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Compression as a user option (fixes #446)

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This commit is contained in:
Jakob Borg 2014-07-28 12:44:46 +02:00
parent 933b61f99f
commit 67a3fb8bf2
10 changed files with 45 additions and 24 deletions
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6
auto/gui.files.go
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File diff suppressed because one or more lines are too long

1
cmd/syncthing/gui.go
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@ -288,6 +288,7 @@ func restPostConfig(m *model.Model, w http.ResponseWriter, r *http.Request) {
nm := newCfg.NodeMap()
for k := range om {
if _, ok := nm[k]; !ok {
// A node was removed and another added
configInSync = false
break
}

2
cmd/syncthing/main.go
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@ -654,7 +654,7 @@ next:
wr = &limitedWriter{conn, rateBucket}
}
name := fmt.Sprintf("%s-%s", conn.LocalAddr(), conn.RemoteAddr())
protoConn := protocol.NewConnection(remoteID, conn, wr, m, name)
protoConn := protocol.NewConnection(remoteID, conn, wr, m, name, nodeCfg.Compression)
l.Infof("Established secure connection to %s at %s", remoteID, name)
if debugNet {

7
config/config.go
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@ -93,9 +93,10 @@ func (r *RepositoryConfiguration) NodeIDs() []protocol.NodeID {
}
type NodeConfiguration struct {
NodeID protocol.NodeID `xml:"id,attr"`
Name string `xml:"name,attr,omitempty"`
Addresses []string `xml:"address,omitempty"`
NodeID protocol.NodeID `xml:"id,attr"`
Name string `xml:"name,attr,omitempty"`
Addresses []string `xml:"address,omitempty"`
Compression bool `xml:"compression,attr"`
}
type OptionsConfiguration struct {

2
gui/app.js
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@ -372,7 +372,7 @@ syncthing.controller('SyncthingCtrl', function ($scope, $http, $translate, $loca
};
$scope.addNode = function () {
$scope.currentNode = {AddressesStr: 'dynamic'};
$scope.currentNode = {AddressesStr: 'dynamic', Compression: true};
$scope.editingExisting = false;
$scope.editingSelf = false;
$scope.nodeEditor.$setPristine();

12
gui/index.html
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@ -313,6 +313,11 @@
<th><span class="glyphicon glyphicon-comment"></span>&emsp;<span translate>Synchronization</span></th>
<td class="text-right">{{connections[nodeCfg.NodeID].Completion | alwaysNumber}}%</td>
</tr>
<tr>
<th><span class="glyphicon glyphicon-compressed"></span>&emsp;<span translate>Use Compression</span></th>
<td translate ng-if="nodeCfg.Compression" class="text-right">Yes</td>
<td translate ng-if="!nodeCfg.Compression" class="text-right">No</td>
</tr>
<tr>
<th><span class="glyphicon glyphicon-cloud-download"></span>&emsp;<span translate>Download Rate</span></th>
<td class="text-right">{{connections[nodeCfg.NodeID].inbps | metric}}bps ({{connections[nodeCfg.NodeID].InBytesTotal | binary}}B)</td>
@ -428,6 +433,13 @@
<input placeholder="dynamic" ng-disabled="currentNode.NodeID == myID" id="addresses" class="form-control" type="text" ng-model="currentNode.AddressesStr"></input>
<p translate class="help-block">Enter comma separated "ip:port" addresses or "dynamic" to perform automatic discovery of the address.</p>
</div>
<div class="form-group">
<div class="checkbox">
<label>
<input type="checkbox" ng-model="currentNode.Compression"> <span translate>Use Compression</span>
</label>
</div>
</div>
</form>
</div>
<div class="modal-footer">

1
gui/lang-en.json
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@ -101,6 +101,7 @@
"Upgrade To {%version%}": "Upgrade To {{version}}",
"Upload Rate": "Upload Rate",
"Usage": "Usage",
"Use Compression": "Use Compression",
"Use HTTPS for GUI": "Use HTTPS for GUI",
"Version": "Version",
"When adding a new node, keep in mind that this node must be added on the other side too.": "When adding a new node, keep in mind that this node must be added on the other side too.",

2
integration/h1/config.xml
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@ -10,7 +10,7 @@
<node id="JMFJCXB-GZDE4BN-OCJE3VF-65GYZNU-AIVJRET-3J6HMRQ-AUQIGJO-FKNHMQU"></node>
<versioning></versioning>
</repository>
<node id="I6KAH76-66SLLLB-5PFXSOA-UFJCDZC-YAOMLEK-CP2GB32-BV5RQST-3PSROAU" name="s1">
<node id="I6KAH76-66SLLLB-5PFXSOA-UFJCDZC-YAOMLEK-CP2GB32-BV5RQST-3PSROAU" name="s1" compression="true">
<address>127.0.0.1:22001</address>
</node>
<node id="JMFJCXB-GZDE4BN-OCJE3VF-65GYZNU-AIVJRET-3J6HMRQ-AUQIGJO-FKNHMQU" name="s2">

4
integration/h2/config.xml
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@ -18,10 +18,10 @@
<versioning></versioning>
<syncorder></syncorder>
</repository>
<node id="I6KAH7666SLLL5PFXSOAUFJCDZYAOMLEKCP2GB3BV5RQST3PSROA" name="s1">
<node id="I6KAH7666SLLL5PFXSOAUFJCDZYAOMLEKCP2GB3BV5RQST3PSROA" name="s1" compression="true">
<address>127.0.0.1:22001</address>
</node>
<node id="JMFJCXBGZDE4BOCJE3VF65GYZNAIVJRET3J6HMRAUQIGJOFKNHMQ" name="s2">
<node id="JMFJCXBGZDE4BOCJE3VF65GYZNAIVJRET3J6HMRAUQIGJOFKNHMQ" name="s2" compression="true">
<address>127.0.0.1:22002</address>
</node>
<node id="373HSRPQLPNLIJYKZVQFP4PKZ6R2ZE6K3YD442UJHBGBQGWWXAHA" name="s3">

32
protocol/protocol.go
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@ -18,8 +18,7 @@ import (
)
const (
BlockSize = 128 * 1024
MinCompressedSize = 128 // message must be this big to enable compression
BlockSize = 128 * 1024
)
const (
@ -101,6 +100,8 @@ type rawConnection struct {
closed chan struct{}
once sync.Once
compressionThreshold int // compress messages larger than this many bytes
rdbuf0 []byte // used & reused by readMessage
rdbuf1 []byte // used & reused by readMessage
}
@ -124,20 +125,25 @@ const (
pingIdleTime = 60 * time.Second
)
func NewConnection(nodeID NodeID, reader io.Reader, writer io.Writer, receiver Model, name string) Connection {
func NewConnection(nodeID NodeID, reader io.Reader, writer io.Writer, receiver Model, name string, compress bool) Connection {
cr := &countingReader{Reader: reader}
cw := &countingWriter{Writer: writer}
compThres := 1<<32 - 1 // compression disabled
if compress {
compThres = 128 // compress messages that are 128 bytes long or larger
}
c := rawConnection{
id: nodeID,
name: name,
receiver: nativeModel{receiver},
state: stateInitial,
cr: cr,
cw: cw,
outbox: make(chan hdrMsg),
nextID: make(chan int),
closed: make(chan struct{}),
id: nodeID,
name: name,
receiver: nativeModel{receiver},
state: stateInitial,
cr: cr,
cw: cw,
outbox: make(chan hdrMsg),
nextID: make(chan int),
closed: make(chan struct{}),
compressionThreshold: compThres,
}
go c.readerLoop()
@ -470,7 +476,7 @@ func (c *rawConnection) writerLoop() {
// Uncompressed message in uncBuf
uncBuf = hm.msg.AppendXDR(uncBuf[:0])
if len(uncBuf) >= MinCompressedSize {
if len(uncBuf) >= c.compressionThreshold {
// Use compression for large messages
hm.hdr.compression = true