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Zhongwei Li
387
commands/architect/.scripts/analyze-dependencies.sh
Executable file
387
commands/architect/.scripts/analyze-dependencies.sh
Executable file
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#!/bin/bash
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# Purpose: Analyze project dependencies for security, versioning, and usage
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# Version: 1.0.0
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# Usage: ./analyze-dependencies.sh [path]
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# Returns: JSON formatted dependency analysis
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# Exit codes: 0=success, 1=error, 2=invalid input
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set -euo pipefail
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# Configuration
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readonly SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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readonly PROJECT_DIR="${1:-.}"
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readonly OUTPUT_FORMAT="${2:-json}"
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# Color codes for output
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readonly RED='\033[0;31m'
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readonly YELLOW='\033[1;33m'
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readonly GREEN='\033[0;32m'
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readonly NC='\033[0m' # No Color
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# Logging functions
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log_info() {
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echo -e "${GREEN}[INFO]${NC} $*" >&2
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}
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log_warn() {
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echo -e "${YELLOW}[WARN]${NC} $*" >&2
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}
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log_error() {
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echo -e "${RED}[ERROR]${NC} $*" >&2
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}
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# Validate input
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validate_input() {
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if [[ ! -d "$PROJECT_DIR" ]]; then
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log_error "Directory not found: $PROJECT_DIR"
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exit 2
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fi
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}
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# Detect package manager and dependency files
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detect_package_manager() {
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local pkg_manager=""
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local dep_file=""
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if [[ -f "$PROJECT_DIR/package.json" ]]; then
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pkg_manager="npm"
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dep_file="package.json"
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elif [[ -f "$PROJECT_DIR/requirements.txt" ]]; then
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pkg_manager="pip"
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dep_file="requirements.txt"
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elif [[ -f "$PROJECT_DIR/Pipfile" ]]; then
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pkg_manager="pipenv"
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dep_file="Pipfile"
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elif [[ -f "$PROJECT_DIR/pyproject.toml" ]]; then
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pkg_manager="poetry"
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dep_file="pyproject.toml"
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elif [[ -f "$PROJECT_DIR/Gemfile" ]]; then
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pkg_manager="bundler"
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dep_file="Gemfile"
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elif [[ -f "$PROJECT_DIR/go.mod" ]]; then
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pkg_manager="go"
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dep_file="go.mod"
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elif [[ -f "$PROJECT_DIR/Cargo.toml" ]]; then
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pkg_manager="cargo"
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dep_file="Cargo.toml"
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elif [[ -f "$PROJECT_DIR/composer.json" ]]; then
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pkg_manager="composer"
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dep_file="composer.json"
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else
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log_warn "No recognized dependency file found"
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pkg_manager="unknown"
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dep_file="none"
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fi
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echo "$pkg_manager|$dep_file"
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}
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# Count dependencies
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count_dependencies() {
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local pkg_manager="$1"
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local dep_file="$2"
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local direct_count=0
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local dev_count=0
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case "$pkg_manager" in
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npm)
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if command -v jq &> /dev/null; then
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direct_count=$(jq -r '.dependencies // {} | length' "$PROJECT_DIR/$dep_file" 2>/dev/null || echo 0)
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dev_count=$(jq -r '.devDependencies // {} | length' "$PROJECT_DIR/$dep_file" 2>/dev/null || echo 0)
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else
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direct_count=$(grep -c '"' "$PROJECT_DIR/$dep_file" 2>/dev/null || echo 0)
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fi
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;;
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pip)
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direct_count=$(grep -v '^#' "$PROJECT_DIR/$dep_file" 2>/dev/null | grep -c . || echo 0)
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;;
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go)
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direct_count=$(grep -c 'require' "$PROJECT_DIR/$dep_file" 2>/dev/null || echo 0)
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;;
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*)
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direct_count=0
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;;
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esac
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echo "$direct_count|$dev_count"
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}
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# Check for outdated dependencies (simplified - would need package manager specific commands)
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check_outdated() {
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local pkg_manager="$1"
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local outdated_count=0
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# This is a simplified check - in practice would run actual package manager commands
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case "$pkg_manager" in
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npm)
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if command -v npm &> /dev/null && [[ -f "$PROJECT_DIR/package-lock.json" ]]; then
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log_info "Checking for outdated npm packages..."
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# Would run: npm outdated --json in production
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outdated_count=0 # Placeholder
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fi
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;;
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pip)
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if command -v pip &> /dev/null; then
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log_info "Checking for outdated pip packages..."
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# Would run: pip list --outdated in production
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outdated_count=0 # Placeholder
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fi
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;;
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esac
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echo "$outdated_count"
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}
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# Check for security vulnerabilities (simplified)
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check_vulnerabilities() {
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local pkg_manager="$1"
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local vuln_count=0
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local critical=0
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local high=0
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local medium=0
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local low=0
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# This would integrate with actual security scanners
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case "$pkg_manager" in
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npm)
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if command -v npm &> /dev/null && [[ -f "$PROJECT_DIR/package-lock.json" ]]; then
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log_info "Checking for npm security vulnerabilities..."
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# Would run: npm audit --json in production
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vuln_count=0 # Placeholder
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fi
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;;
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pip)
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if command -v safety &> /dev/null; then
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log_info "Checking for Python security vulnerabilities..."
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# Would run: safety check in production
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vuln_count=0 # Placeholder
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fi
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;;
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esac
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echo "$critical|$high|$medium|$low"
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}
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# Analyze dependency tree depth (simplified)
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analyze_tree_depth() {
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local pkg_manager="$1"
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local max_depth=0
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case "$pkg_manager" in
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npm)
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if [[ -f "$PROJECT_DIR/package-lock.json" ]]; then
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# Simplified depth calculation
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max_depth=3 # Placeholder - would calculate from lockfile
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fi
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;;
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*)
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max_depth=0
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;;
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esac
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echo "$max_depth"
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}
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# Find unused dependencies (simplified)
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find_unused() {
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local pkg_manager="$1"
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local unused_count=0
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# This would require code analysis to see what's actually imported/required
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case "$pkg_manager" in
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npm)
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log_info "Analyzing for unused npm packages..."
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# Would use tools like depcheck in production
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unused_count=0 # Placeholder
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;;
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esac
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echo "$unused_count"
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}
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# Check for duplicate dependencies
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check_duplicates() {
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local pkg_manager="$1"
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local duplicate_count=0
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case "$pkg_manager" in
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npm)
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if [[ -f "$PROJECT_DIR/package-lock.json" ]]; then
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log_info "Checking for duplicate packages..."
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# Would analyze lockfile for version conflicts
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duplicate_count=0 # Placeholder
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fi
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;;
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esac
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echo "$duplicate_count"
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}
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# Generate dependency analysis report
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generate_report() {
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local pkg_manager="$1"
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local dep_file="$2"
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local dep_counts="$3"
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local outdated="$4"
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local vulnerabilities="$5"
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local tree_depth="$6"
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local unused="$7"
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local duplicates="$8"
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IFS='|' read -r direct_deps dev_deps <<< "$dep_counts"
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IFS='|' read -r crit_vulns high_vulns med_vulns low_vulns <<< "$vulnerabilities"
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local total_deps=$((direct_deps + dev_deps))
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local total_vulns=$((crit_vulns + high_vulns + med_vulns + low_vulns))
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if [[ "$OUTPUT_FORMAT" == "json" ]]; then
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cat <<EOF
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{
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"package_manager": "$pkg_manager",
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"dependency_file": "$dep_file",
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"analysis_date": "$(date -u +"%Y-%m-%dT%H:%M:%SZ")",
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"dependencies": {
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"total": $total_deps,
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"direct": $direct_deps,
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"development": $dev_deps,
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"outdated": $outdated,
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"unused": $unused,
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"duplicates": $duplicates
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},
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"vulnerabilities": {
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"total": $total_vulns,
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"critical": $crit_vulns,
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"high": $high_vulns,
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"medium": $med_vulns,
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"low": $low_vulns
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},
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"tree_depth": $tree_depth,
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"health_score": $(calculate_health_score "$total_vulns" "$outdated" "$unused" "$duplicates"),
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"recommendations": $(generate_recommendations "$total_vulns" "$outdated" "$unused" "$duplicates")
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}
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EOF
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else
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cat <<EOF
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==============================================
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Dependency Analysis Report
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==============================================
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Package Manager: $pkg_manager
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Dependency File: $dep_file
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Analysis Date: $(date)
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Dependencies:
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Total Dependencies: $total_deps
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Direct Dependencies: $direct_deps
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Development Dependencies: $dev_deps
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Outdated: $outdated
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Unused: $unused
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Duplicates: $duplicates
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Security Vulnerabilities:
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Total: $total_vulns
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Critical: $crit_vulns
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High: $high_vulns
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Medium: $med_vulns
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Low: $low_vulns
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Dependency Tree:
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Maximum Depth: $tree_depth
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Health Score: $(calculate_health_score "$total_vulns" "$outdated" "$unused" "$duplicates")/10
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==============================================
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EOF
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fi
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}
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# Calculate health score (0-10)
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calculate_health_score() {
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local vulns="$1"
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local outdated="$2"
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local unused="$3"
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local duplicates="$4"
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local score=10
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# Deduct points for issues
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score=$((score - vulns)) # -1 per vulnerability
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score=$((score - outdated / 5)) # -1 per 5 outdated packages
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score=$((score - unused / 3)) # -1 per 3 unused packages
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score=$((score - duplicates / 2)) # -1 per 2 duplicates
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# Ensure score is between 0 and 10
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if (( score < 0 )); then
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score=0
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fi
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echo "$score"
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}
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# Generate recommendations
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generate_recommendations() {
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local vulns="$1"
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local outdated="$2"
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local unused="$3"
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local duplicates="$4"
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local recommendations="["
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if (( vulns > 0 )); then
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recommendations+='{"priority":"critical","action":"Update packages with security vulnerabilities immediately"},'
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fi
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if (( outdated > 10 )); then
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recommendations+='{"priority":"high","action":"Review and update outdated dependencies"},'
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fi
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if (( unused > 5 )); then
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recommendations+='{"priority":"medium","action":"Remove unused dependencies to reduce bundle size"},'
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fi
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if (( duplicates > 0 )); then
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recommendations+='{"priority":"medium","action":"Resolve duplicate dependencies with version conflicts"},'
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fi
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# Remove trailing comma if exists
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recommendations="${recommendations%,}"
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recommendations+="]"
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echo "$recommendations"
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}
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# Main execution
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main() {
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log_info "Starting dependency analysis..."
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validate_input
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# Detect package manager
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IFS='|' read -r pkg_manager dep_file <<< "$(detect_package_manager)"
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if [[ "$pkg_manager" == "unknown" ]]; then
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log_error "Could not detect package manager"
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exit 1
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fi
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log_info "Detected package manager: $pkg_manager"
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# Gather metrics
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dep_counts=$(count_dependencies "$pkg_manager" "$dep_file")
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outdated=$(check_outdated "$pkg_manager")
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vulnerabilities=$(check_vulnerabilities "$pkg_manager")
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tree_depth=$(analyze_tree_depth "$pkg_manager")
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unused=$(find_unused "$pkg_manager")
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duplicates=$(check_duplicates "$pkg_manager")
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# Generate report
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generate_report "$pkg_manager" "$dep_file" "$dep_counts" "$outdated" "$vulnerabilities" "$tree_depth" "$unused" "$duplicates"
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log_info "Analysis complete"
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exit 0
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}
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# Run main function
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main "$@"
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