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56 lines
1.2 KiB
56 lines
1.2 KiB
package types
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import (
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"fmt"
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"strings"
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)
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type NodeInfo struct {
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Moniker string
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Network string
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Version string
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Host string
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P2PPort uint16
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RPCPort uint16
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}
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func (ni *NodeInfo) CompatibleWith(no *NodeInfo) error {
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iM, im, _, ie := splitVersion(ni.Version)
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oM, om, _, oe := splitVersion(no.Version)
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// if our own version number is not formatted right, we messed up
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if ie != nil {
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return ie
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}
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// version number must be formatted correctly ("x.x.x")
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if oe != nil {
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return oe
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}
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// major version must match
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if iM != oM {
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return fmt.Errorf("Peer is on a different major version. Got %v, expected %v", oM, iM)
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}
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// minor version must match
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if im != om {
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return fmt.Errorf("Peer is on a different minor version. Got %v, expected %v", om, im)
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}
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// nodes must be on the same network
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if ni.Network != no.Network {
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return fmt.Errorf("Peer is on a different network. Got %v, expected %v", no.Network, ni.Network)
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}
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return nil
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}
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func splitVersion(version string) (string, string, string, error) {
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spl := strings.Split(version, ".")
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if len(spl) != 3 {
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return "", "", "", fmt.Errorf("Invalid version format %v", version)
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}
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return spl[0], spl[1], spl[2], nil
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}
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