func (x singleWriter) Write(p []byte) (int, error) {
w := x.w
if w.seq != x.seq {
return 0, errors.New("leveldb/journal: stale writer")
}
if w.err != nil {
return 0, w.err
}
n0 := len(p)
for len(p) > 0 {
// Write a block, if it is full.
if w.j == blockSize {
w.fillHeader(false)
w.writeBlock()
if w.err != nil {
return 0, w.err
}
w.first = false
}
// Copy bytes into the buffer.
n := copy(w.buf[w.j:], p)
w.j += n
p = p[n:]
}
return n0, nil
}
func (r *Reader) readBlockCached(bh blockHandle, verifyChecksum, fillCache bool) (*block, util.Releaser, error) {
if r.cache != nil {
var err error
ch := r.cache.Get(bh.offset, func() (charge int, value interface{}) {
if !fillCache {
return 0, nil
}
var b *block
b, err = r.readBlock(bh, verifyChecksum)
if err != nil {
return 0, nil
}
return cap(b.data), b
})
if ch != nil {
b, ok := ch.Value().(*block)
if !ok {
ch.Release()
return nil, nil, errors.New("leveldb/table: inconsistent block type")
}
return b, ch, err
} else if err != nil {
return nil, nil, err
}
}
b, err := r.readBlock(bh, verifyChecksum)
return b, b, err
}
func (x *singleReader) ReadByte() (byte, error) {
r := x.r
if r.seq != x.seq {
return 0, errors.New("leveldb/journal: stale reader")
}
if x.err != nil {
return 0, x.err
}
if r.err != nil {
return 0, r.err
}
for r.i == r.j {
if r.last {
return 0, io.EOF
}
x.err = r.nextChunk(false)
if x.err != nil {
if x.err == errSkip {
x.err = io.ErrUnexpectedEOF
}
return 0, x.err
}
}
c := r.buf[r.i]
r.i++
return c, nil
}
func upgradeViaRest() error {
cfg, err := config.Load(locations[locConfigFile], protocol.LocalDeviceID)
if err != nil {
return err
}
target := cfg.GUI().URL()
r, _ := http.NewRequest("POST", target+"/rest/system/upgrade", nil)
r.Header.Set("X-API-Key", cfg.GUI().APIKey())
tr := &http.Transport{
Dial: dialer.Dial,
Proxy: http.ProxyFromEnvironment,
TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
}
client := &http.Client{
Transport: tr,
Timeout: 60 * time.Second,
}
resp, err := client.Do(r)
if err != nil {
return err
}
if resp.StatusCode != 200 {
bs, err := ioutil.ReadAll(resp.Body)
defer resp.Body.Close()
if err != nil {
return err
}
return errors.New(string(bs))
}
return err
}
func (x *singleReader) Read(p []byte) (int, error) {
r := x.r
if r.seq != x.seq {
return 0, errors.New("leveldb/journal: stale reader")
}
if x.err != nil {
return 0, x.err
}
if r.err != nil {
return 0, r.err
}
for r.i == r.j {
if r.last {
return 0, io.EOF
}
x.err = r.nextChunk(false)
if x.err != nil {
if x.err == errSkip {
x.err = io.ErrUnexpectedEOF
}
return 0, x.err
}
}
n := copy(p, r.buf[r.i:r.j])
r.i += n
return n, nil
}
func (r *Reader) readFilterBlockCached(bh blockHandle, fillCache bool) (*filterBlock, util.Releaser, error) {
if r.cache != nil {
var (
err error
ch *cache.Handle
)
if fillCache {
ch = r.cache.Get(bh.offset, func() (size int, value cache.Value) {
var b *filterBlock
b, err = r.readFilterBlock(bh)
if err != nil {
return 0, nil
}
return cap(b.data), b
})
} else {
ch = r.cache.Get(bh.offset, nil)
}
if ch != nil {
b, ok := ch.Value().(*filterBlock)
if !ok {
ch.Release()
return nil, nil, errors.New("leveldb/table: inconsistent block type")
}
return b, ch, err
} else if err != nil {
return nil, nil, err
}
}
b, err := r.readFilterBlock(bh)
return b, b, err
}
func GetParentInfo(node string) (node_info.NodeInfo, tree_lib.TreeError) {
var (
err tree_lib.TreeError
pname string
)
err.From = tree_lib.FROM_GET_PARENT_INFO
err = ForEach(DB_NODE, func(key []byte, val []byte) error {
n := node_info.NodeInfo{}
err := ffjson.Unmarshal(val, &n)
if err != nil {
return err
}
if _, ok := tree_lib.ArrayContains(n.Childs, node); ok {
pname = n.Name
return errors.New("Just Err for break")
}
return nil
})
if len(pname) == 0 {
return node_info.NodeInfo{}, tree_lib.TreeError{}
}
// Node relations first element should be parent node
return GetNodeInfo(pname)
}
// Close finishes the current journal and closes the writer.
func (w *Writer) Close() error {
w.seq++
w.writePending()
if w.err != nil {
return w.err
}
w.err = errors.New("leveldb/journal: closed Writer")
return nil
}
// UpdateConfig writes the updated configuration data to the storage location.
func UpdateConfig(conf Configuration) (err error) {
cfgDir, _ := getConfigDir()
d, err := json.Marshal(&conf)
if err != nil {
return errors.New("Could not save new json config")
}
ioutil.WriteFile(cfgDir+"/1Password.json", d, 0664)
return nil
}
func del(k string) error {
if len(strings.TrimSpace(k)) == 0 {
return errors.New("uid was nil")
}
_, err := redis.Int(rds.Do("DEL", k))
if err != nil {
return err
}
return nil
}
func (ms *MirageStorage) updateSubdomainMap(subdomainMap map[string]int) error {
//dump.Dump(subdomainMap)
subdomainData, err := json.Marshal(subdomainMap)
err = ms.Set("subdomain-map", subdomainData)
if err != nil {
return errors.New(fmt.Sprintf("failed to update subdomain-map: %s", err.Error()))
}
return nil
}
func getDataNodeFromId(topo *Topology, id string) (foundDn *DataNode) {
nid := NodeId(id)
topo.WalkDataNode(func(dn *DataNode) (e error) {
if dn.Id() == nid {
foundDn = dn
e = errors.New("Found.")
}
return
})
return
}
func nodeCreate(ukey string, node *Node) error {
v, err := Incr.NodeInrc()
if err != nil {
return err
}
node.Id = v
json, err := json.Marshal(node)
if err != nil {
return err
}
key := ukey + ":" + strconv.FormatInt(node.HubId, 10) + ":" + strconv.FormatInt(node.Id, 10)
_, err = rds.Do("SET", key, json)
if err != nil {
return err
}
//验证nodetype
if NodeTypeEnum.GetName(node.Type-1) == "" {
return errors.New("node type error")
}
//初始化控制器
if node.Type == NodeTypeEnum.Switcher {
err := Controller.BeginSwitcher(ukey, node.HubId, node.Id)
if err != nil {
return errors.New("init error")
}
} else if node.Type == NodeTypeEnum.GenControl {
err := Controller.BeginGenControl(ukey, node.HubId, node.Id)
if err != nil {
return errors.New("init error")
}
} else if node.Type == NodeTypeEnum.RangeControl {
err := Controller.BeginRangeControl(ukey, node.HubId, node.Id)
if err != nil {
return errors.New("init error")
}
}
return nil
}
func (ms *MirageStorage) RemoveFromSubdomainMap(subdomain string) error {
subdomainMap, err := ms.getSubdomainMap()
if err != nil {
return errors.New(fmt.Sprintf("failed to get subdomain-map: %s", err.Error()))
}
beforeLen := len(subdomainMap)
delete(subdomainMap, subdomain)
if beforeLen == len(subdomainMap) {
return nil
}
return ms.updateSubdomainMap(subdomainMap)
}
func nodeStartWith(k string) ([]*Node, error) {
data, err := redis.Strings(rds.Do("KEYSSTART", k))
if err != nil {
return nil, err
}
if len(data) <= 0 {
return nil, errors.New("no data")
}
var ndata []*Node
for _, v := range data {
o, _ := redis.String(rds.Do("GET", v))
h := &Node{}
json.Unmarshal([]byte(o), &h)
ndata = append(ndata, h)
}
return ndata, nil
}
func (ms *MirageStorage) AddToSubdomainMap(subdomain string) error {
subdomainMap, err := ms.getSubdomainMap()
if err != nil {
return errors.New(fmt.Sprintf("failed to get subdomain-map: %s", err.Error()))
}
beforeLen := len(subdomainMap)
subdomainMap[subdomain] = 1 // meanless value
if beforeLen == len(subdomainMap) {
// need not to update
fmt.Println("subdomainMap length is not changed!")
return nil
}
return ms.updateSubdomainMap(subdomainMap)
}
func loadConfig(cfgFile string) (*config.Wrapper, string, error) {
info, err := os.Stat(cfgFile)
if err != nil {
return nil, "", err
}
if !info.Mode().IsRegular() {
return nil, "", errors.New("configuration is not a file")
}
cfg, err := config.Load(cfgFile, myID)
if err != nil {
return nil, "", err
}
myCfg := cfg.Devices()[myID]
myName := myCfg.Name
if myName == "" {
myName, _ = os.Hostname()
}
return cfg, myName, nil
}
func (r *Reader) newBlockIter(b *block, bReleaser util.Releaser, slice *util.Range, inclLimit bool) *blockIter {
bi := &blockIter{
tr: r,
block: b,
blockReleaser: bReleaser,
// Valid key should never be nil.
key: make([]byte, 0),
dir: dirSOI,
riStart: 0,
riLimit: b.restartsLen,
offsetStart: 0,
offsetRealStart: 0,
offsetLimit: b.restartsOffset,
}
if slice != nil {
if slice.Start != nil {
if bi.Seek(slice.Start) {
bi.riStart = b.restartIndex(bi.restartIndex, b.restartsLen, bi.prevOffset)
bi.offsetStart = b.restartOffset(bi.riStart)
bi.offsetRealStart = bi.prevOffset
} else {
bi.riStart = b.restartsLen
bi.offsetStart = b.restartsOffset
bi.offsetRealStart = b.restartsOffset
}
}
if slice.Limit != nil {
if bi.Seek(slice.Limit) && (!inclLimit || bi.Next()) {
bi.offsetLimit = bi.prevOffset
bi.riLimit = bi.restartIndex + 1
}
}
bi.reset()
if bi.offsetStart > bi.offsetLimit {
bi.sErr(errors.New("leveldb/table: invalid slice range"))
}
}
return bi
}
// Key -> value ..... node_name -> node1,node2,node3
// []byte -> []string{}.Join(",")
// First element of string array should be parent node
func SetRelations(node string) (err tree_lib.TreeError) {
err.From = tree_lib.FROM_SET_RELATIONS
parent_name := ""
inf := node_info.NodeInfo{}
inf, err = GetNodeInfo(node)
if !err.IsNull() {
return
}
rels := inf.Childs
// Getting parent node
err = ForEach(DB_NODE, func(key []byte, val []byte) error {
nf := node_info.NodeInfo{}
err := ffjson.Unmarshal(val, &nf)
if err != nil {
return err
}
if _, ok := tree_lib.ArrayContains(nf.Childs, node); ok {
parent_name = nf.Name
return errors.New("") // Just ending the ForEach with empty error
}
return nil
})
if !err.IsNull() {
return
}
if len(parent_name) != 0 {
rels = append(append([]string{}, parent_name), rels...)
}
err = Set(DB_RELATIONS, []byte(node), []byte(strings.Join(rels, ",")))
return
}
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
package leveldb
import (
"sync"
"time"
"github.com/syndtr/goleveldb/leveldb/errors"
"github.com/syndtr/goleveldb/leveldb/opt"
"github.com/syndtr/goleveldb/leveldb/storage"
)
var (
errCompactionTransactExiting = errors.New("leveldb: compaction transact exiting")
)
type cStat struct {
duration time.Duration
read int64
write int64
}
func (p *cStat) add(n *cStatStaging) {
p.duration += n.duration
p.read += n.read
p.write += n.write
}
func (p *cStat) get() (duration time.Duration, read, write int64) {
const (
batchHdrLen = 8 + 4
batchGrowRec = 3000
)
type BatchReplay interface {
Put(key, value []byte)
Delete(key []byte)
=======
"errors"
"github.com/syndtr/goleveldb/leveldb/memdb"
)
var (
errBatchTooShort = errors.New("leveldb: batch is too short")
errBatchBadRecord = errors.New("leveldb: bad record in batch")
)
const kBatchHdrLen = 8 + 4
type batchReplay interface {
put(key, value []byte, seq uint64)
delete(key []byte, seq uint64)
>>>>>>> 9bca75c48d6c31becfbb127702b425e7226052e3
}
// Batch is a write batch.
type Batch struct {
<<<<<<< HEAD
data []byte
// NewReader creates a new initialized table reader for the file.
// The fi, cache and bpool is optional and can be nil.
//
// The returned table reader instance is goroutine-safe.
func NewReader(f io.ReaderAt, size int64, fd storage.FileDesc, cache *cache.CacheGetter, bpool *util.BufferPool, o *opt.Options) (*Reader, error) {
if f == nil {
return nil, errors.New("leveldb/table: nil file")
}
r := &Reader{
fd: fd,
reader: f,
cache: cache,
bpool: bpool,
o: o,
cmp: o.GetComparer(),
verifyChecksum: o.GetStrict(opt.StrictBlockChecksum),
}
if size < footerLen {
r.err = r.newErrCorrupted(0, size, "table", "too small")
return r, nil
}
footerPos := size - footerLen
var footer [footerLen]byte
if _, err := r.reader.ReadAt(footer[:], footerPos); err != nil && err != io.EOF {
return nil, err
}
if string(footer[footerLen-len(magic):footerLen]) != magic {
r.err = r.newErrCorrupted(footerPos, footerLen, "table-footer", "bad magic number")
return r, nil
}
var n int
// Decode the metaindex block handle.
r.metaBH, n = decodeBlockHandle(footer[:])
if n == 0 {
r.err = r.newErrCorrupted(footerPos, footerLen, "table-footer", "bad metaindex block handle")
return r, nil
}
// Decode the index block handle.
r.indexBH, n = decodeBlockHandle(footer[n:])
if n == 0 {
r.err = r.newErrCorrupted(footerPos, footerLen, "table-footer", "bad index block handle")
return r, nil
}
// Read metaindex block.
metaBlock, err := r.readBlock(r.metaBH, true)
if err != nil {
if errors.IsCorrupted(err) {
r.err = err
return r, nil
} else {
return nil, err
}
}
// Set data end.
r.dataEnd = int64(r.metaBH.offset)
// Read metaindex.
metaIter := r.newBlockIter(metaBlock, nil, nil, true)
for metaIter.Next() {
key := string(metaIter.Key())
if !strings.HasPrefix(key, "filter.") {
continue
}
fn := key[7:]
if f0 := o.GetFilter(); f0 != nil && f0.Name() == fn {
r.filter = f0
} else {
for _, f0 := range o.GetAltFilters() {
if f0.Name() == fn {
r.filter = f0
break
}
}
}
if r.filter != nil {
filterBH, n := decodeBlockHandle(metaIter.Value())
if n == 0 {
continue
}
r.filterBH = filterBH
// Update data end.
r.dataEnd = int64(filterBH.offset)
break
}
}
metaIter.Release()
metaBlock.Release()
// Cache index and filter block locally, since we don't have global cache.
if cache == nil {
r.indexBlock, err = r.readBlock(r.indexBH, true)
if err != nil {
if errors.IsCorrupted(err) {
r.err = err
return r, nil
} else {
return nil, err
}
}
if r.filter != nil {
r.filterBlock, err = r.readFilterBlock(r.filterBH)
if err != nil {
if !errors.IsCorrupted(err) {
return nil, err
}
// Don't use filter then.
r.filter = nil
}
}
}
return r, nil
}
func main() {
app := &App{
cli: cli.NewApp(),
}
app.configure()
app.addCmd(cli.Command{
Name: "apply",
Aliases: []string{"a"},
Usage: "register the requred builds",
Flags: []cli.Flag{
cli.StringFlag{
Name: "build-file, b",
Value: "builds.yml",
Usage: "specify build file to apply",
},
},
Action: func(c *cli.Context) error {
b := c.String("build-file")
res := make(map[string]map[string]interface{})
data, err := ioutil.ReadFile(b)
app.handleErr(err)
err = yaml.Unmarshal([]byte(data), &res)
app.handleErr(err)
for key, config := range res {
config["name"] = key
fmt.Printf("creating job definition %s\n", key)
err := app.post("/api/users/"+app.User+"/job_definitions", config, nil)
app.handleErr(err)
}
return nil
},
})
//app.addCmd(cli.Command{
// Name: "sandbox",
// Usage: "build up your test docker image to play around with",
// Flags: []cli.Flag{
// cli.StringFlag{Name: "build-file, b", Value: "builds.yml", Usage: "specify build file"},
// cli.StringFlag{Name: "job, j", Usage: "specify job to run, defaults to first"},
// },
// Action: func(c *cli.Context) {
// val := map[string] struct{
// Env map[string] string `json:"env"`
// Services []Service `json:"services"`
// Before []string `json:"before"`
// After []string `json:"after"`
// Main []string `json:"main"`
// OnSuccess []string `json:"on_success"`
// OnFailure []string `json:"on_failure"`
// }{}
//
//
// for k, v := range val[]
//
//
// Build{
// Env:
// }
//
// },
//})
app.addCmd(cli.Command{
Name: "provision-secrets",
Usage: "load in secret environment variables",
Action: func(c *cli.Context) error {
res := make(map[string][]struct {
Key string `json:"key"`
Value string `json:"value"`
})
err := app.get("/api/users/"+app.User+"/secrets", nil, &res)
app.handleErr(err)
for _, secret := range res["secrets"] {
fmt.Printf("export %s=%s\n", secret.Key, secret.Value)
}
return nil
},
})
app.addCmd(cli.Command{
Name: "emit",
Usage: "emit a custom event",
ArgsUsage: "event [ payload ]",
Action: func(c *cli.Context) error {
if c.Args().First() == "" {
app.handleErr(errors.New("requires event name"))
}
payload := make(map[string]interface{})
if c.Args().Get(1) != "" {
err := json.Unmarshal([]byte(c.Args().Get(1)), &payload)
app.handleErr(err)
}
err := app.post("/api/users/"+app.User+"/events", map[string]map[string]interface{}{
"event": map[string]interface{}{
"name": c.Args().First(),
"payload": payload,
},
}, nil)
app.handleErr(err)
return nil
},
})
app.addCmd(cli.Command{
Name: "server",
Usage: "start the minion server",
Flags: []cli.Flag{
cli.BoolFlag{
Name: "exit-post-build, e",
Usage: "should the server stop after a build",
},
},
Action: func(c *cli.Context) {
minion := &Minion{
cancel: make(chan bool),
app: app,
exitPostBuild: c.Bool("exit-post-build"),
}
minion.Start()
},
})
app.cli.Run(os.Args)
}
"github.com/golang/snappy"
"github.com/syndtr/goleveldb/leveldb/cache"
"github.com/syndtr/goleveldb/leveldb/comparer"
"github.com/syndtr/goleveldb/leveldb/errors"
"github.com/syndtr/goleveldb/leveldb/filter"
"github.com/syndtr/goleveldb/leveldb/iterator"
"github.com/syndtr/goleveldb/leveldb/opt"
"github.com/syndtr/goleveldb/leveldb/storage"
"github.com/syndtr/goleveldb/leveldb/util"
)
var (
ErrNotFound = errors.ErrNotFound
ErrReaderReleased = errors.New("leveldb/table: reader released")
ErrIterReleased = errors.New("leveldb/table: iterator released")
)
type ErrCorrupted struct {
Pos int64
Size int64
Kind string
Reason string
}
func (e *ErrCorrupted) Error() string {
return fmt.Sprintf("leveldb/table: corruption on %s (pos=%d): %s", e.Kind, e.Pos, e.Reason)
}
func max(x, y int) int {
// GetProperty returns value of the given property name.
//
// Property names:
// leveldb.num-files-at-level{n}
// Returns the number of files at level 'n'.
// leveldb.stats
// Returns statistics of the underlying DB.
// leveldb.sstables
// Returns sstables list for each level.
// leveldb.blockpool
// Returns block pool stats.
// leveldb.cachedblock
// Returns size of cached block.
// leveldb.openedtables
// Returns number of opened tables.
// leveldb.alivesnaps
// Returns number of alive snapshots.
// leveldb.aliveiters
// Returns number of alive iterators.
func (db *DB) GetProperty(name string) (value string, err error) {
err = db.ok()
if err != nil {
return
}
const prefix = "leveldb."
if !strings.HasPrefix(name, prefix) {
return "", errors.New("leveldb: GetProperty: unknown property: " + name)
}
p := name[len(prefix):]
v := db.s.version()
defer v.release()
numFilesPrefix := "num-files-at-level"
switch {
case strings.HasPrefix(p, numFilesPrefix):
var level uint
var rest string
n, _ := fmt.Sscanf(p[len(numFilesPrefix):], "%d%s", &level, &rest)
if n != 1 || int(level) >= db.s.o.GetNumLevel() {
err = errors.New("leveldb: GetProperty: invalid property: " + name)
} else {
value = fmt.Sprint(v.tLen(int(level)))
}
case p == "stats":
value = "Compactions\n" +
" Level | Tables | Size(MB) | Time(sec) | Read(MB) | Write(MB)\n" +
"-------+------------+---------------+---------------+---------------+---------------\n"
for level, tables := range v.tables {
duration, read, write := db.compStats[level].get()
if len(tables) == 0 && duration == 0 {
continue
}
value += fmt.Sprintf(" %3d | %10d | %13.5f | %13.5f | %13.5f | %13.5f\n",
level, len(tables), float64(tables.size())/1048576.0, duration.Seconds(),
float64(read)/1048576.0, float64(write)/1048576.0)
}
case p == "sstables":
for level, tables := range v.tables {
value += fmt.Sprintf("--- level %d ---\n", level)
for _, t := range tables {
value += fmt.Sprintf("%d:%d[%q .. %q]\n", t.file.Num(), t.size, t.imin, t.imax)
}
}
case p == "blockpool":
value = fmt.Sprintf("%v", db.s.tops.bpool)
case p == "cachedblock":
if bc := db.s.o.GetBlockCache(); bc != nil {
value = fmt.Sprintf("%d", bc.Size())
} else {
value = "<nil>"
}
case p == "openedtables":
value = fmt.Sprintf("%d", db.s.tops.cache.Size())
case p == "alivesnaps":
value = fmt.Sprintf("%d", atomic.LoadInt32(&db.aliveSnaps))
case p == "aliveiters":
value = fmt.Sprintf("%d", atomic.LoadInt32(&db.aliveIters))
default:
err = errors.New("leveldb: GetProperty: unknown property: " + name)
}
return
}
c.Put(&p.Warnings, &p.Status)
} else if c.HasCap(CLIENT_TRANSACTIONS) {
c.Put(&p.Status)
}
if c.HasCap(CLIENT_SESSION_TRACK) {
c.Put(&p.Info)
if Status(p.Status).Has(SERVER_SESSION_STATE_CHANGED) {
c.Put(&p.SessionState)
}
} else {
c.Put(&p.Info, StrEof)
}
}
var ErrNotStatePack = errors.New("Not OK,ERR of EOF packet")
func ReadErrOk(proto Proto) (p Pack, err error) {
b, err := proto.PeekByte()
if err != nil {
return nil, err
}
switch b {
case 0:
p = &OKPack{}
case 0xFF:
p = &ERRPack{}
case 0xFE:
p = &EOFPack{}
default:
return nil, ErrNotStatePack
// Copyright (c) 2014, Suryandaru Triandana <*****@*****.**>
// All rights reserved.
//
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
package leveldb
import (
"github.com/syndtr/goleveldb/leveldb/errors"
)
var (
ErrNotFound = errors.ErrNotFound
ErrSnapshotReleased = errors.New("leveldb: snapshot released")
ErrIterReleased = errors.New("leveldb: iterator released")
ErrClosed = errors.New("leveldb: closed")
)
}
// NewReader returns a new reader. The dropper may be nil, and if
// strict is true then corrupted or invalid chunk will halt the journal
// reader entirely.
func NewReader(r io.Reader, dropper Dropper, strict, checksum bool) *Reader {
return &Reader{
r: r,
dropper: dropper,
strict: strict,
checksum: checksum,
last: true,
}
}
var errSkip = errors.New("leveldb/journal: skipped")
func (r *Reader) corrupt(n int, reason string, skip bool) error {
if r.dropper != nil {
r.dropper.Drop(&ErrCorrupted{n, reason})
}
if r.strict && !skip {
r.err = errors.NewErrCorrupted(storage.FileDesc{}, &ErrCorrupted{n, reason})
return r.err
}
return errSkip
}
// nextChunk sets r.buf[r.i:r.j] to hold the next chunk's payload, reading the
// next block into the buffer if necessary.
func (r *Reader) nextChunk(first bool) error {
// Package memdb provides in-memory key/value database implementation.
package memdb
import (
"math/rand"
"sync"
"github.com/syndtr/goleveldb/leveldb/comparer"
"github.com/syndtr/goleveldb/leveldb/errors"
"github.com/syndtr/goleveldb/leveldb/iterator"
"github.com/syndtr/goleveldb/leveldb/util"
)
var (
ErrNotFound = errors.ErrNotFound
ErrIterReleased = errors.New("leveldb/memdb: iterator released")
)
const tMaxHeight = 12
type dbIter struct {
util.BasicReleaser
p *DB
slice *util.Range
node int
forward bool
key, value []byte
err error
}
func (i *dbIter) fill(checkStart, checkLimit bool) bool {
package main
import (
"encoding/json"
"fmt"
"log"
"github.com/syndtr/goleveldb/leveldb"
"github.com/syndtr/goleveldb/leveldb/errors"
"github.com/syndtr/goleveldb/leveldb/opt"
"github.com/syndtr/goleveldb/leveldb/storage"
)
var ErrNotFound = errors.New("Not Found")
type MirageStorage struct {
storage *leveldb.DB
}
func NewMirageStorage(cfg *Config) *MirageStorage {
fileStorage, err := storage.OpenFile(cfg.Storage.DataDir)
if err != nil {
fmt.Println("cannot open leveldb fileStorage")
log.Fatal(err)
}
storage, err := leveldb.Open(fileStorage, &opt.Options{})
if err != nil {
fmt.Println("cannot open leveldb")
log.Fatal(err)
}
