112 lines
2.3 KiB
Go
112 lines
2.3 KiB
Go
package accounting
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import (
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"fmt"
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"sort"
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"strings"
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"sync"
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"github.com/rclone/rclone/fs"
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)
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// stringSet holds a set of strings
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type stringSet struct {
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mu sync.RWMutex
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items map[string]struct{}
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name string
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}
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// newStringSet creates a new empty string set of capacity size
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func newStringSet(size int, name string) *stringSet {
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return &stringSet{
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items: make(map[string]struct{}, size),
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name: name,
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}
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}
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// add adds remote to the set
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func (ss *stringSet) add(remote string) {
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ss.mu.Lock()
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ss.items[remote] = struct{}{}
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ss.mu.Unlock()
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}
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// del removes remote from the set
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func (ss *stringSet) del(remote string) {
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ss.mu.Lock()
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delete(ss.items, remote)
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ss.mu.Unlock()
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}
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// merge adds items from another set
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func (ss *stringSet) merge(m *stringSet) {
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ss.mu.Lock()
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m.mu.Lock()
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for item := range m.items {
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ss.items[item] = struct{}{}
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}
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m.mu.Unlock()
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ss.mu.Unlock()
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}
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// empty returns whether the set has any items
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func (ss *stringSet) empty() bool {
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ss.mu.RLock()
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defer ss.mu.RUnlock()
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return len(ss.items) == 0
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}
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// count returns the number of items in the set
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func (ss *stringSet) count() int {
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ss.mu.RLock()
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defer ss.mu.RUnlock()
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return len(ss.items)
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}
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// String returns string representation of set items excluding any in
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// exclude (if set).
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func (ss *stringSet) String(progress *inProgress, exclude *stringSet) string {
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ss.mu.RLock()
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defer ss.mu.RUnlock()
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strngs := make([]string, 0, len(ss.items))
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for name := range ss.items {
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if exclude != nil {
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exclude.mu.RLock()
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_, found := exclude.items[name]
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exclude.mu.RUnlock()
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if found {
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continue
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}
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}
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var out string
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if acc := progress.get(name); acc != nil {
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out = acc.String()
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} else {
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out = fmt.Sprintf("%*s: %s",
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fs.Config.StatsFileNameLength,
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shortenName(name, fs.Config.StatsFileNameLength),
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ss.name,
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)
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}
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strngs = append(strngs, " * "+out)
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}
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sorted := sort.StringSlice(strngs)
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sorted.Sort()
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return strings.Join(sorted, "\n")
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}
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// progress returns total bytes read as well as the size.
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func (ss *stringSet) progress(stats *StatsInfo) (totalBytes, totalSize int64) {
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ss.mu.RLock()
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defer ss.mu.RUnlock()
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for name := range ss.items {
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if acc := stats.inProgress.get(name); acc != nil {
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bytes, size := acc.progress()
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if size >= 0 && bytes >= 0 {
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totalBytes += bytes
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totalSize += size
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}
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}
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}
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return totalBytes, totalSize
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}
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