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chg: [input] functional d4 redis input

d4forward
Jean-Louis Huynen 1 year ago
parent
commit
17dfb9c22b
No known key found for this signature in database GPG Key ID: 64799157F4BD6B93
  1. 2
      conf.sample/destination
  2. 2
      conf.sample/source
  3. 1
      conf.sample/uuid
  4. 79
      d4-goclient.go
  5. 5
      go.mod
  6. 8
      go.sum

2
conf.sample/destination

@ -1 +1 @@
0.0.0.0:4443
stdout

2
conf.sample/source

@ -1 +1 @@
stdin
d4server

1
conf.sample/uuid

@ -0,0 +1 @@
1d940331-9fc9-4381-8fc9-3b624db66025

79
d4-goclient.go

@ -22,6 +22,9 @@ import (
config "github.com/D4-project/d4-golang-utils/config"
uuid "github.com/D4-project/d4-golang-utils/crypto/hash"
"github.com/D4-project/d4-golang-utils/inputreader"
_ "github.com/D4-project/d4-golang-utils/inputreader"
"github.com/gomodule/redigo/redis"
)
const (
@ -56,21 +59,23 @@ type (
}
d4S struct {
src io.Reader
dst d4Writer
confdir string
cka time.Duration
ct time.Duration
ce bool
retry time.Duration
cc bool
ca x509.CertPool
d4error uint8
errnoCopy uint8
debug bool
conf d4params
mhb *bytes.Buffer
mh []byte
src io.Reader
dst d4Writer
confdir string
cka time.Duration
ct time.Duration
ce bool
retry time.Duration
cc bool
ca x509.CertPool
d4error uint8
errnoCopy uint8
debug bool
conf d4params
mhb *bytes.Buffer
mh []byte
redisInputPool *redis.Pool
redisCon redis.Conn
}
d4params struct {
@ -81,6 +86,10 @@ type (
source string
destination string
ttype uint8
redisHost string
redisPort string
redisQueue string
redisDB int
}
)
@ -243,6 +252,25 @@ func d4loadConfig(d4 *d4S) bool {
if len((*d4).conf.source) < 1 {
log.Fatal("Unsupported source")
}
if (*d4).conf.source == "d4server" {
// Parse Input Redis Config
tmp := config.ReadConfigFile(*confdir, "redis_d4")
ss := strings.Split(string(tmp), "/")
if len(ss) <= 1 {
log.Fatal("Missing Database in Redis input config: should be host:port/database_name")
}
(*d4).conf.redisDB, _ = strconv.Atoi(ss[1])
var ret bool
ret, ss[0] = config.IsNet(ss[0])
if ret {
sss := strings.Split(string(ss[0]), ":")
(*d4).conf.redisHost = sss[0]
(*d4).conf.redisPort = sss[1]
} else {
log.Fatal("Redis config error.")
}
(*d4).conf.redisQueue = string(config.ReadConfigFile(*confdir, "redis_queue"))
}
(*d4).conf.destination = string(readConfFile(d4, "destination"))
if len((*d4).conf.destination) < 1 {
log.Fatal("Unsupported Destination")
@ -357,6 +385,17 @@ func setReaderWriters(d4 *d4S) bool {
case "pcap":
f, _ := os.Open("capture.pcap")
(*d4).src = f
case "d4server":
// Create a new redis connection pool
(*d4).redisInputPool = newPool((*d4).conf.redisHost+":"+(*d4).conf.redisPort, 16)
var err error
(*d4).redisCon, err = (*d4).redisInputPool.Dial()
if err != nil {
log.Fatal("Could not connect to d4 Redis")
}
// (*d4).src = inputreader.NewLPOPReader(&(*d4).redisCon, (*d4).conf.redisDB, (*d4).conf.redisQueue, *retry)
// HARDCODING FOR THE MOMENT
(*d4).src = inputreader.NewLPOPReader(&(*d4).redisCon, (*d4).conf.redisDB, (*d4).conf.redisQueue, 30)
}
isn, dstnet := config.IsNet((*d4).conf.destination)
if isn {
@ -483,3 +522,13 @@ func (d4w *d4Writer) restoreHeader() bool {
d4w.fb[1] = 254
return true
}
func newPool(addr string, maxconn int) *redis.Pool {
return &redis.Pool{
MaxActive: maxconn,
MaxIdle: 3,
IdleTimeout: 240 * time.Second,
// Dial or DialContext must be set. When both are set, DialContext takes precedence over Dial.
Dial: func() (redis.Conn, error) { return redis.Dial("tcp", addr) },
}
}

5
go.mod

@ -2,4 +2,7 @@ module github.com/D4-project/d4-goclient
go 1.13
require github.com/D4-project/d4-golang-utils v0.0.0-20200212134721-0ef9aada6f2e
require (
github.com/D4-project/d4-golang-utils v0.1.3-0.20200408055630-2fd1cdf3ea38
github.com/gomodule/redigo v2.0.0+incompatible
)

8
go.sum

@ -1,4 +1,8 @@
github.com/D4-project/d4-golang-utils v0.0.0-20200212134721-0ef9aada6f2e h1:yYTt4RS3K8+L7PUnw7Y8sT4+YuE3Rny42rx8kMOgDmc=
github.com/D4-project/d4-golang-utils v0.0.0-20200212134721-0ef9aada6f2e/go.mod h1:2rq8KBQnNNDocwc/49cnpaqoQA/komoSHKom7ynvqJc=
github.com/D4-project/d4-golang-utils v0.1.2 h1:aLdvwIR2CFvIn2FnqPjbHxzLeo3ZL7YEyhCXRL6a9kQ=
github.com/D4-project/d4-golang-utils v0.1.2/go.mod h1:2rq8KBQnNNDocwc/49cnpaqoQA/komoSHKom7ynvqJc=
github.com/D4-project/d4-golang-utils v0.1.3-0.20200408055630-2fd1cdf3ea38 h1:jMryCP4eEDOuNBtqDBAIJ0MNuypVaGnCgDq6c8XXLEs=
github.com/D4-project/d4-golang-utils v0.1.3-0.20200408055630-2fd1cdf3ea38/go.mod h1:2rq8KBQnNNDocwc/49cnpaqoQA/komoSHKom7ynvqJc=
github.com/gofrs/uuid v3.2.0+incompatible h1:y12jRkkFxsd7GpqdSZ+/KCs/fJbqpEXSGd4+jfEaewE=
github.com/gofrs/uuid v3.2.0+incompatible/go.mod h1:b2aQJv3Z4Fp6yNu3cdSllBxTCLRxnplIgP/c0N/04lM=
github.com/gomodule/redigo v2.0.0+incompatible h1:K/R+8tc58AaqLkqG2Ol3Qk+DR/TlNuhuh457pBFPtt0=
github.com/gomodule/redigo v2.0.0+incompatible/go.mod h1:B4C85qUVwatsJoIUNIfCRsp7qO0iAmpGFZ4EELWSbC4=

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