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Fix rare crash

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This commit is contained in:
nielsandriesse 2020-10-13 15:32:02 +11:00
parent 9204de6e9c
commit 30bb3dcb6f
1 changed files with 5 additions and 1 deletions
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6
SignalServiceKit/src/Loki/API/SnodeAPI.swift
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@ -89,7 +89,11 @@ public final class SnodeAPI : NSObject {
return Snode(address: "https://\(address)", port: UInt16(port), publicKeySet: Snode.KeySet(ed25519Key: ed25519PublicKey, x25519Key: x25519PublicKey))
})
// randomElement() uses the system's default random generator, which is cryptographically secure
return snodePool.randomElement()!
if !snodePool.isEmpty {
return snodePool.randomElement()!
} else {
throw SnodeAPIError.randomSnodePoolUpdatingFailed
}
}
}.done2 { snode in
seal.fulfill(snode)