118 lines
2.8 KiB
Go
118 lines
2.8 KiB
Go
// Copyright © 2024 github
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// Licensed under the Apache License, Version 2.0 (the "License").
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package main
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import (
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"flag"
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"log"
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"log/slog"
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"os"
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"mrvacommander/config/mcc"
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"mrvacommander/pkg/agent"
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"mrvacommander/pkg/logger"
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"mrvacommander/pkg/queue"
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"mrvacommander/pkg/server"
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"mrvacommander/pkg/storage"
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)
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func main() {
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// Define flags
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helpFlag := flag.Bool("help", false, "Display help message")
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logLevel := flag.String("loglevel", "info", "Set log level: debug, info, warn, error")
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mode := flag.String("mode", "standalone", "Set mode: standalone, container, cluster")
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// Custom usage function for the help flag
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flag.Usage = func() {
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log.Printf("Usage of %s:\n", os.Args[0])
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flag.PrintDefaults()
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log.Println("\nExamples:")
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log.Println(" go run main.go --loglevel=debug --mode=container")
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}
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// Parse the flags
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flag.Parse()
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// Handle the help flag
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if *helpFlag {
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flag.Usage()
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return
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}
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// Apply 'loglevel' flag
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switch *logLevel {
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case "debug":
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slog.SetLogLoggerLevel(slog.LevelDebug)
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case "info":
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slog.SetLogLoggerLevel(slog.LevelInfo)
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case "warn":
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slog.SetLogLoggerLevel(slog.LevelWarn)
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case "error":
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slog.SetLogLoggerLevel(slog.LevelError)
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default:
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log.Printf("Invalid logging verbosity level: %s", *logLevel)
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os.Exit(1)
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}
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// Read configuration
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config := mcc.LoadConfig("mcconfig.toml")
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// Output configuration summary
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log.Printf("Help: %t\n", *helpFlag)
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log.Printf("Log Level: %s\n", *logLevel)
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log.Printf("Mode: %s\n", *mode)
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// Apply 'mode' flag
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switch *mode {
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case "standalone":
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// Assemble single-process version
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sq := queue.NewQueueSingle(2) // FIXME take value from configuration
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sc := server.NewCommanderSingle(nil, sq)
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sl := logger.NewLoggerSingle()
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ss := storage.NewStorageSingle(config.Storage.StartingID)
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sr := agent.NewRunnerSingle(2, sq) // FIXME take value from configuration
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state := server.State{
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Commander: sc,
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Logger: sl,
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Queue: sq,
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Storage: ss,
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Runner: sr,
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}
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sc.Setup(&state) // sc is part of state and dereferences it
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case "container":
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// Assemble container version
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sq := queue.NewQueueSingle(2) // FIXME take value from configuration
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sc := server.NewCommanderSingle(nil, sq)
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sl := logger.NewLoggerSingle()
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ss, err := storage.NewStorageContainer(config.Storage.StartingID)
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if err != nil {
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slog.Error("Unable to initialize storage")
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os.Exit(1)
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}
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sr := agent.NewRunnerSingle(2, sq) // FIXME take value from configuration
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state := server.State{
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Commander: sc,
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Logger: sl,
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Queue: sq,
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Storage: ss,
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Runner: sr,
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}
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sc.Setup(&state) // sc is part of state and dereferences it
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case "cluster":
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// Assemble cccluster
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default:
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slog.Error("Invalid value for --mode. Allowed values are: standalone, container, cluster\n")
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os.Exit(1)
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}
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}
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