Make all DB engines optional build features

This commit is contained in:
Alex 2022-09-06 17:09:43 +02:00
parent 48ffaaadfc
commit b886c75450
Signed by: lx
GPG key ID: 0E496D15096376BE
5 changed files with 50 additions and 7 deletions

View file

@ -21,9 +21,9 @@ err-derive = "0.3"
hexdump = "0.1"
tracing = "0.1.30"
heed = { version = "0.11", default-features = false, features = ["lmdb"] }
rusqlite = "0.27"
sled = "0.34"
heed = { version = "0.11", default-features = false, features = ["lmdb"], optional = true }
rusqlite = { version = "0.27", optional = true }
sled = { version = "0.34", optional = true }
# cli deps
clap = { version = "3.1.18", optional = true, features = ["derive", "env"] }
@ -35,3 +35,5 @@ mktemp = "0.4"
[features]
bundled-libs = [ "rusqlite/bundled" ]
cli = ["clap", "pretty_env_logger"]
lmdb = [ "heed" ]
sqlite = [ "rusqlite" ]

View file

@ -1,8 +1,12 @@
#[macro_use]
#[cfg(feature = "sqlite")]
extern crate tracing;
#[cfg(feature = "lmdb")]
pub mod lmdb_adapter;
#[cfg(feature = "sled")]
pub mod sled_adapter;
#[cfg(feature = "sqlite")]
pub mod sqlite_adapter;
pub mod counted_tree_hack;

View file

@ -74,9 +74,17 @@ base64 = "0.13"
[features]
default = [ "bundled-libs", "metrics" ]
kubernetes-discovery = [ "garage_rpc/kubernetes-discovery" ]
default = [ "bundled-libs", "metrics", "sled" ]
k2v = [ "garage_util/k2v", "garage_api/k2v" ]
# Database engines, Sled is still our default even though we don't like it
sled = [ "garage_model/sled" ]
lmdb = [ "garage_model/lmdb" ]
sqlite = [ "garage_model/sqlite" ]
# Automatic registration and discovery via Kubernetes API
kubernetes-discovery = [ "garage_rpc/kubernetes-discovery" ]
# Prometheus exporter (/metrics endpoint).
metrics = [ "garage_api/metrics", "opentelemetry-prometheus", "prometheus" ]
# Exporter for the OpenTelemetry Collector.

View file

@ -46,3 +46,6 @@ netapp = "0.4"
[features]
k2v = [ "garage_util/k2v" ]
lmdb = [ "garage_db/lmdb" ]
sled = [ "garage_db/sled" ]
sqlite = [ "garage_db/sqlite" ]

View file

@ -80,6 +80,8 @@ impl Garage {
let mut db_path = config.metadata_dir.clone();
std::fs::create_dir_all(&db_path).expect("Unable to create Garage meta data directory");
let db = match config.db_engine.as_str() {
// ---- Sled DB ----
#[cfg(feature = "sled")]
"sled" => {
db_path.push("db");
info!("Opening Sled database at: {}", db_path.display());
@ -91,6 +93,10 @@ impl Garage {
.expect("Unable to open sled DB");
db::sled_adapter::SledDb::init(db)
}
#[cfg(not(feature = "sled"))]
"sled" => return Err(Error::Message("sled db not available in this build".into())),
// ---- Sqlite DB ----
#[cfg(feature = "sqlite")]
"sqlite" | "sqlite3" | "rusqlite" => {
db_path.push("db.sqlite");
info!("Opening Sqlite database at: {}", db_path.display());
@ -98,6 +104,14 @@ impl Garage {
.expect("Unable to open sqlite DB");
db::sqlite_adapter::SqliteDb::init(db)
}
#[cfg(not(feature = "sqlite"))]
"sqlite" | "sqlite3" | "rusqlite" => {
return Err(Error::Message(
"sqlite db not available in this build".into(),
))
}
// ---- LMDB DB ----
#[cfg(feature = "lmdb")]
"lmdb" | "heed" => {
db_path.push("db.lmdb");
info!("Opening LMDB database at: {}", db_path.display());
@ -111,10 +125,22 @@ impl Garage {
.expect("Unable to open LMDB DB");
db::lmdb_adapter::LmdbDb::init(db)
}
#[cfg(not(feature = "lmdb"))]
"lmdb" | "heed" => return Err(Error::Message("lmdb db not available in this build".into())),
// ---- Unavailable DB engine ----
e => {
return Err(Error::Message(format!(
"Unsupported DB engine: {} (options: sled, sqlite, lmdb)",
e
"Unsupported DB engine: {} (options: {})",
e,
vec![
#[cfg(feature = "sled")]
"sled",
#[cfg(feature = "sqlite")]
"sqlite",
#[cfg(feature = "lmdb")]
"lmdb",
]
.join(", ")
)));
}
};