garage(tests): Remove RNG stuff

Cargo.nix

@@ -985,7 +985,6 @@ in
     devDependencies = {
       aws_sdk_s3 = rustPackages."registry+https://github.com/rust-lang/crates.io-index".aws-sdk-s3."0.6.0" { inherit profileName; };
       http = rustPackages."registry+https://github.com/rust-lang/crates.io-index".http."0.2.5" { inherit profileName; };
-      rand = rustPackages."registry+https://github.com/rust-lang/crates.io-index".rand."0.8.4" { inherit profileName; };
       static_init = rustPackages."registry+https://github.com/rust-lang/crates.io-index".static_init."1.0.2" { inherit profileName; };
     };
   });

src/garage/Cargo.toml

@@ -56,5 +56,4 @@ netapp = "0.3.0"
 aws-sdk-s3 = "0.6"
 http = "0.2"
 
-rand = "0.8"
 static_init = "1.0"

src/garage/tests/common/mod.rs

@@ -7,7 +7,6 @@ pub mod macros;
 pub mod client;
 pub mod ext;
 pub mod garage;
-pub mod util;
 
 const REGION: Region = Region::from_static("garage-integ-test");
 
@@ -28,7 +27,7 @@ impl Context {
 	///
 	/// Return the created bucket full name.
 	pub fn create_bucket(&self, name: &str) -> String {
-		let bucket_name = format!("{}-{}", name, util::random_id(6));
+		let bucket_name = name.to_owned();
 
 		self.garage
 			.command()

src/garage/tests/common/util.rs

@@ -1,13 +0,0 @@
-pub fn random_id(len: usize) -> String {
-	use rand::distributions::Slice;
-	use rand::Rng;
-
-	static ALPHABET: &[u8] = b"abcdefghijklmnopqrstuvwxyz0123456789.";
-
-	let rng = rand::thread_rng();
-	rng.sample_iter(Slice::new(ALPHABET).unwrap())
-		.map(|b| char::from(*b))
-		.filter(|c| c.is_ascii_lowercase() || c.is_ascii_digit())
-		.take(len)
-		.collect()
-}