Test new cg2 branch of isolate with Ubuntu 22.04

.github/workflows/main.yml

@@ -6,7 +6,7 @@ on:
 
 jobs:
   test:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
 
     steps:
       - uses: actions/checkout@v2
@@ -17,6 +17,14 @@ jobs:
         run: |
           mount | grep cgroup
 
+      - name: Install isolate v2
+        run: |
+          cd isolate && sudo apt-get install -y libcap-dev libsystemd-dev && make isolate && make isolate-cg-keeper && sudo make install && sudo cp systemd/* /etc/systemd/system/ && sudo systemctl daemon-reload && sudo systemctl start isolate.slice && sudo systemctl start isolate.service
+
+      - name: Check if isolate is running
+        run: |
+          systemctl status isolate.service
+
       - name: Build docker image
         run: |
           docker compose -p cms -f docker-compose.test.yml build testcms

Dockerfile

@@ -13,6 +13,7 @@ RUN apt-get install -y \
     libcups2-dev \
     libffi-dev \
     libpq-dev \
+    libsystemd-dev \
     libyaml-dev \
     mono-mcs \
     openjdk-8-jdk-headless \

cms/grading/Sandbox.py

@@ -1076,7 +1076,7 @@ def build_box_options(self):
         if self.box_id is not None:
             res += ["--box-id=%d" % self.box_id]
         if self.cgroup:
-            res += ["--cg", "--cg-timing"]
+            res += ["--cg"]
         if self.chdir is not None:
             res += ["--chdir=%s" % self.chdir]
         for src, dest, options in self.dirs:

docker-compose.test.yml

@@ -19,8 +19,13 @@ services:
     volumes:
       - "./codecov:/home/cmsuser/cms/codecov"
     privileged: true
+    cgroup: host
     command: >
       wait-for-it testdb:5432 -- sh -c "
+      sudo mkdir /run/isolate ;
+      echo /sys/fs/cgroup | sudo tee /run/isolate/cgroup ;
+      isolate --print-cg-root ;
+      isolate-check-environment ;
       dropdb --host=testdb --username=postgres cmsdbfortesting ;
       createdb --host=testdb --username=postgres cmsdbfortesting ;
       cmsInitDB ;

prerequisites.py

@@ -195,9 +195,9 @@ def build_isolate():
     assert_not_root()
 
     print("===== Compiling isolate")
-    # We make only the executable isolate, otherwise the tool a2x
-    # is needed and we have to add more compilation dependencies.
-    subprocess.check_call(["make", "-C", "isolate", "isolate"])
+    # We make only the executable isolate and isolate-cg-keeper, otherwise the
+    # tool a2x is needed and we have to add more compilation dependencies.
+    subprocess.check_call(["make", "--directory", "isolate", "isolate", "isolate-cg-keeper"])
 
 
 def install_isolate():
@@ -214,7 +214,7 @@ def install_isolate():
         exit(1)
 
     # Check if build_isolate() has been called
-    if not os.path.exists(os.path.join("isolate", "isolate")):
+    if not os.path.exists(os.path.join("isolate", "isolate")) or not os.path.exists(os.path.join("isolate", "isolate-cg-keeper")):
         print("[Error] You must run the build_isolate command first")
         exit(1)
 
@@ -224,6 +224,18 @@ def install_isolate():
              os.path.join(USR_ROOT, "bin", "isolate"),
              root, 0o4750, group=cmsuser_grp)
 
+    print("===== Copying isolate-cg-keeper to /usr/local/bin/")
+    makedir(os.path.join(USR_ROOT, "bin"), root, 0o755)
+    copyfile(os.path.join(".", "isolate", "isolate-cg-keeper"),
+             os.path.join(USR_ROOT, "bin", "isolate-cg-keeper"),
+             root, 0o4750, group=cmsuser_grp)
+
+    print("===== Copying isolate-check-environment to /usr/local/bin/")
+    makedir(os.path.join(USR_ROOT, "bin"), root, 0o755)
+    copyfile(os.path.join(".", "isolate", "isolate-check-environment"),
+             os.path.join(USR_ROOT, "bin", "isolate-check-environment"),
+             root, 0o4750, group=cmsuser_grp)
+
     print("===== Copying isolate config to /usr/local/etc/")
     makedir(os.path.join(USR_ROOT, "etc"), root, 0o755)
     copyfile(os.path.join(".", "isolate", "default.cf"),
@@ -374,6 +386,8 @@ def uninstall():
 
     print("===== Deleting isolate from /usr/local/bin/")
     try_delete(os.path.join(USR_ROOT, "bin", "isolate"))
+    try_delete(os.path.join(USR_ROOT, "bin", "isolate-cg-keeper"))
+    try_delete(os.path.join(USR_ROOT, "bin", "isolate-check-environment"))
 
     print("===== Deleting configuration to /usr/local/etc/")
     if ask("Type Y if you really want to remove configuration files: "):