restic/vendor/github.com/kurin/blazer/b2/monitor.go

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2017-07-23 12:24:45 +00:00
// Copyright 2017, Google
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package b2
import "fmt"
// StatusInfo reports information about a client.
type StatusInfo struct {
Writers map[string]*WriterStatus
Readers map[string]*ReaderStatus
}
// WriterStatus reports the status for each writer.
type WriterStatus struct {
// Progress is a slice of completion ratios. The index of a ratio is its
// chunk id less one.
Progress []float64
}
// ReaderStatus reports the status for each reader.
type ReaderStatus struct {
// Progress is a slice of completion ratios. The index of a ratio is its
// chunk id less one.
Progress []float64
}
// Status returns information about the current state of the client.
func (c *Client) Status() *StatusInfo {
c.slock.Lock()
defer c.slock.Unlock()
si := &StatusInfo{
Writers: make(map[string]*WriterStatus),
Readers: make(map[string]*ReaderStatus),
}
for name, w := range c.sWriters {
si.Writers[name] = w.status()
}
for name, r := range c.sReaders {
si.Readers[name] = r.status()
}
return si
}
func (c *Client) addWriter(w *Writer) {
c.slock.Lock()
defer c.slock.Unlock()
if c.sWriters == nil {
c.sWriters = make(map[string]*Writer)
}
c.sWriters[fmt.Sprintf("%s/%s", w.o.b.Name(), w.name)] = w
}
func (c *Client) removeWriter(w *Writer) {
c.slock.Lock()
defer c.slock.Unlock()
if c.sWriters == nil {
return
}
delete(c.sWriters, fmt.Sprintf("%s/%s", w.o.b.Name(), w.name))
}
func (c *Client) addReader(r *Reader) {
c.slock.Lock()
defer c.slock.Unlock()
if c.sReaders == nil {
c.sReaders = make(map[string]*Reader)
}
c.sReaders[fmt.Sprintf("%s/%s", r.o.b.Name(), r.name)] = r
}
func (c *Client) removeReader(r *Reader) {
c.slock.Lock()
defer c.slock.Unlock()
if c.sReaders == nil {
return
}
delete(c.sReaders, fmt.Sprintf("%s/%s", r.o.b.Name(), r.name))
}