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vpncloud
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Code Issues Releases Wiki Activity

Fix interface address get/set

master
Dennis Schwerdel 2022-09-23 23:05:22 +02:00
parent 5eeb125d74
commit 06f3d3c761
3 changed files with 20 additions and 12 deletions
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3
contrib/aws/common.py
View File

@ -120,7 +120,7 @@ def find_ami(region, owner, name_pattern, arch='x86_64'):
class EC2Environment:
def __init__(self, vpncloud_version, region, node_count, instance_type, vpncloud_file=None, use_spot=True, max_price=0.1, ami=('amazon', 'amzn2-ami-hvm-*'), username="ec2-user", subnet=CREATE, keyname=CREATE, privatekey=CREATE, tag="vpncloud", cluster_nodes=False):
def __init__(self, vpncloud_version, region, node_count, instance_type, vpncloud_file=None, use_spot=True, max_price=0.1, ami=('amazon', 'al2023-ami-*-hvm-*'), username="ec2-user", subnet=CREATE, keyname=CREATE, privatekey=CREATE, tag="vpncloud", cluster_nodes=False):
self.region = region
self.node_count = node_count
self.instance_type = instance_type
@ -249,7 +249,6 @@ runcmd:
"Ebs": {
"DeleteOnTermination": True,
"VolumeType": "gp2",
"VolumeSize": 8,
}
}
],

2
contrib/aws/performance.py
View File

@ -8,7 +8,7 @@ from datetime import date
# Note: this script will run for ~8 minutes and incur costs of about $ 0.02
FILE = "../../target/release/vpncloud"
VERSION = "2.3.0"
VERSION = "2.4.0"
REGION = "eu-central-1"
env = EC2Environment(

27
src/device.rs
View File

@ -10,20 +10,27 @@ use std::{
fs::{self, File},
io::{self, BufRead, BufReader, Cursor, Error as IoError, Read, Write},
net::{Ipv4Addr, UdpSocket},
os::unix::io::{AsRawFd, RawFd},
os::{unix::io::AsRawFd, fd::RawFd},
str,
str::FromStr,
str::FromStr
};
use crate::{crypto, error::Error, util::MsgBuffer};
static TUNSETIFF: libc::c_ulong = 1074025674;
#[repr(C)]
#[derive(Copy, Clone)]
struct IfReqDataAddr {
af: libc::c_int,
addr: Ipv4Addr
}
#[repr(C)]
union IfReqData {
flags: libc::c_short,
value: libc::c_int,
addr: (libc::c_short, Ipv4Addr),
addr: IfReqDataAddr,
_dummy: [u8; 24],
}
@ -392,11 +399,11 @@ fn get_device_addr(ifname: &str) -> io::Result<Ipv4Addr> {
let res = unsafe { libc::ioctl(sock.as_raw_fd(), libc::SIOCGIFADDR.try_into().unwrap(), &mut ifreq) };
match res {
0 => {
let af = unsafe { ifreq.data.addr.0 };
let af = unsafe { ifreq.data.addr.af };
if af as libc::c_int != libc::AF_INET {
return Err(io::Error::new(io::ErrorKind::AddrNotAvailable, "Invalid address family".to_owned()));
}
let ip = unsafe { ifreq.data.addr.1 };
let ip = unsafe { ifreq.data.addr.addr };
Ok(ip)
}
_ => Err(IoError::last_os_error()),
@ -407,7 +414,8 @@ fn get_device_addr(ifname: &str) -> io::Result<Ipv4Addr> {
fn set_device_addr(ifname: &str, addr: Ipv4Addr) -> io::Result<()> {
let sock = UdpSocket::bind("0.0.0.0:0")?;
let mut ifreq = IfReq::new(ifname);
ifreq.data.addr = (libc::AF_INET as libc::c_short, addr);
ifreq.data.addr.af = libc::AF_INET as libc::c_int;
ifreq.data.addr.addr = addr;
let res = unsafe { libc::ioctl(sock.as_raw_fd(), libc::SIOCSIFADDR.try_into().unwrap(), &mut ifreq) };
match res {
0 => Ok(()),
@ -423,11 +431,11 @@ fn get_device_netmask(ifname: &str) -> io::Result<Ipv4Addr> {
let res = unsafe { libc::ioctl(sock.as_raw_fd(), libc::SIOCGIFNETMASK.try_into().unwrap(), &mut ifreq) };
match res {
0 => {
let af = unsafe { ifreq.data.addr.0 };
let af = unsafe { ifreq.data.addr.af };
if af as libc::c_int != libc::AF_INET {
return Err(io::Error::new(io::ErrorKind::AddrNotAvailable, "Invalid address family".to_owned()));
}
let ip = unsafe { ifreq.data.addr.1 };
let ip = unsafe { ifreq.data.addr.addr };
Ok(ip)
}
_ => Err(IoError::last_os_error()),
@ -438,7 +446,8 @@ fn get_device_netmask(ifname: &str) -> io::Result<Ipv4Addr> {
fn set_device_netmask(ifname: &str, addr: Ipv4Addr) -> io::Result<()> {
let sock = UdpSocket::bind("0.0.0.0:0")?;
let mut ifreq = IfReq::new(ifname);
ifreq.data.addr = (libc::AF_INET as libc::c_short, addr);
ifreq.data.addr.af = libc::AF_INET as libc::c_int;
ifreq.data.addr.addr = addr;
let res = unsafe { libc::ioctl(sock.as_raw_fd(), libc::SIOCSIFNETMASK.try_into().unwrap(), &mut ifreq) };
match res {
0 => Ok(()),