// Install installs the dependencies from a Lockfile.
func (i *Installer) Install(lock *cfg.Lockfile, conf *cfg.Config) (*cfg.Config, error) {
cwd, err := gpath.Vendor()
if err != nil {
return conf, err
}
// Create a config setup based on the Lockfile data to process with
// existing commands.
newConf := &cfg.Config{}
newConf.Name = conf.Name
newConf.Imports = make(cfg.Dependencies, len(lock.Imports))
for k, v := range lock.Imports {
newConf.Imports[k] = cfg.DependencyFromLock(v)
}
newConf.DevImports = make(cfg.Dependencies, len(lock.DevImports))
for k, v := range lock.DevImports {
newConf.DevImports[k] = cfg.DependencyFromLock(v)
}
newConf.DeDupe()
if len(newConf.Imports) == 0 {
msg.Info("No dependencies found. Nothing installed.\n")
return newConf, nil
}
msg.Info("Downloading dependencies. Please wait...")
LazyConcurrentUpdate(newConf.Imports, cwd, i, newConf)
LazyConcurrentUpdate(newConf.DevImports, cwd, i, newConf)
return newConf, nil
}
// VendoredCleanup cleans up vendored codebases after an update.
//
// This should _only_ be run for installations that do not want VCS repos inside
// of the vendor/ directory.
func VendoredCleanup(conf *cfg.Config) error {
vend, err := gpath.Vendor()
if err != nil {
return err
}
for _, dep := range conf.Imports {
if dep.UpdateAsVendored == true {
msg.Info("Cleaning up vendored package %s\n", dep.Name)
// Remove the VCS directory
cwd := filepath.Join(vend, dep.Name)
repo, err := dep.GetRepo(cwd)
if err != nil {
msg.Err("Error cleaning up %s:%s", dep.Name, err)
continue
}
t := repo.Vcs()
err = os.RemoveAll(cwd + string(os.PathSeparator) + "." + string(t))
if err != nil {
msg.Err("Error cleaning up VCS dir for %s:%s", dep.Name, err)
}
}
}
return nil
}
// SetReference is a command to set the VCS reference (commit id, tag, etc) for
// a project.
func SetReference(conf *cfg.Config, resolveTest bool) error {
cwd, err := gpath.Vendor()
if err != nil {
return err
}
if len(conf.Imports) == 0 && len(conf.DevImports) == 0 {
msg.Info("No references set.\n")
return nil
}
done := make(chan struct{}, concurrentWorkers)
in := make(chan *cfg.Dependency, concurrentWorkers)
var wg sync.WaitGroup
for i := 0; i < concurrentWorkers; i++ {
go func(ch <-chan *cfg.Dependency) {
for {
select {
case dep := <-ch:
if err := VcsVersion(dep, cwd); err != nil {
msg.Err("Failed to set version on %s to %s: %s\n", dep.Name, dep.Reference, err)
}
wg.Done()
case <-done:
return
}
}
}(in)
}
for _, dep := range conf.Imports {
if !conf.HasIgnore(dep.Name) {
wg.Add(1)
in <- dep
}
}
if resolveTest {
for _, dep := range conf.DevImports {
if !conf.HasIgnore(dep.Name) {
wg.Add(1)
in <- dep
}
}
}
wg.Wait()
// Close goroutines setting the version
for i := 0; i < concurrentWorkers; i++ {
done <- struct{}{}
}
// close(done)
// close(in)
return nil
}
// VendorPath returns the path to the location to put vendor packages
func (i *Installer) VendorPath() string {
if i.Vendor != "" {
return i.Vendor
}
vp, err := gpath.Vendor()
if err != nil {
return filepath.FromSlash("./vendor")
}
return vp
}
// Install installs the dependencies from a Lockfile.
func (i *Installer) Install(lock *cfg.Lockfile, conf *cfg.Config) (*cfg.Config, error) {
cwd, err := gpath.Vendor()
if err != nil {
return conf, err
}
// Create a config setup based on the Lockfile data to process with
// existing commands.
newConf := &cfg.Config{}
newConf.Name = conf.Name
newConf.Imports = make(cfg.Dependencies, len(lock.Imports))
for k, v := range lock.Imports {
newConf.Imports[k] = &cfg.Dependency{
Name: v.Name,
Reference: v.Version,
Repository: v.Repository,
VcsType: v.VcsType,
Subpackages: v.Subpackages,
Arch: v.Arch,
Os: v.Os,
}
}
newConf.DevImports = make(cfg.Dependencies, len(lock.DevImports))
for k, v := range lock.DevImports {
newConf.DevImports[k] = &cfg.Dependency{
Name: v.Name,
Reference: v.Version,
Repository: v.Repository,
VcsType: v.VcsType,
Subpackages: v.Subpackages,
Arch: v.Arch,
Os: v.Os,
}
}
newConf.DeDupe()
if len(newConf.Imports) == 0 {
msg.Info("No dependencies found. Nothing installed.\n")
return newConf, nil
}
msg.Info("Downloading dependencies. Please wait...")
ConcurrentUpdate(newConf.Imports, cwd, i, newConf)
ConcurrentUpdate(newConf.DevImports, cwd, i, newConf)
return newConf, nil
}
// allPackages gets a list of all packages required to satisfy the given deps.
func allPackages(deps []*cfg.Dependency, res *dependency.Resolver) ([]string, error) {
if len(deps) == 0 {
return []string{}, nil
}
vdir, err := gpath.Vendor()
if err != nil {
return []string{}, err
}
vdir += string(os.PathSeparator)
ll, err := res.ResolveAll(deps)
if err != nil {
return []string{}, err
}
for i := 0; i < len(ll); i++ {
ll[i] = strings.TrimPrefix(ll[i], vdir)
}
return ll, nil
}
// Rebuild rebuilds '.a' files for a project.
//
// Prior to Go 1.4, this could substantially reduce time on incremental compiles.
// It remains to be seen whether this is tremendously beneficial to modern Go
// programs.
func Rebuild() {
conf := EnsureConfig()
vpath, err := gpath.Vendor()
if err != nil {
msg.Die("Could not get vendor path: %s", err)
}
msg.Info("Building dependencies.\n")
if len(conf.Imports) == 0 {
msg.Info("No dependencies found. Nothing built.\n")
return
}
for _, dep := range conf.Imports {
if err := buildDep(dep, vpath); err != nil {
msg.Warn("Failed to build %s: %s\n", dep.Name, err)
}
}
}
// Rebuild rebuilds '.a' files for a project.
//
// Prior to Go 1.4, this could substantially reduce time on incremental compiles.
// It remains to be seen whether this is tremendously beneficial to modern Go
// programs.
func Rebuild() {
msg.Warn("The rebuild command is deprecated and will be removed in a future version")
msg.Warn("Use the go install command instead")
conf := EnsureConfig()
vpath, err := gpath.Vendor()
if err != nil {
msg.Die("Could not get vendor path: %s", err)
}
msg.Info("Building dependencies.\n")
if len(conf.Imports) == 0 {
msg.Info("No dependencies found. Nothing built.\n")
return
}
for _, dep := range conf.Imports {
if err := buildDep(dep, vpath); err != nil {
msg.Warn("Failed to build %s: %s\n", dep.Name, err)
}
}
}
// DeleteUnused removes packages from vendor/ that are no longer used.
//
// TODO: This should work off of a Lock file, not glide.yaml.
func DeleteUnused(conf *cfg.Config) error {
vpath, err := gpath.Vendor()
if err != nil {
return err
}
if vpath == "" {
return errors.New("Vendor not set")
}
// Build directory tree of what to keep.
var pkgList []string
for _, dep := range conf.Imports {
pkgList = append(pkgList, dep.Name)
}
var searchPath string
var markForDelete []string
// Callback function for filepath.Walk to delete packages not in yaml file.
fn := func(path string, info os.FileInfo, err error) error {
// Bubble up the error
if err != nil {
return err
}
if info.IsDir() == false || path == searchPath || path == vpath {
return nil
}
localPath := strings.TrimPrefix(path, searchPath)
keep := false
// First check if the path has a prefix that's a specific package. If
// so we keep it to keep the package.
for _, name := range pkgList {
if strings.HasPrefix(localPath, name) {
keep = true
}
}
// If a package is, for example, github.com/Masterminds/glide the
// previous look will not mark the directories github.com or
// github.com/Masterminds to keep. Here we see if these names prefix
// and packages we know about to mark as keepers.
if keep == false {
for _, name := range pkgList {
if strings.HasPrefix(name, localPath) {
keep = true
}
}
}
// If the parent directory has already been marked for delete this
// directory doesn't need to be marked.
for _, markedDirectory := range markForDelete {
if strings.HasPrefix(path, markedDirectory) {
return nil
}
}
// Remove the directory if we are not keeping it.
if keep == false {
// Mark for deletion
markForDelete = append(markForDelete, path)
}
return nil
}
// Walk vendor directory
searchPath = vpath + string(os.PathSeparator)
err = filepath.Walk(searchPath, fn)
if err != nil {
return err
}
// Perform the actual delete.
for _, path := range markForDelete {
localPath := strings.TrimPrefix(path, searchPath)
msg.Info("Removing unused package: %s\n", localPath)
rerr := os.RemoveAll(path)
if rerr != nil {
return rerr
}
}
return nil
}