mirror of https://github.com/databricks/cli.git
108 lines
3.0 KiB
Go
108 lines
3.0 KiB
Go
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package sync
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import (
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"bytes"
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"context"
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"encoding/json"
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"fmt"
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"io/ioutil"
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"log"
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"net/http"
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"net/url"
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"strconv"
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"time"
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"github.com/atotto/clipboard"
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"github.com/databricks/bricks/retries"
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"github.com/pkg/browser"
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)
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// Bricks CLI GitHub OAuth App Client ID
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const githubOauthClientID = "b91230382436c4592741"
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func githubGetPAT(ctx context.Context) (string, error) {
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deviceRequest := url.Values{}
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deviceRequest.Set("client_id", githubOauthClientID)
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// TODO: scope
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response, err := http.PostForm("https://github.com/login/device/code", deviceRequest)
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if err != nil {
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return "", err
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}
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raw, err := ioutil.ReadAll(response.Body)
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if err != nil {
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return "", err
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}
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deviceResponse, err := url.ParseQuery(string(raw))
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if err != nil {
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return "", err
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}
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// TODO: give instructions to user and wait for the prompt
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userCode := deviceResponse.Get("user_code")
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err = clipboard.WriteAll(userCode)
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if err != nil {
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return "", fmt.Errorf("cannot copy to clipboard: %w", err)
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}
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verificationURL := deviceResponse.Get("verification_uri")
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fmt.Printf("\nEnter the following code on %s: \n\n%s\n\n(it should be in your clipboard)", verificationURL, userCode)
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err = browser.OpenURL(verificationURL)
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if err != nil {
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return "", fmt.Errorf("cannot open browser: %w", err)
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}
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var bearer string
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err = retries.Wait(ctx, 15*time.Minute, func() *retries.Err {
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form := url.Values{}
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form.Set("client_id", githubOauthClientID)
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form.Set("device_code", deviceResponse.Get("device_code"))
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form.Set("grant_type", "urn:ietf:params:oauth:grant-type:device_code")
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response, err := http.PostForm("https://github.com/login/oauth/access_token", form)
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if err != nil {
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return retries.Halt(err)
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}
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raw, err := ioutil.ReadAll(response.Body)
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if err != nil {
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return retries.Continuef("failed to read body: %w", err)
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}
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result, err := url.ParseQuery(string(raw))
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if err != nil {
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return retries.Continuef("failed to parse body: %w", err)
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}
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bearer = result.Get("access_token")
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if bearer != "" {
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return nil
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}
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if result.Get("error") == "slow_down" {
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t, _ := strconv.Atoi(result.Get("interval"))
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time.Sleep(time.Duration(t)*time.Second)
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log.Printf("[WARN] Rate limited, sleeping for %d seconds", t)
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}
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reason := result.Get("error_description")
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if reason == "" {
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reason = "access token is not ready"
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}
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return retries.Continues(reason)
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})
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if err != nil {
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return "", fmt.Errorf("failed to acquire access token: %w", err)
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}
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raw, err = json.Marshal(struct {
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note string
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scopes []string
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}{"test token", []string{}})
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if err != nil {
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return "", err
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}
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request, err := http.NewRequest("POST", "https://api.github.com/api/v3/authorizations", bytes.NewReader(raw))
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if err != nil {
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return "", err
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}
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request.Header.Add("Authorization", fmt.Sprintf("Bearer %s", bearer))
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response, err = http.DefaultClient.Do(request)
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if err != nil {
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return "", err
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}
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raw, _ = ioutil.ReadAll(response.Body)
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log.Printf("[INFO] %s", raw)
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// TODO: convert to PAT
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return bearer, nil
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}
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