Add new calculate scripts, add in historical data import
This commit is contained in:
306
inventory-server/scripts/metrics-new/update-periodic-metrics.js
Normal file
306
inventory-server/scripts/metrics-new/update-periodic-metrics.js
Normal file
@@ -0,0 +1,306 @@
|
||||
const path = require('path');
|
||||
const fs = require('fs');
|
||||
|
||||
// Change working directory to script directory
|
||||
process.chdir(path.dirname(__filename));
|
||||
|
||||
// Load environment variables
|
||||
require('dotenv').config({ path: path.resolve(__dirname, '../..', '.env') });
|
||||
|
||||
// Add error handler for uncaught exceptions
|
||||
process.on('uncaughtException', (error) => {
|
||||
console.error('Uncaught Exception:', error);
|
||||
process.exit(1);
|
||||
});
|
||||
|
||||
// Add error handler for unhandled promise rejections
|
||||
process.on('unhandledRejection', (reason, promise) => {
|
||||
console.error('Unhandled Rejection at:', promise, 'reason:', reason);
|
||||
process.exit(1);
|
||||
});
|
||||
|
||||
// Load progress module
|
||||
const progress = require('./utils/progress');
|
||||
|
||||
// Store progress functions in global scope to ensure availability
|
||||
global.formatElapsedTime = progress.formatElapsedTime;
|
||||
global.estimateRemaining = progress.estimateRemaining;
|
||||
global.calculateRate = progress.calculateRate;
|
||||
global.outputProgress = progress.outputProgress;
|
||||
global.clearProgress = progress.clearProgress;
|
||||
global.getProgress = progress.getProgress;
|
||||
global.logError = progress.logError;
|
||||
|
||||
// Load database module
|
||||
const { getConnection, closePool } = require('./utils/db');
|
||||
|
||||
// Add cancel handler
|
||||
let isCancelled = false;
|
||||
|
||||
function cancelCalculation() {
|
||||
isCancelled = true;
|
||||
console.log('Calculation has been cancelled by user');
|
||||
|
||||
// Force-terminate any query that's been running for more than 5 seconds
|
||||
try {
|
||||
const connection = getConnection();
|
||||
connection.then(async (conn) => {
|
||||
try {
|
||||
// Identify and terminate long-running queries from our application
|
||||
await conn.query(`
|
||||
SELECT pg_cancel_backend(pid)
|
||||
FROM pg_stat_activity
|
||||
WHERE query_start < now() - interval '5 seconds'
|
||||
AND application_name LIKE '%node%'
|
||||
AND query NOT LIKE '%pg_cancel_backend%'
|
||||
`);
|
||||
|
||||
// Release connection
|
||||
conn.release();
|
||||
} catch (err) {
|
||||
console.error('Error during force cancellation:', err);
|
||||
conn.release();
|
||||
}
|
||||
}).catch(err => {
|
||||
console.error('Could not get connection for cancellation:', err);
|
||||
});
|
||||
} catch (err) {
|
||||
console.error('Failed to terminate running queries:', err);
|
||||
}
|
||||
|
||||
return {
|
||||
success: true,
|
||||
message: 'Calculation has been cancelled'
|
||||
};
|
||||
}
|
||||
|
||||
// Handle SIGTERM signal for cancellation
|
||||
process.on('SIGTERM', cancelCalculation);
|
||||
|
||||
async function updatePeriodicMetrics() {
|
||||
let connection;
|
||||
const startTime = Date.now();
|
||||
let calculateHistoryId;
|
||||
|
||||
// Set a maximum execution time (30 minutes)
|
||||
const MAX_EXECUTION_TIME = 30 * 60 * 1000;
|
||||
const timeout = setTimeout(() => {
|
||||
console.error(`Calculation timed out after ${MAX_EXECUTION_TIME/1000} seconds, forcing termination`);
|
||||
// Call cancel and force exit
|
||||
cancelCalculation();
|
||||
process.exit(1);
|
||||
}, MAX_EXECUTION_TIME);
|
||||
|
||||
try {
|
||||
// Read the SQL file
|
||||
const sqlFilePath = path.resolve(__dirname, 'update_periodic_metrics.sql');
|
||||
const sqlQuery = fs.readFileSync(sqlFilePath, 'utf8');
|
||||
|
||||
// Clean up any previously running calculations
|
||||
connection = await getConnection();
|
||||
|
||||
// Ensure the calculate_status table exists and has the correct structure
|
||||
await connection.query(`
|
||||
CREATE TABLE IF NOT EXISTS calculate_status (
|
||||
module_name TEXT PRIMARY KEY,
|
||||
last_calculation_timestamp TIMESTAMP WITH TIME ZONE NOT NULL DEFAULT CURRENT_TIMESTAMP
|
||||
)
|
||||
`);
|
||||
|
||||
await connection.query(`
|
||||
UPDATE calculate_history
|
||||
SET
|
||||
status = 'cancelled',
|
||||
end_time = NOW(),
|
||||
duration_seconds = EXTRACT(EPOCH FROM (NOW() - start_time))::INTEGER,
|
||||
error_message = 'Previous calculation was not completed properly'
|
||||
WHERE status = 'running' AND additional_info->>'type' = 'periodic_metrics'
|
||||
`);
|
||||
|
||||
// Create history record for this calculation
|
||||
const historyResult = await connection.query(`
|
||||
INSERT INTO calculate_history (
|
||||
start_time,
|
||||
status,
|
||||
additional_info
|
||||
) VALUES (
|
||||
NOW(),
|
||||
'running',
|
||||
jsonb_build_object(
|
||||
'type', 'periodic_metrics',
|
||||
'sql_file', 'update_periodic_metrics.sql'
|
||||
)
|
||||
) RETURNING id
|
||||
`);
|
||||
calculateHistoryId = historyResult.rows[0].id;
|
||||
|
||||
// Initialize progress
|
||||
global.outputProgress({
|
||||
status: 'running',
|
||||
operation: 'Starting periodic metrics calculation',
|
||||
current: 0,
|
||||
total: 100,
|
||||
elapsed: '0s',
|
||||
remaining: 'Calculating...',
|
||||
rate: 0,
|
||||
percentage: '0',
|
||||
timing: {
|
||||
start_time: new Date(startTime).toISOString(),
|
||||
end_time: new Date().toISOString(),
|
||||
elapsed_seconds: Math.round((Date.now() - startTime) / 1000)
|
||||
}
|
||||
});
|
||||
|
||||
// Execute the SQL query
|
||||
global.outputProgress({
|
||||
status: 'running',
|
||||
operation: 'Executing periodic metrics SQL query',
|
||||
current: 25,
|
||||
total: 100,
|
||||
elapsed: global.formatElapsedTime(startTime),
|
||||
remaining: 'Calculating...',
|
||||
rate: 0,
|
||||
percentage: '25',
|
||||
timing: {
|
||||
start_time: new Date(startTime).toISOString(),
|
||||
end_time: new Date().toISOString(),
|
||||
elapsed_seconds: Math.round((Date.now() - startTime) / 1000)
|
||||
}
|
||||
});
|
||||
|
||||
await connection.query(sqlQuery);
|
||||
|
||||
// Update calculate_status table
|
||||
await connection.query(`
|
||||
INSERT INTO calculate_status (module_name, last_calculation_timestamp)
|
||||
VALUES ($1, $2)
|
||||
ON CONFLICT (module_name) DO UPDATE
|
||||
SET last_calculation_timestamp = EXCLUDED.last_calculation_timestamp
|
||||
`, ['periodic_metrics', new Date()]);
|
||||
|
||||
// Update progress to 100%
|
||||
global.outputProgress({
|
||||
status: 'complete',
|
||||
operation: 'Periodic metrics calculation complete',
|
||||
current: 100,
|
||||
total: 100,
|
||||
elapsed: global.formatElapsedTime(startTime),
|
||||
remaining: '0s',
|
||||
rate: 0,
|
||||
percentage: '100',
|
||||
timing: {
|
||||
start_time: new Date(startTime).toISOString(),
|
||||
end_time: new Date().toISOString(),
|
||||
elapsed_seconds: Math.round((Date.now() - startTime) / 1000)
|
||||
}
|
||||
});
|
||||
|
||||
// Update history with completion
|
||||
await connection.query(`
|
||||
UPDATE calculate_history
|
||||
SET
|
||||
end_time = NOW(),
|
||||
duration_seconds = $1,
|
||||
status = 'completed'
|
||||
WHERE id = $2
|
||||
`, [Math.round((Date.now() - startTime) / 1000), calculateHistoryId]);
|
||||
|
||||
// Clear progress file on successful completion
|
||||
global.clearProgress();
|
||||
|
||||
return {
|
||||
success: true,
|
||||
message: 'Periodic metrics calculation completed successfully',
|
||||
duration: Math.round((Date.now() - startTime) / 1000)
|
||||
};
|
||||
} catch (error) {
|
||||
const endTime = Date.now();
|
||||
const totalElapsedSeconds = Math.round((endTime - startTime) / 1000);
|
||||
|
||||
// Update history with error
|
||||
if (connection && calculateHistoryId) {
|
||||
await connection.query(`
|
||||
UPDATE calculate_history
|
||||
SET
|
||||
end_time = NOW(),
|
||||
duration_seconds = $1,
|
||||
status = $2,
|
||||
error_message = $3
|
||||
WHERE id = $4
|
||||
`, [
|
||||
totalElapsedSeconds,
|
||||
isCancelled ? 'cancelled' : 'failed',
|
||||
error.message,
|
||||
calculateHistoryId
|
||||
]);
|
||||
}
|
||||
|
||||
if (isCancelled) {
|
||||
global.outputProgress({
|
||||
status: 'cancelled',
|
||||
operation: 'Calculation cancelled',
|
||||
current: 50,
|
||||
total: 100,
|
||||
elapsed: global.formatElapsedTime(startTime),
|
||||
remaining: null,
|
||||
rate: 0,
|
||||
percentage: '50',
|
||||
timing: {
|
||||
start_time: new Date(startTime).toISOString(),
|
||||
end_time: new Date().toISOString(),
|
||||
elapsed_seconds: Math.round((Date.now() - startTime) / 1000)
|
||||
}
|
||||
});
|
||||
} else {
|
||||
global.outputProgress({
|
||||
status: 'error',
|
||||
operation: 'Error: ' + error.message,
|
||||
current: 50,
|
||||
total: 100,
|
||||
elapsed: global.formatElapsedTime(startTime),
|
||||
remaining: null,
|
||||
rate: 0,
|
||||
percentage: '50',
|
||||
timing: {
|
||||
start_time: new Date(startTime).toISOString(),
|
||||
end_time: new Date().toISOString(),
|
||||
elapsed_seconds: Math.round((Date.now() - startTime) / 1000)
|
||||
}
|
||||
});
|
||||
}
|
||||
throw error;
|
||||
} finally {
|
||||
// Clear the timeout to prevent forced termination
|
||||
clearTimeout(timeout);
|
||||
|
||||
// Always release connection
|
||||
if (connection) {
|
||||
try {
|
||||
connection.release();
|
||||
} catch (err) {
|
||||
console.error('Error in final cleanup:', err);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// Export as a module with all necessary functions
|
||||
module.exports = {
|
||||
updatePeriodicMetrics,
|
||||
cancelCalculation,
|
||||
getProgress: global.getProgress
|
||||
};
|
||||
|
||||
// Run directly if called from command line
|
||||
if (require.main === module) {
|
||||
updatePeriodicMetrics().then(() => {
|
||||
closePool().then(() => {
|
||||
process.exit(0);
|
||||
});
|
||||
}).catch(error => {
|
||||
console.error('Error:', error);
|
||||
closePool().then(() => {
|
||||
process.exit(1);
|
||||
});
|
||||
});
|
||||
}
|
||||
Reference in New Issue
Block a user