fix rust_wasm_build (#1824)

.github/workflows/build-and-push-wasm-plugin-image.yaml

@@ -133,6 +133,11 @@ jobs:
           command="
           set -e
           cd /workspace/plugins/wasm-rust/extensions/${PLUGIN_NAME}
+          if [ -f ./.prebuild ]; then
+            echo 'Found .prebuild file, sourcing it...'
+            . ./.prebuild
+          fi
+          rustup target add wasm32-wasip1
           cargo build --target wasm32-wasip1 --release
           cp target/wasm32-wasip1/release/*.wasm plugin.wasm
           tar czvf plugin.tar.gz plugin.wasm

plugins/wasm-rust/Dockerfile

@@ -3,10 +3,10 @@ WORKDIR /workspace
 RUN rustup target add wasm32-wasip1
 ARG PLUGIN_NAME="say-hello"
 ARG BUILD_OPTS="--release"
-ARG BUILDRC=".buildrc"
+ARG PREBUILD=".prebuild"
 COPY . .
 WORKDIR /workspace/extensions/$PLUGIN_NAME
-RUN if [ -f $BUILDRC ]; then sh $BUILDRC; fi
+RUN if [ -f $PREBUILD ]; then sh $PREBUILD; fi
 RUN cargo build --target wasm32-wasip1 $BUILD_OPTS \
     && cp target/wasm32-wasip1/release/*.wasm /main.wasm
 

plugins/wasm-rust/extensions/ai-data-masking/.buildrc

@@ -1 +0,0 @@
-apt update && apt-get install gcc gcc-multilib llvm clang -y && apt clean

plugins/wasm-rust/extensions/ai-data-masking/.prebuild

@@ -0,0 +1,3 @@
+apt-get update
+apt-get install gcc gcc-multilib llvm clang -y
+apt-get clean

plugins/wasm-rust/src/event_stream.rs

@@ -108,10 +108,7 @@ impl EventStream {
     }
 
     fn is_2eol(&self, i: usize) -> Option<usize> {
-        let size1 = match self.is_eol(i) {
+        let size1 = self.is_eol(i)?;
-            None => return None,
-            Some(size1) => size1,
-        };
         if i + size1 < self.buffer.len() {
             match self.is_eol(i + size1) {
                 None => {