awesome-go/stale_repositories_test.go

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package main
import (
"bytes"
"context"
"encoding/json"
"fmt"
"log"
"net/http"
"os"
"regexp"
"strings"
"testing"
"text/template"
"time"
"github.com/PuerkitoBio/goquery"
"golang.org/x/oauth2"
)
const issueTemplate = `
{{range .}}
- [ ] {{.}}
{{end}}
`
var reGithubRepo = regexp.MustCompile("https://github.com/[a-zA-Z0-9-._]+/[a-zA-Z0-9-._]+$")
var githubGETREPO = "https://api.github.com/repos%s"
var githubGETCOMMITS = "https://api.github.com/repos%s/commits"
var githubPOSTISSUES = "https://api.github.com/repos/avelino/awesome-go/issues"
var awesomeGoGETISSUES = "http://api.github.com/repos/avelino/awesome-go/issues" //only returns open issues
var numberOfYears time.Duration = 1
var timeNow = time.Now()
var issueTitle = fmt.Sprintf("Investigate repositories with more than 1 year without update - %s", timeNow.Format("2006-01-02"))
const deadLinkMessage = " this repository might no longer exist! (status code >= 400 returned)"
const movedPermanently = " status code 301 received"
const status302 = " status code 302 received"
const archived = " repository has been archived"
//LIMIT specifies the max number of repositories that are added in a single run of the script
var LIMIT = 10
var ctr = 0
type tokenSource struct {
AccessToken string
}
type issue struct {
Title string `json:"title"`
Body string `json:"body"`
}
type repo struct {
Archived bool `json:"archived"`
}
func (t *tokenSource) Token() (*oauth2.Token, error) {
token := &oauth2.Token{
AccessToken: t.AccessToken,
}
return token, nil
}
func getRepositoriesFromBody(body string) []string {
links := strings.Split(body, "- ")
for idx, link := range links {
str := strings.ReplaceAll(link, "\r", "")
str = strings.ReplaceAll(str, "[ ]", "")
str = strings.ReplaceAll(str, "[x]", "")
str = strings.ReplaceAll(str, " ", "")
str = strings.ReplaceAll(str, "\n", "")
str = strings.ReplaceAll(str, deadLinkMessage, "")
str = strings.ReplaceAll(str, movedPermanently, "")
str = strings.ReplaceAll(str, status302, "")
str = strings.ReplaceAll(str, archived, "")
links[idx] = str
}
return links
}
func generateIssueBody(repositories []string) (string, error) {
var writer bytes.Buffer
t := template.New("issue")
temp, err := t.Parse(issueTemplate)
if err != nil {
log.Print("Failed to generate template")
return "", err
}
err = temp.Execute(&writer, repositories)
if err != nil {
log.Print("Failed to generate template")
return "", err
}
issueBody := writer.String()
return issueBody, nil
}
func createIssue(staleRepos []string, client *http.Client) {
if len(staleRepos) == 0 {
log.Print("NO STALE REPOSITORIES")
return
}
body, err := generateIssueBody(staleRepos)
if err != nil {
log.Print("Failed at CreateIssue")
return
}
newIssue := &issue{
Title: issueTitle,
Body: body,
}
buf := new(bytes.Buffer)
json.NewEncoder(buf).Encode(newIssue)
req, err := http.NewRequest("POST", githubPOSTISSUES, buf)
if err != nil {
log.Print("Failed at CreateIssue")
return
}
client.Do(req)
}
func getAllFlaggedRepositories(client *http.Client, flaggedRepositories *map[string]bool) error {
req, err := http.NewRequest("GET", awesomeGoGETISSUES, nil)
if err != nil {
log.Print("Failed to get all issues")
return err
}
res, err := client.Do(req)
if err != nil {
log.Print("Failed to get all issues")
return err
}
target := []issue{}
defer res.Body.Close()
json.NewDecoder(res.Body).Decode(&target)
for _, i := range target {
if i.Title == issueTitle {
repos := getRepositoriesFromBody(i.Body)
for _, repo := range repos {
(*flaggedRepositories)[repo] = true
}
}
}
return nil
}
func containsOpenIssue(link string, openIssues map[string]bool) bool {
_, ok := openIssues[link]
return ok
}
func testRepoState(toRun bool, href string, client *http.Client, staleRepos *[]string) bool {
if toRun {
ownerRepo := strings.ReplaceAll(href, "https://github.com", "")
apiCall := fmt.Sprintf(githubGETREPO, ownerRepo)
req, err := http.NewRequest("GET", apiCall, nil)
var repoResp repo
isRepoAdded := false
if err != nil {
log.Printf("Failed at repository %s\n", href)
return false
}
resp, err := client.Do(req)
if err != nil {
log.Printf("Failed at repository %s\n", href)
return false
}
defer resp.Body.Close()
json.NewDecoder(resp.Body).Decode(&repoResp)
if resp.StatusCode == 301 {
*staleRepos = append(*staleRepos, href+movedPermanently)
log.Printf("%s returned 301", href)
isRepoAdded = true
}
if resp.StatusCode == 302 && !isRepoAdded {
*staleRepos = append(*staleRepos, href+status302)
log.Printf("%s returned 302", href)
isRepoAdded = true
}
if resp.StatusCode >= 400 && !isRepoAdded {
*staleRepos = append(*staleRepos, href+deadLinkMessage)
log.Printf("%s might not exist!", href)
isRepoAdded = true
}
if repoResp.Archived && !isRepoAdded {
*staleRepos = append(*staleRepos, href+archived)
log.Printf("%s is archived!", href)
isRepoAdded = true
}
return isRepoAdded
}
return false
}
func testCommitAge(toRun bool, href string, client *http.Client, staleRepos *[]string) bool {
if toRun {
var respObj []map[string]interface{}
since := timeNow.Add(-1 * 365 * 24 * numberOfYears * time.Hour)
sinceQuery := since.Format(time.RFC3339)
ownerRepo := strings.ReplaceAll(href, "https://github.com", "")
apiCall := fmt.Sprintf(githubGETCOMMITS, ownerRepo)
req, err := http.NewRequest("GET", apiCall, nil)
isRepoAdded := false
if err != nil {
log.Printf("Failed at repository %s\n", href)
return false
}
q := req.URL.Query()
q.Add("since", sinceQuery)
req.URL.RawQuery = q.Encode()
resp, err := client.Do(req)
if err != nil {
log.Printf("Failed at repository %s\n", href)
return false
}
defer resp.Body.Close()
json.NewDecoder(resp.Body).Decode(&respObj)
isAged := len(respObj) == 0
if isAged {
log.Printf("%s has not had a commit in a while", href)
*staleRepos = append(*staleRepos, href)
isRepoAdded = true
}
return isRepoAdded
}
return false
}
func testStaleRepository() {
query := startQuery()
var staleRepos []string
addressedRepositories := make(map[string]bool)
oauth := os.Getenv("OAUTH_TOKEN")
client := &http.Client{}
if oauth == "" {
log.Print("No oauth token found. Using unauthenticated client ...")
} else {
tokenSource := &tokenSource{
AccessToken: oauth,
}
client = oauth2.NewClient(context.Background(), tokenSource)
}
err := getAllFlaggedRepositories(client, &addressedRepositories)
if err != nil {
log.Println("Failed to get existing issues. Exiting...")
return
}
query.Find("body li > a:first-child").EachWithBreak(func(_ int, s *goquery.Selection) bool {
href, ok := s.Attr("href")
if !ok {
log.Println("expected to have href")
return true
}
if ctr >= LIMIT && LIMIT != -1 {
log.Print("Max number of issues created")
return false
}
issueExists := containsOpenIssue(href, addressedRepositories)
if issueExists {
log.Printf("issue already exists for %s\n", href)
} else {
isGithubRepo := reGithubRepo.MatchString(href)
if isGithubRepo {
isRepoAdded := testRepoState(true, href, client, &staleRepos)
isRepoAdded = testCommitAge(!isRepoAdded, href, client, &staleRepos)
if isRepoAdded {
ctr++
}
} else {
log.Printf("%s non-github repo not currently handled", href)
}
}
return true
})
createIssue(staleRepos, client)
}
func TestStaleRepository(t *testing.T) {
testStaleRepository()
}