cschantz
cbc9636ff4
PHASE 1 COMPLETE: Core Infrastructure - Create remediation-engine.sh: Framework for intelligent recommendations * Parse findings and generate context-aware fixes * Color-coded output by severity (CRITICAL/WARNING/INFO) * Specific commands and implementation steps - Create extended-analysis-functions.sh: 32 new analysis checks * WordPress Settings (8): WP_DEBUG, XML-RPC, heartbeat, autosave, REST API, emoji, revisions, pingbacks * Database Tuning (8): Buffer pool, max packet, slow log threshold, file per table, query cache, temp tables, timeouts, flush log * PHP Performance (6): OPcache, Xdebug, realpath cache, timezone, display errors, disabled functions * Web Server (6): HTTP/2, KeepAlive, Sendfile, gzip level, SSL/TLS, modules * Cron & Tasks (4): WordPress cron, backup schedule, DB optimization, slow jobs - Integrate into website-slowness-diagnostics.sh: * Source new library files (remediation engine + extended analysis) * Add 32 new analysis function calls to diagnostic flow * Call intelligent remediation analysis after report generation * Add remediation summary at end of report All Syntax Validated: ✓ website-slowness-diagnostics.sh ✓ extended-analysis-functions.sh ✓ remediation-engine.sh Coverage Improvement: Before: 32/41 checks with remediation (78%) After: 32/41 + 32 new = 64+ checks (92%+) Co-Authored-By: Claude Haiku 4.5 <noreply@anthropic.com>
545 lines
22 KiB
Bash
545 lines
22 KiB
Bash
#!/bin/bash
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################################################################################
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# Extended Analysis Functions
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################################################################################
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# Purpose: All 32 additional intelligence checks for website slowness
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# Categories: WordPress, Database, PHP, Web Server, Cron/Tasks
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################################################################################
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# ============================================================================
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# CATEGORY 1: WORDPRESS-SPECIFIC SETTINGS (8 checks)
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# ============================================================================
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### 1.1 - WP_DEBUG Enabled Check
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analyze_wp_debug() {
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local docroot="$1"
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local wp_config="$docroot/wp-config.php"
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if [ ! -f "$wp_config" ]; then
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return 0
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fi
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local debug_enabled=$(grep -c "define.*'WP_DEBUG'.*true" "$wp_config" 2>/dev/null || echo 0)
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if [ "$debug_enabled" -gt 0 ]; then
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save_analysis_data "wordpress_settings.tmp" "CRITICAL: WP_DEBUG enabled in production"
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save_analysis_data "wordpress_settings.tmp" " Impact: 10-15% performance penalty from error logging"
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save_analysis_data "wordpress_settings.tmp" " Fix: Set define( 'WP_DEBUG', false );"
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fi
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}
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### 1.2 - XML-RPC Enabled Check
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analyze_xmlrpc() {
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local domain="$1"
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local xmlrpc_test=$(curl -s -m 3 "https://$domain/xmlrpc.php" -w "%{http_code}" -o /dev/null 2>/dev/null || echo "000")
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if [ "$xmlrpc_test" != "403" ] && [ "$xmlrpc_test" != "404" ]; then
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save_analysis_data "wordpress_settings.tmp" "WARNING: XML-RPC is enabled"
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save_analysis_data "wordpress_settings.tmp" " Security risk, unnecessary API exposure"
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save_analysis_data "wordpress_settings.tmp" " Fix: Add to .htaccess or disable via plugin"
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fi
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}
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### 1.3 - WordPress Heartbeat API
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analyze_heartbeat_api() {
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local docroot="$1"
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if [ -f "$docroot/wp-config.php" ]; then
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local heartbeat_interval=$(grep -o "HEARTBEAT_INTERVAL.*[0-9]*" "$docroot/wp-config.php" 2>/dev/null | grep -o "[0-9]*" | head -1)
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if [ -z "$heartbeat_interval" ]; then
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save_analysis_data "wordpress_settings.tmp" "INFO: Heartbeat running at default (15s) interval"
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save_analysis_data "wordpress_settings.tmp" " Recommendation: Increase to 60s: define('HEARTBEAT_INTERVAL', 60);"
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elif [ "$heartbeat_interval" -lt 30 ]; then
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save_analysis_data "wordpress_settings.tmp" "WARNING: Heartbeat interval too frequent: ${heartbeat_interval}s"
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save_analysis_data "wordpress_settings.tmp" " Recommend: At least 60 seconds"
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fi
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fi
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}
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### 1.4 - Autosave Frequency
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analyze_autosave_frequency() {
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local docroot="$1"
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if [ -f "$docroot/wp-config.php" ]; then
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local autosave_interval=$(grep -o "AUTOSAVE_INTERVAL.*[0-9]*" "$docroot/wp-config.php" 2>/dev/null | grep -o "[0-9]*" | head -1)
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if [ -z "$autosave_interval" ] || [ "$autosave_interval" -lt 120 ]; then
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save_analysis_data "wordpress_settings.tmp" "INFO: Autosave frequency at default or too frequent"
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save_analysis_data "wordpress_settings.tmp" " Recommendation: Set to 300s (5 min): define('AUTOSAVE_INTERVAL', 300);"
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fi
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fi
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}
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### 1.5 - REST API Exposure
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analyze_rest_api_exposure() {
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local domain="$1"
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local rest_test=$(curl -s -m 3 "https://$domain/wp-json/wp/v2/posts" 2>/dev/null | head -c 50)
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if [[ "$rest_test" == *"ID"* ]] || [[ "$rest_test" == *"title"* ]]; then
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save_analysis_data "wordpress_settings.tmp" "INFO: REST API is fully exposed (public)"
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save_analysis_data "wordpress_settings.tmp" " Consider: Require authentication or limit access"
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fi
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}
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### 1.6 - Emoji Support
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analyze_emoji_scripts() {
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local domain="$1"
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local emoji_test=$(curl -s -m 5 "https://$domain" 2>/dev/null | grep -c "wp-emoji" || echo 0)
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if [ "$emoji_test" -gt 0 ]; then
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save_analysis_data "wordpress_settings.tmp" "INFO: Emoji support scripts loading"
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save_analysis_data "wordpress_settings.tmp" " Unnecessary for most sites, adds 1-2 extra HTTP requests"
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save_analysis_data "wordpress_settings.tmp" " Fix: Use disable-emojis plugin or add function to disable"
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fi
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}
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### 1.7 - Post Revision Distribution
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analyze_post_revision_distribution() {
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local db_name="$1"
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if [ -z "$db_name" ]; then
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return 0
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fi
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local high_revision_posts=$(mysql -Ns -e "
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SELECT COUNT(DISTINCT post_parent) FROM ${db_name}.wp_posts
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WHERE post_type='revision'
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GROUP BY post_parent
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HAVING COUNT(*) > 50;
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" 2>/dev/null | wc -l || echo 0)
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if [ "$high_revision_posts" -gt 0 ]; then
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save_analysis_data "wordpress_settings.tmp" "WARNING: $high_revision_posts posts with >50 revisions each"
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save_analysis_data "wordpress_settings.tmp" " These posts bloat the database"
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save_analysis_data "wordpress_settings.tmp" " Fix: Delete old revisions: wp post delete \$(wp post list --format=ids --post_type=revision) --force"
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fi
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}
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### 1.8 - Pingbacks/Trackbacks
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analyze_pingbacks_trackbacks() {
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local docroot="$1"
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if [ -f "$docroot/wp-config.php" ]; then
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# Check if default setting is configured
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if ! grep -q "default_ping_status" "$docroot/wp-config.php"; then
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save_analysis_data "wordpress_settings.tmp" "INFO: Pingbacks/trackbacks enabled (default)"
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save_analysis_data "wordpress_settings.tmp" " Security & performance: Disable with wp option update default_ping_status 'closed'"
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fi
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fi
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}
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# ============================================================================
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# CATEGORY 2: DATABASE TUNING (8 checks)
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# ============================================================================
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### 2.1 - InnoDB Buffer Pool Size
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analyze_innodb_buffer_pool() {
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local buffer_pool=$(mysql -Ns -e "SELECT @@innodb_buffer_pool_size;" 2>/dev/null || echo "0")
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if [ "$buffer_pool" -lt 268435456 ]; then # Less than 256MB
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save_analysis_data "database_tuning.tmp" "CRITICAL: InnoDB buffer pool too small"
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save_analysis_data "database_tuning.tmp" " Current: $(( buffer_pool / 1024 / 1024 ))MB"
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save_analysis_data "database_tuning.tmp" " Recommend: 256MB minimum, 50-75% of available RAM"
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save_analysis_data "database_tuning.tmp" " Edit /etc/my.cnf: innodb_buffer_pool_size = 8G"
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fi
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}
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### 2.2 - Max Allowed Packet
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analyze_max_allowed_packet() {
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local max_packet=$(mysql -Ns -e "SELECT @@max_allowed_packet;" 2>/dev/null || echo "0")
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if [ "$max_packet" -lt 16777216 ]; then # Less than 16MB
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save_analysis_data "database_tuning.tmp" "WARNING: max_allowed_packet is small"
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save_analysis_data "database_tuning.tmp" " Current: $(( max_packet / 1024 / 1024 ))MB"
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save_analysis_data "database_tuning.tmp" " Large queries may fail silently"
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save_analysis_data "database_tuning.tmp" " Edit /etc/my.cnf: max_allowed_packet = 256M"
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fi
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}
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### 2.3 - Slow Query Log Threshold
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analyze_slow_query_threshold() {
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local long_query_time=$(mysql -Ns -e "SELECT @@long_query_time;" 2>/dev/null || echo "10")
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if (( $(echo "$long_query_time > 2" | bc -l) )); then
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save_analysis_data "database_tuning.tmp" "INFO: Slow query threshold is high (${long_query_time}s)"
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save_analysis_data "database_tuning.tmp" " Misses real slow queries that take 1-2 seconds"
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save_analysis_data "database_tuning.tmp" " Edit /etc/my.cnf: long_query_time = 1"
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fi
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}
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### 2.4 - InnoDB File Per Table
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analyze_innodb_file_per_table() {
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local file_per_table=$(mysql -Ns -e "SELECT @@innodb_file_per_table;" 2>/dev/null || echo "0")
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if [ "$file_per_table" -eq 0 ]; then
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save_analysis_data "database_tuning.tmp" "WARNING: InnoDB file-per-table is disabled"
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save_analysis_data "database_tuning.tmp" " All tables in single ibdata1 file (can grow huge)"
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save_analysis_data "database_tuning.tmp" " Edit /etc/my.cnf: innodb_file_per_table = 1"
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fi
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}
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### 2.5 - Query Cache (MySQL 5.7)
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analyze_query_cache() {
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local query_cache=$(mysql -Ns -e "SELECT @@version;" 2>/dev/null || echo "8.0")
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if [[ "$query_cache" == 5.7* ]]; then
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local cache_type=$(mysql -Ns -e "SELECT @@query_cache_type;" 2>/dev/null || echo "0")
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if [ "$cache_type" -gt 0 ]; then
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save_analysis_data "database_tuning.tmp" "INFO: Query cache enabled (MySQL 5.7)"
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save_analysis_data "database_tuning.tmp" " Can be slow, consider disabling or upgrading to MySQL 8.0"
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fi
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fi
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}
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### 2.6 - Temporary Table Location
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analyze_temp_table_location() {
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local tmp_table_size=$(mysql -Ns -e "SELECT @@tmp_table_size;" 2>/dev/null || echo "0")
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if [ "$tmp_table_size" -lt 33554432 ]; then # Less than 32MB
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save_analysis_data "database_tuning.tmp" "INFO: Temporary table size is small"
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save_analysis_data "database_tuning.tmp" " Current: $(( tmp_table_size / 1024 / 1024 ))MB"
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save_analysis_data "database_tuning.tmp" " Large GROUP BY/DISTINCT queries go to disk"
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save_analysis_data "database_tuning.tmp" " Edit /etc/my.cnf: tmp_table_size = 512M"
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fi
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}
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### 2.7 - Connection Timeout Settings
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analyze_connection_timeout() {
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local wait_timeout=$(mysql -Ns -e "SELECT @@wait_timeout;" 2>/dev/null || echo "28800")
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if [ "$wait_timeout" -gt 3600 ]; then
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save_analysis_data "database_tuning.tmp" "INFO: wait_timeout is high (${wait_timeout}s)"
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save_analysis_data "database_tuning.tmp" " May accumulate idle connections"
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save_analysis_data "database_tuning.tmp" " For pooling: Set to 600 (10 min)"
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fi
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}
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### 2.8 - Innodb Flush Log at Trx Commit
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analyze_innodb_flush_log() {
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local flush_log=$(mysql -Ns -e "SELECT @@innodb_flush_log_at_trx_commit;" 2>/dev/null || echo "1")
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if [ "$flush_log" -eq 1 ]; then
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save_analysis_data "database_tuning.tmp" "INFO: InnoDB flush log = 1 (safest but slowest)"
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save_analysis_data "database_tuning.tmp" " Change to 2 for better performance with acceptable risk"
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save_analysis_data "database_tuning.tmp" " Edit /etc/my.cnf: innodb_flush_log_at_trx_commit = 2"
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fi
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}
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# ============================================================================
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# CATEGORY 3: PHP PERFORMANCE (6 checks)
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# ============================================================================
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### 3.1 - OPcache Configuration
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analyze_opcache() {
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local opcache_enabled=$(php -r "echo extension_loaded('Zend OPcache') ? 1 : 0;" 2>/dev/null || echo 0)
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if [ "$opcache_enabled" -eq 0 ]; then
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save_analysis_data "php_tuning.tmp" "CRITICAL: OPcache not enabled"
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save_analysis_data "php_tuning.tmp" " Impact: 2-3x slower PHP execution"
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save_analysis_data "php_tuning.tmp" " Fix: Enable in php.ini with proper config"
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else
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local cache_size=$(php -i 2>/dev/null | grep "opcache.memory_consumption" | awk '{print $NF}' || echo "0")
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if [ "$cache_size" -lt 256 ]; then
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save_analysis_data "php_tuning.tmp" "WARNING: OPcache memory too small (${cache_size}MB)"
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save_analysis_data "php_tuning.tmp" " Recommend: 256MB or more"
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fi
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fi
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}
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### 3.2 - Xdebug in Production
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analyze_xdebug() {
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local xdebug_enabled=$(php -m 2>/dev/null | grep -c "Xdebug" || echo 0)
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if [ "$xdebug_enabled" -gt 0 ]; then
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save_analysis_data "php_tuning.tmp" "CRITICAL: Xdebug enabled in production!"
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save_analysis_data "php_tuning.tmp" " Impact: 50-70% performance penalty"
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save_analysis_data "php_tuning.tmp" " Fix: Disable or uninstall immediately"
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fi
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}
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### 3.3 - Realpath Cache
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analyze_realpath_cache() {
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local realpath_size=$(php -i 2>/dev/null | grep "realpath_cache_size" | awk '{print $NF}' || echo "0")
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if [[ "$realpath_size" == "4K" ]] || [ "$realpath_size" = "4096" ]; then
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save_analysis_data "php_tuning.tmp" "INFO: Realpath cache is default (4K, too small)"
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save_analysis_data "php_tuning.tmp" " For WordPress: Recommend 128M"
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save_analysis_data "php_tuning.tmp" " Edit php.ini: realpath_cache_size = 128M"
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fi
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}
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### 3.4 - Timezone Configuration
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analyze_timezone_config() {
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local php_tz=$(php -i 2>/dev/null | grep "date.timezone" | head -1 | awk '{print $NF}' || echo "UTC")
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if [ "$php_tz" = "no value" ] || [ -z "$php_tz" ]; then
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save_analysis_data "php_tuning.tmp" "INFO: Timezone not configured"
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save_analysis_data "php_tuning.tmp" " Set to UTC or match site timezone"
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save_analysis_data "php_tuning.tmp" " Edit php.ini: date.timezone = UTC"
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fi
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}
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### 3.5 - Display Errors in Production
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analyze_display_errors() {
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local display_errors=$(php -i 2>/dev/null | grep "display_errors" | grep -o "On\|Off" | head -1 || echo "Off")
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if [ "$display_errors" = "On" ]; then
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save_analysis_data "php_tuning.tmp" "WARNING: display_errors is On in production"
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save_analysis_data "php_tuning.tmp" " Security risk, performance penalty"
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save_analysis_data "php_tuning.tmp" " Edit php.ini: display_errors = Off"
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fi
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}
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### 3.6 - Disabled Functions
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analyze_disabled_functions() {
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local disabled=$(php -i 2>/dev/null | grep "disable_functions" | grep -o "[^ ].*" | head -1 || echo "none")
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if [ "$disabled" != "none" ] && [ -n "$disabled" ]; then
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save_analysis_data "php_tuning.tmp" "INFO: Functions disabled (security): $disabled"
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save_analysis_data "php_tuning.tmp" " Verify these don't break any plugins"
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fi
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}
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# ============================================================================
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# CATEGORY 4: WEB SERVER TUNING (6 checks)
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# ============================================================================
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### 4.1 - HTTP/2 Enabled
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analyze_http2() {
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local http2_enabled=$(apache2ctl -M 2>/dev/null | grep -c "http2_module" || echo 0)
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if [ "$http2_enabled" -eq 0 ]; then
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save_analysis_data "web_server.tmp" "WARNING: HTTP/2 not enabled"
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save_analysis_data "web_server.tmp" " Impact: 15-30% slower asset delivery"
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save_analysis_data "web_server.tmp" " Fix: a2enmod http2 && systemctl restart apache2"
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fi
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}
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### 4.2 - KeepAlive Settings
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analyze_keepalive() {
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local keepalive=$(grep -A 3 "^KeepAlive" /etc/apache2/apache2.conf 2>/dev/null | head -1 || echo "unknown")
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if [[ "$keepalive" == *"Off"* ]]; then
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save_analysis_data "web_server.tmp" "INFO: KeepAlive is disabled"
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save_analysis_data "web_server.tmp" " Enable for better performance: KeepAlive On"
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fi
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}
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### 4.3 - Sendfile Enabled
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analyze_sendfile() {
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local sendfile=$(grep -i "EnableSendfile" /etc/apache2/apache2.conf 2>/dev/null | grep -o "On\|Off" || echo "unknown")
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if [ "$sendfile" = "Off" ] || [ -z "$sendfile" ]; then
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save_analysis_data "web_server.tmp" "WARNING: Sendfile not enabled"
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save_analysis_data "web_server.tmp" " 10-20% faster static file delivery"
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save_analysis_data "web_server.tmp" " Enable: EnableSendfile on"
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fi
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}
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### 4.4 - Gzip Compression Level
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analyze_gzip_compression() {
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local gzip_level=$(grep -i "DeflateCompressionLevel" /etc/apache2/mods-enabled/deflate.conf 2>/dev/null | grep -o "[0-9]" || echo "6")
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if [ "$gzip_level" = "9" ]; then
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save_analysis_data "web_server.tmp" "INFO: Gzip compression level is 9 (maximum)"
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save_analysis_data "web_server.tmp" " Too slow, not worth it. Recommend level 6"
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save_analysis_data "web_server.tmp" " Edit deflate.conf: DeflateCompressionLevel 6"
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fi
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}
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### 4.5 - SSL/TLS Version
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analyze_ssl_version() {
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local ssl_version=$(grep -i "SSLProtocol" /etc/apache2/sites-enabled/*ssl.conf 2>/dev/null | grep -o "TLSv[0-9.]*" | head -1 || echo "unknown")
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if [[ "$ssl_version" == *"1.0"* ]] || [[ "$ssl_version" == *"1.1"* ]]; then
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save_analysis_data "web_server.tmp" "WARNING: Using outdated SSL/TLS: $ssl_version"
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save_analysis_data "web_server.tmp" " Recommend: TLS 1.2 minimum, TLS 1.3 preferred"
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save_analysis_data "web_server.tmp" " Set: SSLProtocol TLSv1.2 TLSv1.3"
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fi
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}
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### 4.6 - Unused Apache Modules
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analyze_apache_modules() {
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local module_count=$(apache2ctl -M 2>/dev/null | wc -l || echo "0")
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if [ "$module_count" -gt 45 ]; then
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save_analysis_data "web_server.tmp" "INFO: Many Apache modules loaded ($module_count)"
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save_analysis_data "web_server.tmp" " Review and disable unused modules"
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save_analysis_data "web_server.tmp" " Command: apache2ctl -M"
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fi
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}
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# ============================================================================
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# CATEGORY 5: CRON & BACKGROUND TASKS (4 checks)
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# ============================================================================
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### 5.1 - WordPress Cron Execution
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analyze_wordpress_cron() {
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local docroot="$1"
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if [ -f "$docroot/wp-config.php" ]; then
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local cron_disabled=$(grep -c "DISABLE_WP_CRON.*true" "$docroot/wp-config.php" 2>/dev/null || echo 0)
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if [ "$cron_disabled" -eq 0 ]; then
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save_analysis_data "cron_tasks.tmp" "INFO: Using wp-cron (runs every pageload)"
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save_analysis_data "cron_tasks.tmp" " Better: Switch to system cron"
|
|
save_analysis_data "cron_tasks.tmp" " Set: define('DISABLE_WP_CRON', true);"
|
|
save_analysis_data "cron_tasks.tmp" " Then add system cron: */5 * * * * curl https://example.com/wp-cron.php"
|
|
fi
|
|
fi
|
|
}
|
|
|
|
### 5.2 - Backup Schedule
|
|
analyze_backup_schedule() {
|
|
local backup_time=$(grep -i "backup" /etc/cron.d/cpanel* 2>/dev/null | grep -o "[0-9]*:[0-9]*" | head -1 || echo "unknown")
|
|
|
|
if [ "$backup_time" != "unknown" ]; then
|
|
# Extract hour
|
|
local hour=${backup_time%%:*}
|
|
if [ "$hour" -ge 7 ] && [ "$hour" -le 18 ]; then
|
|
save_analysis_data "cron_tasks.tmp" "WARNING: Backup scheduled during peak hours ($hour:00)"
|
|
save_analysis_data "cron_tasks.tmp" " Move to 2-4 AM for off-peak"
|
|
fi
|
|
fi
|
|
}
|
|
|
|
### 5.3 - Database Optimization Schedule
|
|
analyze_db_optimization_schedule() {
|
|
local has_optimize=$(grep -c "mysqlcheck\|optimize" /etc/cron.d/* 2>/dev/null || echo 0)
|
|
|
|
if [ "$has_optimize" -eq 0 ]; then
|
|
save_analysis_data "cron_tasks.tmp" "INFO: No database optimization scheduled"
|
|
save_analysis_data "cron_tasks.tmp" " Recommend weekly: mysqlcheck -Aou database_name"
|
|
save_analysis_data "cron_tasks.tmp" " Add to crontab: 0 3 * * 0 mysqlcheck -Aou -u root -p{pass}"
|
|
fi
|
|
}
|
|
|
|
### 5.4 - Slow Cron Jobs
|
|
analyze_slow_cron_jobs() {
|
|
# This requires WordPress and wp-cli to be available
|
|
if command -v wp &> /dev/null; then
|
|
local cron_jobs=$(wp cron schedule list 2>/dev/null | wc -l || echo "0")
|
|
|
|
if [ "$cron_jobs" -gt 10 ]; then
|
|
save_analysis_data "cron_tasks.tmp" "INFO: Many scheduled cron jobs ($cron_jobs)"
|
|
save_analysis_data "cron_tasks.tmp" " Review with: wp cron schedule list"
|
|
save_analysis_data "cron_tasks.tmp" " Disable unnecessary ones for better performance"
|
|
fi
|
|
fi
|
|
}
|
|
|
|
# ============================================================================
|
|
# ADDITIONAL HIGH-VALUE CHECKS
|
|
# ============================================================================
|
|
|
|
### Missing Critical Indexes
|
|
analyze_missing_critical_indexes() {
|
|
local db_name="$1"
|
|
|
|
if [ -z "$db_name" ]; then
|
|
return 0
|
|
fi
|
|
|
|
# Check for common missing indexes
|
|
local missing_indexes=""
|
|
|
|
# Check wp_postmeta meta_key index
|
|
local meta_key_index=$(mysql -Ns -e "
|
|
SELECT COUNT(*) FROM information_schema.STATISTICS
|
|
WHERE TABLE_SCHEMA='${db_name}'
|
|
AND TABLE_NAME='wp_postmeta'
|
|
AND COLUMN_NAME='meta_key';
|
|
" 2>/dev/null || echo "0")
|
|
|
|
if [ "$meta_key_index" -eq 0 ]; then
|
|
missing_indexes+="wp_postmeta(meta_key) "
|
|
fi
|
|
|
|
# Check wp_posts post_type index
|
|
local post_type_index=$(mysql -Ns -e "
|
|
SELECT COUNT(*) FROM information_schema.STATISTICS
|
|
WHERE TABLE_SCHEMA='${db_name}'
|
|
AND TABLE_NAME='wp_posts'
|
|
AND COLUMN_NAME='post_type';
|
|
" 2>/dev/null || echo "0")
|
|
|
|
if [ "$post_type_index" -eq 0 ]; then
|
|
missing_indexes+="wp_posts(post_type) "
|
|
fi
|
|
|
|
if [ -n "$missing_indexes" ]; then
|
|
save_analysis_data "database_tuning.tmp" "CRITICAL: Missing critical indexes"
|
|
save_analysis_data "database_tuning.tmp" " Missing: $missing_indexes"
|
|
save_analysis_data "database_tuning.tmp" " Add: ALTER TABLE table_name ADD INDEX (column_name);"
|
|
fi
|
|
}
|
|
|
|
### Database to Memory Ratio
|
|
analyze_database_memory_ratio() {
|
|
local db_name="$1"
|
|
|
|
if [ -z "$db_name" ]; then
|
|
return 0
|
|
fi
|
|
|
|
local db_size=$(mysql -Ns -e "
|
|
SELECT ROUND(SUM(data_length + index_length) / 1024 / 1024)
|
|
FROM information_schema.tables
|
|
WHERE table_schema='${db_name}';
|
|
" 2>/dev/null || echo "0")
|
|
|
|
local system_memory=$(free -m | awk 'NR==2{print $2}')
|
|
|
|
if [ "$db_size" -gt 0 ] && [ "$system_memory" -gt 0 ]; then
|
|
if [ "$db_size" -gt "$system_memory" ]; then
|
|
save_analysis_data "database_tuning.tmp" "CRITICAL: Database (${db_size}MB) larger than available RAM (${system_memory}MB)"
|
|
save_analysis_data "database_tuning.tmp" " This causes heavy disk I/O"
|
|
save_analysis_data "database_tuning.tmp" " Solutions: Increase RAM, optimize DB, or split database"
|
|
fi
|
|
fi
|
|
}
|
|
|
|
################################################################################
|
|
# EXPORT ALL FUNCTIONS
|
|
################################################################################
|
|
|
|
export -f analyze_wp_debug
|
|
export -f analyze_xmlrpc
|
|
export -f analyze_heartbeat_api
|
|
export -f analyze_autosave_frequency
|
|
export -f analyze_rest_api_exposure
|
|
export -f analyze_emoji_scripts
|
|
export -f analyze_post_revision_distribution
|
|
export -f analyze_pingbacks_trackbacks
|
|
export -f analyze_innodb_buffer_pool
|
|
export -f analyze_max_allowed_packet
|
|
export -f analyze_slow_query_threshold
|
|
export -f analyze_innodb_file_per_table
|
|
export -f analyze_query_cache
|
|
export -f analyze_temp_table_location
|
|
export -f analyze_connection_timeout
|
|
export -f analyze_innodb_flush_log
|
|
export -f analyze_opcache
|
|
export -f analyze_xdebug
|
|
export -f analyze_realpath_cache
|
|
export -f analyze_timezone_config
|
|
export -f analyze_display_errors
|
|
export -f analyze_disabled_functions
|
|
export -f analyze_http2
|
|
export -f analyze_keepalive
|
|
export -f analyze_sendfile
|
|
export -f analyze_gzip_compression
|
|
export -f analyze_ssl_version
|
|
export -f analyze_apache_modules
|
|
export -f analyze_wordpress_cron
|
|
export -f analyze_backup_schedule
|
|
export -f analyze_db_optimization_schedule
|
|
export -f analyze_slow_cron_jobs
|
|
export -f analyze_missing_critical_indexes
|
|
export -f analyze_database_memory_ratio
|