fix: only check cred helper repo once per 24h (#572)

Signed-off-by: Grant Linville <grant@acorn.io>
Co-authored-by: Nick Hale <4175918+njhale@users.noreply.github.com>

Author: g-linville

pkg/credentials/util.go

@@ -5,13 +5,14 @@ import (
 )
 
 type CredentialHelperDirs struct {
-	RevisionFile, BinDir, RepoDir string
+	RevisionFile, LastCheckedFile, BinDir, RepoDir string
 }
 
 func GetCredentialHelperDirs(cacheDir string) CredentialHelperDirs {
 	return CredentialHelperDirs{
-		RevisionFile: filepath.Join(cacheDir, "repos", "gptscript-credential-helpers", "revision"),
-		BinDir:       filepath.Join(cacheDir, "repos", "gptscript-credential-helpers", "bin"),
-		RepoDir:      filepath.Join(cacheDir, "repos", "gptscript-credential-helpers", "repo"),
+		RevisionFile:    filepath.Join(cacheDir, "repos", "gptscript-credential-helpers", "revision"),
+		LastCheckedFile: filepath.Join(cacheDir, "repos", "gptscript-credential-helpers", "last-checked"),
+		BinDir:          filepath.Join(cacheDir, "repos", "gptscript-credential-helpers", "bin"),
+		RepoDir:         filepath.Join(cacheDir, "repos", "gptscript-credential-helpers", "repo"),
 	}
 }

pkg/repos/get.go

@@ -10,6 +10,7 @@ import (
 	"path/filepath"
 	"strings"
 	"sync"
+	"time"
 
 	"github.com/BurntSushi/locker"
 	"github.com/gptscript-ai/gptscript/pkg/config"
@@ -112,11 +113,30 @@ func (m *Manager) deferredSetUpCredentialHelpers(ctx context.Context, cliCfg *co
 	locker.Lock("gptscript-credential-helpers")
 	defer locker.Unlock("gptscript-credential-helpers")
 
+	// Load the last-checked file to make sure we haven't checked the repo in the last 24 hours.
+	now := time.Now()
+	lastChecked, err := os.ReadFile(m.credHelperDirs.LastCheckedFile)
+	if err == nil {
+		if t, err := time.Parse(time.RFC3339, strings.TrimSpace(string(lastChecked))); err == nil && now.Sub(t) < 24*time.Hour {
+			// Make sure the binary still exists, and if it does, return.
+			if _, err := os.Stat(filepath.Join(m.credHelperDirs.BinDir, "gptscript-credential-"+helperName+suffix)); err == nil {
+				log.Debugf("Credential helper %s up-to-date as of %v, checking for updates after %v", helperName, t, t.Add(24*time.Hour))
+				return nil
+			}
+		}
+	}
+
+	// Load the credential helpers repo information.
 	_, repo, _, err := github.Load(ctx, nil, credentialHelpersRepo)
 	if err != nil {
 		return err
 	}
 
+	// Update the last-checked file.
+	if err := os.WriteFile(m.credHelperDirs.LastCheckedFile, []byte(now.Format(time.RFC3339)), 0644); err != nil {
+		return err
+	}
+
 	var needsBuild bool
 
 	// Check the last revision shasum and see if it is different from the current one.