Merge pull request #7 from emqx/refactor-mount-dict-at-runtime

refactor: mount dict files and add at runtime

Dockerfile

@@ -7,12 +7,12 @@ USER root
 RUN apk add git erlang-dev
 RUN wget https://s3.amazonaws.com/rebar3/rebar3 && chmod +x ./rebar3
 
-COPY dict/en_spelling_additions.txt .
 COPY rebar.config .
 COPY src/* src/
 
-RUN ./rebar3 escriptize && cp -p  _build/default/bin/emqx_schema_validate . && \
-    rm -rf rebar3 src _build && \
-    (echo; cat en_spelling_additions.txt) >> org/languagetool/resource/en/hunspell/spelling.txt
+RUN ./rebar3 escriptize && cp -p  _build/default/bin/emqx_schema_validate /usr/bin && \
+    rm -rf rebar3 src _build
 
-USER languagetool
+RUN mkdir /dicts
+COPY run.sh /run.sh
+ENTRYPOINT ["/run.sh"]

README.md

@@ -0,0 +1,13 @@
+# Check EMQX Schema Spelling
+
+`emqx_schema_validate path/to/schema.json`
+
+# Run in docker
+
+Mount dict files (.txt suffix) to `/dicts/` dir.
+
+```
+docker run --rm -v path/to/dicts:/dicts \
+    -v path/to/schema.json:/schema.json \
+    ghcr.io/emqx/emqx-schema-validate:0.4.0 /scehma.json
+```

run.sh

@@ -0,0 +1,35 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+for dict in /dicts/*.txt; do
+    echo "Adding $dict"
+    cat "$dict" >> org/languagetool/resource/en/hunspell/spelling.txt
+done
+
+ARGS="$*"
+
+if [ -z "${ARGS}" ]; then
+    echo "Missing schema file"
+    exit 1
+fi
+
+## LT is Web server, start it in the background.
+echo "Starting LanguageTool server..."
+bash /LanguageTool/start.sh >/dev/null &
+
+# health-check the server
+attempts=0
+limit=10
+while ! curl --fail --data "language=en-US&text=a simple test" http://localhost:8010/v2/check >/dev/null 2>&1; do
+    attempts=$(( attempts + 1 ))
+    if [ $attempts -gt $limit ]; then
+        echo "Failed to start LanguageTool in $limit seconds"
+        exit 1
+    fi
+    sleep 1
+done
+
+echo "Checking $ARGS..."
+
+emqx_schema_validate "$ARGS"