diff options
Diffstat (limited to 'test/system')
| -rw-r--r-- | test/system/220-healthcheck.bats | 96 | ||||
| -rw-r--r-- | test/system/250-systemd.bats | 51 | ||||
| -rw-r--r-- | test/system/helpers.bash | 54 |
3 files changed, 164 insertions, 37 deletions
diff --git a/test/system/220-healthcheck.bats b/test/system/220-healthcheck.bats index c502ad669..00ec1dd79 100644 --- a/test/system/220-healthcheck.bats +++ b/test/system/220-healthcheck.bats @@ -20,44 +20,8 @@ function _check_health { done } - @test "podman healthcheck" { - # Create an image with a healthcheck script; said script will - # pass until the file /uh-oh gets created (by us, via exec) - cat >${PODMAN_TMPDIR}/healthcheck <<EOF -#!/bin/sh - -if test -e /uh-oh; then - echo "Uh-oh on stdout!" - echo "Uh-oh on stderr!" >&2 - exit 1 -else - echo "Life is Good on stdout" - echo "Life is Good on stderr" >&2 - exit 0 -fi -EOF - - cat >${PODMAN_TMPDIR}/entrypoint <<EOF -#!/bin/sh - -while :; do - sleep 1 -done -EOF - - cat >${PODMAN_TMPDIR}/Containerfile <<EOF -FROM $IMAGE - -COPY healthcheck /healthcheck -COPY entrypoint /entrypoint - -RUN chmod 755 /healthcheck /entrypoint - -CMD ["/entrypoint"] -EOF - - run_podman build -t healthcheck_i ${PODMAN_TMPDIR} + _build_health_check_image healthcheck_i # Run that healthcheck image. run_podman run -d --name healthcheck_c \ @@ -66,6 +30,9 @@ EOF --health-retries 3 \ healthcheck_i + run_podman inspect healthcheck_c --format "{{.Config.HealthcheckOnFailureAction}}" + is "$output" "none" "default on-failure action is none" + # We can't check for 'starting' because a 1-second interval is too # short; it could run healthcheck before we get to our first check. # @@ -109,4 +76,59 @@ Log[-1].Output | \"Uh-oh on stdout!\\\nUh-oh on stderr!\" run_podman rmi healthcheck_i } +@test "podman healthcheck --health-on-failure" { + run_podman 125 create --health-on-failure=kill $IMAGE + is "$output" "Error: cannot set on-failure action to kill without a health check" + + ctr="healthcheck_c" + img="healthcheck_i" + + for policy in none kill restart stop;do + if [[ $policy == "none" ]];then + # Do not remove the /uh-oh file for `none` as we want to + # demonstrate that no action was taken + _build_health_check_image $img + else + _build_health_check_image $img cleanfile + fi + + # Run that healthcheck image. + run_podman run -d --name $ctr \ + --health-cmd /healthcheck \ + --health-on-failure=$policy \ + $img + + # healthcheck should succeed + run_podman healthcheck run $ctr + + # Now cause the healthcheck to fail + run_podman exec $ctr touch /uh-oh + + # healthcheck should now fail, with exit status 1 and 'unhealthy' output + run_podman 1 healthcheck run $ctr + # FIXME: #15691 - `healthcheck run` may emit an error log that the timer already exists + is "$output" ".*unhealthy.*" "output from 'podman healthcheck run'" + + run_podman inspect $ctr --format "{{.State.Status}} {{.Config.HealthcheckOnFailureAction}}" + if [[ $policy == "restart" ]];then + # Container has been restarted and health check works again + is "$output" "running $policy" "container has been restarted" + run_podman healthcheck run $ctr + elif [[ $policy == "none" ]];then + # Container is still running and health check still broken + is "$output" "running $policy" "container continued running" + run_podman 1 healthcheck run $ctr + # FIXME: #15691 - `healthcheck run` may emit an error log that the timer already exists + is "$output" ".*unhealthy.*" "output from 'podman healthcheck run'" + else + # kill and stop yield the container into a non-running state + is "$output" ".* $policy" "container was stopped/killed" + assert "$output" != "running $policy" + fi + + run_podman rm -f -t0 $ctr + run_podman rmi -f $img + done +} + # vim: filetype=sh diff --git a/test/system/250-systemd.bats b/test/system/250-systemd.bats index b449e49d8..3f6296b36 100644 --- a/test/system/250-systemd.bats +++ b/test/system/250-systemd.bats @@ -304,6 +304,57 @@ LISTEN_FDNAMES=listen_fdnames" | sort) run_podman network rm -f $netname } +@test "podman create --health-on-failure=kill" { + img="healthcheck_i" + _build_health_check_image $img + + cname=$(random_string) + run_podman create --name $cname \ + --health-cmd /healthcheck \ + --health-on-failure=kill \ + --restart=on-failure \ + $img + + # run container in systemd unit + service_setup + + run_podman container inspect $cname --format "{{.ID}}" + oldID="$output" + + run_podman healthcheck run $cname + + # Now cause the healthcheck to fail + run_podman exec $cname touch /uh-oh + + # healthcheck should now fail, with exit status 1 and 'unhealthy' output + run_podman 1 healthcheck run $cname + is "$output" "unhealthy" "output from 'podman healthcheck run'" + + # What is expected to happen now: + # 1) The container gets killed as the health check has failed + # 2) Systemd restarts the service as the restart policy is set to "on-failure" + # 3) The /uh-oh file is gone and $cname has another ID + + # Wait at most 10 seconds for the service to be restarted + local timeout=10 + while [[ $timeout -gt 1 ]]; do + run_podman '?' container inspect $cname + if [[ $status == 0 ]]; then + if [[ "$output" != "$oldID" ]]; then + break + fi + fi + sleep 1 + let timeout=$timeout-1 + done + + run_podman healthcheck run $cname + + # stop systemd container + service_cleanup + run_podman rmi -f $img +} + @test "podman-kube@.service template" { install_kube_template # Create the YAMl file diff --git a/test/system/helpers.bash b/test/system/helpers.bash index f2eb3016c..b0d4b526a 100644 --- a/test/system/helpers.bash +++ b/test/system/helpers.bash @@ -894,5 +894,59 @@ function _podman_commands() { awk '/^Available Commands:/{ok=1;next}/^Options:/{ok=0}ok { print $1 }' <<<"$output" | grep . } +############################### +# _build_health_check_image # Builds a container image with a configured health check +############################### +# +# The health check will fail once the /uh-oh file exists. +# +# First argument is the desired name of the image +# Second argument, if present and non-null, forces removal of the /uh-oh file once the check failed; this way the container can be restarted +# + +function _build_health_check_image { + local imagename="$1" + local cleanfile="" + + if [[ ! -z "$2" ]]; then + cleanfile="rm -f /uh-oh" + fi + # Create an image with a healthcheck script; said script will + # pass until the file /uh-oh gets created (by us, via exec) + cat >${PODMAN_TMPDIR}/healthcheck <<EOF +#!/bin/sh + +if test -e /uh-oh; then + echo "Uh-oh on stdout!" + echo "Uh-oh on stderr!" >&2 + ${cleanfile} + exit 1 +else + echo "Life is Good on stdout" + echo "Life is Good on stderr" >&2 + exit 0 +fi +EOF + + cat >${PODMAN_TMPDIR}/entrypoint <<EOF +#!/bin/sh + +trap 'echo Received SIGTERM, finishing; exit' SIGTERM; echo WAITING; while :; do sleep 0.1; done +EOF + + cat >${PODMAN_TMPDIR}/Containerfile <<EOF +FROM $IMAGE + +COPY healthcheck /healthcheck +COPY entrypoint /entrypoint + +RUN chmod 755 /healthcheck /entrypoint + +CMD ["/entrypoint"] +EOF + + run_podman build -t $imagename ${PODMAN_TMPDIR} +} + # END miscellaneous tools ############################################################################### |