func pullCommand(cmd *cobra.Command, args []string) {
requireInRepo()
if len(args) > 0 {
// Remote is first arg
if err := git.ValidateRemote(args[0]); err != nil {
Panic(err, fmt.Sprintf("Invalid remote name '%v'", args[0]))
}
lfs.Config.CurrentRemote = args[0]
} else {
// Actively find the default remote, don't just assume origin
defaultRemote, err := git.DefaultRemote()
if err != nil {
Panic(err, "No default remote")
}
lfs.Config.CurrentRemote = defaultRemote
}
ref, err := git.CurrentRef()
if err != nil {
Panic(err, "Could not pull")
}
includePaths, excludePaths := determineIncludeExcludePaths(pullIncludeArg, pullExcludeArg)
c := fetchRefToChan(ref.Sha, includePaths, excludePaths)
checkoutFromFetchChan(includePaths, excludePaths, c)
}
func pullCommand(cmd *cobra.Command, args []string) {
requireInRepo()
if len(args) > 0 {
// Remote is first arg
if err := git.ValidateRemote(args[0]); err != nil {
Panic(err, fmt.Sprintf("Invalid remote name '%v'", args[0]))
}
config.Config.CurrentRemote = args[0]
} else {
// Actively find the default remote, don't just assume origin
defaultRemote, err := git.DefaultRemote()
if err != nil {
Panic(err, "No default remote")
}
config.Config.CurrentRemote = defaultRemote
}
pull(determineIncludeExcludePaths(config.Config, pullIncludeArg, pullExcludeArg))
}
func fetchCommand(cmd *cobra.Command, args []string) {
requireInRepo()
var refs []*git.Ref
if len(args) > 0 {
// Remote is first arg
if err := git.ValidateRemote(args[0]); err != nil {
Exit("Invalid remote name %q", args[0])
}
lfs.Config.CurrentRemote = args[0]
} else {
// Actively find the default remote, don't just assume origin
defaultRemote, err := git.DefaultRemote()
if err != nil {
Exit("No default remote")
}
lfs.Config.CurrentRemote = defaultRemote
}
if len(args) > 1 {
for _, r := range args[1:] {
ref, err := git.ResolveRef(r)
if err != nil {
Panic(err, "Invalid ref argument")
}
refs = append(refs, ref)
}
} else {
ref, err := git.CurrentRef()
if err != nil {
Panic(err, "Could not fetch")
}
refs = []*git.Ref{ref}
}
success := true
if fetchAllArg {
if fetchRecentArg || len(args) > 1 {
Exit("Cannot combine --all with ref arguments or --recent")
}
if fetchIncludeArg != "" || fetchExcludeArg != "" {
Exit("Cannot combine --all with --include or --exclude")
}
if len(lfs.Config.FetchIncludePaths()) > 0 || len(lfs.Config.FetchExcludePaths()) > 0 {
Print("Ignoring global include / exclude paths to fulfil --all")
}
success = fetchAll()
} else { // !all
includePaths, excludePaths := determineIncludeExcludePaths(fetchIncludeArg, fetchExcludeArg)
// Fetch refs sequentially per arg order; duplicates in later refs will be ignored
for _, ref := range refs {
Print("Fetching %v", ref.Name)
s := fetchRef(ref.Sha, includePaths, excludePaths)
success = success && s
}
if fetchRecentArg || lfs.Config.FetchPruneConfig().FetchRecentAlways {
s := fetchRecent(refs, includePaths, excludePaths)
success = success && s
}
}
if fetchPruneArg {
verify := lfs.Config.FetchPruneConfig().PruneVerifyRemoteAlways
// no dry-run or verbose options in fetch, assume false
prune(verify, false, false)
}
if !success {
Exit("Warning: errors occurred")
}
}
// Fetch and report completion of each OID to a channel (optional, pass nil to skip)
// Returns true if all completed with no errors, false if errors were written to stderr/log
func fetchAndReportToChan(allpointers []*lfs.WrappedPointer, include, exclude []string, out chan<- *lfs.WrappedPointer) bool {
// Lazily initialize the current remote.
if len(cfg.CurrentRemote) == 0 {
// Actively find the default remote, don't just assume origin
defaultRemote, err := git.DefaultRemote()
if err != nil {
Exit("No default remote")
}
cfg.CurrentRemote = defaultRemote
}
ready, pointers, totalSize := readyAndMissingPointers(allpointers, include, exclude)
q := lfs.NewDownloadQueue(len(pointers), totalSize, false)
if out != nil {
// If we already have it, or it won't be fetched
// report it to chan immediately to support pull/checkout
for _, p := range ready {
out <- p
}
dlwatch := q.Watch()
go func() {
// fetch only reports single OID, but OID *might* be referenced by multiple
// WrappedPointers if same content is at multiple paths, so map oid->slice
oidToPointers := make(map[string][]*lfs.WrappedPointer, len(pointers))
for _, pointer := range pointers {
plist := oidToPointers[pointer.Oid]
oidToPointers[pointer.Oid] = append(plist, pointer)
}
for oid := range dlwatch {
plist, ok := oidToPointers[oid]
if !ok {
continue
}
for _, p := range plist {
out <- p
}
}
close(out)
}()
}
for _, p := range pointers {
tracerx.Printf("fetch %v [%v]", p.Name, p.Oid)
q.Add(lfs.NewDownloadable(p))
}
processQueue := time.Now()
q.Wait()
tracerx.PerformanceSince("process queue", processQueue)
ok := true
for _, err := range q.Errors() {
ok = false
FullError(err)
}
return ok
}
