121 lines
3.4 KiB
Rust

use serde::{Serialize, Deserialize};
use sqlx::{
FromRow,
Sqlite,
SqlitePool,
sqlite::SqliteRow,
Transaction,
types::Uuid,
};
use tokio_stream::StreamExt;
use crate::errors::*;
mod aws;
pub use aws::{AwsBaseCredential, AwsSessionCredential};
mod crypto;
pub use crypto::Crypto;
mod record;
pub use record::CredentialRecord;
mod session;
pub use session::AppSession;
mod ssh;
pub use ssh::SshKey;
#[derive(Debug, Clone, Eq, PartialEq, Serialize, Deserialize)]
#[serde(tag = "type")]
pub enum Credential {
AwsBase(AwsBaseCredential),
AwsSession(AwsSessionCredential),
Ssh(SshKey),
}
pub trait PersistentCredential: for<'a> Deserialize<'a> + Sized {
type Row: Send + Unpin + for<'r> FromRow<'r, SqliteRow>;
fn type_name() -> &'static str;
fn into_credential(self) -> Credential;
fn row_id(row: &Self::Row) -> Uuid;
fn from_row(row: Self::Row, crypto: &Crypto) -> Result<Self, LoadCredentialsError>;
// save_details needs to be implemented per-type because we don't know the number of parameters in advance
async fn save_details(&self, id: &Uuid, crypto: &Crypto, txn: &mut Transaction<'_, Sqlite>) -> Result<(), SaveCredentialsError>;
fn table_name() -> String {
format!("{}_credentials", Self::type_name())
}
async fn load(id: &Uuid, crypto: &Crypto, pool: &SqlitePool) -> Result<Self, LoadCredentialsError> {
let q = format!("SELECT * FROM {} WHERE id = ?", Self::table_name());
let row: Self::Row = sqlx::query_as(&q)
.bind(id)
.fetch_optional(pool)
.await?
.ok_or(LoadCredentialsError::NoCredentials)?;
Self::from_row(row, crypto)
}
async fn load_by_name(name: &str, crypto: &Crypto, pool: &SqlitePool) -> Result<Self, LoadCredentialsError> {
let q = format!(
"SELECT * FROM {} WHERE id = (SELECT id FROM credentials WHERE name = ?)",
Self::table_name(),
);
let row: Self::Row = sqlx::query_as(&q)
.bind(name)
.fetch_optional(pool)
.await?
.ok_or(LoadCredentialsError::NoCredentials)?;
Self::from_row(row, crypto)
}
async fn load_default(crypto: &Crypto, pool: &SqlitePool) -> Result<Self, LoadCredentialsError> {
let q = format!(
"SELECT details.*
FROM {} details
JOIN credentials c
ON c.id = details.id
AND c.is_default = 1",
Self::table_name(),
);
let row: Self::Row = sqlx::query_as(&q)
.fetch_optional(pool)
.await?
.ok_or(LoadCredentialsError::NoCredentials)?;
Self::from_row(row, crypto)
}
async fn list(crypto: &Crypto, pool: &SqlitePool) -> Result<Vec<(Uuid, Credential)>, LoadCredentialsError> {
let q = format!(
"SELECT details.*
FROM
{} details
JOIN credentials c
ON c.id = details.id
ORDER BY c.created_at",
Self::table_name(),
);
let mut rows = sqlx::query_as::<_, Self::Row>(&q).fetch(pool);
let mut creds = Vec::new();
while let Some(row) = rows.try_next().await? {
let id = Self::row_id(&row);
let cred = Self::from_row(row, crypto)?.into_credential();
creds.push((id, cred));
}
Ok(creds)
}
}