Add full Oculog codebase

server/backend/db/init.sql

@@ -0,0 +1,125 @@
+-- Create metrics table
+CREATE TABLE IF NOT EXISTS metrics (
+    id SERIAL PRIMARY KEY,
+    server_id VARCHAR(255) NOT NULL,
+    timestamp TIMESTAMP WITH TIME ZONE NOT NULL DEFAULT NOW(),
+    cpu_usage DECIMAL(5,2),
+    cpu_cores INTEGER,
+    memory_total DECIMAL(10,2),
+    memory_used DECIMAL(10,2),
+    memory_available DECIMAL(10,2),
+    memory_percent DECIMAL(5,2),
+    disk_total DECIMAL(10,2),
+    disk_used DECIMAL(10,2),
+    disk_free DECIMAL(10,2),
+    disk_percent DECIMAL(5,2),
+    disks JSONB,
+    network_rx DECIMAL(10,2),
+    network_tx DECIMAL(10,2),
+    network_rx_total DECIMAL(10,2),
+    network_tx_total DECIMAL(10,2),
+    created_at TIMESTAMP WITH TIME ZONE NOT NULL DEFAULT NOW()
+);
+
+-- Create indexes for better query performance
+CREATE INDEX IF NOT EXISTS idx_metrics_server_id ON metrics(server_id);
+CREATE INDEX IF NOT EXISTS idx_metrics_timestamp ON metrics(timestamp);
+CREATE INDEX IF NOT EXISTS idx_metrics_server_timestamp ON metrics(server_id, timestamp DESC);
+
+-- Migration: Add disks column if it doesn't exist (for existing databases)
+DO $$
+BEGIN
+    IF NOT EXISTS (
+        SELECT 1 FROM information_schema.columns 
+        WHERE table_name = 'metrics' AND column_name = 'disks'
+    ) THEN
+        ALTER TABLE metrics ADD COLUMN disks JSONB;
+        CREATE INDEX IF NOT EXISTS idx_metrics_disks ON metrics USING GIN (disks);
+    END IF;
+END $$;
+
+-- Create index for disks column (will be created if column exists)
+CREATE INDEX IF NOT EXISTS idx_metrics_disks ON metrics USING GIN (disks);
+
+-- Migration: Add load average columns if they don't exist
+DO $$
+BEGIN
+    IF NOT EXISTS (
+        SELECT 1 FROM information_schema.columns 
+        WHERE table_name = 'metrics' AND column_name = 'load_avg_1min'
+    ) THEN
+        ALTER TABLE metrics ADD COLUMN load_avg_1min DECIMAL(5,2);
+        ALTER TABLE metrics ADD COLUMN load_avg_5min DECIMAL(5,2);
+        ALTER TABLE metrics ADD COLUMN load_avg_15min DECIMAL(5,2);
+    END IF;
+END $$;
+
+-- Migration: Add swap columns if they don't exist
+DO $$
+BEGIN
+    IF NOT EXISTS (
+        SELECT 1 FROM information_schema.columns 
+        WHERE table_name = 'metrics' AND column_name = 'swap_total'
+    ) THEN
+        ALTER TABLE metrics ADD COLUMN swap_total DECIMAL(10,2);
+        ALTER TABLE metrics ADD COLUMN swap_used DECIMAL(10,2);
+        ALTER TABLE metrics ADD COLUMN swap_free DECIMAL(10,2);
+        ALTER TABLE metrics ADD COLUMN swap_percent DECIMAL(5,2);
+    END IF;
+END $$;
+
+-- Migration: Add process_count and uptime columns if they don't exist
+DO $$
+BEGIN
+    IF NOT EXISTS (
+        SELECT 1 FROM information_schema.columns 
+        WHERE table_name = 'metrics' AND column_name = 'process_count'
+    ) THEN
+        ALTER TABLE metrics ADD COLUMN process_count INTEGER;
+        ALTER TABLE metrics ADD COLUMN uptime_seconds DECIMAL(10,2);
+    END IF;
+END $$;
+
+-- Create servers table to track server metadata
+CREATE TABLE IF NOT EXISTS servers (
+    server_id VARCHAR(255) PRIMARY KEY,
+    hostname VARCHAR(255),
+    first_seen TIMESTAMP WITH TIME ZONE NOT NULL DEFAULT NOW(),
+    last_seen TIMESTAMP WITH TIME ZONE NOT NULL DEFAULT NOW(),
+    total_metrics_count INTEGER DEFAULT 0
+);
+
+-- Create function to update server last_seen and metrics count
+CREATE OR REPLACE FUNCTION update_server_stats()
+RETURNS TRIGGER AS $$
+BEGIN
+    INSERT INTO servers (server_id, hostname, first_seen, last_seen, total_metrics_count)
+    VALUES (NEW.server_id, NEW.server_id, NOW(), NOW(), 1)
+    ON CONFLICT (server_id) DO UPDATE
+    SET last_seen = NOW(),
+        total_metrics_count = servers.total_metrics_count + 1;
+    RETURN NEW;
+END;
+$$ LANGUAGE plpgsql;
+
+-- Create trigger to automatically update server stats
+DROP TRIGGER IF EXISTS trigger_update_server_stats ON metrics;
+CREATE TRIGGER trigger_update_server_stats
+    AFTER INSERT ON metrics
+    FOR EACH ROW
+    EXECUTE FUNCTION update_server_stats();
+
+-- Create API keys table for client authentication
+CREATE TABLE IF NOT EXISTS api_keys (
+    id SERIAL PRIMARY KEY,
+    key_hash VARCHAR(255) NOT NULL UNIQUE,
+    server_id VARCHAR(255),
+    name VARCHAR(255),
+    created_at TIMESTAMP WITH TIME ZONE NOT NULL DEFAULT NOW(),
+    last_used TIMESTAMP WITH TIME ZONE,
+    is_active BOOLEAN DEFAULT TRUE
+);
+
+CREATE INDEX IF NOT EXISTS idx_api_keys_hash ON api_keys(key_hash);
+CREATE INDEX IF NOT EXISTS idx_api_keys_server_id ON api_keys(server_id);
+