common: set env var I_AM_IN_A_CONTAINER

So any tool can detect whether it is actually running from within a container. Signed-off-by: Guillaume Abrioux <[email protected]> (cherry picked from commit ea4c639)
ceph · Dec 2, 2021 · 0715c60 · 0715c60
1 parent 2f496d1
commit 0715c60
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/daemon-base/Dockerfile b/src/daemon-base/Dockerfile
@@ -2,6 +2,8 @@
 
 FROM __ENV_[BASE_IMAGE]__
 
+ENV I_AM_IN_A_CONTAINER 1
+
 __DOCKERFILE_TRACEABILITY_LABELS__
 
 ENV CEPH_VERSION __ENV_[CEPH_VERSION]__