mirror of https://github.com/tidwall/redcon.git
tls example
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Josh Baker
parent
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commit
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136
README.md
136
README.md
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@ -17,6 +17,7 @@ Features
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- Simple interface. One function `ListenAndServe` and two types `Conn` & `Command`
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- Support for pipelining and telnet commands
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- Works with Redis clients such as [redigo](https://github.com/garyburd/redigo), [redis-py](https://github.com/andymccurdy/redis-py), [node_redis](https://github.com/NodeRedis/node_redis), and [jedis](https://github.com/xetorthio/jedis)
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- [TLS Support](#tls-example)
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Installing
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----------
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@ -25,7 +26,7 @@ Installing
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go get -u github.com/tidwall/redcon
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```
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Examples
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Example
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-------
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Here's a full example of a Redis clone that accepts:
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@ -123,136 +124,17 @@ func main() {
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}
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```
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The same example is also provided for serving redcon over TLS:
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TLS Example
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-----------
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Redcon has full TLS support through the `ListenAndServeTLS` function.
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The [same example](example/tls/clone.go) is also provided for serving Redcon over TLS.
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```sh
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go run example/tls/tls.go
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go run example/tls/clone.go
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```
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```go
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package main
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import (
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"crypto/tls"
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"log"
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"strings"
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"sync"
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"github.com/tidwall/redcon"
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)
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const serverKey = `
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-----BEGIN EC PARAMETERS-----
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BggqhkjOPQMBBw==
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-----END EC PARAMETERS-----
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-----BEGIN EC PRIVATE KEY-----
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MHcCAQEEIHg+g2unjA5BkDtXSN9ShN7kbPlbCcqcYdDu+QeV8XWuoAoGCCqGSM49
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AwEHoUQDQgAEcZpodWh3SEs5Hh3rrEiu1LZOYSaNIWO34MgRxvqwz1FMpLxNlx0G
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cSqrxhPubawptX5MSr02ft32kfOlYbaF5Q==
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-----END EC PRIVATE KEY-----
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`
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const serverCert = `
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-----BEGIN CERTIFICATE-----
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MIIB+TCCAZ+gAwIBAgIJAL05LKXo6PrrMAoGCCqGSM49BAMCMFkxCzAJBgNVBAYT
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AkFVMRMwEQYDVQQIDApTb21lLVN0YXRlMSEwHwYDVQQKDBhJbnRlcm5ldCBXaWRn
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aXRzIFB0eSBMdGQxEjAQBgNVBAMMCWxvY2FsaG9zdDAeFw0xNTEyMDgxNDAxMTNa
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Fw0yNTEyMDUxNDAxMTNaMFkxCzAJBgNVBAYTAkFVMRMwEQYDVQQIDApTb21lLVN0
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YXRlMSEwHwYDVQQKDBhJbnRlcm5ldCBXaWRnaXRzIFB0eSBMdGQxEjAQBgNVBAMM
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CWxvY2FsaG9zdDBZMBMGByqGSM49AgEGCCqGSM49AwEHA0IABHGaaHVod0hLOR4d
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66xIrtS2TmEmjSFjt+DIEcb6sM9RTKS8TZcdBnEqq8YT7m2sKbV+TEq9Nn7d9pHz
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pWG2heWjUDBOMB0GA1UdDgQWBBR0fqrecDJ44D/fiYJiOeBzfoqEijAfBgNVHSME
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GDAWgBR0fqrecDJ44D/fiYJiOeBzfoqEijAMBgNVHRMEBTADAQH/MAoGCCqGSM49
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BAMCA0gAMEUCIEKzVMF3JqjQjuM2rX7Rx8hancI5KJhwfeKu1xbyR7XaAiEA2UT7
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1xOP035EcraRmWPe7tO0LpXgMxlh2VItpc2uc2w=
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-----END CERTIFICATE-----
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`
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var addr = ":6380"
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func main() {
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cer, err := tls.X509KeyPair([]byte(serverCert), []byte(serverKey))
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if err != nil {
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log.Fatal(err)
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}
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config := &tls.Config{Certificates: []tls.Certificate{cer}}
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var mu sync.RWMutex
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var items = make(map[string][]byte)
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go log.Printf("started server at %s", addr)
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err = redcon.ListenAndServeTLS(addr,
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func(conn redcon.Conn, cmd redcon.Command) {
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switch strings.ToLower(string(cmd.Args[0])) {
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default:
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conn.WriteError("ERR unknown command '" + string(cmd.Args[0]) + "'")
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case "detach":
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hconn := conn.Detach()
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log.Printf("connection has been detached")
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go func() {
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defer hconn.Close()
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hconn.WriteString("OK")
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hconn.Flush()
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}()
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return
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case "ping":
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conn.WriteString("PONG")
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case "quit":
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conn.WriteString("OK")
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conn.Close()
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case "set":
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if len(cmd.Args) != 3 {
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conn.WriteError("ERR wrong number of arguments for '" + string(cmd.Args[0]) + "' command")
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return
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}
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mu.Lock()
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items[string(cmd.Args[1])] = cmd.Args[2]
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mu.Unlock()
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conn.WriteString("OK")
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case "get":
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if len(cmd.Args) != 2 {
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conn.WriteError("ERR wrong number of arguments for '" + string(cmd.Args[0]) + "' command")
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return
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}
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mu.RLock()
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val, ok := items[string(cmd.Args[1])]
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mu.RUnlock()
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if !ok {
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conn.WriteNull()
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} else {
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conn.WriteBulk(val)
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}
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case "del":
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if len(cmd.Args) != 2 {
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conn.WriteError("ERR wrong number of arguments for '" + string(cmd.Args[0]) + "' command")
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return
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}
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mu.Lock()
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_, ok := items[string(cmd.Args[1])]
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delete(items, string(cmd.Args[1]))
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mu.Unlock()
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if !ok {
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conn.WriteInt(0)
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} else {
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conn.WriteInt(1)
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}
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}
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},
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func(conn redcon.Conn) bool {
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return true
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},
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func(conn redcon.Conn, err error) {
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},
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config,
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)
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if err != nil {
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log.Fatal(err)
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}
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}
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```
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Benchmarks
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----------
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