Add in-tree buildkite pipeline

ci/buildkite.yml

@@ -0,0 +1,14 @@
+steps:
+  - command: "ci/coverage.sh"
+    label: "coverage [public]"
+  - command: "ci/test-stable.sh"
+    label: "stable [public]"
+  - command: "ci/test-nightly.sh || true"
+    label: "nightly - FAILURES IGNORED [public]"
+  - command: "ci/test-ignored.sh || true"
+    label: "ignored - FAILURES IGNORED [public]"
+  - command: "ci/test-cuda.sh"
+    label: "cuda"
+  - wait
+  - command: "ci/publish.sh"
+    label: "publish release artifacts"

ci/coverage.sh

@@ -0,0 +1,17 @@
+#!/bin/bash -e
+
+cd $(dirname $0)/..
+
+source $HOME/.cargo/env
+rustup update
+export RUST_BACKTRACE=1
+cargo build
+cargo kcov
+
+if [[ -z "$CODECOV_TOKEN" ]]; then
+  echo CODECOV_TOKEN undefined
+  exit 1
+fi
+
+bash <(curl -s https://codecov.io/bash)
+exit 0

ci/publish.sh

@@ -0,0 +1,19 @@
+#!/bin/bash -euo pipefail
+
+cd $(dirname $0)/..
+
+if [[ -z "$BUILDKITE_TAG" ]]; then
+  # Skip publish if this is not a tagged release
+  exit 0
+fi
+
+if [[ -z "$CRATES_IO_TOKEN" ]];
+  echo CRATES_IO_TOKEN undefined
+  exit 1
+fi
+
+cargo package
+# TODO: Ensure the published version matches the contents of BUILDKITE_TAG
+cargo publish --token "$CRATES_IO_TOKEN"
+
+exit 0

ci/test-cuda.sh

@@ -0,0 +1,17 @@
+#!/bin/bash -e
+
+cd $(dirname $0)/..
+
+if [[ -z "$libcuda_verify_ed25519_URL" ]]; then
+  echo libcuda_verify_ed25519_URL undefined
+  exit 1
+fi
+
+export LD_LIBRARY_PATH=/usr/local/cuda/lib64
+export PATH=$PATH:/usr/local/cuda/bin
+curl -X GET -o libcuda_verify_ed25519.a "$libcuda_verify_ed25519_URL"
+
+source $HOME/.cargo/env
+cargo test --features=cuda
+
+exit 0

ci/test-ignored.sh

@@ -0,0 +1,8 @@
+#!/bin/bash -e
+
+cd $(dirname $0)/..
+
+source $HOME/.cargo/env
+rustup update
+export RUST_BACKTRACE=1
+cargo test -- --ignored

ci/test-nightly.sh

@@ -0,0 +1,11 @@
+#!/bin/bash -e
+
+cd $(dirname $0)/..
+
+source $HOME/.cargo/env
+rustup component add rustfmt-preview
+cargo fmt -- --write-mode=diff
+cargo build --verbose --features unstable
+cargo test --verbose --features unstable
+
+exit 0

ci/test-stable.sh

@@ -0,0 +1,11 @@
+#!/bin/bash -e
+
+cd $(dirname $0)/..
+
+source $HOME/.cargo/env
+rustup component add rustfmt-preview
+cargo fmt -- --write-mode=diff
+cargo build --verbose
+cargo test --verbose
+
+exit 0