text/x-rust
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9.88 KB
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275 lines
use std::fs::{File, OpenOptions};
use std::io::{BufRead, BufReader, Write};
use std::path::PathBuf;
use std::sync::mpsc::SendError;
use std::sync::{Arc,mpsc};
use std::thread;
use dashmap::DashMap;
use uuid::Uuid;
use crate::event::StoreEvent;
use crate::project_info::ProjectInfo;
use crate::{PasswordVerification, User};
use crate::Session;
use crate::SshKey;
#[derive(Clone, Debug)]
pub struct AuthStore {
chan: mpsc::SyncSender<StoreEvent>,
user_map: DashMap<String, Arc<User>>,
email_map: DashMap<String, String>, // email (lowercase) -> user_slug
session_map: DashMap<Uuid, Arc<Session>>,
ssh_key_map: DashMap<String, Arc<SshKey>>,
user_ssh_keys: DashMap<String, Vec<String>>,
project_map: DashMap<String, Arc<ProjectInfo>>,
owner_projects: DashMap<String, Vec<String>>,
}
impl AuthStore {
fn spawn_writer(path: PathBuf) -> mpsc::SyncSender<StoreEvent> {
let (tx, rx) = mpsc::sync_channel::<StoreEvent>(512);
thread::spawn(move || {
loop {
let mut file = OpenOptions::new()
.create(true)
.append(true)
.open(path.clone())
.expect("Couldn't open auth.ndjson");
for event in rx.iter() {
match event {
StoreEvent::ReopenLog => {
eprintln!("Reopening auth.ndjson");
break;
}
StoreEvent::Quit => {
file.flush().expect("Couldn't flush auth.ndjson on quit");
return;
},
_ => {
if let Ok(mut json) = serde_json::to_string(&event) {
json.push('\n');
file.write_all(json.as_bytes()).expect("Write to auth.ndjson failed");
} else {
eprintln!("Writing event to auth.ndjson failed: {:?}", event);
}
}
}
}
}
});
tx
}
pub fn handle_event(&self, event: StoreEvent) {
match event {
StoreEvent::Quit => return,
StoreEvent::ReopenLog => return,
StoreEvent::User(user) => {
// Handle email index: remove old email if user exists and email changed
if let Some(old_user) = self.user_map.get(&user.slug) {
let old_email = old_user.email.to_lowercase();
let new_email = user.email.to_lowercase();
if old_email != new_email {
self.email_map.remove(&old_email);
}
}
self.email_map.insert(user.email.to_lowercase(), user.slug.clone());
self.user_map.insert(user.slug.clone(), Arc::new(user));
},
StoreEvent::UserDelete { slug } => {
if let Some((_, user)) = self.user_map.remove(&slug) {
self.email_map.remove(&user.email.to_lowercase());
}
},
StoreEvent::Session(session) => {
self.session_map.insert(session.session_id.clone(), Arc::new(session));
},
StoreEvent::SessionDelete { session_id } => {
self.session_map.remove(&session_id);
},
StoreEvent::SshKey(ssh_key) => {
let public_key = ssh_key.public_key.clone();
let user_slug = ssh_key.user_slug.clone();
self.ssh_key_map.insert(public_key.clone(), Arc::new(ssh_key));
self.user_ssh_keys
.entry(user_slug)
.or_default()
.push(public_key);
},
StoreEvent::SshKeyDelete { public_key } => {
if let Some((_, ssh_key)) = self.ssh_key_map.remove(&public_key) {
if let Some(mut keys) = self.user_ssh_keys.get_mut(&ssh_key.user_slug) {
keys.retain(|k| k != &public_key);
}
}
}
StoreEvent::ProjectInfo(project_info) => {
let key = project_info.key.clone();
if let Some(owner) = project_info.owner() {
let owner = owner.to_string();
// Remove old entry if updating
if let Some(mut keys) = self.owner_projects.get_mut(&owner) {
keys.retain(|k| k != &key);
}
self.project_map.insert(key.clone(), Arc::new(project_info));
self.owner_projects
.entry(owner)
.or_default()
.push(key);
}
}
StoreEvent::ProjectInfoDelete { key } => {
if let Some((_, project_info)) = self.project_map.remove(&key) {
if let Some(owner) = project_info.owner() {
if let Some(mut keys) = self.owner_projects.get_mut(owner) {
keys.retain(|k| k != &key);
}
}
}
}
}
}
pub(crate) fn store_event(&self, event: StoreEvent) -> Result<(), SendError<StoreEvent>> {
self.chan.send(event.clone())?;
self.handle_event(event);
Ok(())
}
fn replay_log(&self, path: PathBuf) {
if let Ok(file) = File::open(path) {
BufReader::new(file).lines()
.flatten()
.flat_map(|line| serde_json::from_str::<StoreEvent>(&line))
.for_each(|event| self.handle_event(event));
} else {
eprintln!("No auth.ndjson found for replay, starting from scratch");
}
}
pub fn new(dir_root: PathBuf) -> Self {
let path = dir_root.join("auth.ndjson");
let chan = Self::spawn_writer(path.clone());
let ret = Self {
chan,
user_map: DashMap::new(),
email_map: DashMap::new(),
session_map: DashMap::new(),
ssh_key_map: DashMap::new(),
user_ssh_keys: DashMap::new(),
project_map: DashMap::new(),
owner_projects: DashMap::new(),
};
ret.replay_log(path);
ret
}
pub fn get_user(&self, slug: &str) -> Option<Arc<User>> {
self.user_map.get(slug).map(|v| v.value().clone())
}
pub fn get_user_slug_by_email(&self, email: &str) -> Option<String> {
self.email_map.get(&email.to_lowercase()).map(|v| v.clone())
}
pub fn login_user(&self, slug: &str, password: &str) -> Option<Arc<User>> {
if let Some(user) = self.get_user(slug) {
match user.verify_password_hash(password) {
PasswordVerification::Valid => {
Some(user)
},
PasswordVerification::ValidNeedsRehash { new_hash } => {
let mut new_user = user.as_ref().clone();
new_user.password_hash = new_hash;
if new_user.save(self).is_err() {
None
} else {
self.get_user(slug)
}
},
PasswordVerification::Error |
PasswordVerification::Invalid => {
None
}
}
} else {
None
}
}
pub fn get_user_by_session(&self, session_id: Uuid) -> Option<Arc<User>> {
if let Some(session) = self.session_map.get(&session_id) {
self.get_user(&session.user_slug)
} else {
None
}
}
pub fn get_ssh_key(&self, public_key: &str) -> Option<Arc<SshKey>> {
self.ssh_key_map.get(public_key).map(|v| v.value().clone())
}
pub fn get_user_by_ssh_key(&self, public_key: &str) -> Option<Arc<User>> {
if let Some(ssh_key) = self.ssh_key_map.get(public_key) {
self.get_user(&ssh_key.user_slug)
} else {
None
}
}
pub fn get_ssh_keys_for_user(&self, user_slug: &str) -> Vec<Arc<SshKey>> {
self.user_ssh_keys
.get(user_slug)
.map(|keys| {
keys.iter()
.filter_map(|pk| self.ssh_key_map.get(pk).map(|v| v.value().clone()))
.collect()
})
.unwrap_or_default()
}
/// Get a project by its composite key (~owner/slug)
pub fn get_project(&self, key: &str) -> Option<Arc<ProjectInfo>> {
self.project_map.get(key).map(|v| v.value().clone())
}
/// Get a project by owner and slug
pub fn get_project_by_owner_slug(&self, owner: &str, slug: &str) -> Option<Arc<ProjectInfo>> {
let key = ProjectInfo::make_key(owner, slug);
self.get_project(&key)
}
/// Get all projects for an owner
pub fn get_projects_for_owner(&self, owner: &str) -> Vec<Arc<ProjectInfo>> {
self.owner_projects
.get(owner)
.map(|keys| {
keys.iter()
.filter_map(|key| self.project_map.get(key).map(|v| v.value().clone()))
.collect()
})
.unwrap_or_default()
}
/// Get all public projects (for explore/list pages)
/// Returns projects with Read or Write public access
pub fn get_public_projects(&self) -> Vec<Arc<ProjectInfo>> {
use crate::project_info::PublicAccess;
self.project_map
.iter()
.filter(|entry| entry.value().public_access != PublicAccess::None)
.map(|entry| entry.value().clone())
.collect()
}
}
impl Drop for AuthStore {
fn drop(&mut self) {
self.chan.send(StoreEvent::Quit).expect("Couldn't send quit to auth.ndjson writer thread");
}
}
