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#!/bin/bash
# Unified Logging System
# This script provides consistent logging and performance metrics across all thinking mechanisms.
# --- Logging Configuration ---
LOG_DIR=~/tmp/ai_thinking
METRICS_FILE="${LOG_DIR}/performance_metrics.json"
SESSION_LOG="${LOG_DIR}/session_$(date +%Y%m%d_%H%M%S).json"
# Create logging directory
mkdir -p "${LOG_DIR}"
# --- Timing Functions ---
start_timer() {
local session_id="$1"
local mechanism="$2"
local start_time=$(date +%s.%N)
# Store start time
echo "$start_time" > "/tmp/${session_id}_start"
# Log session start
log_session_start "$session_id" "$mechanism" "$start_time"
}
end_timer() {
local session_id="$1"
local mechanism="$2"
local end_time=$(date +%s.%N)
local start_time=$(cat "/tmp/${session_id}_start" 2>/dev/null || echo "$end_time")
# Calculate duration
local duration=$(echo "$end_time - $start_time" | bc -l 2>/dev/null || echo "0")
# Log session end
log_session_end "$session_id" "$mechanism" "$end_time" "$duration"
# Clean up
rm -f "/tmp/${session_id}_start"
echo "$duration"
}
# --- Session Logging ---
log_session_start() {
local session_id="$1"
local mechanism="$2"
local start_time="$3"
cat > "${SESSION_LOG}" << EOF
{
"session_id": "${session_id}",
"mechanism": "${mechanism}",
"start_time": "${start_time}",
"prompt": "${PROMPT:-""}",
"status": "started"
}
EOF
}
log_session_end() {
local session_id="$1"
local mechanism="$2"
local end_time="$3"
local duration="$4"
# Update session log
cat > "${SESSION_LOG}" << EOF
{
"session_id": "${session_id}",
"mechanism": "${mechanism}",
"start_time": "$(cat "${SESSION_LOG}" | jq -r '.start_time' 2>/dev/null || echo "")",
"end_time": "${end_time}",
"duration": "${duration}",
"prompt": "${PROMPT:-""}",
"status": "completed"
}
EOF
# Update metrics file
update_metrics "$mechanism" "$duration"
}
# --- Metrics Management ---
update_metrics() {
local mechanism="$1"
local duration="$2"
# Create metrics file if it doesn't exist
if [ ! -f "${METRICS_FILE}" ]; then
cat > "${METRICS_FILE}" << EOF
{
"total_sessions": 0,
"mechanisms": {},
"average_durations": {}
}
EOF
fi
# Update metrics using jq (if available) or simple text processing
if command -v jq >/dev/null 2>&1; then
# Use jq for proper JSON handling
local temp_file=$(mktemp)
jq --arg mechanism "$mechanism" --arg duration "$duration" '
.total_sessions += 1 |
.mechanisms[$mechanism] = (.mechanisms[$mechanism] // 0) + 1 |
.average_durations[$mechanism] = (
(.average_durations[$mechanism] // 0) * (.mechanisms[$mechanism] - 1) + ($duration | tonumber)
) / .mechanisms[$mechanism]
' "${METRICS_FILE}" > "$temp_file"
mv "$temp_file" "${METRICS_FILE}"
else
# Fallback: simple text-based metrics
echo "$(date +%Y%m%d_%H%M%S),${mechanism},${duration}" >> "${LOG_DIR}/simple_metrics.csv"
fi
}
# --- Utility Functions ---
generate_session_id() {
echo "session_$(date +%Y%m%d_%H%M%S)_$$"
}
get_metrics_summary() {
if [ -f "${METRICS_FILE}" ]; then
echo "=== Performance Metrics ==="
if command -v jq >/dev/null 2>&1; then
jq -r '.mechanisms | to_entries[] | "\(.key): \(.value) sessions"' "${METRICS_FILE}"
echo ""
jq -r '.average_durations | to_entries[] | "\(.key): \(.value | tonumber | floor)s average"' "${METRICS_FILE}"
else
echo "Metrics available in: ${METRICS_FILE}"
fi
else
echo "No metrics available yet."
fi
}
# --- Export Functions for Other Scripts ---
export -f start_timer
export -f end_timer
export -f log_session_start
export -f log_session_end
export -f update_metrics
export -f generate_session_id
export -f get_metrics_summary
|