attempt to add support for ldap

Blind attempt
Don't create account for existing ldap that is unknown yet
Include connection pooling
remotes/epsilon-phase/feature/ldap
Trinity Pointard 5 years ago
parent 7fd1fe6d52
commit f0ca7ccde8

154
Cargo.lock generated

@ -1308,6 +1308,40 @@ name = "lazycell"
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@ -1642,6 +1676,11 @@ name = "nodrop"
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@ -1994,6 +2033,7 @@ dependencies = [
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@ -2582,6 +2622,11 @@ dependencies = [
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@ -2695,11 +2740,21 @@ name = "siphasher"
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@ -2880,6 +2935,11 @@ dependencies = [
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@ -3051,6 +3111,24 @@ dependencies = [
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@ -3089,6 +3167,23 @@ dependencies = [
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@ -3156,6 +3259,16 @@ dependencies = [
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@ -3178,6 +3291,22 @@ dependencies = [
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@ -3195,6 +3324,18 @@ dependencies = [
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"checksum tokio-udp 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "66268575b80f4a4a710ef83d087fdfeeabdce9b74c797535fbac18a2cb906e92"
"checksum tokio-uds 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)" = "65ae5d255ce739e8537221ed2942e0445f4b3b813daebac1c0050ddaaa3587f9"
"checksum tokio-uds 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)" = "037ffc3ba0e12a0ab4aca92e5234e0dedeb48fddf6ccd260f1f150a36a9f2445"
"checksum tokio-uds-proto 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "93842f83f760d2a48eb54225f819d05549e69c481f56be4a1b1f51decf99da5b"
"checksum toml 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)" = "758664fc71a3a69038656bee8b6be6477d2a6c315a6b81f7081f591bffa4111f"
"checksum traitobject 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "efd1f82c56340fdf16f2a953d7bda4f8fdffba13d93b00844c25572110b26079"
"checksum try-lock 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "e604eb7b43c06650e854be16a2a03155743d3752dd1c943f6829e26b7a36e382"

@ -12,6 +12,7 @@ guid-create = "0.1"
heck = "0.3.0"
itertools = "0.8.0"
lazy_static = "*"
ldap3 = "0.6.1"
migrations_internals= "1.4.0"
openssl = "0.10.22"
rocket = "0.4.0"

@ -14,6 +14,7 @@ pub struct Config {
pub search_index: String,
pub rocket: Result<RocketConfig, RocketError>,
pub logo: LogoConfig,
pub ldap: LdapConfig,
}
#[derive(Debug, Clone)]
@ -184,6 +185,27 @@ impl Default for LogoConfig {
}
}
#[derive(Debug, Clone)]
pub struct LdapConfig {
pub url: Option<String>,
pub bind_dn: Option<String>,
}
impl Default for LdapConfig {
fn default() -> Self {
let url = var("LDAP_URL").ok();
let bind_dn = var("LDAP_BIND_DN").ok();
if url.is_some() ^ bind_dn.is_some() {
panic!(
r#"Invalid configuration :
You must provide both LDAP_URL and LDAP_BIND_DN, or neither"#
);
} else {
LdapConfig { url, bind_dn }
}
}
}
lazy_static! {
pub static ref CONFIG: Config = Config {
base_url: var("BASE_URL").unwrap_or_else(|_| format!(
@ -199,5 +221,6 @@ lazy_static! {
search_index: var("SEARCH_INDEX").unwrap_or_else(|_| "search_index".to_owned()),
rocket: get_rocket_config(),
logo: LogoConfig::default(),
ldap: LdapConfig::default(),
};
}

@ -0,0 +1,80 @@
use crate::CONFIG;
use ldap3::LdapConn;
use std::io;
use std::sync::{mpsc, Mutex};
use std::thread;
type Message = (String, String, mpsc::Sender<io::Result<bool>>);
pub struct Ldap {
channel: mpsc::Sender<Message>,
}
impl Ldap {
pub fn get_shared() -> Self {
Ldap {
channel: CHANNEL.lock().unwrap().clone(),
}
}
pub fn connect(&self, username: String, password: String) -> LdapResult {
let (s, r) = mpsc::channel();
self.channel.send((username, password, s)).unwrap(); //we know the remote end was not closed
LdapResult { channel: r }
}
}
pub struct LdapResult {
channel: mpsc::Receiver<io::Result<bool>>,
}
impl LdapResult {
pub fn get(self) -> io::Result<bool> {
self.channel.recv().unwrap() //we know some message must have been send, be it an error
}
}
/// This function loop indefinitelly, handling requests
fn handle(url: &str, bind_dn: &str, channel: mpsc::Receiver<Message>) {
let mut conn = LdapConn::new(url).expect("Error connecting to ldap server");
for (user, password, channel) in channel.iter() {
let res = conn
.simple_bind(&format!("uid={},{}", user, bind_dn), &password)
.map(|r| r.rc == 0);
let err = res.is_err();
channel.send(res).ok(); //we can't assume the other end did not drop it's handle
let err = conn.unbind().is_err() || err;
if err {
if let Ok(c) = LdapConn::new(url) {
conn = c;
}
}
}
}
fn ignore(channel: mpsc::Receiver<Message>) {
for (_user, _password, channel) in channel.iter() {
channel.send(Ok(false)).ok();
}
}
lazy_static! {
static ref CHANNEL: Mutex<mpsc::Sender<Message>> = {
let (s, r) = mpsc::channel();
let builder = thread::Builder::new().name("ldap_handler".into());
builder
.spawn(move || {
if CONFIG.ldap.url.is_some() && CONFIG.ldap.bind_dn.is_some() {
handle(
CONFIG.ldap.url.as_ref().unwrap(),
CONFIG.ldap.bind_dn.as_ref().unwrap(),
r,
)
} else {
ignore(r);
}
})
.unwrap();
Mutex::new(s)
};
}

@ -15,6 +15,7 @@ extern crate heck;
extern crate itertools;
#[macro_use]
extern crate lazy_static;
extern crate ldap3;
extern crate migrations_internals;
extern crate openssl;
extern crate plume_api;
@ -363,6 +364,7 @@ pub mod follows;
pub mod headers;
pub mod inbox;
pub mod instance;
pub mod ldap;
pub mod likes;
pub mod medias;
pub mod mentions;

@ -41,6 +41,7 @@ use blogs::Blog;
use db_conn::DbConn;
use follows::Follow;
use instance::*;
use ldap::Ldap;
use medias::Media;
use post_authors::PostAuthor;
use posts::Post;
@ -349,7 +350,13 @@ impl User {
.or_else(|_| User::find_by_fqn(&rocket, &name));
match user {
Ok(user) => {
if user.auth(password) {
let ldap_conn = Ldap::get_shared().connect(name.to_owned(), password.to_owned());
let local_conn = user.auth(password);
let ldap_conn = ldap_conn.get().unwrap_or(false);
if ldap_conn && local_conn {
user.clear_password(&rocket.conn).ok();
}
if ldap_conn || local_conn {
Ok(user)
} else {
Err(Error::NotFound)
@ -369,6 +376,13 @@ impl User {
Ok(())
}
fn clear_password(&self, conn: &Connection) -> Result<()> {
diesel::update(self)
.set(users::hashed_password.eq::<Option<String>>(None))
.execute(conn)?;
Ok(())
}
pub fn get_local_page(conn: &Connection, (min, max): (i32, i32)) -> Result<Vec<User>> {
users::table
.filter(users::instance_id.eq(Instance::get_local()?.id))

@ -44,6 +44,7 @@ use diesel::r2d2::ConnectionManager;
use plume_models::{
db_conn::{DbPool, PragmaForeignKey},
instance::Instance,
ldap::Ldap,
migrations::IMPORTED_MIGRATIONS,
search::{Searcher as UnmanagedSearcher, SearcherError},
Connection, Error, CONFIG,
@ -81,6 +82,7 @@ fn init_pool() -> Option<DbPool> {
e => e.map(|_| ()).unwrap(),
}
let _ = Ldap::get_shared(); // force initialization of lazy static
let manager = ConnectionManager::<Connection>::new(CONFIG.database_url.as_str());
let pool = DbPool::builder()
.connection_customizer(Box::new(PragmaForeignKey))

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