burble.dn42/bird-lg-go
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1. support local whois. 2 add some useful bird command (#59)

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日下部 詩 2022-08-12 10:34:39 +08:00 committed by GitHub
parent 890ab51b07
commit 5ce0f55f35
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4 changed files with 77 additions and 33 deletions
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2
README.md
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@ -66,7 +66,7 @@ Configuration is handled by [viper](https://github.com/spf13/viper), any config
| domain | --domain | BIRDLG_DOMAIN | server name domain suffixes |
| listen | --listen | BIRDLG_LISTEN | address bird-lg is listening on (default "5000") |
| proxy_port | --proxy-port | BIRDLG_PROXY_PORT | port bird-lgproxy is running on (default 8000) |
| whois | --whois | BIRDLG_WHOIS | whois server for queries (default "whois.verisign-grs.com") |
| whois | --whois | BIRDLG_WHOIS | whois server for queries (default "whois.verisign-grs.com"). Start with "/" to spacify local whois binary("/usr/local/whois"). |
| dns_interface | --dns-interface | BIRDLG_DNS_INTERFACE | dns zone to query ASN information (default "asn.cymru.com") |
| bgpmap_info | --bgpmap-info | BIRDLG_BGPMAP_INFO | the infos displayed in bgpmap, separated by comma, start with `:` means allow multiline (default "asn,as-name,ASName,descr") |
| title_brand | --title-brand | BIRDLG_TITLE_BRAND | prefix of page titles in browser tabs (default "Bird-lg Go") |

32
frontend/render.go
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@ -13,18 +13,26 @@ import (
// static options map
var optionsMap = map[string]string{
"summary": "show protocols",
"detail": "show protocols all",
"route": "show route for ...",
"route_all": "show route for ... all",
"route_bgpmap": "show route for ... (bgpmap)",
"route_where": "show route where net ~ [ ... ]",
"route_where_all": "show route where net ~ [ ... ] all",
"route_where_bgpmap": "show route where net ~ [ ... ] (bgpmap)",
"route_generic": "show route ...",
"generic": "show ...",
"whois": "whois ...",
"traceroute": "traceroute ...",
"summary": "show protocols",
"detail": "show protocols all ...",
"route_from_protocol": "show route protocol ...",
"route_from_protocol_all": "show route protocol ... all",
"route_from_protocol_all_primary": "show route protocol ... all primary",
"route_filtered_from_protocol": "show route filtered protocol ...",
"route_filtered_from_protocol_all": "show route filtered protocol ... all",
"route_from_origin": "show route where bgp_path.last = ...",
"route_from_origin_all": "show route where bgp_path.last = ... all",
"route_from_origin_all_primary": "show route where bgp_path.last = ... all primary",
"route": "show route for ...",
"route_all": "show route for ... all",
"route_bgpmap": "show route for ... (bgpmap)",
"route_where": "show route where net ~ [ ... ]",
"route_where_all": "show route where net ~ [ ... ] all",
"route_where_bgpmap": "show route where net ~ [ ... ] (bgpmap)",
"route_generic": "show route ...",
"generic": "show ...",
"whois": "whois ...",
"traceroute": "traceroute ...",
}
// pre-compiled regexp and constant statemap for summary rendering

39
frontend/webserver.go
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@ -17,15 +17,26 @@ import (
)
var primitiveMap = map[string]string{
"summary": "show protocols",
"detail": "show protocols all %s",
"route": "show route for %s",
"route_all": "show route for %s all",
"route_where": "show route where net ~ [ %s ]",
"route_where_all": "show route where net ~ [ %s ] all",
"route_generic": "show route %s",
"generic": "show %s",
"traceroute": "%s",
"summary": "show protocols",
"detail": "show protocols all %s",
"route_from_protocol": "show route protocol %s",
"route_from_protocol_all": "show route protocol %s all",
"route_from_protocol_primary": "show route protocol %s primary",
"route_from_protocol_all_primary": "show route protocol %s all primary",
"route_filtered_from_protocol": "show route filtered protocol %s",
"route_filtered_from_protocol_all": "show route filtered protocol %s all",
"route_from_origin": "show route where bgp_path.last = %s",
"route_from_origin_all": "show route where bgp_path.last = %s all",
"route_from_origin_primary": "show route where bgp_path.last = %s primary",
"route_from_origin_all_primary": "show route where bgp_path.last = %s all primary",
"route": "show route for %s",
"route_all": "show route for %s all",
"route_where": "show route where net ~ [ %s ]",
"route_where_all": "show route where net ~ [ %s ] all",
"route_generic": "show route %s",
"generic": "show %s",
"whois": "%s",
"traceroute": "%s",
}
// serve up a generic error
@ -204,6 +215,16 @@ func webServerStart(l net.Listener) {
// backend routes
http.HandleFunc("/summary/", webBackendCommunicator("bird", "summary"))
http.HandleFunc("/detail/", webBackendCommunicator("bird", "detail"))
http.HandleFunc("/route_filtered_from_protocol/", webBackendCommunicator("bird", "route_filtered_from_protocol"))
http.HandleFunc("/route_filtered_from_protocol_all/", webBackendCommunicator("bird", "route_filtered_from_protocol_all"))
http.HandleFunc("/route_from_protocol/", webBackendCommunicator("bird", "route_from_protocol"))
http.HandleFunc("/route_from_protocol_all/", webBackendCommunicator("bird", "route_from_protocol_all"))
http.HandleFunc("/route_from_protocol_primary/", webBackendCommunicator("bird", "route_from_protocol_primary"))
http.HandleFunc("/route_from_protocol_all_primary/", webBackendCommunicator("bird", "route_from_protocol_all_primary"))
http.HandleFunc("/route_from_origin/", webBackendCommunicator("bird", "route_from_origin"))
http.HandleFunc("/route_from_origin_all/", webBackendCommunicator("bird", "route_from_origin_all"))
http.HandleFunc("/route_from_origin_primary/", webBackendCommunicator("bird", "route_from_origin_primary"))
http.HandleFunc("/route_from_origin_all_primary/", webBackendCommunicator("bird", "route_from_origin_all_primary"))
http.HandleFunc("/route/", webBackendCommunicator("bird", "route"))
http.HandleFunc("/route_all/", webBackendCommunicator("bird", "route_all"))
http.HandleFunc("/route_bgpmap/", webHandlerBGPMap("bird", "route_bgpmap"))

37
frontend/whois.go
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@ -3,6 +3,8 @@ package main
import (
"io"
"net"
"os/exec"
"strings"
"time"
)
@ -12,18 +14,31 @@ func whois(s string) string {
return ""
}
conn, err := net.DialTimeout("tcp", setting.whoisServer+":43", 5*time.Second)
if err != nil {
return err.Error()
}
defer conn.Close()
if strings.HasPrefix(setting.whoisServer, "/") {
cmd := exec.Command(setting.whoisServer, s)
output, err := cmd.CombinedOutput()
if err != nil {
return err.Error()
}
if len(output) > 65535 {
output = output[:65535]
}
return string(output)
} else {
buf := make([]byte, 65536)
conn, err := net.DialTimeout("tcp", setting.whoisServer+":43", 5*time.Second)
if err != nil {
return err.Error()
}
defer conn.Close()
conn.Write([]byte(s + "\r\n"))
conn.Write([]byte(s + "\r\n"))
buf := make([]byte, 65536)
n, err := io.ReadFull(conn, buf)
if err != nil && err != io.ErrUnexpectedEOF {
return err.Error()
n, err := io.ReadFull(conn, buf)
if err != nil && err != io.ErrUnexpectedEOF {
return err.Error()
}
return string(buf[:n])
}
return string(buf[:n])
}