Document containers.conf settings for remote connections

Currently we don't document which end of the podman-remote client server
operations uses the containers.conf.  This PR begins documenting this
and then testing to make sure the defaults follow the rules.

Fixes: https://github.com/containers/podman/issues/7657

Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>

1 files changed, 51 insertions, 0 deletions

diff --git a/test/e2e/config/containers-remote.conf b/test/e2e/config/containers-remote.conf
new file mode 100644
index 000000000..bc9eab951
--- /dev/null
+++ b/test/e2e/config/containers-remote.conf
@@ -0,0 +1,51 @@
+[containers]
+
+# A list of ulimits to be set in containers by default, specified as
+# "<ulimit name>=<soft limit>:<hard limit>", for example:
+# "nofile=1024:2048"
+# See setrlimit(2) for a list of resource names.
+# Any limit not specified here will be inherited from the process launching the
+# container engine.
+# Ulimits has limits for non privileged container engines.
+#
+default_ulimits = [
+  "nofile=100:100",
+]
+
+# Environment variable list for the conmon process; used for passing necessary
+# environment variables to conmon or the runtime.
+#
+env = [
+    "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
+    "foo=bar1",
+]
+
+# container engines use container separation using MAC(SELinux) labeling.
+# Flag is ignored on label disabled systems.
+#
+label = false
+
+# Size of /dev/shm. Specified as <number><unit>.
+# Unit is optional, values:
+# b (bytes), k (kilobytes), m (megabytes), or g (gigabytes).
+# If the unit is omitted, the system uses bytes.
+#
+shm_size = "202k"
+
+# List of devices. Specified as
+# "<device-on-host>:<device-on-container>:<permissions>", for example:
+# "/dev/sdc:/dev/xvdc:rwm".
+# If it is empty or commented out, only the default devices will be used
+#
+devices = []
+
+default_sysctls = [
+  "net.ipv4.ping_group_range=0 0",
+]
+
+dns_searches=[ "barfoo.com", ]
+dns_servers=[ "4.3.2.1", ]
+
+tz = "America/New_York"
+
+umask = "0022"