Github CI lint and and tests

.github/actions/cache/action.yaml

@@ -0,0 +1,15 @@
+name: '[rust] Checkout and cache' 
+description: '[rust] Checkout cache'
+
+runs:
+  using: composite
+  steps:
+    - name: ⚡ Cache
+      uses: actions/cache@v2
+      with:
+        path: |
+          ~/.cargo/registry/
+          ~/.cargo/git/db/
+          ~/.cargo/bin/
+          target/
+        key: v2-${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.toml') }}

.github/workflows/lint.yml

@@ -0,0 +1,35 @@
+name: Lint
+on: [push]
+env: 
+  CARGO_TERM_COLOR: always
+
+jobs:
+  rustfmt:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v2
+      - name: Cache
+        uses: ./.github/actions/cache
+      - name: Install latest nightly toolchain and rustfmt
+        run: rustup update nightly && rustup default nightly && rustup component add rustfmt
+      - run: cargo fmt --all -- --check
+  clippy:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v2
+      - name: Cache
+        uses: ./.github/actions/cache
+      - name: Install latest nightly toolchain and clippy
+        run: rustup update nightly && rustup default nightly && rustup component add clippy
+      - run: cargo clippy --all-targets --all-features -- -D warnings
+  licensecheck:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v2
+      - name: Install licensecheck
+        run: sudo apt-get install -y licensecheck
+      - name: Check licenses
+        run: '! find . -name "*.rs" -o -name "*.c" -o -name "*.sh" | xargs licensecheck -c ".*" | grep -v "Apache License 2.0"'

.github/workflows/test.yml

@@ -0,0 +1,16 @@
+name: Test
+on: [push]
+env: 
+  CARGO_TERM_COLOR: always
+
+jobs:
+  test:
+    name: cargo test --workspace
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v2
+      - name: Cache
+        uses: ./.github/actions/cache
+      - run: cargo build --workspace --verbose
+      - run: cargo test --workspace --verbose

ddprof-exporter/src/connector.rs

@@ -1,3 +1,6 @@
+// Unless explicitly stated otherwise all files in this repository are licensed under the Apache License Version 2.0.
+// This product includes software developed at Datadog (https://www.datadoghq.com/). Copyright 2021-Present Datadog, Inc.
+
 use std::error::Error;
 use std::future::Future;
 use std::pin::Pin;

ddprof-exporter/src/errors.rs

@@ -1,3 +1,6 @@
+// Unless explicitly stated otherwise all files in this repository are licensed under the Apache License Version 2.0.
+// This product includes software developed at Datadog (https://www.datadoghq.com/). Copyright 2021-Present Datadog, Inc.
+
 use std::error;
 use std::fmt;
 

ddprof-ffi/src/vec.rs

@@ -1,3 +1,6 @@
+// Unless explicitly stated otherwise all files in this repository are licensed under the Apache License Version 2.0.
+// This product includes software developed at Datadog (https://www.datadoghq.com/). Copyright 2021-Present Datadog, Inc.
+
 extern crate alloc;
 
 use crate::Slice;