feat: setup docker builds for contracts and add WASM check to CI

.github/workflows/test_examples.yml

@@ -11,7 +11,7 @@ jobs:
     strategy:
       matrix:
         platform: [ubuntu-latest, macos-latest]
-        toolchain: [stable-2020-10-08]
+        toolchain: [stable]
         example: [cross-contract-high-level, cross-contract-low-level, fungible-token]
 
     steps:

.github/workflows/test_examples_small.yml

@@ -11,7 +11,7 @@ jobs:
     strategy:
       matrix:
         platform: [ubuntu-latest, macos-latest]
-        toolchain: [stable-2020-10-08]
+        toolchain: [stable]
     steps:
       - uses: actions/checkout@v2
       - name: "${{ matrix.toolchain }} with rustfmt, clippy, and wasm32"

ci-test.sh

@@ -27,9 +27,11 @@ else
     # Only testing it for one configuration to avoid running the same tests twice
     echo "Build wasm32 for all examples"
 
-    ./examples/build_all.sh
+    ./examples/build_all_docker.sh --check
     echo "Testing all examples"
     ./examples/test_all.sh
-    echo "Checking size of all example contracts"
-    ./examples/size_all.sh
+    # TODO re-enable when parsing unknown sections is fixed in twiggy 
+    #      https://github.com/rustwasm/twiggy/pull/576
+    # echo "Checking size of all example contracts"
+    # ./examples/size_all.sh
 fi

examples/build_all_docker.sh

@@ -0,0 +1,26 @@
+#!/usr/bin/env bash
+set -ex
+
+CHECK=0
+
+pushd $(dirname ${BASH_SOURCE[0]})
+
+# Loop through arguments and process them
+for arg in "$@"
+do
+    case $arg in
+        -c|--check)
+        CHECK=1
+        shift 
+        ;;
+    esac
+done
+
+for d in "status-message"  $(ls -d */ | grep -v -e "status-message\/$"); do
+	(./build_docker.sh ${d%%/})
+done
+
+if [ $CHECK == 1 ] && [ ! -z "$(git diff --exit-code)" ] ; then
+	echo "Repository is dirty, please make sure you have committed all contract wasm files"
+	exit 1
+fi

examples/build_docker.sh

@@ -0,0 +1,26 @@
+#!/usr/bin/env bash
+
+# Exit script as soon as a command fails.
+set -ex
+
+NAME="$1"
+
+# Switch to current directory (./examples) then out to root for specific examples
+pushd $(dirname ${BASH_SOURCE[0]})
+cd ../
+
+if docker ps -a --format '{{.Names}}' | grep -Eq "^build_${NAME}\$"; then
+    echo "Container exists"
+else
+docker create \
+     --mount type=bind,source=$(pwd),target=/host \
+     --cap-add=SYS_PTRACE --security-opt seccomp=unconfined \
+     --name=build_$NAME \
+     -w /host/examples/$NAME \
+     -e RUSTFLAGS='-C link-arg=-s' \
+     -it nearprotocol/contract-builder \
+     /bin/bash
+fi
+
+docker start build_$NAME
+docker exec build_$NAME /bin/bash -c "./build.sh"