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better errors, better logging, moar packages

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This commit is contained in:
Jason Hall 2019-05-10 10:05:27 -04:00
parent 4ef0aafc7b
commit 719a5559e9
6 changed files with 97 additions and 37 deletions
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27
cmd/buildpack/main.go
View file

@ -17,7 +17,8 @@ import (
"github.com/google/go-containerregistry/pkg/name"
"github.com/google/go-containerregistry/pkg/v1"
"github.com/google/go-containerregistry/pkg/v1/remote"
"github.com/imjasonh/kontain.me/pkg"
"github.com/imjasonh/kontain.me/pkg/run"
"github.com/imjasonh/kontain.me/pkg/serve"
"golang.org/x/oauth2/google"
)
@ -71,9 +72,9 @@ func (s *server) ServeHTTP(w http.ResponseWriter, r *http.Request) {
case strings.Contains(path, "/manifests/"):
s.serveBuildpackManifest(w, r)
case strings.Contains(path, "/blobs/"):
pkg.ServeBlob(w, r)
serve.Blob(w, r)
default:
http.Error(w, "not found", http.StatusNotFound)
serve.Error(w, serve.ErrNotFound)
}
}
@ -82,7 +83,7 @@ func (s *server) serveBuildpackManifest(w http.ResponseWriter, r *http.Request)
src, layers, err := s.prepareWorkspace()
if err != nil {
s.error.Println("ERROR:", err)
http.Error(w, err.Error(), http.StatusInternalServerError)
serve.Error(w, err)
return
}
// Clean up workspace.
@ -113,7 +114,7 @@ func (s *server) serveBuildpackManifest(w http.ResponseWriter, r *http.Request)
image, err := s.fetchAndBuild(src, layers, repo, revision)
if err != nil {
s.error.Println("ERROR:", err)
http.Error(w, err.Error(), http.StatusInternalServerError)
serve.Error(w, err)
return
}
@ -121,10 +122,10 @@ func (s *server) serveBuildpackManifest(w http.ResponseWriter, r *http.Request)
img, err := s.getImage(image)
if err != nil {
s.error.Println("ERROR:", err)
http.Error(w, err.Error(), http.StatusInternalServerError)
serve.Error(w, err)
return
}
pkg.ServeManifest(w, img)
serve.Manifest(w, img)
}
func (s *server) prepareWorkspace() (string, string, error) {
@ -141,7 +142,7 @@ func (s *server) prepareWorkspace() (string, string, error) {
}
}
}`, auth)
if err := pkg.Run(s.info.Writer(), "mkdir -p ~/.docker/ && cat << EOF > ~/.docker/config.json\n"+string(configJSON)+"\nEOF"); err != nil {
if err := run.Do(s.info.Writer(), "mkdir -p ~/.docker/ && cat << EOF > ~/.docker/config.json\n"+string(configJSON)+"\nEOF"); err != nil {
return "", "", err
}
@ -171,6 +172,14 @@ func (s *server) fetchAndBuild(src, layers, repo, revision string) (string, erro
image := fmt.Sprintf("gcr.io/%s/built-%d", projectID, time.Now().Unix)
source := fmt.Sprintf("https://github.com/%s/archive/%s.tar.gz", repo, revision)
if resp, err := http.Head(source); err != nil {
return "", err
} else if resp.StatusCode == http.StatusNotFound {
return "", serve.ErrNotFound
} else if resp.StatusCode != http.StatusOK {
return "", fmt.Errorf("HEAD %s (%d): %s", source, resp.StatusCode, resp.Status)
}
for _, cmd := range []string{
fmt.Sprintf("chown -R %d:%d %s", os.Geteuid(), os.Getgid(), src),
fmt.Sprintf("chown -R %d:%d %s", os.Geteuid(), os.Getgid(), layers),
@ -181,7 +190,7 @@ func (s *server) fetchAndBuild(src, layers, repo, revision string) (string, erro
fmt.Sprintf("/lifecycle/builder -layers=%s -app=%s -group=%s/group.toml -plan=%s/plan.toml", layers, src, layers, layers),
fmt.Sprintf("/lifecycle/exporter -layers=%s -helpers=true -app=%s -image=%s -group=%s/group.toml %s", layers, src, base, layers, image),
} {
if err := pkg.Run(s.info.Writer(), cmd); err != nil {
if err := run.Do(s.info.Writer(), cmd); err != nil {
return "", fmt.Errorf("Running %q: %v", cmd, err)
}
}

23
cmd/ko/main.go
View file

@ -32,7 +32,8 @@ import (
"github.com/google/go-containerregistry/pkg/v1/random"
"github.com/google/go-containerregistry/pkg/v1/remote"
"github.com/google/ko/pkg/build"
"github.com/imjasonh/kontain.me/pkg"
"github.com/imjasonh/kontain.me/pkg/run"
"github.com/imjasonh/kontain.me/pkg/serve"
)
func main() {
@ -82,9 +83,9 @@ func (s *server) ServeHTTP(w http.ResponseWriter, r *http.Request) {
s.serveKoManifest(w, r)
case strings.HasPrefix(path, "random/blobs/"),
strings.HasPrefix(path, "ko/") && strings.Contains(path, "/blobs/"):
pkg.ServeBlob(w, r)
serve.Blob(w, r)
default:
http.Error(w, "not found", http.StatusNotFound)
serve.Error(w, serve.ErrNotFound)
}
}
@ -108,9 +109,9 @@ func (s *server) serveKoManifest(w http.ResponseWriter, r *http.Request) {
// go get the package.
s.info.Printf("go get %s...", ip)
if err := pkg.Run(s.info.Writer(), fmt.Sprintf("go get %s", ip)); err != nil {
if err := run.Do(s.info.Writer(), fmt.Sprintf("go get %s", ip)); err != nil {
s.error.Printf("ERROR (go get): %s", err)
http.Error(w, err.Error(), http.StatusInternalServerError)
serve.Error(w, err)
return
}
// TODO: Check image tag for version, resolve branches -> commits and redirect to img:<commit>
@ -124,22 +125,22 @@ func (s *server) serveKoManifest(w http.ResponseWriter, r *http.Request) {
)
if err != nil {
s.error.Printf("ERROR (build.NewGo): %s", err)
http.Error(w, err.Error(), http.StatusInternalServerError)
serve.Error(w, serve.ErrInvalid)
return
}
if !g.IsSupportedReference(ip) {
s.error.Printf("ERROR (IsSupportedReference): %s", err)
http.Error(w, fmt.Sprintf("%q is not a supported reference", ip), http.StatusBadRequest)
serve.Error(w, serve.ErrInvalid)
return
}
s.info.Printf("ko build %s...", ip)
img, err := g.Build(ip)
if err != nil {
s.error.Printf("ERROR (ko build): %s", err)
http.Error(w, err.Error(), http.StatusInternalServerError)
serve.Error(w, serve.ErrInvalid)
return
}
pkg.ServeManifest(w, img)
serve.Manifest(w, img)
}
// Capture up to 99 layers of up to 99.9MB each.
@ -163,8 +164,8 @@ func (s *server) serveRandomManifest(w http.ResponseWriter, r *http.Request) {
img, err := random.Image(size, num)
if err != nil {
s.error.Printf("ERROR (random.Image): %s", err)
http.Error(w, err.Error(), http.StatusInternalServerError)
serve.Error(w, err)
return
}
pkg.ServeManifest(w, img)
serve.Manifest(w, img)
}