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OCPBUGS-21779: Sync upstream + Fix CVE #32

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merged 63 commits into from
Oct 17, 2023

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s1061123 and others added 30 commits February 10, 2021 02:22
This change introduces pod-iptables option to store iptables-rules
in pod's network namespace. This helps administrator/engineer to
troubleshooting.
…tables

Add pod-iptables option to store pod iptables
Fix some timing issue and change memory limit
Add namespace check between pod and multi-networkpolicy
Add ginkgo test to the suite with only default values.
Add `renderProtocol` function with fallback logic.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>
Use TCP as default for Port.Protocol
Fix to work namespacveSelector policy, without labelSelector
* Add test case for namespace selector

The case is about having two namespaces with pods
and net-attach-def and a multi networkpolicy that
goes through namespace borders.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Add test case with net-attach-def in other ns

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>
* Add object information to update events

This should make it clearer what k8s object the
daemon is working on.

Increase verbosity threshlod for invoke handlers logs.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Improve error logging

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>
"go getting" github.com/mgechev/revive can lead to unreproducible
builds, as it download the latest "dev" version. Stick to the latest
(v1.2.1) version.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>
* Log filter rules

Logging iptables rules before applying them
can be useful to debug complex scenarios.
Setting verbosity level to 6 as they can be
quite cumbersome.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Clean up logging code

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>
This change refines policy rule generation to introduce conntrack
and support multiple policies in a pod. Fix openshift#17 and openshift#18
Refine policy generation routine to support multiple policies
Update github action to fit to latest golang
Remove docker from support runtime due to obsolated
…t#31)

Bumps [github.com/containernetworking/cni](https://github.com/containernetworking/cni) from 0.7.1 to 0.8.1.
- [Release notes](https://github.com/containernetworking/cni/releases)
- [Commits](containernetworking/cni@v0.7.1...v0.8.1)

---
updated-dependencies:
- dependency-name: github.com/containernetworking/cni
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
s1061123 and others added 5 commits July 14, 2023 00:30
…openshift#57)

Bumps gopkg.in/yaml.v3 from 3.0.0-20210107192922-496545a6307b to 3.0.0.

---
updated-dependencies:
- dependency-name: gopkg.in/yaml.v3
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
…shift#56)

Bumps [github.com/containernetworking/plugins](https://github.com/containernetworking/plugins) from 0.8.5 to 0.8.6.
- [Release notes](https://github.com/containernetworking/plugins/releases)
- [Commits](containernetworking/plugins@v0.8.5...v0.8.6)

---
updated-dependencies:
- dependency-name: github.com/containernetworking/plugins
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
@openshift-ci-robot openshift-ci-robot added jira/valid-reference Indicates that this PR references a valid Jira ticket of any type. jira/invalid-bug Indicates that a referenced Jira bug is invalid for the branch this PR is targeting. labels Oct 17, 2023
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@s1061123: This pull request references Jira Issue OCPBUGS-21779, which is invalid:

  • expected the bug to target the "4.15.0" version, but it targets "4.15" instead

Comment /jira refresh to re-evaluate validity if changes to the Jira bug are made, or edit the title of this pull request to link to a different bug.

The bug has been updated to refer to the pull request using the external bug tracker.

In response to this:

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.

@s1061123 s1061123 changed the title OCPBUGS-21779: Fix CVE OCPBUGS-21779: Sync upstream + Fix CVE Oct 17, 2023
@openshift-ci openshift-ci bot requested review from dcbw and dougbtv October 17, 2023 12:48
@openshift-ci openshift-ci bot added the approved Indicates a PR has been approved by an approver from all required OWNERS files. label Oct 17, 2023
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dougbtv commented Oct 17, 2023

/lgtm

@openshift-ci openshift-ci bot added the lgtm Indicates that a PR is ready to be merged. label Oct 17, 2023
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openshift-ci bot commented Oct 17, 2023

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: dougbtv, s1061123

The full list of commands accepted by this bot can be found here.

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Needs approval from an approver in each of these files:

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment

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openshift-ci bot commented Oct 17, 2023

@s1061123: all tests passed!

Full PR test history. Your PR dashboard.

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository. I understand the commands that are listed here.

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/jira refresh

@openshift-ci-robot openshift-ci-robot added the jira/valid-bug Indicates that a referenced Jira bug is valid for the branch this PR is targeting. label Oct 17, 2023
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@s1061123: This pull request references Jira Issue OCPBUGS-21779, which is valid. The bug has been moved to the POST state.

3 validation(s) were run on this bug
  • bug is open, matching expected state (open)
  • bug target version (4.15.0) matches configured target version for branch (4.15.0)
  • bug is in the state ASSIGNED, which is one of the valid states (NEW, ASSIGNED, POST)

No GitHub users were found matching the public email listed for the QA contact in Jira (weliang@redhat.com), skipping review request.

The bug has been updated to refer to the pull request using the external bug tracker.

In response to this:

/jira refresh

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.

@openshift-ci-robot openshift-ci-robot removed the jira/invalid-bug Indicates that a referenced Jira bug is invalid for the branch this PR is targeting. label Oct 17, 2023
@openshift-ci openshift-ci bot merged commit b5f5e0f into openshift:master Oct 17, 2023
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@s1061123: Jira Issue OCPBUGS-21779: All pull requests linked via external trackers have merged:

Jira Issue OCPBUGS-21779 has been moved to the MODIFIED state.

In response to this:

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.

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Fix included in accepted release 4.15.0-0.nightly-2023-10-24-230302

openshift-ci bot pushed a commit that referenced this pull request Nov 2, 2023
* Add pod-iptables option to store pod iptables

This change introduces pod-iptables option to store iptables-rules
in pod's network namespace. This helps administrator/engineer to
troubleshooting.

* Fix owners file

* Update CI pipeline

* Add label to Dockerfile

* Update github action to simplify

* Use GITHUB_TOKEN for push packages

* Update slack URL in README

* fix workflows

* Fix some timing issue and change memory limit

* Add namespace check between pod and multi-networkpolicy

* Use TCP as default for Port.Protocol

Add ginkgo test to the suite with only default values.
Add `renderProtocol` function with fallback logic.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Fix to work namespacveSelector policy, without labelSelector

* Support for `NamespaceSelector` (#16)

* Add test case for namespace selector

The case is about having two namespaces with pods
and net-attach-def and a multi networkpolicy that
goes through namespace borders.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Add test case with net-attach-def in other ns

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Improve logging in server.go (#19)

* Add object information to update events

This should make it clearer what k8s object the
daemon is working on.

Increase verbosity threshlod for invoke handlers logs.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Improve error logging

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Add IPv6 support in TODO list

* Set specific version for `revive` tool (#20)

"go getting" github.com/mgechev/revive can lead to unreproducible
builds, as it download the latest "dev" version. Stick to the latest
(v1.2.1) version.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Log filter rules (#23)

* Log filter rules

Logging iptables rules before applying them
can be useful to debug complex scenarios.
Setting verbosity level to 6 as they can be
quite cumbersome.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Clean up logging code

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Refine policy generation routine to support multiple policies

This change refines policy rule generation to introduce conntrack
and support multiple policies in a pod. Fix #17 and #18

* Fix capabilities (#25)

fix #24

* Update github action to fit to latest golang

* Remove docker from support runtime due to obsolated

* Bump github.com/containernetworking/cni from 0.7.1 to 0.8.1 (#31)

Bumps [github.com/containernetworking/cni](https://github.com/containernetworking/cni) from 0.7.1 to 0.8.1.
- [Release notes](https://github.com/containernetworking/cni/releases)
- [Commits](containernetworking/cni@v0.7.1...v0.8.1)

---
updated-dependencies:
- dependency-name: github.com/containernetworking/cni
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* Bump vendor packages.

* Graceful shutdown for daemonset (#32)

* Remove unused errCh

`server.Run()` is not a blocking function and returns always `nil`.
There is no need for a struct field channel.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Allow stopping the server

Add signal handler for SIGTERM and SIGINT to main.go.
Add Stop() method to Options to forward os signals.
Add a channel to stop `syncRunner` and clean iptables afterward.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Add sync-period option for fast sync

* Remove deprecated parameters in deploy.yml

* Add e2e test

* e2e-test: Add script to update server image (#35)

Add a script to redeploy the server in the kind cluster. It is
useful to quickly test new changes without tearing down the
cluster and bringing it up again.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Fix yaml syntax error in GH workflow (#36)

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Add CodeQL workflow for GitHub code scanning (#38)

Co-authored-by: LGTM Migrator <lgtm-migrator@users.noreply.github.com>

* Add NOTICE file for Apache license 2.0 (#39)

This change adds NOTICE file in repository as [1].

[1]: https://infra.apache.org/apply-license.html#new

* IPv6 support in multi-networkpolicy-iptables (#40)

* Support IPv6 networks (#27)

Make Server generates rules for both IP family.
Make iptableBuffer aware of the IP family it is managing, in
order to skip wrong addresses.

Add unit and e2e tests for IPv6 and dual stack networks.

Remove IPv6 item from TODO

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* fix merge-conflict to rebase

* Add e2e ipv6 ingress tests

* IPv6 fix  for NDP and DHCPv6 (#37)

* Add Requirements section to README

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Allow ipv6 Neighbor Discovery Protocol

NDP leverages icmpv6 packets to discover hosts
IPv6 addresses. This kind of packet must be allowed
between hosts, otherwise some policy-allowed traffic
may get blocked.

Adjust unit tests expected output strings.

See https://www.rfc-editor.org/rfc/rfc2373

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Allow DHCPv6 traffic

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Refine icmp/dhcpv6 code

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>
Co-authored-by: Tomofumi Hayashi <tohayash@redhat.com>

* Use string instead of byte in unit-test cases

In real code, use bytes for performance, however, we don't care
about performance for unit-test, hence change bytes to string
for ease of troubleshooting.

* Make INGRESS/EGRESS-COMMON configurable by command line option

This change makes MULTI-{INGRESS,EGRESS}-COMMON chain configurable
to provide a way to support various v4/v6 network.

* Fix CodeQL warnings

* Update docs/configurations.md

Co-authored-by: Nikhil Simha <simha.nikhil@gmail.com>

* Update docs/configurations.md

Co-authored-by: Nikhil Simha <simha.nikhil@gmail.com>

* Wait for sync between policy/iptables in e2e tests

---------

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>
Co-authored-by: Andrea Panattoni <apanatto@redhat.com>
Co-authored-by: Nikhil Simha <simha.nikhil@gmail.com>

* Fix github action

* Avoid using cri-api `v1alpha2` (#43)

As of v1.26.0 kubernetes removed support for api cri-api
v1alpha2
kubernetes/kubernetes#110618

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Fix typo in container registry domain (#44)

* Update go mod to security vulnerability

Update golang.org/x/text to v0.3.8 for vulnerability.

* Fix github action

* Update vendors to fix dependabot alerts

* Add ipblock bat tests in e2e (#48)

This change introduces ipblock tests in e2e and enables v6
ingress tests in e2e as well.

* Fix iptables rules in multiple items in ingress/egress (#49)

This change fixes iptables rules for multiple items
in ingress/egress. It also adds e2e tests for that.
fix #45

* Update golang to 1.20

* Fix end2end tests (#53)

* e2e: Save kind logs as artifacts

Saving `kind export logs` output when
end-to-end job fails helps debugging flakes
and test failures.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* build: set CGO_ENABLED=0

Setting CGO_ENABLED=0 for go builds
produces GLIBC independant binaries.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

---------

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Infer PolicyTypes if missing (#50)

* Infer PolicyTypes if missing

In cases where Spec.PolicyTypes is not specified, it should
default to the existence of Ingress or Egress rules.

Updating end2end tests to cover also this scenario.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* e2e: Wait for policy sync during setup

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

---------

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Bump google.golang.org/grpc from 1.38.0 to 1.53.0 (#52)

Bumps [google.golang.org/grpc](https://github.com/grpc/grpc-go) from 1.38.0 to 1.53.0.
- [Release notes](https://github.com/grpc/grpc-go/releases)
- [Commits](grpc/grpc-go@v1.38.0...v1.53.0)

---
updated-dependencies:
- dependency-name: google.golang.org/grpc
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* Update e2e environments (#54)

* Fix linter warning (#55)

* Bump gopkg.in/yaml.v3 from 3.0.0-20210107192922-496545a6307b to 3.0.0 (#57)

Bumps gopkg.in/yaml.v3 from 3.0.0-20210107192922-496545a6307b to 3.0.0.

---
updated-dependencies:
- dependency-name: gopkg.in/yaml.v3
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* Bump github.com/containernetworking/plugins from 0.8.5 to 0.8.6 (#56)

Bumps [github.com/containernetworking/plugins](https://github.com/containernetworking/plugins) from 0.8.5 to 0.8.6.
- [Release notes](https://github.com/containernetworking/plugins/releases)
- [Commits](containernetworking/plugins@v0.8.5...v0.8.6)

---
updated-dependencies:
- dependency-name: github.com/containernetworking/plugins
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* Update vendor and golang version (#58)

* Bump google.golang.org/grpc from 1.53.0 to 1.56.3 (#59)

Bumps [google.golang.org/grpc](https://github.com/grpc/grpc-go) from 1.53.0 to 1.56.3.
- [Release notes](https://github.com/grpc/grpc-go/releases)
- [Commits](grpc/grpc-go@v1.53.0...v1.56.3)

---
updated-dependencies:
- dependency-name: google.golang.org/grpc
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* Update vendor packages (#60)

---------

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>
Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: Doug Smith <dosmith@redhat.com>
Co-authored-by: Andrea Panattoni <apanatto@redhat.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: lgtm-com[bot] <43144390+lgtm-com[bot]@users.noreply.github.com>
Co-authored-by: LGTM Migrator <lgtm-migrator@users.noreply.github.com>
Co-authored-by: Nikhil Simha <simha.nikhil@gmail.com>
Co-authored-by: Peter Stöckli <p-@github.com>
s1061123 added a commit to s1061123/multus-networkpolicy that referenced this pull request Apr 8, 2024
* Add pod-iptables option to store pod iptables

This change introduces pod-iptables option to store iptables-rules
in pod's network namespace. This helps administrator/engineer to
troubleshooting.

* Fix owners file

* Update CI pipeline

* Add label to Dockerfile

* Update github action to simplify

* Use GITHUB_TOKEN for push packages

* Update slack URL in README

* fix workflows

* Fix some timing issue and change memory limit

* Add namespace check between pod and multi-networkpolicy

* Use TCP as default for Port.Protocol

Add ginkgo test to the suite with only default values.
Add `renderProtocol` function with fallback logic.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Fix to work namespacveSelector policy, without labelSelector

* Support for `NamespaceSelector` (openshift#16)

* Add test case for namespace selector

The case is about having two namespaces with pods
and net-attach-def and a multi networkpolicy that
goes through namespace borders.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Add test case with net-attach-def in other ns

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Improve logging in server.go (openshift#19)

* Add object information to update events

This should make it clearer what k8s object the
daemon is working on.

Increase verbosity threshlod for invoke handlers logs.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Improve error logging

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Add IPv6 support in TODO list

* Set specific version for `revive` tool (openshift#20)

"go getting" github.com/mgechev/revive can lead to unreproducible
builds, as it download the latest "dev" version. Stick to the latest
(v1.2.1) version.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Log filter rules (openshift#23)

* Log filter rules

Logging iptables rules before applying them
can be useful to debug complex scenarios.
Setting verbosity level to 6 as they can be
quite cumbersome.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Clean up logging code

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Refine policy generation routine to support multiple policies

This change refines policy rule generation to introduce conntrack
and support multiple policies in a pod. Fix openshift#17 and openshift#18

* Fix capabilities (openshift#25)

fix openshift#24

* Update github action to fit to latest golang

* Remove docker from support runtime due to obsolated

* Bump github.com/containernetworking/cni from 0.7.1 to 0.8.1 (openshift#31)

Bumps [github.com/containernetworking/cni](https://github.com/containernetworking/cni) from 0.7.1 to 0.8.1.
- [Release notes](https://github.com/containernetworking/cni/releases)
- [Commits](containernetworking/cni@v0.7.1...v0.8.1)

---
updated-dependencies:
- dependency-name: github.com/containernetworking/cni
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* Bump vendor packages.

* Graceful shutdown for daemonset (openshift#32)

* Remove unused errCh

`server.Run()` is not a blocking function and returns always `nil`.
There is no need for a struct field channel.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Allow stopping the server

Add signal handler for SIGTERM and SIGINT to main.go.
Add Stop() method to Options to forward os signals.
Add a channel to stop `syncRunner` and clean iptables afterward.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Add sync-period option for fast sync

* Remove deprecated parameters in deploy.yml

* Add e2e test

* e2e-test: Add script to update server image (openshift#35)

Add a script to redeploy the server in the kind cluster. It is
useful to quickly test new changes without tearing down the
cluster and bringing it up again.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Fix yaml syntax error in GH workflow (openshift#36)

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Add CodeQL workflow for GitHub code scanning (openshift#38)

Co-authored-by: LGTM Migrator <lgtm-migrator@users.noreply.github.com>

* Add NOTICE file for Apache license 2.0 (openshift#39)

This change adds NOTICE file in repository as [1].

[1]: https://infra.apache.org/apply-license.html#new

* IPv6 support in multi-networkpolicy-iptables (openshift#40)

* Support IPv6 networks (openshift#27)

Make Server generates rules for both IP family.
Make iptableBuffer aware of the IP family it is managing, in
order to skip wrong addresses.

Add unit and e2e tests for IPv6 and dual stack networks.

Remove IPv6 item from TODO

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* fix merge-conflict to rebase

* Add e2e ipv6 ingress tests

* IPv6 fix  for NDP and DHCPv6 (openshift#37)

* Add Requirements section to README

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Allow ipv6 Neighbor Discovery Protocol

NDP leverages icmpv6 packets to discover hosts
IPv6 addresses. This kind of packet must be allowed
between hosts, otherwise some policy-allowed traffic
may get blocked.

Adjust unit tests expected output strings.

See https://www.rfc-editor.org/rfc/rfc2373

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Allow DHCPv6 traffic

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Refine icmp/dhcpv6 code

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>
Co-authored-by: Tomofumi Hayashi <tohayash@redhat.com>

* Use string instead of byte in unit-test cases

In real code, use bytes for performance, however, we don't care
about performance for unit-test, hence change bytes to string
for ease of troubleshooting.

* Make INGRESS/EGRESS-COMMON configurable by command line option

This change makes MULTI-{INGRESS,EGRESS}-COMMON chain configurable
to provide a way to support various v4/v6 network.

* Fix CodeQL warnings

* Update docs/configurations.md

Co-authored-by: Nikhil Simha <simha.nikhil@gmail.com>

* Update docs/configurations.md

Co-authored-by: Nikhil Simha <simha.nikhil@gmail.com>

* Wait for sync between policy/iptables in e2e tests

---------

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>
Co-authored-by: Andrea Panattoni <apanatto@redhat.com>
Co-authored-by: Nikhil Simha <simha.nikhil@gmail.com>

* Fix github action

* Avoid using cri-api `v1alpha2` (openshift#43)

As of v1.26.0 kubernetes removed support for api cri-api
v1alpha2
kubernetes/kubernetes#110618

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

---------

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>
Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: Doug Smith <dosmith@redhat.com>
Co-authored-by: Andrea Panattoni <apanatto@redhat.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: lgtm-com[bot] <43144390+lgtm-com[bot]@users.noreply.github.com>
Co-authored-by: LGTM Migrator <lgtm-migrator@users.noreply.github.com>
Co-authored-by: Nikhil Simha <simha.nikhil@gmail.com>
s1061123 added a commit to s1061123/multus-networkpolicy that referenced this pull request Apr 8, 2024
* Add pod-iptables option to store pod iptables

This change introduces pod-iptables option to store iptables-rules
in pod's network namespace. This helps administrator/engineer to
troubleshooting.

* Fix owners file

* Update CI pipeline

* Add label to Dockerfile

* Update github action to simplify

* Use GITHUB_TOKEN for push packages

* Update slack URL in README

* fix workflows

* Fix some timing issue and change memory limit

* Add namespace check between pod and multi-networkpolicy

* Use TCP as default for Port.Protocol

Add ginkgo test to the suite with only default values.
Add `renderProtocol` function with fallback logic.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Fix to work namespacveSelector policy, without labelSelector

* Support for `NamespaceSelector` (openshift#16)

* Add test case for namespace selector

The case is about having two namespaces with pods
and net-attach-def and a multi networkpolicy that
goes through namespace borders.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Add test case with net-attach-def in other ns

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Improve logging in server.go (openshift#19)

* Add object information to update events

This should make it clearer what k8s object the
daemon is working on.

Increase verbosity threshlod for invoke handlers logs.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Improve error logging

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Add IPv6 support in TODO list

* Set specific version for `revive` tool (openshift#20)

"go getting" github.com/mgechev/revive can lead to unreproducible
builds, as it download the latest "dev" version. Stick to the latest
(v1.2.1) version.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Log filter rules (openshift#23)

* Log filter rules

Logging iptables rules before applying them
can be useful to debug complex scenarios.
Setting verbosity level to 6 as they can be
quite cumbersome.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Clean up logging code

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Refine policy generation routine to support multiple policies

This change refines policy rule generation to introduce conntrack
and support multiple policies in a pod. Fix openshift#17 and openshift#18

* Fix capabilities (openshift#25)

fix openshift#24

* Update github action to fit to latest golang

* Remove docker from support runtime due to obsolated

* Bump github.com/containernetworking/cni from 0.7.1 to 0.8.1 (openshift#31)

Bumps [github.com/containernetworking/cni](https://github.com/containernetworking/cni) from 0.7.1 to 0.8.1.
- [Release notes](https://github.com/containernetworking/cni/releases)
- [Commits](containernetworking/cni@v0.7.1...v0.8.1)

---
updated-dependencies:
- dependency-name: github.com/containernetworking/cni
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* Bump vendor packages.

* Graceful shutdown for daemonset (openshift#32)

* Remove unused errCh

`server.Run()` is not a blocking function and returns always `nil`.
There is no need for a struct field channel.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Allow stopping the server

Add signal handler for SIGTERM and SIGINT to main.go.
Add Stop() method to Options to forward os signals.
Add a channel to stop `syncRunner` and clean iptables afterward.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Add sync-period option for fast sync

* Remove deprecated parameters in deploy.yml

* Add e2e test

* e2e-test: Add script to update server image (openshift#35)

Add a script to redeploy the server in the kind cluster. It is
useful to quickly test new changes without tearing down the
cluster and bringing it up again.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Fix yaml syntax error in GH workflow (openshift#36)

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Add CodeQL workflow for GitHub code scanning (openshift#38)

Co-authored-by: LGTM Migrator <lgtm-migrator@users.noreply.github.com>

* Add NOTICE file for Apache license 2.0 (openshift#39)

This change adds NOTICE file in repository as [1].

[1]: https://infra.apache.org/apply-license.html#new

* IPv6 support in multi-networkpolicy-iptables (openshift#40)

* Support IPv6 networks (openshift#27)

Make Server generates rules for both IP family.
Make iptableBuffer aware of the IP family it is managing, in
order to skip wrong addresses.

Add unit and e2e tests for IPv6 and dual stack networks.

Remove IPv6 item from TODO

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* fix merge-conflict to rebase

* Add e2e ipv6 ingress tests

* IPv6 fix  for NDP and DHCPv6 (openshift#37)

* Add Requirements section to README

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Allow ipv6 Neighbor Discovery Protocol

NDP leverages icmpv6 packets to discover hosts
IPv6 addresses. This kind of packet must be allowed
between hosts, otherwise some policy-allowed traffic
may get blocked.

Adjust unit tests expected output strings.

See https://www.rfc-editor.org/rfc/rfc2373

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Allow DHCPv6 traffic

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Refine icmp/dhcpv6 code

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>
Co-authored-by: Tomofumi Hayashi <tohayash@redhat.com>

* Use string instead of byte in unit-test cases

In real code, use bytes for performance, however, we don't care
about performance for unit-test, hence change bytes to string
for ease of troubleshooting.

* Make INGRESS/EGRESS-COMMON configurable by command line option

This change makes MULTI-{INGRESS,EGRESS}-COMMON chain configurable
to provide a way to support various v4/v6 network.

* Fix CodeQL warnings

* Update docs/configurations.md

Co-authored-by: Nikhil Simha <simha.nikhil@gmail.com>

* Update docs/configurations.md

Co-authored-by: Nikhil Simha <simha.nikhil@gmail.com>

* Wait for sync between policy/iptables in e2e tests

---------

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>
Co-authored-by: Andrea Panattoni <apanatto@redhat.com>
Co-authored-by: Nikhil Simha <simha.nikhil@gmail.com>

* Fix github action

* Avoid using cri-api `v1alpha2` (openshift#43)

As of v1.26.0 kubernetes removed support for api cri-api
v1alpha2
kubernetes/kubernetes#110618

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Fix typo in container registry domain (openshift#44)

* Update go mod to security vulnerability

Update golang.org/x/text to v0.3.8 for vulnerability.

* Fix github action

* Update vendors to fix dependabot alerts

* Add ipblock bat tests in e2e (openshift#48)

This change introduces ipblock tests in e2e and enables v6
ingress tests in e2e as well.

* Fix iptables rules in multiple items in ingress/egress (openshift#49)

This change fixes iptables rules for multiple items
in ingress/egress. It also adds e2e tests for that.
fix openshift#45

* Update golang to 1.20

* Fix end2end tests (openshift#53)

* e2e: Save kind logs as artifacts

Saving `kind export logs` output when
end-to-end job fails helps debugging flakes
and test failures.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* build: set CGO_ENABLED=0

Setting CGO_ENABLED=0 for go builds
produces GLIBC independant binaries.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

---------

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Infer PolicyTypes if missing (openshift#50)

* Infer PolicyTypes if missing

In cases where Spec.PolicyTypes is not specified, it should
default to the existence of Ingress or Egress rules.

Updating end2end tests to cover also this scenario.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* e2e: Wait for policy sync during setup

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

---------

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Bump google.golang.org/grpc from 1.38.0 to 1.53.0 (openshift#52)

Bumps [google.golang.org/grpc](https://github.com/grpc/grpc-go) from 1.38.0 to 1.53.0.
- [Release notes](https://github.com/grpc/grpc-go/releases)
- [Commits](grpc/grpc-go@v1.38.0...v1.53.0)

---
updated-dependencies:
- dependency-name: google.golang.org/grpc
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* Update e2e environments (openshift#54)

* Fix linter warning (openshift#55)

---------

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>
Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: Doug Smith <dosmith@redhat.com>
Co-authored-by: Andrea Panattoni <apanatto@redhat.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: lgtm-com[bot] <43144390+lgtm-com[bot]@users.noreply.github.com>
Co-authored-by: LGTM Migrator <lgtm-migrator@users.noreply.github.com>
Co-authored-by: Nikhil Simha <simha.nikhil@gmail.com>
Co-authored-by: Peter Stöckli <p-@github.com>
openshift-merge-bot bot pushed a commit that referenced this pull request Apr 10, 2024
* Add pod-iptables option to store pod iptables

This change introduces pod-iptables option to store iptables-rules
in pod's network namespace. This helps administrator/engineer to
troubleshooting.

* Fix owners file

* Update CI pipeline

* Add label to Dockerfile

* Update github action to simplify

* Use GITHUB_TOKEN for push packages

* Update slack URL in README

* fix workflows

* Fix some timing issue and change memory limit

* Add namespace check between pod and multi-networkpolicy

* Use TCP as default for Port.Protocol

Add ginkgo test to the suite with only default values.
Add `renderProtocol` function with fallback logic.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Fix to work namespacveSelector policy, without labelSelector

* Support for `NamespaceSelector` (#16)

* Add test case for namespace selector

The case is about having two namespaces with pods
and net-attach-def and a multi networkpolicy that
goes through namespace borders.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Add test case with net-attach-def in other ns

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Improve logging in server.go (#19)

* Add object information to update events

This should make it clearer what k8s object the
daemon is working on.

Increase verbosity threshlod for invoke handlers logs.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Improve error logging

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Add IPv6 support in TODO list

* Set specific version for `revive` tool (#20)

"go getting" github.com/mgechev/revive can lead to unreproducible
builds, as it download the latest "dev" version. Stick to the latest
(v1.2.1) version.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Log filter rules (#23)

* Log filter rules

Logging iptables rules before applying them
can be useful to debug complex scenarios.
Setting verbosity level to 6 as they can be
quite cumbersome.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Clean up logging code

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Refine policy generation routine to support multiple policies

This change refines policy rule generation to introduce conntrack
and support multiple policies in a pod. Fix #17 and #18

* Fix capabilities (#25)

fix #24

* Update github action to fit to latest golang

* Remove docker from support runtime due to obsolated

* Bump github.com/containernetworking/cni from 0.7.1 to 0.8.1 (#31)

Bumps [github.com/containernetworking/cni](https://github.com/containernetworking/cni) from 0.7.1 to 0.8.1.
- [Release notes](https://github.com/containernetworking/cni/releases)
- [Commits](containernetworking/cni@v0.7.1...v0.8.1)

---
updated-dependencies:
- dependency-name: github.com/containernetworking/cni
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* Bump vendor packages.

* Graceful shutdown for daemonset (#32)

* Remove unused errCh

`server.Run()` is not a blocking function and returns always `nil`.
There is no need for a struct field channel.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Allow stopping the server

Add signal handler for SIGTERM and SIGINT to main.go.
Add Stop() method to Options to forward os signals.
Add a channel to stop `syncRunner` and clean iptables afterward.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Add sync-period option for fast sync

* Remove deprecated parameters in deploy.yml

* Add e2e test

* e2e-test: Add script to update server image (#35)

Add a script to redeploy the server in the kind cluster. It is
useful to quickly test new changes without tearing down the
cluster and bringing it up again.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Fix yaml syntax error in GH workflow (#36)

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Add CodeQL workflow for GitHub code scanning (#38)

Co-authored-by: LGTM Migrator <lgtm-migrator@users.noreply.github.com>

* Add NOTICE file for Apache license 2.0 (#39)

This change adds NOTICE file in repository as [1].

[1]: https://infra.apache.org/apply-license.html#new

* IPv6 support in multi-networkpolicy-iptables (#40)

* Support IPv6 networks (#27)

Make Server generates rules for both IP family.
Make iptableBuffer aware of the IP family it is managing, in
order to skip wrong addresses.

Add unit and e2e tests for IPv6 and dual stack networks.

Remove IPv6 item from TODO

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* fix merge-conflict to rebase

* Add e2e ipv6 ingress tests

* IPv6 fix  for NDP and DHCPv6 (#37)

* Add Requirements section to README

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Allow ipv6 Neighbor Discovery Protocol

NDP leverages icmpv6 packets to discover hosts
IPv6 addresses. This kind of packet must be allowed
between hosts, otherwise some policy-allowed traffic
may get blocked.

Adjust unit tests expected output strings.

See https://www.rfc-editor.org/rfc/rfc2373

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Allow DHCPv6 traffic

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Refine icmp/dhcpv6 code

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>
Co-authored-by: Tomofumi Hayashi <tohayash@redhat.com>

* Use string instead of byte in unit-test cases

In real code, use bytes for performance, however, we don't care
about performance for unit-test, hence change bytes to string
for ease of troubleshooting.

* Make INGRESS/EGRESS-COMMON configurable by command line option

This change makes MULTI-{INGRESS,EGRESS}-COMMON chain configurable
to provide a way to support various v4/v6 network.

* Fix CodeQL warnings

* Update docs/configurations.md

Co-authored-by: Nikhil Simha <simha.nikhil@gmail.com>

* Update docs/configurations.md

Co-authored-by: Nikhil Simha <simha.nikhil@gmail.com>

* Wait for sync between policy/iptables in e2e tests

---------

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>
Co-authored-by: Andrea Panattoni <apanatto@redhat.com>
Co-authored-by: Nikhil Simha <simha.nikhil@gmail.com>

* Fix github action

* Avoid using cri-api `v1alpha2` (#43)

As of v1.26.0 kubernetes removed support for api cri-api
v1alpha2
kubernetes/kubernetes#110618

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Fix typo in container registry domain (#44)

* Update go mod to security vulnerability

Update golang.org/x/text to v0.3.8 for vulnerability.

* Fix github action

* Update vendors to fix dependabot alerts

* Add ipblock bat tests in e2e (#48)

This change introduces ipblock tests in e2e and enables v6
ingress tests in e2e as well.

* Fix iptables rules in multiple items in ingress/egress (#49)

This change fixes iptables rules for multiple items
in ingress/egress. It also adds e2e tests for that.
fix #45

* Update golang to 1.20

* Fix end2end tests (#53)

* e2e: Save kind logs as artifacts

Saving `kind export logs` output when
end-to-end job fails helps debugging flakes
and test failures.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* build: set CGO_ENABLED=0

Setting CGO_ENABLED=0 for go builds
produces GLIBC independant binaries.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

---------

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Infer PolicyTypes if missing (#50)

* Infer PolicyTypes if missing

In cases where Spec.PolicyTypes is not specified, it should
default to the existence of Ingress or Egress rules.

Updating end2end tests to cover also this scenario.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* e2e: Wait for policy sync during setup

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

---------

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Bump google.golang.org/grpc from 1.38.0 to 1.53.0 (#52)

Bumps [google.golang.org/grpc](https://github.com/grpc/grpc-go) from 1.38.0 to 1.53.0.
- [Release notes](https://github.com/grpc/grpc-go/releases)
- [Commits](grpc/grpc-go@v1.38.0...v1.53.0)

---
updated-dependencies:
- dependency-name: google.golang.org/grpc
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* Update e2e environments (#54)

* Fix linter warning (#55)

* Bump gopkg.in/yaml.v3 from 3.0.0-20210107192922-496545a6307b to 3.0.0 (#57)

Bumps gopkg.in/yaml.v3 from 3.0.0-20210107192922-496545a6307b to 3.0.0.

---
updated-dependencies:
- dependency-name: gopkg.in/yaml.v3
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* Bump github.com/containernetworking/plugins from 0.8.5 to 0.8.6 (#56)

Bumps [github.com/containernetworking/plugins](https://github.com/containernetworking/plugins) from 0.8.5 to 0.8.6.
- [Release notes](https://github.com/containernetworking/plugins/releases)
- [Commits](containernetworking/plugins@v0.8.5...v0.8.6)

---
updated-dependencies:
- dependency-name: github.com/containernetworking/plugins
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* Update vendor and golang version (#58)

* Bump google.golang.org/grpc from 1.53.0 to 1.56.3 (#59)

Bumps [google.golang.org/grpc](https://github.com/grpc/grpc-go) from 1.53.0 to 1.56.3.
- [Release notes](https://github.com/grpc/grpc-go/releases)
- [Commits](grpc/grpc-go@v1.53.0...v1.56.3)

---
updated-dependencies:
- dependency-name: google.golang.org/grpc
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* Update vendor packages (#60)

* Bump google.golang.org/protobuf from 1.30.0 to 1.33.0 (#61)

Bumps google.golang.org/protobuf from 1.30.0 to 1.33.0.

---
updated-dependencies:
- dependency-name: google.golang.org/protobuf
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* Fix github workflow and deploy yaml

* Fix e2e

* Bump k8s API version (#63)

---------

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>
Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: Doug Smith <dosmith@redhat.com>
Co-authored-by: Andrea Panattoni <apanatto@redhat.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: lgtm-com[bot] <43144390+lgtm-com[bot]@users.noreply.github.com>
Co-authored-by: LGTM Migrator <lgtm-migrator@users.noreply.github.com>
Co-authored-by: Nikhil Simha <simha.nikhil@gmail.com>
Co-authored-by: Peter Stöckli <p-@github.com>
zeeke added a commit to zeeke/multus-networkpolicy that referenced this pull request Sep 10, 2024
…022_10 (openshift#20)

* Remove docker from support runtime due to obsolated

* Bump github.com/containernetworking/cni from 0.7.1 to 0.8.1 (openshift#31)

Bumps [github.com/containernetworking/cni](https://github.com/containernetworking/cni) from 0.7.1 to 0.8.1.
- [Release notes](https://github.com/containernetworking/cni/releases)
- [Commits](containernetworking/cni@v0.7.1...v0.8.1)

---
updated-dependencies:
- dependency-name: github.com/containernetworking/cni
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* Bump vendor packages.

* Graceful shutdown for daemonset (openshift#32)

* Remove unused errCh

`server.Run()` is not a blocking function and returns always `nil`.
There is no need for a struct field channel.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Allow stopping the server

Add signal handler for SIGTERM and SIGINT to main.go.
Add Stop() method to Options to forward os signals.
Add a channel to stop `syncRunner` and clean iptables afterward.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

Signed-off-by: dependabot[bot] <support@github.com>
Signed-off-by: Andrea Panattoni <apanatto@redhat.com>
Co-authored-by: Tomofumi Hayashi <tohayash@redhat.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
openshift-merge-bot bot pushed a commit that referenced this pull request Oct 31, 2024
* Add pod-iptables option to store pod iptables

This change introduces pod-iptables option to store iptables-rules
in pod's network namespace. This helps administrator/engineer to
troubleshooting.

* Fix owners file

* Update CI pipeline

* Add label to Dockerfile

* Update github action to simplify

* Use GITHUB_TOKEN for push packages

* Update slack URL in README

* fix workflows

* Fix some timing issue and change memory limit

* Add namespace check between pod and multi-networkpolicy

* Use TCP as default for Port.Protocol

Add ginkgo test to the suite with only default values.
Add `renderProtocol` function with fallback logic.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Fix to work namespacveSelector policy, without labelSelector

* Support for `NamespaceSelector` (#16)

* Add test case for namespace selector

The case is about having two namespaces with pods
and net-attach-def and a multi networkpolicy that
goes through namespace borders.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Add test case with net-attach-def in other ns

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Improve logging in server.go (#19)

* Add object information to update events

This should make it clearer what k8s object the
daemon is working on.

Increase verbosity threshlod for invoke handlers logs.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Improve error logging

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Add IPv6 support in TODO list

* Set specific version for `revive` tool (#20)

"go getting" github.com/mgechev/revive can lead to unreproducible
builds, as it download the latest "dev" version. Stick to the latest
(v1.2.1) version.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Log filter rules (#23)

* Log filter rules

Logging iptables rules before applying them
can be useful to debug complex scenarios.
Setting verbosity level to 6 as they can be
quite cumbersome.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Clean up logging code

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Refine policy generation routine to support multiple policies

This change refines policy rule generation to introduce conntrack
and support multiple policies in a pod. Fix #17 and #18

* Fix capabilities (#25)

fix #24

* Update github action to fit to latest golang

* Remove docker from support runtime due to obsolated

* Bump github.com/containernetworking/cni from 0.7.1 to 0.8.1 (#31)

Bumps [github.com/containernetworking/cni](https://github.com/containernetworking/cni) from 0.7.1 to 0.8.1.
- [Release notes](https://github.com/containernetworking/cni/releases)
- [Commits](containernetworking/cni@v0.7.1...v0.8.1)

---
updated-dependencies:
- dependency-name: github.com/containernetworking/cni
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* Bump vendor packages.

* Graceful shutdown for daemonset (#32)

* Remove unused errCh

`server.Run()` is not a blocking function and returns always `nil`.
There is no need for a struct field channel.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Allow stopping the server

Add signal handler for SIGTERM and SIGINT to main.go.
Add Stop() method to Options to forward os signals.
Add a channel to stop `syncRunner` and clean iptables afterward.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Add sync-period option for fast sync

* Remove deprecated parameters in deploy.yml

* Add e2e test

* e2e-test: Add script to update server image (#35)

Add a script to redeploy the server in the kind cluster. It is
useful to quickly test new changes without tearing down the
cluster and bringing it up again.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Fix yaml syntax error in GH workflow (#36)

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Add CodeQL workflow for GitHub code scanning (#38)

Co-authored-by: LGTM Migrator <lgtm-migrator@users.noreply.github.com>

* Add NOTICE file for Apache license 2.0 (#39)

This change adds NOTICE file in repository as [1].

[1]: https://infra.apache.org/apply-license.html#new

* IPv6 support in multi-networkpolicy-iptables (#40)

* Support IPv6 networks (#27)

Make Server generates rules for both IP family.
Make iptableBuffer aware of the IP family it is managing, in
order to skip wrong addresses.

Add unit and e2e tests for IPv6 and dual stack networks.

Remove IPv6 item from TODO

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* fix merge-conflict to rebase

* Add e2e ipv6 ingress tests

* IPv6 fix  for NDP and DHCPv6 (#37)

* Add Requirements section to README

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Allow ipv6 Neighbor Discovery Protocol

NDP leverages icmpv6 packets to discover hosts
IPv6 addresses. This kind of packet must be allowed
between hosts, otherwise some policy-allowed traffic
may get blocked.

Adjust unit tests expected output strings.

See https://www.rfc-editor.org/rfc/rfc2373

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Allow DHCPv6 traffic

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Refine icmp/dhcpv6 code

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>
Co-authored-by: Tomofumi Hayashi <tohayash@redhat.com>

* Use string instead of byte in unit-test cases

In real code, use bytes for performance, however, we don't care
about performance for unit-test, hence change bytes to string
for ease of troubleshooting.

* Make INGRESS/EGRESS-COMMON configurable by command line option

This change makes MULTI-{INGRESS,EGRESS}-COMMON chain configurable
to provide a way to support various v4/v6 network.

* Fix CodeQL warnings

* Update docs/configurations.md

Co-authored-by: Nikhil Simha <simha.nikhil@gmail.com>

* Update docs/configurations.md

Co-authored-by: Nikhil Simha <simha.nikhil@gmail.com>

* Wait for sync between policy/iptables in e2e tests

---------

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>
Co-authored-by: Andrea Panattoni <apanatto@redhat.com>
Co-authored-by: Nikhil Simha <simha.nikhil@gmail.com>

* Fix github action

* Avoid using cri-api `v1alpha2` (#43)

As of v1.26.0 kubernetes removed support for api cri-api
v1alpha2
kubernetes/kubernetes#110618

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Fix typo in container registry domain (#44)

* Update go mod to security vulnerability

Update golang.org/x/text to v0.3.8 for vulnerability.

* Fix github action

* Update vendors to fix dependabot alerts

* Add ipblock bat tests in e2e (#48)

This change introduces ipblock tests in e2e and enables v6
ingress tests in e2e as well.

* Fix iptables rules in multiple items in ingress/egress (#49)

This change fixes iptables rules for multiple items
in ingress/egress. It also adds e2e tests for that.
fix #45

* Update golang to 1.20

* Fix end2end tests (#53)

* e2e: Save kind logs as artifacts

Saving `kind export logs` output when
end-to-end job fails helps debugging flakes
and test failures.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* build: set CGO_ENABLED=0

Setting CGO_ENABLED=0 for go builds
produces GLIBC independant binaries.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

---------

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Infer PolicyTypes if missing (#50)

* Infer PolicyTypes if missing

In cases where Spec.PolicyTypes is not specified, it should
default to the existence of Ingress or Egress rules.

Updating end2end tests to cover also this scenario.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* e2e: Wait for policy sync during setup

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

---------

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Bump google.golang.org/grpc from 1.38.0 to 1.53.0 (#52)

Bumps [google.golang.org/grpc](https://github.com/grpc/grpc-go) from 1.38.0 to 1.53.0.
- [Release notes](https://github.com/grpc/grpc-go/releases)
- [Commits](grpc/grpc-go@v1.38.0...v1.53.0)

---
updated-dependencies:
- dependency-name: google.golang.org/grpc
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* Update e2e environments (#54)

* Fix linter warning (#55)

* Bump gopkg.in/yaml.v3 from 3.0.0-20210107192922-496545a6307b to 3.0.0 (#57)

Bumps gopkg.in/yaml.v3 from 3.0.0-20210107192922-496545a6307b to 3.0.0.

---
updated-dependencies:
- dependency-name: gopkg.in/yaml.v3
  dependency-type: indirect
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* Bump github.com/containernetworking/plugins from 0.8.5 to 0.8.6 (#56)

Bumps [github.com/containernetworking/plugins](https://github.com/containernetworking/plugins) from 0.8.5 to 0.8.6.
- [Release notes](https://github.com/containernetworking/plugins/releases)
- [Commits](containernetworking/plugins@v0.8.5...v0.8.6)

---
updated-dependencies:
- dependency-name: github.com/containernetworking/plugins
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* Update vendor and golang version (#58)

* Bump google.golang.org/grpc from 1.53.0 to 1.56.3 (#59)

Bumps [google.golang.org/grpc](https://github.com/grpc/grpc-go) from 1.53.0 to 1.56.3.
- [Release notes](https://github.com/grpc/grpc-go/releases)
- [Commits](grpc/grpc-go@v1.53.0...v1.56.3)

---
updated-dependencies:
- dependency-name: google.golang.org/grpc
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* Update vendor packages (#60)

* Bump google.golang.org/protobuf from 1.30.0 to 1.33.0 (#61)

Bumps google.golang.org/protobuf from 1.30.0 to 1.33.0.

---
updated-dependencies:
- dependency-name: google.golang.org/protobuf
  dependency-type: indirect
...

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* Fix github workflow and deploy yaml

* Fix e2e

* Bump k8s API version (#63)

* Make sure that policies with no valid peers are enforced

If a policy rule has a `from` (or `to`) selector that matches no pods,
the subject pod has to not be reached by  (or has to not reach) any pods.

The following example helps clarify the reasons behind these:
Given a scenario  with 3 pods (A, B, C) and a rule like:
```
podSelector:
    matchLabels:
      name: A
  ingress:
  - from:
    - podSelector:
        matchLabels:
          name: B
  policyTypes:
  - Ingress
```
Pod A can be reached only by pod B. Pod C can't reach A, and this has to be
ensured even if pod B is deleted.

Add an end-to-end test case to validate this scenario and adjust unit
tests accordingly.

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* Run all e2e tests in `./e2e/tests/*.bats`

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

* ds: Remove mpty lines in Dockerfile

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>

---------

Signed-off-by: Andrea Panattoni <apanatto@redhat.com>
Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: Tomofumi Hayashi <tohayash@redhat.com>
Co-authored-by: Doug Smith <dosmith@redhat.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: lgtm-com[bot] <43144390+lgtm-com[bot]@users.noreply.github.com>
Co-authored-by: LGTM Migrator <lgtm-migrator@users.noreply.github.com>
Co-authored-by: Nikhil Simha <simha.nikhil@gmail.com>
Co-authored-by: Peter Stöckli <p-@github.com>
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