Files
local-mini-kms/src/cli.rs

251 lines
11 KiB
Rust

use std::io::Write;
use base64::Engine;
use base64::engine::general_purpose::STANDARD;
use clap::{App, Arg, ArgMatches, SubCommand};
use hyper::{Body, Client, Method, Request, Response, StatusCode};
use hyper::body::Buf;
use josekit::jwk::Jwk;
use rust_util::{debugging, opt_value_result, simple_error, success, XResult};
use rust_util::util_clap::{Command, CommandError};
use serde_json::{json, Map, Value};
use crate::jose;
pub struct CommandImpl;
impl Command for CommandImpl {
fn name(&self) -> &str { "cli" }
fn subcommand<'a>(&self) -> App<'a, 'a> {
SubCommand::with_name(self.name()).about("Local mini KMS cli")
.arg(Arg::with_name("connect").long("connect").short("C").takes_value(true).default_value("127.0.0.1:5567").help("Connect server"))
.arg(Arg::with_name("init").long("init").help("Init server"))
.arg(Arg::with_name("direct-init").long("direct-init").help("Direct init server"))
.arg(Arg::with_name("offline-init").long("offline-init").help("Offline init server"))
.arg(Arg::with_name("encrypt").long("encrypt").help("Encrypt text"))
.arg(Arg::with_name("decrypt").long("decrypt").help("Decrypt text"))
.arg(Arg::with_name("read").long("read").help("Read value"))
.arg(Arg::with_name("write").long("write").help("Write value"))
.arg(Arg::with_name("name").long("name").short("n").takes_value(true).help("Read/Write key name"))
.arg(Arg::with_name("value").long("value").short("v").takes_value(true).help("Value, for encrypt or decrypt"))
.arg(Arg::with_name("value-hex").long("value-hex").short("x").takes_value(true).help("Value(hex), for encrypt"))
.arg(Arg::with_name("value-base64").long("value-base64").short("b").takes_value(true).help("Value(base64), for encrypt"))
.arg(Arg::with_name("yubikey-challenge").long("yubikey-challenge").short("c").takes_value(true).help("Yubikey challenge"))
.arg(Arg::with_name("comment").long("comment").takes_value(true).help("Comment"))
.arg(Arg::with_name("force-write").long("force-write").short("F").help("Force write value"))
}
fn run(&self, arg_matches: &ArgMatches, sub_arg_matches: &ArgMatches) -> CommandError {
let init = sub_arg_matches.is_present("init");
let direct_init = sub_arg_matches.is_present("direct-init");
let offline_init = sub_arg_matches.is_present("offline-init");
let encrypt = sub_arg_matches.is_present("encrypt");
let decrypt = sub_arg_matches.is_present("decrypt");
let read = sub_arg_matches.is_present("read");
let write = sub_arg_matches.is_present("write");
let rt = tokio::runtime::Runtime::new().expect("Create tokio runtime error");
if init {
rt.block_on(async { do_init(arg_matches, sub_arg_matches).await })
} else if direct_init {
rt.block_on(async { do_direct_init(arg_matches, sub_arg_matches).await })
} else if offline_init {
do_offline_init(arg_matches, sub_arg_matches)
} else if encrypt {
rt.block_on(async { do_encrypt(arg_matches, sub_arg_matches).await })
} else if decrypt {
rt.block_on(async { do_decrypt(arg_matches, sub_arg_matches).await })
} else if read {
rt.block_on(async { do_read(arg_matches, sub_arg_matches).await })
} else if write {
rt.block_on(async { do_write(arg_matches, sub_arg_matches).await })
} else {
simple_error!("Need a flag")
}
}
}
async fn do_direct_init(_arg_matches: &ArgMatches<'_>, sub_arg_matches: &ArgMatches<'_>) -> CommandError {
let value_hex = sub_arg_matches.value_of("value-hex");
let value_base64 = sub_arg_matches.value_of("value-base64");
let yubikey_challenge = sub_arg_matches.value_of("yubikey-challenge");
let mut body_map = Map::new();
if let Some(value_hex) = value_hex {
body_map.insert("clear_master_key_hex".to_string(), value_hex.into());
} else if let Some(value_base64) = value_base64 {
body_map.insert("clear_master_key_base64".to_string(), value_base64.into());
} else {
return simple_error!("Requires value hex or value base64");
}
if let Some(yubikey_challenge) = yubikey_challenge {
body_map.insert("yubikey_challenge".to_string(), yubikey_challenge.into());
}
let _data = do_inner_request(sub_arg_matches, "init", &Value::Object(body_map)).await?;
success!("Init finished");
Ok(Some(0))
}
async fn do_init(_arg_matches: &ArgMatches<'_>, sub_arg_matches: &ArgMatches<'_>) -> CommandError {
let connect = sub_arg_matches.value_of("connect").expect("Get argument listen error");
let client = Client::new();
let uri = format!("http://{}/status", connect);
debugging!("Request uri: {}", &uri);
let req = Request::builder().method(Method::GET).uri(uri).body(Body::empty())?;
let req_response = client.request(req).await?;
if req_response.status() != StatusCode::OK {
return simple_error!("Server status is not success: {}", req_response.status().as_u16());
}
let data = response_to_value(req_response).await?;
debugging!("Get status: {}", &data);
let status = &data["status"];
if let Some(status) = status.as_str() {
if status == "ready" {
success!("Server is already init");
return Ok(Some(0));
}
if status != "not-ready" {
return simple_error!("Server status is NOT not-ready");
}
}
let instance_public_key_jwk = &data["instance_public_key_jwk"];
println!("Instance server public key JWK: {}", instance_public_key_jwk);
let line = read_line("Input encrypted master key: ")?;
let uri = format!("http://{}/init", connect);
debugging!("Request uri: {}", &uri);
let body = json!({
"encrypted_master_key": line,
});
let body = serde_json::to_string(&body)?;
let req = Request::builder().method(Method::POST).uri(uri).body(Body::from(body))?;
let req_response = client.request(req).await?;
if req_response.status() != StatusCode::OK {
let status = req_response.status().as_u16();
let data = response_to_value(req_response).await?;
return simple_error!("Server status is not success: {}, response: {}", status, data);
}
success!("Init finished");
Ok(Some(0))
}
async fn do_read(_arg_matches: &ArgMatches<'_>, sub_arg_matches: &ArgMatches<'_>) -> CommandError {
let body = if let Some(name) = sub_arg_matches.value_of("name") {
json!({ "name": name })
} else {
return simple_error!("Require key");
};
let data = do_inner_request(sub_arg_matches, "read", &body).await?;
success!("Value: {}", serde_json::to_string_pretty(&data)?);
Ok(Some(0))
}
async fn do_write(_arg_matches: &ArgMatches<'_>, sub_arg_matches: &ArgMatches<'_>) -> CommandError {
let name = if let Some(name) = sub_arg_matches.value_of("name") {
name
} else {
return simple_error!("Require key");
};
let value = sub_arg_matches.value_of("value");
let value_hex = sub_arg_matches.value_of("value-hex");
let value_base64 = sub_arg_matches.value_of("value-base64");
let force_write = sub_arg_matches.is_present("force-write");
let comment = sub_arg_matches.value_of("comment");
let body = if let Some(value) = value {
json!({ "name": name, "force_write": force_write, "comment": comment, "value": json!({"value": value}) })
} else if let Some(value_hex) = value_hex {
json!({ "name": name, "force_write": force_write, "comment": comment, "value": json!({"value_hex": value_hex}) })
} else if let Some(value_base64) = value_base64 {
json!({ "name": name, "force_write": force_write, "comment": comment, "value": json!({"value_base64": value_base64}) })
} else {
return simple_error!("Require one of value, value-hex, value-base64");
};
let data = do_inner_request(sub_arg_matches, "write", &body).await?;
success!("Value: {}", serde_json::to_string_pretty(&data)?);
Ok(Some(0))
}
async fn do_encrypt(_arg_matches: &ArgMatches<'_>, sub_arg_matches: &ArgMatches<'_>) -> CommandError {
let value = sub_arg_matches.value_of("value");
let value_hex = sub_arg_matches.value_of("value-hex");
let value_base64 = sub_arg_matches.value_of("value-base64");
let body = if let Some(value) = value {
json!({ "value": value })
} else if let Some(value_hex) = value_hex {
json!({ "value_hex": value_hex })
} else if let Some(value_base64) = value_base64 {
json!({ "value_base64": value_base64 })
} else {
return simple_error!("Require one of value, value-hex, value-base64");
};
let data = do_inner_request(sub_arg_matches, "encrypt", &body).await?;
success!("Value: {}", serde_json::to_string_pretty(&data)?);
Ok(Some(0))
}
async fn do_decrypt(_arg_matches: &ArgMatches<'_>, sub_arg_matches: &ArgMatches<'_>) -> CommandError {
let value = opt_value_result!(sub_arg_matches.value_of("value"), "Argument value required");
let body = json!({ "encrypted_value": value });
let data = do_inner_request(sub_arg_matches, "decrypt", &body).await?;
success!("Value: {}", serde_json::to_string_pretty(&data)?);
Ok(Some(0))
}
fn do_offline_init(_arg_matches: &ArgMatches<'_>, _sub_arg_matches: &ArgMatches<'_>) -> CommandError {
let line = read_line("Input master key: ")?;
let master_key = if line.starts_with("hex:") {
let hex: String = line.chars().skip(4).collect();
hex::decode(&hex)?
} else if line.starts_with("base64:") {
let base64: String = line.chars().skip(7).collect();
STANDARD.decode(&base64)?
} else {
line.as_bytes().to_vec()
};
let jwk = read_line("Input JWK: ")?;
let jwk = Jwk::from_bytes(jwk.as_bytes())?;
let encrypted_master_key = jose::serialize_jwe_rsa(&master_key, &jwk)?;
success!("Encrypted master key: {}", encrypted_master_key);
Ok(Some(0))
}
fn read_line(prompt: &str) -> XResult<String> {
std::io::stdout().write_all(prompt.as_bytes()).ok();
std::io::stdout().flush().ok();
let mut line = String::new();
if let Err(e) = std::io::stdin().read_line(&mut line) {
return simple_error!("Read from terminal failed: {}", e);
}
Ok(line.trim().to_string())
}
async fn response_to_value(response: Response<Body>) -> XResult<Value> {
let req_body = response.into_body();
let whole_body = hyper::body::aggregate(req_body).await?;
let data: Value = serde_json::from_reader(whole_body.reader())?;
Ok(data)
}
async fn do_inner_request(sub_arg_matches: &ArgMatches<'_>, action: &str, body: &Value) -> XResult<Value> {
let connect = sub_arg_matches.value_of("connect").expect("Get argument listen error");
let body = serde_json::to_string(&body)?;
let client = Client::new();
let uri = format!("http://{}/{}", connect, action);
let req = Request::builder().method(Method::POST).uri(uri).body(Body::from(body))?;
let req_response = client.request(req).await?;
if req_response.status() != StatusCode::OK {
let status = req_response.status().as_u16();
let data = response_to_value(req_response).await?;
return simple_error!("Server status is not success: {}, response: {}", status, data);
}
response_to_value(req_response).await
}