IOS Companion for @LimesKey/Serviceberry (on github)
Fix mDNS discovery: use nil domain, add retry logic for DefunctConnection errors
+21
-6
+21
-6
serviceberry/Services/MDNSDiscovery.swift
+21
-6
serviceberry/Services/MDNSDiscovery.swift
···
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12
@Published var isSearching = false
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@Published var lastError: Error?
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@Published var debugState: String = "idle"
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+
private var retryCount = 0
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private let maxRetries = 3
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/// Start browsing for Serviceberry servers
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func startBrowsing() {
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retryCount = 0
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startBrowsingInternal()
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}
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+
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+
private func startBrowsingInternal() {
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stopBrowsing()
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discoveredServers = []
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isSearching = true
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debugState = "starting"
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-
// Use "local." domain with trailing dot (standard DNS format)
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+
// Use nil domain to search all local domains
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let descriptor = NWBrowser.Descriptor.bonjour(
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type: Constants.bonjourServiceType,
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domain: Constants.bonjourDomain
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domain: nil
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)
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-
// Configure parameters for local network discovery
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// Use default parameters for mDNS browsing
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let parameters = NWParameters()
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-
parameters.allowLocalEndpointReuse = true
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-
parameters.acceptLocalOnly = true
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-
parameters.allowFastOpen = true
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parameters.includePeerToPeer = true
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print("[mDNS] Creating browser for type: \(Constants.bonjourServiceType)")
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browser = NWBrowser(for: descriptor, using: parameters)
···
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self.debugState = "failed: \(error.localizedDescription)"
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self.lastError = error
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self.isSearching = false
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// Auto-retry after 2 seconds on failure (up to maxRetries)
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if self.retryCount < self.maxRetries {
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self.retryCount += 1
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self.debugState = "retrying (\(self.retryCount)/\(self.maxRetries))..."
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Task {
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try? await Task.sleep(nanoseconds: 2_000_000_000)
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print("[mDNS] Auto-retrying (\(self.retryCount)/\(self.maxRetries))...")
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self.startBrowsingInternal()
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}
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}
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case .cancelled:
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print("[mDNS] Browser cancelled")
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self.debugState = "cancelled"