test_pam UPDATE suppression files for test_pam

Created valgrind and leak sanitizer suppression files for test_pam,
because of a bug in pam 1.4.x, which causes a memory leak.

Author: roman

.github/workflows/ci.yml

@@ -85,8 +85,8 @@ jobs:
             make-target: ""
           }
           - {
-            name: "SSH Only",
-            os: "ubuntu-18.04",
+            name: "SSH Only, Ubuntu 22.04",
+            os: "ubuntu-22.04",
             build-type: "Debug",
             dep-build-type: "Release",
             cc: "gcc",
@@ -134,7 +134,7 @@ jobs:
           }
           - {
             name: "ABI Check",
-            os: "ubuntu-latest",
+            os: "ubuntu-18.04",
             build-type: "ABICheck",
             dep-build-type: "Debug",
             cc: "gcc",
@@ -148,10 +148,15 @@ jobs:
     steps:
       - uses: actions/checkout@v2
 
-      - name: Deps-packages
+      - name: libssh 0.7 repo
+        if: matrix.config.os == 'ubuntu-18.04' || matrix.config.os == 'ubuntu-20.04'
         shell: bash
         run: |
           sudo add-apt-repository ppa:kedazo/libssh-0.7.x -y
+
+      - name: Deps-packages
+        shell: bash
+        run: |
           sudo apt-get update
           sudo apt-get install $DEFAULT_PACKAGES ${{ matrix.config.packages }}
           if ${{ matrix.config.snaps != '' }}
@@ -210,4 +215,6 @@ jobs:
       - name: Test
         shell: bash
         working-directory: ${{ github.workspace }}/build
-        run: ctest --output-on-failure
+        run: |
+          export LSAN_OPTIONS=suppressions=${{ github.workspace }}/tests/library_lsan.supp
+          ctest --output-on-failure

tests/CMakeLists.txt

@@ -71,12 +71,12 @@ endforeach()
 if(ENABLE_VALGRIND_TESTS)
     foreach(test_name IN LISTS tests)
         add_test(${test_name}_valgrind valgrind --leak-check=full --show-leak-kinds=all --error-exitcode=1
-            --suppressions=${PROJECT_SOURCE_DIR}/tests/ld.supp ${CMAKE_BINARY_DIR}/tests/${test_name})
+            --suppressions=${PROJECT_SOURCE_DIR}/tests/library_valgrind.supp ${CMAKE_BINARY_DIR}/tests/${test_name})
     endforeach()
 
     foreach(test_name IN LISTS client_tests)
         add_test(${test_name}_valgrind valgrind --leak-check=full --show-leak-kinds=all --error-exitcode=1
-            --suppressions=${PROJECT_SOURCE_DIR}/tests/ld.supp ${CMAKE_BINARY_DIR}/tests/${test_name})
+            --suppressions=${PROJECT_SOURCE_DIR}/tests/library_valgrind.supp ${CMAKE_BINARY_DIR}/tests/${test_name})
     endforeach()
 endif()
 

tests/ld.supp

@@ -0,0 +1 @@
+leak:libpam.so

tests/library_lsan.supp

@@ -0,0 +1,29 @@
+{
+   ld
+   Memcheck:Leak
+   match-leak-kinds: reachable
+   fun:calloc
+   fun:_dlerror_run
+   fun:dlopen@@GLIBC_2.2.5
+   fun:lyext_load_plugins
+   fun:ly_ctx_new
+}
+{
+   CI:test_pam:pam_start_confdir
+   Memcheck:Leak
+   match-leak-kinds: definite
+   fun:malloc
+   ...
+   fun:server_thread
+   fun:start_thread
+   fun:clone
+}
+{
+   test_pam:pam_start_confdir
+   Memcheck:Leak
+   match-leak-kinds: definite
+   fun:malloc
+   ...
+   fun:server_thread
+   fun:clone
+}