feat(deps): allow using openssl for tls (#37)

* feat(deps): allow using openssl for tls

this allows reusing the openssl present on a distro already,
and takes a release build with it from 5.5 to 4.7mb

* chore(shuttle): update the enabled features for deployment

---------

Co-authored-by: Orhun Parmaksız <orhunparmaksiz@gmail.com>

.github/workflows/shuttle.yml

@@ -24,7 +24,7 @@ jobs:
         run: cargo binstall -y cargo-shuttle
       - name: Prepare for deployment
         shell: bash
-        run: sed -i 's|default = \[\]|default = \["shuttle"\]|g' Cargo.toml
+        run: sed -i 's|default = \["rustls"\]|default = \["rustls", "shuttle"\]|g' Cargo.toml
       - name: Login
         run: cargo shuttle login --api-key ${{ secrets.SHUTTLE_TOKEN }}
       - name: Restart

Cargo.lock

@@ -196,7 +196,9 @@ dependencies = [
  "futures-core",
  "http",
  "log",
+ "openssl",
  "pin-project-lite",
+ "tokio-openssl",
  "tokio-rustls",
  "tokio-util",
  "webpki-roots",
@@ -459,6 +461,7 @@ dependencies = [
  "itoa",
  "log",
  "mime",
+ "openssl",
  "percent-encoding",
  "pin-project-lite",
  "rand",
@@ -953,6 +956,21 @@ version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
 
+[[package]]
+name = "foreign-types"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f6f339eb8adc052cd2ca78910fda869aefa38d22d5cb648e6485e4d3fc06f3b1"
+dependencies = [
+ "foreign-types-shared",
+]
+
+[[package]]
+name = "foreign-types-shared"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "00b0228411908ca8685dba7fc2cdd70ec9990a6e753e89b6ac91a84c40fbaf4b"
+
 [[package]]
 name = "form_urlencoded"
 version = "1.1.0"
@@ -1793,6 +1811,44 @@ version = "1.17.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b7e5500299e16ebb147ae15a00a942af264cf3688f47923b8fc2cd5858f23ad3"
 
+[[package]]
+name = "openssl"
+version = "0.10.52"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "01b8574602df80f7b85fdfc5392fa884a4e3b3f4f35402c070ab34c3d3f78d56"
+dependencies = [
+ "bitflags",
+ "cfg-if 1.0.0",
+ "foreign-types",
+ "libc",
+ "once_cell",
+ "openssl-macros",
+ "openssl-sys",
+]
+
+[[package]]
+name = "openssl-macros"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a948666b637a0f465e8564c73e89d4dde00d72d4d473cc972f390fc3dcee7d9c"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.15",
+]
+
+[[package]]
+name = "openssl-sys"
+version = "0.9.87"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8e17f59264b2809d77ae94f0e1ebabc434773f370d6ca667bd223ea10e06cc7e"
+dependencies = [
+ "cc",
+ "libc",
+ "pkg-config",
+ "vcpkg",
+]
+
 [[package]]
 name = "opentelemetry"
 version = "0.18.0"
@@ -2834,6 +2890,18 @@ dependencies = [
  "syn 2.0.15",
 ]
 
+[[package]]
+name = "tokio-openssl"
+version = "0.6.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c08f9ffb7809f1b20c1b398d92acf4cc719874b3b2b2d9ea2f09b4a80350878a"
+dependencies = [
+ "futures-util",
+ "openssl",
+ "openssl-sys",
+ "tokio",
+]
+
 [[package]]
 name = "tokio-rustls"
 version = "0.23.4"
@@ -3158,6 +3226,12 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "830b7e5d4d90034032940e4ace0d9a9a057e7a45cd94e6c007832e39edb82f6d"
 
+[[package]]
+name = "vcpkg"
+version = "0.2.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "accd4ea62f7bb7a82fe23066fb0957d48ef677f6eeb8215f372f52e48bb32426"
+
 [[package]]
 name = "version_check"
 version = "0.9.4"

Cargo.toml

@@ -13,7 +13,9 @@ categories = ["web-programming::http-server"]
 include = ["src/**/*", "Cargo.*", "LICENSE", "README.md", "CHANGELOG.md"]
 
 [features]
-default = []
+default = ["rustls"]
+openssl = ["actix-web/openssl", "awc/openssl"]
+rustls = ["actix-web/rustls", "awc/rustls"]
 shuttle = [
   "dep:shuttle-actix-web",
   "dep:shuttle-runtime",
@@ -22,10 +24,10 @@ shuttle = [
 ]
 
 [dependencies]
-actix-web = { version = "4.3.1", features = ["rustls"] }
+actix-web = { version = "4.3.1" }
 actix-multipart = "0.6.0"
 actix-files = "0.6.2"
-awc = { version = "3.1.1", features = ["rustls"] }
+awc = { version = "3.1.1" }
 env_logger = "0.10.0"
 log = "0.4.17"
 serde = "1.0.163"