Clean up tls-related feature flags

This provides a clear and consistent interface for selecting TLS-related
features on both (xmpp and tokio-xmpp) crates. All feature checks have
been revamped. All working combinations have been tested (including a
connectivity test + --all-features docs build) using:

```
set -xeuo pipefail
features=(aws_lc_rs ring ktls,aws_lc_rs ktls,ring aws_lc_rs,ring aws_lc_rs,ring,ktls native-tls rustls-any-backend)
export RUSTFLAGS=" -D warnings"
cargo test --no-default-features
cargo test
for feature in ${features[@]}; do
  echo ">>> BUILDING with $feature" 2>&1
  # Running code or building examples cannot succeed with rustls-any-backend.
  features="starttls,$feature"
  if [ "$feature" != 'rustls-any-backend' ]; then
    if ! cargo test --no-default-features --features="$features"; then
      echo ">>> BUILD FAILED for tls feature set: $features" >&2
      exit 1
    fi
    set +e
    timeout -sINT -p -k 2 3 cargo run --no-default-features --features="$features" --example keep_connection -- test@hub.sotecware.net "$(pass xmpp/test@hub.sotecware.net)"
    status="$?"
    set -e
    if [ $status -ne 0 ]; then
      echo ">>> keep_connection did not shut down cleanly! (status: $status)" >&2
      exit 1
    fi
  else
    if ! cargo build --no-default-features --features="$feature"; then
      echo ">>> BUILD FAILED for tls feature set: $features" >&2
      exit 1
    fi
  fi
done
RUSTDOCFLAGS="--cfg docsrs" RUSTFLAGS="--cfg xmpprs_doc_build" cargo +nightly doc -Zrustdoc-map --all-features
```
This commit is contained in:
Jonas Schäfer 2025-05-10 10:45:43 +02:00
commit fc8b581593
15 changed files with 273 additions and 135 deletions

View file

@ -31,11 +31,20 @@ name = "hello_bot"
required-features = ["avatars"]
[features]
default = ["avatars", "starttls-rust"]
starttls-native = ["tokio-xmpp/starttls", "tokio-xmpp/tls-native", "reqwest/native-tls"]
starttls-rust = ["tokio-xmpp/starttls", "tokio-xmpp/tls-rust", "reqwest/rustls-tls-no-provider", "tokio-xmpp/tls-rust-webpki-roots"]
starttls-rust-aws_lc_rs = ["tokio-xmpp/tls-rust-aws_lc_rs", "starttls-rust"]
starttls-rust-ring = ["tokio-xmpp/tls-rust-ring", "starttls-rust"]
default = ["avatars", "aws_lc_rs", "starttls", "rustls-native-certs"]
aws_lc_rs = ["rustls-any-backend", "tokio-xmpp/aws_lc_rs", "reqwest/rustls-tls-no-provider"]
ring = ["rustls-any-backend", "tokio-xmpp/ring", "reqwest/rustls-tls-no-provider"]
native-tls = ["tokio-xmpp/native-tls", "reqwest/native-tls"]
ktls = ["rustls-any-backend", "tokio-xmpp/ktls", "reqwest/rustls-tls"]
rustls-any-backend = ["tokio-xmpp/rustls-any-backend"]
rustls-native-certs = ["tokio-xmpp/rustls-native-certs"]
webpki-roots = ["tokio-xmpp/webpki-roots"]
starttls = ["tokio-xmpp/starttls"]
avatars = []
escape-hatch = []
syntax-highlighting = [ "tokio-xmpp/syntax-highlighting" ]