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Mole/lib/core/log.sh
2026-01-04 09:52:09 +00:00

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8.9 KiB
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#!/bin/bash
# Mole - Logging System
# Centralized logging with rotation support
set -euo pipefail
# Prevent multiple sourcing
if [[ -n "${MOLE_LOG_LOADED:-}" ]]; then
return 0
fi
readonly MOLE_LOG_LOADED=1
# Ensure base.sh is loaded for colors and icons
if [[ -z "${MOLE_BASE_LOADED:-}" ]]; then
_MOLE_CORE_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
# shellcheck source=lib/core/base.sh
source "$_MOLE_CORE_DIR/base.sh"
fi
# ============================================================================
# Logging Configuration
# ============================================================================
readonly LOG_FILE="${HOME}/.config/mole/mole.log"
readonly DEBUG_LOG_FILE="${HOME}/.config/mole/mole_debug_session.log"
readonly LOG_MAX_SIZE_DEFAULT=1048576 # 1MB
# Ensure log directory and file exist with correct ownership
ensure_user_file "$LOG_FILE"
# ============================================================================
# Log Rotation
# ============================================================================
# Rotate log file if it exceeds maximum size
rotate_log_once() {
# Skip if already checked this session
[[ -n "${MOLE_LOG_ROTATED:-}" ]] && return 0
export MOLE_LOG_ROTATED=1
local max_size="$LOG_MAX_SIZE_DEFAULT"
if [[ -f "$LOG_FILE" ]] && [[ $(get_file_size "$LOG_FILE") -gt "$max_size" ]]; then
mv "$LOG_FILE" "${LOG_FILE}.old" 2> /dev/null || true
ensure_user_file "$LOG_FILE"
fi
}
# ============================================================================
# Logging Functions
# ============================================================================
# Log informational message
log_info() {
echo -e "${BLUE}$1${NC}"
local timestamp=$(date '+%Y-%m-%d %H:%M:%S')
echo "[$timestamp] INFO: $1" >> "$LOG_FILE" 2> /dev/null || true
if [[ "${MO_DEBUG:-}" == "1" ]]; then
echo "[$timestamp] INFO: $1" >> "$DEBUG_LOG_FILE" 2> /dev/null || true
fi
}
# Log success message
log_success() {
echo -e " ${GREEN}${ICON_SUCCESS}${NC} $1"
local timestamp=$(date '+%Y-%m-%d %H:%M:%S')
echo "[$timestamp] SUCCESS: $1" >> "$LOG_FILE" 2> /dev/null || true
if [[ "${MO_DEBUG:-}" == "1" ]]; then
echo "[$timestamp] SUCCESS: $1" >> "$DEBUG_LOG_FILE" 2> /dev/null || true
fi
}
# Log warning message
log_warning() {
echo -e "${YELLOW}$1${NC}"
local timestamp=$(date '+%Y-%m-%d %H:%M:%S')
echo "[$timestamp] WARNING: $1" >> "$LOG_FILE" 2> /dev/null || true
if [[ "${MO_DEBUG:-}" == "1" ]]; then
echo "[$timestamp] WARNING: $1" >> "$DEBUG_LOG_FILE" 2> /dev/null || true
fi
}
# Log error message
log_error() {
echo -e "${YELLOW}${ICON_ERROR}${NC} $1" >&2
local timestamp=$(date '+%Y-%m-%d %H:%M:%S')
echo "[$timestamp] ERROR: $1" >> "$LOG_FILE" 2> /dev/null || true
if [[ "${MO_DEBUG:-}" == "1" ]]; then
echo "[$timestamp] ERROR: $1" >> "$DEBUG_LOG_FILE" 2> /dev/null || true
fi
}
# Debug logging (active when MO_DEBUG=1)
debug_log() {
if [[ "${MO_DEBUG:-}" == "1" ]]; then
echo -e "${GRAY}[DEBUG]${NC} $*" >&2
echo "[$(date '+%Y-%m-%d %H:%M:%S')] DEBUG: $*" >> "$DEBUG_LOG_FILE" 2> /dev/null || true
fi
}
# Enhanced debug logging for operations
debug_operation_start() {
local operation_name="$1"
local operation_desc="${2:-}"
if [[ "${MO_DEBUG:-}" == "1" ]]; then
# Output to stderr for immediate feedback
echo -e "${GRAY}[DEBUG] === $operation_name ===${NC}" >&2
[[ -n "$operation_desc" ]] && echo -e "${GRAY}[DEBUG] $operation_desc${NC}" >&2
# Also log to file
{
echo ""
echo "=== $operation_name ==="
[[ -n "$operation_desc" ]] && echo "Description: $operation_desc"
} >> "$DEBUG_LOG_FILE" 2> /dev/null || true
fi
}
# Log detailed operation information
debug_operation_detail() {
local detail_type="$1" # e.g., "Method", "Target", "Expected Outcome"
local detail_value="$2"
if [[ "${MO_DEBUG:-}" == "1" ]]; then
# Output to stderr
echo -e "${GRAY}[DEBUG] $detail_type: $detail_value${NC}" >&2
# Also log to file
echo "$detail_type: $detail_value" >> "$DEBUG_LOG_FILE" 2> /dev/null || true
fi
}
# Log individual file action with metadata
debug_file_action() {
local action="$1" # e.g., "Would remove", "Removing"
local file_path="$2"
local file_size="${3:-}"
local file_age="${4:-}"
if [[ "${MO_DEBUG:-}" == "1" ]]; then
local msg=" - $file_path"
[[ -n "$file_size" ]] && msg+=" ($file_size"
[[ -n "$file_age" ]] && msg+=", ${file_age} days old"
[[ -n "$file_size" ]] && msg+=")"
# Output to stderr
echo -e "${GRAY}[DEBUG] $action: $msg${NC}" >&2
# Also log to file
echo "$action: $msg" >> "$DEBUG_LOG_FILE" 2> /dev/null || true
fi
}
# Log risk level for operations
debug_risk_level() {
local risk_level="$1" # LOW, MEDIUM, HIGH
local reason="$2"
if [[ "${MO_DEBUG:-}" == "1" ]]; then
local color="$GRAY"
case "$risk_level" in
LOW) color="$GREEN" ;;
MEDIUM) color="$YELLOW" ;;
HIGH) color="$RED" ;;
esac
# Output to stderr with color
echo -e "${GRAY}[DEBUG] Risk Level: ${color}${risk_level}${GRAY} ($reason)${NC}" >&2
# Also log to file
echo "Risk Level: $risk_level ($reason)" >> "$DEBUG_LOG_FILE" 2> /dev/null || true
fi
}
# Log system information for debugging
log_system_info() {
# Only allow once per session
[[ -n "${MOLE_SYS_INFO_LOGGED:-}" ]] && return 0
export MOLE_SYS_INFO_LOGGED=1
# Reset debug log file for this new session
ensure_user_file "$DEBUG_LOG_FILE"
: > "$DEBUG_LOG_FILE"
# Start block in debug log file
{
echo "----------------------------------------------------------------------"
echo "Mole Debug Session - $(date '+%Y-%m-%d %H:%M:%S')"
echo "----------------------------------------------------------------------"
echo "User: $USER"
echo "Hostname: $(hostname)"
echo "Architecture: $(uname -m)"
echo "Kernel: $(uname -r)"
if command -v sw_vers > /dev/null; then
echo "macOS: $(sw_vers -productVersion) ($(sw_vers -buildVersion))"
fi
echo "Shell: ${SHELL:-unknown} (${TERM:-unknown})"
# Check sudo status non-interactively
if sudo -n true 2> /dev/null; then
echo "Sudo Access: Active"
else
echo "Sudo Access: Required"
fi
echo "----------------------------------------------------------------------"
} >> "$DEBUG_LOG_FILE" 2> /dev/null || true
# Notification to stderr
echo -e "${GRAY}[DEBUG] Debug logging enabled. Session log: $DEBUG_LOG_FILE${NC}" >&2
}
# ============================================================================
# Command Execution Wrappers
# ============================================================================
# Run command silently (ignore errors)
run_silent() {
"$@" > /dev/null 2>&1 || true
}
# Run command with error logging
run_logged() {
local cmd="$1"
# Log to main file, and also to debug file if enabled
if [[ "${MO_DEBUG:-}" == "1" ]]; then
if ! "$@" 2>&1 | tee -a "$LOG_FILE" | tee -a "$DEBUG_LOG_FILE" > /dev/null; then
log_warning "Command failed: $cmd"
return 1
fi
else
if ! "$@" 2>&1 | tee -a "$LOG_FILE" > /dev/null; then
log_warning "Command failed: $cmd"
return 1
fi
fi
return 0
}
# ============================================================================
# Formatted Output
# ============================================================================
# Print formatted summary block
print_summary_block() {
local heading=""
local -a details=()
local saw_heading=false
# Parse arguments
for arg in "$@"; do
if [[ "$saw_heading" == "false" ]]; then
saw_heading=true
heading="$arg"
else
details+=("$arg")
fi
done
local divider="======================================================================"
# Print with dividers
echo ""
echo "$divider"
if [[ -n "$heading" ]]; then
echo -e "${BLUE}${heading}${NC}"
fi
# Print details
for detail in "${details[@]}"; do
[[ -z "$detail" ]] && continue
echo -e "${detail}"
done
echo "$divider"
# If debug mode is on, remind user about the log file location
if [[ "${MO_DEBUG:-}" == "1" ]]; then
echo -e "${GRAY}Debug session log saved to:${NC} ${DEBUG_LOG_FILE}"
fi
}
# ============================================================================
# Initialize Logging
# ============================================================================
# Perform log rotation check on module load
rotate_log_once
# If debug mode is enabled, log system info immediately
if [[ "${MO_DEBUG:-}" == "1" ]]; then
log_system_info
fi