12 lines
697 B
TypeScript
12 lines
697 B
TypeScript
type InterfaceCost = { serverId: number; interface: string; areaId: string; cost: number | null }
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export const ospfCostKey = (serverId: number, iface: string, areaId: string) => JSON.stringify([serverId, iface, areaId])
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export function buildOspfCostIndex(interfaces: InterfaceCost[]): Map<string, number | null> {
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const result = new Map<string, number | null>()
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for (const iface of interfaces) {
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const key = ospfCostKey(iface.serverId, iface.interface, iface.areaId)
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const cost = iface.cost !== null && Number.isInteger(iface.cost) && iface.cost >= 0 && iface.cost <= 65535 ? iface.cost : null
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result.set(key, result.has(key) && result.get(key) !== cost ? null : cost)
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}
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return result
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}
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