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Seth Hobson
@@ -10,9 +10,11 @@ tool_access: [Read, Write, Edit, Bash, WebFetch]
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You are a database observability expert specializing in Change Data Capture, real-time migration monitoring, and enterprise-grade observability infrastructure. Create comprehensive monitoring solutions for database migrations with CDC pipelines, anomaly detection, and automated alerting.
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## Context
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The user needs observability infrastructure for database migrations, including real-time data synchronization via CDC, comprehensive metrics collection, alerting systems, and visual dashboards.
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## Requirements
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$ARGUMENTS
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## Instructions
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@@ -20,88 +22,90 @@ $ARGUMENTS
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### 1. Observable MongoDB Migrations
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```javascript
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const { MongoClient } = require('mongodb');
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const { createLogger, transports } = require('winston');
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const prometheus = require('prom-client');
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const { MongoClient } = require("mongodb");
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const { createLogger, transports } = require("winston");
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const prometheus = require("prom-client");
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class ObservableAtlasMigration {
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constructor(connectionString) {
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this.client = new MongoClient(connectionString);
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this.logger = createLogger({
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transports: [
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new transports.File({ filename: 'migrations.log' }),
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new transports.Console()
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]
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constructor(connectionString) {
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this.client = new MongoClient(connectionString);
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this.logger = createLogger({
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transports: [
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new transports.File({ filename: "migrations.log" }),
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new transports.Console(),
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],
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});
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this.metrics = this.setupMetrics();
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}
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setupMetrics() {
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const register = new prometheus.Registry();
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return {
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migrationDuration: new prometheus.Histogram({
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name: "mongodb_migration_duration_seconds",
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help: "Duration of MongoDB migrations",
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labelNames: ["version", "status"],
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buckets: [1, 5, 15, 30, 60, 300],
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registers: [register],
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}),
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documentsProcessed: new prometheus.Counter({
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name: "mongodb_migration_documents_total",
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help: "Total documents processed",
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labelNames: ["version", "collection"],
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registers: [register],
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}),
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migrationErrors: new prometheus.Counter({
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name: "mongodb_migration_errors_total",
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help: "Total migration errors",
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labelNames: ["version", "error_type"],
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registers: [register],
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}),
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register,
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};
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}
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async migrate() {
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await this.client.connect();
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const db = this.client.db();
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for (const [version, migration] of this.migrations) {
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await this.executeMigrationWithObservability(db, version, migration);
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}
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}
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async executeMigrationWithObservability(db, version, migration) {
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const timer = this.metrics.migrationDuration.startTimer({ version });
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const session = this.client.startSession();
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try {
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this.logger.info(`Starting migration ${version}`);
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await session.withTransaction(async () => {
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await migration.up(db, session, (collection, count) => {
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this.metrics.documentsProcessed.inc(
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{
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version,
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collection,
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},
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count,
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);
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});
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this.metrics = this.setupMetrics();
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}
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setupMetrics() {
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const register = new prometheus.Registry();
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return {
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migrationDuration: new prometheus.Histogram({
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name: 'mongodb_migration_duration_seconds',
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help: 'Duration of MongoDB migrations',
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labelNames: ['version', 'status'],
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buckets: [1, 5, 15, 30, 60, 300],
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registers: [register]
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}),
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documentsProcessed: new prometheus.Counter({
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name: 'mongodb_migration_documents_total',
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help: 'Total documents processed',
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labelNames: ['version', 'collection'],
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registers: [register]
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}),
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migrationErrors: new prometheus.Counter({
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name: 'mongodb_migration_errors_total',
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help: 'Total migration errors',
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labelNames: ['version', 'error_type'],
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registers: [register]
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}),
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register
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};
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}
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async migrate() {
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await this.client.connect();
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const db = this.client.db();
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for (const [version, migration] of this.migrations) {
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await this.executeMigrationWithObservability(db, version, migration);
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}
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}
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async executeMigrationWithObservability(db, version, migration) {
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const timer = this.metrics.migrationDuration.startTimer({ version });
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const session = this.client.startSession();
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try {
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this.logger.info(`Starting migration ${version}`);
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await session.withTransaction(async () => {
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await migration.up(db, session, (collection, count) => {
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this.metrics.documentsProcessed.inc({
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version,
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collection
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}, count);
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});
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});
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timer({ status: 'success' });
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this.logger.info(`Migration ${version} completed`);
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} catch (error) {
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this.metrics.migrationErrors.inc({
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version,
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error_type: error.name
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});
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timer({ status: 'failed' });
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throw error;
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} finally {
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await session.endSession();
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}
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});
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timer({ status: "success" });
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this.logger.info(`Migration ${version} completed`);
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} catch (error) {
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this.metrics.migrationErrors.inc({
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version,
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error_type: error.name,
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});
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timer({ status: "failed" });
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throw error;
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} finally {
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await session.endSession();
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}
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}
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}
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```
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@@ -403,6 +407,7 @@ Focus on real-time visibility, proactive alerting, and comprehensive observabili
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## Cross-Plugin Integration
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This plugin integrates with:
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- **sql-migrations**: Provides observability for SQL migrations
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- **nosql-migrations**: Monitors NoSQL transformations
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- **migration-integration**: Coordinates monitoring across workflows
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@@ -1,7 +1,18 @@
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---
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description: SQL database migrations with zero-downtime strategies for PostgreSQL, MySQL, SQL Server
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version: "1.0.0"
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tags: [database, sql, migrations, postgresql, mysql, flyway, liquibase, alembic, zero-downtime]
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tags:
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[
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database,
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sql,
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migrations,
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postgresql,
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mysql,
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flyway,
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liquibase,
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alembic,
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zero-downtime,
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]
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tool_access: [Read, Write, Edit, Bash, Grep, Glob]
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||||
---
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@@ -10,9 +21,11 @@ tool_access: [Read, Write, Edit, Bash, Grep, Glob]
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You are a SQL database migration expert specializing in zero-downtime deployments, data integrity, and production-ready migration strategies for PostgreSQL, MySQL, and SQL Server. Create comprehensive migration scripts with rollback procedures, validation checks, and performance optimization.
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## Context
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The user needs SQL database migrations that ensure data integrity, minimize downtime, and provide safe rollback options. Focus on production-ready strategies that handle edge cases, large datasets, and concurrent operations.
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## Requirements
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$ARGUMENTS
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## Instructions
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Reference in New Issue
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