func compareDirectories(request *subproto.UpdateRequest, state *state,
subDirectory, requiredDirectory *filesystem.Directory,
parentName string, filter *filter.Filter) {
requiredPathName := path.Join(parentName, requiredDirectory.Name)
// First look for entries that should be deleted.
makeSubDirectory := false
if subDirectory == nil {
makeSubDirectory = true
} else {
subPathName := path.Join(parentName, subDirectory.Name)
for name, subEntry := range subDirectory.EntriesByName {
pathname := path.Join(subPathName, entryName(subEntry))
if filter.Match(pathname) {
continue
}
if _, ok := requiredDirectory.EntriesByName[name]; !ok {
request.PathsToDelete = append(request.PathsToDelete, pathname)
fmt.Printf("Delete: %s\n", pathname) // HACK
}
}
if !filesystem.CompareDirectoriesMetadata(subDirectory,
requiredDirectory, os.Stdout) {
fmt.Printf("Different directory: %s...\n", requiredPathName) // HACK
makeSubDirectory = true
// TODO(rgooch): Update metadata.
}
}
if makeSubDirectory {
var newdir subproto.Directory
newdir.Name = requiredPathName
newdir.Mode = requiredDirectory.Mode
newdir.Uid = requiredDirectory.Uid
newdir.Gid = requiredDirectory.Gid
request.DirectoriesToMake = append(request.DirectoriesToMake, newdir)
}
for name, requiredEntry := range requiredDirectory.EntriesByName {
pathname := path.Join(requiredPathName, entryName(requiredEntry))
if filter.Match(pathname) {
continue
}
if subDirectory == nil {
compareEntries(request, state, nil, requiredEntry, requiredPathName,
filter)
} else {
if subEntry, ok := subDirectory.EntriesByName[name]; ok {
compareEntries(request, state, subEntry, requiredEntry,
requiredPathName, filter)
} else {
compareEntries(request, state, nil, requiredEntry,
requiredPathName, filter)
}
}
}
}
func compareDirectories(request *subproto.UpdateRequest, state *state,
subDirectory, requiredDirectory *filesystem.DirectoryInode,
myPathName string, filter *filter.Filter) {
// First look for entries that should be deleted.
if subDirectory != nil {
for name := range subDirectory.EntriesByName {
pathname := path.Join(myPathName, name)
if filter.Match(pathname) {
continue
}
if _, ok := requiredDirectory.EntriesByName[name]; !ok {
request.PathsToDelete = append(request.PathsToDelete, pathname)
}
}
}
for name, requiredEntry := range requiredDirectory.EntriesByName {
pathname := path.Join(myPathName, name)
if filter.Match(pathname) {
continue
}
var subEntry *filesystem.DirectoryEntry
if subDirectory != nil {
if se, ok := subDirectory.EntriesByName[name]; ok {
subEntry = se
}
}
if subEntry == nil {
addEntry(request, state, requiredEntry, pathname)
} else {
compareEntries(request, state, subEntry, requiredEntry, pathname,
filter)
}
// If a directory: descend (possibly with the directory for the sub).
requiredInode := requiredEntry.Inode()
if requiredInode, ok := requiredInode.(*filesystem.DirectoryInode); ok {
var subInode *filesystem.DirectoryInode
if subEntry != nil {
if si, ok := subEntry.Inode().(*filesystem.DirectoryInode); ok {
subInode = si
}
}
compareDirectories(request, state, subInode, requiredInode,
pathname, filter)
}
}
}
// Returns true if there is a failure due to missing computed files.
func (sub *Sub) compareDirectories(request *subproto.UpdateRequest,
subDirectory, requiredDirectory *filesystem.DirectoryInode,
myPathName string, deleteMissingComputedFiles bool,
logger *log.Logger) bool {
// First look for entries that should be deleted.
if sub.filter != nil && subDirectory != nil {
for name := range subDirectory.EntriesByName {
pathname := path.Join(myPathName, name)
if sub.filter.Match(pathname) {
continue
}
if _, ok := requiredDirectory.EntriesByName[name]; !ok {
request.PathsToDelete = append(request.PathsToDelete, pathname)
}
}
}
for name, requiredEntry := range requiredDirectory.EntriesByName {
pathname := path.Join(myPathName, name)
if sub.filter != nil && sub.filter.Match(pathname) {
continue
}
var subEntry *filesystem.DirectoryEntry
if subDirectory != nil {
if se, ok := subDirectory.EntriesByName[name]; ok {
subEntry = se
}
}
requiredInode := requiredEntry.Inode()
if _, ok := requiredInode.(*filesystem.ComputedRegularInode); ok {
// Replace with computed file.
inode, ok := sub.ComputedInodes[pathname]
if !ok {
if deleteMissingComputedFiles {
if subEntry != nil {
request.PathsToDelete = append(request.PathsToDelete,
pathname)
}
continue
}
logger.Printf(
"compareDirectories(%s): missing computed file: %s\n",
sub, pathname)
return true
}
setComputedFileMtime(inode, subEntry)
newEntry := new(filesystem.DirectoryEntry)
newEntry.Name = name
newEntry.InodeNumber = requiredEntry.InodeNumber
newEntry.SetInode(inode)
requiredEntry = newEntry
}
if subEntry == nil {
sub.addEntry(request, requiredEntry, pathname)
} else {
sub.compareEntries(request, subEntry, requiredEntry, pathname)
}
// If a directory: descend (possibly with the directory for the sub).
if requiredInode, ok := requiredInode.(*filesystem.DirectoryInode); ok {
var subInode *filesystem.DirectoryInode
if subEntry != nil {
if si, ok := subEntry.Inode().(*filesystem.DirectoryInode); ok {
subInode = si
}
}
sub.compareDirectories(request, subInode, requiredInode, pathname,
deleteMissingComputedFiles, logger)
}
}
return false
}
