f81a5308ae
Making the domain optional allows usage of bare hostnames for the servers (e.g. when they're statically configured) and even IP addresses if someone is so inclined (although presentation might suffer in this case).
100 lines
2.9 KiB
Go
100 lines
2.9 KiB
Go
package main
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import (
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"flag"
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"os"
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"strconv"
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"strings"
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)
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// binary data
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//go:generate go-bindata -prefix bindata -o bindata.go bindata/...
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type settingType struct {
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servers []string
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domain string
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proxyPort int
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whoisServer string
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listen string
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dnsInterface string
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netSpecificMode string
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titleBrand string
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navBarBrand string
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}
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var setting settingType
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func main() {
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var settingDefault = settingType{
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servers: []string{""},
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proxyPort: 8000,
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whoisServer: "whois.verisign-grs.com",
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listen: ":5000",
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dnsInterface: "asn.cymru.com",
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titleBrand: "Bird-lg Go",
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navBarBrand: "Bird-lg Go",
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}
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if env := os.Getenv("BIRDLG_SERVERS"); env != "" {
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settingDefault.servers = strings.Split(env, ",")
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}
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if env := os.Getenv("BIRDLG_DOMAIN"); env != "" {
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settingDefault.domain = env
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}
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if env := os.Getenv("BIRDLG_PROXY_PORT"); env != "" {
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var err error
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if settingDefault.proxyPort, err = strconv.Atoi(env); err != nil {
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panic(err)
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}
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}
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if env := os.Getenv("BIRDLG_WHOIS"); env != "" {
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settingDefault.whoisServer = env
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}
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if env := os.Getenv("BIRDLG_LISTEN"); env != "" {
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settingDefault.listen = env
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}
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if env := os.Getenv("BIRDLG_DNS_INTERFACE"); env != "" {
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settingDefault.dnsInterface = env
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}
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if env := os.Getenv("BIRDLG_NET_SPECIFIC_MODE"); env != "" {
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settingDefault.netSpecificMode = env
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}
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if env := os.Getenv("BIRDLG_TITLE_BRAND"); env != "" {
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settingDefault.titleBrand = env
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settingDefault.navBarBrand = env
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}
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if env := os.Getenv("BIRDLG_NAVBAR_BRAND"); env != "" {
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settingDefault.navBarBrand = env
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}
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serversPtr := flag.String("servers", strings.Join(settingDefault.servers, ","), "server name prefixes, separated by comma")
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domainPtr := flag.String("domain", settingDefault.domain, "server name domain suffixes")
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proxyPortPtr := flag.Int("proxy-port", settingDefault.proxyPort, "port bird-lgproxy is running on")
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whoisPtr := flag.String("whois", settingDefault.whoisServer, "whois server for queries")
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listenPtr := flag.String("listen", settingDefault.listen, "address bird-lg is listening on")
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dnsInterfacePtr := flag.String("dns-interface", settingDefault.dnsInterface, "dns zone to query ASN information")
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netSpecificModePtr := flag.String("net-specific-mode", settingDefault.netSpecificMode, "network specific operation mode, [(none)|dn42]")
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titleBrandPtr := flag.String("title-brand", settingDefault.titleBrand, "prefix of page titles in browser tabs")
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navBarBrandPtr := flag.String("navbar-brand", settingDefault.navBarBrand, "brand to show in the navigation bar")
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flag.Parse()
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if *serversPtr == "" {
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panic("no server set")
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}
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setting = settingType{
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strings.Split(*serversPtr, ","),
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*domainPtr,
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*proxyPortPtr,
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*whoisPtr,
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*listenPtr,
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*dnsInterfacePtr,
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strings.ToLower(*netSpecificModePtr),
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*titleBrandPtr,
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*navBarBrandPtr,
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}
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ImportTemplates()
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webServerStart()
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}
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