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|
use crate::{new_rpc_client, Command, Result};
use clap::value_t;
use mullvad_types::settings::TunnelOptions;
pub struct Tunnel;
impl Command for Tunnel {
fn name(&self) -> &'static str {
"tunnel"
}
fn clap_subcommand(&self) -> clap::App<'static, 'static> {
clap::SubCommand::with_name(self.name())
.about("Manage tunnel specific options")
.setting(clap::AppSettings::SubcommandRequiredElseHelp)
.subcommand(create_openvpn_subcommand())
.subcommand(create_wireguard_subcommand())
.subcommand(create_ipv6_subcommand())
}
fn run(&self, matches: &clap::ArgMatches<'_>) -> Result<()> {
match matches.subcommand() {
("openvpn", Some(openvpn_matches)) => Self::handle_openvpn_cmd(openvpn_matches),
("wireguard", Some(wg_matches)) => Self::handle_wireguard_cmd(wg_matches),
("ipv6", Some(ipv6_matches)) => Self::handle_ipv6_cmd(ipv6_matches),
_ => {
unreachable!("unhandled comand");
}
}
}
}
fn create_wireguard_subcommand() -> clap::App<'static, 'static> {
clap::SubCommand::with_name("wireguard")
.about("Manage options for Wireguard tunnels")
.setting(clap::AppSettings::SubcommandRequiredElseHelp)
.subcommand(create_wireguard_mtu_subcommand())
.subcommand(create_wireguard_keys_subcommand())
}
fn create_wireguard_mtu_subcommand() -> clap::App<'static, 'static> {
clap::SubCommand::with_name("mtu")
.about("Configure the MTU of the wireguard tunnel")
.setting(clap::AppSettings::SubcommandRequiredElseHelp)
.subcommand(clap::SubCommand::with_name("get"))
.subcommand(clap::SubCommand::with_name("unset"))
.subcommand(
clap::SubCommand::with_name("set").arg(clap::Arg::with_name("mtu").required(true)),
)
}
fn create_wireguard_keys_subcommand() -> clap::App<'static, 'static> {
clap::SubCommand::with_name("key")
.about("Manage your wireguard key")
.setting(clap::AppSettings::SubcommandRequiredElseHelp)
.subcommand(clap::SubCommand::with_name("check"))
.subcommand(clap::SubCommand::with_name("regenerate"))
.subcommand(create_wireguard_keys_rotation_interval_subcommand())
}
fn create_wireguard_keys_rotation_interval_subcommand() -> clap::App<'static, 'static> {
clap::SubCommand::with_name("rotation-interval")
.about("Manage automatic key rotation (specified in hours; 0 = disabled)")
.setting(clap::AppSettings::SubcommandRequiredElseHelp)
.subcommand(clap::SubCommand::with_name("get"))
.subcommand(clap::SubCommand::with_name("reset").about("Use the default rotation interval"))
.subcommand(
clap::SubCommand::with_name("set").arg(clap::Arg::with_name("interval").required(true)),
)
}
fn create_openvpn_subcommand() -> clap::App<'static, 'static> {
clap::SubCommand::with_name("openvpn")
.about("Manage options for OpenVPN tunnels")
.setting(clap::AppSettings::SubcommandRequiredElseHelp)
.subcommand(create_openvpn_mssfix_subcommand())
}
fn create_openvpn_mssfix_subcommand() -> clap::App<'static, 'static> {
clap::SubCommand::with_name("mssfix")
.about("Configure the optional mssfix parameter")
.setting(clap::AppSettings::SubcommandRequiredElseHelp)
.subcommand(clap::SubCommand::with_name("get"))
.subcommand(clap::SubCommand::with_name("unset"))
.subcommand(
clap::SubCommand::with_name("set").arg(clap::Arg::with_name("mssfix").required(true)),
)
}
fn create_ipv6_subcommand() -> clap::App<'static, 'static> {
clap::SubCommand::with_name("ipv6")
.setting(clap::AppSettings::SubcommandRequiredElseHelp)
.subcommand(clap::SubCommand::with_name("get"))
.subcommand(
clap::SubCommand::with_name("set").arg(
clap::Arg::with_name("enable")
.required(true)
.takes_value(true)
.possible_values(&["on", "off"]),
),
)
}
impl Tunnel {
fn handle_openvpn_cmd(matches: &clap::ArgMatches<'_>) -> Result<()> {
match matches.subcommand() {
("mssfix", Some(mssfix_matches)) => Self::handle_openvpn_mssfix_cmd(mssfix_matches),
_ => unreachable!("unhandled command"),
}
}
fn handle_openvpn_mssfix_cmd(matches: &clap::ArgMatches<'_>) -> Result<()> {
match matches.subcommand() {
("get", Some(_)) => Self::process_openvpn_mssfix_get(),
("unset", Some(_)) => Self::process_openvpn_mssfix_unset(),
("set", Some(set_matches)) => Self::process_openvpn_mssfix_set(set_matches),
_ => unreachable!("unhandled command"),
}
}
fn handle_wireguard_cmd(matches: &clap::ArgMatches<'_>) -> Result<()> {
match matches.subcommand() {
("mtu", Some(matches)) => match matches.subcommand() {
("get", _) => Self::process_wireguard_mtu_get(),
("set", Some(matches)) => Self::process_wireguard_mtu_set(matches),
("unset", _) => Self::process_wireguard_mtu_unset(),
_ => unreachable!("unhandled command"),
},
("key", Some(matches)) => match matches.subcommand() {
("check", _) => Self::process_wireguard_key_check(),
("regenerate", _) => Self::process_wireguard_key_generate(),
("rotation-interval", Some(matches)) => match matches.subcommand() {
("get", _) => Self::process_wireguard_rotation_interval_get(),
("set", Some(matches)) => {
Self::process_wireguard_rotation_interval_set(matches)
}
("reset", _) => Self::process_wireguard_rotation_interval_reset(),
_ => unreachable!("unhandled command"),
},
_ => unreachable!("unhandled command"),
},
_ => unreachable!("unhandled command"),
}
}
fn process_wireguard_mtu_get() -> Result<()> {
let tunnel_options = Self::get_tunnel_options()?;
println!(
"mtu: {}",
tunnel_options
.wireguard
.mtu
.map(|mtu| mtu.to_string())
.unwrap_or_else(|| "unset".to_owned())
);
Ok(())
}
fn process_wireguard_mtu_set(matches: &clap::ArgMatches<'_>) -> Result<()> {
let mtu = value_t!(matches.value_of("mtu"), u16).unwrap_or_else(|e| e.exit());
let mut rpc = new_rpc_client()?;
rpc.set_wireguard_mtu(Some(mtu))?;
println!("Wireguard MTU has been updated");
Ok(())
}
fn process_wireguard_mtu_unset() -> Result<()> {
let mut rpc = new_rpc_client()?;
rpc.set_wireguard_mtu(None)?;
println!("Wireguard MTU has been unset");
Ok(())
}
fn process_wireguard_key_check() -> Result<()> {
let mut rpc = new_rpc_client()?;
match rpc.get_wireguard_key()? {
Some(key) => {
println!("Current key : {}", &key.key);
println!(
"Key created on : {}",
&key.created.with_timezone(&chrono::offset::Local)
);
}
None => {
println!("No key is set");
return Ok(());
}
};
let is_valid = rpc.verify_wireguard_key()?;
println!("Key is valid for use with current account: {}", is_valid);
Ok(())
}
fn process_wireguard_key_generate() -> Result<()> {
let mut rpc = new_rpc_client()?;
let result = rpc
.generate_wireguard_key()
.map_err(|e| crate::Error::RpcClientError(e))?;
println!("{}", result);
Ok(())
}
fn process_wireguard_rotation_interval_get() -> Result<()> {
let tunnel_options = Self::get_tunnel_options()?;
println!(
"Rotation interval: {} hour(s)",
tunnel_options
.wireguard
.automatic_rotation
.map(|interval| interval.to_string())
.unwrap_or_else(|| "default".to_owned())
);
Ok(())
}
fn process_wireguard_rotation_interval_set(matches: &clap::ArgMatches<'_>) -> Result<()> {
let rotate_interval =
value_t!(matches.value_of("interval"), u32).unwrap_or_else(|e| e.exit());
let mut rpc = new_rpc_client()?;
rpc.set_wireguard_rotation_interval(Some(rotate_interval))?;
println!("Set key rotation interval: {} hour(s)", rotate_interval);
Ok(())
}
fn process_wireguard_rotation_interval_reset() -> Result<()> {
let mut rpc = new_rpc_client()?;
rpc.set_wireguard_rotation_interval(None)?;
println!("Set key rotation interval: default");
Ok(())
}
fn handle_ipv6_cmd(matches: &clap::ArgMatches<'_>) -> Result<()> {
if matches.subcommand_matches("get").is_some() {
Self::process_ipv6_get()
} else if let Some(m) = matches.subcommand_matches("set") {
Self::process_ipv6_set(m)
} else {
unreachable!("unhandled command");
}
}
fn process_openvpn_mssfix_get() -> Result<()> {
let tunnel_options = Self::get_tunnel_options()?;
println!(
"mssfix: {}",
tunnel_options
.openvpn
.mssfix
.map_or_else(|| "unset".to_owned(), |v| v.to_string())
);
Ok(())
}
fn get_tunnel_options() -> Result<TunnelOptions> {
let mut rpc = new_rpc_client()?;
Ok(rpc.get_settings()?.tunnel_options)
}
fn process_openvpn_mssfix_unset() -> Result<()> {
let mut rpc = new_rpc_client()?;
rpc.set_openvpn_mssfix(None)?;
println!("mssfix parameter has been unset");
Ok(())
}
fn process_openvpn_mssfix_set(matches: &clap::ArgMatches<'_>) -> Result<()> {
let new_value = value_t!(matches.value_of("mssfix"), u16).unwrap_or_else(|e| e.exit());
let mut rpc = new_rpc_client()?;
rpc.set_openvpn_mssfix(Some(new_value))?;
println!("mssfix parameter has been updated");
Ok(())
}
fn process_ipv6_get() -> Result<()> {
let tunnel_options = Self::get_tunnel_options()?;
println!(
"IPv6: {}",
if tunnel_options.generic.enable_ipv6 {
"on"
} else {
"off"
}
);
Ok(())
}
fn process_ipv6_set(matches: &clap::ArgMatches<'_>) -> Result<()> {
let enabled = matches.value_of("enable").unwrap() == "on";
let mut rpc = new_rpc_client()?;
rpc.set_enable_ipv6(enabled)?;
println!("IPv6 setting has been updated");
Ok(())
}
}
|
