Merge pull request #572 from brson/rustls

Add preliminary rustls support

Cargo.toml

@@ -17,9 +17,18 @@ license = "MIT OR Apache-2.0"
 
 build = "build.rs"
 
+[features]
+
+default = ["curl-backend", "hyper-backend"]
+
+curl-backend = ["download/curl-backend"]
+hyper-backend = ["download/hyper-backend"]
+rustls-backend = ["download/rustls-backend"]
+
 [dependencies]
 rustup-dist = { path = "src/rustup-dist", version = "0.2.0" }
 rustup-utils = { path = "src/rustup-utils", version = "0.2.0" }
+download = { path = "src/download" }
 error-chain = "0.2.1"
 clap = "2.2.4"
 regex = "0.1.41"

src/download/Cargo.toml

@@ -8,18 +8,17 @@ license = "MIT/Apache-2.0"
 
 [features]
 
-default = ["hyper-mode", "curl-mode"]
+default = ["hyper-backend"]
 
-curl-mode = ["curl"]
-hyper-mode = ["hyper", "native-tls", "openssl-sys"]
+curl-backend = ["curl"]
+hyper-backend = ["hyper", "native-tls", "openssl-sys"]
+rustls-backend = ["hyper", "rustls", "lazy_static"]
 
 [dependencies]
 error-chain = "0.2.1"
 url = "1.1"
-
-[dependencies.curl]
-version = "0.3"
-optional = true
+curl = { version = "0.3", optional = true }
+lazy_static = { version = "0.2", optional = true }
 
 [dependencies.hyper]
 version = "0.9.8"
@@ -33,3 +32,6 @@ optional = true
 [target.'cfg(not(any(target_os = "windows", target_os = "macos")))'.dependencies]
 openssl-sys = { version = "0.7.11", optional = true }
 
+[dependencies.rustls]
+git = "https://github.com/ctz/rustls.git"
+optional = true