244 lines
7.5 KiB
Go
244 lines
7.5 KiB
Go
package cmd
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import (
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"context"
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"encoding/json"
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"errors"
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"fmt"
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"io"
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"io/ioutil"
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"net/http"
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"net/url"
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"os/exec"
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"path"
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"strconv"
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"strings"
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"time"
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"github.com/pterodactyl/wings/environment"
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"github.com/AlecAivazis/survey/v2"
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"github.com/AlecAivazis/survey/v2/terminal"
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"github.com/docker/docker/api/types"
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"github.com/docker/docker/pkg/parsers/kernel"
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"github.com/docker/docker/pkg/parsers/operatingsystem"
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"github.com/pterodactyl/wings/config"
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"github.com/pterodactyl/wings/system"
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"github.com/spf13/cobra"
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)
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const DefaultHastebinUrl = "https://ptero.co"
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const DefaultLogLines = 200
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var (
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diagnosticsArgs struct {
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IncludeEndpoints bool
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IncludeLogs bool
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ReviewBeforeUpload bool
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HastebinURL string
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LogLines int
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}
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)
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var diagnosticsCmd = &cobra.Command{
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Use: "diagnostics",
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Short: "Collect diagnostics information.",
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Run: diagnosticsCmdRun,
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}
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func init() {
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diagnosticsCmd.PersistentFlags().StringVar(&diagnosticsArgs.HastebinURL, "hastebin-url", DefaultHastebinUrl, "The url of the hastebin instance to use.")
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diagnosticsCmd.PersistentFlags().IntVar(&diagnosticsArgs.LogLines, "log-lines", DefaultLogLines, "The number of log lines to include in the report")
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}
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// diagnosticsCmdRun collects diagnostics about wings, it's configuration and the node.
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// We collect:
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// - wings and docker versions
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// - relevant parts of daemon configuration
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// - the docker debug output
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// - running docker containers
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// - logs
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func diagnosticsCmdRun(cmd *cobra.Command, args []string) {
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questions := []*survey.Question{
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{
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Name: "IncludeEndpoints",
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Prompt: &survey.Confirm{Message: "Do you want to include endpoints (i.e. the FQDN/IP of your panel)?", Default: false},
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},
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{
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Name: "IncludeLogs",
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Prompt: &survey.Confirm{Message: "Do you want to include the latest logs?", Default: true},
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},
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{
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Name: "ReviewBeforeUpload",
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Prompt: &survey.Confirm{
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Message: "Do you want to review the collected data before uploading to hastebin.com?",
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Help: "The data, especially the logs, might contain sensitive information, so you should review it. You will be asked again if you want to upload.",
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Default: true,
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},
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},
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}
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if err := survey.Ask(questions, &diagnosticsArgs); err != nil {
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if err == terminal.InterruptErr {
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return
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}
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panic(err)
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}
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dockerVersion, dockerInfo, dockerErr := getDockerInfo()
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_ = dockerInfo
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output := &strings.Builder{}
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fmt.Fprintln(output, "Pterodactyl Wings - Diagnostics Report")
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printHeader(output, "Versions")
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fmt.Fprintln(output, " wings:", system.Version)
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if dockerErr == nil {
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fmt.Fprintln(output, "Docker:", dockerVersion.Version)
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}
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if v, err := kernel.GetKernelVersion(); err == nil {
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fmt.Fprintln(output, "Kernel:", v)
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}
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if os, err := operatingsystem.GetOperatingSystem(); err == nil {
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fmt.Fprintln(output, " OS:", os)
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}
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printHeader(output, "Wings Configuration")
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cfg, err := config.FromFile(config.DefaultLocation)
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if cfg != nil {
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fmt.Fprintln(output, " Panel Location:", redact(cfg.PanelLocation))
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fmt.Fprintln(output, "")
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fmt.Fprintln(output, " Internal Webserver:", redact(cfg.Api.Host), ":", cfg.Api.Port)
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fmt.Fprintln(output, " SSL Enabled:", cfg.Api.Ssl.Enabled)
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fmt.Fprintln(output, " SSL Certificate:", redact(cfg.Api.Ssl.CertificateFile))
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fmt.Fprintln(output, " SSL Key:", redact(cfg.Api.Ssl.KeyFile))
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fmt.Fprintln(output, "")
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fmt.Fprintln(output, " SFTP Server:", redact(cfg.System.Sftp.Address), ":", cfg.System.Sftp.Port)
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fmt.Fprintln(output, " SFTP Read-Only:", cfg.System.Sftp.ReadOnly)
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fmt.Fprintln(output, "")
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fmt.Fprintln(output, " Root Directory:", cfg.System.RootDirectory)
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fmt.Fprintln(output, " Logs Directory:", cfg.System.LogDirectory)
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fmt.Fprintln(output, " Data Directory:", cfg.System.Data)
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fmt.Fprintln(output, " Archive Directory:", cfg.System.ArchiveDirectory)
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fmt.Fprintln(output, " Backup Directory:", cfg.System.BackupDirectory)
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fmt.Fprintln(output, "")
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fmt.Fprintln(output, " Username:", cfg.System.Username)
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fmt.Fprintln(output, " Server Time:", time.Now().Format(time.RFC1123Z))
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fmt.Fprintln(output, " Debug Mode:", cfg.Debug)
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} else {
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fmt.Println("Failed to load configuration.", err)
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}
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printHeader(output, "Docker: Info")
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fmt.Fprintln(output, "Server Version:", dockerInfo.ServerVersion)
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fmt.Fprintln(output, "Storage Driver:", dockerInfo.Driver)
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if dockerInfo.DriverStatus != nil {
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for _, pair := range dockerInfo.DriverStatus {
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fmt.Fprintf(output, " %s: %s\n", pair[0], pair[1])
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}
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}
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if dockerInfo.SystemStatus != nil {
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for _, pair := range dockerInfo.SystemStatus {
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fmt.Fprintf(output, " %s: %s\n", pair[0], pair[1])
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}
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}
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fmt.Fprintln(output, "LoggingDriver:", dockerInfo.LoggingDriver)
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fmt.Fprintln(output, " CgroupDriver:", dockerInfo.CgroupDriver)
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if len(dockerInfo.Warnings) > 0 {
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for _, w := range dockerInfo.Warnings {
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fmt.Fprintln(output, w)
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}
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}
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printHeader(output, "Docker: Running Containers")
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c := exec.Command("docker", "ps")
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if co, err := c.Output(); err == nil {
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output.Write(co)
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} else {
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fmt.Fprint(output, "Couldn't list containers: ", err)
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}
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printHeader(output, "Latest Wings Logs")
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if diagnosticsArgs.IncludeLogs {
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p := "/var/log/pterodactyl/wings.log"
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if cfg != nil {
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p = path.Join(cfg.System.LogDirectory, "wings.log")
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}
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if c, err := exec.Command("tail", "-n", strconv.Itoa(diagnosticsArgs.LogLines), p).Output(); err != nil {
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fmt.Fprintln(output, "No logs found or an error occurred.")
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} else {
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fmt.Fprintf(output, "%s\n", string(c))
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}
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} else {
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fmt.Fprintln(output, "Logs redacted.")
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}
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fmt.Println("\n--------------- generated report ---------------")
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fmt.Println(output.String())
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fmt.Print("--------------- end of report ---------------\n\n")
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upload := !diagnosticsArgs.ReviewBeforeUpload
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if !upload {
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survey.AskOne(&survey.Confirm{Message: "Upload to " + diagnosticsArgs.HastebinURL + "?", Default: false}, &upload)
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}
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if upload {
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url, err := uploadToHastebin(diagnosticsArgs.HastebinURL, output.String())
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if err == nil {
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fmt.Println("Your report is available here: ", url)
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}
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}
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}
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func getDockerInfo() (types.Version, types.Info, error) {
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cli, err := environment.Docker()
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if err != nil {
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return types.Version{}, types.Info{}, err
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}
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dockerVersion, err := cli.ServerVersion(context.Background())
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if err != nil {
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return types.Version{}, types.Info{}, err
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}
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dockerInfo, err := cli.Info(context.Background())
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if err != nil {
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return types.Version{}, types.Info{}, err
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}
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return dockerVersion, dockerInfo, nil
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}
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func uploadToHastebin(hbUrl, content string) (string, error) {
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r := strings.NewReader(content)
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u, err := url.Parse(hbUrl)
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if err != nil {
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return "", err
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}
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u.Path = path.Join(u.Path, "documents")
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res, err := http.Post(u.String(), "plain/text", r)
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if err != nil || res.StatusCode != 200 {
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fmt.Println("Failed to upload report to ", u.String(), err)
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return "", err
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}
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pres := make(map[string]interface{})
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body, err := ioutil.ReadAll(res.Body)
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if err != nil {
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fmt.Println("Failed to parse response.", err)
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return "", err
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}
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json.Unmarshal(body, &pres)
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if key, ok := pres["key"].(string); ok {
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u, _ := url.Parse(hbUrl)
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u.Path = path.Join(u.Path, key)
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return u.String(), nil
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}
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return "", errors.New("failed to find key in response")
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}
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func redact(s string) string {
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if !diagnosticsArgs.IncludeEndpoints {
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return "{redacted}"
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}
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return s
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}
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func printHeader(w io.Writer, title string) {
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fmt.Fprintln(w, "\n|\n|", title)
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fmt.Fprintln(w, "| ------------------------------")
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}
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