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ipn/localapi, cmd/tailscale: add API to get prefs, CLI debug command to show

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Updates #1436

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
This commit is contained in:
Brad Fitzpatrick
2021-04-07 08:27:35 -07:00
parent 03be116997
commit 50b309c1eb
5 changed files with 57 additions and 1 deletions
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17
cmd/tailscale/cli/debug.go
View File

@@ -30,6 +30,8 @@ var debugCmd = &ffcli.Command{
fs := flag.NewFlagSet("debug", flag.ExitOnError)
fs.BoolVar(&debugArgs.goroutines, "daemon-goroutines", false, "If true, dump the tailscaled daemon's goroutines")
fs.BoolVar(&debugArgs.ipn, "ipn", false, "If true, subscribe to IPN notifications")
fs.BoolVar(&debugArgs.prefs, "prefs", false, "If true, dump active prefs")
fs.BoolVar(&debugArgs.pretty, "pretty", false, "If true, pretty-print output (for --prefs)")
fs.BoolVar(&debugArgs.netMap, "netmap", true, "whether to include netmap in --ipn mode")
fs.BoolVar(&debugArgs.localCreds, "local-creds", false, "print how to connect to local tailscaled")
fs.StringVar(&debugArgs.file, "file", "", "get, delete:NAME, or NAME")
@@ -43,6 +45,8 @@ var debugArgs struct {
ipn bool
netMap bool
file string
prefs bool
pretty bool
}
func runDebug(ctx context.Context, args []string) error {
@@ -62,6 +66,19 @@ func runDebug(ctx context.Context, args []string) error {
fmt.Printf("curl --unix-socket %s http://foo/localapi/v0/status\n", paths.DefaultTailscaledSocket())
return nil
}
if debugArgs.prefs {
prefs, err := tailscale.GetPrefs(ctx)
if err != nil {
return err
}
if debugArgs.pretty {
fmt.Println(prefs.Pretty())
} else {
j, _ := json.MarshalIndent(prefs, "", "\t")
fmt.Println(string(j))
}
return nil
}
if debugArgs.goroutines {
goroutines, err := tailscale.Goroutines(ctx)
if err != nil {

2
cmd/tailscale/depaware.txt
View File

@@ -19,7 +19,7 @@ tailscale.com/cmd/tailscale dependencies: (generated by github.com/tailscale/dep
tailscale.com/derp/derphttp from tailscale.com/net/netcheck
tailscale.com/derp/derpmap from tailscale.com/cmd/tailscale/cli
tailscale.com/disco from tailscale.com/derp
tailscale.com/ipn from tailscale.com/cmd/tailscale/cli
tailscale.com/ipn from tailscale.com/cmd/tailscale/cli+
tailscale.com/ipn/ipnstate from tailscale.com/cmd/tailscale/cli+
tailscale.com/metrics from tailscale.com/derp
tailscale.com/net/dnscache from tailscale.com/derp/derphttp