simple api cli

api/unauthenticated.go

@@ -0,0 +1,130 @@
+package api
+
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+	"io"
+	"net/http"
+	"strings"
+)
+
+func BlockedServers() (s []string, err error) {
+	resp, err := http.Get("https://sessionserver.mojang.com/blockedservers")
+	if err != nil {
+		return
+	}
+	defer resp.Body.Close()
+	d, err := io.ReadAll(resp.Body)
+	if err != nil {
+		return
+	}
+	s = strings.Split(string(d), "\n")
+	return
+}
+
+type ProfileProperty struct {
+	Name      string `json:"name"`
+	Signature string `json:"signature,omitempty"`
+	Value     string `json:"value"`
+}
+
+type ProfileResp struct {
+	Id         string            `json:"id"`
+	Name       string            `json:"name"`
+	Legacy     bool              `json:"legacy"`
+	Properties []ProfileProperty `json:"properties"`
+}
+
+func HasJoined(name, server, ip string) (p ProfileResp, err error) {
+	url := "https://sessionserver.mojang.com/session/minecraft/hasJoined?username=" + name + "&serverId=" + server
+	if ip != "" {
+		url += "&ip=" + ip
+	}
+	resp, err := http.Get(url)
+	if err != nil {
+		return
+	}
+	defer resp.Body.Close()
+	if resp.StatusCode != 200 {
+		err = fmt.Errorf("bad status code %v", resp.StatusCode)
+		return
+	}
+	err = json.NewDecoder(resp.Body).Decode(&p)
+	return
+}
+
+type MojangPublicKeysResp struct {
+	ProfilePropertyKeys   []string `json:"profilePropertyKeys"`
+	PlayerCertificateKeys []string `json:"playerCertificateKeys"`
+
+	// AuthenticationKeys are undocumented by wiki.vg but they exist as of the time of writing so ill include them
+	AuthenticationKeys []string `json:"authenticationKeys"`
+}
+
+func MojangPublicKeys() (keys MojangPublicKeysResp, err error) {
+	resp, err := http.Get("https://sessionserver.mojang.com/session/minecraft/profile/public_key_by_token")
+	if err != nil {
+		return
+	}
+	defer resp.Body.Close()
+	err = json.NewDecoder(resp.Body).Decode(&keys)
+	return
+}
+
+func Profile(id string, unsinged bool) (p ProfileResp, err error) {
+	url := "https://sessionserver.mojang.com/session/minecraft/profile/" + id
+	if !unsinged {
+		url += "?unsigned=false"
+	}
+	resp, err := http.Get(url)
+	if err != nil {
+		return
+	}
+	defer resp.Body.Close()
+	err = json.NewDecoder(resp.Body).Decode(&p)
+	return
+}
+
+type IdName struct {
+	Id   string `json:"id"`
+	Name string `json:"name"`
+}
+
+func NameToId(name string) (idName IdName, err error) {
+	// may also use these:
+	//https://api.mojang.com/users/profiles/minecraft/<player name>
+	//https://api.minecraftservices.com/minecraft/profile/lookup/name/<player name>
+	//https://api.mojang.com/minecraft/profile/lookup/name/<player name>
+	resp, err := http.Get("https://api.minecraftservices.com/minecraft/profile/lookup/name/" + name)
+	if err != nil {
+		return
+	}
+	defer resp.Body.Close()
+	err = json.NewDecoder(resp.Body).Decode(&idName)
+	return
+}
+
+func NameToIdBulk(names []string) (idNames []IdName, err error) {
+	b := bytes.NewBuffer(nil)
+	err = json.NewEncoder(b).Encode(names)
+	if err != nil {
+		return
+	}
+	// may also use these:
+	//https://api.mojang.com/profiles/minecraft
+	//https://api.minecraftservices.com/minecraft/profile/lookup/bulk/byname
+	//https://api.mojang.com/minecraft/profile/lookup/bulk/byname
+	r, err := http.NewRequest("POST", "https://api.minecraftservices.com/minecraft/profile/lookup/bulk/byname", b)
+	if err != nil {
+		return
+	}
+	r.Header.Set("Content-Type", "application/json")
+	resp, err := http.DefaultClient.Do(r)
+	if err != nil {
+		return
+	}
+	defer resp.Body.Close()
+	err = json.NewDecoder(resp.Body).Decode(&idNames)
+	return
+}

cmd/strom/api/main.go

@@ -0,0 +1,60 @@
+package api
+
+import (
+	"encoding/json"
+	"errors"
+	"flag"
+	"os"
+
+	"github.com/admin-else/strom/api"
+)
+
+var cmd = flag.NewFlagSet("api", flag.ContinueOnError)
+var tokenFlag = cmd.String("token", os.Getenv("MC_TOKEN"), "token to use")
+
+var renameFlag = cmd.String("rename", "", "rename the player")
+
+var uuidFlag = cmd.String("uuid", "", "get data about player with uuid")
+var nameFlag = cmd.String("name", "", "get data about player with name")
+var unsignedFlag = cmd.Bool("unsigned", true, "use unsigned mode for properties signatures")
+
+var PleaseProvideArgumentErr = errors.New("please provide an argument")
+
+func Run(args []string) (err error) {
+	err = cmd.Parse(args)
+	if err != nil {
+		return
+	}
+	a := &api.Account{}
+	if *tokenFlag != "" {
+		a, err = api.NewAccountFromYGG(*tokenFlag)
+		if err != nil {
+			return
+		}
+	}
+	var data any
+	if *renameFlag != "" {
+		data, err = a.ChangeName(*renameFlag)
+		if err != nil {
+			return
+		}
+	} else if *uuidFlag != "" || *nameFlag != "" {
+		if *nameFlag != "" {
+			var idName api.IdName
+			idName, err = api.NameToId(*nameFlag)
+			if err != nil {
+				return
+			}
+			*uuidFlag = idName.Id
+		}
+		data, err = api.Profile(*uuidFlag, *unsignedFlag)
+		if err != nil {
+			return
+		}
+	} else {
+		err = PleaseProvideArgumentErr
+		return
+	}
+	err = json.NewEncoder(os.Stdout).Encode(data)
+	return
+}

cmd/strom/main.go

@@ -8,6 +8,7 @@ import (
 	"os"
 	"slices"
 
+	"github.com/admin-else/strom/cmd/strom/api"
 	"github.com/admin-else/strom/cmd/strom/offline_uuid"
 	"github.com/admin-else/strom/cmd/strom/packet_inspector"
 	"github.com/admin-else/strom/cmd/strom/print_nbt"
@@ -22,6 +23,7 @@ var subcommands = map[string]func(args []string) error{
 	"print-nbt":    print_nbt.Run,
 	"status":       status.Run,
 	"packet-spy":   packet_inspector.Run,
+	"api":          api.Run,
 }
 
 func Help(args []string) (err error) {
@@ -37,7 +39,7 @@ func mainE() (err error) {
 
 	// Debug stuff
 	//slog.SetLogLoggerLevel(slog.LevelDebug)
-	//args = []string{"TEST", "status", "-srv", "-addr", "tcpshield.1f2d.net:25565"}
+	args = []string{"TEST", "api", "-name", "Admin_Else"}
 
 	if len(args) < 2 {
 		err = ExpectedASubcommandErr