ci: do not run twice on push and pull request

We want to run on external PRs, but not on our own internal
PRs as they'll be run by the push to the branch.

The main trick is described here:
Dart-Code/Dart-Code#2375

Also we want to run it always for manually triggered workflows.

Author: askalt

.github/workflows/rust.yml

@@ -42,6 +42,10 @@ jobs:
   # Check crate compiles
   linux-build-lib:
     name: cargo check
+    if: (github.event_name == 'push') ||
+        (github.event_name == 'pull_request' &&
+        github.event.pull_request.head.repo.full_name != github.repository) ||
+        (github.event_name == 'workflow_dispatch')
     runs-on: ubuntu-latest
     container:
       image: amd64/rust
@@ -133,6 +137,10 @@ jobs:
   # Run tests
   linux-test:
     name: cargo test (amd64)
+    if: (github.event_name == 'push') ||
+        (github.event_name == 'pull_request' &&
+        github.event.pull_request.head.repo.full_name != github.repository) ||
+        (github.event_name == 'workflow_dispatch')
     needs: [ linux-build-lib ]
     runs-on: ubuntu-latest
     container:
@@ -144,14 +152,18 @@ jobs:
       - name: Setup Rust toolchain
         uses: ./.github/actions/setup-builder
         with:
-          rust-version: stable        
+          rust-version: stable
       - name: Run tests (excluding doctests)
         run: cargo test --lib --tests --bins --features avro,json,backtrace
       - name: Verify Working Directory Clean
         run: git diff --exit-code
 
   linux-test-datafusion-cli:
     name: cargo test datafusion-cli (amd64)
+    if: (github.event_name == 'push') ||
+        (github.event_name == 'pull_request' &&
+        github.event.pull_request.head.repo.full_name != github.repository) ||
+        (github.event_name == 'workflow_dispatch')
     needs: [ linux-build-lib ]
     runs-on: ubuntu-latest
     container:
@@ -173,6 +185,10 @@ jobs:
 
   linux-test-example:
     name: cargo examples (amd64)
+    if: (github.event_name == 'push') ||
+        (github.event_name == 'pull_request' &&
+        github.event.pull_request.head.repo.full_name != github.repository) ||
+        (github.event_name == 'workflow_dispatch')
     needs: [ linux-build-lib ]
     runs-on: ubuntu-latest
     container:
@@ -199,6 +215,10 @@ jobs:
   # Run `cargo test doc` (test documentation examples)
   linux-test-doc:
     name: cargo test doc (amd64)
+    if: (github.event_name == 'push') ||
+        (github.event_name == 'pull_request' &&
+        github.event.pull_request.head.repo.full_name != github.repository) ||
+        (github.event_name == 'workflow_dispatch')
     needs: [ linux-build-lib ]
     runs-on: ubuntu-latest
     container:
@@ -222,6 +242,10 @@ jobs:
   # Run `cargo doc` to ensure the rustdoc is clean
   linux-rustdoc:
     name: cargo doc
+    if: (github.event_name == 'push') ||
+        (github.event_name == 'pull_request' &&
+        github.event.pull_request.head.repo.full_name != github.repository) ||
+        (github.event_name == 'workflow_dispatch')
     needs: [ linux-build-lib ]
     runs-on: ubuntu-latest
     container:
@@ -237,6 +261,10 @@ jobs:
 
   linux-wasm-pack:
     name: build with wasm-pack
+    if: (github.event_name == 'push') ||
+        (github.event_name == 'pull_request' &&
+        github.event.pull_request.head.repo.full_name != github.repository) ||
+        (github.event_name == 'workflow_dispatch')
     runs-on: ubuntu-latest
     container:
       image: amd64/rust
@@ -255,6 +283,10 @@ jobs:
   # verify that the benchmark queries return the correct results
   verify-benchmark-results:
     name: verify benchmark results (amd64)
+    if: (github.event_name == 'push') ||
+        (github.event_name == 'pull_request' &&
+        github.event.pull_request.head.repo.full_name != github.repository) ||
+        (github.event_name == 'workflow_dispatch')
     needs: [ linux-build-lib ]
     runs-on: ubuntu-latest
     container:
@@ -286,6 +318,10 @@ jobs:
 
   sqllogictest-postgres:
     name: "Run sqllogictest with Postgres runner"
+    if: (github.event_name == 'push') ||
+        (github.event_name == 'pull_request' &&
+        github.event.pull_request.head.repo.full_name != github.repository) ||
+        (github.event_name == 'workflow_dispatch')
     needs: [ linux-build-lib ]
     runs-on: ubuntu-latest
     services:
@@ -317,6 +353,10 @@ jobs:
 
   windows:
     name: cargo test (win64)
+    if: (github.event_name == 'push') ||
+        (github.event_name == 'pull_request' &&
+        github.event.pull_request.head.repo.full_name != github.repository) ||
+        (github.event_name == 'workflow_dispatch')
     runs-on: windows-latest
     steps:
       - uses: actions/checkout@v4
@@ -334,22 +374,30 @@ jobs:
 
   macos:
     name: cargo test (macos)
+    if: (github.event_name == 'push') ||
+        (github.event_name == 'pull_request' &&
+        github.event.pull_request.head.repo.full_name != github.repository) ||
+        (github.event_name == 'workflow_dispatch')
     runs-on: macos-latest
     steps:
       - uses: actions/checkout@v4
         with:
-          submodules: true      
+          submodules: true
       - name: Setup Rust toolchain
-        uses: ./.github/actions/setup-macos-builder       
+        uses: ./.github/actions/setup-macos-builder
       - name: Run tests (excluding doctests)
         shell: bash
         run: |
           cargo test --lib --tests --bins --features avro,json,backtrace
           cd datafusion-cli
-          cargo test --lib --tests --bins --all-features  
+          cargo test --lib --tests --bins --all-features
 
   macos-aarch64:
     name: cargo test (macos-aarch64)
+    if: (github.event_name == 'push') ||
+        (github.event_name == 'pull_request' &&
+        github.event.pull_request.head.repo.full_name != github.repository) ||
+        (github.event_name == 'workflow_dispatch')
     runs-on: macos-14
     steps:
       - uses: actions/checkout@v4
@@ -366,6 +414,10 @@ jobs:
 
   test-datafusion-pyarrow:
     name: cargo test pyarrow (amd64)
+    if: (github.event_name == 'push') ||
+        (github.event_name == 'pull_request' &&
+        github.event.pull_request.head.repo.full_name != github.repository) ||
+        (github.event_name == 'workflow_dispatch')
     needs: [ linux-build-lib ]
     runs-on: ubuntu-20.04
     container:
@@ -390,6 +442,10 @@ jobs:
 
   vendor:
     name: Verify Vendored Code
+    if: (github.event_name == 'push') ||
+        (github.event_name == 'pull_request' &&
+        github.event.pull_request.head.repo.full_name != github.repository) ||
+        (github.event_name == 'workflow_dispatch')
     runs-on: ubuntu-latest
     container:
       image: amd64/rust
@@ -405,6 +461,10 @@ jobs:
 
   check-fmt:
     name: Check cargo fmt
+    if: (github.event_name == 'push') ||
+        (github.event_name == 'pull_request' &&
+        github.event.pull_request.head.repo.full_name != github.repository) ||
+        (github.event_name == 'workflow_dispatch')
     runs-on: ubuntu-latest
     container:
       image: amd64/rust
@@ -463,6 +523,10 @@ jobs:
 
   clippy:
     name: clippy
+    if: (github.event_name == 'push') ||
+        (github.event_name == 'pull_request' &&
+        github.event.pull_request.head.repo.full_name != github.repository) ||
+        (github.event_name == 'workflow_dispatch')
     needs: [ linux-build-lib ]
     runs-on: ubuntu-latest
     container:
@@ -483,6 +547,10 @@ jobs:
   # Check answers are correct when hash values collide
   hash-collisions:
     name: cargo test hash collisions (amd64)
+    if: (github.event_name == 'push') ||
+        (github.event_name == 'pull_request' &&
+        github.event.pull_request.head.repo.full_name != github.repository) ||
+        (github.event_name == 'workflow_dispatch')
     needs: [ linux-build-lib ]
     runs-on: ubuntu-latest
     container:
@@ -502,6 +570,10 @@ jobs:
 
   cargo-toml-formatting-checks:
     name: check Cargo.toml formatting
+    if: (github.event_name == 'push') ||
+        (github.event_name == 'pull_request' &&
+        github.event.pull_request.head.repo.full_name != github.repository) ||
+        (github.event_name == 'workflow_dispatch')
     needs: [ linux-build-lib ]
     runs-on: ubuntu-latest
     container:
@@ -522,6 +594,10 @@ jobs:
 
   config-docs-check:
     name: check configs.md is up-to-date
+    if: (github.event_name == 'push') ||
+        (github.event_name == 'pull_request' &&
+        github.event.pull_request.head.repo.full_name != github.repository) ||
+        (github.event_name == 'workflow_dispatch')
     needs: [ linux-build-lib ]
     runs-on: ubuntu-latest
     container:
@@ -550,6 +626,10 @@ jobs:
   # - datafusion-cli
   msrv:
     name: Verify MSRV (Min Supported Rust Version)
+    if: (github.event_name == 'push') ||
+        (github.event_name == 'pull_request' &&
+        github.event.pull_request.head.repo.full_name != github.repository) ||
+        (github.event_name == 'workflow_dispatch')
     runs-on: ubuntu-latest
     container:
       image: amd64/rust
@@ -567,19 +647,19 @@ jobs:
           # (Min Supported Rust Version) than the one specified in the
           # `rust-version` key of `Cargo.toml`.
           #
-          # To reproduce: 
-          # 1. Install the version of Rust that is failing. Example: 
+          # To reproduce:
+          # 1. Install the version of Rust that is failing. Example:
           #    rustup install 1.76.0
           # 2. Run the command that failed with that version. Example:
           #    cargo +1.76.0 check -p datafusion
-          # 
+          #
           # To resolve, either:
-          # 1. Change your code to use older Rust features, 
+          # 1. Change your code to use older Rust features,
           # 2. Revert dependency update
           # 3. Update the MSRV version in `Cargo.toml`
           #
           # Please see the DataFusion Rust Version Compatibility Policy before
-          # updating Cargo.toml. You may have to update the code instead. 
+          # updating Cargo.toml. You may have to update the code instead.
           # https://github.com/apache/datafusion/blob/main/README.md#rust-version-compatibility-policy
           cargo msrv --output-format json --log-target stdout verify
       - name: Check datafusion-substrait
@@ -590,4 +670,4 @@ jobs:
         run: cargo msrv --output-format json --log-target stdout verify
       - name: Check datafusion-cli
         working-directory: datafusion-cli
-        run: cargo msrv --output-format json --log-target stdout verify
+        run: cargo msrv --output-format json --log-target stdout verify