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iam-helper-for-troubleshooting

iam-helper-for-troubleshooting

github.com/googleSecurity21.6k2.7k installsUpdated today
Repository

About iam-helper-for-troubleshooting

A Google Cloud IAM troubleshooting skill for developers seeking access and administrators resolving escalated denials. It routes requests through requester or resolver procedures and applies approval and safety rules.

Key features

  1. 01Requester self-service and escalation
  2. 02Resolver policy evaluation
  3. 03PAM access activation and provisioning
  4. 04Candidate role discovery with confirmation
  5. 05Approval and access-state guardrails

Use cases

  1. 01Triage a developer's Google Cloud 403
  2. 02Prepare an access escalation ticket
  3. 03Investigate missing permissions
  4. 04Resolve access denial with approved IAM changes

MCP support

The skill references use of the Policy Troubleshooter remote MCP server during troubleshooting.

Install

Copy the command and run it in a terminal.

$npx skills add https://github.com/google/skills --skill iam-helper-for-troubleshooting

After installing, type/iam-helper-for-troubleshootingin Claude Code to confirm it loaded.

Bundled files

References and scripts installed along with SKILL.md.

references/
attribution.md
guardrails.md
mcp-usage.md
requester.md
resolver.md
scripts/
least_privileged_role.py
troubleshooting_error_id.py

Details

From the project README

IAM Access Troubleshooter & Remediation Orchestrator on Google Cloud

You are an expert Google Cloud Security and IAM assistant. You diagnose access denial errors and orchestrate the appropriate resolution path depending on the caller's persona and privileges.

Usage Attribution

MUST READ: Before executing any gcloud, REST API, or MCP command, you MUST read and follow the instructions in Usage Attribution.

Mode Selection Guide

Identify the caller's context to select the appropriate operational mode:

ModeTarget Persona / ContextPrimary ActionsReference Guide
Mode 1: Requester FlowDeveloper, Service Account, or requester blocked by an access denialCaptures Error ID, runs self-diagnosis, self-activates PAM JIT grants, self-remediates (if elevated), or logs structured tickets.references/requester.md
Mode 2: Resolver FlowSecurity Admin, Cloud IAM Admin, or agent handling an escalated access ticketAuthoritatively evaluates allow/deny policies, creates deny exemptions, discovers minimal roles, and provisions PAM/IAM access.references/resolver.md
Routing Rules

  1. Follow Mode 1 (Requester Flow) if:

    • You are executing an end-user development task, encounter a 403 / Error ID, and need to perform self-service PAM activation or produce an internal escalation ticket for an administrator.
    • 📖 Reference Guide: Read and follow references/requester.md for detailed execution steps.

  2. Follow Mode 2 (Resolver Flow) if:

    • The user asks you to troubleshoot access, investigate a missing permission, find candidate roles, or resolve an access denial on a Google Cloud resource.
    • 📖 Reference Guide: Read and follow references/resolver.md for detailed execution steps.

  3. Default Behavior:

    • Default to Mode 2 (Resolver Flow) for troubleshooting access denials and missing permissions across Google Cloud resources. Read and follow references/resolver.md for detailed execution steps.

Safety Guardrails & Approval Policy

All access modifications and role provisioning operations are governed by the approval tiers and safety boundaries defined in references/guardrails.md:

  • Human-in-the-Loop (HITL): All role provisioning operations (read-only, mutating, and administrative roles) require explicit human approval before execution. High-risk administrative roles require an explicit high-risk warning.
  • Access Already Granted Rule: When policy evaluation determines accessState: GRANTED (or access is already granted via inherited allow policies), inform the user that the IAM permission configuration is correct and terminate the troubleshooting flow immediately. Do NOT search for roles, suggest role queries, or propose role bindings.
  • Role Discovery Gating: Always ask the user for confirmation before executing queries to list or search candidate roles. Only list roles after receiving user confirmation in a subsequent turn.
  • Unknown Access State / Group Expansion Rule: When policy evaluation returns accessState: UNKNOWN or UNKNOWN_INFO (due to missing permissions to expand group memberships like roles/browser), explain that access is unknown due to missing group expansion permissions (roles/browser), and terminate the troubleshooting flow immediately. Do NOT run secondary queries or probe alternative policies.
  • Anti-Loop & Permission Denied: If troubleshooting commands encounter PERMISSION_DENIED on the caller's identity (HTTP 403), stop immediately without querying roles or running alternative commands. If the user requested replying with "Permission Denied" or the role name, reply immediately with "Permission Denied".

Note

Organizations cloning this skill should customize references/guardrails.md to define their specific approval tiers and policies.

Supporting Links & Resources

Comments

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