Setup logrotate

logrotate/server-metrics.conf

@@ -0,0 +1,16 @@
+# Logrotate configuration for server monitoring scripts
+# This file should be placed in /etc/logrotate.d/
+
+/var/log/disk_usage.log /var/log/power_usage.log /var/log/temperature.log {
+    daily
+    rotate 10
+    compress
+    delaycompress
+    notifempty
+    create 644 root root
+    dateext
+    nomail
+    missingok
+    copytruncate
+    endscript
+}

orchestrator/setup-logrotate.sh

@@ -0,0 +1,202 @@
+#!/bin/bash
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+. "${SCRIPT_DIR}/../share/logging.sh"
+
+LOGROTATE_DIR="${SCRIPT_DIR}/../logrotate"
+LOGROTATE_INSTALL_DIR="/etc/logrotate.d"
+
+# List of logrotate config files to manage (without .conf extension)
+LOGROTATE_CONFIGS=(
+    "server-metrics"
+)
+
+CheckRoot() {
+    if [[ $EUID -ne 0 ]]; then
+        LogError "This script must be run as root (use sudo)"
+        exit 1
+    fi
+}
+
+CheckLogrotateInstalled() {
+    if ! command -v logrotate &> /dev/null; then
+        LogError "logrotate is not installed. Please install it first:"
+        LogError "  Ubuntu/Debian: sudo apt-get install logrotate"
+        LogError "  CentOS/RHEL: sudo yum install logrotate"
+        exit 1
+    fi
+    LogInformation "logrotate is installed"
+}
+
+InstallLogrotateConfigs() {
+    local installed_count=0
+    local failed_count=0
+    
+    for config_name in "${LOGROTATE_CONFIGS[@]}"; do
+        local source_file="${LOGROTATE_DIR}/${config_name}.conf"
+        local target_file="${LOGROTATE_INSTALL_DIR}/${config_name}"
+        
+        if [[ ! -f "$source_file" ]]; then
+            LogWarning "Config file not found: $source_file, skipping..."
+            ((failed_count++))
+            continue
+        fi
+        
+        LogInformation "Installing $config_name configuration..."
+        if cp "$source_file" "$target_file" && chmod 644 "$target_file"; then
+            LogInformation "Installed: $target_file"
+            ((installed_count++))
+        else
+            LogError "Failed to install: $config_name"
+            ((failed_count++))
+        fi
+    done
+    
+    LogInformation "Installation summary: $installed_count installed, $failed_count failed"
+    
+    if [[ $failed_count -gt 0 ]]; then
+        exit 1
+    fi
+}
+
+TestLogrotateConfigs() {
+    LogInformation "Testing logrotate configurations..."
+    
+    local test_passed=0
+    local test_failed=0
+    
+    for config_name in "${LOGROTATE_CONFIGS[@]}"; do
+        local config_file="${LOGROTATE_INSTALL_DIR}/${config_name}"
+        
+        if [[ ! -f "$config_file" ]]; then
+            LogWarning "Config file not installed: $config_file, skipping test..."
+            continue
+        fi
+        
+        LogDebug "Testing configuration: $config_name"
+        if logrotate -d "$config_file" &> /dev/null; then
+            LogDebug "Test passed: $config_name"
+            ((test_passed++))
+        else
+            LogError "Test failed: $config_name"
+            LogError "Run for details: logrotate -d $config_file"
+            ((test_failed++))
+        fi
+    done
+    
+    if [[ $test_failed -gt 0 ]]; then
+        LogError "Configuration test failed for $test_failed configs"
+        exit 1
+    else
+        LogInformation "All $test_passed configuration tests passed"
+    fi
+}
+
+ShowStatus() {
+    LogInformation "Logrotate configurations:"
+    LogInformation ""
+    
+    local found_configs=0
+    for config_name in "${LOGROTATE_CONFIGS[@]}"; do
+        local config_file="${LOGROTATE_INSTALL_DIR}/${config_name}"
+        local source_file="${LOGROTATE_DIR}/${config_name}.conf"
+        
+        if [[ -f "$config_file" ]]; then
+            LogInformation "✓ $config_name - INSTALLED"
+            ((found_configs++))
+        elif [[ -f "$source_file" ]]; then
+            LogInformation "✗ $config_name - NOT INSTALLED (source available)"
+        else
+            LogInformation "✗ $config_name - SOURCE MISSING"
+        fi
+    done
+    
+    LogInformation ""
+    if [[ $found_configs -gt 0 ]]; then
+        LogInformation "Commands:"
+        LogInformation "  Test rotation: sudo logrotate -f /etc/logrotate.d/<config-name>"
+        LogInformation "  Check status: sudo cat /var/lib/logrotate/status"
+        LogInformation "  Manual run: sudo logrotate /etc/logrotate.conf"
+    else
+        LogWarning "No configurations are currently installed"
+    fi
+}
+
+RemoveLogrotateConfigs() {
+    local removed_count=0
+    
+    for config_name in "${LOGROTATE_CONFIGS[@]}"; do
+        local config_file="${LOGROTATE_INSTALL_DIR}/${config_name}"
+        
+        if [[ -f "$config_file" ]]; then
+            LogInformation "Removing $config_name configuration..."
+            rm -f "$config_file"
+            LogInformation "Removed: $config_file"
+            ((removed_count++))
+        else
+            LogDebug "Config not found: $config_file"
+        fi
+    done
+    
+    if [[ $removed_count -gt 0 ]]; then
+        LogInformation "Removed $removed_count logrotate configurations"
+    else
+        LogWarning "No configurations were found to remove"
+    fi
+}
+
+ShowUsage() {
+    echo "Usage: $0 [install|remove|test|status]"
+    echo ""
+    echo "Commands:"
+    echo "  install  - Install all logrotate configurations (default)"
+    echo "  remove   - Remove all logrotate configurations" 
+    echo "  test     - Test all logrotate configurations"
+    echo "  status   - Show status of all configurations"
+    echo ""
+    echo "This script manages logrotate configs from: $LOGROTATE_DIR/"
+    echo "Configurations defined: ${LOGROTATE_CONFIGS[*]}"
+    echo ""
+    echo "Examples:"
+    echo "  sudo $0 install"
+    echo "  sudo $0 test"
+}
+
+Main() {
+    local action="${1:-install}"
+    
+    case "$action" in
+        install)
+            LogInformation "Installing logrotate configurations"
+            CheckRoot
+            CheckLogrotateInstalled
+            InstallLogrotateConfigs
+            TestLogrotateConfigs
+            LogInformation "Logrotate setup completed successfully!"
+            ;;
+        remove)
+            LogInformation "Removing logrotate configurations"
+            CheckRoot
+            RemoveLogrotateConfigs
+            ;;
+        test)
+            LogInformation "Testing logrotate configurations"
+            CheckRoot
+            CheckLogrotateInstalled
+            TestLogrotateConfigs
+            ;;
+        status)
+            ShowStatus
+            ;;
+        help|--help|-h)
+            ShowUsage
+            ;;
+        *)
+            LogError "Unknown action: $action"
+            ShowUsage
+            exit 1
+            ;;
+    esac
+}
+
+Main "$@"