dump

package

v1.1.2 Latest Latest Go to latest Published: Jan 9, 2026 License: Apache-2.0 Imports: 26 Imported by: 0

Details

Valid go.mod file
Redistributable license
Tagged version
Stable version
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Repository

github.com/919927181/rdr

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Open Source Insights

Documentation ¶

Overview ¶

This code is mostly copied from Beego BeeMap

Index ¶

func Decode(c *cli.Context, decoder *decoder.Decoder, filepath string)
func Dump(path string) (map[string]interface{}, error)
func Export_All_keys(cli *cli.Context)
func GetData(filename string, cnt *Counter) map[string]interface{}
func InitHTMLTmpl()
func Key(key string) string
func ServeHTML(w http.ResponseWriter, layout string, content string, ...)
func Show(c *cli.Context)
func Slot(key string) int
func ToCliWriter(cli *cli.Context)
func ToCliWriterToFile(cli *cli.Context)
type Counter
- func NewCounter() *Counter
type PrefixEntry
type SafeMap
- func NewSafeMap() *SafeMap
type SlotEntry

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func Decode ¶

func Decode(c *cli.Context, decoder *decoder.Decoder, filepath string)

Decode ...

func Dump ¶

func Dump(path string) (map[string]interface{}, error)

Dump rdb file statistical information

func Export_All_keys ¶ added in v1.1.0

func Export_All_keys(cli *cli.Context)

keys is function for command `keys` output all keys in rdb file(s) get from args

func GetData ¶

func GetData(filename string, cnt *Counter) map[string]interface{}

func InitHTMLTmpl ¶

func InitHTMLTmpl()

func Key ¶

func Key(key string) string

func ServeHTML ¶

func ServeHTML(w http.ResponseWriter, layout string, content string, data map[string]interface{})

ServeHTML generate and write html to client

func Show ¶

func Show(c *cli.Context)

Show parse rdbfile(s) and show statistical information by html

func Slot ¶

func Slot(key string) int

hashSlot returns a consistent slot number between 0 and 16383 for any given string key.

func ToCliWriter ¶

func ToCliWriter(cli *cli.Context)

ToCliWriter dump rdb file statistical information to STDOUT.

func ToCliWriterToFile ¶ added in v1.0.6

func ToCliWriterToFile(cli *cli.Context)

ToCliWriter dump rdb file statistical information to file.

Types ¶

type Counter ¶

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

Counter for redis memory usage

func NewCounter ¶

func NewCounter() *Counter

NewCounter return a pointer of Counter

func (*Counter) Count ¶

func (c *Counter) Count(in <-chan *decoder.Entry)

Count by various dimensions，show.go NewCounter 后，调用此方法，遍历decoder的entry, <-chan表示一个只能接收数据的单向通道

func (*Counter) GetLargestEntries ¶

func (c *Counter) GetLargestEntries(num int) []*decoder.Entry

GetLargestEntries from heap, num max is 500

func (*Counter) GetLargestKeyPrefixes ¶

func (c *Counter) GetLargestKeyPrefixes() []*PrefixEntry

GetLargestKeyPrefixes from heap

func (*Counter) GetLenLevelCount ¶

func (c *Counter) GetLenLevelCount() []*PrefixEntry

GetLenLevelCount from map

type PrefixEntry ¶

type PrefixEntry struct {
	Bytes uint64
	Num   uint64
	Db    string //之前为int
	// contains filtered or unexported fields
}

PrefixEntry record value by prefix

type SafeMap ¶

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

SafeMap is a map which concurrency safe

func NewSafeMap ¶

func NewSafeMap() *SafeMap

NewSafeMap return new safemap

func (*SafeMap) Check ¶

func (m *SafeMap) Check(k interface{}) bool

Check seturns true if k is exist in the map.

func (*SafeMap) Delete ¶

func (m *SafeMap) Delete(k interface{})

Delete the given key and value.

func (*SafeMap) Get ¶

func (m *SafeMap) Get(k interface{}) interface{}

Get from maps return the k's value

func (*SafeMap) Items ¶

func (m *SafeMap) Items() map[interface{}]interface{}

Items returns all items in safemap.

func (*SafeMap) Set ¶

func (m *SafeMap) Set(k interface{}, v interface{}) bool

Set the given key and value. Returns false if the key is already in the map and changes nothing.

func (*SafeMap) String ¶

func (m *SafeMap) String() (s string)

String transfer map into json

type SlotEntry ¶

type SlotEntry struct {
	Slot int
	Size uint64
}

support for sorting of slots

Source Files ¶

View all Source files

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