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-rw-r--r--test/system/255-auto-update.bats127
1 files changed, 61 insertions, 66 deletions
diff --git a/test/system/255-auto-update.bats b/test/system/255-auto-update.bats
index 59f53f775..9bfb44791 100644
--- a/test/system/255-auto-update.bats
+++ b/test/system/255-auto-update.bats
@@ -43,12 +43,12 @@ function teardown() {
# 5. Remove the origin container
# 6. Start the container from service
function generate_service() {
- target_img_basename=$1
- autoupdate=$2
+ local target_img_basename=$1
+ local autoupdate=$2
- # Please keep variable name for cname and ori_image. The
- # scripts will use them directly in following tests.
- cname=c_$(random_string)
+ # Container name. Include the autoupdate type, to make debugging easier.
+ # IMPORTANT: variable 'cname' is passed (out of scope) up to caller!
+ cname=c_${autoupdate//\'/}_$(random_string)
target_img="quay.io/libpod/$target_img_basename:latest"
run_podman tag $IMAGE $target_img
if [[ -n "$autoupdate" ]]; then
@@ -67,6 +67,8 @@ function generate_service() {
systemctl start container-$cname
systemctl status container-$cname
+ # Original image ID.
+ # IMPORTANT: variable 'ori_image' is passed (out of scope) up to caller!
run_podman inspect --format "{{.Image}}" $cname
ori_image=$output
}
@@ -76,8 +78,7 @@ function _wait_service_ready() {
local timeout=6
while [[ $timeout -gt 1 ]]; do
- run systemctl is-active $sname
- if [[ $output == "active" ]]; then
+ if systemctl -q is-active $sname; then
return
fi
sleep 1
@@ -89,65 +90,63 @@ function _wait_service_ready() {
die "Timed out waiting for $sname to start"
}
+# Wait for container to update, as confirmed by its image ID changing
function _confirm_update() {
- local sname=$1
-
- local timeout=6
- last_log=""
- while [[ $timeout -gt 1 ]]; do
- run journalctl -u $sname -n 10
- if [[ "$output" == "$last_log" ]]; then
+ local cname=$1
+ local old_iid=$2
+
+ # Image has already been pulled, so this shouldn't take too long
+ local timeout=5
+ while [[ $timeout -gt 0 ]]; do
+ run_podman '?' inspect --format "{{.Image}}" $cname
+ if [[ $status != 0 ]]; then
+ if [[ $output =~ (no such object|does not exist in database): ]]; then
+ # this is ok, it just means the container is being restarted
+ :
+ else
+ die "podman inspect $cname failed unexpectedly"
+ fi
+ elif [[ $output != $old_iid ]]; then
return
fi
- last_log=$output
sleep 1
- let timeout=$timeout-1
done
- die "Timed out waiting for $sname to update"
+ die "Timed out waiting for $cname to update; old IID=$old_iid"
}
# This test can fail in dev. environment because of SELinux.
# quick fix: chcon -t container_runtime_exec_t ./bin/podman
@test "podman auto-update - label io.containers.autoupdate=image" {
- run_podman images
generate_service alpine image
_wait_service_ready container-$cname.service
- run_podman ps -a
run_podman auto-update
is "$output" "Trying to pull.*" "Image is updated."
- run_podman ps -a
- _confirm_update container-$cname.service
- run_podman inspect --format "{{.Image}}" $cname
- [[ "$output" != "$ori_image" ]]
+ _confirm_update $cname $ori_image
}
@test "podman auto-update - label io.containers.autoupdate=disabled" {
generate_service alpine disabled
_wait_service_ready container-$cname.service
- run_podman ps -a
run_podman auto-update
- is "$output" "" "Image is not updated with disabled."
- run_podman ps -a
- _confirm_update container-$cname.service
+ is "$output" "" "Image is not updated when autoupdate=disabled."
+
run_podman inspect --format "{{.Image}}" $cname
- is "$output" "$ori_image" "Image hash should not changed."
+ is "$output" "$ori_image" "Image ID should not change"
}
@test "podman auto-update - label io.containers.autoupdate=fakevalue" {
- fakevalue=$(random_string)
+ fakevalue=fake_$(random_string)
generate_service alpine $fakevalue
_wait_service_ready container-$cname.service
- run_podman ps -a
- run_podman ? auto-update
+ run_podman 125 auto-update
is "$output" ".*invalid auto-update policy.*" "invalid policy setup"
- run_podman ps -a
- _confirm_update container-$cname.service
+
run_podman inspect --format "{{.Image}}" $cname
- is "$output" "$ori_image" "Image hash should not changed."
+ is "$output" "$ori_image" "Image ID should not change"
}
@test "podman auto-update - label io.containers.autoupdate=local" {
@@ -155,25 +154,23 @@ function _confirm_update() {
podman commit --change CMD=/bin/bash $cname quay.io/libpod/localtest:latest
_wait_service_ready container-$cname.service
- run_podman ps -a
run_podman auto-update
- run_podman ps -a
- _confirm_update container-$cname.service
- run_podman inspect --format "{{.Image}}" $cname
- [[ "$output" != "$ori_image" ]]
+ _confirm_update $cname $ori_image
}
@test "podman auto-update with multiple services" {
- fakevalue=$(random_string)
+ # Preserve original image ID, to confirm that it changes (or not)
run_podman inspect --format "{{.Id}}" $IMAGE
- img_id="$output"
- cnames=()
+ local img_id="$output"
+
+ local cnames=()
local -A expect_update
local -A will_update=([image]=1 [registry]=1 [local]=1)
+ local fakevalue=fake_$(random_string)
for auto_update in image registry "" disabled "''" $fakevalue local
do
- img_base="alpine"
+ local img_base="alpine"
if [[ $auto_update == "registry" ]]; then
img_base="alpine_nginx"
elif [[ $auto_update == "local" ]]; then
@@ -184,6 +181,7 @@ function _confirm_update() {
if [[ $auto_update == "local" ]]; then
local_cname=$cname
fi
+
if [[ -n "$auto_update" && -n "${will_update[$auto_update]}" ]]; then
expect_update[$cname]=1
fi
@@ -192,30 +190,28 @@ function _confirm_update() {
# Only check the last service is started. Previous services should already actived.
_wait_service_ready container-$cname.service
run_podman commit --change CMD=/bin/bash $local_cname quay.io/libpod/localtest:latest
- run_podman ? auto-update
+ # Exit code is expected, due to invalid 'fakevalue'
+ run_podman 125 auto-update
update_log=$output
- for cname in "${cnames[@]}"; do
- _confirm_update container-$cname.service
- done
- count=0
- while read line; do
- if [[ "$line" =~ "Trying to pull" ]]; then
- ((count+=1))
- fi
- done <<< "$update_log"
is "$update_log" ".*invalid auto-update policy.*" "invalid policy setup"
is "$update_log" ".*1 error occurred.*" "invalid policy setup"
- is "$count" "2" "There are two images being updated from registry."
- for cname in "${!expect_update[@]}"; do
+ local n_updated=$(grep -c 'Trying to pull' <<<"$update_log")
+ is "$n_updated" "2" "Number of images updated from registry."
+ for cname in "${!expect_update[@]}"; do
is "$update_log" ".*$cname.*" "container with auto-update policy image updated"
+ # Just because podman says it fetched, doesn't mean it actually updated
+ _confirm_update $cname $img_id
done
+ # Final confirmation that all image IDs have/haven't changed
for cname in "${cnames[@]}"; do
run_podman inspect --format "{{.Image}}" $cname
if [[ -n "${expect_update[$cname]}" ]]; then
- [[ "$output" != "$img_id" ]]
+ if [[ "$output" == "$img_id" ]]; then
+ die "$cname: image ID ($output) did not change"
+ fi
else
is "$output" "$img_id" "Image should not be changed."
fi
@@ -255,25 +251,24 @@ EOF
systemctl enable --now podman-auto-update-$cname.timer
systemctl list-timers --all
- count=0
- failed_start=1
+ local expect='Finished Podman auto-update testing service'
+ local failed_start=failed
+ local count=0
while [ $count -lt 120 ]; do
run journalctl -n 15 -u podman-auto-update-$cname.service
- if [[ "$output" =~ "Finished Podman auto-update testing service" ]]; then
- failed_start=0
+ if [[ "$output" =~ $expect ]]; then
+ failed_start=
break
fi
((count+=1))
sleep 1
done
- echo $output
- _confirm_update container-$cname.service
- run_podman inspect --format "{{.Image}}" $cname
- if [[ $failed_start == 1 ]]; then
- die "Failed to get podman auto-update service finished"
+ if [[ -n "$failed_start" ]]; then
+ die "Did not find expected string '$expect' in journalctl output for $cname"
fi
- [[ "$output" != "$ori_image" ]]
+
+ _confirm_update $cname $ori_image
}
# vim: filetype=sh