lure/internal/repos/pull.go

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package repos
import (
"context"
"net/url"
"os"
"path/filepath"
"strings"
"github.com/go-git/go-billy/v5"
"github.com/go-git/go-billy/v5/osfs"
"github.com/go-git/go-git/v5"
"github.com/pelletier/go-toml/v2"
"go.arsenm.dev/logger/log"
"go.arsenm.dev/lure/download"
"go.arsenm.dev/lure/internal/config"
"go.arsenm.dev/lure/internal/types"
"go.arsenm.dev/lure/vercmp"
)
func Pull(ctx context.Context, repos []types.Repo) error {
for _, repo := range repos {
repoURL, err := url.Parse(repo.URL)
if err != nil {
return err
}
log.Info("Pulling repository").Str("name", repo.Name).Send()
repoDir := filepath.Join(config.RepoDir, repo.Name)
var repoFS billy.Filesystem
gitDir := filepath.Join(repoDir, ".git")
// Only pull repos that contain valid git repos
if fi, err := os.Stat(gitDir); err == nil && fi.IsDir() {
r, err := git.PlainOpen(repoDir)
if err != nil {
return err
}
w, err := r.Worktree()
if err != nil {
return err
}
err = w.PullContext(ctx, &git.PullOptions{Progress: os.Stderr})
if err == git.NoErrAlreadyUpToDate {
log.Info("Repository up to date").Str("name", repo.Name).Send()
} else if err != nil {
return err
}
repoFS = w.Filesystem
} else {
err = os.RemoveAll(repoDir)
if err != nil {
return err
}
err = os.MkdirAll(repoDir, 0o755)
if err != nil {
return err
}
if !strings.HasPrefix(repoURL.Scheme, "git+") {
repoURL.Scheme = "git+" + repoURL.Scheme
}
err = download.Get(ctx, download.GetOptions{
SourceURL: repoURL.String(),
Destination: repoDir,
})
if err != nil {
return err
}
repoFS = osfs.New(repoDir)
}
fl, err := repoFS.Open("lure-repo.toml")
if err != nil {
log.Warn("Git repository does not appear to be a valid LURE repo").Str("repo", repo.Name).Send()
continue
}
var repoCfg types.RepoConfig
err = toml.NewDecoder(fl).Decode(&repoCfg)
if err != nil {
return err
}
fl.Close()
currentVer, _, _ := strings.Cut(config.Version, "-")
if vercmp.Compare(currentVer, repoCfg.Repo.MinVersion) == -1 {
log.Warn("LURE repo's minumum LURE version is greater than the current version. Try updating LURE if something doesn't work.").Str("repo", repo.Name).Send()
}
}
return nil
}