1 files changed, 46 insertions, 0 deletions
diff --git a/buildstream/testing/_utils/site.py b/buildstream/testing/_utils/site.py
new file mode 100644
index 000000000..54c5b467b
--- /dev/null
+++ b/buildstream/testing/_utils/site.py
@@ -0,0 +1,46 @@
+# Some things resolved about the execution site,
+# so we dont have to repeat this everywhere
+#
+import os
+import sys
+import platform
+
+from buildstream import _site, utils, ProgramNotFoundError
+
+
+try:
+    GIT = utils.get_host_tool('git')
+    HAVE_GIT = True
+    GIT_ENV = {
+        'GIT_AUTHOR_DATE': '1320966000 +0200',
+        'GIT_AUTHOR_NAME': 'tomjon',
+        'GIT_AUTHOR_EMAIL': 'tom@jon.com',
+        'GIT_COMMITTER_DATE': '1320966000 +0200',
+        'GIT_COMMITTER_NAME': 'tomjon',
+        'GIT_COMMITTER_EMAIL': 'tom@jon.com'
+    }
+except ProgramNotFoundError:
+    GIT = None
+    HAVE_GIT = False
+    GIT_ENV = dict()
+
+try:
+    utils.get_host_tool('bwrap')
+    HAVE_BWRAP = True
+    HAVE_BWRAP_JSON_STATUS = _site.get_bwrap_version() >= (0, 3, 2)
+except ProgramNotFoundError:
+    HAVE_BWRAP = False
+    HAVE_BWRAP_JSON_STATUS = False
+
+IS_LINUX = os.getenv('BST_FORCE_BACKEND', sys.platform).startswith('linux')
+IS_WSL = (IS_LINUX and 'Microsoft' in platform.uname().release)
+IS_WINDOWS = (os.name == 'nt')
+
+if not IS_LINUX:
+    HAVE_SANDBOX = True   # fallback to a chroot sandbox on unix
+elif IS_WSL:
+    HAVE_SANDBOX = False  # Sandboxes are inoperable under WSL due to lack of FUSE
+elif IS_LINUX and HAVE_BWRAP:
+    HAVE_SANDBOX = True
+else:
+    HAVE_SANDBOX = False