base

package
v1.8.7 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Jun 7, 2023 License: MIT Imports: 30 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	NONE_ERROR      = iota
	VERSION_ERROR   //版本不正确
	ACCOUNT_NOEXIST //账号不存在
	PASSWORD_ERROR  //密码不正确
)
View Source 
const (
	Bit8              = 8
	Bit16             = 16
	Bit32             = 32
	Bit64             = 64
	Bit128            = 128
	MAX_PACKET        = 1 * 1024 * 1024 //1MB
	MAX_CLIENT_PACKET = 10 * 1024       //10KB
)
View Source 
const (
	INT_MAX       = int(2147483647)
	TCP_HEAD_SIZE = 4    //解决tpc粘包半包,包头固定长度
	TCP_END       = "💞♡" //解决tpc粘包半包,特殊结束标志,pb采用Varint编码高位有特殊含义
)
View Source 
const (
	DATA_END        = "data_end"
	DATA_END_LENGTH = len(DATA_END) //data结束标记
)
View Source 
const (
	DType_none        = iota
	DType_String      = iota
	DType_Enum        = iota
	DType_S8          = iota
	DType_S16         = iota
	DType_S32         = iota
	DType_F32         = iota
	DType_F64         = iota
	DType_S64         = iota
	DType_StringArray = iota
	DType_S8Array     = iota
	DType_S16Array    = iota
	DType_S32Array    = iota
	DType_F32Array    = iota
	DType_F64Array    = iota
	DType_S64Array    = iota
)

datatype

View Source 
const (
	INTERVAL_DAY     = iota //当前时间的第二天
	INTERVAL_WEEK    = iota //当前时间的下周一
	INTERVAL_MONTH   = iota //当前时间的下一月第一天)
	INTERVAL_YEAR    = iota //当前时间的下一年第一天)
	TIME_SET_MAX_VAL = iota //类型最大值
)
View Source 
const (
	BUILD_NO = "1,5,1,1"
)
View Source 
const (
	CRYPT_BUFFER_SIZE = 0x500
)
View Source 
const (
	PATH = "log"
)
View Source 
const (
	REPLICASNUM = 5
)
View Source 
const (
	WorkeridMax = workeridMax //集群自增量
)

* Snowflake * * 1 42 54 64 * +-----------------------------------------------+----------------+---------------+ * | timestamp(ms) | workerid | sequence | * +-----------------------------------------------+----------------+---------------+ * | 0000000000 0000000000 0000000000 0000000000 0 | 0000000000 00 | 0000000000 | * +-----------------------------------------------+----------------+---------------+ * * 1. 41位时间截(毫秒级)，注意这是时间截的差值（当前时间截 - 开始时间截)。可以使用约69年: (1L << 41) / (1000L * 60 * 60 * 24 * 365) = 69 * 2. 12位数据机器位，可以部署在4096个节点 * 3. 10位序列，毫秒内的计数，同一机器，同一时间截并发1024个序号

Variables

View Source 
var (
	SEVERNAME      string
	TCP_END_LENGTH = len([]byte(TCP_END)) //tcp结束标志长度
)
View Source 
var (
	CryptBuffer []uint32
)
View Source 
var ErrEmptyRing = errors.New("empty ring")

ErrEmptyRing is the error returned when trying to get an element when nothing has been added to hash.

View Source 
var RAND = Rand{rand.New(rand.NewSource(time.Now().UnixNano()))}
View Source 
var (
	UUID = ISnowflake(&Snowflake{})
)

Functions

func Abs 

func Abs(x float32) float32

func Assert 

func Assert(x bool, y string)

func Ast 

func Ast(fileName string) map[int]string

获取常量对应的注释

func BIT 

func BIT(x interface{}) interface{}

func BIT64 

func BIT64(x interface{}) interface{}

func Bool 

func Bool(str string) bool

func BytesToFloat32 

func BytesToFloat32(data []byte) float32

func BytesToFloat64 

func BytesToFloat64(data []byte) float64

func BytesToInt 

func BytesToInt(data []byte) int

字节转换成整形

func BytesToInt16 

func BytesToInt16(data []byte) int16

字节转换成为int16

func BytesToInt64 

func BytesToInt64(data []byte) int64

func ChechErr 

func ChechErr(err error)

func Clamp 

func Clamp(val, low, high int) int

func DecryptName1 

func DecryptName1(strName string) uint32

func DecryptName2 

func DecryptName2(strName string) uint32

func Float32 

func Float32(str string) float32

func Float32ToByte 

func Float32ToByte(val float32) []byte

转化float

func Float64 

func Float64(str string) float64

func Float64ToByte 

func Float64ToByte(val float64) []byte

转化float64

func Get 

func Get(url string, params ...Kv) ([]byte, error)

发送GET请求 url:请求地址 response:请求返回的内容

func GetAvlHeight 

func GetAvlHeight(tree *AvlBitTree) int

func GetClassName 

func GetClassName(rType reflect.Type) string

func GetDBTime 

func GetDBTime(strTime string) *time.Time

func GetLanAddr 

func GetLanAddr(ip string) string

func GetMessageCode 

func GetMessageCode(strName string, m1 *uint32, m2 *uint32)

func GetMessageCode1 

func GetMessageCode1(strName string) uint32

func GetMessageCode2 

func GetMessageCode2(strName string) uint32

func GetNextTime 

func GetNextTime(intervalType int) time.Time

func Htonl 

func Htonl(n uint64) []byte

func Htons 

func Htons(n uint16) []byte

func IFAssert 

func IFAssert(x bool, y string)

func InsertSort 

func InsertSort(arr []int)

-----------insert sort----------//

func Int 

func Int(str string) int

-----------string strconv type-------------//

func Int16ToBytes 

func Int16ToBytes(val int16) []byte

整形16转换成字节

func Int64 

func Int64(str string) int64

func Int64ToBytes 

func Int64ToBytes(val int64) []byte

转化64位

func IntToBytes 

func IntToBytes(val int) []byte

整形转换成字节

func IntToInt32 

func IntToInt32(val []int) []int32

[]int转[]int32

func LoadData 

func LoadData(obj interface{}, file *DataFile) bool

--- struct to data

func MD5 

func MD5(str string) string

func Max 

func Max(a, b int) int

func MaxHeap 

func MaxHeap(arr []int)

func MiddleAvlPrint 

func MiddleAvlPrint(tree *AvlBitTree)

func MiddlePrint 

func MiddlePrint(tree *BitTree)

func Min 

func Min(a, b int) int

func MinHeap 

func MinHeap(arr []int)

func ParseTag 

func ParseTag(sf reflect.StructField, tag string) map[string]string

func ParseUUID 

func ParseUUID(id int64) (ts int64, workerId int64, seq int64)

func PathExists 

func PathExists(path string) bool

func PopHeap 

func PopHeap(arr []int, bMax bool) []int

func Post 

func Post(url string, data []byte, contentType string) ([]byte, error)

发送POST请求 url:请求地址，data:POST请求提交的数据,contentType:请求体格式，如：application/json content:请求放回的内容

func PrepareCryptBuffer 

func PrepareCryptBuffer()

func QuickSort 

func QuickSort(arr []int, left int, right int)

-----------quick sort----------//

func QuickSort2 

func QuickSort2(arr []int, left, right int)

-----------quick2 sort----------//

func ReadConf 

func ReadConf(path string, data interface{}) bool

func SelectSort 

func SelectSort(arr []int)

------------select sort--------//

func SetTcpEnd 

func SetTcpEnd(buff []byte) []byte

func Time 

func Time(str string) int64

func ToHash 

func ToHash(str string) uint32

func ToString 

func ToString(value interface{}) string

--------------------------------------------// ToString converts a value to string.

func TraceCode 

func TraceCode(code ...interface{})

输出错误，跟踪代码

func WalkDir 

func WalkDir(dirpath string, filesVec *vector.Vector)

---------遍历子目录------------//

Types

type AvlBitTree 

type AvlBitTree struct {
	// contains filtered or unexported fields
}

--------------avltree---------//

func DeleteAvlTree 

func DeleteAvlTree(tree *AvlBitTree, data int) *AvlBitTree

func InsertAvlBitTree 

func InsertAvlBitTree(tree *AvlBitTree, data int) *AvlBitTree

func LR_Rorate 

func LR_Rorate(tree *AvlBitTree, root **AvlBitTree) *AvlBitTree

func L_Rorate 

func L_Rorate(tree *AvlBitTree, root **AvlBitTree) *AvlBitTree

func RL_Rorate 

func RL_Rorate(tree *AvlBitTree, root **AvlBitTree) *AvlBitTree

func R_Rorate 

func R_Rorate(tree *AvlBitTree, root **AvlBitTree) *AvlBitTree

func (*AvlBitTree) Equal 

func (this *AvlBitTree) Equal(data int) bool

func (*AvlBitTree) Less 

func (this *AvlBitTree) Less(data int) bool

type BitMap 

type BitMap struct {
	// contains filtered or unexported fields
}

func NewBitMap 

func NewBitMap(size int) *BitMap

func (*BitMap) Clear 

func (b *BitMap) Clear(index int)

func (*BitMap) ClearAll 

func (b *BitMap) ClearAll()

func (*BitMap) Init 

func (b *BitMap) Init(size int)

func (*BitMap) Set 

func (b *BitMap) Set(index int)

func (*BitMap) Test 

func (b *BitMap) Test(index int) bool

type BitStream 

type BitStream struct {
	// contains filtered or unexported fields
}

func NewBitStream 

func NewBitStream(buf []byte, nLen int) *BitStream

func (*BitStream) BuildPacketStream 

func (b *BitStream) BuildPacketStream(buffer []byte, writeSize int) bool

func (*BitStream) GetBuffer 

func (b *BitStream) GetBuffer() []byte

func (*BitStream) GetBytePtr 

func (b *BitStream) GetBytePtr() []byte

func (*BitStream) GetCurPos 

func (b *BitStream) GetCurPos() int

func (*BitStream) GetPosition 

func (b *BitStream) GetPosition() int

func (*BitStream) GetReadByteSize 

func (b *BitStream) GetReadByteSize() int

func (*BitStream) GetStreamSize 

func (b *BitStream) GetStreamSize() int

func (*BitStream) ReadBits 

func (b *BitStream) ReadBits(bitCount int) []byte

func (*BitStream) ReadFlag 

func (b *BitStream) ReadFlag() bool

func (*BitStream) ReadFloat 

func (b *BitStream) ReadFloat() float32

func (*BitStream) ReadFloat64 

func (b *BitStream) ReadFloat64() float64

func (*BitStream) ReadInt 

func (b *BitStream) ReadInt(bitCount int) int

func (*BitStream) ReadInt64 

func (b *BitStream) ReadInt64(bitCount int) int64

func (*BitStream) ReadString 

func (b *BitStream) ReadString() string

func (*BitStream) SetPosition 

func (b *BitStream) SetPosition(pos int) bool

func (*BitStream) WriteBits 

func (b *BitStream) WriteBits(bitPtr []byte, bitCount int)

func (*BitStream) WriteFlag 

func (b *BitStream) WriteFlag(value bool) bool

func (*BitStream) WriteFloat 

func (b *BitStream) WriteFloat(value float32)

func (*BitStream) WriteFloat64 

func (b *BitStream) WriteFloat64(value float64)

func (*BitStream) WriteInt 

func (b *BitStream) WriteInt(value int, bitCount int)

func (*BitStream) WriteInt64 

func (b *BitStream) WriteInt64(value int64, bitCount int)

func (*BitStream) WriteString 

func (b *BitStream) WriteString(value string)

type BitTree 

type BitTree struct {
	// contains filtered or unexported fields
}

-----------bittreee-------------------//

func DeleteTree 

func DeleteTree(tree *BitTree, data int) *BitTree

func InsertBitTree 

func InsertBitTree(tree *BitTree, data int) *BitTree

func (*BitTree) Equal 

func (this *BitTree) Equal(data int) bool

func (*BitTree) Less 

func (this *BitTree) Less(data int) bool

type Data 

type Data struct {
	// contains filtered or unexported fields
}

func (*Data) Enum 

func (d *Data) Enum(datacol string) int

func (*Data) Float32 

func (d *Data) Float32(datacol string) float32

func (*Data) Float32Array 

func (d *Data) Float32Array(datacol string) []float32

func (*Data) Float64 

func (d *Data) Float64(datacol string) float64

func (*Data) Float64Array 

func (d *Data) Float64Array(datacol string) []float64

func (*Data) Int 

func (d *Data) Int(datacol string) int

func (*Data) Int16 

func (d *Data) Int16(datacol string) int16

func (*Data) Int16Array 

func (d *Data) Int16Array(datacol string) []int16

func (*Data) Int64 

func (d *Data) Int64(datacol string) int64

func (*Data) Int64Array 

func (d *Data) Int64Array(datacol string) []int64

func (*Data) Int8 

func (d *Data) Int8(datacol string) int8

func (*Data) Int8Array 

func (d *Data) Int8Array(datacol string) []int8

func (*Data) IntArray 

func (d *Data) IntArray(datacol string) []int

func (*Data) String 

func (d *Data) String(datacol string) string

*************************** 

Data funciton

***************************

func (*Data) StringArray 

func (d *Data) StringArray(datacol string) []string

type DataFile 

type DataFile struct {
	RecordNum int //记录数量
	ColumNum  int //列数量
	// contains filtered or unexported fields
}

func (*DataFile) GetData 

func (d *DataFile) GetData(data *Data) bool

*************************** 

格式:
头文件:
1、总记录数(int)
2、总字段数(int)
字段格式:
1、字段长度(int)
2、字读数据类型(int->2,string->1,enum->3,float->4)
3、字段内容(int,string)

************************

func (*DataFile) ReadDataFile 

func (d *DataFile) ReadDataFile(fileName string) bool

func (*DataFile) ReadDataInit 

func (d *DataFile) ReadDataInit()

type Dh 

type Dh struct {
	Y1 big.Int //自己公钥
	Y2 big.Int //对方公钥
	// contains filtered or unexported fields
}

func (*Dh) ExchangePubk 

func (d *Dh) ExchangePubk(key int64)

func (*Dh) Init 

func (d *Dh) Init()

func (*Dh) PubKey 

func (d *Dh) PubKey() int64

func (*Dh) ShareKey 

func (d *Dh) ShareKey() int64

type HashRing 

type HashRing struct {
	sync.RWMutex
	// contains filtered or unexported fields
}

HashRing holds the information about the members of the consistent hash ring.

func NewHashRing 

func NewHashRing() *HashRing

New creates a new HashRing( object with a default setting of 20 replicas for each entry. To change the number of replicas, set NumberOfReplicas before adding entries.

func (*HashRing) Add 

func (h *HashRing) Add(elt string)

Add inserts a string element in the consistent hash.

func (*HashRing) Get 

func (h *HashRing) Get(name string) (error, string)

Get returns an element close to where name hashes to in the ring.

func (*HashRing) Get64 

func (h *HashRing) Get64(val int64) (error, uint32)

func (*HashRing) HasMember 

func (h *HashRing) HasMember(elt string) bool

func (*HashRing) Members 

func (h *HashRing) Members() []string

func (*HashRing) Remove 

func (h *HashRing) Remove(elt string)

Remove removes an element from the hash.

type IAvlBitTree 

type IAvlBitTree interface {
	Less(int) bool
	Equal(int) bool
}

--------------avltree---------//

type IBitMap 

type IBitMap interface {
	Init(size int)
	Set(index int)       //设置位
	Test(index int) bool //位是否被设置
	Clear(index int)     //清楚位
	ClearAll()
}

type IBitStream 

type IBitStream interface {
	BuildPacketStream([]byte, int) bool

	GetBuffer() []byte
	GetBytePtr() []byte
	GetReadByteSize() int
	GetCurPos() int
	GetPosition() int
	GetStreamSize() int
	SetPosition(int) bool

	WriteBits([]byte, int)
	ReadBits(int) []byte
	WriteInt(int, int)
	ReadInt(int) int
	ReadFlag() bool
	WriteFlag(bool) bool
	WriteString(string)
	ReadString() string

	WriteInt64(int64, int)
	ReadInt64(int) int64
	WriteFloat(float32)
	ReadFloat() float32
	WriteFloat64(float64)
	ReadFloat64() float64
	// contains filtered or unexported methods
}

type IBitTree 

type IBitTree interface {
	Less(int) bool
	Equal(int) bool
}

-----------bittreee-------------------//

type IDateFile 

type IDateFile interface {
	ReadDataFile(string) bool
	GetData(*Data) bool
	ReadDataInit()
}

type IDh 

type IDh interface {
	Init()

	ExchangePubk(key int64) //交换公钥
	PubKey() int64          //公钥
	ShareKey() int64        //生成共享密钥
	// contains filtered or unexported methods
}

type IHashRing 

type IHashRing interface {
	Add(elt string)
	Remove(elt string)
	HasMember(elt string) bool
	Members() []string
	Get(name string) (error, string)
	Get64(val int64) (error, uint32)
}

type ILog 

type ILog interface {
	Init(string) bool
	Write(LG_TYPE)
	WriteFile(LG_TYPE)
	Println(...interface{})
	Print(...interface{})
	Printf(string, ...interface{})
	Fatalln(...interface{})
	Fatal(...interface{})
	Fatalf(string, ...interface{})
}

type ISnowflake 

type ISnowflake interface {
	Init(workerid int64)
	UUID() int64
}

type IStuHashRing 

type IStuHashRing interface {
	Init(endpoints []string)
	Get(val int64) (error, uint32)
}

use for stubring

type IVersion 

type IVersion interface {
	IsAcceptableBuildVersion(string) bool
	Init()
}

type IWorkIdQue 

type IWorkIdQue interface {
	Init(int)
	Add(string) int
	Del(string) int
}

type Kv 

type Kv struct {
	Key string
	Val interface{}
}

type LG_TYPE 

type LG_TYPE int
const (
	LG_WARN  LG_TYPE = iota
	LG_ERROR LG_TYPE = iota
	LG_MAX   LG_TYPE = iota
)

type Locker 

type Locker struct {
	sync.Locker
}

type Log 

type Log struct {
	// contains filtered or unexported fields
}
var (
	LOG Log
)

func (*Log) Fatal 

func (this *Log) Fatal(v1 ...interface{})

func (*Log) Fatalf 

func (this *Log) Fatalf(format string, params ...interface{})

func (*Log) Fatalln 

func (this *Log) Fatalln(v1 ...interface{})

func (*Log) GetSuffix 

func (this *Log) GetSuffix(nType LG_TYPE) string

func (*Log) Init 

func (this *Log) Init(fileName string) bool

func (*Log) Print 

func (this *Log) Print(v1 ...interface{})

func (*Log) Printf 

func (this *Log) Printf(format string, params ...interface{})

func (*Log) Println 

func (this *Log) Println(v1 ...interface{})

func (*Log) Write 

func (this *Log) Write(nType LG_TYPE)

func (*Log) WriteFile 

func (this *Log) WriteFile(nType LG_TYPE)

type PProf 

type PProf struct {
}

func (*PProf) Init 

func (p *PProf) Init()

http://localhost:6060/debug/pprof/ http://localhost:6060/debug/pprof/heap go tool pprof -inuse_space http://localhost:6060/debug/pprof/heap go tool pprof http://localhost:6060/debug/pprof/heap?debug=1

type Rand 

type Rand struct {
	*rand.Rand
}

func (*Rand) RandF 

func (r *Rand) RandF(i float32, n float32) float32

func (*Rand) RandI 

func (r *Rand) RandI(i int, n int) int

type Snowflake 

type Snowflake struct {
	sync.Mutex
	// contains filtered or unexported fields
}

func (*Snowflake) Init 

func (s *Snowflake) Init(workerid int64)

func (*Snowflake) UUID 

func (s *Snowflake) UUID() int64

Generate creates and returns a unique snowflake ID

type StubHashRing 

type StubHashRing struct {
	// contains filtered or unexported fields
}

HashRing holds the information about the members of the consistent hash ring.

func (*StubHashRing) Get 

func (h *StubHashRing) Get(val int64) (error, uint32)

func (*StubHashRing) Init 

func (h *StubHashRing) Init(endpoints []string)

Add inserts a string element in the consistent hash.

type Version 

type Version struct {
	// contains filtered or unexported fields
}
var (
	VERSION Version
)

func (*Version) Init 

func (v *Version) Init()

func (*Version) IsAcceptableBuildVersion 

func (v *Version) IsAcceptableBuildVersion(version string) bool

type WorkIdQue 

type WorkIdQue struct {
	// contains filtered or unexported fields
}

func (*WorkIdQue) Add 

func (w *WorkIdQue) Add(val string) int

func (*WorkIdQue) Del 

func (w *WorkIdQue) Del(val string) int

func (*WorkIdQue) Init 

func (w *WorkIdQue) Init(id int)

----------WorkIdQue----------//

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