arran 🇦🇺

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  • 6 Comments
Joined 1 year ago
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Cake day: September 23rd, 2023

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  • I asked chatgpt to write a go program for this, this looks roughly correct (I have used both libraries before) obviously this won’t be enough for your particular use case. I imagine you can integrate an RSS feed to your site, however if you’re using something like hugo perhaps output it as a csv.

    Super low effort but a good start I think:

    package main
    
    import (
    	"fmt"
    	"log"
    	"os"
    	"strings"
    	"time"
    
    	git "github.com/go-git/go-git/v5"
    	rss "github.com/jteeuwen/go-pkg-rss"
    )
    
    const (
    	timeout = 5 // timeout in seconds for the RSS feed generation
    )
    
    // Repository represents a git repository with its URL
    type Repository struct {
    	URL string
    }
    
    // Repositories is the list of git repositories
    var Repositories = []Repository{
    	{URL: "https://github.com/owner/repo1"},
    	{URL: "https://github.com/owner/repo2"},
    	// Add more repositories here
    }
    
    // FetchLatestTag fetches the latest tag from a git repository
    func FetchLatestTag(repoURL string) (string, string, error) {
    	// Clone the repository to a temporary directory
    	dir, err := os.MkdirTemp("", "repo")
    	if err != nil {
    		return "", "", err
    	}
    	defer os.RemoveAll(dir)
    
    	_, err = git.PlainClone(dir, true, &git.CloneOptions{
    		URL:      repoURL,
    		Progress: os.Stdout,
    	})
    	if err != nil {
    		return "", "", err
    	}
    
    	repo, err := git.PlainOpen(dir)
    	if err != nil {
    		return "", "", err
    	}
    
    	tags, err := repo.Tags()
    	if err != nil {
    		return "", "", err
    	}
    
    	var latestTag string
    	var latestCommitTime time.Time
    
    	err = tags.ForEach(func(ref *plumbing.Reference) error {
    		tag := ref.Name().Short()
    		commit, err := repo.CommitObject(ref.Hash())
    		if err != nil {
    			return err
    		}
    		if commit.Committer.When.After(latestCommitTime) {
    			latestCommitTime = commit.Committer.When
    			latestTag = tag
    		}
    		return nil
    	})
    	if err != nil {
    		return "", "", err
    	}
    
    	return latestTag, latestCommitTime.Format(time.RFC1123Z), nil
    }
    
    // GenerateRSS generates an RSS feed from the latest tags of the repositories
    func GenerateRSS() string {
    	feed := rss.Feed{
    		Title:       "Latest Tags from Git Repositories",
    		Link:        &rss.Link{Href: "http://example.com/"},
    		Description: "This feed provides the latest tags from a list of git repositories.",
    		Created:     time.Now(),
    	}
    
    	for _, repo := range Repositories {
    		tag, date, err := FetchLatestTag(repo.URL)
    		if err != nil {
    			log.Printf("Error fetching latest tag for repository %s: %v", repo.URL, err)
    			continue
    		}
    		feed.Items = append(feed.Items, &rss.Item{
    			Title:       fmt.Sprintf("Latest tag for %s: %s", repo.URL, tag),
    			Link:        &rss.Link{Href: repo.URL},
    			Description: fmt.Sprintf("The latest tag for repository %s is %s, created on %s.", repo.URL, tag, date),
    			Created:     time.Now(),
    		})
    	}
    
    	var rssFeed strings.Builder
    	rssFeed.WriteString(xml.Header)
    	if err := feed.Write(&rssFeed); err != nil {
    		log.Fatalf("Error generating RSS feed: %v", err)
    	}
    
    	return rssFeed.String()
    }
    
    func main() {
    	rssFeed := GenerateRSS()
    	fmt.Println(rssFeed)
    }
    

  • I feel like I have been doing this all my life. I think it’s more to do with the depth of understanding too. But the environment has to support it, if there is an expectation that everyone is an expert from day one, and there is no room for self improvement then it can’t be done.

    As stated there are down falls with the approach such as lack of exposure to new ideas. You still need to look just not study. But to me it’s also a work/life balance policy. But don’t practice it in extreme as it can hold you back. Good work places should allow for some learning time and I’m hoping that gets normalized.


  • The busybox one seems great as it comes with shells. php looks like it would add some issues.

    Personally since I use go, I would create a go embedded app, which I would make a deb, rpm, and a dockerfile using “goreleaser”

    package main
    
    import (
    	"embed"
    	"net/http"
    )
    
    //go:embed static/*
    var content embed.FS
    
    func main() {
    	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
    		// Serve index.html as the default page
    		http.ServeContent(w, r, "index.html", nil, content)
    	})
    
    	// Serve static files
    	http.Handle("/static/", http.StripPrefix("/static/", http.FileServer(http.FS(content))))
    
    	// Start the server
    	http.ListenAndServe(":8080", nil)
    }
    

    Would be all the code but allows for expansion later. However the image goreleaser builds doesn’t come with busybox on it so you can’t docker exec into it. https://goreleaser.com/customization/docker/

    Most of the other options including the PHP one seem to include a scripting language or a bunch of other system tools etc. I think that’s overkill