mirror of
https://github.com/nitnelave/lldap.git
synced 2023-04-12 14:25:13 +00:00
Implement SQL connection
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parent
c63c7105aa
commit
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@ -17,6 +17,7 @@ http = "*"
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ldap3_server = "*"
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log = "*"
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serde = "*"
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sqlx = { version = "0.5", features = [ "runtime-actix-native-tls", "sqlite", "macros" ] }
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thiserror = "*"
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tokio = { version = "1.2.0", features = ["full"] }
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tokio-util = "0.6.3"
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@ -2,18 +2,29 @@ use crate::infra::configuration::Configuration;
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use actix_rt::net::TcpStream;
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use actix_server::ServerBuilder;
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use actix_service::{fn_service, pipeline_factory};
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use anyhow::bail;
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use anyhow::Result;
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use futures_util::future::ok;
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use log::*;
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use std::rc::Rc;
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use tokio::net::tcp::WriteHalf;
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use tokio_util::codec::{FramedRead, FramedWrite};
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use ldap3_server::simple::*;
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use ldap3_server::LdapCodec;
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pub struct LdapSession {
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pub struct LdapSession<DB>
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where
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DB: sqlx::Database,
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{
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dn: String,
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sql_pool: Rc<sqlx::Pool<DB>>,
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}
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impl LdapSession {
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impl<DB> LdapSession<DB>
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where
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DB: sqlx::Database,
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{
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pub fn do_bind(&mut self, sbr: &SimpleBindRequest) -> LdapMsg {
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if sbr.dn == "cn=Directory Manager" && sbr.pw == "password" {
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self.dn = sbr.dn.to_string();
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@ -61,51 +72,103 @@ impl LdapSession {
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pub fn do_whoami(&mut self, wr: &WhoamiRequest) -> LdapMsg {
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wr.gen_success(format!("dn: {}", self.dn).as_str())
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}
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pub fn handle_ldap_message(&mut self, server_op: ServerOps) -> Option<Vec<LdapMsg>>
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where
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DB: sqlx::Database,
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{
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let result = match server_op {
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ServerOps::SimpleBind(sbr) => vec![self.do_bind(&sbr)],
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ServerOps::Search(sr) => self.do_search(&sr),
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ServerOps::Unbind(_) => {
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// No need to notify on unbind (per rfc4511)
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return None;
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}
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ServerOps::Whoami(wr) => vec![self.do_whoami(&wr)],
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};
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Some(result)
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}
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}
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pub fn build_ldap_server(
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config: &Configuration,
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server_builder: ServerBuilder,
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) -> Result<ServerBuilder> {
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async fn handle_incoming_message<DB>(
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msg: Result<LdapMsg, std::io::Error>,
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resp: &mut FramedWrite<WriteHalf<'_>, LdapCodec>,
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session: &mut LdapSession<DB>,
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) -> Result<bool>
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where
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DB: sqlx::Database,
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{
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use futures_util::SinkExt;
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use futures_util::StreamExt;
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use std::convert::TryFrom;
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use tokio_util::codec::{FramedRead, FramedWrite};
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let server_op = match msg
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.map_err(|_e| ())
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.and_then(|msg| ServerOps::try_from(msg))
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{
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Ok(a_value) => a_value,
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Err(an_error) => {
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let _err = resp
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.send(DisconnectionNotice::gen(
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LdapResultCode::Other,
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"Internal Server Error",
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))
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.await;
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let _err = resp.flush().await;
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bail!("Internal server error: {:?}", an_error);
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}
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};
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match session.handle_ldap_message(server_op) {
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None => return Ok(false),
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Some(result) => {
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for rmsg in result.into_iter() {
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if let Err(e) = resp.send(rmsg).await {
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bail!("Error while sending a response: {:?}", e);
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}
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}
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if let Err(e) = resp.flush().await {
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bail!("Error while flushing responses: {:?}", e);
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}
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}
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}
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Ok(true)
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}
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pub fn build_ldap_server<DB>(
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config: &Configuration,
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sql_pool: sqlx::Pool<DB>,
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server_builder: ServerBuilder,
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) -> Result<ServerBuilder>
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where
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DB: sqlx::Database,
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{
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use futures_util::StreamExt;
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Ok(
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server_builder.bind("ldap", ("0.0.0.0", config.ldap_port), move || {
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pipeline_factory(fn_service(move |mut stream: TcpStream| async {
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// Configure the codec etc.
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let (r, w) = stream.split();
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let mut reqs = FramedRead::new(r, LdapCodec);
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let mut resp = FramedWrite::new(w, LdapCodec);
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let sql_pool = std::rc::Rc::new(sql_pool.clone());
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pipeline_factory(fn_service(move |mut stream: TcpStream| {
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let sql_pool = sql_pool.clone();
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async move {
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// Configure the codec etc.
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let (r, w) = stream.split();
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let mut requests = FramedRead::new(r, LdapCodec);
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let mut resp = FramedWrite::new(w, LdapCodec);
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let mut session = LdapSession {
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dn: "Anonymous".to_string(),
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};
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while let Some(msg) = reqs.next().await {
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let server_op = match msg
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.map_err(|_e| ())
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.and_then(|msg| ServerOps::try_from(msg))
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{
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Ok(a_value) => a_value,
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Err(an_error) => {
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let _err = resp
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.send(DisconnectionNotice::gen(
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LdapResultCode::Other,
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"Internal Server Error",
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))
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.await;
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let _err = resp.flush().await;
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return Err(format!("Internal server error: {:?}", an_error));
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}
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let mut session = LdapSession {
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dn: "Anonymous".to_string(),
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sql_pool,
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};
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}
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Ok(stream)
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while let Some(msg) = requests.next().await {
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if !handle_incoming_message(msg, &mut resp, &mut session).await? {
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break;
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}
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}
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Ok(stream)
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}
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}))
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.map_err(|err| error!("Service Error: {:?}", err))
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.map_err(|err: anyhow::Error| error!("Service Error: {:?}", err))
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// catch
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.and_then(move |_| {
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// finally
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@ -7,10 +7,14 @@ use futures_util::future::ok;
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use log::*;
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use std::sync::Arc;
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pub fn build_tcp_server(
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pub fn build_tcp_server<DB>(
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config: &Configuration,
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sql_pool: sqlx::Pool<DB>,
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server_builder: ServerBuilder,
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) -> Result<ServerBuilder> {
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) -> Result<ServerBuilder>
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where
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DB: sqlx::Database,
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{
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use std::sync::atomic::AtomicUsize;
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use std::sync::atomic::Ordering;
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use tokio::io::AsyncReadExt;
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15
src/main.rs
15
src/main.rs
@ -2,13 +2,22 @@ use crate::infra::configuration::Configuration;
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use anyhow::Result;
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use futures_util::TryFutureExt;
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use log::*;
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use sqlx::sqlite::{SqliteConnectOptions, SqlitePoolOptions};
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use std::str::FromStr;
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mod infra;
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async fn run_server(config: Configuration) -> Result<()> {
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let server_builder =
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infra::ldap_server::build_ldap_server(&config, actix_server::Server::build())?;
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let server_builder = infra::tcp_server::build_tcp_server(&config, server_builder)?;
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let sql_pool = SqlitePoolOptions::new()
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.max_connections(5)
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.connect_with(SqliteConnectOptions::from_str("sqlite://users.db")?.create_if_missing(true))
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.await?;
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let server_builder = infra::ldap_server::build_ldap_server(
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&config,
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sql_pool.clone(),
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actix_server::Server::build(),
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)?;
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let server_builder = infra::tcp_server::build_tcp_server(&config, sql_pool, server_builder)?;
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server_builder.workers(1).run().await?;
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Ok(())
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}
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