mirror of
https://github.com/kennethreitz/herald.git
synced 2026-06-05 23:00:19 +00:00
136 lines
3.5 KiB
Go
136 lines
3.5 KiB
Go
package main
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import (
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"context"
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"fmt"
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"github.com/fatih/color"
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"github.com/google/go-github/github"
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"github.com/heroku/herald"
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"golang.org/x/oauth2"
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"log"
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"os"
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"time"
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)
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// Personal GitHub token. TODO: Create a bit account.
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var GITHUB_TOKEN = os.Getenv("GITHUB_TOKEN")
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// Opens an issue on GitHub for the given buildpack and new target.
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//
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// Note: Uses the GITHUB_TOKEN environment variable, which is currently
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// Set to Kenneth's personal GitHub account. Need to create a bot account
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// for this service.
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func open_issue(bp herald.Buildpack, target string) bool {
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ctx := context.Background()
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ts := oauth2.StaticTokenSource(
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&oauth2.Token{AccessToken: GITHUB_TOKEN},
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)
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tc := oauth2.NewClient(ctx, ts)
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client := github.NewClient(tc)
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title := fmt.Sprintf("New release (%s) available! (Herald System)", target)
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body := fmt.Sprintf("This issue created programmatically and automatically by Heroku, on behalf of %s, the owner of the %s buildpack.", bp.Owner, bp.Name)
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newIssue := github.IssueRequest{
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Title: &title,
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Body: &body,
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// Labels: ["New Build Target"],
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Assignee: &bp.Owner,
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}
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// list all repositories for the authenticated user
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bp_name := fmt.Sprintf("heroku-buildpack-%s", bp.Name)
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issue, _, err := client.Issues.Create(ctx, "heroku", bp_name, &newIssue)
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if err != nil {
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fmt.Println("An error occurred creating the GitHub issue. Will try again")
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} else {
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fmt.Println(fmt.Sprintf("New issue created on %s buildpack on GitHub.", bp.Name))
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}
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return (issue != nil)
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}
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func main() {
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// Redis stuff.
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redis := herald.NewRedis("")
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// Color Stuff.
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color.NoColor = false
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red := color.New(color.FgRed).SprintFunc()
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blue := color.New(color.FgBlue).SprintFunc()
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magenta := color.New(color.FgMagenta).SprintFunc()
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green := color.New(color.FgGreen).SprintFunc()
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yellow := color.New(color.FgYellow).SprintFunc()
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bold := color.New(color.Bold, color.FgWhite).SprintFunc()
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for {
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// Get a list of the buildpacks (as types).
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buildpacks := herald.GetBuildpacks()
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// Iterate over them.
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for _, bp := range buildpacks {
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// Download and extract each Buildpack.
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log.Printf(bold("Downloading '%s'…"), red(bp.Name))
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path := bp.Download()
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log.Printf("Buildpack '%s' downloaded to '%s'!", red(bp), green(path))
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// Find all version executables for the given buildpack.
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executables := bp.FindVersionScripts()
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for _, exe := range executables {
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log.Printf(yellow("Executing '%s:%s' script…"), red(bp), magenta(exe))
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// TODO: Ensure chmod for the executable.
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exe.EnsureExecutable()
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// Execute the executable, print the results.
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results := exe.Execute()
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for _, result := range results {
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key := fmt.Sprintf("%s:%s:%s", bp, exe, result)
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value := 1
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// Store the results in Redis.
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result, err := redis.Connection.Do("SETNX", key, value)
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// The insert was successful (e.g. it didn't exist already)
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if result.(int64) != int64(0) {
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// TODO: Send a notification to the buildpack owner.
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fmt.Println("Notifying", blue(bp.Owner), "about", red(key), ".")
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// Open an issue on GitHub (work in progress).
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success := open_issue(bp, key)
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if !success {
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// If writing out the issue was unsuccessful, delete the key from Redis.
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_, err := redis.Connection.Do("DEL", key)
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_ = err
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}
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}
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if err != nil {
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log.Fatal(err)
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}
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}
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// Log results.
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log.Printf("%s:%s results: %s", red(bp), magenta(exe), results)
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}
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}
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log.Print(bold("Sleeping for 10 minutes…"))
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// Sleep for ten minutes.
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time.Sleep(10 * time.Minute)
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}
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}
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