Files
glpi-ai-agent/cmd/agent/main.go
2026-08-04 20:52:55 +02:00

212 lines
8.3 KiB
Go

package main
import (
"context"
"errors"
"log/slog"
"net/http"
"os"
"os/signal"
"strings"
"syscall"
"time"
"github.com/example/glpi-ai-agent/internal/agent"
"github.com/example/glpi-ai-agent/internal/config"
"github.com/example/glpi-ai-agent/internal/contextdata"
"github.com/example/glpi-ai-agent/internal/glpi"
"github.com/example/glpi-ai-agent/internal/glpikb"
"github.com/example/glpi-ai-agent/internal/knowledge"
"github.com/example/glpi-ai-agent/internal/learning"
"github.com/example/glpi-ai-agent/internal/metrics"
"github.com/example/glpi-ai-agent/internal/ollama"
"github.com/example/glpi-ai-agent/internal/queue"
"github.com/example/glpi-ai-agent/internal/state"
"github.com/example/glpi-ai-agent/internal/uptimekuma"
webui "github.com/example/glpi-ai-agent/internal/web"
)
func main() {
cfg, err := config.Load()
if err != nil {
slog.Error("configuration invalid", "error", err)
os.Exit(1)
}
level := slog.LevelInfo
switch strings.ToLower(cfg.LogLevel) {
case "debug":
level = slog.LevelDebug
case "warn":
level = slog.LevelWarn
case "error":
level = slog.LevelError
}
slog.SetDefault(slog.New(slog.NewJSONHandler(os.Stdout, &slog.HandlerOptions{Level: level})))
ctx, cancel := signal.NotifyContext(context.Background(), syscall.SIGINT, syscall.SIGTERM)
defer cancel()
g := glpi.New(cfg.GLPIURL, cfg.GLPIAPIVersion, cfg.GLPIClientID, cfg.GLPIClientSecret, cfg.GLPIUsername, cfg.GLPIPassword, cfg.GLPITimeout)
nodes := make([]ollama.NodeConfig, 0, len(cfg.OllamaURLs))
for i, nodeURL := range cfg.OllamaURLs {
name := ""
if i < len(cfg.OllamaNodeNames) {
name = cfg.OllamaNodeNames[i]
}
weight := 1
if i < len(cfg.OllamaNodeWeights) {
weight = cfg.OllamaNodeWeights[i]
}
nodes = append(nodes, ollama.NodeConfig{Name: name, URL: nodeURL, Weight: weight})
}
o, err := ollama.NewPool(ollama.PoolConfig{
Nodes: nodes, RoutingMode: cfg.OllamaRoutingMode, NodeMaxInflight: cfg.OllamaNodeMaxInflight,
HealthInterval: cfg.OllamaNodeHealthInterval, FailureCooldown: cfg.OllamaNodeFailureCooldown,
NodeRequestTimeout: cfg.OllamaNodeRequestTimeout, FailoverEnabled: cfg.OllamaFailoverEnabled,
FailoverAttempts: cfg.OllamaFailoverAttempts, RequireSameModelDigest: cfg.OllamaRequireSameDigest,
RequireEmbeddingModel: cfg.OllamaRequireEmbeddingModel, Model: cfg.OllamaModel, EmbeddingModel: cfg.OllamaEmbeddingModel,
}, cfg.OllamaModel, cfg.OllamaEmbeddingModel, cfg.CommunicationLanguage, cfg.CommunicationStyle, cfg.OllamaNumPredict, cfg.OllamaKeepAlive, cfg.OllamaThink, cfg.OllamaJSONRetries)
if err != nil {
slog.Error("Ollama pool configuration failed", "error", err)
os.Exit(1)
}
o.Start(ctx)
slog.Info("Ollama pool configured", "nodes", len(nodes), "routing", cfg.OllamaRoutingMode, "max_inflight_per_node", cfg.OllamaNodeMaxInflight, "failover", cfg.OllamaFailoverEnabled, "failover_attempts", cfg.OllamaFailoverAttempts, "require_same_digest", cfg.OllamaRequireSameDigest)
if err := g.ValidateContract(ctx); err != nil {
slog.Error("GLPI API contract validation failed", "error", err)
os.Exit(1)
}
if cfg.ContextEnabled {
var optionalRoutes []string
if cfg.ChangeCalendarEnabled {
optionalRoutes = append(optionalRoutes, cfg.GLPIChangePath)
}
if cfg.UserDeviceContextEnabled {
optionalRoutes = append(optionalRoutes, cfg.GLPIUserDevicePaths...)
}
if err := g.ValidateReadRoutes(ctx, optionalRoutes); err != nil {
slog.Error("GLPI context API contract validation failed", "error", err)
os.Exit(1)
}
}
st, err := state.Open(cfg.DataDir, 2000)
if err != nil {
slog.Error("state store initialization failed", "error", err)
os.Exit(1)
}
embeddingProfile := knowledge.ResolveEmbeddingProfile(cfg.KnowledgeEmbeddingProfile, cfg.OllamaEmbeddingModel)
k, err := knowledge.NewStore(cfg.KnowledgeDir, cfg.DataDir, o, cfg.RAGEnabled, cfg.KnowledgeIndexSources(), knowledge.ScoringConfig{
SemanticWeight: cfg.KnowledgeSemanticWeight, TitleWeight: cfg.KnowledgeTitleWeight, LexicalWeight: cfg.KnowledgeLexicalWeight, KeywordWeight: cfg.KnowledgeKeywordWeight, CategoryWeight: cfg.KnowledgeCategoryWeight,
EmbeddingProfile: embeddingProfile, EmbeddingIdentity: cfg.OllamaEmbeddingModel, ChunkWords: cfg.KnowledgeChunkWords, ChunkOverlap: cfg.KnowledgeChunkOverlapWords, MaxChunksPerDoc: cfg.KnowledgeMaxChunksPerDoc, MaxQueryChunks: cfg.KnowledgeMaxQueryChunks,
IndexMode: cfg.KnowledgeIndexMode, EmbedBatchSize: cfg.KnowledgeEmbedBatchSize, IndexScanInterval: cfg.KnowledgeIndexScanInterval,
CategoryMode: cfg.KnowledgeCategoryMode, CategoryMapFile: cfg.KnowledgeCategoryMapFile, IgnoreGlobs: cfg.KnowledgeIgnoreGlobs,
})
if err != nil {
slog.Error("knowledge store configuration failed", "error", err)
os.Exit(1)
}
l, err := learning.Open(cfg.DataDir, cfg.LearningMaxExamples)
if err != nil {
slog.Error("learning store initialization failed", "error", err)
os.Exit(1)
}
m := metrics.New()
q := queue.New(cfg.QueueSize)
var kuma *uptimekuma.Client
if cfg.UptimeKumaEnabled {
kuma = uptimekuma.New(cfg.UptimeKumaURL, cfg.UptimeKumaMode, cfg.UptimeKumaAPIKey, cfg.UptimeKumaTimeout)
}
contextCollector := contextdata.New(cfg, g, kuma)
svc := agent.New(cfg, g, o, k, l, st, q, m, contextCollector)
web, err := webui.New(cfg, m, st, q, k, svc, o)
if err != nil {
slog.Error("web UI initialization failed", "error", err)
os.Exit(1)
}
srv := webui.Listen(cfg.HTTPAddr, web.Handler())
go func() {
slog.Info("web server started", "addr", cfg.HTTPAddr, "dry_run", cfg.DryRun, "auto_reply", cfg.AutoReply)
if err := srv.ListenAndServe(); err != nil && !errors.Is(err, http.ErrServerClosed) {
slog.Error("web server failed", "error", err)
cancel()
}
}()
// Large local knowledge bases are initialized after the HTTP server is up.
// Ticket polling/workers remain paused until the local index is ready.
go func() {
slog.Info("knowledge initialization started in background", "knowledge_dir", cfg.KnowledgeDir, "rag_enabled", cfg.RAGEnabled)
if err := waitForOllamaPool(ctx, o, cfg.OllamaNodeHealthInterval); err != nil {
return
}
if err := k.Initialize(ctx); err != nil {
slog.Error("knowledge store initialization failed; web UI remains available", "error", err, "knowledge_dir", cfg.KnowledgeDir, "data_dir", cfg.DataDir, "rag_enabled", cfg.RAGEnabled)
return
}
m.SetKnowledgeDocs(k.Count())
stats := k.LoadStats()
if stats.IgnoredFiles > 0 || stats.UnmappedCategoryFiles > 0 {
slog.Warn("knowledge loaded with compatibility rules", "ignored_files", stats.IgnoredFiles, "unmapped_category_files", stats.UnmappedCategoryFiles, "unmapped_categories", stats.UnmappedCategories, "category_mode", cfg.KnowledgeCategoryMode)
}
if cfg.GLPIKBEnabled {
kbSync := glpikb.New(cfg, g, k, m)
if err := kbSync.LoadCache(ctx); err != nil {
slog.Warn("GLPI knowledge cache unavailable", "error", err)
}
syncCtx, syncCancel := context.WithTimeout(ctx, maxDuration(cfg.GLPITimeout*3, 30*time.Second))
if err := kbSync.Sync(syncCtx); err != nil {
slog.Error("initial GLPI knowledge base sync failed; continuing with local/cache knowledge", "error", err)
}
syncCancel()
kbSync.Start(ctx)
m.SetKnowledgeDocs(k.Count())
}
svc.Start(ctx)
k.StartIncrementalSync(ctx, cfg.KnowledgeIndexScanInterval)
slog.Info("ticket processing started", "knowledge_docs", k.Count(), "knowledge_index_mode", cfg.KnowledgeIndexMode)
}()
<-ctx.Done()
shutdownCtx, c := context.WithTimeout(context.Background(), 10*time.Second)
defer c()
_ = srv.Shutdown(shutdownCtx)
slog.Info("shutdown complete")
}
func waitForOllamaPool(ctx context.Context, client *ollama.Client, retryInterval time.Duration) error {
if retryInterval < 2*time.Second {
retryInterval = 5 * time.Second
}
for {
err := client.Ping(ctx)
if err == nil {
statuses := client.NodeStatuses()
healthy := 0
for _, status := range statuses {
if status.Healthy && status.Compatible {
healthy++
}
}
slog.Info("Ollama pool ready", "healthy_nodes", healthy, "nodes", len(statuses), "routing", client.RoutingMode())
return nil
}
slog.Warn("waiting for compatible Ollama pool", "retry_in", retryInterval.String(), "error", err)
timer := time.NewTimer(retryInterval)
select {
case <-ctx.Done():
if !timer.Stop() {
select {
case <-timer.C:
default:
}
}
return ctx.Err()
case <-timer.C:
}
}
}
func maxDuration(a, b time.Duration) time.Duration {
if a > b {
return a
}
return b
}