result:label=AUTHZ,
    httpRequest.requestUrl:label=URL
  )"

TIME      METHOD  STATUS  AUTHZ    URL
HH:MM:SS  POST    200     ALLOWED  https://us-central1-aiplatform.mtls.googleapis.com/v1beta1/projects/${PROJECT_SELLERS}/locations/us-central1/publishers/google/models/gemini-2.5-flash:generateContent
HH:MM:SS  POST    200     ALLOWED  https://us-central1-aiplatform.mtls.googleapis.com/v1beta1/projects/${PROJECT_SELLERS}/locations/us-central1/reasoningEngines/${PIZZA_ENGINE_ID}:query

# delete all Reasoning Engines deployed in Concierge and Sellers projects
uv run --directory ./cross-project-multiagent python cleanup_old_deployments.py --project=${PROJECT_CONCIERGE} --region=${REGION}
uv run --directory ./cross-project-multiagent python cleanup_old_deployments.py --project=${PROJECT_SELLERS} --region=${REGION}

uv run --directory ./cross-project-multiagent python -c '
import vertexai
import os
from vertexai.preview import reasoning_engines

region = os.environ.get("REGION", "us-central1")
for proj in [os.environ.get("PROJECT_CONCIERGE"), os.environ.get("PROJECT_SELLERS")]:
    if not proj:
        continue
    print(f"Cleaning reasoning engines in {proj}...")
    vertexai.init(project=proj, location=region)
    for eng in reasoning_engines.ReasoningEngine.list():
        print(f"  Deleting {eng.resource_name} ({eng.display_name})...")
        eng.delete()
'

# delete agent registry services in Central Governance Project
for SERVICE in burger-seller-agent pizza-seller-agent purchasing-concierge-adk core-gapi-services; do
  gcloud agent-registry services delete ${SERVICE} \
    --project=${PROJECT_GOVERNANCE} \
    --location=${REGION} \
    --quiet || true
done

# 1. delete IAM policy binding
gcloud -q iam policy-bindings delete ${UAP_BINDING_NAME} \
  --project=${PROJECT_GOVERNANCE} \
  --location=global || true

# 2. delete IAM access policy
gcloud -q iam access-policies delete ${UAP_POLICY_NAME} \
  --project=${PROJECT_GOVERNANCE} \
  --location=global || true

# 1. delete authorization policy
gcloud beta network-security authz-policies delete ${AGW_NAME}-authz-policy-profile-iap \
  --location=${REGION} \
  --project=${PROJECT_GOVERNANCE} --quiet || true

# 2. delete authorization extension
gcloud service-extensions authz-extensions delete ${AGW_NAME}-svc-ext-authz-iap \
  --location=${REGION} \
  --project=${PROJECT_GOVERNANCE} --quiet || true

# 3. delete agent gateway
gcloud network-services agent-gateways delete ${AGW_NAME} \
  --project=${PROJECT_GOVERNANCE} \
  --location=${REGION} --quiet || true

# 1. remove custom role and network viewer bindings for spoke service agents
for NUM in "${PROJECT_NUMBER_CONCIERGE}" "${PROJECT_NUMBER_SELLERS}"; do
  SA="service-${NUM}@gcp-sa-aiplatform.iam.gserviceaccount.com"
  
  gcloud projects remove-iam-policy-binding ${PROJECT_GOVERNANCE} \
    --member="serviceAccount:${SA}" \
    --role="projects/${PROJECT_GOVERNANCE}/roles/ar_agw_cross_project_sa" --quiet || true

  gcloud projects remove-iam-policy-binding ${PROJECT_GOVERNANCE} \
    --member="serviceAccount:${SA}" \
    --role="roles/networkservices.viewer" --quiet || true
done

# 2. remove registry viewer permissions across both spoke projects
for NUM in "${PROJECT_NUMBER_CONCIERGE}" "${PROJECT_NUMBER_SELLERS}"; do
  for MEMBER in \
    "serviceAccount:service-${NUM}@gcp-sa-aiplatform.iam.gserviceaccount.com" \
    "serviceAccount:service-${NUM}@gcp-sa-aiplatform-re.iam.gserviceaccount.com" \
    "serviceAccount:${NUM}-compute@developer.gserviceaccount.com" \
    "principalSet://agents.global.org-${ORG_ID}.system.id.goog/attribute.platformContainer/aiplatform/projects/${NUM}"; do
      gcloud projects remove-iam-policy-binding ${PROJECT_GOVERNANCE} \
        --member="${MEMBER}" \
        --role="roles/agentregistry.viewer" --quiet || true
  done
done

# 3. remove project viewer permissions
for MEMBER in \
  "serviceAccount:${PROJECT_NUMBER_CONCIERGE}-compute@developer.gserviceaccount.com" \
  "serviceAccount:service-${PROJECT_NUMBER_CONCIERGE}@gcp-sa-aiplatform.iam.gserviceaccount.com"; do
    gcloud projects remove-iam-policy-binding ${PROJECT_GOVERNANCE} \
      --member="${MEMBER}" \
      --role="roles/viewer" --quiet || true
done

# 4. remove spoke-to-spoke delegation in Sellers project
for MEMBER in \
  "serviceAccount:service-${PROJECT_NUMBER_CONCIERGE}@gcp-sa-aiplatform.iam.gserviceaccount.com" \
  "serviceAccount:service-${PROJECT_NUMBER_CONCIERGE}@gcp-sa-aiplatform-re.iam.gserviceaccount.com" \
  "serviceAccount:${PROJECT_NUMBER_CONCIERGE}-compute@developer.gserviceaccount.com" \
  "principalSet://agents.global.org-${ORG_ID}.system.id.goog/attribute.platformContainer/aiplatform/projects/${PROJECT_NUMBER_CONCIERGE}"; do
    gcloud projects remove-iam-policy-binding ${PROJECT_SELLERS} \
      --member="${MEMBER}" \
      --role="roles/aiplatform.user" --quiet || true
done

# 5. delete custom IAM role after all bindings have been unlinked
gcloud iam roles delete ar_agw_cross_project_sa \
  --project=${PROJECT_GOVERNANCE} --quiet || true

# 6. remove Access Policy Admin and Project IAM Admin roles from user
for ROLE in "roles/iam.accessPolicyAdmin" "roles/resourcemanager.projectIamAdmin"; do
  gcloud projects remove-iam-policy-binding ${PROJECT_GOVERNANCE} \
    --member="user:$(gcloud config get-value account)" \
    --role="${ROLE}" \
    --condition=None --quiet || true
done

# 1. Export current Central Governance IAM policy
gcloud projects get-iam-policy ${PROJECT_GOVERNANCE} --format=json > cfg/gov_iam_policy.json

# 2. Filter out iap.googleapis.com from auditConfigs
python3 -c "
import json
with open('cfg/gov_iam_policy.json') as f:
    policy = json.load(f)

if 'auditConfigs' in policy:
    # Remove iap.googleapis.com; if nothing else remains, clear the list
    policy['auditConfigs'] = [
        ac for ac in policy['auditConfigs'] if ac.get('service') != 'iap.googleapis.com'
    ]

with open('cfg/gov_iam_policy.json', 'w') as f:
    json.dump(policy, f, indent=2)
"

# 3. Apply the updated policy to revert audit logging to default
gcloud projects set-iam-policy ${PROJECT_GOVERNANCE} cfg/gov_iam_policy.json

# revert iam v3 access policy binding org policy on project to org level setting
gcloud org-policies delete iam.managed.disableAccessPolicyBinding --project=${PROJECT_GOVERNANCE}

# delete central staging bucket
gcloud storage rm -r gs://${PROJECT_GOVERNANCE}-shared-staging

# remove local configuration manifests, environment files, and application
rm -rf cfg/ cross-project-multiagent/ *.env