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-rw-r--r--src/garage/main.rs46
-rw-r--r--src/garage/repair/offline.rs9
-rw-r--r--src/garage/server.rs5
-rw-r--r--src/model/garage.rs23
-rw-r--r--src/util/config.rs116
5 files changed, 133 insertions, 66 deletions
diff --git a/src/garage/main.rs b/src/garage/main.rs
index 736e11ec..1ab18bb2 100644
--- a/src/garage/main.rs
+++ b/src/garage/main.rs
@@ -25,6 +25,7 @@ use structopt::StructOpt;
use netapp::util::parse_and_resolve_peer_addr;
use netapp::NetworkKey;
+use garage_util::config::Config;
use garage_util::error::*;
use garage_rpc::system::*;
@@ -46,11 +47,10 @@ struct Opt {
#[structopt(short = "h", long = "rpc-host", env = "GARAGE_RPC_HOST")]
pub rpc_host: Option<String>,
- /// RPC secret network key for admin operations
- #[structopt(short = "s", long = "rpc-secret", env = "GARAGE_RPC_SECRET")]
- pub rpc_secret: Option<String>,
+ #[structopt(flatten)]
+ pub secrets: Secrets,
- /// Configuration file (garage.toml)
+ /// Path to configuration file
#[structopt(
short = "c",
long = "config",
@@ -63,6 +63,24 @@ struct Opt {
cmd: Command,
}
+#[derive(StructOpt, Debug)]
+pub struct Secrets {
+ /// RPC secret network key, used to replace rpc_secret in config.toml when running the
+ /// daemon or doing admin operations
+ #[structopt(short = "s", long = "rpc-secret", env = "GARAGE_RPC_SECRET")]
+ pub rpc_secret: Option<String>,
+
+ /// Metrics API authentication token, replaces admin.metrics_token in config.toml when
+ /// running the Garage daemon
+ #[structopt(long = "admin-token", env = "GARAGE_ADMIN_TOKEN")]
+ pub admin_token: Option<String>,
+
+ /// Metrics API authentication token, replaces admin.metrics_token in config.toml when
+ /// running the Garage daemon
+ #[structopt(long = "metrics-token", env = "GARAGE_METRICS_TOKEN")]
+ pub metrics_token: Option<String>,
+}
+
#[tokio::main]
async fn main() {
// Initialize version and features info
@@ -145,9 +163,9 @@ async fn main() {
sodiumoxide::init().expect("Unable to init sodiumoxide");
let res = match opt.cmd {
- Command::Server => server::run_server(opt.config_file).await,
+ Command::Server => server::run_server(opt.config_file, opt.secrets).await,
Command::OfflineRepair(repair_opt) => {
- repair::offline::offline_repair(opt.config_file, repair_opt).await
+ repair::offline::offline_repair(opt.config_file, opt.secrets, repair_opt).await
}
Command::Node(NodeOperation::NodeId(node_id_opt)) => {
node_id_command(opt.config_file, node_id_opt.quiet)
@@ -162,7 +180,7 @@ async fn main() {
}
async fn cli_command(opt: Opt) -> Result<(), Error> {
- let config = if opt.rpc_secret.is_none() || opt.rpc_host.is_none() {
+ let config = if opt.secrets.rpc_secret.is_none() || opt.rpc_host.is_none() {
Some(garage_util::config::read_config(opt.config_file.clone())
.err_context(format!("Unable to read configuration file {}. Configuration file is needed because -h or -s is not provided on the command line.", opt.config_file.to_string_lossy()))?)
} else {
@@ -171,6 +189,7 @@ async fn cli_command(opt: Opt) -> Result<(), Error> {
// Find and parse network RPC secret
let net_key_hex_str = opt
+ .secrets
.rpc_secret
.as_ref()
.or_else(|| config.as_ref().and_then(|c| c.rpc_secret.as_ref()))
@@ -230,3 +249,16 @@ async fn cli_command(opt: Opt) -> Result<(), Error> {
Ok(x) => Ok(x),
}
}
+
+fn fill_secrets(mut config: Config, secrets: Secrets) -> Config {
+ if secrets.rpc_secret.is_some() {
+ config.rpc_secret = secrets.rpc_secret;
+ }
+ if secrets.admin_token.is_some() {
+ config.admin.admin_token = secrets.admin_token;
+ }
+ if secrets.metrics_token.is_some() {
+ config.admin.metrics_token = secrets.metrics_token;
+ }
+ config
+}
diff --git a/src/garage/repair/offline.rs b/src/garage/repair/offline.rs
index 25193e4a..f4edcf03 100644
--- a/src/garage/repair/offline.rs
+++ b/src/garage/repair/offline.rs
@@ -6,8 +6,13 @@ use garage_util::error::*;
use garage_model::garage::Garage;
use crate::cli::structs::*;
+use crate::{fill_secrets, Secrets};
-pub async fn offline_repair(config_file: PathBuf, opt: OfflineRepairOpt) -> Result<(), Error> {
+pub async fn offline_repair(
+ config_file: PathBuf,
+ secrets: Secrets,
+ opt: OfflineRepairOpt,
+) -> Result<(), Error> {
if !opt.yes {
return Err(Error::Message(
"Please add the --yes flag to launch repair operation".into(),
@@ -15,7 +20,7 @@ pub async fn offline_repair(config_file: PathBuf, opt: OfflineRepairOpt) -> Resu
}
info!("Loading configuration...");
- let config = read_config(config_file)?;
+ let config = fill_secrets(read_config(config_file)?, secrets);
info!("Initializing Garage main data store...");
let garage = Garage::new(config)?;
diff --git a/src/garage/server.rs b/src/garage/server.rs
index 16f1b625..958089c6 100644
--- a/src/garage/server.rs
+++ b/src/garage/server.rs
@@ -17,6 +17,7 @@ use garage_api::k2v::api_server::K2VApiServer;
use crate::admin::*;
#[cfg(feature = "telemetry-otlp")]
use crate::tracing_setup::*;
+use crate::{fill_secrets, Secrets};
async fn wait_from(mut chan: watch::Receiver<bool>) {
while !*chan.borrow() {
@@ -26,9 +27,9 @@ async fn wait_from(mut chan: watch::Receiver<bool>) {
}
}
-pub async fn run_server(config_file: PathBuf) -> Result<(), Error> {
+pub async fn run_server(config_file: PathBuf, secrets: Secrets) -> Result<(), Error> {
info!("Loading configuration...");
- let config = read_config(config_file)?;
+ let config = fill_secrets(read_config(config_file)?, secrets);
// ---- Initialize Garage internals ----
diff --git a/src/model/garage.rs b/src/model/garage.rs
index 92cab17c..0a9ec608 100644
--- a/src/model/garage.rs
+++ b/src/model/garage.rs
@@ -98,7 +98,7 @@ impl Garage {
.cache_capacity(config.sled_cache_capacity)
.flush_every_ms(Some(config.sled_flush_every_ms))
.open()
- .expect("Unable to open sled DB");
+ .ok_or_message("Unable to open sled DB")?;
db::sled_adapter::SledDb::init(db)
}
#[cfg(not(feature = "sled"))]
@@ -109,7 +109,7 @@ impl Garage {
db_path.push("db.sqlite");
info!("Opening Sqlite database at: {}", db_path.display());
let db = db::sqlite_adapter::rusqlite::Connection::open(db_path)
- .expect("Unable to open sqlite DB");
+ .ok_or_message("Unable to open sqlite DB")?;
db::sqlite_adapter::SqliteDb::init(db)
}
#[cfg(not(feature = "sqlite"))]
@@ -123,7 +123,8 @@ impl Garage {
"lmdb" | "heed" => {
db_path.push("db.lmdb");
info!("Opening LMDB database at: {}", db_path.display());
- std::fs::create_dir_all(&db_path).expect("Unable to create LMDB data directory");
+ std::fs::create_dir_all(&db_path)
+ .ok_or_message("Unable to create LMDB data directory")?;
let map_size = garage_db::lmdb_adapter::recommended_map_size();
use db::lmdb_adapter::heed;
@@ -135,7 +136,9 @@ impl Garage {
env_builder.flag(heed::flags::Flags::MdbNoSync);
env_builder.flag(heed::flags::Flags::MdbNoMetaSync);
}
- let db = env_builder.open(&db_path).expect("Unable to open LMDB DB");
+ let db = env_builder
+ .open(&db_path)
+ .ok_or_message("Unable to open LMDB DB")?;
db::lmdb_adapter::LmdbDb::init(db)
}
#[cfg(not(feature = "lmdb"))]
@@ -158,13 +161,15 @@ impl Garage {
}
};
- let network_key = NetworkKey::from_slice(
- &hex::decode(config.rpc_secret.as_ref().unwrap()).expect("Invalid RPC secret key")[..],
- )
- .expect("Invalid RPC secret key");
+ let network_key = hex::decode(config.rpc_secret.as_ref().ok_or_message(
+ "rpc_secret value is missing, not present in config file or in environment",
+ )?)
+ .ok()
+ .and_then(|x| NetworkKey::from_slice(&x))
+ .ok_or_message("Invalid RPC secret key")?;
let replication_mode = ReplicationMode::parse(&config.replication_mode)
- .expect("Invalid replication_mode in config file.");
+ .ok_or_message("Invalid replication_mode in config file.")?;
info!("Initialize membership management system...");
let system = System::new(network_key, replication_mode, &config)?;
diff --git a/src/util/config.rs b/src/util/config.rs
index f0a881aa..2176353e 100644
--- a/src/util/config.rs
+++ b/src/util/config.rs
@@ -34,9 +34,7 @@ pub struct Config {
pub compression_level: Option<i32>,
/// RPC secret key: 32 bytes hex encoded
- /// Note: When using `read_config` this should never be `None`
pub rpc_secret: Option<String>,
-
/// Optional file where RPC secret key is read from
pub rpc_secret_file: Option<String>,
@@ -122,10 +120,17 @@ pub struct WebConfig {
pub struct AdminConfig {
/// Address and port to bind for admin API serving
pub api_bind_addr: Option<SocketAddr>,
+
/// Bearer token to use to scrape metrics
pub metrics_token: Option<String>,
+ /// File to read metrics token from
+ pub metrics_token_file: Option<String>,
+
/// Bearer token to use to access Admin API endpoints
pub admin_token: Option<String>,
+ /// File to read admin token from
+ pub admin_token_file: Option<String>,
+
/// OTLP server to where to export traces
pub trace_sink: Option<String>,
}
@@ -183,29 +188,55 @@ pub fn read_config(config_file: PathBuf) -> Result<Config, Error> {
let mut parsed_config: Config = toml::from_str(&config)?;
- match (&parsed_config.rpc_secret, &parsed_config.rpc_secret_file) {
- (Some(_), None) => {
+ secret_from_file(
+ &mut parsed_config.rpc_secret,
+ &parsed_config.rpc_secret_file,
+ "rpc_secret",
+ )?;
+ secret_from_file(
+ &mut parsed_config.admin.metrics_token,
+ &parsed_config.admin.metrics_token_file,
+ "admin.metrics_token",
+ )?;
+ secret_from_file(
+ &mut parsed_config.admin.admin_token,
+ &parsed_config.admin.admin_token_file,
+ "admin.admin_token",
+ )?;
+
+ Ok(parsed_config)
+}
+
+fn secret_from_file(
+ secret: &mut Option<String>,
+ secret_file: &Option<String>,
+ name: &'static str,
+) -> Result<(), Error> {
+ match (&secret, &secret_file) {
+ (_, None) => {
// no-op
}
(Some(_), Some(_)) => {
- return Err("only one of `rpc_secret` and `rpc_secret_file` can be set".into())
+ return Err(format!("only one of `{}` and `{}_file` can be set", name, name).into());
}
- (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)?;
+ (None, Some(file_path)) => {
+ #[cfg(unix)]
+ if std::env::var("GARAGE_ALLOW_WORLD_READABLE_SECRETS").as_deref() != Ok("true") {
+ use std::os::unix::fs::MetadataExt;
+ let metadata = std::fs::metadata(&file_path)?;
+ if metadata.mode() & 0o077 != 0 {
+ return Err(format!("File {} is world-readable! (mode: 0{:o}, expected 0600)\nRefusing to start until this is fixed, or environment variable GARAGE_ALLOW_WORLD_READABLE_SECRETS is set to true.", file_path, metadata.mode()).into());
+ }
+ }
+ let mut file = std::fs::OpenOptions::new().read(true).open(file_path)?;
+ let mut secret_buf = String::new();
+ file.read_to_string(&mut secret_buf)?;
// 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())
+ *secret = Some(String::from(secret_buf.trim_end()));
}
- };
-
- Ok(parsed_config)
+ }
+ Ok(())
}
fn default_compression() -> Option<i32> {
@@ -269,31 +300,7 @@ mod tests {
use std::io::Write;
#[test]
- fn test_rpc_secret_is_required() -> Result<(), Error> {
- let path1 = mktemp::Temp::new_file()?;
- let mut file1 = File::create(path1.as_path())?;
- writeln!(
- file1,
- r#"
- metadata_dir = "/tmp/garage/meta"
- data_dir = "/tmp/garage/data"
- replication_mode = "3"
- rpc_bind_addr = "[::]:3901"
-
- [s3_api]
- s3_region = "garage"
- api_bind_addr = "[::]:3900"
- "#
- )?;
- assert_eq!(
- "either `rpc_secret` or `rpc_secret_file` needs to be set",
- super::read_config(path1.to_path_buf())
- .unwrap_err()
- .to_string()
- );
- drop(path1);
- drop(file1);
-
+ fn test_rpc_secret() -> Result<(), Error> {
let path2 = mktemp::Temp::new_file()?;
let mut file2 = File::create(path2.as_path())?;
writeln!(
@@ -328,7 +335,7 @@ mod tests {
let path_config = mktemp::Temp::new_file()?;
let mut file_config = File::create(path_config.as_path())?;
- let path_secret_path = path_secret.as_path().display();
+ let path_secret_path = path_secret.as_path();
writeln!(
file_config,
r#"
@@ -336,15 +343,32 @@ mod tests {
data_dir = "/tmp/garage/data"
replication_mode = "3"
rpc_bind_addr = "[::]:3901"
- rpc_secret_file = "{path_secret_path}"
+ rpc_secret_file = "{}"
[s3_api]
s3_region = "garage"
api_bind_addr = "[::]:3900"
- "#
+ "#,
+ path_secret_path.display()
)?;
let config = super::read_config(path_config.to_path_buf())?;
assert_eq!("foo", config.rpc_secret.unwrap());
+
+ #[cfg(unix)]
+ {
+ use std::os::unix::fs::PermissionsExt;
+ let metadata = std::fs::metadata(&path_secret_path)?;
+ let mut perm = metadata.permissions();
+ perm.set_mode(0o660);
+ std::fs::set_permissions(&path_secret_path, perm)?;
+
+ std::env::set_var("GARAGE_ALLOW_WORLD_READABLE_SECRETS", "false");
+ assert!(super::read_config(path_config.to_path_buf()).is_err());
+
+ std::env::set_var("GARAGE_ALLOW_WORLD_READABLE_SECRETS", "true");
+ assert!(super::read_config(path_config.to_path_buf()).is_ok());
+ }
+
drop(path_config);
drop(path_secret);
drop(file_config);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-01 11:36:02 +0000