check rust programs (#4688)

ci/buildkite.yml

@@ -2,7 +2,7 @@ steps:
   - command: "ci/shellcheck.sh"
     name: "shellcheck"
     timeout_in_minutes: 5
-  - command: ". ci/rust-version.sh; ci/docker-run.sh $$rust_stable_docker_image ci/test-checks.sh"
+  - command: ". ci/rust-version.sh; ci/docker-run.sh $$rust_nightly_docker_image ci/test-checks.sh"
     name: "checks"
     timeout_in_minutes: 15
   - wait

ci/docker-rust-nightly/Dockerfile

@@ -3,6 +3,7 @@ ARG date
 
 RUN set -x \
  && rustup install nightly-$date \
+ && rustup component add clippy --toolchain=nightly-$date \
  && rustup show \
  && rustc --version \
  && cargo --version \

ci/docker-rust-nightly/README.md

@@ -15,12 +15,12 @@ To update the pinned version:
 1. Run `ci/docker-rust-nightly/build.sh` to rebuild the nightly image locally,
    or potentially `ci/docker-rust-nightly/build.sh YYYY-MM-DD` if there's a
    specific YYYY-MM-DD that is desired (default is today's build).
+1. Update `ci/rust-version.sh` to reflect the new nightly `YYY-MM-DD`
 1. Run `SOLANA_DOCKER_RUN_NOSETUID=1 ci/docker-run.sh --nopull solanalabs/rust-nightly:YYYY-MM-DD ci/test-coverage.sh`
    to confirm the new nightly image builds.  Fix any issues as needed
 1. Run `docker login` to enable pushing images to Docker Hub, if you're authorized.
 1. Run `CI=true ci/docker-rust-nightly/build.sh YYYY-MM-DD` to push the new nightly image to dockerhub.com.
-1. Modify the `solanalabs/rust-nightly:YYYY-MM-DD` reference in `ci/rust-version.sh` from the previous to
-   new *YYYY-MM-DD* value, send a PR with this change and any codebase adjustments needed.
+1. Send a PR with the `ci/rust-version.sh` change and any codebase adjustments needed.
 
 ## Troubleshooting
 

ci/nits.sh

@@ -23,11 +23,13 @@ declare print_free_tree=(
   'metrics/src'
   'netutil/src'
   'runtime/src'
+  'sdk/bpf/rust/rust-utils'
   'sdk/src'
-  'programs/vote_api/src'
-  'programs/vote_program/src'
+  'programs/bpf/rust'
   'programs/stake_api/src'
   'programs/stake_program/src'
+  'programs/vote_api/src'
+  'programs/vote_program/src'
 )
 
 if _ git --no-pager grep -n --max-depth=0 "${prints[@]/#/-e }" -- "${print_free_tree[@]}"; then

ci/rust-version.sh

@@ -13,11 +13,14 @@
 #   $ source ci/rust-version.sh
 #
 
-export rust_stable=1.35.0
-export rust_stable_docker_image=solanalabs/rust:1.35.0
+stable_version=1.35.0
+nightly_version=2019-06-20
 
-export rust_nightly=nightly-2019-05-01
-export rust_nightly_docker_image=solanalabs/rust-nightly:2019-05-01
+export rust_stable="$stable_version"
+export rust_stable_docker_image=solanalabs/rust:"$stable_version"
+
+export rust_nightly=nightly-"$nightly_version"
+export rust_nightly_docker_image=solanalabs/rust-nightly:"$nightly_version"
 
 [[ -z $1 ]] || (
 

ci/test-checks.sh

@@ -5,10 +5,23 @@ cd "$(dirname "$0")/.."
 
 source ci/_
 source ci/rust-version.sh stable
+source ci/rust-version.sh nightly
 
 export RUST_BACKTRACE=1
 export RUSTFLAGS="-D warnings"
 
+(
+    for project in programs/bpf/rust/*/ ; do
+    (
+        cd "$project"
+        _ cargo +"$rust_stable" fmt --all -- --check
+        _ cargo +"$rust_nightly" clippy --all -- --version
+        _ cargo +"$rust_nightly" clippy --all -- --deny=warnings
+        _ cargo +"$rust_stable" audit
+    )
+    done
+)
+
 _ cargo +"$rust_stable" fmt --all -- --check
 _ cargo +"$rust_stable" clippy --all -- --version
 _ cargo +"$rust_stable" clippy --all -- --deny=warnings

programs/bpf/rust/alloc/src/lib.rs

@@ -1,5 +1,6 @@
 //! @brief Example Rust-based BPF program that test dynamic memory allocation
 #![no_std]
+#![allow(unused_attributes)]
 
 #[macro_use]
 extern crate alloc;
@@ -52,7 +53,7 @@ pub extern "C" fn entrypoint(_input: *mut u8) -> bool {
         for i in 0..ITERS {
             assert_eq!(*ptr.add(i as usize), i as u8);
         }
-        sol_log_64(0x3, 0, 0, 0, *ptr.add(42) as u64);
+        sol_log_64(0x3, 0, 0, 0, u64::from(*ptr.add(42)));
         assert_eq!(*ptr.add(42), 42);
         alloc::alloc::dealloc(ptr, layout);
     }

programs/bpf/rust/dep_crate/src/lib.rs

@@ -1,6 +1,7 @@
 //! @brief Example Rust-based BPF program tests dependent crates
 
 #![no_std]
+#![allow(unused_attributes)]
 
 extern crate solana_sdk_bpf_utils;
 

programs/bpf/rust/iter/src/lib.rs

@@ -1,6 +1,7 @@
 //! @brief Example Rust-based BPF program tests loop iteration
 
 #![no_std]
+#![allow(unused_attributes)]
 
 extern crate solana_sdk_bpf_utils;
 

programs/bpf/rust/many_args/src/lib.rs

@@ -1,6 +1,7 @@
 //! @brief Example Rust-based BPF program tests loop iteration
 
 #![no_std]
+#![allow(unused_attributes)]
 
 mod helper;
 

programs/bpf/rust/noop/src/lib.rs

@@ -1,6 +1,7 @@
 //! @brief Example Rust-based BPF program that prints out the parameters passed to it
 
 #![no_std]
+#![allow(unreachable_code)]
 
 extern crate solana_sdk_bpf_utils;
 
@@ -37,7 +38,7 @@ fn process_instruction(
     {
         // Test - arch config
         #[cfg(not(target_arch = "bpf"))]
-        assert!(false);
+        panic!();
     }
 
     {

programs/bpf/rust/panic/src/lib.rs

@@ -1,6 +1,7 @@
 //! @brief Example Rust-based BPF program that panics
 
 #![no_std]
+#![allow(unused_attributes)]
 
 extern crate solana_sdk_bpf_utils;
 

programs/bpf/rust/tick_height/src/lib.rs

@@ -21,7 +21,7 @@ fn process_instruction(
         let tick_height = LittleEndian::read_u64(k.data);
         assert_eq!(10u64, tick_height);
         sol_log("Success");
-        return true
+        return true;
     }
     panic!();
 }

sdk/bpf/rust/rust-utils/src/entrypoint.rs

@@ -46,7 +46,7 @@ pub struct SolClusterInfo<'a> {
 macro_rules! entrypoint {
     ($process_instruction:ident) => {
         #[no_mangle]
-        pub extern "C" fn entrypoint(input: *mut u8) -> bool {
+        pub unsafe extern "C" fn entrypoint(input: *mut u8) -> bool {
             unsafe {
                 if let Ok((mut ka, info, data)) = $crate::entrypoint::deserialize(input) {
                     // Call use function
@@ -86,9 +86,9 @@ pub unsafe fn deserialize<'a>(
         return Err(());
     }
 
-    let mut ka: [Option<SolKeyedAccount>; MAX_ACCOUNTS] =
+    let mut kas: [Option<SolKeyedAccount>; MAX_ACCOUNTS] =
         [None, None, None, None, None, None, None, None, None, None];
-    for i in 0..num_ka {
+    for ka in kas.iter_mut().take(num_ka) {
         let is_signer = {
             #[allow(clippy::cast_ptr_alignment)]
             let is_signer_val = *(input.add(offset) as *const u64);
@@ -121,7 +121,7 @@ pub unsafe fn deserialize<'a>(
         };
         offset += SIZE_PUBKEY;
 
-        ka[i] = Some(SolKeyedAccount {
+        *ka = Some(SolKeyedAccount {
             key,
             is_signer,
             lamports,
@@ -149,7 +149,7 @@ pub unsafe fn deserialize<'a>(
 
     let info = SolClusterInfo { program_id };
 
-    Ok((ka, info, data))
+    Ok((kas, info, data))
 }
 
 #[cfg(test)]

sdk/bpf/rust/rust-utils/src/lib.rs

@@ -5,6 +5,8 @@
 #![feature(alloc_error_handler)]
 #![feature(panic_info_message)]
 #![feature(compiler_builtins_lib)]
+#![feature(lang_items)]
+#[lang = "eh_personality"] extern fn eh_personality() {}
 
 extern crate compiler_builtins;
 

sdk/bpf/rust/rust-utils/src/panic.rs

@@ -1,6 +1,7 @@
 //! @brief Solana Rust-based BPF program panic handling
 
 use core::panic::PanicInfo;
+use core::ptr;
 
 #[cfg(not(test))]
 #[panic_handler]
@@ -22,7 +23,7 @@ fn panic(info: &PanicInfo) -> ! {
                 );
             }
         }
-        None => unsafe { sol_panic_(0 as *const u8, 0, 0) },
+        None => unsafe { sol_panic_(ptr::null(), 0, 0) },
     }
 }
 extern "C" {