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Copy pathadmin.go
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208 lines (190 loc) · 6.01 KB
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package main
import (
"bytes"
"context"
"crypto/sha256"
"encoding/base64"
"encoding/hex"
"fmt"
"io"
"net/http"
"fiatjaf.com/nostr"
"fiatjaf.com/nostr/nip86"
"github.com/urfave/cli/v3"
)
var admin = &cli.Command{
Name: "admin",
Usage: "manage relays using the relay management API",
Description: `examples:
nak admin allowpubkey myrelay.com --pubkey 1234... --reason "good user"
nak admin banpubkey myrelay.com --pubkey 1234... --reason "spam"
nak admin listallowedpubkeys myrelay.com
nak admin changerelayname myrelay.com --name "My Relay"`,
ArgsUsage: "<relay-url>",
DisableSliceFlagSeparator: true,
Commands: (func() []*cli.Command {
methods := []struct {
method string
args []string
}{
{"allowpubkey", []string{"pubkey", "reason"}},
{"banpubkey", []string{"pubkey", "reason"}},
{"listallowedpubkeys", nil},
{"listbannedpubkeys", nil},
{"listeventsneedingmoderation", nil},
{"allowevent", []string{"id", "reason"}},
{"banevent", []string{"id", "reason"}},
{"listbannedevents", nil},
{"changerelayname", []string{"name"}},
{"changerelaydescription", []string{"description"}},
{"changerelayicon", []string{"icon"}},
{"allowkind", []string{"kind"}},
{"disallowkind", []string{"kind"}},
{"listallowedkinds", nil},
{"blockip", []string{"ip", "reason"}},
{"unblockip", []string{"ip", "reason"}},
{"listblockedips", nil},
{"listallowedevents", nil},
{"listdisallowedkinds", nil},
{"supportedmethods", nil},
{"stats", nil},
{"grantadmin", []string{"pubkey", "methods"}},
{"revokeadmin", []string{"pubkey", "methods"}},
{"createrole", []string{"role_id", "label", "description", "color", "order"}},
{"editrole", []string{"role_id", "label", "description", "color", "order"}},
{"deleterole", []string{"role_id"}},
{"assignrole", []string{"pubkey", "role_id"}},
{"unassignrole", []string{"pubkey", "role_id"}},
}
commands := make([]*cli.Command, 0, len(methods))
for _, def := range methods {
def := def
flags := make([]cli.Flag, len(def.args), len(def.args)+4)
for i, argName := range def.args {
flags[i] = declareFlag(argName)
}
cmd := &cli.Command{
Name: def.method,
Usage: fmt.Sprintf(`the "%s" relay management RPC call`, def.method),
Description: fmt.Sprintf(
`the "%s" management RPC call, see https://nips.nostr.com/86 for more information`, def.method),
Flags: flags,
DisableSliceFlagSeparator: true,
Action: func(ctx context.Context, c *cli.Command) error {
params := make([]any, len(def.args))
for i, argName := range def.args {
params[i] = getArgument(c, argName)
}
req := nip86.Request{Method: def.method, Params: params}
reqj, _ := json.Marshal(req)
relayUrls := c.Args().Slice()
if len(relayUrls) == 0 {
stdout(string(reqj))
return nil
}
kr, _, err := gatherKeyerFromArguments(ctx, c)
if err != nil {
return err
}
for _, relayUrl := range relayUrls {
httpUrl := "http" + nostr.NormalizeURL(relayUrl)[2:]
log("calling '%s' on %s... ", def.method, httpUrl)
body := bytes.NewBuffer(nil)
body.Write(reqj)
req, err := http.NewRequestWithContext(ctx, "POST", httpUrl, body)
if err != nil {
return fmt.Errorf("failed to create request: %w", err)
}
// Authorization
payloadHash := sha256.Sum256(reqj)
tokenEvent := nostr.Event{
Kind: 27235,
CreatedAt: nostr.Now(),
Tags: nostr.Tags{
{"u", httpUrl},
{"method", "POST"},
{"payload", hex.EncodeToString(payloadHash[:])},
},
}
if err := kr.SignEvent(ctx, &tokenEvent); err != nil {
return fmt.Errorf("failed to sign token event: %w", err)
}
evtj, _ := json.Marshal(tokenEvent)
req.Header.Set("Authorization", "Nostr "+base64.StdEncoding.EncodeToString(evtj))
// Content-Type
req.Header.Set("Content-Type", "application/nostr+json+rpc")
// make request to relay
resp, err := http.DefaultClient.Do(req)
if err != nil {
log("failed: %s\n", err)
continue
}
b, err := io.ReadAll(resp.Body)
resp.Body.Close()
if err != nil {
log("failed to read response: %s\n", err)
continue
}
if resp.StatusCode >= 300 {
log("failed with status %d\n", resp.StatusCode)
bodyPrintable := string(b)
if len(bodyPrintable) > 300 {
bodyPrintable = bodyPrintable[0:297] + "..."
}
log("%s", bodyPrintable)
continue
}
var response nip86.Response
if err := json.Unmarshal(b, &response); err != nil {
log("bad json response: %s\n", err)
bodyPrintable := string(b)
if len(bodyPrintable) > 300 {
bodyPrintable = bodyPrintable[0:297] + "..."
}
log("%s", bodyPrintable)
continue
}
// print the result
log("\n")
pretty, _ := json.MarshalIndent(response, "", " ")
stdout(string(pretty))
}
return nil
},
}
commands = append(commands, cmd)
}
return commands
})(),
}
func declareFlag(argName string) cli.Flag {
usage := "parameter for this management RPC call, see https://nips.nostr.com/86 for more information."
switch argName {
case "pubkey":
return &PubKeyFlag{Name: argName, Usage: usage}
case "id":
return &IDFlag{Name: argName, Usage: usage}
case "kind", "order", "color":
return &cli.IntFlag{Name: argName, Required: true, Usage: usage}
case "reason":
return &cli.StringFlag{Name: argName, Usage: usage}
case "methods":
return &cli.StringSliceFlag{Name: argName, Required: true, Usage: usage}
default:
return &cli.StringFlag{Name: argName, Required: true, Usage: usage}
}
}
func getArgument(c *cli.Command, argName string) any {
switch argName {
case "pubkey":
return getPubKey(c, argName)
case "id":
return getID(c, argName)
case "kind", "order", "color":
return c.Int(argName)
case "methods":
return c.StringSlice(argName)
default:
return c.String(argName)
}
}