From f61a7f25a8a6ec27fec069989f4b19b2ea19fc75 Mon Sep 17 00:00:00 2001
From: Qi Wang <qiwan@redhat.com>
Date: Tue, 16 Jun 2020 14:22:05 -0400
Subject: Add --preservefds to podman run

Add --preservefds to podman run. close https://github.com/containers/libpod/issues/6458

Signed-off-by: Qi Wang <qiwan@redhat.com>
---
 test/e2e/run_test.go     | 12 ++++++++++++
 test/system/030-run.bats | 12 ++++++++++++
 2 files changed, 24 insertions(+)

(limited to 'test')

diff --git a/test/e2e/run_test.go b/test/e2e/run_test.go
index c78c23b1f..7e79a8668 100644
--- a/test/e2e/run_test.go
+++ b/test/e2e/run_test.go
@@ -1015,4 +1015,16 @@ USER mail`
 			Expect(session.ExitCode()).To(Equal(0))
 		}
 	})
+
+	It("podman run --preserve-fds", func() {
+		devNull, err := os.Open("/dev/null")
+		Expect(err).To(BeNil())
+		defer devNull.Close()
+		files := []*os.File{
+			devNull,
+		}
+		session := podmanTest.PodmanExtraFiles([]string{"run", "--preserve-fds", "1", ALPINE, "ls"}, files)
+		session.WaitWithDefaultTimeout()
+		Expect(session.ExitCode()).To(Equal(0))
+	})
 })
diff --git a/test/system/030-run.bats b/test/system/030-run.bats
index aa9ace332..eeecea2e5 100644
--- a/test/system/030-run.bats
+++ b/test/system/030-run.bats
@@ -61,6 +61,18 @@ echo $rand        |   0 | $rand
     is "$tests_run" "$(grep . <<<$tests | wc -l)" "Ran the full set of tests"
 }
 
+# 'run --preserve-fds' passes a number of additional file descriptors into the container
+@test "podman run --preserve-fds" {
+    skip "enable this once #6653 is fixed"
+    skip_if_remote
+
+    content=$(random_string 20)
+    echo "$content" > $PODMAN_TMPDIR/tempfile
+
+    run_podman run --rm -i --preserve-fds=2 $IMAGE sh -c "cat <&4" 4<$PODMAN_TMPDIR/tempfile
+    is "$output" "$content" "container read input from fd 4"
+}
+
 @test "podman run - uidmapping has no /sys/kernel mounts" {
     skip_if_rootless "cannot umount as rootless"
     skip_if_remote "TODO Fix this for remote case"
-- 
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