Fix musl release

.github/workflows/release.yml

@@ -123,6 +123,8 @@ jobs:
           path: |
             ${{ env.X86_GNU_REL_BIN }}
 
+  # NOTE: For musl, we only support ssh2 and not libssh for the time being due to some
+  #       build issue with libssh-rs-sys not finding the symbol ENGINE_cleanup in libcrypto
   linux_musl:
     name: "Build release on Linux (musl)"
     runs-on: ubuntu-latest
@@ -147,7 +149,7 @@ jobs:
       - name: Build binary (MUSL x86_64)
         run: |
           source $HOME/.cargo/env
-          cargo build --release --all-features --target ${{ env.X86_MUSL_ARCH }}
+          cargo build --release --no-default-features --features ssh2 --target ${{ env.X86_MUSL_ARCH }}
           ls -l ./${{ env.X86_MUSL_DIR }}
           strip ./${{ env.X86_MUSL_DIR }}/${{ env.BUILD_BIN }}
           mv ./${{ env.X86_MUSL_DIR }}/${{ env.BUILD_BIN }} ./${{ env.X86_MUSL_REL_BIN }}

Cargo.toml

@@ -20,8 +20,9 @@ lto = true
 codegen-units = 1
 
 [features]
-default = ["ssh2"]
-ssh2 = ["distant-ssh2"]
+default = ["libssh", "ssh2"]
+libssh = ["distant-ssh2/libssh"]
+ssh2 = ["distant-ssh2/ssh2"]
 
 [dependencies]
 derive_more = { version = "0.99.16", default-features = false, features = ["display", "from", "error", "is_variant"] }
@@ -42,7 +43,7 @@ termwiz = "0.15.0"
 whoami = "1.1.2"
 
 # Optional native SSH functionality
-distant-ssh2 = { version = "=0.16.1", path = "distant-ssh2", features = ["serde"], optional = true }
+distant-ssh2 = { version = "=0.16.1", path = "distant-ssh2", default-features = false, features = ["serde"], optional = true }
 
 [target.'cfg(unix)'.dependencies]
 fork = "0.1.18"

distant-ssh2/Cargo.toml

@@ -10,6 +10,11 @@ repository = "https://github.com/chipsenkbeil/distant"
 readme = "README.md"
 license = "MIT OR Apache-2.0"
 
+[features]
+default = ["libssh", "ssh2"]
+libssh = ["wezterm-ssh/libssh-rs", "wezterm-ssh/vendored-openssl-libssh-rs"]
+ssh2 = ["wezterm-ssh/ssh2", "wezterm-ssh/vendored-openssl-ssh2"]
+
 [dependencies]
 async-compat = "0.2.1"
 distant-core = { version = "=0.16.1", path = "../distant-core" }
@@ -20,15 +25,7 @@ rpassword = "5.0.1"
 shell-words = "1.0"
 smol = "1.2"
 tokio = { version = "1.12.0", features = ["full"] }
-wezterm-ssh = { version = "0.4.0", features = ["vendored-openssl"] }
-
-# Constrained to the last version of openssl that builds together with
-# `openssl-sys = "=0.9.71"` which we are constrained to in libssh-rs used
-# by wezterm-ssh until it switches back to openssl 3.x.
-# https://github.com/sfackler/rust-openssl/issues/1630
-# https://github.com/sfackler/rust-openssl/pull/1578
-# https://github.com/wez/libssh-rs/blob/main/libssh-rs-sys/Cargo.toml
-openssl = "=0.10.38"
+wezterm-ssh = { version = "0.4.0", default-features = false }
 
 # Optional serde support for data structures
 serde = { version = "1.0.126", features = ["derive"], optional = true }