74 lines
1.8 KiB
Go
74 lines
1.8 KiB
Go
package dsnet
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import (
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"fmt"
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"os"
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"time"
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"text/template"
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)
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func Add() {
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if len(os.Args) <= 2 {
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// TODO non-red
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ExitFail("Hostname argument required: dsnet add <hostname>")
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}
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// TODO maybe accept flags to avoid prompt and allow programmatic use?
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// TODO accept existing pubkey
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conf := MustLoadDsnetConfig()
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hostname := os.Args[2]
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owner := MustPromptString("owner", true)
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description := MustPromptString("Description", true)
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//publicKey := MustPromptString("PublicKey (optional)", false)
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ConfirmOrAbort("\nDo you want to add the above configuration?")
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// newline (not on stdout) to separate config
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fmt.Fprintln(os.Stderr)
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privateKey := GenerateJSONPrivateKey()
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publicKey := privateKey.PublicKey()
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IP := conf.MustAllocateIP()
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peer := PeerConfig{
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Owner: owner,
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Hostname: hostname,
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Description: description,
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PublicKey: publicKey,
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PrivateKey: privateKey, // omitted from server config JSON!
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PresharedKey: GenerateJSONKey(),
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IP: IP,
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Networks: []JSONIPNet{},
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}
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conf.MustAddPeer(peer)
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PrintPeerCfg(peer, conf)
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conf.MustSave()
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ConfigureDevice(conf)
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}
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func PrintPeerCfg(peer PeerConfig, conf *DsnetConfig) {
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const peerConf = `[Interface]
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Address = {{ .Peer.IP }}
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PrivateKey={{ .Peer.PrivateKey.Key }}
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DNS = {{ .DsnetConfig.DNS }}
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[Peer]
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PublicKey={{ .DsnetConfig.PrivateKey.PublicKey.Key }}
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PresharedKey={{ .Peer.PresharedKey.Key }}
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Endpoint={{ .DsnetConfig.ExternalIP }}:{{ .DsnetConfig.ListenPort }}
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#AllowedIPs=0.0.0.0/0
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AllowedIPs={{ .DsnetConfig.Network }}
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PersistentKeepalive={{ .Keepalive }}
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`
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t := template.Must(template.New("peerConf").Parse(peerConf))
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err := t.Execute(os.Stdout, map[string]interface{}{
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"Peer": peer,
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"DsnetConfig": conf,
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"Keepalive": time.Duration(KEEPALIVE).Seconds(),
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})
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check(err)
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}
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