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Commit ccd74eb4 authored by Kirill Smelkov's avatar Kirill Smelkov
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X merge neo/server & neo/client -> neo

parent 98ac2433
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Inline Side-by-side
Showing with 140 additions and 258 deletions
go/neo/client/client.go → go/neo/client.go
View file @ ccd74eb4
// Copyright (C) 2017 Nexedi SA and Contributors.
// Copyright (C) 2017-2018 Nexedi SA and Contributors.
// Kirill Smelkov <kirr@nexedi.com>
//
// This program is free software: you can Use, Study, Modify and Redistribute
......@@ -17,16 +17,15 @@
// See COPYING file for full licensing terms.
// See https://www.nexedi.com/licensing for rationale and options.
// Package client provides ZODB storage interface for accessing NEO cluster.
package client
package neo
// XXX old: Package client provides ZODB storage interface for accessing NEO cluster.
import (
"context"
"crypto/sha1"
"fmt"
"math/rand"
"net/url"
"os"
"sync"
"time"
......@@ -35,7 +34,6 @@ import (
"lab.nexedi.com/kirr/go123/mem"
"lab.nexedi.com/kirr/go123/xnet"
"lab.nexedi.com/kirr/neo/go/neo"
"lab.nexedi.com/kirr/neo/go/neo/neonet"
"lab.nexedi.com/kirr/neo/go/neo/proto"
"lab.nexedi.com/kirr/neo/go/neo/internal/common"
......@@ -47,7 +45,7 @@ import (
// Client talks to NEO cluster and exposes access to it via ZODB interfaces.
type Client struct {
node *neo.NodeApp
node *NodeApp
talkMasterCancel func()
......@@ -79,7 +77,7 @@ var _ zodb.IStorageDriver = (*Client)(nil)
// It will connect to master @masterAddr and identify with specified cluster name.
func NewClient(clusterName, masterAddr string, net xnet.Networker) *Client {
cli := &Client{
node: neo.NewNodeApp(net, proto.CLIENT, clusterName, masterAddr, ""),
node: NewNodeApp(net, proto.CLIENT, clusterName, masterAddr, ""),
mlinkReady: make(chan struct{}),
operational: false,
opReady: make(chan struct{}),
......@@ -141,7 +139,7 @@ func (c *Client) masterLink(ctx context.Context) (*neonet.NodeLink, error) {
// XXX move somehow -> NodeApp?
func (c *Client) updateOperational() (sendReady func()) {
// XXX py client does not wait for cluster state = running
operational := // c.node.ClusterState == neo.ClusterRunning &&
operational := // c.node.ClusterState == ClusterRunning &&
c.node.PartTab.OperationalWith(c.node.NodeTab)
//fmt.Printf("\nupdateOperatinal: %v\n", operational)
......@@ -336,7 +334,7 @@ func (c *Client) initFromMaster(ctx context.Context, mlink *neonet.NodeLink) (er
return err
}
pt := neo.PartTabFromDump(rpt.PTid, rpt.RowList)
pt := PartTabFromDump(rpt.PTid, rpt.RowList)
log.Infof(ctx, "master initialized us with next parttab:\n%s", pt)
c.node.StateMu.Lock()
c.node.PartTab = pt
......@@ -348,8 +346,8 @@ func (c *Client) initFromMaster(ctx context.Context, mlink *neonet.NodeLink) (er
XXX don't need this in init?
// ask M about last_tid
rlastTxn := neo.AnswerLastTransaction{}
err = mlink.Ask1(&neo.LastTransaction{}, &rlastTxn)
rlastTxn := AnswerLastTransaction{}
err = mlink.Ask1(&LastTransaction{}, &rlastTxn)
if err != nil {
return err
}
......@@ -398,15 +396,6 @@ func (c *Client) Load(ctx context.Context, xid zodb.Xid) (buf *mem.Buf, serial z
return buf, serial, err
}
// XXX for benchmarking: how much sha1 computation takes time from latency
var xsha1skip bool
func init() {
if os.Getenv("X_NEOGO_SHA1_SKIP") == "y" {
fmt.Fprintln(os.Stderr, "# NEO/go/client: skipping SHA1 checks")
xsha1skip = true
}
}
func (c *Client) _Load(ctx context.Context, xid zodb.Xid) (*mem.Buf, zodb.Tid, error) {
err := c.withOperational(ctx)
if err != nil {
......@@ -415,7 +404,7 @@ func (c *Client) _Load(ctx context.Context, xid zodb.Xid) (*mem.Buf, zodb.Tid, e
// here we have cluster state operational and rlocked. Retrieve
// storages we might need to access and release the lock.
storv := make([]*neo.Node, 0, 1)
storv := make([]*Node, 0, 1)
for _, cell := range c.node.PartTab.Get(xid.Oid) {
if cell.Readable() {
stor := c.node.NodeTab.Get(cell.UUID)
......@@ -460,7 +449,7 @@ func (c *Client) _Load(ctx context.Context, xid zodb.Xid) (*mem.Buf, zodb.Tid, e
buf := resp.Data
if !xsha1skip {
checksum := sha1.Sum(buf.Data)
checksum := sha1Sum(buf.Data)
if checksum != resp.Checksum {
return nil, 0, fmt.Errorf("data corrupt: checksum mismatch")
}
......@@ -491,6 +480,9 @@ func (c *Client) Iterate(ctx context.Context, tidMin, tidMax zodb.Tid) zodb.ITxn
}
// ---- ZODB open/url support ----
func openClientByURL(ctx context.Context, u *url.URL, opt *zodb.OpenOptions) (zodb.IStorageDriver, error) {
// neo://name@master1,master2,...,masterN?options
......
go/neo/client/util.go deleted 100644 → 0
View file @ 98ac2433
// Copyright (C) 2017 Nexedi SA and Contributors.
// Kirill Smelkov <kirr@nexedi.com>
//
// This program is free software: you can Use, Study, Modify and Redistribute
// it under the terms of the GNU General Public License version 3, or (at your
// option) any later version, as published by the Free Software Foundation.
//
// You can also Link and Combine this program with other software covered by
// the terms of any of the Free Software licenses or any of the Open Source
// Initiative approved licenses and Convey the resulting work. Corresponding
// source of such a combination shall include the source code for all other
// software used.
//
// This program is distributed WITHOUT ANY WARRANTY; without even the implied
// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
//
// See COPYING file for full licensing terms.
// See https://www.nexedi.com/licensing for rationale and options.
package client
// misc utilities
import (
"bytes"
"compress/zlib"
"context"
"io"
"lab.nexedi.com/kirr/neo/go/xcommon/log"
)
// lclose closes c and logs closing error if there was any.
// the error is otherwise ignored
// XXX dup in neo,server
func lclose(ctx context.Context, c io.Closer) {
err := c.Close()
if err != nil {
log.Error(ctx, err)
}
}
// decompress decompresses data according to zlib encoding.
//
// out buffer, if there is enough capacity, is used for decompression destination.
// if out has not enough capacity a new buffer is allocated and used.
//
// return: destination buffer with full decompressed data or error.
func decompress(in []byte, out []byte) (data []byte, err error) {
bin := bytes.NewReader(in)
zr, err := zlib.NewReader(bin)
if err != nil {
return nil, err
}
defer func() {
err2 := zr.Close()
if err2 != nil && err == nil {
err = err2
data = nil
}
}()
bout := bytes.NewBuffer(out)
_, err = io.Copy(bout, zr)
if err != nil {
return nil, err
}
return bout.Bytes(), nil
}
go/neo/server/cluster_test.go → go/neo/cluster_test.go
View file @ ccd74eb4
// Copyright (C) 2017 Nexedi SA and Contributors.
// Copyright (C) 2017-2018 Nexedi SA and Contributors.
// Kirill Smelkov <kirr@nexedi.com>
//
// This program is free software: you can Use, Study, Modify and Redistribute
......@@ -17,7 +17,7 @@
// See COPYING file for full licensing terms.
// See https://www.nexedi.com/licensing for rationale and options.
package server
package neo
// test interaction between nodes
//go:generate gotrace gen .
......@@ -31,16 +31,13 @@ import (
//"reflect"
"sync"
"testing"
"unsafe"
"golang.org/x/sync/errgroup"
//"github.com/kylelemons/godebug/pretty"
"lab.nexedi.com/kirr/neo/go/neo"
"lab.nexedi.com/kirr/neo/go/neo/neonet"
"lab.nexedi.com/kirr/neo/go/neo/proto"
"lab.nexedi.com/kirr/neo/go/neo/client"
//"lab.nexedi.com/kirr/neo/go/neo/internal/common"
//"lab.nexedi.com/kirr/neo/go/zodb"
......@@ -293,8 +290,8 @@ type TraceCollector struct {
pg *tracing.ProbeGroup
d *tsync.EventDispatcher
node2Name map[*neo.NodeApp]string
nodeTab2Owner map[*neo.NodeTable]string
node2Name map[*NodeApp]string
nodeTab2Owner map[*NodeTable]string
clusterState2Owner map[*proto.ClusterState]string
}
......@@ -303,13 +300,12 @@ func NewTraceCollector(dispatch *tsync.EventDispatcher) *TraceCollector {
pg: &tracing.ProbeGroup{},
d: dispatch,
node2Name: make(map[*neo.NodeApp]string),
nodeTab2Owner: make(map[*neo.NodeTable]string),
node2Name: make(map[*NodeApp]string),
nodeTab2Owner: make(map[*NodeTable]string),
clusterState2Owner: make(map[*proto.ClusterState]string),
}
}
//trace:import "lab.nexedi.com/kirr/neo/go/neo"
//trace:import "lab.nexedi.com/kirr/neo/go/neo/neonet"
//trace:import "lab.nexedi.com/kirr/neo/go/neo/proto"
......@@ -319,7 +315,7 @@ func (t *TraceCollector) Attach() {
//neo_traceMsgRecv_Attach(t.pg, t.traceNeoMsgRecv)
neonet_traceMsgSendPre_Attach(t.pg, t.traceNeoMsgSendPre)
proto_traceClusterStateChanged_Attach(t.pg, t.traceClusterState)
neo_traceNodeChanged_Attach(t.pg, t.traceNode)
traceNodeChanged_Attach(t.pg, t.traceNode)
traceMasterStartReady_Attach(t.pg, t.traceMasterStartReady)
tracing.Unlock()
}
......@@ -332,7 +328,7 @@ func (t *TraceCollector) Detach() {
//
// This way it can translate e.g. *NodeTable -> owner node name when creating
// corresponding event.
func (t *TraceCollector) RegisterNode(node *neo.NodeApp, name string) {
func (t *TraceCollector) RegisterNode(node *NodeApp, name string) {
tracing.Lock()
defer tracing.Unlock()
......@@ -368,7 +364,7 @@ func (t *TraceCollector) traceClusterState(cs *proto.ClusterState) {
t.d.Dispatch(&eventClusterState{where, *cs})
}
func (t *TraceCollector) traceNode(nt *neo.NodeTable, n *neo.Node) {
func (t *TraceCollector) traceNode(nt *NodeTable, n *Node) {
//t.d.Dispatch(&eventNodeTab{unsafe.Pointer(nt), n.NodeInfo})
where := t.nodeTab2Owner[nt]
t.d.Dispatch(&eventNodeTab{where, n.NodeInfo})
......@@ -476,7 +472,7 @@ func TestMasterStorage(t *testing.T) {
// cluster nodes
M := NewMaster("abc1", ":1", Mhost)
zstor := xfs1stor("../../zodb/storage/fs1/testdata/1.fs")
zstor := xfs1stor("../zodb/storage/fs1/testdata/1.fs")
S := NewStorage("abc1", "m:1", ":1", Shost, zstor)
// let tracer know how to map state addresses to node names
......@@ -625,9 +621,8 @@ func TestMasterStorage(t *testing.T) {
return // XXX temp
// create client
C := client.NewClient("abc1", "m:1", Chost)
Cnode := *(**neo.NodeApp)(unsafe.Pointer(C)) // XXX hack, fragile
tracer.RegisterNode(Cnode, "c")
C := NewClient("abc1", "m:1", Chost)
tracer.RegisterNode(C.node, "c")
// trace
......@@ -868,7 +863,7 @@ func TestMasterStorage(t *testing.T) {
/*
func benchmarkGetObject(b *testing.B, Mnet, Snet, Cnet xnet.Networker, benchit func(xcload1 func())) {
// create test cluster <- XXX factor to utility func
zstor := xfs1stor("../../zodb/storage/fs1/testdata/1.fs")
zstor := xfs1stor("../zodb/storage/fs1/testdata/1.fs")
ctx, cancel := context.WithCancel(context.Background())
wg, ctx := errgroup.WithContext(ctx)
......@@ -883,7 +878,7 @@ func benchmarkGetObject(b *testing.B, Mnet, Snet, Cnet xnet.Networker, benchit f
tc := tsync.NewEventChecker(b, tracer.SyncChan)
pg := &tracing.ProbeGroup{}
tracing.Lock()
pnode := neo_traceNodeChanged_Attach(nil, tracer.traceNode)
pnode := traceNodeChanged_Attach(nil, tracer.traceNode)
traceMasterStartReady_Attach(pg, tracer.traceMasterStartReady)
tracing.Unlock()
......
go/neo/server/master.go → go/neo/master.go
View file @ ccd74eb4
// Copyright (C) 2017 Nexedi SA and Contributors.
// Copyright (C) 2017-2018 Nexedi SA and Contributors.
// Kirill Smelkov <kirr@nexedi.com>
//
// This program is free software: you can Use, Study, Modify and Redistribute
......@@ -17,7 +17,7 @@
// See COPYING file for full licensing terms.
// See https://www.nexedi.com/licensing for rationale and options.
package server
package neo
// master node
import (
......@@ -33,7 +33,6 @@ import (
"lab.nexedi.com/kirr/go123/xnet"
"lab.nexedi.com/kirr/neo/go/neo"
"lab.nexedi.com/kirr/neo/go/neo/neonet"
"lab.nexedi.com/kirr/neo/go/neo/proto"
"lab.nexedi.com/kirr/neo/go/zodb"
......@@ -45,7 +44,7 @@ import (
// Master is a node overseeing and managing how whole NEO cluster works
type Master struct {
node *neo.NodeApp
node *NodeApp
// master manages node and partition tables and broadcast their updates
// to all nodes in cluster
......@@ -75,7 +74,7 @@ type Master struct {
// Use Run to actually start running the node.
func NewMaster(clusterName, serveAddr string, net xnet.Networker) *Master {
m := &Master{
node: neo.NewNodeApp(net, proto.MASTER, clusterName, serveAddr, serveAddr),
node: NewNodeApp(net, proto.MASTER, clusterName, serveAddr, serveAddr),
ctlStart: make(chan chan error),
ctlStop: make(chan chan struct{}),
......@@ -274,8 +273,8 @@ func (m *Master) runMain(ctx context.Context) (err error) {
// storRecovery is result of 1 storage node passing recovery phase
type storRecovery struct {
stor *neo.Node
partTab *neo.PartitionTable
stor *Node
partTab *PartitionTable
err error
// XXX + backup_tid, truncate_tid ?
......@@ -463,13 +462,13 @@ loop2:
// if we are starting for new cluster - create partition table
if m.node.PartTab.PTid == 0 {
// XXX -> m.nodeTab.StorageList(State > DOWN)
storv := []*neo.Node{}
storv := []*Node{}
for _, stor := range m.node.NodeTab.StorageList() {
if stor.State > proto.DOWN {
storv = append(storv, stor)
}
}
m.node.PartTab = neo.MakePartTab(1 /* XXX hardcoded */, storv)
m.node.PartTab = MakePartTab(1 /* XXX hardcoded */, storv)
m.node.PartTab.PTid = 1
log.Infof(ctx, "creating new partition table: %s", m.node.PartTab)
}
......@@ -479,7 +478,7 @@ loop2:
// storCtlRecovery drives a storage node during cluster recovering state
// it retrieves various ids and partition table from as stored on the storage
func storCtlRecovery(ctx context.Context, stor *neo.Node, res chan storRecovery) {
func storCtlRecovery(ctx context.Context, stor *Node, res chan storRecovery) {
var err error
defer func() {
if err == nil {
......@@ -507,7 +506,7 @@ func storCtlRecovery(ctx context.Context, stor *neo.Node, res chan storRecovery)
}
// reconstruct partition table from response
pt := neo.PartTabFromDump(resp.PTid, resp.RowList)
pt := PartTabFromDump(resp.PTid, resp.RowList)
res <- storRecovery{stor: stor, partTab: pt}
}
......@@ -675,14 +674,14 @@ loop2:
// storVerify is result of a storage node passing verification phase
type storVerify struct {
stor *neo.Node
stor *Node
lastOid zodb.Oid
lastTid zodb.Tid
err error
}
// storCtlVerify drives a storage node during cluster verifying (= starting) state
func storCtlVerify(ctx context.Context, stor *neo.Node, pt *neo.PartitionTable, res chan storVerify) {
func storCtlVerify(ctx context.Context, stor *Node, pt *PartitionTable, res chan storVerify) {
// XXX link.Close on err
// XXX cancel on ctx
......@@ -739,7 +738,7 @@ func storCtlVerify(ctx context.Context, stor *neo.Node, pt *neo.PartitionTable,
// serviceDone is the error returned after service-phase node handling is finished
type serviceDone struct {
node *neo.Node
node *Node
err error
}
......@@ -846,7 +845,7 @@ loop:
}
// storCtlService drives a storage node during cluster service state
func storCtlService(ctx context.Context, stor *neo.Node) (err error) {
func storCtlService(ctx context.Context, stor *Node) (err error) {
slink := stor.Link()
defer task.Runningf(&ctx, "%s: stor service", slink.RemoteAddr())(&err)
......@@ -893,7 +892,7 @@ func storCtlService(ctx context.Context, stor *neo.Node) (err error) {
}
// serveClient serves incoming client link
func (m *Master) serveClient(ctx context.Context, cli *neo.Node) (err error) {
func (m *Master) serveClient(ctx context.Context, cli *Node) (err error) {
clink := cli.Link()
defer task.Runningf(&ctx, "%s: client service", clink.RemoteAddr())(&err)
......@@ -1026,7 +1025,7 @@ func (m *Master) keepPeerUpdated(ctx context.Context, link *neonet.NodeLink) (er
// If node identification is accepted .nodeTab is updated and corresponding node entry is returned.
// Response message is constructed but not send back not to block the caller - it is
// the caller responsibility to send the response to node which requested identification.
func (m *Master) identify(ctx context.Context, n nodeCome) (node *neo.Node, resp proto.Msg) {
func (m *Master) identify(ctx context.Context, n nodeCome) (node *Node, resp proto.Msg) {
// XXX also verify ? :
// - NodeType valid
// - IdTime ?
......
go/neo/server/misc_test.go → go/neo/misc_test.go
View file @ ccd74eb4
......@@ -17,7 +17,7 @@
// See COPYING file for full licensing terms.
// See https://www.nexedi.com/licensing for rationale and options.
package server
package neo
import (
"context"
......
go/neo/neotools/master.go
View file @ ccd74eb4
......@@ -29,7 +29,7 @@ import (
"lab.nexedi.com/kirr/go123/prog"
"lab.nexedi.com/kirr/go123/xnet"
"lab.nexedi.com/kirr/neo/go/neo/server"
"lab.nexedi.com/kirr/neo/go/neo"
)
const masterSummary = "run master node"
......@@ -64,7 +64,7 @@ func masterMain(argv []string) {
net := xnet.NetPlain("tcp") // TODO + TLS; not only "tcp" ?
masterSrv := server.NewMaster(*cluster, *bind, net)
masterSrv := neo.NewMaster(*cluster, *bind, net)
ctx := context.Background()
/*
......
go/neo/neotools/storage.go
View file @ ccd74eb4
......@@ -31,7 +31,7 @@ import (
"lab.nexedi.com/kirr/go123/prog"
"lab.nexedi.com/kirr/go123/xnet"
"lab.nexedi.com/kirr/neo/go/neo/server"
"lab.nexedi.com/kirr/neo/go/neo"
"lab.nexedi.com/kirr/neo/go/zodb/storage/fs1"
)
......@@ -93,7 +93,7 @@ func storageMain(argv []string) {
net := xnet.NetPlain("tcp") // TODO + TLS; not only "tcp" ?
storSrv := server.NewStorage(*cluster, master, *bind, net, zstor)
storSrv := neo.NewStorage(*cluster, master, *bind, net, zstor)
ctx := context.Background()
/*
......
go/neo/server/server.go → go/neo/server.go
View file @ ccd74eb4
......@@ -17,8 +17,7 @@
// See COPYING file for full licensing terms.
// See https://www.nexedi.com/licensing for rationale and options.
// Package server provides servers side of NEO.
package server
package neo
// common parts for organizing network servers
......
go/neo/server/util.go deleted 100644 → 0
View file @ 98ac2433
// Copyright (C) 2017 Nexedi SA and Contributors.
// Kirill Smelkov <kirr@nexedi.com>
//
// This program is free software: you can Use, Study, Modify and Redistribute
// it under the terms of the GNU General Public License version 3, or (at your
// option) any later version, as published by the Free Software Foundation.
//
// You can also Link and Combine this program with other software covered by
// the terms of any of the Free Software licenses or any of the Open Source
// Initiative approved licenses and Convey the resulting work. Corresponding
// source of such a combination shall include the source code for all other
// software used.
//
// This program is distributed WITHOUT ANY WARRANTY; without even the implied
// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
//
// See COPYING file for full licensing terms.
// See https://www.nexedi.com/licensing for rationale and options.
package server
// misc utilities
import (
"context"
"io"
"lab.nexedi.com/kirr/neo/go/xcommon/log"
)
// lclose closes c and logs closing error if there was any.
// the error is otherwise ignored
// XXX dup in neo, client
func lclose(ctx context.Context, c io.Closer) {
err := c.Close()
if err != nil {
log.Error(ctx, err)
}
}
go/neo/server/ztrace.go deleted 100644 → 0
View file @ 98ac2433
// Code generated by lab.nexedi.com/kirr/go123/tracing/cmd/gotrace; DO NOT EDIT.
package server
// code generated for tracepoints
import (
"lab.nexedi.com/kirr/go123/tracing"
"unsafe"
)
// traceevent: traceMasterStartReady(m *Master, ready bool)
type _t_traceMasterStartReady struct {
tracing.Probe
probefunc func(m *Master, ready bool)
}
var _traceMasterStartReady *_t_traceMasterStartReady
func traceMasterStartReady(m *Master, ready bool) {
if _traceMasterStartReady != nil {
_traceMasterStartReady_run(m, ready)
}
}
func _traceMasterStartReady_run(m *Master, ready bool) {
for p := _traceMasterStartReady; p != nil; p = (*_t_traceMasterStartReady)(unsafe.Pointer(p.Next())) {
p.probefunc(m, ready)
}
}
func traceMasterStartReady_Attach(pg *tracing.ProbeGroup, probe func(m *Master, ready bool)) *tracing.Probe {
p := _t_traceMasterStartReady{probefunc: probe}
tracing.AttachProbe(pg, (**tracing.Probe)(unsafe.Pointer(&_traceMasterStartReady)), &p.Probe)
return &p.Probe
}
// trace export signature
func _trace_exporthash_1002eef247af7731924a09f42e9c3f4131f5bccb() {}
go/neo/server/storage.go → go/neo/storage.go
View file @ ccd74eb4
......@@ -17,20 +17,17 @@
// See COPYING file for full licensing terms.
// See https://www.nexedi.com/licensing for rationale and options.
package server
package neo
// storage node
import (
"context"
"crypto/sha1"
"fmt"
"os"
"sync"
"time"
"github.com/pkg/errors"
"lab.nexedi.com/kirr/neo/go/neo"
"lab.nexedi.com/kirr/neo/go/neo/neonet"
"lab.nexedi.com/kirr/neo/go/neo/proto"
"lab.nexedi.com/kirr/neo/go/neo/internal/common"
......@@ -47,7 +44,7 @@ import (
// Storage is NEO node that keeps data and provides read/write access to it via network.
type Storage struct {
node *neo.NodeApp
node *NodeApp
// context for providing operational service
// it is renewed every time master tells us StartOpertion, so users
......@@ -80,7 +77,7 @@ type Storage struct {
// Use Run to actually start running the node.
func NewStorage(clusterName, masterAddr, serveAddr string, net xnet.Networker, zstor *fs1.FileStorage) *Storage {
stor := &Storage{
node: neo.NewNodeApp(net, proto.STORAGE, clusterName, masterAddr, serveAddr),
node: NewNodeApp(net, proto.STORAGE, clusterName, masterAddr, serveAddr),
zstor: zstor,
}
......@@ -531,23 +528,6 @@ func (stor *Storage) serveClient(ctx context.Context, req neonet.Request) {
}
}
// XXX for benchmarking: how much sha1 computation takes time from latency
var xsha1skip bool
func init() {
if os.Getenv("X_NEOGO_SHA1_SKIP") == "y" {
fmt.Fprintln(os.Stderr, "# NEO/go/storage: skipping SHA1 computations")
xsha1skip = true
}
}
func sha1Sum(b []byte) [sha1.Size]byte {
if !xsha1skip {
return sha1.Sum(b)
}
return [sha1.Size]byte{} // all 0
}
// serveClient1 prepares response for 1 request from client
func (stor *Storage) serveClient1(ctx context.Context, req proto.Msg) (resp proto.Msg) {
switch req := req.(type) {
......
go/neo/server/time.go → go/neo/time.go
View file @ ccd74eb4
......@@ -17,9 +17,8 @@
// See COPYING file for full licensing terms.
// See https://www.nexedi.com/licensing for rationale and options.
package server
package neo
// time related utilities
// XXX -> neo ?
import (
"time"
......
go/neo/util.go
View file @ ccd74eb4
......@@ -20,18 +20,68 @@
package neo
import (
"bytes"
"compress/zlib"
"context"
"crypto/sha1"
"fmt"
"io"
"os"
"lab.nexedi.com/kirr/neo/go/xcommon/log"
)
// lclose closes c and logs closing error if there was any.
// the error is otherwise ignored
// XXX dup in server, client
func lclose(ctx context.Context, c io.Closer) {
err := c.Close()
if err != nil {
log.Error(ctx, err)
}
}
// decompress decompresses data according to zlib encoding.
//
// out buffer, if there is enough capacity, is used for decompression destination.
// if out has not enough capacity a new buffer is allocated and used.
//
// return: destination buffer with full decompressed data or error.
func decompress(in []byte, out []byte) (data []byte, err error) {
bin := bytes.NewReader(in)
zr, err := zlib.NewReader(bin)
if err != nil {
return nil, err
}
defer func() {
err2 := zr.Close()
if err2 != nil && err == nil {
err = err2
data = nil
}
}()
bout := bytes.NewBuffer(out)
_, err = io.Copy(bout, zr)
if err != nil {
return nil, err
}
return bout.Bytes(), nil
}
// XXX for benchmarking: how much sha1 computation takes time from latency
var xsha1skip bool
func init() {
if os.Getenv("X_NEOGO_SHA1_SKIP") == "y" {
fmt.Fprintf(os.Stderr, "# NEO/go (%s): skipping SHA1 computations\n", os.Args[0])
xsha1skip = true
}
}
func sha1Sum(b []byte) [sha1.Size]byte {
if !xsha1skip {
return sha1.Sum(b)
}
return [sha1.Size]byte{} // all 0
}
go/neo/client/util_test.go → go/neo/util_test.go
View file @ ccd74eb4
......@@ -17,7 +17,7 @@
// See COPYING file for full licensing terms.
// See https://www.nexedi.com/licensing for rationale and options.
package client
package neo
import (
"testing"
......
go/neo/ztrace.go
View file @ ccd74eb4
......@@ -8,6 +8,33 @@ import (
"unsafe"
)
// traceevent: traceMasterStartReady(m *Master, ready bool)
type _t_traceMasterStartReady struct {
tracing.Probe
probefunc func(m *Master, ready bool)
}
var _traceMasterStartReady *_t_traceMasterStartReady
func traceMasterStartReady(m *Master, ready bool) {
if _traceMasterStartReady != nil {
_traceMasterStartReady_run(m, ready)
}
}
func _traceMasterStartReady_run(m *Master, ready bool) {
for p := _traceMasterStartReady; p != nil; p = (*_t_traceMasterStartReady)(unsafe.Pointer(p.Next())) {
p.probefunc(m, ready)
}
}
func traceMasterStartReady_Attach(pg *tracing.ProbeGroup, probe func(m *Master, ready bool)) *tracing.Probe {
p := _t_traceMasterStartReady{probefunc: probe}
tracing.AttachProbe(pg, (**tracing.Probe)(unsafe.Pointer(&_traceMasterStartReady)), &p.Probe)
return &p.Probe
}
// traceevent: traceNodeChanged(nt *NodeTable, n *Node)
type _t_traceNodeChanged struct {
......@@ -36,4 +63,4 @@ func traceNodeChanged_Attach(pg *tracing.ProbeGroup, probe func(nt *NodeTable, n
}
// trace export signature
func _trace_exporthash_3520b2da37a17b902760c32971b0fd9ccb6d2ddb() {}
func _trace_exporthash_ee76c0bfa710c94614a1fd0fe7a79e9cb723a340() {}
go/neo/server/ztrace_test.go → go/neo/ztrace_test.go
View file @ ccd74eb4
// Code generated by lab.nexedi.com/kirr/go123/tracing/cmd/gotrace; DO NOT EDIT.
package server
package neo
// code generated for tracepoints
import (
"lab.nexedi.com/kirr/go123/tracing"
_ "unsafe"
"lab.nexedi.com/kirr/neo/go/neo"
"lab.nexedi.com/kirr/neo/go/neo/neonet"
"lab.nexedi.com/kirr/neo/go/neo/proto"
)
// traceimport: "lab.nexedi.com/kirr/neo/go/neo"
// rerun "gotrace gen" if you see link failure ↓↓↓
//go:linkname neo_trace_exporthash lab.nexedi.com/kirr/neo/go/neo._trace_exporthash_3520b2da37a17b902760c32971b0fd9ccb6d2ddb
func neo_trace_exporthash()
func init() { neo_trace_exporthash() }
//go:linkname neo_traceNodeChanged_Attach lab.nexedi.com/kirr/neo/go/neo.traceNodeChanged_Attach
func neo_traceNodeChanged_Attach(*tracing.ProbeGroup, func(nt *neo.NodeTable, n *neo.Node)) *tracing.Probe
// traceimport: "lab.nexedi.com/kirr/neo/go/neo/neonet"
// rerun "gotrace gen" if you see link failure ↓↓↓
......
go/zodb/wks/wks.go
View file @ ccd74eb4
......@@ -29,5 +29,5 @@ package wks
import (
_ "lab.nexedi.com/kirr/neo/go/zodb/storage/fs1"
_ "lab.nexedi.com/kirr/neo/go/neo/client"
_ "lab.nexedi.com/kirr/neo/go/neo"
)
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