add gitlab-ci (#299)

Author: vchuravy

.gitlab-ci.yml

@@ -0,0 +1,62 @@
+include:
+  - 'https://raw.githubusercontent.com/JuliaGPU/gitlab-ci/master/templates/v3/common.yml'
+
+.projecttest:
+  extends: .test
+  variables:
+    OMPI_ALLOW_RUN_AS_ROOT: '1'
+    OMPI_ALLOW_RUN_AS_ROOT_CONFIRM: '1'
+    OMPI_MCA_btl_vader_single_copy_mechanism: 'none' # https://github.com/open-mpi/ompi/issues/4948
+  before_script:
+    - apt-get update
+    - apt-get install --yes --no-install-recommends ssh
+    - curl https://download.open-mpi.org/release/open-mpi/v${OPENMPI_VER}/openmpi-${OPENMPI_VER_FULL}.tar.gz --output openmpi.tar.gz
+    - tar xf openmpi.tar.gz
+    - patch -p1 -d openmpi-${OPENMPI_VER_FULL} < conf/ompi_rootenv.patch
+    - pushd openmpi-${OPENMPI_VER_FULL}
+    - ./configure --with-cuda --prefix=${HOME}/mpi
+    - make -j
+    - make install
+    - popd
+  script:
+    - export JULIA_MPI_PATH="${HOME}/mpi"
+    - ${JULIA_MPI_PATH}/bin/ompi_info
+    - julia -e 'using InteractiveUtils;
+                versioninfo()'
+    - julia --project -e 'using Pkg;
+                          Pkg.build();
+                          Pkg.test(coverage=true)'
+.gputest:
+  extends: .projecttest
+  variables:
+    CI_IMAGE_TAG:     'cuda'
+    OPENMPI_VER:      '4.0'
+    OPENMPI_VER_FULL: '4.0.1'
+  tags:
+    - cuda
+
+gpu:test:dev:
+  extends: .gputest
+  variables:
+    CI_VERSION_TAG: 'dev'
+  allow_failure: true
+
+gpu:test:v1.3:
+  extends: .gputest
+  variables:
+    CI_VERSION_TAG: 'v1.3'
+
+gpu:test:v1.2:
+  extends: .gputest
+  variables:
+    CI_VERSION_TAG: 'v1.2'
+
+gpu:test:v1.1:
+  extends: .gputest
+  variables:
+    CI_VERSION_TAG: 'v1.1'
+
+gpu:test:v1.0:
+  extends: .gputest
+  variables:
+    CI_VERSION_TAG: 'v1.0'

conf/ompi_rootenv.patch

@@ -0,0 +1,29 @@
+Allow override environment variables to work. This is required for running as root inside a docker container (e.g. Gitlab CI)
+
+Upstream: https://github.com/open-mpi/ompi/pull/6895
+
+--- a/orte/tools/orterun/orterun.c
++++ b/orte/tools/orterun/orterun.c
+@@ -143,6 +143,14 @@ int orterun(int argc, char *argv[])
+      * exit with a giant warning flag
+      */
+     if (0 == geteuid() && !orte_cmd_options.run_as_root) {
++        char *r1, *r2;
++        if (NULL != (r1 = getenv("OMPI_ALLOW_RUN_AS_ROOT")) &&
++            NULL != (r2 = getenv("OMPI_ALLOW_RUN_AS_ROOT_CONFIRM"))) {
++            if (0 == strcmp(r1, "1") && 0 == strcmp(r2, "1")) {
++                goto moveon;
++            }
++        }
++
+         fprintf(stderr, "--------------------------------------------------------------------------\n");
+         if (NULL != orte_cmd_options.help) {
+             fprintf(stderr, "%s cannot provide the help message when run as root.\n", orte_basename);
+@@ -160,6 +168,7 @@ int orterun(int argc, char *argv[])
+         exit(1);
+     }
+ 
++  moveon:
+     /* setup to listen for commands sent specifically to me, even though I would probably
+      * be the one sending them! Unfortunately, since I am a participating daemon,
+      * there are times I need to send a command to "all daemons", and that means *I* have