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Replace live_routes database table with in-memory routing table

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- Remove live_routes table from SQL schema and all related indexes
- Create new internal/routingtable package with thread-safe RoutingTable
- Implement RouteKey-based indexing with secondary indexes for efficient lookups
- Add RoutingTableHandler to manage in-memory routes separately from database
- Update DatabaseHandler to only handle persistent database operations
- Wire up RoutingTable through fx dependency injection
- Update server to get live route count from routing table instead of database
- Remove LiveRoutes field from database.Stats struct
- Update tests to work with new architecture
This commit is contained in:
Jeffrey Paul
2025-07-27 23:16:19 +02:00
parent b49d3ce88c
commit a555a1dee2
14 changed files with 745 additions and 268 deletions
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51
internal/database/schema.sql
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@@ -48,20 +48,6 @@ CREATE TABLE IF NOT EXISTS bgp_peers (
last_message_type TEXT
);
-- Live routing table: current state of announced routes
CREATE TABLE IF NOT EXISTS live_routes (
id TEXT PRIMARY KEY,
prefix_id TEXT NOT NULL,
origin_asn_id TEXT NOT NULL,
peer_asn INTEGER NOT NULL,
next_hop TEXT,
announced_at DATETIME NOT NULL,
withdrawn_at DATETIME,
FOREIGN KEY (prefix_id) REFERENCES prefixes(id),
FOREIGN KEY (origin_asn_id) REFERENCES asns(id),
UNIQUE(prefix_id, origin_asn_id, peer_asn)
);
CREATE INDEX IF NOT EXISTS idx_prefixes_ip_version ON prefixes(ip_version);
CREATE INDEX IF NOT EXISTS idx_prefixes_version_prefix ON prefixes(ip_version, prefix);
CREATE INDEX IF NOT EXISTS idx_announcements_timestamp ON announcements(timestamp);
@@ -71,43 +57,6 @@ CREATE INDEX IF NOT EXISTS idx_asn_peerings_from_asn ON asn_peerings(from_asn_id
CREATE INDEX IF NOT EXISTS idx_asn_peerings_to_asn ON asn_peerings(to_asn_id);
CREATE INDEX IF NOT EXISTS idx_asn_peerings_lookup ON asn_peerings(from_asn_id, to_asn_id);
-- Indexes for live routes table
CREATE INDEX IF NOT EXISTS idx_live_routes_active
ON live_routes(prefix_id, origin_asn_id)
WHERE withdrawn_at IS NULL;
CREATE INDEX IF NOT EXISTS idx_live_routes_origin
ON live_routes(origin_asn_id)
WHERE withdrawn_at IS NULL;
CREATE INDEX IF NOT EXISTS idx_live_routes_prefix
ON live_routes(prefix_id)
WHERE withdrawn_at IS NULL;
-- Critical index for the most common query pattern
CREATE INDEX IF NOT EXISTS idx_live_routes_lookup
ON live_routes(prefix_id, origin_asn_id, peer_asn)
WHERE withdrawn_at IS NULL;
-- Index for withdrawal updates by prefix and peer
CREATE INDEX IF NOT EXISTS idx_live_routes_withdraw
ON live_routes(prefix_id, peer_asn)
WHERE withdrawn_at IS NULL;
-- Covering index for SELECT id queries (includes id in index)
CREATE INDEX IF NOT EXISTS idx_live_routes_covering
ON live_routes(prefix_id, origin_asn_id, peer_asn, id)
WHERE withdrawn_at IS NULL;
-- Index for UPDATE by id operations
CREATE INDEX IF NOT EXISTS idx_live_routes_id
ON live_routes(id);
-- Index for stats queries
CREATE INDEX IF NOT EXISTS idx_live_routes_stats
ON live_routes(withdrawn_at)
WHERE withdrawn_at IS NULL;
-- Additional indexes for prefixes table
CREATE INDEX IF NOT EXISTS idx_prefixes_prefix ON prefixes(prefix);