[dev] Automatically download protoc binaries. Cleanup.

.github/workflows/release.yml

@@ -35,10 +35,6 @@ jobs:
           set +x
           source release/source.sh
 
-      - name: Protoc
-        run: |
-          ./release/10-get-protoc-binaries.sh
-
       - name: Install Go and Goreleaser
         run: |
           sudo apt-get -q update

.github/workflows/test.yml

@@ -19,7 +19,6 @@ jobs:
           sudo apt-get -q update
           sudo apt-get -q install -y jq zip unzip curl
           git fetch --tags origin
-          ./release/10-get-protoc-binaries.sh
 
       - name: Tests
         run: |

README.md

@@ -207,7 +207,8 @@ How to make a release: [RELEASE.md](RELEASE.md)
 #### Setup
 
 - As for script utilities, one needs `bash`, `jq`, `zip`, `unzip` and `curl`.
-- One also needs to download the protoc binaries for the local development via `release/10-get-protoc-binaries.sh`.
+
+Running the tests will download the protoc binaries on the first invocation automatically.
 
 For development the `generated-local.Dockerfile` (via [generate-local.Dockerfile.sh](dev/generate-local.Dockerfile.sh)) is used.
 To build the image simply run `source test/suite/setup.sh` and then `buildProtocurl`

doc/template.README.md

@@ -202,7 +202,8 @@ How to make a release: [RELEASE.md](RELEASE.md)
 #### Setup
 
 - As for script utilities, one needs `bash`, `jq`, `zip`, `unzip` and `curl`.
-- One also needs to download the protoc binaries for the local development via `release/10-get-protoc-binaries.sh`.
+
+Running the tests will download the protoc binaries on the first invocation automatically.
 
 For development the `generated-local.Dockerfile` (via [generate-local.Dockerfile.sh](dev/generate-local.Dockerfile.sh)) is used.
 To build the image simply run `source test/suite/setup.sh` and then `buildProtocurl`

release/.cache/.gitignore

@@ -1 +1,2 @@
-#dummy
+*
+!.gitignore

release/.gitignore

@@ -1,4 +1,3 @@
 tmp
 generated.Dockerfile
-.cache
 new.versions.txt

release/10-ensure-protoc-binaries-exist.sh

@@ -0,0 +1,14 @@
+#!/bin/bash
+set -euo pipefail
+
+source ./release/0-get-latest-dependencies-versions.sh
+
+FILES_EXIST="true"
+ls release/tmp/protoc-$PROTO_VERSION-*.zip > /dev/null 2>&1 || FILES_EXIST="false"
+
+if [[ "$FILES_EXIST" == "true" ]]; then
+  echo "Found protoc binaries for $PROTO_VERSION."
+else
+  echo "No protoc binaries for $PROTO_VERSION found. Downloading..."
+  ./release/10.1-get-protoc-binaries.sh
+fi

release/10-get-protoc-binaries.sh → release/10.1-get-protoc-binaries.sh

@@ -1,8 +1,6 @@
 #!/bin/bash
 set -euo pipefail
 
-source release/source.sh
-
 # platforms and architectures for which Google released pre-built binaries
 VARIATIONS=(
   "linux-aarch_64"

release/source.sh

@@ -3,7 +3,7 @@ set -euo pipefail
 
 # PRECONDITION: git fetch origin --tags
 
-source ./release/0-get-latest-dependencies-versions.sh
+source ./release/10-ensure-protoc-binaries-exist.sh
 
 # should be one of 386, amd64 and arm64
 export BUILD_ARCH="$(uname -m | sed "s/x86_64/amd64/" | sed "s/x86_32/386/" | sed "s/aarch_64/arm64/")"

test/results/.gitignore

@@ -1 +1,3 @@
-*-out.txt
+*-out.txt
+*-tmp.txt
+

test/suite/.gitignore

@@ -1,3 +1,2 @@
 run-testcases.sh
 tmp.Dockerfile
-results/*-tmp.txt