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#![crate_name = "geoip"] #![crate_type = "rlib"] #![warn(non_camel_case_types, non_upper_case_globals, unused_qualifications)] extern crate libc; extern crate rustc_serialize; extern crate geoip_sys; use libc::{c_char, c_int, c_ulong}; use std::ffi; use std::fmt; use std::net::{Ipv4Addr, Ipv6Addr}; use std::path::Path; pub enum IpAddr { V4(Ipv4Addr), V6(Ipv6Addr) } enum Charset { UTF8 = 1 } pub enum Options { Standard = 0, MemoryCache = 1, CheckCache = 2, IndexCache = 4, MmapCache = 8 } pub enum DBType { CountryEdition = 1, RegionEditionRev0 = 7, CityEditionRev0 = 6, ORGEdition = 5, ISPEdition = 4, CityEditionRev1 = 2, RegionEditionRev1 = 3, ProxyEdition = 8, ASNUMEdition = 9, NetSpeedEdition = 10, DomainEdition = 11, CountryEditionV6 = 12, LocationAEdition = 13, AccuracyRadiusEdition = 14, LargeCountryEdition = 17, LargeCountryEditionV6 = 18, ASNumEditionV6 = 21, ISPEditionV6 = 22, ORGEditionV6 = 23, DomainEditionV6 = 24, LoctionAEditionV6 = 25, RegistrarEdition = 26, RegistrarEditionV6 = 27, UserTypeEdition = 28, UserTypeEditionV6 = 29, CityEditionRev1V6 = 30, CityEditionRev0V6 = 31, NetSpeedEditionRev1 = 32, NetSpeedEditionRev1V6 = 33, CountryConfEdition = 34, CityConfEdition = 35, RegionConfEdition = 36, PostalConfEdition = 37, AccuracyRadiusEditionV6 = 38 } pub struct GeoIp { db: geoip_sys::RawGeoIp } #[derive(RustcDecodable, RustcEncodable)] pub struct ASInfo { pub asn: u32, pub name: String, pub netmask: u32 } #[derive(RustcDecodable, RustcEncodable)] pub struct CityInfo { pub country_code: Option<String>, pub country_code3: Option<String>, pub country_name: Option<String>, pub region: Option<String>, pub city: Option<String>, pub postal_code: Option<String>, pub latitude: f32, pub longitude: f32, pub dma_code: u32, pub area_code: u32, pub charset: u32, pub continent_code: Option<String>, pub netmask: u32 } fn maybe_string(c_str: *const c_char) -> Option<String> { if c_str.is_null() { None } else { String::from_utf8(unsafe { ffi::CStr::from_ptr(c_str).to_bytes() }. to_vec()).ok() } } impl CityInfo { unsafe fn from_geoiprecord(res: &geoip_sys::GeoIpRecord) -> CityInfo { CityInfo { country_code: maybe_string(res.country_code), country_code3: maybe_string(res.country_code3), country_name: maybe_string(res.country_name), region: maybe_string(res.region), city: maybe_string(res.city), postal_code: maybe_string(res.postal_code), latitude: res.latitude, longitude: res.longitude, dma_code: res.dma_code as u32, area_code: res.area_code as u32, charset: res.charset as u32, continent_code: maybe_string(res.continent_code), netmask: res.netmask as u32 } } } impl fmt::Debug for ASInfo { fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { write!(f, "{}\t{}", self.asn, self.name) } } enum CNetworkIp { V4(c_ulong), V6(geoip_sys::In6Addr) } impl CNetworkIp { fn new(ip: IpAddr) -> CNetworkIp { match ip { IpAddr::V4(addr) => { let b = addr.octets(); CNetworkIp::V4(((b[0] as c_ulong) << 24) | ((b[1] as c_ulong) << 16) | ((b[2] as c_ulong) << 8) | ((b[3] as c_ulong))) }, IpAddr::V6(addr) => { let b = addr.segments(); CNetworkIp::V6([(b[0] >> 8) as u8, b[0] as u8, (b[1] >> 8) as u8, b[1] as u8, (b[2] >> 8) as u8, b[2] as u8, (b[3] >> 8) as u8, b[3] as u8, (b[4] >> 8) as u8, b[4] as u8, (b[5] >> 8) as u8, b[5] as u8, (b[6] >> 8) as u8, b[6] as u8, (b[7] >> 8) as u8, b[7] as u8]) } } } } impl GeoIp { pub fn open(path: &Path, options: Options) -> Result<GeoIp, String> { let file = match path.to_str() { None => return Err(format!("Invalid path {}", path.display())), Some(file) => file }; let db = unsafe { geoip_sys::GeoIP_open(ffi::CString::new(file.as_bytes()). unwrap().as_ptr(), options as c_int) }; if db.is_null() { return Err(format!("Can't open {}", file)); } if unsafe { geoip_sys::GeoIP_set_charset(db, Charset::UTF8 as c_int) } != 0 { return Err("Can't set charset to UTF8".to_string()); } Ok(GeoIp { db: db }) } pub fn city_info_by_ip(&self, ip: IpAddr) -> Option<CityInfo> { let cres = match CNetworkIp::new(ip) { CNetworkIp::V4(ip) => unsafe { geoip_sys::GeoIP_record_by_ipnum(self.db, ip) }, CNetworkIp::V6(ip) => unsafe { geoip_sys::GeoIP_record_by_ipnum_v6(self.db, ip) } }; if cres.is_null() { return None; } unsafe { let city_info = CityInfo::from_geoiprecord(&*cres); geoip_sys::GeoIPRecord_delete(cres); std::mem::forget(cres); Some(city_info) } } pub fn as_info_by_ip(&self, ip: IpAddr) -> Option<ASInfo> { let mut gl = geoip_sys::GeoIpLookup::new(); let cres = match CNetworkIp::new(ip) { CNetworkIp::V4(ip) => unsafe { geoip_sys::GeoIP_name_by_ipnum_gl(self.db, ip, &mut gl) }, CNetworkIp::V6(ip) => unsafe { geoip_sys::GeoIP_name_by_ipnum_v6_gl(self.db, ip, &mut gl) } }; if cres.is_null() { return None; } let description = match maybe_string(cres) { None => return None, Some(description) => description }; let mut di = description.splitn(2, ' '); let asn = match di.next() { None => return None, Some(asn) => { if ! asn.starts_with("AS") { return None } else { asn[2..].splitn(2, ' ').next().unwrap().parse::<u32>().unwrap() } } }; let name = di.next().unwrap_or("(none)"); let as_info = ASInfo { asn: asn, name: name.to_string(), netmask: gl.netmask as u32 }; Some(as_info) } } impl Drop for GeoIp { fn drop(&mut self) { unsafe { geoip_sys::GeoIP_delete(self.db); } } } #[test] fn geoip_test_basic() { let geoip = match GeoIp::open(&Path::new("/opt/geoip/GeoIPASNum.dat"), Options::MemoryCache) { Err(err) => panic!(err), Ok(geoip) => geoip }; let ip = IpAddr::V4("91.203.184.192".parse().unwrap()); let res = geoip.as_info_by_ip(ip).unwrap(); assert!(res.asn == 41064); assert!(res.name.contains("Telefun")); assert!(res.netmask == 22); } #[test] fn geoip_test_city() { let geoip = match GeoIp::open(&Path::new("/opt/geoip/GeoLiteCity.dat"), Options::MemoryCache) { Err(err) => panic!(err), Ok(geoip) => geoip }; let ip = IpAddr::V4("8.8.8.8".parse().unwrap()); let res = geoip.city_info_by_ip(ip).unwrap(); assert!(res.city.unwrap() == "Mountain View"); }