From 1a43ce5ac7033c148f64a033f2b1d335e95e11d5 Mon Sep 17 00:00:00 2001
From: Quentin Dufour <quentin@deuxfleurs.fr>
Date: Fri, 8 Mar 2024 08:17:03 +0100
Subject: WIP refactor

---
 aero-user/src/config.rs | 191 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 191 insertions(+)
 create mode 100644 aero-user/src/config.rs

(limited to 'aero-user/src/config.rs')

diff --git a/aero-user/src/config.rs b/aero-user/src/config.rs
new file mode 100644
index 0000000..7de2eac
--- /dev/null
+++ b/aero-user/src/config.rs
@@ -0,0 +1,191 @@
+use std::collections::HashMap;
+use std::io::{Read, Write};
+use std::net::SocketAddr;
+use std::path::PathBuf;
+
+use anyhow::Result;
+use serde::{Deserialize, Serialize};
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+pub struct CompanionConfig {
+    pub pid: Option<PathBuf>,
+    pub imap: ImapUnsecureConfig,
+    // @FIXME Add DAV
+
+    #[serde(flatten)]
+    pub users: LoginStaticConfig,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+pub struct ProviderConfig {
+    pub pid: Option<PathBuf>,
+    pub imap: Option<ImapConfig>,
+    pub imap_unsecure: Option<ImapUnsecureConfig>,
+    pub lmtp: Option<LmtpConfig>,
+    pub auth: Option<AuthConfig>,
+    pub dav_unsecure: Option<DavUnsecureConfig>,
+    pub users: UserManagement,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+#[serde(tag = "user_driver")]
+pub enum UserManagement {
+    Demo,
+    Static(LoginStaticConfig),
+    Ldap(LoginLdapConfig),
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+pub struct AuthConfig {
+    pub bind_addr: SocketAddr,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+pub struct LmtpConfig {
+    pub bind_addr: SocketAddr,
+    pub hostname: String,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+pub struct ImapConfig {
+    pub bind_addr: SocketAddr,
+    pub certs: PathBuf,
+    pub key: PathBuf,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+pub struct DavUnsecureConfig {
+    pub bind_addr: SocketAddr,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+pub struct ImapUnsecureConfig {
+    pub bind_addr: SocketAddr,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+pub struct LoginStaticConfig {
+    pub user_list: PathBuf,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+#[serde(tag = "storage_driver")]
+pub enum LdapStorage {
+    Garage(LdapGarageConfig),
+    InMemory,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+pub struct LdapGarageConfig {
+    pub s3_endpoint: String,
+    pub k2v_endpoint: String,
+    pub aws_region: String,
+
+    pub aws_access_key_id_attr: String,
+    pub aws_secret_access_key_attr: String,
+    pub bucket_attr: Option<String>,
+    pub default_bucket: Option<String>,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+pub struct LoginLdapConfig {
+    // LDAP connection info
+    pub ldap_server: String,
+    #[serde(default)]
+    pub pre_bind_on_login: bool,
+    pub bind_dn: Option<String>,
+    pub bind_password: Option<String>,
+    pub search_base: String,
+
+    // Schema-like info required for Aerogramme's logic
+    pub username_attr: String,
+    #[serde(default = "default_mail_attr")]
+    pub mail_attr: String,
+
+    // The field that will contain the crypto root thingy
+    pub crypto_root_attr: String,
+
+    // Storage related thing
+    #[serde(flatten)]
+    pub storage: LdapStorage,
+}
+
+// ----
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+#[serde(tag = "storage_driver")]
+pub enum StaticStorage {
+    Garage(StaticGarageConfig),
+    InMemory,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+pub struct StaticGarageConfig {
+    pub s3_endpoint: String,
+    pub k2v_endpoint: String,
+    pub aws_region: String,
+
+    pub aws_access_key_id: String,
+    pub aws_secret_access_key: String,
+    pub bucket: String,
+}
+
+pub type UserList = HashMap<String, UserEntry>;
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+pub struct UserEntry {
+    #[serde(default)]
+    pub email_addresses: Vec<String>,
+    pub password: String,
+    pub crypto_root: String,
+
+    #[serde(flatten)]
+    pub storage: StaticStorage,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+pub struct SetupEntry {
+    #[serde(default)]
+    pub email_addresses: Vec<String>,
+
+    #[serde(default)]
+    pub clear_password: Option<String>,
+
+    #[serde(flatten)]
+    pub storage: StaticStorage,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+#[serde(tag = "role")]
+pub enum AnyConfig {
+    Companion(CompanionConfig),
+    Provider(ProviderConfig),
+}
+
+// ---
+pub fn read_config<T: serde::de::DeserializeOwned>(config_file: PathBuf) -> Result<T> {
+    let mut file = std::fs::OpenOptions::new()
+        .read(true)
+        .open(config_file.as_path())?;
+
+    let mut config = String::new();
+    file.read_to_string(&mut config)?;
+
+    Ok(toml::from_str(&config)?)
+}
+
+pub fn write_config<T: Serialize>(config_file: PathBuf, config: &T) -> Result<()> {
+    let mut file = std::fs::OpenOptions::new()
+        .write(true)
+        .create(true)
+        .truncate(true)
+        .open(config_file.as_path())?;
+
+    file.write_all(toml::to_string(config)?.as_bytes())?;
+
+    Ok(())
+}
+
+fn default_mail_attr() -> String {
+    "mail".into()
+}
-- 
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