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41a82c9a95
This has been running reliably for weeks in #23275 Signed-off-by: Ed Santiago <santiago@redhat.com>
128 lines
3.8 KiB
Bash
128 lines
3.8 KiB
Bash
# -*- bats -*-
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#
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# tests of podman commands that require an interactive pty
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#
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load helpers
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# bats file_tags=ci:parallel
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###############################################################################
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# BEGIN setup/teardown
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function setup() {
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basic_setup
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# Each test runs with its own PTY, managed by socat.
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PODMAN_TEST_PTY=$PODMAN_TMPDIR/podman_pty
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PODMAN_DUMMY=$PODMAN_TMPDIR/podman_dummy
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PODMAN_SOCAT_PID=
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# Create a pty. Run under 'timeout' because BATS reaps child processes
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# and if we exit before killing socat, bats will hang forever.
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timeout 10 socat \
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PTY,link=$PODMAN_TEST_PTY,raw,echo=0 \
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PTY,link=$PODMAN_DUMMY,raw,echo=0 &
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PODMAN_SOCAT_PID=$!
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# Wait for pty
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retries=5
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while [[ ! -e $PODMAN_TEST_PTY ]]; do
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retries=$(( retries - 1 ))
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assert $retries -gt 0 "Timed out waiting for $PODMAN_TEST_PTY"
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sleep 0.5
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done
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}
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function teardown() {
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if [[ -n $PODMAN_SOCAT_PID ]]; then
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kill $PODMAN_SOCAT_PID
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PODMAN_SOCAT_PID=
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fi
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rm -f $PODMAN_TEST_PTY $PODMAN_DUMMY_PTY
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basic_teardown
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}
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# END setup/teardown
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###############################################################################
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# BEGIN tests
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@test "podman detects correct tty size" {
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# Set the pty to a random size. Make rows/columns odd/even, to guarantee
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# that they can never be the same
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rows=$(( 15 + RANDOM % 60 | 1 ))
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cols=$(( 15 + RANDOM % 60 & 126 ))
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stty rows $rows cols $cols <$PODMAN_TEST_PTY
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CR=$'\r'
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# ...and make sure stty under podman reads that.
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# This flakes often ("stty: standard input"), so, retry.
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run_podman run -it --name mystty $IMAGE stty size <$PODMAN_TEST_PTY
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if [[ "$output" =~ stty ]]; then
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echo "# stty flaked, retrying: $output" >&3
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run_podman rm -f mystty
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sleep 1
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run_podman run -it --name mystty $IMAGE stty size <$PODMAN_TEST_PTY
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fi
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is "$output" "$rows $cols$CR" "stty under podman run reads the correct dimensions"
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run_podman rm -t 0 -f mystty
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# FIXME: the checks below are flaking a lot (see #10710).
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# check that the same works for podman exec
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# run_podman run -d --name mystty $IMAGE top
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# run_podman exec -it mystty stty size <$PODMAN_TEST_PTY
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# is "$output" "$rows $cols" "stty under podman exec reads the correct dimensions"
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#
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# run_podman rm -t 0 -f mystty
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}
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@test "podman load - will not read from tty" {
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run_podman 125 load <$PODMAN_TEST_PTY
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is "$output" \
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"Error: cannot read from terminal, use command-line redirection or the --input flag" \
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"Diagnostic from 'podman load' without redirection or -i"
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}
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@test "podman run --tty -i failure with no tty" {
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run_podman 0+w run --tty -i --rm $IMAGE echo hello < /dev/null
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require_warning "The input device is not a TTY.*" "-it _without_ a tty"
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CR=$'\r'
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run_podman run --tty -i --rm $IMAGE echo hello <$PODMAN_TEST_PTY
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is "$output" "hello$CR" "-it _with_ a pty"
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run_podman run --tty=false -i --rm $IMAGE echo hello < /dev/null
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is "$output" "hello" "-tty=false: no warning"
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run_podman run --tty -i=false --rm $IMAGE echo hello < /dev/null
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is "$output" "hello$CR" "-i=false: no warning"
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}
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@test "podman run -l passthrough-tty" {
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skip_if_remote
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# Requires conmon 2.1.10 or greater
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want=2.1.10
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run_podman info --format '{{.Host.Conmon.Path}}'
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conmon_path="$output"
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conmon_version=$($conmon_path --version | sed -ne 's/^.* version //p')
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if ! printf "%s\n%s\n" "$want" "$conmon_version" | sort --check=quiet --version-sort; then
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skip "need conmon >= $want; have $conmon_version"
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fi
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run tty <$PODMAN_TEST_PTY
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expected_tty="$output"
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run_podman run --rm -v/dev:/dev --log-driver=passthrough-tty $IMAGE tty <$PODMAN_TEST_PTY
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is "$output" "$expected_tty" "passthrough-tty: tty matches"
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}
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# vim: filetype=sh
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