Vendoring improved

* update dagger init with package manager downloading stdlib Signed-off-by: Tihomir Jovicic <tihomir.jovicic.develop@gmail.com> * split mod get and update functions Signed-off-by: Tihomir Jovicic <tihomir.jovicic.develop@gmail.com> * write to package checksum to dagger.sum when installing/updating Signed-off-by: Tihomir Jovicic <tihomir.jovicic.develop@gmail.com> * encure checksums are valid when compiling input Signed-off-by: Tihomir Jovicic <tihomir.jovicic.develop@gmail.com> * remove references to github.com/tjovicic in docs 1010 and 1011 Signed-off-by: Tihomir Jovicic <tihomir.jovicic.develop@gmail.com> * refactor mod get command Signed-off-by: Tihomir Jovicic <tihomir.jovicic.develop@gmail.com> * update logic of moving dir when installing packages Signed-off-by: Tihomir Jovicic <tihomir.jovicic.develop@gmail.com> * fix linting errors Signed-off-by: Tihomir Jovicic <tihomir.jovicic.develop@gmail.com> * revert changes to 1010 docs Signed-off-by: Tihomir Jovicic <tihomir.jovicic.develop@gmail.com> * updating error log line in mod/get Signed-off-by: Tihomir Jovicic <tihomir.jovicic.develop@gmail.com> * fix ci tests when using vendoring Signed-off-by: Tihomir Jovicic <tihomir.jovicic.develop@gmail.com> * update alpha.dagger.io version to v0.1 Signed-off-by: Tihomir Jovicic <tihomir.jovicic.develop@gmail.com> * fix mod repo test Signed-off-by: Tihomir Jovicic <tihomir.jovicic.develop@gmail.com> * return error if package already installed Signed-off-by: Tihomir Jovicic <tihomir.jovicic.develop@gmail.com> * remove already installed packages when installing Signed-off-by: Tihomir Jovicic <tihomir.jovicic.develop@gmail.com> * fix issue when vendoring stdlib Signed-off-by: Tihomir Jovicic <tihomir.jovicic.develop@gmail.com> * update mod command with filelock while installing Signed-off-by: Tihomir Jovicic <tihomir.jovicic.develop@gmail.com> * fix linting errors Signed-off-by: Tihomir Jovicic <tihomir.jovicic.develop@gmail.com> * fix path of mod lock file Signed-off-by: Tihomir Jovicic <tihomir.jovicic.develop@gmail.com> Co-authored-by: Tihomir Jovicic <tihomir.jovicic.develop@gmail.com> Signed-off-by: Sam Alba <sam.alba@gmail.com>
2021-10-13 14:32:06 -07:00
parent 31255f75ad
commit e9ca8f38e6
22 changed files with 709 additions and 428 deletions
--- a/mod/repo.go
+++ b/mod/repo.go
@@ -0,0 +1,124 @@
+package mod
+
+import (
+	"fmt"
+	"os"
+	"sort"
+	"strings"
+
+	"github.com/go-git/go-git/v5/plumbing/transport/ssh"
+
+	"github.com/go-git/go-git/v5"
+	"github.com/go-git/go-git/v5/plumbing"
+	"github.com/hashicorp/go-version"
+)
+
+type repo struct {
+	contents *git.Repository
+}
+
+func clone(require *Require, dir string, privateKeyFile, privateKeyPassword string) (*repo, error) {
+	if err := os.RemoveAll(dir); err != nil {
+		return nil, fmt.Errorf("error cleaning up tmp directory")
+	}
+	if err := os.MkdirAll(dir, 0755); err != nil {
+		return nil, fmt.Errorf("error creating tmp dir for cloning package")
+	}
+
+	o := git.CloneOptions{
+		URL: fmt.Sprintf("https://%s", require.cloneRepo),
+	}
+
+	if privateKeyFile != "" {
+		publicKeys, err := ssh.NewPublicKeysFromFile("git", privateKeyFile, privateKeyPassword)
+		if err != nil {
+			return nil, err
+		}
+
+		o.Auth = publicKeys
+		o.URL = fmt.Sprintf("git@%s", strings.Replace(require.cloneRepo, "/", ":", 1))
+	}
+
+	r, err := git.PlainClone(dir, false, &o)
+	if err != nil {
+		return nil, err
+	}
+
+	rr := &repo{
+		contents: r,
+	}
+
+	if require.version == "" {
+		latestTag, err := rr.latestTag()
+		if err != nil {
+			return nil, err
+		}
+
+		require.version = latestTag
+	}
+
+	if err := rr.checkout(require.version); err != nil {
+		return nil, err
+	}
+
+	return rr, nil
+}
+
+func (r *repo) checkout(version string) error {
+	h, err := r.contents.ResolveRevision(plumbing.Revision(version))
+	if err != nil {
+		return err
+	}
+
+	w, err := r.contents.Worktree()
+	if err != nil {
+		return err
+	}
+
+	err = w.Checkout(&git.CheckoutOptions{
+		Hash: *h,
+	})
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func (r *repo) listTags() ([]string, error) {
+	iter, err := r.contents.Tags()
+	if err != nil {
+		return nil, err
+	}
+
+	var tags []string
+	if err := iter.ForEach(func(ref *plumbing.Reference) error {
+		tags = append(tags, ref.Name().Short())
+		return nil
+	}); err != nil {
+		return nil, err
+	}
+
+	return tags, nil
+}
+
+func (r *repo) latestTag() (string, error) {
+	versionsRaw, err := r.listTags()
+	if err != nil {
+		return "", err
+	}
+
+	versions := make([]*version.Version, len(versionsRaw))
+	for i, raw := range versionsRaw {
+		v, _ := version.NewVersion(raw)
+		versions[i] = v
+	}
+
+	if len(versions) == 0 {
+		return "", fmt.Errorf("repo doesn't have any tags")
+	}
+
+	sort.Sort(version.Collection(versions))
+
+	return versions[len(versions)-1].Original(), nil
+}