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use std::sync::Arc;
use url::Url;
use crate::composition::{
with_registry, CompositionContext, DeserializeWithRegistry, ServiceBuilder, REG,
};
use super::DirectoryService;
/// Constructs a new instance of a [DirectoryService] from an URI.
///
/// The following URIs are supported:
/// - `memory:`
/// Uses a in-memory implementation.
/// from one process at the same time.
/// - `redb:`
/// Uses a in-memory redb implementation.
/// - `redb:///absolute/path/to/somewhere`
/// Uses redb, using a path on the disk for persistency. Can be only opened
/// from one process at the same time.
/// - `grpc+unix:///absolute/path/to/somewhere`
/// Connects to a local tvix-store gRPC service via Unix socket.
/// - `grpc+http://host:port`, `grpc+https://host:port`
/// Connects to a (remote) tvix-store gRPC service.
pub async fn from_addr(
uri: &str,
) -> Result<Arc<dyn DirectoryService>, Box<dyn std::error::Error + Send + Sync>> {
#[allow(unused_mut)]
let mut url = Url::parse(uri)
.map_err(|e| crate::Error::StorageError(format!("unable to parse url: {}", e)))?;
let directory_service_config = with_registry(®, || {
<DeserializeWithRegistry<Box<dyn ServiceBuilder<Output = dyn DirectoryService>>>>::try_from(
url,
)
})?
.0;
let directory_service = directory_service_config
.build("anonymous", &CompositionContext::blank())
.await?;
Ok(directory_service)
}
#[cfg(test)]
mod tests {
use super::from_addr;
use lazy_static::lazy_static;
use rstest::rstest;
use tempfile::TempDir;
lazy_static! {
static ref TMPDIR_REDB_1: TempDir = TempDir::new().unwrap();
static ref TMPDIR_REDB_2: TempDir = TempDir::new().unwrap();
}
#[rstest]
/// This uses an unsupported scheme.
#[case::unsupported_scheme("http://foo.example/test", false)]
/// This correctly sets the scheme, and doesn't set a path.
#[case::memory_valid("memory://", true)]
/// This sets a memory url host to `foo`
#[case::memory_invalid_host("memory://foo", false)]
/// This sets a memory url path to "/", which is invalid.
#[case::memory_invalid_root_path("memory:///", false)]
/// This sets a memory url path to "/foo", which is invalid.
#[case::memory_invalid_root_path_foo("memory:///foo", false)]
/// This configures redb in temporary mode.
#[case::redb_valid_temporary("redb://", true)]
/// This configures redb with /, which should fail.
#[case::redb_invalid_root("redb:///", false)]
/// This configures redb with a host, not path, which should fail.
#[case::redb_invalid_host("redb://foo.example", false)]
/// This configures redb with a valid path, which should succeed.
#[case::redb_valid_path(&format!("redb://{}", &TMPDIR_REDB_1.path().join("foo").to_str().unwrap()), true)]
/// This configures redb with a host, and a valid path path, which should fail.
#[case::redb_invalid_host_with_valid_path(&format!("redb://foo.example{}", &TMPDIR_REDB_2.path().join("bar").to_str().unwrap()), false)]
/// Correct scheme to connect to a unix socket.
#[case::grpc_valid_unix_socket("grpc+unix:///path/to/somewhere", true)]
/// Correct scheme for unix socket, but setting a host too, which is invalid.
#[case::grpc_invalid_unix_socket_and_host("grpc+unix://host.example/path/to/somewhere", false)]
/// Correct scheme to connect to localhost, with port 12345
#[case::grpc_valid_ipv6_localhost_port_12345("grpc+http://[::1]:12345", true)]
/// Correct scheme to connect to localhost over http, without specifying a port.
#[case::grpc_valid_http_host_without_port("grpc+http://localhost", true)]
/// Correct scheme to connect to localhost over http, without specifying a port.
#[case::grpc_valid_https_host_without_port("grpc+https://localhost", true)]
/// Correct scheme to connect to localhost over http, but with additional path, which is invalid.
#[case::grpc_invalid_host_and_path("grpc+http://localhost/some-path", false)]
/// A valid example for Bigtable
#[cfg_attr(
all(feature = "cloud", feature = "integration"),
case::bigtable_valid_url(
"bigtable://instance-1?project_id=project-1&table_name=table-1&family_name=cf1",
true
)
)]
/// A valid example for Bigtable, specifying a custom channel size and timeout
#[cfg_attr(
all(feature = "cloud", feature = "integration"),
case::bigtable_valid_url(
"bigtable://instance-1?project_id=project-1&table_name=table-1&family_name=cf1&channel_size=10&timeout=10",
true
)
)]
/// A invalid Bigtable example (missing fields)
#[cfg_attr(
all(feature = "cloud", feature = "integration"),
case::bigtable_invalid_url("bigtable://instance-1", false)
)]
#[tokio::test]
async fn test_from_addr_tokio(#[case] uri_str: &str, #[case] exp_succeed: bool) {
if exp_succeed {
from_addr(uri_str).await.expect("should succeed");
} else {
assert!(from_addr(uri_str).await.is_err(), "should fail");
}
}
}
|
