// NewRoutingResolver constructs a name resolver using the IPFS Routing system
// to implement SFS-like naming on top.
// cachesize is the limit of the number of entries in the lru cache. Setting it
// to '0' will disable caching.
func NewRoutingResolver(route routing.ValueStore, cachesize int) *routingResolver {
if route == nil {
panic("attempt to create resolver with nil routing system")
}
var cache *lru.Cache
if cachesize > 0 {
cache, _ = lru.New(cachesize)
}
return &routingResolver{
routing: route,
cache: cache,
}
}
func NewProviderManager(ctx context.Context, local peer.ID, dstore ds.Batching) *ProviderManager {
pm := new(ProviderManager)
pm.getprovs = make(chan *getProv)
pm.newprovs = make(chan *addProv)
pm.dstore = autobatch.NewAutoBatching(dstore, batchBufferSize)
cache, err := lru.New(lruCacheSize)
if err != nil {
panic(err) //only happens if negative value is passed to lru constructor
}
pm.providers = cache
pm.proc = goprocessctx.WithContext(ctx)
pm.cleanupInterval = defaultCleanupInterval
pm.proc.Go(func(p goprocess.Process) { pm.run() })
return pm
}
func NewProviderManager(ctx context.Context, local peer.ID, dstore ds.Datastore) *ProviderManager {
pm := new(ProviderManager)
pm.getprovs = make(chan *getProv)
pm.newprovs = make(chan *addProv)
pm.dstore = dstore
cache, err := lru.New(lruCacheSize)
if err != nil {
panic(err) //only happens if negative value is passed to lru constructor
}
pm.providers = cache
pm.getlocal = make(chan chan []key.Key)
pm.local = make(map[key.Key]struct{})
pm.proc = goprocessctx.WithContext(ctx)
pm.cleanupInterval = defaultCleanupInterval
pm.proc.Go(func(p goprocess.Process) { pm.run() })
return pm
}