cli/pkg/cmd/run/view/view.go
2023-04-21 03:51:31 +02:00

548 lines
14 KiB
Go

package view
import (
"archive/zip"
"bufio"
"errors"
"fmt"
"io"
"net/http"
"os"
"path/filepath"
"regexp"
"sort"
"strconv"
"time"
"github.com/AlecAivazis/survey/v2"
"github.com/MakeNowJust/heredoc"
"github.com/cli/cli/v2/api"
"github.com/cli/cli/v2/internal/browser"
"github.com/cli/cli/v2/internal/ghinstance"
"github.com/cli/cli/v2/internal/ghrepo"
"github.com/cli/cli/v2/internal/text"
"github.com/cli/cli/v2/pkg/cmd/run/shared"
"github.com/cli/cli/v2/pkg/cmdutil"
"github.com/cli/cli/v2/pkg/iostreams"
"github.com/cli/cli/v2/pkg/prompt"
"github.com/spf13/cobra"
)
type runLogCache interface {
Exists(string) bool
Create(string, io.ReadCloser) error
Open(string) (*zip.ReadCloser, error)
}
type rlc struct{}
func (rlc) Exists(path string) bool {
if _, err := os.Stat(path); err != nil {
return false
}
return true
}
func (rlc) Create(path string, content io.ReadCloser) error {
err := os.MkdirAll(filepath.Dir(path), 0755)
if err != nil {
return fmt.Errorf("could not create cache: %w", err)
}
out, err := os.Create(path)
if err != nil {
return err
}
defer out.Close()
_, err = io.Copy(out, content)
return err
}
func (rlc) Open(path string) (*zip.ReadCloser, error) {
return zip.OpenReader(path)
}
type ViewOptions struct {
HttpClient func() (*http.Client, error)
IO *iostreams.IOStreams
BaseRepo func() (ghrepo.Interface, error)
Browser browser.Browser
RunLogCache runLogCache
RunID string
JobID string
Verbose bool
ExitStatus bool
Log bool
LogFailed bool
Web bool
Attempt uint64
Prompt bool
Exporter cmdutil.Exporter
Now func() time.Time
}
func NewCmdView(f *cmdutil.Factory, runF func(*ViewOptions) error) *cobra.Command {
opts := &ViewOptions{
IO: f.IOStreams,
HttpClient: f.HttpClient,
Now: time.Now,
Browser: f.Browser,
RunLogCache: rlc{},
}
cmd := &cobra.Command{
Use: "view [<run-id>]",
Short: "View a summary of a workflow run",
Args: cobra.MaximumNArgs(1),
Example: heredoc.Doc(`
# Interactively select a run to view, optionally selecting a single job
$ gh run view
# View a specific run
$ gh run view 12345
# View a specific run with specific attempt number
$ gh run view 12345 --attempt 3
# View a specific job within a run
$ gh run view --job 456789
# View the full log for a specific job
$ gh run view --log --job 456789
# Exit non-zero if a run failed
$ gh run view 0451 --exit-status && echo "run pending or passed"
`),
RunE: func(cmd *cobra.Command, args []string) error {
// support `-R, --repo` override
opts.BaseRepo = f.BaseRepo
if len(args) == 0 && opts.JobID == "" {
if !opts.IO.CanPrompt() {
return cmdutil.FlagErrorf("run or job ID required when not running interactively")
} else {
opts.Prompt = true
}
} else if len(args) > 0 {
opts.RunID = args[0]
}
if opts.RunID != "" && opts.JobID != "" {
opts.RunID = ""
if opts.IO.CanPrompt() {
cs := opts.IO.ColorScheme()
fmt.Fprintf(opts.IO.ErrOut, "%s both run and job IDs specified; ignoring run ID\n", cs.WarningIcon())
}
}
if opts.Web && opts.Log {
return cmdutil.FlagErrorf("specify only one of --web or --log")
}
if opts.Log && opts.LogFailed {
return cmdutil.FlagErrorf("specify only one of --log or --log-failed")
}
if runF != nil {
return runF(opts)
}
return runView(opts)
},
}
cmd.Flags().BoolVarP(&opts.Verbose, "verbose", "v", false, "Show job steps")
// TODO should we try and expose pending via another exit code?
cmd.Flags().BoolVar(&opts.ExitStatus, "exit-status", false, "Exit with non-zero status if run failed")
cmd.Flags().StringVarP(&opts.JobID, "job", "j", "", "View a specific job ID from a run")
cmd.Flags().BoolVar(&opts.Log, "log", false, "View full log for either a run or specific job")
cmd.Flags().BoolVar(&opts.LogFailed, "log-failed", false, "View the log for any failed steps in a run or specific job")
cmd.Flags().BoolVarP(&opts.Web, "web", "w", false, "Open run in the browser")
cmd.Flags().Uint64VarP(&opts.Attempt, "attempt", "a", 0, "The attempt number of the workflow run")
cmdutil.AddJSONFlags(cmd, &opts.Exporter, shared.SingleRunFields)
return cmd
}
func runView(opts *ViewOptions) error {
httpClient, err := opts.HttpClient()
if err != nil {
return fmt.Errorf("failed to create http client: %w", err)
}
client := api.NewClientFromHTTP(httpClient)
repo, err := opts.BaseRepo()
if err != nil {
return fmt.Errorf("failed to determine base repo: %w", err)
}
jobID := opts.JobID
runID := opts.RunID
attempt := opts.Attempt
var selectedJob *shared.Job
var run *shared.Run
var jobs []shared.Job
defer opts.IO.StopProgressIndicator()
if jobID != "" {
opts.IO.StartProgressIndicator()
selectedJob, err = shared.GetJob(client, repo, jobID)
opts.IO.StopProgressIndicator()
if err != nil {
return fmt.Errorf("failed to get job: %w", err)
}
// TODO once more stuff is merged, standardize on using ints
runID = fmt.Sprintf("%d", selectedJob.RunID)
}
cs := opts.IO.ColorScheme()
if opts.Prompt {
// TODO arbitrary limit
opts.IO.StartProgressIndicator()
runs, err := shared.GetRuns(client, repo, nil, 10)
opts.IO.StopProgressIndicator()
if err != nil {
return fmt.Errorf("failed to get runs: %w", err)
}
runID, err = shared.PromptForRun(cs, runs.WorkflowRuns)
if err != nil {
return err
}
}
opts.IO.StartProgressIndicator()
run, err = shared.GetRun(client, repo, runID, attempt)
opts.IO.StopProgressIndicator()
if err != nil {
return fmt.Errorf("failed to get run: %w", err)
}
if shouldFetchJobs(opts) {
opts.IO.StartProgressIndicator()
jobs, err = shared.GetJobs(client, repo, run)
opts.IO.StopProgressIndicator()
if err != nil {
return err
}
}
if opts.Prompt && len(jobs) > 1 {
selectedJob, err = promptForJob(cs, jobs)
if err != nil {
return err
}
}
if err := opts.IO.StartPager(); err == nil {
defer opts.IO.StopPager()
} else {
fmt.Fprintf(opts.IO.ErrOut, "failed to start pager: %v\n", err)
}
if opts.Exporter != nil {
return opts.Exporter.Write(opts.IO, run)
}
if opts.Web {
url := run.URL
if selectedJob != nil {
url = selectedJob.URL + "?check_suite_focus=true"
}
if opts.IO.IsStdoutTTY() {
fmt.Fprintf(opts.IO.Out, "Opening %s in your browser.\n", text.DisplayURL(url))
}
return opts.Browser.Browse(url)
}
if selectedJob == nil && len(jobs) == 0 {
opts.IO.StartProgressIndicator()
jobs, err = shared.GetJobs(client, repo, run)
opts.IO.StopProgressIndicator()
if err != nil {
return fmt.Errorf("failed to get jobs: %w", err)
}
} else if selectedJob != nil {
jobs = []shared.Job{*selectedJob}
}
if opts.Log || opts.LogFailed {
if selectedJob != nil && selectedJob.Status != shared.Completed {
return fmt.Errorf("job %d is still in progress; logs will be available when it is complete", selectedJob.ID)
}
if run.Status != shared.Completed {
return fmt.Errorf("run %d is still in progress; logs will be available when it is complete", run.ID)
}
opts.IO.StartProgressIndicator()
runLogZip, err := getRunLog(opts.RunLogCache, httpClient, repo, run, attempt)
opts.IO.StopProgressIndicator()
if err != nil {
return fmt.Errorf("failed to get run log: %w", err)
}
defer runLogZip.Close()
attachRunLog(runLogZip, jobs)
return displayRunLog(opts.IO.Out, jobs, opts.LogFailed)
}
prNumber := ""
number, err := shared.PullRequestForRun(client, repo, *run)
if err == nil {
prNumber = fmt.Sprintf(" #%d", number)
}
var artifacts []shared.Artifact
if selectedJob == nil {
artifacts, err = shared.ListArtifacts(httpClient, repo, strconv.FormatInt(int64(run.ID), 10))
if err != nil {
return fmt.Errorf("failed to get artifacts: %w", err)
}
}
var annotations []shared.Annotation
var annotationErr error
var as []shared.Annotation
for _, job := range jobs {
as, annotationErr = shared.GetAnnotations(client, repo, job)
if annotationErr != nil {
break
}
annotations = append(annotations, as...)
}
opts.IO.StopProgressIndicator()
if annotationErr != nil {
return fmt.Errorf("failed to get annotations: %w", annotationErr)
}
out := opts.IO.Out
fmt.Fprintln(out)
fmt.Fprintln(out, shared.RenderRunHeader(cs, *run, text.FuzzyAgo(opts.Now(), run.StartedTime()), prNumber, attempt))
fmt.Fprintln(out)
if len(jobs) == 0 && run.Conclusion == shared.Failure || run.Conclusion == shared.StartupFailure {
fmt.Fprintf(out, "%s %s\n",
cs.FailureIcon(),
cs.Bold("This run likely failed because of a workflow file issue."))
fmt.Fprintln(out)
fmt.Fprintf(out, "For more information, see: %s\n", cs.Bold(run.URL))
if opts.ExitStatus {
return cmdutil.SilentError
}
return nil
}
if selectedJob == nil {
fmt.Fprintln(out, cs.Bold("JOBS"))
fmt.Fprintln(out, shared.RenderJobs(cs, jobs, opts.Verbose))
} else {
fmt.Fprintln(out, shared.RenderJobs(cs, jobs, true))
}
if len(annotations) > 0 {
fmt.Fprintln(out)
fmt.Fprintln(out, cs.Bold("ANNOTATIONS"))
fmt.Fprintln(out, shared.RenderAnnotations(cs, annotations))
}
if selectedJob == nil {
if len(artifacts) > 0 {
fmt.Fprintln(out)
fmt.Fprintln(out, cs.Bold("ARTIFACTS"))
for _, a := range artifacts {
expiredBadge := ""
if a.Expired {
expiredBadge = cs.Gray(" (expired)")
}
fmt.Fprintf(out, "%s%s\n", a.Name, expiredBadge)
}
}
fmt.Fprintln(out)
if shared.IsFailureState(run.Conclusion) {
fmt.Fprintf(out, "To see what failed, try: gh run view %d --log-failed\n", run.ID)
} else if len(jobs) == 1 {
fmt.Fprintf(out, "For more information about the job, try: gh run view --job=%d\n", jobs[0].ID)
} else {
fmt.Fprintf(out, "For more information about a job, try: gh run view --job=<job-id>\n")
}
fmt.Fprintf(out, cs.Gray("View this run on GitHub: %s\n"), run.URL)
if opts.ExitStatus && shared.IsFailureState(run.Conclusion) {
return cmdutil.SilentError
}
} else {
fmt.Fprintln(out)
if shared.IsFailureState(selectedJob.Conclusion) {
fmt.Fprintf(out, "To see the logs for the failed steps, try: gh run view --log-failed --job=%d\n", selectedJob.ID)
} else {
fmt.Fprintf(out, "To see the full job log, try: gh run view --log --job=%d\n", selectedJob.ID)
}
fmt.Fprintf(out, cs.Gray("View this run on GitHub: %s\n"), run.URL)
if opts.ExitStatus && shared.IsFailureState(selectedJob.Conclusion) {
return cmdutil.SilentError
}
}
return nil
}
func shouldFetchJobs(opts *ViewOptions) bool {
if opts.Prompt {
return true
}
if opts.Exporter != nil {
for _, f := range opts.Exporter.Fields() {
if f == "jobs" {
return true
}
}
}
return false
}
func getLog(httpClient *http.Client, logURL string) (io.ReadCloser, error) {
req, err := http.NewRequest("GET", logURL, nil)
if err != nil {
return nil, err
}
resp, err := httpClient.Do(req)
if err != nil {
return nil, err
}
if resp.StatusCode == 404 {
return nil, errors.New("log not found")
} else if resp.StatusCode != 200 {
return nil, api.HandleHTTPError(resp)
}
return resp.Body, nil
}
func getRunLog(cache runLogCache, httpClient *http.Client, repo ghrepo.Interface, run *shared.Run, attempt uint64) (*zip.ReadCloser, error) {
filename := fmt.Sprintf("run-log-%d-%d.zip", run.ID, run.StartedTime().Unix())
filepath := filepath.Join(os.TempDir(), "gh-cli-cache", filename)
if !cache.Exists(filepath) {
// Run log does not exist in cache so retrieve and store it
logURL := fmt.Sprintf("%srepos/%s/actions/runs/%d/logs",
ghinstance.RESTPrefix(repo.RepoHost()), ghrepo.FullName(repo), run.ID)
if attempt > 0 {
logURL = fmt.Sprintf("%srepos/%s/actions/runs/%d/attempts/%d/logs",
ghinstance.RESTPrefix(repo.RepoHost()), ghrepo.FullName(repo), run.ID, attempt)
}
resp, err := getLog(httpClient, logURL)
if err != nil {
return nil, err
}
defer resp.Close()
err = cache.Create(filepath, resp)
if err != nil {
return nil, err
}
}
return cache.Open(filepath)
}
func promptForJob(cs *iostreams.ColorScheme, jobs []shared.Job) (*shared.Job, error) {
candidates := []string{"View all jobs in this run"}
for _, job := range jobs {
symbol, _ := shared.Symbol(cs, job.Status, job.Conclusion)
candidates = append(candidates, fmt.Sprintf("%s %s", symbol, job.Name))
}
var selected int
//nolint:staticcheck // SA1019: prompt.SurveyAskOne is deprecated: use Prompter
err := prompt.SurveyAskOne(&survey.Select{
Message: "View a specific job in this run?",
Options: candidates,
PageSize: 12,
}, &selected)
if err != nil {
return nil, err
}
if selected > 0 {
return &jobs[selected-1], nil
}
// User wants to see all jobs
return nil, nil
}
func logFilenameRegexp(job shared.Job, step shared.Step) *regexp.Regexp {
re := fmt.Sprintf(`%s\/%d_.*\.txt`, regexp.QuoteMeta(job.Name), step.Number)
return regexp.MustCompile(re)
}
// This function takes a zip file of logs and a list of jobs.
// Structure of zip file
//
// zip/
// ├── jobname1/
// │ ├── 1_stepname.txt
// │ ├── 2_anotherstepname.txt
// │ ├── 3_stepstepname.txt
// │ └── 4_laststepname.txt
// └── jobname2/
// ├── 1_stepname.txt
// └── 2_somestepname.txt
//
// It iterates through the list of jobs and tries to find the matching
// log in the zip file. If the matching log is found it is attached
// to the job.
func attachRunLog(rlz *zip.ReadCloser, jobs []shared.Job) {
for i, job := range jobs {
for j, step := range job.Steps {
re := logFilenameRegexp(job, step)
for _, file := range rlz.File {
if re.MatchString(file.Name) {
jobs[i].Steps[j].Log = file
break
}
}
}
}
}
func displayRunLog(w io.Writer, jobs []shared.Job, failed bool) error {
for _, job := range jobs {
steps := job.Steps
sort.Sort(steps)
for _, step := range steps {
if failed && !shared.IsFailureState(step.Conclusion) {
continue
}
if step.Log == nil {
continue
}
prefix := fmt.Sprintf("%s\t%s\t", job.Name, step.Name)
f, err := step.Log.Open()
if err != nil {
return err
}
scanner := bufio.NewScanner(f)
for scanner.Scan() {
fmt.Fprintf(w, "%s%s\n", prefix, scanner.Text())
}
f.Close()
}
}
return nil
}