Rongsong Shen
da6d967a33
- parsePeer: use net.SplitHostPort (handles IPv6, stdlib convention) - tryConnect: take Go strings, own CGO allocation internally - RegisterToBackend: remove unreachable 'no HA candidates' error path - Sync Peers field comment between utils and backend config structs
24 lines
627 B
Go
24 lines
627 B
Go
package backend
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import (
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"fmt"
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"net"
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"strconv"
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)
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// parsePeer splits a "host:port" string. Uses net.SplitHostPort so IPv6
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// bracket notation (e.g. "[::1]:9990") is handled correctly.
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func parsePeer(peer string) (host string, port int, err error) {
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h, portStr, err := net.SplitHostPort(peer)
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if err != nil {
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return "", 0, fmt.Errorf("invalid peer %q: %w", peer, err)
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}
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if h == "" {
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return "", 0, fmt.Errorf("invalid peer %q: empty host", peer)
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}
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port, err = strconv.Atoi(portStr)
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if err != nil || port <= 0 || port > 65535 {
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return "", 0, fmt.Errorf("invalid port in peer %q", peer)
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}
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return h, port, nil
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}
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