// LoadLockfile loads the contents of a glide.lock file.
//
// TODO: This should go in another package.
func LoadLockfile(base string, conf *cfg.Config) (*cfg.Lockfile, error) {
yml, err := ioutil.ReadFile(filepath.Join(base, gpath.LockFile))
if err != nil {
return nil, err
}
lock, err := cfg.LockfileFromYaml(yml)
if err != nil {
return nil, err
}
hash, err := conf.Hash()
if err != nil {
return nil, err
}
if hash != lock.Hash {
msg.Warn("Lock file may be out of date. Hash check of YAML failed. You may need to run 'update'")
}
return lock, nil
}
func main() {
yml, err := ioutil.ReadFile("glide.lock")
if err != nil && os.IsNotExist(err) {
fmt.Println("glide.lock file not found. Please run glide up to generate it.")
os.Exit(1)
}
if err != nil {
fmt.Println(err)
os.Exit(2)
}
l, err := cfg.LockfileFromYaml(yml)
if err != nil {
fmt.Println("Unable to parse glide.lock file.")
os.Exit(1)
}
for _, d := range l.Imports {
dir := filepath.Join("vendor", filepath.FromSlash(d.Name))
t, err := vcs.DetectVcsFromFS(dir)
if err != nil {
fmt.Println(err)
continue
}
p := filepath.Join(dir, "."+string(t))
if _, err = os.Stat(p); os.IsNotExist(err) {
fmt.Println("VCS data not present for", d.Name)
continue
}
fmt.Println("Removing VCS data for", d.Name)
err = os.RemoveAll(p)
if err != nil {
fmt.Println(err)
}
}
}
// LoadLockFile loads the lock file to the context and checks if it is correct
// for the loaded cfg file.
func LoadLockFile(c cookoo.Context, p *cookoo.Params) (interface{}, cookoo.Interrupt) {
fname := p.Get("filename", "glide.lock").(string)
conf := p.Get("conf", nil).(*cfg.Config)
yml, err := ioutil.ReadFile(fname)
if err != nil {
return nil, err
}
lock, err := cfg.LockfileFromYaml(yml)
if err != nil {
return nil, err
}
hash, err := conf.Hash()
if err != nil {
return nil, err
}
if hash != lock.Hash {
Warn("Lock file may be out of date. Hash check of YAML failed. You may need to run 'update'")
}
return lock, nil
}
// Update updates repos and the lock file from the main glide yaml.
func Update(installer *repo.Installer, skipRecursive, strip, stripVendor bool) {
if installer.UseCache {
cache.SystemLock()
}
base := "."
EnsureGopath()
EnsureVendorDir()
conf := EnsureConfig()
// Delete unused packages
if installer.DeleteUnused {
dependency.DeleteUnused(conf)
}
// Try to check out the initial dependencies.
if err := installer.Checkout(conf, false); err != nil {
msg.Die("Failed to do initial checkout of config: %s", err)
}
// Set the versions for the initial dependencies so that resolved dependencies
// are rooted in the correct version of the base.
if err := repo.SetReference(conf); err != nil {
msg.Die("Failed to set initial config references: %s", err)
}
// Prior to resolving dependencies we need to start working with a clone
// of the conf because we'll be making real changes to it.
confcopy := conf.Clone()
if !skipRecursive {
// Get all repos and update them.
err := installer.Update(confcopy)
if err != nil {
msg.Die("Could not update packages: %s", err)
}
// TODO: There is no support here for importing Godeps, GPM, and GB files.
// I think that all we really need to do now is hunt for these files, and then
// roll their version numbers into the config file.
// Set references. There may be no remaining references to set since the
// installer set them as it went to make sure it parsed the right imports
// from the right version of the package.
msg.Info("Setting references for remaining imports")
if err := repo.SetReference(confcopy); err != nil {
msg.Err("Failed to set references: %s (Skip to cleanup)", err)
}
}
// Vendored cleanup
// VendoredCleanup. This should ONLY be run if UpdateVendored was specified.
// When stripping VCS happens this will happen as well. No need for double
// effort.
if installer.UpdateVendored && !strip {
repo.VendoredCleanup(confcopy)
}
// Write glide.yaml (Why? Godeps/GPM/GB?)
// I think we don't need to write a new Glide file because update should not
// change anything important. It will just generate information about
// transative dependencies, all of which belongs exclusively in the lock
// file, not the glide.yaml file.
// TODO(mattfarina): Detect when a new dependency has been added or removed
// from the project. A removed dependency should warn and an added dependency
// should be added to the glide.yaml file. See issue #193.
if stripVendor {
confcopy = godep.RemoveGodepSubpackages(confcopy)
}
if !skipRecursive {
// Write lock
hash, err := conf.Hash()
if err != nil {
msg.Die("Failed to generate config hash. Unable to generate lock file.")
}
lock := cfg.NewLockfile(confcopy.Imports, hash)
wl := true
if gpath.HasLock(base) {
yml, err := ioutil.ReadFile(filepath.Join(base, gpath.LockFile))
if err == nil {
l2, err := cfg.LockfileFromYaml(yml)
if err == nil {
f1, err := l2.Fingerprint()
f2, err2 := lock.Fingerprint()
if err == nil && err2 == nil && f1 == f2 {
wl = false
}
}
}
}
if wl {
if err := lock.WriteFile(filepath.Join(base, gpath.LockFile)); err != nil {
msg.Err("Could not write lock file to %s: %s", base, err)
return
}
} else {
msg.Info("Versions did not change. Skipping glide.lock update.")
}
msg.Info("Project relies on %d dependencies.", len(confcopy.Imports))
} else {
msg.Warn("Skipping lockfile generation because full dependency tree is not being calculated")
}
if strip {
msg.Info("Removing version control data from vendor directory...")
gpath.StripVcs()
}
if stripVendor {
msg.Info("Removing nested vendor and Godeps/_workspace directories...")
err := gpath.StripVendor()
if err != nil {
msg.Err("Unable to strip vendor directories: %s", err)
}
}
}
// Update updates repos and the lock file from the main glide yaml.
func Update(installer *repo.Installer, skipRecursive, stripVendor bool) {
cache.SystemLock()
base := "."
EnsureGopath()
EnsureVendorDir()
conf := EnsureConfig()
// Try to check out the initial dependencies.
if err := installer.Checkout(conf); err != nil {
msg.Die("Failed to do initial checkout of config: %s", err)
}
// Set the versions for the initial dependencies so that resolved dependencies
// are rooted in the correct version of the base.
if err := repo.SetReference(conf, installer.ResolveTest); err != nil {
msg.Die("Failed to set initial config references: %s", err)
}
// Prior to resolving dependencies we need to start working with a clone
// of the conf because we'll be making real changes to it.
confcopy := conf.Clone()
if !skipRecursive {
// Get all repos and update them.
err := installer.Update(confcopy)
if err != nil {
msg.Die("Could not update packages: %s", err)
}
// Set references. There may be no remaining references to set since the
// installer set them as it went to make sure it parsed the right imports
// from the right version of the package.
msg.Info("Setting references for remaining imports")
if err := repo.SetReference(confcopy, installer.ResolveTest); err != nil {
msg.Err("Failed to set references: %s (Skip to cleanup)", err)
}
}
err := installer.Export(confcopy)
if err != nil {
msg.Die("Unable to export dependencies to vendor directory: %s", err)
}
// Write glide.yaml (Why? Godeps/GPM/GB?)
// I think we don't need to write a new Glide file because update should not
// change anything important. It will just generate information about
// transative dependencies, all of which belongs exclusively in the lock
// file, not the glide.yaml file.
// TODO(mattfarina): Detect when a new dependency has been added or removed
// from the project. A removed dependency should warn and an added dependency
// should be added to the glide.yaml file. See issue #193.
if !skipRecursive {
// Write lock
hash, err := conf.Hash()
if err != nil {
msg.Die("Failed to generate config hash. Unable to generate lock file.")
}
lock, err := cfg.NewLockfile(confcopy.Imports, confcopy.DevImports, hash)
if err != nil {
msg.Die("Failed to generate lock file: %s", err)
}
wl := true
if gpath.HasLock(base) {
yml, err := ioutil.ReadFile(filepath.Join(base, gpath.LockFile))
if err == nil {
l2, err := cfg.LockfileFromYaml(yml)
if err == nil {
f1, err := l2.Fingerprint()
f2, err2 := lock.Fingerprint()
if err == nil && err2 == nil && f1 == f2 {
wl = false
}
}
}
}
if wl {
if err := lock.WriteFile(filepath.Join(base, gpath.LockFile)); err != nil {
msg.Err("Could not write lock file to %s: %s", base, err)
return
}
} else {
msg.Info("Versions did not change. Skipping glide.lock update.")
}
msg.Info("Project relies on %d dependencies.", len(confcopy.Imports))
} else {
msg.Warn("Skipping lockfile generation because full dependency tree is not being calculated")
}
if stripVendor {
msg.Info("Removing nested vendor and Godeps/_workspace directories...")
err := gpath.StripVendor()
if err != nil {
msg.Err("Unable to strip vendor directories: %s", err)
}
}
}