diff --git a/pkg/KubeArmorOperator/cmd/snitch-cmd/root.go b/pkg/KubeArmorOperator/cmd/snitch-cmd/root.go index ec76f348f1..ed76e3f36a 100644 --- a/pkg/KubeArmorOperator/cmd/snitch-cmd/root.go +++ b/pkg/KubeArmorOperator/cmd/snitch-cmd/root.go @@ -123,6 +123,10 @@ func snitch() { os.Exit(1) } + // Check BTF support + btfPresent := enforcer.CheckBtfSupport(PathPrefix, *Logger) + Logger.Infof("Kernel has BTF: %s", btfPresent) + patchNode := metadata{} patchNode.Metadata.Labels = map[string]string{} patchNode.Metadata.Labels[common.RuntimeLabel] = runtime @@ -130,6 +134,7 @@ func snitch() { patchNode.Metadata.Labels[common.EnforcerLabel] = nodeEnforcer patchNode.Metadata.Labels[common.RuntimeStorageLabel] = strings.ReplaceAll(runtimeStorage[1:], "/", "_") patchNode.Metadata.Labels[common.RandLabel] = rand.String(4) + patchNode.Metadata.Labels[common.BTFLabel] = btfPresent patch, err := json.Marshal(patchNode) if err != nil { diff --git a/pkg/KubeArmorOperator/common/defaults.go b/pkg/KubeArmorOperator/common/defaults.go index 0d47a91ca2..7cef6e0340 100644 --- a/pkg/KubeArmorOperator/common/defaults.go +++ b/pkg/KubeArmorOperator/common/defaults.go @@ -48,6 +48,7 @@ var ( RandLabel string = "kubearmor.io/rand" OsLabel string = "kubernetes.io/os" ArchLabel string = "kubernetes.io/arch" + BTFLabel string = "kubearmor.io/btf" DeletAction string = "DELETE" AddAction string = "ADD" Namespace string = "kube-system" @@ -183,15 +184,6 @@ var CommonVolumes = []corev1.Volume{ EmptyDir: &corev1.EmptyDirVolumeSource{}, }, }, - { - Name: "sys-kernel-security-path", - VolumeSource: corev1.VolumeSource{ - HostPath: &corev1.HostPathVolumeSource{ - Path: "/sys/kernel/security", - Type: &HostPathDirectory, - }, - }, - }, { Name: "sys-kernel-debug-path", VolumeSource: corev1.VolumeSource{ @@ -217,10 +209,6 @@ var CommonVolumesMount = []corev1.VolumeMount{ Name: "bpf", MountPath: "/opt/kubearmor/BPF", }, - { - Name: "sys-kernel-security-path", - MountPath: "/sys/kernel/security", - }, { Name: "sys-kernel-debug-path", MountPath: "/sys/kernel/debug", diff --git a/pkg/KubeArmorOperator/config/rbac/clusterrole.yaml b/pkg/KubeArmorOperator/config/rbac/clusterrole.yaml index 2c99fc9e28..40da60d27d 100644 --- a/pkg/KubeArmorOperator/config/rbac/clusterrole.yaml +++ b/pkg/KubeArmorOperator/config/rbac/clusterrole.yaml @@ -114,22 +114,15 @@ rules: - apps resources: - deployments - verbs: - - get - - patch - - list - - watch - - update -- apiGroups: - - apps - resources: - replicasets - daemonsets - statefulsets verbs: - get + - patch - list - watch + - update - apiGroups: - security.kubearmor.com resources: diff --git a/pkg/KubeArmorOperator/deployments/operator.yaml b/pkg/KubeArmorOperator/deployments/operator.yaml index ed46d394ce..5fa716fba8 100644 --- a/pkg/KubeArmorOperator/deployments/operator.yaml +++ b/pkg/KubeArmorOperator/deployments/operator.yaml @@ -187,15 +187,12 @@ rules: resources: - deployments - daemonsets - - replicasets - - statefulsets verbs: - list - get - create - delete - update - - patch - apiGroups: - admissionregistration.k8s.io resources: @@ -354,16 +351,6 @@ rules: - list - watch - update -- apiGroups: - - apps - resources: - - replicasets - - daemonsets - - statefulsets - verbs: - - get - - list - - watch - apiGroups: - security.kubearmor.com resources: diff --git a/pkg/KubeArmorOperator/enforcer/enforcer.go b/pkg/KubeArmorOperator/enforcer/enforcer.go index ed91fea6b8..7a9a41ae18 100644 --- a/pkg/KubeArmorOperator/enforcer/enforcer.go +++ b/pkg/KubeArmorOperator/enforcer/enforcer.go @@ -18,6 +18,15 @@ func GetAvailableLsms() []string { return []string{"bpf", "selinux", "apparmor"} } +// CheckBtfSupport checks if BTF is present +func CheckBtfSupport(PathPrefix string, log zap.SugaredLogger) string { + btfPath := PathPrefix + "/sys/kernel/btf/vmlinux" + if _, err := os.Stat(filepath.Clean(btfPath)); err == nil { + return "yes" + } + return "no" +} + // DetectEnforcer: detect the enforcer on the node func DetectEnforcer(lsmOrder []string, PathPrefix string, log zap.SugaredLogger) string { supportedLsms := []string{} diff --git a/pkg/KubeArmorOperator/go.mod b/pkg/KubeArmorOperator/go.mod index 42976684d8..183ed280f5 100644 --- a/pkg/KubeArmorOperator/go.mod +++ b/pkg/KubeArmorOperator/go.mod @@ -3,23 +3,21 @@ module github.com/kubearmor/KubeArmor/pkg/KubeArmorOperator go 1.20 require ( - github.com/kubearmor/KubeArmor/KubeArmor v0.0.0-20230804143049-f7f820045b85 - github.com/kubearmor/KubeArmor/deployments v0.0.0-20230804143049-f7f820045b85 - github.com/kubearmor/KubeArmor/pkg/KubeArmorController v0.0.0-20230804143049-f7f820045b85 + github.com/kubearmor/KubeArmor/KubeArmor v0.0.0-20230809083125-e2d5d5709d2c + github.com/kubearmor/KubeArmor/deployments v0.0.0-20230809083125-e2d5d5709d2c + github.com/kubearmor/KubeArmor/pkg/KubeArmorController v0.0.0-20230808073138-46a1e116bcd7 github.com/spf13/cobra v1.7.0 go.uber.org/zap v1.25.0 - golang.org/x/mod v0.10.0 k8s.io/api v0.27.4 k8s.io/apiextensions-apiserver v0.27.4 k8s.io/apimachinery v0.27.4 k8s.io/client-go v0.27.4 - k8s.io/kubectl v0.27.2 + k8s.io/kubectl v0.27.4 sigs.k8s.io/controller-runtime v0.15.0 ) require ( github.com/cilium/ebpf v0.11.0 // indirect - github.com/clarketm/json v1.17.1 // indirect github.com/davecgh/go-spew v1.1.1 // indirect github.com/emicklei/go-restful/v3 v3.10.2 // indirect github.com/evanphx/json-patch v5.6.0+incompatible // indirect @@ -53,7 +51,6 @@ require ( github.com/spf13/pflag v1.0.5 // indirect github.com/spf13/viper v1.16.0 // indirect github.com/subosito/gotenv v1.4.2 // indirect - go.uber.org/atomic v1.11.0 // indirect go.uber.org/multierr v1.11.0 // indirect golang.org/x/exp v0.0.0-20230224173230-c95f2b4c22f2 // indirect golang.org/x/net v0.14.0 // indirect diff --git a/pkg/KubeArmorOperator/go.sum b/pkg/KubeArmorOperator/go.sum index 10732f575b..c9c4df200f 100644 --- a/pkg/KubeArmorOperator/go.sum +++ b/pkg/KubeArmorOperator/go.sum @@ -36,17 +36,11 @@ cloud.google.com/go/storage v1.8.0/go.mod h1:Wv1Oy7z6Yz3DshWRJFhqM/UCfaWIRTdp0RX cloud.google.com/go/storage v1.10.0/go.mod h1:FLPqc6j+Ki4BU591ie1oL6qBQGu2Bl/tZ9ullr3+Kg0= cloud.google.com/go/storage v1.14.0/go.mod h1:GrKmX003DSIwi9o29oFT7YDnHYwZoctc3fOKtUw0Xmo= dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU= -github.com/Azure/go-ansiterm v0.0.0-20210617225240-d185dfc1b5a1/go.mod h1:xomTg63KZ2rFqZQzSB4Vz2SUXa1BpHTVz9L5PTmPC4E= github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU= github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo= -github.com/NYTimes/gziphandler v1.1.1/go.mod h1:n/CVRwUEOgIxrgPvAQhUUr9oeUtvrhMomdKFjzJNB0c= github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU= github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kdvxnR2qWY= -github.com/armon/go-socks5 v0.0.0-20160902184237-e75332964ef5/go.mod h1:wHh0iHkYZB8zMSxRWpUBQtwG5a7fFgvEO+odwuTv2gs= -github.com/asaskevich/govalidator v0.0.0-20190424111038-f61b66f89f4a/go.mod h1:lB+ZfQJz7igIIfQNfa7Ml4HSf2uFQQRzpGGRXenZAgY= -github.com/benbjohnson/clock v1.1.0 h1:Q92kusRqC1XV2MjkWETPvjJVqKetz1OzxZB7mHJLju8= -github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw= -github.com/blang/semver/v4 v4.0.0/go.mod h1:IbckMUScFkM3pff0VJDNKRiT6TG/YpiHIM2yvyW5YoQ= +github.com/benbjohnson/clock v1.3.0 h1:ip6w0uFQkncKQ979AypyG0ER7mqUSBdKLOgAle/AT8A= github.com/buger/jsonparser v1.1.1/go.mod h1:6RYKKt7H4d4+iWqouImQ9R2FZql3VbhNgx27UK13J/0= github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU= github.com/cespare/xxhash v1.1.0/go.mod h1:XrSqR1VqqWfGrhpAt58auRo0WTKS1nRRg3ghfAqPWnc= @@ -55,21 +49,17 @@ github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5P github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU= github.com/cilium/ebpf v0.11.0 h1:V8gS/bTCCjX9uUnkUFUpPsksM8n1lXBAvHcpiFk1X2Y= github.com/cilium/ebpf v0.11.0/go.mod h1:WE7CZAnqOL2RouJ4f1uyNhqr2P4CCvXFIqdRDUgWsVs= -github.com/clarketm/json v1.17.1 h1:U1IxjqJkJ7bRK4L6dyphmoO840P6bdhPdbbLySourqI= -github.com/clarketm/json v1.17.1/go.mod h1:ynr2LRfb0fQU34l07csRNBTcivjySLLiY1YzQqKVfdo= github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw= github.com/cncf/udpa/go v0.0.0-20191209042840-269d4d468f6f/go.mod h1:M8M6+tZqaGXZJjfX53e64911xZQV5JYwmTeXPW+k8Sc= github.com/cncf/udpa/go v0.0.0-20200629203442-efcf912fb354/go.mod h1:WmhPx2Nbnhtbo57+VJT5O0JRkEi1Wbu0z5j0R8u5Hbk= github.com/cncf/udpa/go v0.0.0-20201120205902-5459f2c99403/go.mod h1:WmhPx2Nbnhtbo57+VJT5O0JRkEi1Wbu0z5j0R8u5Hbk= github.com/cncf/xds/go v0.0.0-20210312221358-fbca930ec8ed/go.mod h1:eXthEFrGJvWHgFFCl3hGmgk+/aYT6PnTQLykKQRLhEs= -github.com/coreos/go-semver v0.3.0/go.mod h1:nnelYz7RCh+5ahJtPPxZlU+153eP4D4r3EedlOD2RNk= github.com/cpuguy83/go-md2man/v2 v2.0.2/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o= github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E= github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c= github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= github.com/docopt/docopt-go v0.0.0-20180111231733-ee0de3bc6815/go.mod h1:WwZ+bS3ebgob9U8Nd0kOddGdZWjyMGR8Wziv+TBNwSE= -github.com/dustin/go-humanize v1.0.0/go.mod h1:HtrtbFcZ19U5GC7JDqmcUSB87Iq5E25KnS6fMYU6eOk= github.com/emicklei/go-restful/v3 v3.10.2 h1:hIovbnmBTLjHXkqEBUz3HGpXZdM7ZrE9fJIZIqlJLqE= github.com/emicklei/go-restful/v3 v3.10.2/go.mod h1:6n3XBCmQQb25CM2LCACGz8ukIrRry+4bhvbpWn3mrbc= github.com/envoyproxy/go-control-plane v0.9.0/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4= @@ -105,7 +95,6 @@ github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfU github.com/golang/groupcache v0.0.0-20190702054246-869f871628b6/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc= github.com/golang/groupcache v0.0.0-20191227052852-215e87163ea7/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc= github.com/golang/groupcache v0.0.0-20200121045136-8c9f03a8e57e/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc= -github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc= github.com/golang/mock v1.1.1/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A= github.com/golang/mock v1.2.0/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A= github.com/golang/mock v1.3.1/go.mod h1:sBzyDLLjw3U8JLTeZvSv8jJB+tU5PVekmnlKIyFUx0Y= @@ -133,7 +122,6 @@ github.com/golang/protobuf v1.5.3 h1:KhyjKVUg7Usr/dYsdSqoFveMYd5ko72D+zANwlG1mmg github.com/golang/protobuf v1.5.3/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY= github.com/google/btree v0.0.0-20180813153112-4030bb1f1f0c/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ= github.com/google/btree v1.0.0/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ= -github.com/google/btree v1.0.1/go.mod h1:xXMiIv4Fb/0kKde4SpL7qlzvu5cMJDRkFDxJfI9uaxA= github.com/google/gnostic v0.6.9 h1:ZK/5VhkoX835RikCHpSUJV9a+S3e1zLh59YnyWeBW+0= github.com/google/gnostic v0.6.9/go.mod h1:Nm8234We1lq6iB9OmlgNv3nH91XLLVZHCDayfA3xq+E= github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M= @@ -172,10 +160,6 @@ github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+ github.com/googleapis/gax-go/v2 v2.0.4/go.mod h1:0Wqv26UfaUD9n4G6kQubkQ+KchISgw+vpHVxEJEs9eg= github.com/googleapis/gax-go/v2 v2.0.5/go.mod h1:DWXyrwAJ9X0FpwwEdw+IPEYBICEFu5mhpdKc/us6bOk= github.com/googleapis/google-cloud-go-testing v0.0.0-20200911160855-bcd43fbb19e8/go.mod h1:dvDLG8qkwmyD9a/MJJN3XJcT3xFxOKAvTZGvuZmac9g= -github.com/gorilla/websocket v1.4.2/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE= -github.com/gregjones/httpcache v0.0.0-20180305231024-9cad4c3443a7/go.mod h1:FecbI9+v66THATjSRHfNgh1IVFe/9kFxbXtjV0ctIMA= -github.com/grpc-ecosystem/go-grpc-middleware v1.3.0/go.mod h1:z0ButlSOZa5vEBq9m2m2hlwIgKw+rp3sdCBRoJY+30Y= -github.com/grpc-ecosystem/go-grpc-prometheus v1.2.0/go.mod h1:8NvIoxWQoOIhqOTXgfV/d3M/q6VIi02HzZEHgUlZvzk= github.com/grpc-ecosystem/grpc-gateway v1.16.0/go.mod h1:BDjrQk3hbvj6Nolgz8mAMFbcEtjT1g+wF4CSlocrBnw= github.com/hashicorp/golang-lru v0.5.0/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8= github.com/hashicorp/golang-lru v0.5.1/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8= @@ -187,7 +171,6 @@ github.com/imdario/mergo v0.3.16 h1:wwQJbIsHYGMUyLSPrEq1CT16AhnhNJQ51+4fdHUnCl4= github.com/imdario/mergo v0.3.16/go.mod h1:WBLT9ZmE3lPoWsEzCh9LPo3TiwVN+ZKEjmz+hD27ysY= github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8= github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw= -github.com/jonboulle/clockwork v0.2.2/go.mod h1:Pkfl5aHPm1nk2H9h0bjmnJD/BcgbGXUBGnn1kMkgxc8= github.com/josharian/intern v1.0.0 h1:vlS4z54oSdjm0bgjRigI+G1HpF+tI+9rE5LLzOg8HmY= github.com/josharian/intern v1.0.0/go.mod h1:5DoeVV0s6jJacbCEi61lwdGj/aVlrQvzHFFd8Hwg//Y= github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM= @@ -205,26 +188,18 @@ github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ= github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI= github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY= github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE= -github.com/kubearmor/KubeArmor/KubeArmor v0.0.0-20230801181826-f1b41d01e8c1 h1:dM1LUXKiEK8xlXg7drlT331vHjB2ZIiqer4fRCq/ZkE= -github.com/kubearmor/KubeArmor/KubeArmor v0.0.0-20230801181826-f1b41d01e8c1/go.mod h1:6Ha3nBwlgPnTiacKade2jxkkBpOKPmBCizrsJcxn+fw= -github.com/kubearmor/KubeArmor/KubeArmor v0.0.0-20230804143049-f7f820045b85 h1:Hq53BSN/TMlazp5nOiSOR5IcX060nsy9peeBoLD3aak= -github.com/kubearmor/KubeArmor/KubeArmor v0.0.0-20230804143049-f7f820045b85/go.mod h1:6Ha3nBwlgPnTiacKade2jxkkBpOKPmBCizrsJcxn+fw= -github.com/kubearmor/KubeArmor/deployments v0.0.0-20230711122007-7ab3a56cfd76 h1:ttcJscoFJVdEKdH/7XjAOB2Rt9AZtyOR4lVSSV8nRIE= -github.com/kubearmor/KubeArmor/deployments v0.0.0-20230711122007-7ab3a56cfd76/go.mod h1:9c5VpVVkkto1fPLyCrnZAThQ9lO04mpYNJnfN36UqL0= -github.com/kubearmor/KubeArmor/deployments v0.0.0-20230804143049-f7f820045b85 h1:0tteDjc6Sx/PkggIa0031LbkjcaBlndZwRqWl0F2Jmw= -github.com/kubearmor/KubeArmor/deployments v0.0.0-20230804143049-f7f820045b85/go.mod h1:9c5VpVVkkto1fPLyCrnZAThQ9lO04mpYNJnfN36UqL0= 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v0.22.2/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw= @@ -298,13 +264,9 @@ go.opencensus.io v0.22.3/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw= go.opencensus.io v0.22.4/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw= go.opencensus.io v0.22.5/go.mod h1:5pWMHQbX5EPX2/62yrJeAkowc+lfs/XD7Uxpq3pI6kk= go.opentelemetry.io/proto/otlp v0.7.0/go.mod h1:PqfVotwruBrMGOCsRd/89rSnXhoiJIqeYNgFYFoEGnI= -go.uber.org/atomic v1.11.0 h1:ZvwS0R+56ePWxUNi+Atn9dWONBPp/AUETXlHW0DxSjE= -go.uber.org/atomic v1.11.0/go.mod h1:LUxbIzbOniOlMKjJjyPfpl4v+PKK2cNJn91OQbhoJI0= go.uber.org/goleak v1.2.1 h1:NBol2c7O1ZokfZ0LEU9K6Whx/KnwvepVetCUhtKja4A= go.uber.org/multierr v1.11.0 h1:blXXJkSxSSfBVBlC76pxqeO+LN3aDfLQo+309xJstO0= go.uber.org/multierr v1.11.0/go.mod h1:20+QtiLqy0Nd6FdQB9TLXag12DsQkrbs3htMFfDN80Y= -go.uber.org/zap v1.24.0 h1:FiJd5l1UOLj0wCgbSE0rwwXHzEdAZS6hiiSnxJN/D60= -go.uber.org/zap v1.24.0/go.mod h1:2kMP+WWQ8aoFoedH3T2sq6iJ2yDWpHbP0f6MQbS9Gkg= go.uber.org/zap v1.25.0 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h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4= @@ -385,8 +345,6 @@ golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM= golang.org/x/net v0.0.0-20210805182204-aaa1db679c0d/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y= golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y= -golang.org/x/net v0.11.0 h1:Gi2tvZIJyBtO9SDr1q9h5hEQCp/4L2RQ+ar0qjx2oNU= -golang.org/x/net v0.11.0/go.mod h1:2L/ixqYpgIVXmeoSA/4Lu7BzTG4KIyPIryS4IsOd1oQ= golang.org/x/net v0.14.0 h1:BONx9s002vGdD9umnlX1Po8vOZmrgH34qlHcD1MfK14= golang.org/x/net v0.14.0/go.mod h1:PpSgVXXLK0OxS0F31C1/tv6XNguvCrnXIDrFMspZIUI= golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U= @@ -448,13 +406,9 @@ golang.org/x/sys v0.0.0-20210423185535-09eb48e85fd7/go.mod h1:h1NjWce9XRLGQEsW7w golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.0.0-20220908164124-27713097b956/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= -golang.org/x/sys v0.10.0 h1:SqMFp9UcQJZa+pmYuAKjd9xq1f0j5rLcDIk0mj4qAsA= -golang.org/x/sys v0.10.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.11.0 h1:eG7RXZHdqOJ1i+0lgLgCpSXAp6M3LYlAo6osgSi0xOM= golang.org/x/sys v0.11.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo= -golang.org/x/term v0.9.0 h1:GRRCnKYhdQrD8kfRAdQ6Zcw1P0OcELxGLKJvtjVMZ28= -golang.org/x/term v0.9.0/go.mod h1:M6DEAAIenWoTxdKrOltXcmDY3rSplQUkrvaDU5FcQyo= golang.org/x/term v0.11.0 h1:F9tnn/DA/Im8nCwm+fX+1/eBwi4qFjRT++MhtVC4ZX0= golang.org/x/term v0.11.0/go.mod h1:zC9APTIj3jG3FdV/Ons+XE1riIZXG4aZ4GTHiPZJPIU= golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= @@ -466,8 +420,6 @@ golang.org/x/text v0.3.4/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ= golang.org/x/text v0.3.5/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ= golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ= golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ= -golang.org/x/text v0.10.0 h1:UpjohKhiEgNc0CSauXmwYftY1+LlaC75SJwh0SgCX58= -golang.org/x/text v0.10.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE= golang.org/x/text v0.12.0 h1:k+n5B8goJNdU7hSvEtMUz3d1Q6D/XW4COJSJR6fN0mc= golang.org/x/text v0.12.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE= golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ= @@ -638,7 +590,6 @@ gopkg.in/inf.v0 v0.9.1 h1:73M5CoZyi3ZLMOyDlQh031Cx6N9NDJ2Vvfl76EDAgDc= gopkg.in/inf.v0 v0.9.1/go.mod h1:cWUDdTG/fYaXco+Dcufb5Vnc6Gp2YChqWtbxRZE0mXw= gopkg.in/ini.v1 v1.67.0 h1:Dgnx+6+nfE+IfzjUEISNeydPJh9AXNNsWbGP9KzCsOA= gopkg.in/ini.v1 v1.67.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k= -gopkg.in/natefinch/lumberjack.v2 v2.0.0/go.mod h1:l0ndWWf7gzL7RNwBG7wST/UCcT4T24xpD6X8LsfU/+k= gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= gopkg.in/yaml.v2 v2.2.3/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= @@ -655,30 +606,20 @@ honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWh honnef.co/go/tools v0.0.1-2019.2.3/go.mod h1:a3bituU0lyd329TUQxRnasdCoJDkEUEAqEt0JzvZhAg= honnef.co/go/tools v0.0.1-2020.1.3/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9vFzvIQ3k= honnef.co/go/tools v0.0.1-2020.1.4/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9vFzvIQ3k= -k8s.io/api v0.27.3 h1:yR6oQXXnUEBWEWcvPWS0jQL575KoAboQPfJAuKNrw5Y= -k8s.io/api v0.27.3/go.mod h1:C4BNvZnQOF7JA/0Xed2S+aUyJSfTGkGFxLXz9MnpIpg= k8s.io/api v0.27.4 h1:0pCo/AN9hONazBKlNUdhQymmnfLRbSZjd5H5H3f0bSs= k8s.io/api v0.27.4/go.mod h1:O3smaaX15NfxjzILfiln1D8Z3+gEYpjEpiNA/1EVK1Y= -k8s.io/apiextensions-apiserver v0.27.3 h1:xAwC1iYabi+TDfpRhxh4Eapl14Hs2OftM2DN5MpgKX4= -k8s.io/apiextensions-apiserver v0.27.3/go.mod h1:BH3wJ5NsB9XE1w+R6SSVpKmYNyIiyIz9xAmBl8Mb+84= k8s.io/apiextensions-apiserver v0.27.4 h1:ie1yZG4nY/wvFMIR2hXBeSVq+HfNzib60FjnBYtPGSs= k8s.io/apiextensions-apiserver v0.27.4/go.mod h1:KHZaDr5H9IbGEnSskEUp/DsdXe1hMQ7uzpQcYUFt2bM= -k8s.io/apimachinery v0.27.3 h1:Ubye8oBufD04l9QnNtW05idcOe9Z3GQN8+7PqmuVcUM= -k8s.io/apimachinery v0.27.3/go.mod h1:XNfZ6xklnMCOGGFNqXG7bUrQCoR04dh/E7FprV6pb+E= k8s.io/apimachinery v0.27.4 h1:CdxflD4AF61yewuid0fLl6bM4a3q04jWel0IlP+aYjs= k8s.io/apimachinery v0.27.4/go.mod h1:XNfZ6xklnMCOGGFNqXG7bUrQCoR04dh/E7FprV6pb+E= -k8s.io/client-go v0.27.3 h1:7dnEGHZEJld3lYwxvLl7WoehK6lAq7GvgjxpA3nv1E8= -k8s.io/client-go v0.27.3/go.mod h1:2MBEKuTo6V1lbKy3z1euEGnhPfGZLKTS9tiJ2xodM48= k8s.io/client-go v0.27.4 h1:vj2YTtSJ6J4KxaC88P4pMPEQECWMY8gqPqsTgUKzvjk= k8s.io/client-go v0.27.4/go.mod h1:ragcly7lUlN0SRPk5/ZkGnDjPknzb37TICq07WhI6Xc= k8s.io/klog/v2 v2.100.1 h1:7WCHKK6K8fNhTqfBhISHQ97KrnJNFZMcQvKp7gP/tmg= k8s.io/klog/v2 v2.100.1/go.mod h1:y1WjHnz7Dj687irZUWR/WLkLc5N1YHtjLdmgWjndZn0= k8s.io/kube-openapi v0.0.0-20230525220651-2546d827e515 h1:OmK1d0WrkD3IPfkskvroRykOulHVHf0s0ZIFRjyt+UI= k8s.io/kube-openapi v0.0.0-20230525220651-2546d827e515/go.mod h1:kzo02I3kQ4BTtEfVLaPbjvCkX97YqGve33wzlb3fofQ= -k8s.io/kubectl v0.27.2 h1:sSBM2j94MHBFRWfHIWtEXWCicViQzZsb177rNsKBhZg= -k8s.io/kubectl v0.27.2/go.mod h1:GCOODtxPcrjh+EC611MqREkU8RjYBh10ldQCQ6zpFKw= -k8s.io/utils v0.0.0-20230505201702-9f6742963106 h1:EObNQ3TW2D+WptiYXlApGNLVy0zm/JIBVY9i+M4wpAU= -k8s.io/utils v0.0.0-20230505201702-9f6742963106/go.mod h1:OLgZIPagt7ERELqWJFomSt595RzquPNLL48iOWgYOg0= +k8s.io/kubectl v0.27.4 h1:RV1TQLIbtL34+vIM+W7HaS3KfAbqvy9lWn6pWB9els4= +k8s.io/kubectl v0.27.4/go.mod h1:qtc1s3BouB9KixJkriZMQqTsXMc+OAni6FeKAhq7q14= k8s.io/utils v0.0.0-20230726121419-3b25d923346b h1:sgn3ZU783SCgtaSJjpcVVlRqd6GSnlTLKgpAAttJvpI= k8s.io/utils v0.0.0-20230726121419-3b25d923346b/go.mod h1:OLgZIPagt7ERELqWJFomSt595RzquPNLL48iOWgYOg0= rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8= @@ -688,8 +629,6 @@ sigs.k8s.io/controller-runtime v0.15.0 h1:ML+5Adt3qZnMSYxZ7gAverBLNPSMQEibtzAgp0 sigs.k8s.io/controller-runtime v0.15.0/go.mod h1:7ngYvp1MLT+9GeZ+6lH3LOlcHkp/+tzA/fmHa4iq9kk= sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd h1:EDPBXCAspyGV4jQlpZSudPeMmr1bNJefnuqLsRAsHZo= sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd/go.mod h1:B8JuhiUyNFVKdsE8h686QcCxMaH6HrOAZj4vswFpcB0= -sigs.k8s.io/structured-merge-diff/v4 v4.2.3 h1:PRbqxJClWWYMNV1dhaG4NsibJbArud9kFxnAMREiWFE= -sigs.k8s.io/structured-merge-diff/v4 v4.2.3/go.mod h1:qjx8mGObPmV2aSZepjQjbmb2ihdVs8cGKBraizNC69E= sigs.k8s.io/structured-merge-diff/v4 v4.3.0 h1:UZbZAZfX0wV2zr7YZorDz6GXROfDFj6LvqCRm4VUVKk= sigs.k8s.io/structured-merge-diff/v4 v4.3.0/go.mod h1:N8hJocpFajUSSeSJ9bOZ77VzejKZaXsTtZo4/u7Io08= sigs.k8s.io/yaml v1.3.0 h1:a2VclLzOGrwOHDiV8EfBGhvjHvP46CtW5j6POvhYGGo= diff --git a/pkg/KubeArmorOperator/internal/controller/cluster.go b/pkg/KubeArmorOperator/internal/controller/cluster.go index 65176f1796..5348af75df 100644 --- a/pkg/KubeArmorOperator/internal/controller/cluster.go +++ b/pkg/KubeArmorOperator/internal/controller/cluster.go @@ -48,6 +48,7 @@ type Node struct { RuntimeSocket string RuntimeStorage string Arch string + BTF string } func NewClusterWatcher(client *kubernetes.Clientset, log *zap.SugaredLogger, extClient *apiextensionsclientset.Clientset, opv1Client *opv1client.Clientset, pathPrefix, deploy_name string) *ClusterWatcher { @@ -120,6 +121,9 @@ func (clusterWatcher *ClusterWatcher) WatchNodes() { if val, ok := node.Labels[common.RuntimeStorageLabel]; ok { newNode.RuntimeStorage = val } + if val, ok := node.Labels[common.BTFLabel]; ok { + newNode.BTF = val + } clusterWatcher.NodesLock.Lock() nbNodes := len(clusterWatcher.Nodes) @@ -137,7 +141,8 @@ func (clusterWatcher *ClusterWatcher) WatchNodes() { clusterWatcher.Nodes[i].Name != newNode.Name || clusterWatcher.Nodes[i].Runtime != newNode.Runtime || clusterWatcher.Nodes[i].RuntimeSocket != newNode.RuntimeSocket || - clusterWatcher.Nodes[i].RuntimeStorage != newNode.RuntimeStorage { + clusterWatcher.Nodes[i].RuntimeStorage != newNode.RuntimeStorage || + clusterWatcher.Nodes[i].BTF != newNode.BTF { clusterWatcher.Nodes[i] = newNode nodeModified = true clusterWatcher.Log.Infof("Node %s was updated", node.Name) @@ -145,9 +150,9 @@ func (clusterWatcher *ClusterWatcher) WatchNodes() { } clusterWatcher.NodesLock.Unlock() if nodeModified { - clusterWatcher.UpdateDaemonsets(common.DeletAction, newNode.Enforcer, newNode.Runtime, newNode.RuntimeSocket, newNode.RuntimeStorage, node.Status.NodeInfo.KernelVersion) + clusterWatcher.UpdateDaemonsets(common.DeletAction, newNode.Enforcer, newNode.Runtime, newNode.RuntimeSocket, newNode.RuntimeStorage, newNode.BTF) } - clusterWatcher.UpdateDaemonsets(common.AddAction, newNode.Enforcer, newNode.Runtime, newNode.RuntimeSocket, newNode.RuntimeStorage, node.Status.NodeInfo.KernelVersion) + clusterWatcher.UpdateDaemonsets(common.AddAction, newNode.Enforcer, newNode.Runtime, newNode.RuntimeSocket, newNode.RuntimeStorage, newNode.BTF) } } else { log.Errorf("Cannot convert object to node struct") @@ -166,7 +171,7 @@ func (clusterWatcher *ClusterWatcher) WatchNodes() { } } clusterWatcher.NodesLock.Unlock() - clusterWatcher.UpdateDaemonsets(common.DeletAction, deletedNode.Enforcer, deletedNode.Runtime, deletedNode.RuntimeSocket, deletedNode.RuntimeStorage, node.Status.NodeInfo.KernelVersion) + clusterWatcher.UpdateDaemonsets(common.DeletAction, deletedNode.Enforcer, deletedNode.Runtime, deletedNode.RuntimeSocket, deletedNode.RuntimeStorage, deletedNode.BTF) } }, }) @@ -174,7 +179,7 @@ func (clusterWatcher *ClusterWatcher) WatchNodes() { nodeInformer.Run(wait.NeverStop) } -func (clusterWatcher *ClusterWatcher) UpdateDaemonsets(action, enforcer, runtime, socket, runtimeStorage, kernelVersion string) { +func (clusterWatcher *ClusterWatcher) UpdateDaemonsets(action, enforcer, runtime, socket, runtimeStorage, btfPresent string) { clusterWatcher.Log.Info("updating daemonset") daemonsetName := strings.Join([]string{ "kubearmor", @@ -210,7 +215,7 @@ func (clusterWatcher *ClusterWatcher) UpdateDaemonsets(action, enforcer, runtime } } if newDaemonSet { - daemonset := generateDaemonset(daemonsetName, enforcer, runtime, socket, runtimeStorage, kernelVersion) + daemonset := generateDaemonset(daemonsetName, enforcer, runtime, socket, runtimeStorage, btfPresent) _, err := clusterWatcher.Client.AppsV1().DaemonSets(common.Namespace).Create(context.Background(), daemonset, v1.CreateOptions{}) if err != nil { clusterWatcher.Log.Warnf("Cannot Create daemonset %s, error=%s", daemonsetName, err.Error()) diff --git a/pkg/KubeArmorOperator/internal/controller/resources.go b/pkg/KubeArmorOperator/internal/controller/resources.go index f86e154bde..4489f2628d 100644 --- a/pkg/KubeArmorOperator/internal/controller/resources.go +++ b/pkg/KubeArmorOperator/internal/controller/resources.go @@ -13,7 +13,6 @@ import ( deployments "github.com/kubearmor/KubeArmor/deployments/get" crds "github.com/kubearmor/KubeArmor/pkg/KubeArmorController/crd" "github.com/kubearmor/KubeArmor/pkg/KubeArmorOperator/common" - "golang.org/x/mod/semver" v1 "k8s.io/api/admissionregistration/v1" appsv1 "k8s.io/api/apps/v1" batchv1 "k8s.io/api/batch/v1" @@ -24,7 +23,7 @@ import ( metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" ) -func generateDaemonset(name, enforcer, runtime, socket, runtimeStorage, kernelVersion string) *appsv1.DaemonSet { +func generateDaemonset(name, enforcer, runtime, socket, runtimeStorage, btfPresent string) *appsv1.DaemonSet { enforcerVolumes, enforcerVolumeMounts := genEnforcerVolumes(enforcer) runtimeVolumes, runtimeVolumeMounts := genRuntimeVolumes(runtime, socket, runtimeStorage) vols := []corev1.Volume{} @@ -35,7 +34,7 @@ func generateDaemonset(name, enforcer, runtime, socket, runtimeStorage, kernelVe volMnts = append(volMnts, runtimeVolumeMounts...) commonVols := common.CommonVolumes commonVolMnts := common.CommonVolumesMount - if isKernelHeaderMountsRequired(kernelVersion) { + if btfPresent == "no" { commonVols = append(commonVols, common.KernelHeaderVolumes...) commonVolMnts = append(commonVolMnts, common.KernelHeaderVolumesMount...) } @@ -49,6 +48,7 @@ func generateDaemonset(name, enforcer, runtime, socket, runtimeStorage, kernelVe common.RuntimeStorageLabel: runtimeStorage, common.SocketLabel: socket, common.OsLabel: "linux", + common.BTFLabel: btfPresent, } daemonset.Spec.Template.Spec.NodeSelector = common.CopyStrMap(labels) labels["kubearmor-app"] = "kubearmor" @@ -82,17 +82,6 @@ func generateDaemonset(name, enforcer, runtime, socket, runtimeStorage, kernelVe return daemonset } -func isKernelHeaderMountsRequired(version string) bool { - target := "v5.2" - switch semver.Compare("v"+version, target) { - case 1: - return false - case -1: - return true - } - return false -} - func genEnforcerVolumes(enforcer string) (vol []corev1.Volume, volMnt []corev1.VolumeMount) { if enforcer == "none" { return nil, nil