Add support for -env-host

This flag passes the host environment into the container.  The basic idea is to
leak all environment variables from the host into the container.

Environment variables from the image, and passed in via --env and --env-file
will override the host environment.

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

1 files changed, 16 insertions, 0 deletions

diff --git a/test/e2e/run_test.go b/test/e2e/run_test.go
index 3fc628589..623e08c2a 100644
--- a/test/e2e/run_test.go
+++ b/test/e2e/run_test.go
@@ -224,6 +224,22 @@ var _ = Describe("Podman run", func() {
 		Expect(match).Should(BeTrue())
 	})
 
+	It("podman run --host-env environment test", func() {
+		os.Setenv("FOO", "BAR")
+		session := podmanTest.Podman([]string{"run", "--rm", "--env-host", ALPINE, "printenv", "FOO"})
+		session.WaitWithDefaultTimeout()
+		Expect(session.ExitCode()).To(Equal(0))
+		match, _ := session.GrepString("BAR")
+		Expect(match).Should(BeTrue())
+
+		session = podmanTest.Podman([]string{"run", "--rm", "--env", "FOO=BAR1", "--env-host", ALPINE, "printenv", "FOO"})
+		session.WaitWithDefaultTimeout()
+		Expect(session.ExitCode()).To(Equal(0))
+		match, _ = session.GrepString("BAR1")
+		Expect(match).Should(BeTrue())
+		os.Unsetenv("FOO")
+	})
+
 	It("podman run limits test", func() {
 		SkipIfRootless()
 		session := podmanTest.Podman([]string{"run", "--rm", "--ulimit", "rtprio=99", "--cap-add=sys_nice", fedoraMinimal, "cat", "/proc/self/sched"})