77 lines
1.6 KiB
Go
77 lines
1.6 KiB
Go
package ice
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import (
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"net"
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"strings"
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)
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// CandidateHost is a candidate of type host
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type CandidateHost struct {
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candidateBase
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network string
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}
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// CandidateHostConfig is the config required to create a new CandidateHost
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type CandidateHostConfig struct {
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CandidateID string
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Network string
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Address string
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Port int
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Component uint16
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Priority uint32
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Foundation string
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TCPType TCPType
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}
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// NewCandidateHost creates a new host candidate
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func NewCandidateHost(config *CandidateHostConfig) (*CandidateHost, error) {
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candidateID := config.CandidateID
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if candidateID == "" {
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candidateID = globalCandidateIDGenerator.Generate()
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}
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c := &CandidateHost{
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candidateBase: candidateBase{
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id: candidateID,
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address: config.Address,
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candidateType: CandidateTypeHost,
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component: config.Component,
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port: config.Port,
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tcpType: config.TCPType,
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foundationOverride: config.Foundation,
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priorityOverride: config.Priority,
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},
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network: config.Network,
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}
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if !strings.HasSuffix(config.Address, ".local") {
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ip := net.ParseIP(config.Address)
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if ip == nil {
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return nil, ErrAddressParseFailed
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}
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if err := c.setIP(ip); err != nil {
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return nil, err
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}
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} else {
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// Until mDNS candidate is resolved assume it is UDPv4
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c.candidateBase.networkType = NetworkTypeUDP4
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}
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return c, nil
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}
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func (c *CandidateHost) setIP(ip net.IP) error {
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networkType, err := determineNetworkType(c.network, ip)
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if err != nil {
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return err
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}
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c.candidateBase.networkType = networkType
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c.candidateBase.resolvedAddr = createAddr(networkType, ip, c.port)
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return nil
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}
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