Implement `rpc_secret_file`

pull/466/head
Felix Scheinost 1 month ago
parent 02e8eb167e
commit f2106c2733
  1. 1
      .envrc
  2. 1
      .gitignore
  3. 2
      doc/book/development/devenv.md
  4. 6
      doc/book/reference-manual/configuration.md
  5. 16
      flake.lock
  6. 42
      flake.nix
  7. 2
      src/garage/main.rs
  8. 2
      src/model/garage.rs
  9. 26
      src/util/config.rs

@ -0,0 +1 @@
use flake

1
.gitignore vendored

@ -3,3 +3,4 @@
/pki
**/*.rs.bk
*.swp
/.direnv

@ -39,7 +39,7 @@ Now you can enter our nix-shell, all the required packages will be downloaded bu
nix-shell
```
You can use the traditionnal Rust development workflow:
You can use the traditional Rust development workflow:
```bash
cargo build # compile the project

@ -96,7 +96,7 @@ Performance characteristics of the different DB engines are as follows:
- Sled: the default database engine, which tends to produce
large data files and also has performance issues, especially when the metadata folder
is on a traditionnal HDD and not on SSD.
is on a traditional HDD and not on SSD.
- LMDB: the recommended alternative on 64-bit systems,
much more space-efficiant and slightly faster. Note that the data format of LMDB is not portable
between architectures, so for instance the Garage database of an x86-64
@ -267,6 +267,10 @@ This key should be specified here in the form of a 32-byte hex-encoded
random string. Such a string can be generated with a command
such as `openssl rand -hex 32`.
### `rpc_secret_file`
Like `rpc_secret` above, just that this is the path to a file that Garage will try to read the secret from.
### `rpc_bind_addr`
The address and port on which to bind for inter-cluster communcations

@ -55,6 +55,21 @@
"type": "github"
}
},
"flake-utils_2": {
"locked": {
"lastModified": 1667395993,
"narHash": "sha256-nuEHfE/LcWyuSWnS8t12N1wc105Qtau+/OdUAjtQ0rA=",
"owner": "numtide",
"repo": "flake-utils",
"rev": "5aed5285a952e0b949eb3ba02c12fa4fcfef535f",
"type": "github"
},
"original": {
"owner": "numtide",
"repo": "flake-utils",
"type": "github"
}
},
"nixpkgs": {
"locked": {
"lastModified": 1665657542,
@ -74,6 +89,7 @@
"root": {
"inputs": {
"cargo2nix": "cargo2nix",
"flake-utils": "flake-utils_2",
"nixpkgs": "nixpkgs"
}
},

@ -7,22 +7,30 @@
url = "github:Alexis211/cargo2nix/a7a61179b66054904ef6a195d8da736eaaa06c36";
inputs.nixpkgs.follows = "nixpkgs";
};
inputs.flake-utils.url = "github:numtide/flake-utils";
outputs = { self, nixpkgs, cargo2nix }: let
git_version = self.lastModifiedDate;
compile = import ./nix/compile.nix;
forAllSystems = nixpkgs.lib.genAttrs nixpkgs.lib.systems.flakeExposed;
in
{
packages = forAllSystems (system: {
default = (compile {
inherit system git_version;
pkgsSrc = nixpkgs;
cargo2nixOverlay = cargo2nix.overlays.default;
release = true;
}).workspace.garage {
compileMode = "build";
};
});
};
outputs = { self, nixpkgs, cargo2nix, flake-utils }:
let
git_version = self.lastModifiedDate;
compile = import ./nix/compile.nix;
in flake-utils.lib.eachDefaultSystem (system:
let pkgs = nixpkgs.legacyPackages.${system};
in {
packages = {
default = (compile {
inherit system git_version;
pkgsSrc = nixpkgs;
cargo2nixOverlay = cargo2nix.overlays.default;
release = true;
}).workspace.garage { compileMode = "build"; };
};
devShell = ((compile {
inherit system git_version;
pkgsSrc = nixpkgs;
cargo2nixOverlay = cargo2nix.overlays.default;
release = false;
}).workspaceShell {
packages = [ pkgs.rustfmt ];
});
});
}

@ -173,7 +173,7 @@ async fn cli_command(opt: Opt) -> Result<(), Error> {
let net_key_hex_str = opt
.rpc_secret
.as_ref()
.or_else(|| config.as_ref().map(|c| &c.rpc_secret))
.or_else(|| config.as_ref().and_then(|c| c.rpc_secret.as_ref()))
.ok_or("No RPC secret provided")?;
let network_key = NetworkKey::from_slice(
&hex::decode(net_key_hex_str).err_context("Invalid RPC secret key (bad hex)")?[..],

@ -159,7 +159,7 @@ impl Garage {
};
let network_key = NetworkKey::from_slice(
&hex::decode(&config.rpc_secret).expect("Invalid RPC secret key")[..],
&hex::decode(&config.rpc_secret.as_ref().unwrap()).expect("Invalid RPC secret key")[..],
)
.expect("Invalid RPC secret key");

@ -34,7 +34,10 @@ pub struct Config {
pub compression_level: Option<i32>,
/// RPC secret key: 32 bytes hex encoded
pub rpc_secret: String,
pub rpc_secret: Option<String>,
/// Optional file where RPC secret key is read from
pub rpc_secret_file: Option<String>,
/// Address to bind for RPC
pub rpc_bind_addr: SocketAddr,
@ -177,7 +180,26 @@ pub fn read_config(config_file: PathBuf) -> Result<Config, Error> {
let mut config = String::new();
file.read_to_string(&mut config)?;
Ok(toml::from_str(&config)?)
let mut parsed_config: Config = toml::from_str(&config)?;
match (&parsed_config.rpc_secret, &parsed_config.rpc_secret_file) {
(Some(_), _) => {}
(None, Some(rpc_secret_file_path_string)) => {
let mut rpc_secret_file = std::fs::OpenOptions::new()
.read(true)
.open(rpc_secret_file_path_string)?;
let mut rpc_secret_from_file = String::new();
rpc_secret_file.read_to_string(&mut rpc_secret_from_file)?;
// trim_end: allows for use case such as `echo "$(openssl rand -hex 32)" > somefile`.
// also editors sometimes add a trailing newline
parsed_config.rpc_secret = Some(String::from(rpc_secret_from_file.trim_end()));
}
(None, None) => {
return Err("either `rpc_secret` or `rpc_secret_file` needs to be set".into())
}
};
Ok(parsed_config)
}
fn default_compression() -> Option<i32> {

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