main.go

// Copyright 2022 The Okteto Authors
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package main

import (
	"context"
	cryptoRand "crypto/rand"
	"encoding/binary"
	"fmt"
	"math/rand"
	"os"
	"strings"
	"time"
	"unicode"

	"github.com/okteto/okteto/cmd"
	"github.com/okteto/okteto/cmd/build"
	contextCMD "github.com/okteto/okteto/cmd/context"
	"github.com/okteto/okteto/cmd/deploy"
	"github.com/okteto/okteto/cmd/destroy"
	"github.com/okteto/okteto/cmd/namespace"
	"github.com/okteto/okteto/cmd/pipeline"
	"github.com/okteto/okteto/cmd/preview"
	"github.com/okteto/okteto/cmd/stack"
	"github.com/okteto/okteto/cmd/up"
	"github.com/okteto/okteto/pkg/analytics"
	"github.com/okteto/okteto/pkg/config"
	oktetoErrors "github.com/okteto/okteto/pkg/errors"
	oktetoLog "github.com/okteto/okteto/pkg/log"
	"github.com/okteto/okteto/pkg/model"
	"github.com/okteto/okteto/pkg/okteto"
	"github.com/sirupsen/logrus"
	"github.com/spf13/cobra"
	utilRuntime "k8s.io/apimachinery/pkg/util/runtime"

	// Load the different library for authentication
	_ "k8s.io/client-go/plugin/pkg/client/auth/azure"
	_ "k8s.io/client-go/plugin/pkg/client/auth/gcp"
	_ "k8s.io/client-go/plugin/pkg/client/auth/oidc"

	generateFigSpec "github.com/withfig/autocomplete-tools/packages/cobra"
)

func init() {
	oktetoLog.SetLevel("warn")
	var b [16]byte
	_, err := cryptoRand.Read(b[:])
	seed := int64(binary.LittleEndian.Uint64(b[:]))
	if err != nil {
		oktetoLog.Info("cannot use cryptoRead. Fallback to timestamp seed generator")
		seed = time.Now().UnixNano()
	}
	rand.Seed(seed)

	// override client-go error handlers to downgrade the "logging before flag.Parse" error
	errorHandlers := []func(error){
		func(e error) {

			// Error when there's no service on the other side: an error occurred forwarding 8080 -> 8080: error forwarding port 8080 to pod df05e7e1c85d6b256df779c0b2deb417eb53a299c8581fc0945264301d8fa4b3, uid : exit status 1: 2020/03/16 02:11:09 socat[42490] E connect(5, AF=2 127.0.0.1:8080, 16): Connection refused\n
			oktetoLog.Debugf("port-forward: %s", e)
		},
	}

	utilRuntime.ErrorHandlers = errorHandlers

	if bin := os.Getenv(model.OktetoBinEnvVar); bin != "" {
		model.OktetoBinImageTag = bin
		oktetoLog.Infof("using %s as the bin image", bin)
	}
}

func main() {
	ctx := context.Background()
	oktetoLog.Init(logrus.WarnLevel)
	var logLevel string
	var outputMode string

	if err := analytics.Init(); err != nil {
		oktetoLog.Infof("error initializing okteto analytics: %s", err)
	}

	okteto.InitContextWithDeprecatedToken()

	root := &cobra.Command{
		Use:           fmt.Sprintf("%s COMMAND [ARG...]", config.GetBinaryName()),
		Short:         "Okteto - Remote Development Environments powered by Kubernetes",
		Long:          "Okteto - Remote Development Environments powered by Kubernetes",
		SilenceErrors: true,
		PersistentPreRun: func(ccmd *cobra.Command, args []string) {
			ccmd.SilenceUsage = true
			oktetoLog.SetLevel(logLevel)
			oktetoLog.SetOutputFormat(outputMode)
			oktetoLog.Infof("started %s", strings.Join(os.Args, " "))
		},
		PersistentPostRun: func(ccmd *cobra.Command, args []string) {
			oktetoLog.Infof("finished %s", strings.Join(os.Args, " "))
		},
	}

	root.PersistentFlags().StringVarP(&logLevel, "log-level", "l", "warn", "amount of information outputted (debug, info, warn, error)")
	root.PersistentFlags().StringVar(&outputMode, "log-output", oktetoLog.TTYFormat, "output format for logs (tty, plain, json)")

	root.AddCommand(cmd.Analytics())
	root.AddCommand(cmd.Version())
	root.AddCommand(cmd.Login())
	root.AddCommand(contextCMD.Context())
	root.AddCommand(cmd.Kubeconfig())
	root.AddCommand(build.Build(ctx))

	root.AddCommand(namespace.Namespace(ctx))
	root.AddCommand(cmd.Init())
	root.AddCommand(up.Up())
	root.AddCommand(cmd.Down())
	root.AddCommand(cmd.Status())
	root.AddCommand(cmd.Doctor())
	root.AddCommand(cmd.Exec())
	root.AddCommand(preview.Preview(ctx))
	root.AddCommand(cmd.Restart())
	root.AddCommand(cmd.UpdateDeprecated())
	root.AddCommand(deploy.Deploy(ctx))
	root.AddCommand(destroy.Destroy(ctx))
	root.AddCommand(deploy.Endpoints(ctx))
	root.AddCommand(generateFigSpec.NewCmdGenFigSpec())

	// deprecated
	root.AddCommand(cmd.Create(ctx))
	root.AddCommand(cmd.List(ctx))
	root.AddCommand(cmd.Delete(ctx))
	root.AddCommand(stack.Stack(ctx))
	root.AddCommand(cmd.Push(ctx))
	root.AddCommand(pipeline.Pipeline(ctx))

	err := root.Execute()

	if err != nil {
		message := err.Error()
		if len(message) > 0 {
			tmp := []rune(message)
			tmp[0] = unicode.ToUpper(tmp[0])
			message = string(tmp)
		}
		oktetoLog.Fail(message)
		if uErr, ok := err.(oktetoErrors.UserError); ok {
			if len(uErr.Hint) > 0 {
				oktetoLog.Hint("    %s", uErr.Hint)
			}
		}
		os.Exit(1)
	}
}