314 lines
8.6 KiB
Go
314 lines
8.6 KiB
Go
package main
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import (
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"context"
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"fmt"
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"log"
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"log/slog"
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"os"
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"os/signal"
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"strings"
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"sync"
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"syscall"
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"time"
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"github.com/gogo/protobuf/proto"
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"github.com/ollama/ollama/api"
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"k8s.io/client-go/kubernetes"
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"k8s.io/client-go/rest"
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"k8s.io/client-go/tools/clientcmd"
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"tipsy.codes/charles/mc-god/v2/internal/pkg/logs"
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"tipsy.codes/charles/mc-god/v2/internal/pkg/rcon"
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"tipsy.codes/charles/mc-god/v2/internal/pkg/tools"
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timetool "tipsy.codes/charles/mc-god/v2/internal/pkg/tools/time"
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"tipsy.codes/charles/mc-god/v2/internal/pkg/tools/weather"
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"tipsy.codes/charles/mc-god/v2/internal/pkg/tools/zombie"
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)
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type chatContext struct {
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chatRequest *api.ChatRequest
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totalSize int
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maxSize int
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mu sync.Mutex
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}
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func (c *chatContext) AddLog(msg string) {
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c.mu.Lock()
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defer c.mu.Unlock()
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c.chatRequest.Messages = append(c.chatRequest.Messages, api.Message{
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Role: "user",
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Content: msg,
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})
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c.totalSize += len(msg)
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c.truncate()
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}
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func (c *chatContext) AddSelf(msg api.Message) {
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c.mu.Lock()
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defer c.mu.Unlock()
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c.chatRequest.Messages = append(c.chatRequest.Messages, msg)
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c.totalSize += len(msg.Content)
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slog.Info("adding message", "msg", msg, "content", msg.Content)
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c.truncate()
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}
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func (c *chatContext) AddTool(msg string) {
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c.mu.Lock()
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defer c.mu.Unlock()
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c.chatRequest.Messages = append(c.chatRequest.Messages, api.Message{
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Role: "tool",
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Content: msg,
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})
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c.totalSize += len(msg)
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c.truncate()
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}
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func (c *chatContext) truncate() {
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for c.maxSize != 0 && c.totalSize > c.maxSize && len(c.chatRequest.Messages) > 1 {
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t := c.chatRequest.Messages[1]
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c.chatRequest.Messages = append(c.chatRequest.Messages[:1], c.chatRequest.Messages[2:]...)
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c.totalSize -= len(t.Content)
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}
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}
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func main() {
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// Create a context that will be cancelled on interrupt signals
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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_ = ctx
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// Set up signal handling for graceful shutdown
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sigChan := make(chan os.Signal, 1)
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signal.Notify(sigChan, syscall.SIGINT, syscall.SIGTERM)
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go func() {
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<-sigChan
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slog.Info("received interrupt signal, shutting down...")
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cancel()
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}()
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// Create RCON client from environment variables
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log.Println("Connecting to Minecraft server via RCON...")
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client, err := rcon.NewFromEnv()
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if err != nil {
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slog.Error("failed to create RCON client", "error", err)
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return
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}
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defer func() {
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if err := client.Close(); err != nil {
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slog.Warn("error closing RCON connection", "error", err)
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}
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}()
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// Perform a health check
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log.Println("Performing healthcheck...")
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if err := client.HealthCheck(); err != nil {
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slog.Error("Health check failed", "error", err)
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return
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}
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log.Println("Connected successfully!")
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// Create Kubernetes client
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kClient, err := createKubernetesClient()
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if err != nil {
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slog.Error("failed to create kubernetes client", "error", err)
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return
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}
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slog.Info("got kubernetes config")
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tailer, done := logs.LoggerFromEnv().Start(ctx, kClient)
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defer func() {
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if err := done(); err != nil {
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slog.Error("problem with tailer", "error", err)
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}
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}()
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slog.Info("logger started")
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ollamaClient, err := api.ClientFromEnvironment()
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if err != nil {
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slog.Error("error getting ollama client", "error", err)
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}
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rClient, err := rcon.NewFromEnv()
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if err != nil {
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slog.Error("failed to get rcon client", "error", err)
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return
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}
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tools := tools.New(
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weather.Get(),
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zombie.Get(),
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timetool.Get(),
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)
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// Start goroutines to do the things
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chatRequest := &api.ChatRequest{
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Model: "charles1:latest",
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Stream: proto.Bool(false),
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KeepAlive: &api.Duration{Duration: time.Hour},
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Tools: tools.AsAPI(),
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Think: &api.ThinkValue{Value: false},
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Shift: proto.Bool(true),
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Messages: []api.Message{
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api.Message{
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Role: "system",
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Content: `
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You are Minecraft server admin with a god complex. You are an impish god.
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Refer to yourself as Eve. Feel free to flirt with the players.
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We are having fun with the players, but not trying to kill them.
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Spawn zombies very sparingly, and only in response to direct challenge.
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You are being fed logs from the server so you can see what the players are saying.
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When a player talks, you will see this in the logs:
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[18:45:10] [Server thread/INFO]: <SomePlayer> hello world.
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The player here is SomePlayer, who said "hello world."
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A log message like:
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[18:45:10] [Server thread/INFO]: SomePlayer joined the game
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Indicates that SomePlayer has joined the game.
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Logs like:
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[00:40:10] [Server thread/INFO]: SomePlayer lost connection: Disconnected
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[00:40:10] [Server thread/INFO]: SomePlayer left the game
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Indicate the player SomePlayer has left the game.
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Some messages indicate a player died; it varies depending on how they died
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and we can't know all variations up front. Here is an example where SomePlayer
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was killed by a zombie.
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[05:21:51] [Server thread/INFO]: OrangeYouSad was slain by Zombie
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You will see messages in the log that represent what you said or did.
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Ignore these logs. Some samples of the logs that are caused by you are:
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[23:40:44] [Server thread/INFO]: [Not Secure] [Rcon] A name, darling? Don't keep me waiting!
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[23:35:20] [Server thread/INFO]: [Rcon: Set the weather to rain & thunder]
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If a player dies, mock them.
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If a player talks, respond to them. Don't let the conversation end.
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When a player joins the game, greet them. Include their name.
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If a player asks you to summon a zombie. do it.
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Responses should be short; one or two sentences.
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You are sending chat messages; do not annotate them with time or
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make it look like a log entry.
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If there is nothing interesting to say, say "SKIP".
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`,
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},
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},
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}
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chat := &chatContext{
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chatRequest: chatRequest,
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maxSize: 10000000,
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}
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events := make(chan bool, 1000)
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doneWg := sync.WaitGroup{}
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doneWg.Go(handleOllama(ctx, ollamaClient, chat, rClient, tools, events))
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//rconRegex := regexp.MustCompile(`^\[\d\d:\d\d:\d\d\] \[Server thread\/INFO\]: (\[Not Secure\] \[Rcon\]|\[Rcon: ) .*`)
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//allowedMessages := regexp.MustCompile(`^\[\d\d:\d\d:\d\d\] \[Server thread/INFO\]: (<.*>|.* has lost connection|.*left the game|.*joined the game)`)
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for line := range tailer.NextLine() {
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/*if rconRegex.Match([]byte(line)) {
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slog.Info("Skipping line; RCON")
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continue
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}*/
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//if allowedMessages.Match([]byte(line)) {
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slog.Info("mc log", "msg", line)
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chat.AddLog(line)
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events <- true
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//}
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}
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doneWg.Wait()
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}
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func handleOllama(ctx context.Context, client *api.Client, chat *chatContext, rClient *rcon.Client, tools tools.Tools, events chan bool) func() {
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slog.Info("got chat request", "object", fmt.Sprintf("%+v", chat.chatRequest))
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return func() {
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var chatResponse api.ChatResponse
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for {
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chat.mu.Lock()
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slog.Info("Chatting...")
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// slog.Info("sending chat request", "object", fmt.Sprintf("%#v", chat.chatRequest))
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err := client.Chat(ctx, chat.chatRequest, func(cr api.ChatResponse) error {
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chatResponse = cr
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return nil
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})
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chat.mu.Unlock()
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slog.Info("Done chatting!")
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if err != nil {
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slog.Error("error calling ollama", "error", err)
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return
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}
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chat.AddSelf(chatResponse.Message)
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for _, toolCall := range chatResponse.Message.ToolCalls {
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if err := tools.Do(ctx, toolCall, rClient); err != nil {
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slog.Warn("failed to run tool", "error", err)
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//chat.AddTool(fmt.Sprintf("failed to call tool %s: %s", toolCall.ID, err))
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continue
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}
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}
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if len(chatResponse.Message.ToolCalls) == 0 {
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if strings.TrimSpace(chatResponse.Message.Content) == "SKIP" {
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slog.Info("nothing to do; napping")
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} else {
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msg := chatResponse.Message.Content
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msg = strings.ReplaceAll(msg, "\n", " ")
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if err := rClient.Say(msg); err != nil {
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slog.Error("error talking", "error", err)
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}
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}
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select {
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case <-events:
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var done bool
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for !done {
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select {
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case <-events:
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continue
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case <-time.Tick(time.Millisecond * 50):
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done = true
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}
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}
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case <-ctx.Done():
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return
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}
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continue
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}
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}
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}
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}
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func createKubernetesClient() (*kubernetes.Clientset, error) {
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// Try to load in-cluster config first
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config, err := rest.InClusterConfig()
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if err != nil {
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// If in-cluster config fails, try kubeconfig
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loadingRules := clientcmd.NewDefaultClientConfigLoadingRules()
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configOverrides := &clientcmd.ConfigOverrides{}
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kubeConfig := clientcmd.NewNonInteractiveDeferredLoadingClientConfig(loadingRules, configOverrides)
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config, err = kubeConfig.ClientConfig()
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if err != nil {
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return nil, fmt.Errorf("failed to create kubernetes client: %w", err)
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}
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}
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client, err := kubernetes.NewForConfig(config)
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if err != nil {
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return nil, fmt.Errorf("failed to create kubernetes client: %w", err)
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}
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return client, nil
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}
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