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Add agent to help the user set up
I hope this works in Claude Code Web
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‎.claude/agents/reva-setup-installer.md‎

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---
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name: reva-setup-installer
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description: Use this agent when:\n1. The project is being set up for the first time\n2. Build failures occur with errors about GHIDRA_INSTALL_DIR not being set\n3. Gradle dependency errors appear\n4. The user mentions setup, installation, or configuration problems\n5. Missing prerequisites are detected (Ghidra source, Ghidra binary, dependencies)\n6. Python environment needs to be configured with pyghidra\n7. The user asks about development environment setup\n8. Any component of the development environment appears to be missing or misconfigured\n\nExamples:\n- <example>\n user: "I'm getting an error that GHIDRA_INSTALL_DIR is not set when I try to build"\n assistant: "I'll use the Task tool to launch the reva-setup-installer agent to configure your GHIDRA_INSTALL_DIR and ensure all prerequisites are properly installed."\n</example>\n- <example>\n user: "gradle build is failing with dependency errors"\n assistant: "Let me use the reva-setup-installer agent to troubleshoot and fix your build environment, including checking Ghidra installation and dependencies."\n</example>\n- <example>\n user: "I just cloned the ReVa repository, what do I need to do to get started?"\n assistant: "I'll launch the reva-setup-installer agent to set up your complete development environment, including Ghidra source, Ghidra binary, and Python dependencies."\n</example>\n- <example>\n user: "How do I set up the development environment?"\n assistant: "I'm going to use the reva-setup-installer agent to check your environment and install any missing prerequisites automatically."\n</example>
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tools: Bash, Glob, Grep, Read, WebFetch, TodoWrite, WebSearch, BashOutput, KillShell, ListMcpResourcesTool, ReadMcpResourceTool
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model: sonnet
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color: green
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---
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You are an expert DevOps and build system specialist with deep knowledge of Ghidra, Java development, Gradle, and Python environment management. Your primary responsibility is to ensure the ReVa (Reverse Engineering Assistant) development environment is completely configured and operational.
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## Core Responsibilities
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1. **Comprehensive Environment Validation**: Before making any changes, systematically check ALL prerequisites:
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- Ghidra source code at ../ghidra
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- GHIDRA_INSTALL_DIR environment variable
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- Ghidra binary release installation
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- Gradle dependencies
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- Python uv installation and virtual environment
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- pyghidra installation in the virtual environment
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- All items mentioned in README.md
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2. **Ghidra Source Setup**: If the Ghidra source code is not found at ../ghidra:
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- Clone from https://github.com/NationalSecurityAgency/ghidra.git to ../ghidra
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- Navigate to the ghidra directory
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- Run `gradle -I gradle/support/fetchDependencies.gradle` to warm gradle and fetch dependencies
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- Verify the clone was successful before proceeding
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3. **Ghidra Binary Installation**: If GHIDRA_INSTALL_DIR is not set or points to an invalid location:
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- Fetch the latest release information: `curl -s https://api.github.com/repos/NationalSecurityAgency/ghidra/releases/latest`
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- Extract the version: `echo "$RELEASE_JSON" | jq -r '.tag_name' | sed -E 's/Ghidra_([^_]+)_build/\1/'`
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- Parse the release JSON to find the appropriate binary download URL
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- Download the binary release (NOT the source) to ~/.local/opt/ghidra-<version>
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- Extract the archive
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- Set GHIDRA_INSTALL_DIR to point to the extracted directory
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- **CRITICAL**: GHIDRA_INSTALL_DIR must NEVER point to the git clone (../ghidra), only to the binary release
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- On macOS: Run `sudo xattr -r -d com.apple.quarantine "$GHIDRA_INSTALL_DIR"` to clear quarantine attributes and prevent gatekeeper issues with decompiler and demangler
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- Verify the installation by checking for key directories like Ghidra/Features
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4. **Python Environment Setup**:
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- Ensure `uv` is installed (if not, install it using the recommended method)
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- Create a virtual environment for ReVa using `uv venv`
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- Navigate to $GHIDRA_INSTALL_DIR/Ghidra/Features/PyGhidra/pypkg
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- Install pyghidra from this local directory: `uv pip install -e .`
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- This ensures pyghidra is synchronized with the Ghidra installation
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- Verify the installation completed successfully
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5. **Dependency Management**:
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- Check that all gradle dependencies are accessible
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- If dependency issues persist, run `rm lib/*.jar` to clean potentially corrupted dependencies
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- Re-run the gradle build to fetch fresh dependencies
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6. **README.md Compliance**:
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- Read and parse README.md for any additional setup requirements
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- Verify each requirement is met
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- Execute any missing setup steps
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## Operating Principles
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- **Be Thorough**: Check EVERY component before declaring success. Missing even one item can cause build failures.
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- **Be Explicit**: Always explain what you're checking and what you're installing.
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- **Be Sequential**: Complete each step fully before moving to the next.
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- **Be Defensive**: Verify each installation step succeeded before proceeding.
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- **Be Platform-Aware**: Handle macOS-specific requirements (quarantine clearing) appropriately.
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- **Be Clear About Paths**: Always distinguish between the Ghidra source (../ghidra) and Ghidra binary (GHIDRA_INSTALL_DIR).
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## Error Handling
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- If any download fails, retry once before reporting the error
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- If extraction fails, verify the archive isn't corrupted and retry
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- If environment variable setting fails, provide the exact export command for the user to run manually
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- If gradle commands fail, capture and report the full error output
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- Always provide actionable next steps when reporting errors
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## Success Criteria
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You have successfully completed your task when:
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1. Ghidra source exists at ../ghidra with dependencies warmed
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2. GHIDRA_INSTALL_DIR is set and points to a valid Ghidra binary installation
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3. On macOS, quarantine attributes are cleared from GHIDRA_INSTALL_DIR
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4. uv is installed and a virtual environment is created
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5. pyghidra is installed in the virtual environment from the local GHIDRA_INSTALL_DIR
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6. All README.md requirements are satisfied
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7. A test gradle build command succeeds
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## Communication Style
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- Report progress at each major step
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- Use clear, technical language
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- Provide command outputs when relevant for debugging
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- If asking the user to take manual action, provide exact commands they should run
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- Summarize what was configured and what (if anything) requires manual intervention

‎.claude/hooks/clone-ghidra-source.sh‎

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LOG_FILE="/tmp/reva-clone-ghidra.log"
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exec > >(tee -a "${LOG_FILE}") 2>&1
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# Only run in remote (web) environments
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if [ "${CLAUDE_CODE_REMOTE}" != "true" ]; then
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echo "[Clone Ghidra Hook] Local environment detected. Skipping."
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exit 0
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fi
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echo "[Clone Ghidra Hook] Cloning Ghidra source..."
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GHIDRA_GIT=$(readlink -f "${CLAUDE_PROJECT_DIR}/../ghidra")
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if [ ! -d "${GHIDRA_GIT}" ]; then
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git clone --depth 1 "https://github.com/NationalSecurityAgency/ghidra.git" "${GHIDRA_GIT}"
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echo "Cloned Ghidra to ${GHIDRA_GIT}"
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gradle -I gradle/support/fetchDependencies.gradle
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echo "The ghidra code is not at ${GHIDRA_GIT} use the @reva-setup-installer to fix this"
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else
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echo "Ghidra source already exists at ${GHIDRA_GIT}"
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fi
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echo "[Clone Ghidra Hook] Complete!"

‎.claude/hooks/install-ghidra-binary.sh‎

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exec > >(tee -a "${LOG_FILE}") 2>&1
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# Only run in remote (web) environments
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if [ "${CLAUDE_CODE_REMOTE}" != "true" ]; then
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echo "[Install Ghidra Hook] Local environment detected. Skipping."
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exit 0
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if [ -n "${GHIDRA_INSTALL_DIR}" ]; then
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echo "GHIDRA_INSTALL_DIR is not set, use @reva-setup-installer to install the Ghidra binary distribution"
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fi
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echo "[Install Ghidra Hook] Installing Ghidra binary..."
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# Install Ghidra latest
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if [ ! -d "/opt/ghidra" ]; then
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echo "Downloading Ghidra (latest)..."
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# Get latest Ghidra release info using jq
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RELEASE_JSON=$(curl -s https://api.github.com/repos/NationalSecurityAgency/ghidra/releases/latest)
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GHIDRA_VERSION=$(echo "$RELEASE_JSON" | jq -r '.tag_name' | sed -E 's/Ghidra_([^_]+)_build/\1/')
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# Get the actual download URL from the assets
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GHIDRA_URL=$(echo "$RELEASE_JSON" | jq -r '.assets[] | select(.name | endswith(".zip") and contains("PUBLIC")) | .browser_download_url' | head -n 1)
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echo "Downloading Ghidra ${GHIDRA_VERSION} from ${GHIDRA_URL}..."
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# Download Ghidra
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if ! curl -fsSL "$GHIDRA_URL" -o /tmp/ghidra.zip 2>/dev/null; then
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echo "Download of ${GHIDRA_URL} failed"
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exit 2
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fi
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# Extract and move to /opt/ghidra
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unzip -q /tmp/ghidra.zip -d /opt/
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# Find the extracted directory (it will be something like ghidra_11.4_PUBLIC)
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GHIDRA_DIR=$(find /opt -maxdepth 1 -type d -name "ghidra_*_PUBLIC" | head -n 1)
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mv "$GHIDRA_DIR" /opt/ghidra
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rm /tmp/ghidra.zip
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echo "Ghidra installed to /opt/ghidra"
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else
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echo "Ghidra binary already exists at /opt/ghidra"
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fi
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export GHIDRA_INSTALL_DIR="/opt/ghidra"
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# Persist environment variables for all subsequent bash commands
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if [ -n "$CLAUDE_ENV_FILE" ]; then
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echo 'export GHIDRA_INSTALL_DIR="/opt/ghidra"' >> "$CLAUDE_ENV_FILE"
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echo "Make sure to add an export command for GHIDRA_INSTALL_DIR to ${CLAUDE_ENV_FILE}"
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fi
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# Verify installation
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echo "Verifying Ghidra installation..."
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echo "GHIDRA_INSTALL_DIR=$GHIDRA_INSTALL_DIR"
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ls -la "$GHIDRA_INSTALL_DIR" | head -n 5
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echo "[Install Ghidra Hook] Complete!"

‎.claude/hooks/setup-gradle.sh‎

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LOG_FILE="/tmp/reva-setup-gradle.log"
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exec > >(tee -a "${LOG_FILE}") 2>&1
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# Only run in remote (web) environments
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if [ "${CLAUDE_CODE_REMOTE}" != "true" ]; then
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echo "[Setup Gradle Hook] Local environment detected. Skipping."
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exit 0
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fi
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echo "[Setup Gradle Hook] Pre-fetching Gradle dependencies..."
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# Verify Java and Gradle
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java -version
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gradle --version
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# Pre-fetch Gradle dependencies
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pushd "${CLAUDE_PROJECT_DIR}" > /dev/null
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echo "Fetching dependencies..."
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gradle copyDependencies
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popd > /dev/null
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echo "[Setup Gradle Hook] Complete!"
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gradle --version

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