Cleanup command running a bit

This commit is contained in:
Dane Everitt 2021-01-08 22:19:23 -08:00
parent b2eaa3f7f8
commit 948d927eb9
No known key found for this signature in database
GPG Key ID: EEA66103B3D71F53
2 changed files with 54 additions and 52 deletions

View File

@ -21,6 +21,7 @@ import (
"github.com/spf13/cobra" "github.com/spf13/cobra"
"golang.org/x/crypto/acme" "golang.org/x/crypto/acme"
"golang.org/x/crypto/acme/autocert" "golang.org/x/crypto/acme/autocert"
log2 "log"
"net/http" "net/http"
"os" "os"
"path" "path"
@ -29,39 +30,51 @@ import (
) )
var ( var (
profiler = "" configPath = config.DefaultLocation
configPath = config.DefaultLocation debug = false
debug = false
useAutomaticTls = false
tlsHostname = ""
showVersion = false
ignoreCertificateErrors = false
) )
var root = &cobra.Command{ var rootCommand = &cobra.Command{
Use: "wings", Use: "wings",
Short: "The wings of the pterodactyl game management panel", Short: "Runs the API server allowing programatic control of game servers for Pterodactyl Panel.",
Long: ``,
PreRun: func(cmd *cobra.Command, args []string) { PreRun: func(cmd *cobra.Command, args []string) {
if useAutomaticTls && len(tlsHostname) == 0 { if tls, _ := cmd.Flags().GetBool("auto-tls"); tls {
fmt.Println("A TLS hostname must be provided when running wings with automatic TLS, e.g.:\n\n ./wings --auto-tls --tls-hostname my.example.com") if host, _ := cmd.Flags().GetString("tls-hostname"); host == "" {
os.Exit(1) fmt.Println("A TLS hostname must be provided when running wings with automatic TLS, e.g.:\n\n ./wings --auto-tls --tls-hostname my.example.com")
os.Exit(1)
}
} }
}, },
Run: rootCmdRun, Run: rootCmdRun,
} }
func init() { var versionCommand = &cobra.Command{
root.PersistentFlags().BoolVar(&showVersion, "version", false, "show the version and exit") Use: "version",
root.PersistentFlags().StringVar(&configPath, "config", config.DefaultLocation, "set the location for the configuration file") Short: "Prints the current executable version and exits.",
root.PersistentFlags().BoolVar(&debug, "debug", false, "pass in order to run wings in debug mode") Run: func(cmd *cobra.Command, _ []string) {
root.PersistentFlags().StringVar(&profiler, "profiler", "", "the profiler to run for this instance") fmt.Printf("wings v%s\nCopyright © 2018 - 2021 Dane Everitt & Contributors\n", system.Version)
root.PersistentFlags().BoolVar(&useAutomaticTls, "auto-tls", false, "pass in order to have wings generate and manage it's own SSL certificates using Let's Encrypt") },
root.PersistentFlags().StringVar(&tlsHostname, "tls-hostname", "", "required with --auto-tls, the FQDN for the generated SSL certificate") }
root.PersistentFlags().BoolVar(&ignoreCertificateErrors, "ignore-certificate-errors", false, "if passed any SSL certificate errors will be ignored by wings")
root.AddCommand(configureCmd) func Execute() {
root.AddCommand(diagnosticsCmd) if err := rootCommand.Execute(); err != nil {
log2.Fatalf("failed to execute command: %s", err)
}
}
func init() {
rootCommand.PersistentFlags().StringVar(&configPath, "config", config.DefaultLocation, "set the location for the configuration file")
rootCommand.PersistentFlags().BoolVar(&debug, "debug", false, "pass in order to run wings in debug mode")
// Flags specifically used when running the API.
rootCommand.Flags().String("profiler", "", "the profiler to run for this instance")
rootCommand.Flags().Bool("auto-tls", false, "pass in order to have wings generate and manage it's own SSL certificates using Let's Encrypt")
rootCommand.Flags().String("tls-hostname", "", "required with --auto-tls, the FQDN for the generated SSL certificate")
rootCommand.Flags().Bool("ignore-certificate-errors", false, "ignore certificate verification errors when executing API calls")
rootCommand.AddCommand(versionCommand)
rootCommand.AddCommand(configureCmd)
rootCommand.AddCommand(diagnosticsCmd)
} }
// Get the configuration path based on the arguments provided. // Get the configuration path based on the arguments provided.
@ -85,13 +98,8 @@ func readConfiguration() (*config.Configuration, error) {
return config.ReadConfiguration(p) return config.ReadConfiguration(p)
} }
func rootCmdRun(*cobra.Command, []string) { func rootCmdRun(cmd *cobra.Command, _ []string) {
if showVersion { switch cmd.Flag("profiler").Value.String() {
fmt.Println(system.Version)
os.Exit(0)
}
switch profiler {
case "cpu": case "cpu":
defer profile.Start(profile.CPUProfile).Stop() defer profile.Start(profile.CPUProfile).Stop()
case "mem": case "mem":
@ -117,7 +125,6 @@ func rootCmdRun(*cobra.Command, []string) {
if errors.Is(err, os.ErrNotExist) { if errors.Is(err, os.ErrNotExist) {
exitWithConfigurationNotice() exitWithConfigurationNotice()
} }
panic(err) panic(err)
} }
} }
@ -141,7 +148,7 @@ func rootCmdRun(*cobra.Command, []string) {
log.Debug("running in debug mode") log.Debug("running in debug mode")
} }
if ignoreCertificateErrors { if ok, _ := cmd.Flags().GetBool("ignore-certificate-errors"); ok {
log.Warn("running with --ignore-certificate-errors: TLS certificate host chains and name will not be verified") log.Warn("running with --ignore-certificate-errors: TLS certificate host chains and name will not be verified")
http.DefaultTransport.(*http.Transport).TLSClientConfig = &tls.Config{ http.DefaultTransport.(*http.Transport).TLSClientConfig = &tls.Config{
InsecureSkipVerify: true, InsecureSkipVerify: true,
@ -280,9 +287,15 @@ func rootCmdRun(*cobra.Command, []string) {
log.WithField("error", err).Error("failed to create backup directory") log.WithField("error", err).Error("failed to create backup directory")
} }
autotls, _ := cmd.Flags().GetBool("auto-tls")
tlshostname, _ := cmd.Flags().GetString("tls-hostname")
if autotls && tlshostname == "" {
autotls = false
}
log.WithFields(log.Fields{ log.WithFields(log.Fields{
"use_ssl": c.Api.Ssl.Enabled, "use_ssl": c.Api.Ssl.Enabled,
"use_auto_tls": useAutomaticTls && len(tlsHostname) > 0, "use_auto_tls": autotls,
"host_address": c.Api.Host, "host_address": c.Api.Host,
"host_port": c.Api.Port, "host_port": c.Api.Port,
}).Info("configuring internal webserver") }).Info("configuring internal webserver")
@ -293,7 +306,6 @@ func rootCmdRun(*cobra.Command, []string) {
s := &http.Server{ s := &http.Server{
Addr: fmt.Sprintf("%s:%d", c.Api.Host, c.Api.Port), Addr: fmt.Sprintf("%s:%d", c.Api.Host, c.Api.Port),
Handler: r, Handler: r,
TLSConfig: &tls.Config{ TLSConfig: &tls.Config{
NextProtos: []string{"h2", "http/1.1"}, NextProtos: []string{"h2", "http/1.1"},
// @see https://blog.cloudflare.com/exposing-go-on-the-internet // @see https://blog.cloudflare.com/exposing-go-on-the-internet
@ -313,14 +325,14 @@ func rootCmdRun(*cobra.Command, []string) {
} }
// Check if the server should run with TLS but using autocert. // Check if the server should run with TLS but using autocert.
if useAutomaticTls && len(tlsHostname) > 0 { if autotls {
m := autocert.Manager{ m := autocert.Manager{
Prompt: autocert.AcceptTOS, Prompt: autocert.AcceptTOS,
Cache: autocert.DirCache(path.Join(c.System.RootDirectory, "/.tls-cache")), Cache: autocert.DirCache(path.Join(c.System.RootDirectory, "/.tls-cache")),
HostPolicy: autocert.HostWhitelist(tlsHostname), HostPolicy: autocert.HostWhitelist(tlshostname),
} }
log.WithField("hostname", tlsHostname). log.WithField("hostname", tlshostname).
Info("webserver is now listening with auto-TLS enabled; certificates will be automatically generated by Let's Encrypt") Info("webserver is now listening with auto-TLS enabled; certificates will be automatically generated by Let's Encrypt")
// Hook autocert into the main http server. // Hook autocert into the main http server.
@ -336,7 +348,7 @@ func rootCmdRun(*cobra.Command, []string) {
// Start the main http server with TLS using autocert. // Start the main http server with TLS using autocert.
if err := s.ListenAndServeTLS("", ""); err != nil { if err := s.ListenAndServeTLS("", ""); err != nil {
log.WithFields(log.Fields{"auto_tls": true, "tls_hostname": tlsHostname, "error": err}). log.WithFields(log.Fields{"auto_tls": true, "tls_hostname": tlshostname, "error": err}).
Fatal("failed to configure HTTP server using auto-tls") Fatal("failed to configure HTTP server using auto-tls")
} }
@ -364,11 +376,6 @@ func rootCmdRun(*cobra.Command, []string) {
} }
} }
// Execute calls cobra to handle cli commands
func Execute() error {
return root.Execute()
}
// Configures the global logger for Zap so that we can call it from any location // Configures the global logger for Zap so that we can call it from any location
// in the code without having to pass around a logger instance. // in the code without having to pass around a logger instance.
func configureLogging(logDir string, debug bool) error { func configureLogging(logDir string, debug bool) error {
@ -379,20 +386,15 @@ func configureLogging(logDir string, debug bool) error {
p := filepath.Join(logDir, "/wings.log") p := filepath.Join(logDir, "/wings.log")
w, err := logrotate.NewFile(p) w, err := logrotate.NewFile(p)
if err != nil { if err != nil {
panic(errors.WithMessage(err, "failed to open process log file")) return err
} }
log.SetLevel(log.InfoLevel)
if debug { if debug {
log.SetLevel(log.DebugLevel) log.SetLevel(log.DebugLevel)
} else {
log.SetLevel(log.InfoLevel)
} }
log.SetHandler(multi.New( log.SetHandler(multi.New(cli.Default, cli.New(w.File, false)))
cli.Default,
cli.New(w.File, false),
))
log.WithField("path", p).Info("writing log files to disk") log.WithField("path", p).Info("writing log files to disk")
return nil return nil

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@ -2,5 +2,5 @@ package system
var ( var (
// The current version of this software. // The current version of this software.
Version = "v0.0.1" Version = "0.0.1"
) )