chore(meo): compile from source

docker-wrappers/MEO/Dockerfile

@@ -2,6 +2,21 @@
 # https://github.com/agitter/meo/
 FROM amazoncorretto:8-alpine3.19
 
-WORKDIR /meo
-RUN export MEO_TAG=v1.1.0 && \
-    wget https://raw.githubusercontent.com/agitter/meo/$MEO_TAG/EOMain.jar
+RUN apk add --no-cache git
+
+# Following https://lpsolve.sourceforge.net/5.5/Java/README.html, we configure lpsolve
+RUN wget https://downloads.sourceforge.net/project/lpsolve/lpsolve/5.5.2.9/lp_solve_5.5.2.9_dev_ux64.tar.gz && \
+    tar -xvzf lp_solve_5.5.2.9_dev_ux64.tar.gz && \
+    wget https://downloads.sourceforge.net/project/lpsolve/lpsolve/5.5.2.9/lp_solve_5.5.2.9_java.zip && \
+    unzip lp_solve_5.5.2.9_java.zip && \
+    cp lp_solve_5.5_java/lib/ux64/liblpsolve55j.so . && \
+    ldconfig . && \
+    # and grab the jar
+    cp lp_solve_5.5_java/lib/lpsolve55j.jar .
+
+RUN git clone https://github.com/agitter/meo && \
+    cd meo && \
+    git reset --hard 1fe57e8ff3952c494e2b14dfdc563a84596e2fcd && \
+    mkdir build && \
+    javac -classpath ../lpsolve55j.jar:src -d ./build src/alg/EOMain.java && \
+    jar -cvfe EOMain.jar EOMain src/alg/

docker-wrappers/MEO/README.md

@@ -26,3 +26,4 @@ The Docker wrapper can be tested with `pytest`.
 
 - `v1`: Initial version
 - `v2`: Use `amazoncorretto` alpine base image
+- `v3`: Compile MEO from source, explicit `lp_solve` dependency.

spras/meo.py

@@ -180,7 +180,7 @@ def run(edges=None, sources=None, targets=None, output_file=None, max_path_lengt
 
         command = ['java', '-jar', '/meo/EOMain.jar', properties_file]
 
-        container_suffix = "meo:v2"
+        container_suffix = "meo:v3"
         run_container_and_log('Maximum Edge Orientation',
                              container_suffix,
                              command,