func handleConn(w http.ResponseWriter, r *http.Request) {
log.Println(r.URL)
password := "" // no password set
db := int64(-1) // use default DB
client := redis.NewTCPClient("localhost:6379", password, db)
defer client.Close()
host := r.Header.Get("x-host")
token := strings.Split(host, ".")[0]
route := client.SRandMember("route::" + token)
log.Println(token)
log.Println(route.Val())
remote, err := url.Parse(route.Val())
if err != nil {
panic(err)
}
proxy := httputil.NewSingleHostReverseProxy(remote)
r.Header.Add("X-Proxy", "just-in-the-neighborhood-and-thought-i-would-drop-in")
r.Header.Add("X-Articulated-Route", route.Val())
r.Header.Add("X-Token", token)
proxy.ServeHTTP(w, r)
}
// Creates a new ESPubSub handler.
func New(redisHost, redisPassword string, redisDb int64) ESPubSub {
s := new(chanCollection)
s.channels = map[string]channel{}
s.redisClient = redis.NewTCPClient(redisHost, redisPassword, redisDb)
return s
}
// Creat new Redis connection manager
func (si *System) RedisConnect() *RedisManager {
addr := fmt.Sprintf(
"%s:%d",
si.Config.Redis.Host,
si.Config.Redis.Port,
)
pw := si.Config.Redis.Password
rm := RedisManager{map[string]*redis.Client{}}
rm.DbConnect["bfs"] = redis.NewTCPClient(addr, pw, si.Config.Redis.BFSDb)
rm.DbConnect["auth"] = redis.NewTCPClient(addr, pw, si.Config.Redis.AuthDb)
rm.DbConnect["ext"] = redis.NewTCPClient(addr, pw, si.Config.Redis.ExtDb)
rm.DbConnect["upload"] = redis.NewTCPClient(addr, pw, si.Config.Redis.UploadDb)
return &rm
}
func getRedisConn() *redis.Client {
if redisConn == nil {
redisConn := redis.NewTCPClient(redisConfig.Host, redisConfig.Password, redisConfig.DB)
defer redisConn.Close()
return redisConn
}
return redisConn
}
func ExampleCustomCommand() {
client := redis.NewTCPClient(":6379", "", -1)
defer client.Close()
get := Get(client, "key_does_not_exist")
fmt.Println(get.Err(), get.Val())
// Output: (nil)
}
func getRedisConn() *redis.Client {
if redisConn == nil {
redisConn := redis.NewTCPClient(redisConfig.Host, redisConfig.Password, redisConfig.DB)
redisConn.ConnPool.(*redis.MultiConnPool).MaxCap = redisConfig.ConnPoolSize
defer redisConn.Close()
return redisConn
}
return redisConn
}
func ExampleTCPClient() {
password := "" // no password set
db := int64(-1) // use default DB
client := redis.NewTCPClient("localhost:6379", password, db)
defer client.Close()
ping := client.Ping()
fmt.Println(ping.Err(), ping.Val())
// Output: <nil> PONG
}
// NewRedisClient connects to redis after ensuring that the server is
// indeed running.
func NewRedisClient(addr, password string, database int64) (*redis.Client, error) {
// Bug #97459 -- is the redis client library faking connection for
// the down server?
conn, err := net.Dial("tcp", addr)
if err != nil {
return nil, err
}
conn.Close()
return redis.NewTCPClient(addr, password, database), nil
}
func setup(t *testing.T) *testEnv {
// comment out below to see logging
log.SetOutput(ioutil.Discard)
t.Log("creating a test env")
e := new(testEnv)
e.s = New(":6379", "", -1)
e.redis = redis.NewTCPClient(":6379", "", 6)
e.server = httptest.NewServer(e.s)
return e
}
func ExampleSetGet() {
client := redis.NewTCPClient(":6379", "", -1)
defer client.Close()
set := client.Set("foo", "bar")
fmt.Println(set.Err(), set.Val())
get := client.Get("foo")
fmt.Println(get.Err(), get.Val())
// Output: <nil> OK
// <nil> bar
}
func (p *Persistor) getRedis() *redis.Client {
// Guard in case someone else is opening Redis
redisAddr := "localhost:6379"
m := sync.Mutex{}
m.Lock()
if !p.connected {
log.Printf("[Persistor] Opening Redis at [%v]\n", redisAddr)
p.redis = redis.NewTCPClient(redisAddr, "", 0)
p.connected = true
}
m.Unlock()
return p.redis
}
func InitTests() {
server = httptest.NewServer(createRouter())
connectToRedis = func() *redis.Client {
// CONFIGURE THIS!
password := ""
client := redis.NewTCPClient("localhost:6379", password, 1)
return client
}
client := connectToRedis()
defer client.Close()
client.FlushDb()
// Bootstrap the system, with an admin
hash, _ := bcrypt.Hash("asdf")
client.HMSet("user:admin", "isadmin", "1", "password", hash)
}
func main() {
password := "" // no password set
db := int64(-1) // use default DB
client := redis.NewTCPClient("localhost:6379", password, db)
http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
log.Println("incoming request ", r.Header.Get("x-token"))
hostname, err := os.Hostname()
when := time.Now().Format("Mon Jan 2 15:04:05 -0700 MST 2006")
if err != nil {
fmt.Printf("error: ", err)
return
}
fmt.Fprintf(w, " _____ _ \n")
fmt.Fprintf(w, " / ____| | | \n")
fmt.Fprintf(w, " | | __ ___ | | __ _ _ __ __ _ \n")
fmt.Fprintf(w, " | | |_ |/ _ \\| |/ _` | '_ \\ / _` | \n")
fmt.Fprintf(w, " | |__| | (_) | | (_| | | | | (_| | \n")
fmt.Fprintf(w, " \\_____|\\___/|_|\\__,_|_| |_|\\__, | \n")
fmt.Fprintf(w, " __/ | \n")
fmt.Fprintf(w, " |___/ \n\n")
token := r.Header.Get("x-token")
members := client.SMembers("route::" + token)
vals := members.Val()
fmt.Fprintf(w, strings.Join(vals, ", "))
fmt.Fprintf(w, "\nHello World\n")
fmt.Fprintf(w, "Path->%s\n", html.EscapeString(r.URL.Path))
fmt.Fprintf(w, "Golang %s\n", runtime.Version())
fmt.Fprintf(w, "%s %s %s %s %d %s\n", runtime.GOOS, hostname, runtime.Version(), when, runtime.NumCPU(), runtime.GOARCH)
fmt.Fprintf(w, "headers->\n")
keys := make([]string, 0)
for it := range r.Header {
keys = append(keys, it)
}
sort.Strings(keys)
for it := range keys {
fmt.Fprintf(w, "%s: %s\n", keys[it], r.Header.Get(keys[it]))
}
})
log.Fatal(http.ListenAndServe(":31338", nil))
}
func ExamplePipeline() {
client := redis.NewTCPClient(":6379", "", -1)
defer client.Close()
var set *redis.StatusReq
var get *redis.StringReq
reqs, err := client.Pipelined(func(c *redis.PipelineClient) {
set = c.Set("key1", "hello1")
get = c.Get("key2")
})
fmt.Println(err, reqs)
fmt.Println(set)
fmt.Println(get)
// Output: <nil> [SET key1 hello1: OK GET key2: (nil)]
// SET key1 hello1: OK
// GET key2: (nil)
}
func NewTracker(redisAddress string) (tracker *Tracker, err error) {
password := "" // no password set
conn := redis.NewTCPClient(redisAddress, password, -1)
defer conn.Close()
tracker = &Tracker{
Conn: conn,
Notifier: make(data.EventsChannel, 1),
Funnels: make(data.EventsChannel, 1),
}
go tracker.listenForPageviews()
go tracker.listenForFunnels()
return
}
func ExampleTransaction() {
client := redis.NewTCPClient(":6379", "", -1)
defer client.Close()
client.Del("key")
multi, err := client.MultiClient()
_ = err
defer multi.Close()
watch := multi.Watch("key")
_ = watch.Err()
reqs, err := transaction(multi)
fmt.Println(err, reqs)
// Output: <nil> [SET key 1: OK]
}
func main() {
var redisAddr = flag.String("redis-addr", "localhost:6379", "redis address")
var redisPass = flag.String("redis-pass", "", "redis password")
var redisDb = flag.Int("redis-db", 0, "redis database number")
var urlPrefix = flag.String("url-prefix", "channel", "URL prefix")
var listenAddr = flag.String("listen-addr", "localhost:8080", "listen address")
var allowPosts = flag.Bool("allow-posts", true, "allow POSTing to the queue")
var keepAlive = flag.Int("keepalive", 10, "seconds between keep-alive messages (0 to disable")
var clientRetry = flag.Float64("client-retry", 3600*24, "seconds for the client to wait before reconnecting (0 to use browser defaults)")
flag.Parse()
log.Print("Redis Address : ", *redisAddr)
log.Print("Redis Password : "******"Redis Database : ", *redisDb)
log.Print("URL Prefix : ", *urlPrefix)
log.Print("Listen Address : ", *listenAddr)
log.Print("Allow POSTs : ", *allowPosts)
log.Print("Keep-Alive : ", *keepAlive)
if *clientRetry > 0.0 {
log.Print("Client Retry : ", *clientRetry)
clientRetryTime = strconv.Itoa(int(*clientRetry * 1000.0))
}
keepAliveTime = time.Duration(*keepAlive)
client = redis.NewTCPClient(*redisAddr, *redisPass, int64(*redisDb))
defer client.Close()
router := mux.NewRouter()
subroute := router.PathPrefix(fmt.Sprintf("/%s/", *urlPrefix)).Subrouter()
subroute.HandleFunc("/{queue}", subscriber).Methods("GET")
if *allowPosts {
subroute.HandleFunc("/{queue}", publisher).Methods("POST")
}
err := http.ListenAndServe(*listenAddr, router)
if err != nil {
log.Fatal("http.ListenAndServe:", err)
}
}
func initRedis(addr string, db int64, pw string) {
rds = redis.NewTCPClient(addr, pw, db)
ret := rds.ScriptLoad(`
local key, value, maxlength = KEYS[1], ARGV[1], tonumber(ARGV[2])
if not maxlength then
return {err = "INVALID ARGUMENTS"}
end
redis.call("RPUSH", key, value)
local listlength = redis.call("LLEN", key)
if listlength >= maxlength then
local start = listlength - maxlength
redis.call("LTRIM", key, start, maxlength)
end
`)
rdsCircularBufferHash = ret.Val()
}
func Init() {
srvAddr := "localhost:6379"
Redis = r.NewTCPClient(srvAddr, "", -1)
tcpAddr, _ := net.ResolveTCPAddr("tcp", srvAddr)
if _, err := net.DialTCP("tcp", nil, tcpAddr); err != nil {
fmt.Printf(" [NOTICE]\tRedis server not connected.\n")
fmt.Printf(" [NOTICE]\tAttempting to boot up Redis server.\n")
response := make(chan bool, 1)
go bootRedisServer(response)
<-response
fmt.Printf(" [NOTICE]\tRedis server has connected.\n")
}
// clear stale data
Redis.FlushDb()
}
func ExamplePubSub() {
client := redis.NewTCPClient(":6379", "", -1)
defer client.Close()
pubsub, err := client.PubSubClient()
defer pubsub.Close()
ch, err := pubsub.Subscribe("mychannel")
_ = err
subscribeMsg := <-ch
fmt.Println(subscribeMsg.Err, subscribeMsg.Name)
pub := client.Publish("mychannel", "hello")
_ = pub.Err()
msg := <-ch
fmt.Println(msg.Err, msg.Message)
// Output: <nil> subscribe
// <nil> hello
}
func New(host string, password string, db int64, list string) Log {
return Log{
client: redis.NewTCPClient(host, password, db),
List: list,
}
}
var buf string
e := websocket.Message.Receive(ws, &buf)
if e != nil {
fmt.Println(e)
break
}
e = websocket.Message.Send(ws, buf)
if e != nil {
fmt.Println(e)
break
}
}
}
var rds *redis.Client = redis.NewTCPClient("localhost:6379", "", 0)
func main() {
defer rds.Close()
router := mux.NewRouter()
fmt.Println(rds)
router.HandleFunc("/", handler)
router.HandleFunc("/static/{path:.*}", staticHandler)
router.HandleFunc("/post", newPostHandler).Methods("POST")
router.HandleFunc("/post", getPostsHandler).Methods("GET")
router.HandleFunc("/post/{id}/comments", newCommentHandler)
router.HandleFunc("/post/{id}", postHandler)
router.Handle("/ws/", websocket.Handler(websocket_handler))
http.ListenAndServe(":8000", router)
}
package main
import (
"fmt"
"github.com/vmihailenco/redis"
"net/http"
// "regexp"
"github.com/gorilla/mux"
"github.com/jameskeane/bcrypt"
)
var connectToRedis = func() *redis.Client {
password := "" // no password set
return redis.NewTCPClient("localhost:6379", password, -1)
}
func getSecret(user, realm string) string {
client := connectToRedis()
defer client.Close()
return client.HMGet("user:"******"password").Val()[0].(string)
}
func checkAdm(auth *Basic) bool {
if auth != nil {
client := connectToRedis()
defer client.Close()
if checkUserPass(auth.Username, auth.Password, client) {
if client.HGet("user:"******"isadmin").Val() == "1" {
return true
}
}