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added KB and reformatted #5

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145 changes: 75 additions & 70 deletions main.go
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Original file line number Diff line number Diff line change
@@ -1,84 +1,89 @@
package main

import (
"fmt"
"gopkg.in/mcuadros/go-syslog.v2"
"net"
"os"
"regexp"
"strconv"
"strings"
"time"
"fmt"
"gopkg.in/mcuadros/go-syslog.v2"
"net"
"os"
"regexp"
"strconv"
"strings"
"time"
)

func main() {

conn, err := net.Dial("tcp", os.Getenv("OPENTSDB_IP"))
if err != nil {
fmt.Println("dial error:", err)
return
}
conn, err := net.Dial("tcp", os.Getenv("OPENTSDB_IP"))
if err != nil {
fmt.Println("dial error:", err)
return
}

channel := make(syslog.LogPartsChannel)
handler := syslog.NewChannelHandler(channel)
channel := make(syslog.LogPartsChannel)
handler := syslog.NewChannelHandler(channel)

server := syslog.NewServer()
server.SetFormat(syslog.RFC5424)
server.SetHandler(handler)
server.ListenTCP("0.0.0.0:" + os.Getenv("PORT"))
server := syslog.NewServer()
server.SetFormat(syslog.RFC5424)
server.SetHandler(handler)
server.ListenTCP("0.0.0.0:" + os.Getenv("PORT"))

server.Boot()
server.Boot()

re, _ := regexp.Compile(`(measure|count|sample)#(\S*)=([0-9\.]+)(\S*)`)
tagsRe, _ := regexp.Compile(` tag#(\S*)=(\S*)`)
go func(channel syslog.LogPartsChannel) {
for logParts := range channel {
message, _ := logParts["message"].(string)
t := make(map[string]string)
t["app"] = logParts["hostname"].(string)
measurements := re.FindAllStringSubmatch(message, -1)
tags := tagsRe.FindAllStringSubmatch(message, -1)
for _, v := range measurements {
var finalval string
finalval = v[3]
if v[4] == "MB" && strings.Contains(message, "[metrics]") {
val, err := strconv.ParseFloat(v[3], 64)
if err != nil {
fmt.Println(err)
}
finalval = strconv.FormatFloat(val*1048576, 'f', -1, 64)
} else if v[4] == "GB" && strings.Contains(message, "[metrics]") {
val, err := strconv.ParseFloat(v[3], 64)
if err != nil {
fmt.Println(err)
}
finalval = strconv.FormatFloat(val*1073741824, 'f', -1, 64)
} else {
finalval = v[3]
}
for _, tag := range tags {
t[tag[1]] = tag[2]
}
t["metric"] = v[2]
value, _ := strconv.ParseFloat(finalval, 64)
fields := map[string]interface{}{
"value": value,
}
tsdbmetric := v[1] + "." + t["metric"]
tsdbtags := "app=" + t["app"]
for _, tagelement := range tags {
tsdbtags = tsdbtags + " " + tagelement[1] + "=" + tagelement[2]
}
tsdbvalue := fields["value"].(float64)
s := strconv.FormatFloat(tsdbvalue, 'f', -1, 64)
str := logParts["timestamp"].(time.Time)
timestamp := strconv.FormatInt(str.UnixNano()/int64(time.Millisecond), 10)
put := "put " + tsdbmetric + " " + timestamp + " " + s + " " + tsdbtags + "\n"
fmt.Fprintf(conn, put)
}
}
}(channel)
re, _ := regexp.Compile(`(measure|count|sample)#(\S*)=([0-9\.]+)(\S*)`)
tagsRe, _ := regexp.Compile(` tag#(\S*)=(\S*)`)
go func(channel syslog.LogPartsChannel) {
for logParts := range channel {
message, _ := logParts["message"].(string)
t := make(map[string]string)
t["app"] = logParts["hostname"].(string)
measurements := re.FindAllStringSubmatch(message, -1)
tags := tagsRe.FindAllStringSubmatch(message, -1)
for _, v := range measurements {
var finalval string
finalval = v[3]
if v[4] == "MB" && strings.Contains(message, "[metrics]") {
val, err := strconv.ParseFloat(v[3], 64)
if err != nil {
fmt.Println(err)
}
finalval = strconv.FormatFloat(val*1048576, 'f', -1, 64)
} else if v[4] == "GB" && strings.Contains(message, "[metrics]") {
val, err := strconv.ParseFloat(v[3], 64)
if err != nil {
fmt.Println(err)
}
finalval = strconv.FormatFloat(val*1073741824, 'f', -1, 64)
} else if v[4] == "KB" && strings.Contains(message, "[metrics]") {
val, err := strconv.ParseFloat(v[3], 64)
if err != nil {
fmt.Println(err)
}
finalval = strconv.FormatFloat(val*1024, 'f', -1, 64)
} else {
finalval = v[3]
}
for _, tag := range tags {
t[tag[1]] = tag[2]
}
t["metric"] = v[2]
value, _ := strconv.ParseFloat(finalval, 64)
fields := map[string]interface{}{
"value": value,
}
tsdbmetric := v[1] + "." + t["metric"]
tsdbtags := "app=" + t["app"]
for _, tagelement := range tags {
tsdbtags = tsdbtags + " " + tagelement[1] + "=" + tagelement[2]
}
tsdbvalue := fields["value"].(float64)
s := strconv.FormatFloat(tsdbvalue, 'f', -1, 64)
timestamp := strconv.FormatInt(time.Now().UnixNano()/int64(time.Millisecond), 10)
put := "put " + tsdbmetric + " " + timestamp + " " + s + " " + tsdbtags + "\n"
fmt.Fprintf(conn, put)
}
}
}(channel)

server.Wait()
server.Wait()

}