echoip/cmd/ipd/main.go
2018-02-10 14:37:04 +01:00

67 lines
2.2 KiB
Go

package main
import (
flags "github.com/jessevdk/go-flags"
"os"
"github.com/mpolden/ipd/http"
"github.com/mpolden/ipd/iputil"
"github.com/mpolden/ipd/iputil/db"
"github.com/sirupsen/logrus"
)
func main() {
var opts struct {
CountryDBPath string `short:"f" long:"country-db" description:"Path to GeoIP country database" value-name:"FILE" default:""`
CityDBPath string `short:"c" long:"city-db" description:"Path to GeoIP city database" value-name:"FILE" default:""`
Listen string `short:"l" long:"listen" description:"Listening address" value-name:"ADDR" default:":8080"`
ReverseLookup bool `short:"r" long:"reverse-lookup" description:"Perform reverse hostname lookups"`
PortLookup bool `short:"p" long:"port-lookup" description:"Enable port lookup"`
Template string `short:"t" long:"template" description:"Path to template" default:"index.html" value-name:"FILE"`
IPHeader string `short:"H" long:"trusted-header" description:"Header to trust for remote IP, if present (e.g. X-Real-IP)" value-name:"NAME"`
LogLevel string `short:"L" long:"log-level" description:"Log level to use" default:"info" choice:"debug" choice:"info" choice:"warn" choice:"error" choice:"fatal" choice:"panic"`
}
_, err := flags.ParseArgs(&opts, os.Args)
if err != nil {
os.Exit(1)
}
log := logrus.New()
level, err := logrus.ParseLevel(opts.LogLevel)
if err != nil {
log.Fatal(err)
}
log.Level = level
ipDb := db.Empty()
if opts.CountryDBPath != "" || opts.CityDBPath != "" {
ipDb, err = db.Open(opts.CountryDBPath, opts.CityDBPath)
if err != nil {
log.Fatal(err)
}
}
var lookupAddr http.LookupAddr
var lookupPort http.LookupPort
if opts.ReverseLookup {
log.Println("Enabling reverse lookup")
lookupAddr = iputil.LookupAddr
}
if opts.PortLookup {
log.Println("Enabling port lookup")
lookupPort = iputil.LookupPort
}
if opts.IPHeader != "" {
log.Printf("Trusting header %s to contain correct remote IP", opts.IPHeader)
}
server := http.New(ipDb, lookupAddr, lookupPort, log)
server.Template = opts.Template
server.IPHeader = opts.IPHeader
log.Printf("Listening on http://%s", opts.Listen)
if err := server.ListenAndServe(opts.Listen); err != nil {
log.Fatal(err)
}
}