surma
8d3c163992
Part 1 fixes: complete stdout writes, buffered stdin, Rust type names in schemas, enum variant docs, -32603 for serde errors in handlers, crate docs and modules. End-to-end check of a generated consumer through a fake core.
47 lines
1.4 KiB
Rust
47 lines
1.4 KiB
Rust
//! Keep a process-local vault behind a fixed endpoint at `/run/secrets`.
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//! Start `secrets.serve` as a detached boot service. Its memory lasts until process exit.
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use sausage_plugin::{Ctx, Result, listen, rpc, schema};
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use std::{cell::RefCell, collections::BTreeMap, rc::Rc};
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struct Secrets;
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#[rpc(endpoints(vault=Vault))]
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impl Secrets {
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/// Open the in-memory vault and publish its endpoint.
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async fn serve(&self) -> Result<()> {
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listen("/run/secrets", Rc::new(Vault::default())).await
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}
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}
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#[derive(Default)]
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struct Vault {
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entries: RefCell<BTreeMap<String, String>>,
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}
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/// The name and value of a secret.
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#[schema]
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struct PutParams {
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/// The unique name within this vault.
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name: String,
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/// The text to store until process exit.
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value: String,
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}
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/// The name of a secret to read.
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#[schema]
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struct GetParams {
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/// The unique name within this vault.
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name: String,
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}
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#[rpc]
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impl Vault {
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/// Store a secret and report its name to the caller.
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fn put(&self, ctx: &Ctx, p: PutParams) -> Result<()> {
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ctx.notify("stored", sausage_plugin::serde_json::json!({"name":p.name}))?;
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self.entries.borrow_mut().insert(p.name, p.value);
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Ok(())
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}
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/// Read a secret, or return null when its name is absent.
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fn get(&self, p: GetParams) -> Result<Option<String>> {
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Ok(self.entries.borrow().get(&p.name).cloned())
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}
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}
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fn main() {
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sausage_plugin::run(Secrets)
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}
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