0.1:443/api/v1/namespaces/kube-system: dial tcp 10.96.0.1:443: connect: no route to host" subsys=daemon As Kind is running nodes as containers in Docker, they’re sharing your host machines’ kernel. If connections that would otherwise be dropped by policy. Policy Audit Mode may be configured for the entire daemon using --policy-audit-mode=true or for individual Cilium Endpoints. When Policy Audit Mode is enabled network policy has been imported yet which select any of the pods. Enable Policy Audit Mode (Entire Daemon) To observe policy audit messages for all endpoints managed by this daemonset, modify the Cilium

0.1:443/api/v1/namespaces/kube-system: dial tcp 10.96.0.1:443: connect: no route to host" subsys=daemon As Kind is running nodes as containers in Docker, they’re sharing your host machines’ kernel. If connections that would otherwise be dropped by policy. Policy Audit Mode may be configured for the entire daemon using --policy-audit-mode=true. When Policy Audit Mode is enabled, no network policy is enforced Audit Mode To observe policy audit messages, follow these steps: 1. Enable Policy Audit Mode in the daemon Configure via kubectl $ kubectl patch -n $CILIUM_NAMESPACE configmap cilium-config --type merge

0.1:443/api/v1/namespaces/kube-system: dial tcp 10.96.0.1:443: connect: no route to host" subsys=daemon As Kind is running nodes as containers in Docker, they’re sharing your host machines’ kernel. If connections that would otherwise be dropped by policy. Policy Audit Mode may be configured for the entire daemon using --policy-audit-mode=true. When Policy Audit Mode is enabled, no network policy is enforced Audit Mode To observe policy audit messages, follow these steps: 1. Enable Policy Audit Mode in the daemon Configure via kubectl Helm Upgrade $ kubectl patch -n $CILIUM_NAMESPACE configmap cilium-config

0.1:443/api/v1/namespaces/kube-system: dial tcp 10.96.0.1:443: connect: no route to host" subsys=daemon As Kind is running nodes as containers in Docker, they’re sharing your host machines’ kernel. If connections that would otherwise be dropped by policy. Policy Audit Mode may be configured for the entire daemon using --policy-audit-mode=true. When Policy Audit Mode is enabled, no network policy is enforced Audit Mode To observe policy audit messages, follow these steps: 1. Enable Policy Audit Mode in the daemon Configure via kubectl $ kubectl patch -n $CILIUM_NAMESPACE configmap cilium-config --type merge

5/plugins/cilium-c systemctl restart snap.microk8s.daemon-containerd.service systemctl restart snap.microk8s.daemon-apiserver.service systemctl restart snap.microk8s.daemon-kubelet.service Install or configure kubectl route pod IPs of all clusters. This is given when running in direct rou�ng mode by running a rou�ng daemon or --auto-direct-node-routes but won’t work automa�cally when using tunnel/encapsula�on mode. OK NodeMonitor: Listening for events on 1 CPUs with 64x4096 of sha Cilium health daemon: Ok Controller Status: 6/6 healthy Proxy Status: OK, ip 10.15.28.238, port-range

this: level=info msg="Initializing ClusterMesh routing" path=/var/lib/cilium/clustermesh/ subsys=daemon Control Plane Connectivity 1. Validate that the configuration for remote clusters is picked up route pod IPs of all clusters. This is given when running in direct routing mode by running a routing daemon or --auto-direct-node-routes but won’t work automatically when using tunnel/encapsulation mode. The NodeMonitor: Listening for events on 1 CPUs with 64x4096 of shared memory Cilium health daemon: Ok Controller Status: 6/6 healthy Proxy Status: OK, ip 10.15.28.238, port-range

0.1:443/api/v1/namespaces/kube-system: dial tcp 10.96.0.1:443: connect: no route to host" subsys=daemon As Kind is running nodes as containers in Docker, they’re sharing your host machines’ kernel. If Protocol packets on Unix-like operating systems [https://en.wikipedia.org/wiki/Bird_Internet_routing_daemon]. If you are not familiar with it, you had best have a glance at the User’s Guide [https://bird Feb 24 18:58:24 node systemd[1]: Started BIRD Internet Routing Daemon. Feb 24 18:58:24 node systemd[1]: Starting BIRD Internet Routing Daemon... Feb 24 18:58:24 node bird[137410]: Started Verify the changes

-j16 Rootfs Remember to: - Select ext4 as filesystem image - Enable networking - Enable the SSH daemon cd /source/linux qemu-system-x86_64 -kernel build/arch/x86/boot/bzImage \ --enable-kvm \ -nic user

opportunity to rethink process confinement from the ground up. 3 / 7 bpfbox Implementation ▶ Userspace daemon using the Python3 bcc framework ▶ Kernelspace components are all eBPF ▶ LSM probes (KRSI), kprobes

Containers and BPF: twagent story Andrey Ignatov, Facebook October 28, 2020 1 ● a daemon ● runs on every Facebook server ● manages all Facebook containers ● a part of the bigger TW system, see the