Add full Oculog codebase

server/backend/db/migration_add_synthetic_monitors.sql

@@ -0,0 +1,44 @@
+-- Create synthetic_monitors table
+CREATE TABLE IF NOT EXISTS synthetic_monitors (
+    id SERIAL PRIMARY KEY,
+    name VARCHAR(255) NOT NULL,
+    type VARCHAR(50) NOT NULL CHECK (type IN ('http_status', 'ping', 'port_check')),
+    target VARCHAR(500) NOT NULL,
+    expected_status INTEGER,
+    port INTEGER,
+    interval INTEGER NOT NULL DEFAULT 60,
+    enabled BOOLEAN DEFAULT TRUE,
+    created_at TIMESTAMP WITH TIME ZONE NOT NULL DEFAULT NOW(),
+    updated_at TIMESTAMP WITH TIME ZONE NOT NULL DEFAULT NOW()
+);
+
+-- Create monitor_results table
+CREATE TABLE IF NOT EXISTS monitor_results (
+    id SERIAL PRIMARY KEY,
+    monitor_id INTEGER NOT NULL REFERENCES synthetic_monitors(id) ON DELETE CASCADE,
+    status VARCHAR(20) NOT NULL CHECK (status IN ('success', 'failed')),
+    response_time INTEGER,
+    message TEXT,
+    timestamp TIMESTAMP WITH TIME ZONE NOT NULL DEFAULT NOW()
+);
+
+-- Create indexes for better query performance
+CREATE INDEX IF NOT EXISTS idx_monitor_results_monitor_id ON monitor_results(monitor_id);
+CREATE INDEX IF NOT EXISTS idx_monitor_results_timestamp ON monitor_results(timestamp DESC);
+CREATE INDEX IF NOT EXISTS idx_synthetic_monitors_enabled ON synthetic_monitors(enabled) WHERE enabled = TRUE;
+
+-- Create function to update updated_at timestamp
+CREATE OR REPLACE FUNCTION update_updated_at_column()
+RETURNS TRIGGER AS $$
+BEGIN
+    NEW.updated_at = NOW();
+    RETURN NEW;
+END;
+$$ LANGUAGE plpgsql;
+
+-- Create trigger to automatically update updated_at
+DROP TRIGGER IF EXISTS trigger_update_synthetic_monitors_updated_at ON synthetic_monitors;
+CREATE TRIGGER trigger_update_synthetic_monitors_updated_at
+    BEFORE UPDATE ON synthetic_monitors
+    FOR EACH ROW
+    EXECUTE FUNCTION update_updated_at_column();