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authoropenshift-ci[bot] <75433959+openshift-ci[bot]@users.noreply.github.com>2021-08-03 18:59:01 +0000
committerGitHub <noreply@github.com>2021-08-03 18:59:01 +0000
commitcbad5616961520831b1f169f03da2a9f81203f71 (patch)
tree6496e784ff80ae7540de708bc11f2b5d2953233d /test
parentb2ce6514bc41b54f60f66e5b729895ab70d07507 (diff)
parente88d8dbeae2aebd2d816f16a21891764163afcd4 (diff)
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Merge pull request #11091 from Luap99/connect-disconnect
fix rootless port forwarding with network dis-/connect
Diffstat (limited to 'test')
-rw-r--r--test/system/500-networking.bats85
1 files changed, 85 insertions, 0 deletions
diff --git a/test/system/500-networking.bats b/test/system/500-networking.bats
index 495c7948b..6ffee7eaf 100644
--- a/test/system/500-networking.bats
+++ b/test/system/500-networking.bats
@@ -390,4 +390,89 @@ load helpers
run_podman network rm -f $netname
}
+# Test for https://github.com/containers/podman/issues/10052
+@test "podman network connect/disconnect with port forwarding" {
+ random_1=$(random_string 30)
+ HOST_PORT=12345
+ SERVER=http://127.0.0.1:$HOST_PORT
+
+ # Create a test file with random content
+ INDEX1=$PODMAN_TMPDIR/hello.txt
+ echo $random_1 > $INDEX1
+
+ local netname=testnet-$(random_string 10)
+ run_podman network create $netname
+ is "$output" ".*/cni/net.d/$netname.conflist" "output of 'network create'"
+
+ local netname2=testnet2-$(random_string 10)
+ run_podman network create $netname2
+ is "$output" ".*/cni/net.d/$netname2.conflist" "output of 'network create'"
+
+ # First, run a container in background to ensure that the rootless cni ns
+ # is not destroyed after network disconnect.
+ run_podman run -d --network $netname $IMAGE top
+ background_cid=$output
+
+ # Run a httpd container on first network with exposed port
+ run_podman run -d -p "$HOST_PORT:80" \
+ --network $netname \
+ -v $INDEX1:/var/www/index.txt:Z \
+ -w /var/www \
+ $IMAGE /bin/busybox-extras httpd -f -p 80
+ cid=$output
+
+ # Verify http contents: curl from localhost
+ run curl --max-time 3 -s $SERVER/index.txt
+ is "$output" "$random_1" "curl 127.0.0.1:/index.txt"
+
+ run_podman inspect $cid --format "{{(index .NetworkSettings.Networks \"$netname\").IPAddress}}"
+ ip="$output"
+ run_podman inspect $cid --format "{{(index .NetworkSettings.Networks \"$netname\").MacAddress}}"
+ mac="$output"
+
+ run_podman network disconnect $netname $cid
+
+ # check that we cannot curl (timeout after 3 sec)
+ run curl --max-time 3 -s $SERVER/index.txt
+ if [ "$status" -eq 0 ]; then
+ die "curl did not fail, it should have timed out or failed with non zero exit code"
+ fi
+
+ run_podman network connect $netname $cid
+
+ # curl should work again
+ run curl --max-time 3 -s $SERVER/index.txt
+ is "$output" "$random_1" "curl 127.0.0.1:/index.txt should work again"
+
+ # check that we have a new ip and mac
+ # if the ip is still the same this whole test turns into a nop
+ run_podman inspect $cid --format "{{(index .NetworkSettings.Networks \"$netname\").IPAddress}}"
+ if [[ "$output" == "$ip" ]]; then
+ die "IP address did not change after podman network disconnect/connect"
+ fi
+ run_podman inspect $cid --format "{{(index .NetworkSettings.Networks \"$netname\").MacAddress}}"
+ if [[ "$output" == "$mac" ]]; then
+ die "MAC address did not change after podman network disconnect/connect"
+ fi
+
+ # connect a second network
+ run_podman network connect $netname2 $cid
+
+ # curl should work
+ run curl --max-time 3 -s $SERVER/index.txt
+ is "$output" "$random_1" "curl 127.0.0.1:/index.txt should work"
+
+ # disconnect the first network
+ run_podman network disconnect $netname $cid
+
+ # curl should still work
+ run curl --max-time 3 -s $SERVER/index.txt
+ is "$output" "$random_1" "curl 127.0.0.1:/index.txt should still work"
+
+ # cleanup
+ run_podman stop -t 0 $cid $background_cid
+ run_podman rm -f $cid $background_cid
+ run_podman network rm -f $netname $netname2
+}
+
# vim: filetype=sh