Update fuzzing

Enable password and pubkey auth on event

Bump to newer honggfuzz dep

Author: mkj

Cargo.lock

@@ -4,7 +4,7 @@ version = "0.1.0"
 edition = "2021"
 
 [dependencies]
-honggfuzz = { version = "=0.5.57", optional = true }
+honggfuzz = { version = "=0.5.58", optional = true }
 afl = { version = "*", optional = true }
 sunset = { workspace = true, features = ["arbitrary"] }
 sunset-sshwire-derive.workspace = true

fuzz/Cargo.toml

@@ -81,7 +81,7 @@ Minimise a corpus
 Install [`honggfuzz-rs`](https://github.com/rust-fuzz/honggfuzz-rs)
 
 ```
-HFUZZ_INPUT=$HOME/tmp/fuzzsunset/afl61/m_fuzz-server/queue HFUZZ_BUILD_ARGS="--profile=fuzz --features honggfuzz" RUSTFLAGS='-C target-cpu=native'  HFUZZ_RUN_ARGS='-n24  --dict server.dict ' cargo hfuzz run fuzz-server
+HFUZZ_INPUT=$HOME/tmp/fuzzsunset/afl61/m_fuzz-server/queue HFUZZ_BUILD_ARGS="--profile=fuzz --features honggfuzz" RUSTFLAGS='-C target-cpu=native'  HFUZZ_RUN_ARGS='-n24  --dict server.dict ' nice cargo hfuzz run fuzz-server
 ```
 
 Add `-M` to the `HFUZZ_RUN_ARGS` to minimise a corpus in-place.

fuzz/README.md

@@ -41,10 +41,12 @@ fn serv_event(input: &mut FuzzInput, ev: Event, state: &mut State) -> Result<()>
         ServEvent::Hostkeys(h) => {
             h.hostkeys(core::slice::from_ref(&&state.conf.key))?;
         }
-        ServEvent::FirstAuth(h) => {
+        ServEvent::FirstAuth(mut h) => {
             assert!(!state.authed);
             assert!(!state.firstauth);
             state.firstauth = true;
+            h.enable_password_auth(true).unwrap();
+            h.enable_pubkey_auth(true).unwrap();
             black_box(h.username()?);
             if input.chance(0.9)? {
                 state.authed = true;