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minor formatting changes

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This commit is contained in:
Steven Polley 2024-04-18 09:39:05 -06:00
parent 1ffadf5c86
commit 344d874c02
4 changed files with 0 additions and 16 deletions
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1
hypd/cmd/defaultconfig.go
View File

@ -31,5 +31,4 @@ hypd generate defaultconfig | tee hypdconfig.json`,
func init() { func init() {
generateCmd.AddCommand(defaultconfigCmd) generateCmd.AddCommand(defaultconfigCmd)
} }

10
hypd/cmd/secret.go
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@ -31,14 +31,4 @@ hypd generate secret > hyp.secret`,
func init() { func init() {
generateCmd.AddCommand(secretCmd) generateCmd.AddCommand(secretCmd)
// Here you will define your flags and configuration settings.
// Cobra supports Persistent Flags which will work for this command
// and all subcommands, e.g.:
// secretCmd.PersistentFlags().String("foo", "", "A help for foo")
// Cobra supports local flags which will only run when this command
// is called directly, e.g.:
// secretCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
} }

2
hypd/cmd/server.go
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@ -37,7 +37,6 @@ Example Usage:
hypd server /etc/hyp/hypdconfig.json hypd server /etc/hyp/hypdconfig.json
`, `,
Run: func(cmd *cobra.Command, args []string) { Run: func(cmd *cobra.Command, args []string) {
currentUser, err := user.Current() currentUser, err := user.Current()
if err != nil { if err != nil {
panic(fmt.Errorf("could not determine current user: %w", err)) panic(fmt.Errorf("could not determine current user: %w", err))
@ -54,7 +53,6 @@ Example Usage:
if err != nil { if err != nil {
panic(fmt.Errorf("failed to start packet server: %w", err)) panic(fmt.Errorf("failed to start packet server: %w", err))
} }
}, },
} }

3
hypd/server/packet.go
View File

@ -50,7 +50,6 @@ var (
// it sets up the pcap on the capture device and starts a goroutine // it sets up the pcap on the capture device and starts a goroutine
// to rotate the knock sequence // to rotate the knock sequence
func PacketServer(config *configuration.HypdConfiguration) error { func PacketServer(config *configuration.HypdConfiguration) error {
iface, err := net.InterfaceByName(config.NetworkInterface) iface, err := net.InterfaceByName(config.NetworkInterface)
if err != nil { if err != nil {
log.Fatalf("lookup network iface %q: %v", config.NetworkInterface, err) log.Fatalf("lookup network iface %q: %v", config.NetworkInterface, err)
@ -148,8 +147,6 @@ func handleKnock(knockEvent hyp_bpfKnockData) {
} }
// if it's wrong, reset progress // if it's wrong, reset progress
// TBD: vulnerable to sweep attack - this won't be triggered if a wrong packet doesn't match BPF filter
// TBD: make the sweep attack fix on by default, but configurable to be off to allow for limited BPF filter for extremely low overhead as compromise.
if knockEvent.Dstport != client.Sequence[client.Progress] { if knockEvent.Dstport != client.Sequence[client.Progress] {
delete(clients, knockEvent.Srcip) delete(clients, knockEvent.Srcip)
fmt.Printf("port '%d' is in sequence, but came at unexpected order - resetting progress", knockEvent.Dstport) fmt.Printf("port '%d' is in sequence, but came at unexpected order - resetting progress", knockEvent.Dstport)