add cpuLimitsRange

Bumps [k8s.io/apimachinery](https://github.com/kubernetes/apimachinery) from 0.27.3 to 0.27.4.
- [Commits](https://github.com/kubernetes/apimachinery/compare/v0.27.3...v0.27.4)

---
updated-dependencies:
- dependency-name: k8s.io/apimachinery
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

.circleci/config.yml

@@ -114,6 +114,7 @@ jobs:
     executor: vm
     steps:
       - checkout
+      - *set_environment_variables
       - *install_k8s
       - *test_k8s
 
@@ -161,8 +162,6 @@ workflows:
               only: /.*/
       - build_and_push:
           context: org-global
-          requires:
-            - test
           filters:
             branches:
               ignore: /pull\/[0-9]+/

checks/cpuLimitsRange.yaml

@@ -0,0 +1,25 @@
+successMessage: CPU limits are within the required range
+failureMessage: CPU limits should be within the required range
+category: Efficiency
+target: Container
+containers:
+  exclude:
+  - initContainer
+schema:
+  '$schema': http://json-schema.org/draft-07/schema
+  type: object
+  required:
+  - resources
+  properties:
+    resources:
+      type: object
+      required:
+      - limits
+      properties:
+        limits:
+          required:
+          - cpu
+          properties:
+            cpu:
+              resourceMinimum: 200m
+              resourceMaximum: "2"

checks/metadataAndInstanceMismatched.yaml

@@ -1,5 +1,6 @@
-successMessage: Label app.kubernetes.io/name matches metadata.name
-failureMessage: Label app.kubernetes.io/name must match metadata.name
+successMessage: Label app.kubernetes.io/instance matches metadata.name
+failureMessage: Label app.kubernetes.io/instance must match metadata.name
+category: Reliability
 target: Controller
 schema:
   '$schema': http://json-schema.org/draft-07/schema
@@ -11,7 +12,7 @@ schema:
       properties:
         labels:
           type: object
-          required: ["app.kubernetes.io/name"]
+          required: ["app.kubernetes.io/instance"]
           properties:
-            app.kubernetes.io/name:
+            app.kubernetes.io/instance:
               const: "{{ .metadata.name }}"

checks/priorityClassNotSet.yaml

@@ -1,6 +1,6 @@
 successMessage: Priority class has been set
 failureMessage: Priority class should be set
-category: Security
+category: Reliability
 target: PodSpec
 schema:
   '$schema': http://json-schema.org/draft-07/schema

cmd/polaris/audit.go

@@ -24,6 +24,7 @@ import (
 	"net/http"
 	"os"
 	"os/exec"
+	"strings"
 
 	workloads "github.com/fairwindsops/insights-plugins/plugins/workloads"
 	workloadsPkg "github.com/fairwindsops/insights-plugins/plugins/workloads/pkg"
@@ -48,9 +49,10 @@ var (
 	resourceToAudit     string
 	useColor            bool
 	helmChart           string
-	helmValues          string
+	helmValues          []string
 	checks              []string
 	auditNamespace      string
+	severityLevel       string
 	skipSslValidation   bool
 	uploadInsights      bool
 	clusterName         string
@@ -69,9 +71,10 @@ func init() {
 	auditCmd.PersistentFlags().StringVar(&displayName, "display-name", "", "An optional identifier for the audit.")
 	auditCmd.PersistentFlags().StringVar(&resourceToAudit, "resource", "", "Audit a specific resource, in the format namespace/kind/version/name, e.g. nginx-ingress/Deployment.apps/v1/default-backend.")
 	auditCmd.PersistentFlags().StringVar(&helmChart, "helm-chart", "", "Will fill out Helm template")
-	auditCmd.PersistentFlags().StringVar(&helmValues, "helm-values", "", "Optional flag to add helm values")
+	auditCmd.PersistentFlags().StringSliceVar(&helmValues, "helm-values", []string{}, "Optional flag to add helm values")
 	auditCmd.PersistentFlags().StringSliceVar(&checks, "checks", []string{}, "Optional flag to specify specific checks to check")
 	auditCmd.PersistentFlags().StringVar(&auditNamespace, "namespace", "", "Namespace to audit. Only applies to in-cluster audits")
+	auditCmd.PersistentFlags().StringVar(&severityLevel, "severity", "", "Severity level used to filter results. Behaves like log levels. 'danger' is the least verbose (warning, danger)")
 	auditCmd.PersistentFlags().BoolVar(&skipSslValidation, "skip-ssl-validation", false, "Skip https certificate verification")
 	auditCmd.PersistentFlags().BoolVar(&uploadInsights, "upload-insights", false, "Upload scan results to Fairwinds Insights")
 	auditCmd.PersistentFlags().StringVar(&clusterName, "cluster-name", "", "Set --cluster-name to a descriptive name for the cluster you're auditing")
@@ -172,10 +175,12 @@ var auditCmd = &cobra.Command{
 				logrus.Errorf("reporting audit file to insights: %v", err)
 				os.Exit(1)
 			}
-			logrus.Println("Success! You can see your results at:")
-			logrus.Printf("%s/orgs/%s/clusters/%s\n", insightsHost, auth.Organization, clusterName)
+			os.Stderr.WriteString("\n\nSuccess! You can see your results at:")
+			os.Stderr.WriteString(fmt.Sprintf("\n\n%s/orgs/%s/clusters/%s/action-items\n\n", insightsHost, auth.Organization, clusterName))
 		} else {
-			outputAudit(auditData, auditOutputFile, auditOutputURL, auditOutputFormat, useColor, onlyShowFailedTests)
+			outputAudit(auditData, auditOutputFile, auditOutputURL, auditOutputFormat, useColor, onlyShowFailedTests, severityLevel)
+			os.Stderr.WriteString("\n\n🚀 Upload your Polaris findings to Fairwinds Insights to see remediation advice, add teammates, integrate with Slack or Jira, and more:")
+			os.Stderr.WriteString("\n\n❯ polaris " + strings.Join(os.Args[1:], " ") + " --upload-insights --cluster-name=my-cluster\n\n")
 		}
 
 		summary := auditData.GetSummary()
@@ -191,7 +196,7 @@ var auditCmd = &cobra.Command{
 }
 
 // ProcessHelmTemplates turns helm into yaml to be processed by Polaris or the other tools.
-func ProcessHelmTemplates(helmChart, helmValues string) (string, error) {
+func ProcessHelmTemplates(helmChart string, helmValues []string) (string, error) {
 	cmd := exec.Command("helm", "dependency", "update", helmChart)
 	output, err := cmd.CombinedOutput()
 	if err != nil {
@@ -209,8 +214,8 @@ func ProcessHelmTemplates(helmChart, helmValues string) (string, error) {
 		"--output-dir",
 		dir,
 	}
-	if helmValues != "" {
-		params = append(params, "--values", helmValues)
+	for _, v := range helmValues {
+		params = append(params, "--values", v)
 	}
 
 	cmd = exec.Command("helm", params...)
@@ -223,10 +228,20 @@ func ProcessHelmTemplates(helmChart, helmValues string) (string, error) {
 	return dir, nil
 }
 
-func outputAudit(auditData validator.AuditData, outputFile, outputURL, outputFormat string, useColor bool, onlyShowFailedTests bool) {
+func outputAudit(auditData validator.AuditData, outputFile, outputURL, outputFormat string, useColor bool, onlyShowFailedTests bool, severityLevel string) {
 	if onlyShowFailedTests {
 		auditData = auditData.RemoveSuccessfulResults()
 	}
+
+	if severityLevel != "" {
+		switch severityLevel {
+		case "danger":
+			auditData = auditData.FilterResultsBySeverityLevel(cfg.SeverityDanger)
+		case "warning":
+			auditData = auditData.FilterResultsBySeverityLevel(cfg.SeverityWarning)
+		}
+	}
+
 	var outputBytes []byte
 	var err error
 	if outputFormat == "score" {

cmd/polaris/root.go

@@ -16,6 +16,7 @@ package cmd
 
 import (
 	"os"
+	"strings"
 
 	conf "github.com/fairwindsops/polaris/pkg/config"
 	"github.com/sirupsen/logrus"
@@ -84,7 +85,9 @@ var rootCmd = &cobra.Command{
 		os.Exit(1)
 	},
 	PersistentPostRun: func(cmd *cobra.Command, args []string) {
-		os.Stderr.WriteString("\n\nWant more? Automate Polaris for free with Fairwinds Insights!\n🚀 https://fairwinds.com/insights-signup/polaris 🚀 \n")
+		if !strings.HasPrefix(cmd.Use, "audit") {
+			os.Stderr.WriteString("\n\nWant more? Automate Polaris for free with Fairwinds Insights!\n🚀 https://fairwinds.com/insights-signup/polaris 🚀 \n")
+		}
 	},
 }
 

cmd/polaris/webhook.go

@@ -53,6 +53,8 @@ var webhookCmd = &cobra.Command{
 			CertDir: certDir,
 			Port:    webhookPort,
 			WebhookServer: webhook.NewServer(webhook.Options{
+				CertDir:  certDir,
+				Port:     webhookPort,
 				CertName: "tls.crt",
 				KeyName:  "tls.key",
 			}),
@@ -73,10 +75,10 @@ var webhookCmd = &cobra.Command{
 		}
 
 		if enableValidations {
-			fwebhook.NewValidateWebhook(mgr, fwebhook.Validator{Config: config, Client: mgr.GetClient()})
+			fwebhook.NewValidateWebhook(mgr, config)
 		}
 		if enableMutations {
-			fwebhook.NewMutateWebhook(mgr, fwebhook.Mutator{Config: config, Client: mgr.GetClient()})
+			fwebhook.NewMutateWebhook(mgr, config)
 		}
 		logrus.Infof("Polaris webhook server listening on port %d", webhookPort)
 		if err := mgr.Start(signals.SetupSignalHandler()); err != nil {

docs/admission-controller.md

@@ -53,7 +53,7 @@ This means Polaris will remediate the issue it finds, rather than rejecting
 the deployment.
 
 To enable the mutating webhook, add `--set webhook.mutate=true` to your
-Helm instlallation command.
+Helm installation command.
 
 The following default checks currently have mutation support enabled:
 * `hostPIDSet`

docs/changelog.md

@@ -6,6 +6,13 @@ meta:
 
 ---
 
+## Unreleased
+* Change `metadataAndNameMismatched` to `metadataAndInstanceMismatched`
+
+## 8.1.1
+* Add category for `metadataAndNameMismatched`.
+* Fix category for `priorityClassNotSet`.
+
 ## 8.1.0
 * Add `insights-host` global flag to configure Fairwinds Insights host (defaults to `https://insights.fairwinds.com`).
 * Add new `auth` sub-commands be able to authenticate on Polaris using Fairwinds Insights credentials

docs/checks/reliability.md

@@ -16,8 +16,8 @@ key | default | description
 `pullPolicyNotAlways` | `warning` | Fails when an image pull policy is not `always`.
 `priorityClassNotSet` | `warning` | Fails when a priorityClassName is not set for a pod.
 `deploymentMissingReplicas` | `warning` | Fails when there is only one replica for a deployment.
-`missingPodDisruptionBudget` | `warning`
-`metadataAndNameMismatched` | `warning`
+`missingPodDisruptionBudget` | `warning` | Fails when PDB is missing.
+`metadataAndInstanceMismatched` | `warning` | Fails when label `app.kubernetes.io/instance` and `metadata.name` mismatch
 `topologySpreadConstraint` | `warning` | Fails when there is no topology spread constraint on the pod
 
 ## Background
@@ -70,4 +70,4 @@ spec:
 - [Kubernetes Docs: Configure Liveness and Readiness Probes](https://kubernetes.io/docs/tasks/configure-pod-container/configure-liveness-readiness-probes/)
 - [Utilizing Kubernetes Liveness and Readiness Probes to Automatically Recover From Failure](https://medium.com/spire-labs/utilizing-kubernetes-liveness-and-readiness-probes-to-automatically-recover-from-failure-2fe0314f2b2e)
 - [Kubernetes Liveness and Readiness Probes: How to Avoid Shooting Yourself in the Foot](https://blog.colinbreck.com/kubernetes-liveness-and-readiness-probes-how-to-avoid-shooting-yourself-in-the-foot/)
-- [Topology Spread Cosntraints](https://kubernetes.io/docs/concepts/scheduling-eviction/topology-spread-constraints/)
+- [Topology Spread Constraints](https://kubernetes.io/docs/concepts/scheduling-eviction/topology-spread-constraints/)

docs/cli.md

@@ -9,14 +9,18 @@ meta:
 # top-level commands
 audit
       Runs a one-time audit.
+auth
+      Authenticate polaris with Fairwinds Insights
 dashboard
       Runs the webserver for Polaris dashboard.
+fix
+      Fix Infrastructure as code files.
 help
       Prints help, if you give it a command then it will print help for that command. Same as -h
 version
       Prints the version of Polaris
 webhook
-      Runs the webhook webserver
+      Runs the webhook webserver.
 
 # global flags
 -c, --config string                    Location of Polaris configuration file.
@@ -25,6 +29,7 @@ webhook
     --disallow-config-exemptions       Disallow exemptions set within the configuration file.
     --disallow-annotation-exemptions   Disallow any exemption defined as a controller annotation.
     --kubeconfig string                Paths to a kubeconfig. Only required if out-of-cluster.
+    --insights-host string             Fairwinds Insights host URL. (default "https://insights.fairwinds.com")
     --log-level string                 Logrus log level. (default "info")
 
 # dashboard flags
@@ -38,7 +43,8 @@ webhook
 
 # audit flags
     --audit-path string               If specified, audits one or more YAML files instead of a cluster.
-    --checks stringArray              Optional flag to specify specific checks to check
+    --checks strings                  Optional flag to specify specific checks to check
+    --cluster-name string             Set --cluster-name to a descriptive name for the cluster you're auditing
     --color                           Whether to use color in pretty format. (default true)
     --display-name string             An optional identifier for the audit.
 -f, --format string                   Output format for results - json, yaml, pretty, or score. (default "json")
@@ -52,10 +58,26 @@ webhook
     --resource string                 Audit a specific resource, in the format namespace/kind/version/name, e.g. nginx-ingress/Deployment.apps/v1/default-backend.
     --set-exit-code-below-score int   Set an exit code of 4 when the score is below this threshold (1-100).
     --set-exit-code-on-danger         Set an exit code of 3 when the audit contains danger-level issues.
+    --severity string                 Severity level used to filter results. Behaves like log levels. 'danger' is the least verbose (warning, danger)
+    --skip-ssl-validation             Skip https certificate verification
+    --upload-insights                 Upload scan results to Fairwinds Insights
+
+# fix flags
+    --checks strings      Optional flag to specify specific checks to fix eg. checks=hostIPCSet,hostPIDSet and checks=all applies fix to all defined checks mutations
+    --files-path string   mutate and fix one or more YAML files in a specified folder
+-h, --help                help for fix
+    --template            set to true when modifyng a YAML template, like a Helm chart (experimental)
+
 
 # webhook flags
     --disable-webhook-config-installer   disable the installer in the webhook server, so it won't install webhook configuration resources during bootstrapping.
 -h, --help                               help for webhook
 -p, --port int                           Port for the dashboard webserver. (default 9876)
+
+# auth sub-commands
+  login       Authenticate polaris with Fairwinds Insights.
+  logout      Log out of a Fairwinds Insights.
+  status      View authentication status.
+  token       Print the auth token gh is configured to use.
 ```
 

examples/config-full.yaml

@@ -9,7 +9,7 @@ checks:
   topologySpreadConstraint: warning
   pdbDisruptionsIsZero: warning
   missingPodDisruptionBudget: warning
-  metadataAndNameMismatched: warning
+  metadataAndInstanceMismatched: warning
 
   # efficiency
   cpuRequestsMissing: warning

examples/config.yaml

@@ -6,7 +6,7 @@ checks:
   pullPolicyNotAlways: warning
   readinessProbeMissing: warning
   livenessProbeMissing: warning
-  metadataAndNameMismatched: warning
+  metadataAndInstanceMismatched: warning
   pdbDisruptionsIsZero: warning
   missingPodDisruptionBudget: warning
   topologySpreadConstraint: warning

go.mod

@@ -3,22 +3,22 @@ module github.com/fairwindsops/polaris
 go 1.20
 
 require (
-	github.com/AlecAivazis/survey/v2 v2.3.6
+	github.com/AlecAivazis/survey/v2 v2.3.7
 	github.com/fairwindsops/insights-plugins/plugins/workloads v0.0.0-20230601204422-5c789e15990c
 	github.com/fatih/color v1.15.0
 	github.com/gobuffalo/packr/v2 v2.8.3
 	github.com/gorilla/mux v1.8.0
 	github.com/pkg/errors v0.9.1
 	github.com/qri-io/jsonschema v0.1.2
-	github.com/sirupsen/logrus v1.9.2
+	github.com/sirupsen/logrus v1.9.3
 	github.com/spf13/cobra v1.7.0
 	github.com/stretchr/testify v1.8.4
 	github.com/thoas/go-funk v0.9.3
 	gomodules.xyz/jsonpatch/v2 v2.3.0
 	gopkg.in/yaml.v3 v3.0.1
-	k8s.io/api v0.27.2
-	k8s.io/apimachinery v0.27.2
-	k8s.io/client-go v0.27.2
+	k8s.io/api v0.27.3
+	k8s.io/apimachinery v0.27.4
+	k8s.io/client-go v0.27.3
 	sigs.k8s.io/controller-runtime v0.15.0
 	sigs.k8s.io/yaml v1.3.0
 )

go.sum

@@ -37,8 +37,8 @@ cloud.google.com/go/storage v1.6.0/go.mod h1:N7U0C8pVQ/+NIKOBQyamJIeKQKkZ+mxpohl
 cloud.google.com/go/storage v1.8.0/go.mod h1:Wv1Oy7z6Yz3DshWRJFhqM/UCfaWIRTdp0RXyy7KQOVs=
 cloud.google.com/go/storage v1.10.0/go.mod h1:FLPqc6j+Ki4BU591ie1oL6qBQGu2Bl/tZ9ullr3+Kg0=
 dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
-github.com/AlecAivazis/survey/v2 v2.3.6 h1:NvTuVHISgTHEHeBFqt6BHOe4Ny/NwGZr7w+F8S9ziyw=
-github.com/AlecAivazis/survey/v2 v2.3.6/go.mod h1:4AuI9b7RjAR+G7v9+C4YSlX/YL3K3cWNXgWXOhllqvI=
+github.com/AlecAivazis/survey/v2 v2.3.7 h1:6I/u8FvytdGsgonrYsVn2t8t4QiRnh6QSTqkkhIiSjQ=
+github.com/AlecAivazis/survey/v2 v2.3.7/go.mod h1:xUTIdE4KCOIjsBAE1JYsUPoCqYdZ1reCfTwbto0Fduo=
 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/Netflix/go-expect v0.0.0-20220104043353-73e0943537d2 h1:+vx7roKuyA63nhn5WAunQHLTznkw5W8b1Xc0dNjp83s=
@@ -334,8 +334,8 @@ github.com/sergi/go-diff v1.0.0 h1:Kpca3qRNrduNnOQeazBd0ysaKrUJiIuISHxogkT9RPQ=
 github.com/sergi/go-diff v1.0.0/go.mod h1:0CfEIISq7TuYL3j771MWULgwwjU+GofnZX9QAmXWZgo=
 github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeVRXNmyL/1OwPU0+IJeTBvfc=
 github.com/sirupsen/logrus v1.8.1/go.mod h1:yWOB1SBYBC5VeMP7gHvWumXLIWorT60ONWic61uBYv0=
-github.com/sirupsen/logrus v1.9.2 h1:oxx1eChJGI6Uks2ZC4W1zpLlVgqB8ner4EuQwV4Ik1Y=
-github.com/sirupsen/logrus v1.9.2/go.mod h1:naHLuLoDiP4jHNo9R0sCBMtWGeIprob74mVsIT4qYEQ=
+github.com/sirupsen/logrus v1.9.3 h1:dueUQJ1C2q9oE3F7wvmSGAaVtTmUizReu6fjN8uqzbQ=
+github.com/sirupsen/logrus v1.9.3/go.mod h1:naHLuLoDiP4jHNo9R0sCBMtWGeIprob74mVsIT4qYEQ=
 github.com/smartystreets/assertions v0.0.0-20180927180507-b2de0cb4f26d/go.mod h1:OnSkiWE9lh6wB0YB77sQom3nweQdgAjqCqsofrRNTgc=
 github.com/smartystreets/goconvey v1.6.4/go.mod h1:syvi0/a8iFYH4r/RixwvyeAJjdLS9QV7WQ/tjFTllLA=
 github.com/spaolacci/murmur3 v0.0.0-20180118202830-f09979ecbc72/go.mod h1:JwIasOWyU6f++ZhiEuf87xNszmSA2myDM2Kzu9HwQUA=
@@ -375,6 +375,7 @@ github.com/yuin/goldmark v1.1.32/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9de
 github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
 github.com/yuin/goldmark v1.4.0/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
+github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
 go.etcd.io/etcd/api/v3 v3.5.0/go.mod h1:cbVKeC6lCfl7j/8jBhAK6aIYO9XOjdptoxU/nLQcPvs=
 go.etcd.io/etcd/client/pkg/v3 v3.5.0/go.mod h1:IJHfcCEKxYu1Os13ZdwCwIUTUVGYTSAM3YSwc9/Ac1g=
 go.etcd.io/etcd/client/v2 v2.305.0/go.mod h1:h9puh54ZTgAKtEbut2oe9P4L/oqKCVB6xsXlzd7alYQ=
@@ -400,6 +401,7 @@ golang.org/x/crypto v0.0.0-20190605123033-f99c8df09eb5/go.mod h1:yigFU9vqHzYiE8U
 golang.org/x/crypto v0.0.0-20190820162420-60c769a6c586/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
+golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190510132918-efd6b22b2522/go.mod h1:ZjyILWgesfNpC6sMxTJOJm9Kp84zZh5NQWvqDGG3Qr8=
@@ -435,6 +437,7 @@ golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.4.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.4.1/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
+golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
 golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20181023162649-9b4f9f5ad519/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
@@ -472,6 +475,7 @@ golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v
 golang.org/x/net v0.0.0-20210316092652-d523dce5a7f4/go.mod h1:RBQZq4jEuRlivfhVLdyRGr576XBO4/greRjx4P4O3yc=
 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 v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
 golang.org/x/net v0.10.0 h1:X2//UzNDwYmtCLn7To6G58Wr6f5ahEAQgKNzv9Y951M=
 golang.org/x/net v0.10.0/go.mod h1:0qNGK6F8kojg2nk9dLZ2mShWaEBan6FAoqfSigmmuDg=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
@@ -499,6 +503,7 @@ golang.org/x/sync v0.0.0-20200625203802-6e8e738ad208/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20201207232520-09787c993a3a/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.1.0 h1:wsuoTGHzEhffawBOhz5CYhcrV4IdKZbEyZjBMuTp12o=
 golang.org/x/sys v0.0.0-20180823144017-11551d06cbcc/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
@@ -546,14 +551,14 @@ golang.org/x/sys v0.0.0-20210423082822-04245dca01da/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 v0.0.0-20210809222454-d867a43fc93e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20220422013727-9388b58f7150/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220908164124-27713097b956/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.8.0 h1:EBmGv8NaZBZTWvrbjNoL6HVt+IVy3QDQpJs7VRIw3tU=
 golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
-golang.org/x/term v0.0.0-20210503060354-a79de5458b56/go.mod h1:tfny5GFUkzUvx4ps4ajbZsCe5lw1metzhBm9T3x7oIY=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/term v0.8.0 h1:n5xxQn2i3PC0yLAbjTpNT85q/Kgzcr2gIoX9OrJUols=
 golang.org/x/term v0.8.0/go.mod h1:xPskH00ivmX89bAKVGSKKtLOWNx2+17Eiy94tnKShWo=
@@ -565,6 +570,8 @@ golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 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 v0.4.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/text v0.9.0 h1:2sjJmO8cDvYveuX97RDLsxlyUxLl+GHoLxBiRdHllBE=
 golang.org/x/text v0.9.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
 golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
@@ -624,6 +631,7 @@ golang.org/x/tools v0.0.0-20210106214847-113979e3529a/go.mod h1:emZCQorbCU4vsT4f
 golang.org/x/tools v0.1.0/go.mod h1:xkSsbof2nBLbhDlRMhhhyNLN/zl3eTqcnHD5viDpcZ0=
 golang.org/x/tools v0.1.2/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
 golang.org/x/tools v0.1.7/go.mod h1:LGqMHiF4EqQNHR1JncWGqT5BVaXmza+X+BDGol+dOxo=
+golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
 golang.org/x/tools v0.9.1 h1:8WMNJAz3zrtPmnYC7ISf5dEn3MT0gY7jBJfw27yrrLo=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
@@ -766,13 +774,13 @@ 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 v0.27.2 h1:+H17AJpUMvl+clT+BPnKf0E3ksMAzoBBg7CntpSuADo=
-k8s.io/api v0.27.2/go.mod h1:ENmbocXfBT2ADujUXcBhHV55RIT31IIEvkntP6vZKS4=
+k8s.io/api v0.27.3 h1:yR6oQXXnUEBWEWcvPWS0jQL575KoAboQPfJAuKNrw5Y=
+k8s.io/api v0.27.3/go.mod h1:C4BNvZnQOF7JA/0Xed2S+aUyJSfTGkGFxLXz9MnpIpg=
 k8s.io/apiextensions-apiserver v0.27.2 h1:iwhyoeS4xj9Y7v8YExhUwbVuBhMr3Q4bd/laClBV6Bo=
-k8s.io/apimachinery v0.27.2 h1:vBjGaKKieaIreI+oQwELalVG4d8f3YAMNpWLzDXkxeg=
-k8s.io/apimachinery v0.27.2/go.mod h1:XNfZ6xklnMCOGGFNqXG7bUrQCoR04dh/E7FprV6pb+E=
-k8s.io/client-go v0.27.2 h1:vDLSeuYvCHKeoQRhCXjxXO45nHVv2Ip4Fe0MfioMrhE=
-k8s.io/client-go v0.27.2/go.mod h1:tY0gVmUsHrAmjzHX9zs7eCjxcBsf8IiNe7KQ52biTcQ=
+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/component-base v0.27.2 h1:neju+7s/r5O4x4/txeUONNTS9r1HsPbyoPBAtHsDCpo=
 k8s.io/component-base v0.27.2/go.mod h1:5UPk7EjfgrfgRIuDBFtsEFAe4DAvP3U+M8RTzoSJkpo=
 k8s.io/klog/v2 v2.90.1 h1:m4bYOKall2MmOiRaR1J+We67Do7vm9KiQVlT96lnHUw=

pkg/auth/login.go

@@ -85,7 +85,7 @@ func HandleLogin(insightsHost string) error {
 
 	var user, token, organization string
 	if answer == loginUsingBrowser {
-		listener, err := net.Listen("tcp", ":0")
+		listener, err := net.Listen("tcp", "localhost:0")
 		if err != nil {
 			panic(err)
 		}

pkg/config/checks.go

@@ -22,7 +22,6 @@ import (
 var (
 	// BuiltInChecks contains the checks that come pre-installed w/ Polaris
 	BuiltInChecks = map[string]SchemaCheck{}
-	schemaBox     = (*packr.Box)(nil)
 	// We explicitly set the order to avoid thrash in the
 	// tests as we migrate toward JSON schema
 	checkOrder = []string{
@@ -39,6 +38,7 @@ var (
 		"memoryRequestsMissing",
 		"cpuLimitsMissing",
 		"cpuRequestsMissing",
+		"cpuLimitsRange",
 		"readinessProbeMissing",
 		"livenessProbeMissing",
 		"pullPolicyNotAlways",
@@ -56,7 +56,7 @@ var (
 		// Other checks
 		"tlsSettingsMissing",
 		"pdbDisruptionsIsZero",
-		"metadataAndNameMismatched",
+		"metadataAndInstanceMismatched",
 		"missingPodDisruptionBudget",
 		"missingNetworkPolicy",
 		"sensitiveConfigmapContent",
@@ -72,7 +72,7 @@ var (
 )
 
 func init() {
-	schemaBox = packr.New("Schemas", "../../checks")
+	schemaBox := packr.New("Schemas", "../../checks")
 	for _, checkID := range checkOrder {
 		contents, err := schemaBox.Find(checkID + ".yaml")
 		if err != nil {

pkg/config/checks_test.go

@@ -0,0 +1,16 @@
+package config
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestRequiredFieldsOnBuiltInChecks(t *testing.T) {
+	for _, v := range BuiltInChecks {
+		assert.NotEmpty(t, v.SuccessMessage)
+		assert.NotEmpty(t, v.FailureMessage)
+		assert.NotEmpty(t, v.Category)
+		assert.NotEmpty(t, v.Target)
+	}
+}

pkg/kube/resources_test.go

@@ -16,8 +16,8 @@ package kube
 
 import (
 	"bytes"
-	"fmt"
 	"context"
+	"fmt"
 	"os"
 	"testing"
 	"time"

pkg/validator/output.go

@@ -53,6 +53,26 @@ type AuditData struct {
 	Score                uint
 }
 
+// FilterResultsBySeverityLevel includes results according to the provided severity level:
+// 'danger' is the least verbose, 'warning' is medium verbosity, default behavior will
+// include all results, which currently also includes 'ignore'
+func (res AuditData) FilterResultsBySeverityLevel(severityLevel config.Severity) AuditData {
+	resCopy := res
+	resCopy.Results = []Result{}
+
+	filteredResults := funk.Map(res.Results, func(auditDataResult Result) Result {
+		return auditDataResult.filterResultsBySeverityLevel(severityLevel)
+	}).([]Result)
+
+	for _, result := range filteredResults {
+		if result.isNotEmpty() {
+			resCopy.Results = append(resCopy.Results, result)
+		}
+	}
+
+	return resCopy
+}
+
 // RemoveSuccessfulResults removes all tests that have passed
 func (res AuditData) RemoveSuccessfulResults() AuditData {
 	resCopy := res
@@ -108,6 +128,25 @@ func (res ResultSet) removeSuccessfulResults() ResultSet {
 	return newResults
 }
 
+func (res ResultSet) filterResultsBySeverityLevel(severityLevel config.Severity) ResultSet {
+	newResults := ResultSet{}
+	for k, resultMessage := range res {
+		switch severityLevel {
+		case config.SeverityDanger:
+			if resultMessage.Severity == config.SeverityDanger {
+				newResults[k] = resultMessage
+			}
+		case config.SeverityWarning:
+			if resultMessage.Severity == config.SeverityDanger || resultMessage.Severity == config.SeverityWarning {
+				newResults[k] = resultMessage
+			}
+		default:
+			return res
+		}
+	}
+	return newResults
+}
+
 // Result provides results for a Kubernetes object
 type Result struct {
 	Name        string
@@ -128,6 +167,16 @@ func (res Result) removeSuccessfulResults() Result {
 	return resCopy
 }
 
+func (res Result) filterResultsBySeverityLevel(severityLevel config.Severity) Result {
+	resCopy := res
+	resCopy.Results = res.Results.filterResultsBySeverityLevel(severityLevel)
+	if res.PodResult != nil {
+		podCopy := res.PodResult.filterResultsBySeverityLevel(severityLevel)
+		resCopy.PodResult = &podCopy
+	}
+	return resCopy
+}
+
 func (res Result) isNotEmpty() bool {
 	if res.PodResult != nil {
 		return res.PodResult.isNotEmpty()
@@ -151,6 +200,15 @@ func (res PodResult) removeSuccessfulResults() PodResult {
 	return resCopy
 }
 
+func (res PodResult) filterResultsBySeverityLevel(severityLevel config.Severity) PodResult {
+	resCopy := PodResult{}
+	resCopy.Results = res.Results.filterResultsBySeverityLevel(severityLevel)
+	resCopy.ContainerResults = funk.Map(res.ContainerResults, func(containerResult ContainerResult) ContainerResult {
+		return containerResult.filterResultsBySeverityLevel(severityLevel)
+	}).([]ContainerResult)
+	return resCopy
+}
+
 func (res PodResult) isNotEmpty() bool {
 	for _, cr := range res.ContainerResults {
 		if cr.isNotEmpty() {
@@ -172,6 +230,12 @@ func (res ContainerResult) removeSuccessfulResults() ContainerResult {
 	return resCopy
 }
 
+func (res ContainerResult) filterResultsBySeverityLevel(severityLevel config.Severity) ContainerResult {
+	resCopy := res
+	resCopy.Results = res.Results.filterResultsBySeverityLevel(severityLevel)
+	return resCopy
+}
+
 func (res ContainerResult) isNotEmpty() bool {
 	return res.Results.isNotEmpty()
 }

pkg/webhook/mutate.go

@@ -21,6 +21,7 @@ import (
 	"github.com/fairwindsops/polaris/pkg/mutation"
 	"github.com/sirupsen/logrus"
 	"gomodules.xyz/jsonpatch/v2"
+	"k8s.io/apimachinery/pkg/runtime"
 	"sigs.k8s.io/controller-runtime/pkg/client"
 	"sigs.k8s.io/controller-runtime/pkg/manager"
 	"sigs.k8s.io/controller-runtime/pkg/webhook"
@@ -35,41 +36,66 @@ type Mutator struct {
 	decoder *admission.Decoder
 }
 
-var _ admission.Handler = &Mutator{}
-
 // NewMutateWebhook creates a mutating admission webhook for the apiType.
-func NewMutateWebhook(mgr manager.Manager, mutator Mutator) {
+func NewMutateWebhook(mgr manager.Manager, c config.Configuration) {
 	path := "/mutate"
 
+	mutator := Mutator{
+		Client:  mgr.GetClient(),
+		decoder: admission.NewDecoder(runtime.NewScheme()),
+		Config:  c,
+	}
 	mgr.GetWebhookServer().Register(path, &webhook.Admission{Handler: &mutator})
 }
 
 func (m *Mutator) mutate(req admission.Request) ([]jsonpatch.Operation, error) {
 	results, kubeResources, err := GetValidatedResults(req.AdmissionRequest.Kind.Kind, m.decoder, req, m.Config)
 	if err != nil {
+		logrus.Errorf("Error while validating resource: %v", err)
 		return nil, err
 	}
+	if results == nil {
+		logrus.Infof("Not mutating owned pod")
+		return nil, nil
+	}
 	patches := mutation.GetMutationsFromResult(results)
 	originalYaml, err := yaml.JSONToYAML(kubeResources.OriginalObjectJSON)
 	if err != nil {
+		logrus.Errorf("Failed to convert JSON to YAML: %v", err)
 		return nil, err
 	}
 	mutatedYamlStr, err := mutation.ApplyAllMutations(string(originalYaml), patches)
 	if err != nil {
+		logrus.Errorf("Failed to apply mutations: %v", err)
 		return nil, err
 	}
-	return jsonpatch.CreatePatch(originalYaml, []byte(mutatedYamlStr))
+
+	mutatedJson, err := yaml.YAMLToJSON([]byte(mutatedYamlStr))
+	if err != nil {
+		logrus.Errorf("Failed to convert YAML to JSON: %v", err)
+		return nil, err
+	}
+
+	ops, err := jsonpatch.CreatePatch(kubeResources.OriginalObjectJSON, mutatedJson)
+	if err != nil {
+		logrus.Errorf("Failed to create patch from mutation: %v", err)
+		return nil, err
+	}
+	return ops, nil
 }
 
 // Handle for Validator to run validation checks.
 func (m *Mutator) Handle(ctx context.Context, req admission.Request) admission.Response {
-	logrus.Info("Starting request")
+	logrus.Info("Starting mutation request")
 	patches, err := m.mutate(req)
 	if err != nil {
+		logrus.Errorf("Error while getting mutations: %v", err)
 		return admission.Errored(403, err)
 	}
 	if patches == nil {
+		logrus.Infof("No patches generated")
 		return admission.Allowed("Allowed")
 	}
+	logrus.Infof("Generated %d patches", len(patches))
 	return admission.Patched("", patches...)
 }

pkg/webhook/webhook.go

@@ -25,6 +25,7 @@ import (
 
 	"github.com/sirupsen/logrus"
 	corev1 "k8s.io/api/core/v1"
+	"k8s.io/apimachinery/pkg/runtime"
 	"sigs.k8s.io/controller-runtime/pkg/client"
 	"sigs.k8s.io/controller-runtime/pkg/manager"
 	"sigs.k8s.io/controller-runtime/pkg/webhook"
@@ -38,19 +39,14 @@ type Validator struct {
 	Config  config.Configuration
 }
 
-// InjectDecoder injects the decoder.
-func (v *Validator) InjectDecoder(d *admission.Decoder) error {
-	logrus.Info("Injecting decoder")
-	v.decoder = d
-	return nil
-}
-
-var _ admission.Handler = &Validator{}
-
 // NewValidateWebhook creates a validating admission webhook for the apiType.
-func NewValidateWebhook(mgr manager.Manager, validator Validator) {
+func NewValidateWebhook(mgr manager.Manager, c config.Configuration) {
 	path := "/validate"
-
+	validator := Validator{
+		Client:  mgr.GetClient(),
+		decoder: admission.NewDecoder(runtime.NewScheme()),
+		Config:  c,
+	}
 	mgr.GetWebhookServer().Register(path, &webhook.Admission{Handler: &validator})
 }
 
@@ -60,35 +56,40 @@ func (v *Validator) handleInternal(req admission.Request) (*validator.Result, ku
 
 // GetValidatedResults returns the validated results.
 func GetValidatedResults(kind string, decoder *admission.Decoder, req admission.Request, config config.Configuration) (*validator.Result, kube.GenericResource, error) {
-	var controller kube.GenericResource
+	var resource kube.GenericResource
 	var err error
 	if kind == "Pod" {
+		if decoder == nil {
+			panic("Decoder is nil!")
+		}
 		pod := corev1.Pod{}
 		err := decoder.Decode(req, &pod)
 		if err != nil {
-			return nil, controller, err
+			logrus.Errorf("Failed to decode pod: %v", err)
+			return nil, resource, err
 		}
 		if len(pod.ObjectMeta.OwnerReferences) > 0 {
 			logrus.Infof("Allowing owned pod %s/%s to pass through webhook", pod.ObjectMeta.Namespace, pod.ObjectMeta.Name)
-			return nil, controller, nil
+			return nil, resource, nil
 		}
-		controller, err = kube.NewGenericResourceFromPod(pod, pod)
+		resource, err = kube.NewGenericResourceFromPod(pod, pod)
 	} else {
-		controller, err = kube.NewGenericResourceFromBytes(req.Object.Raw)
+		resource, err = kube.NewGenericResourceFromBytes(req.Object.Raw)
 	}
 	if err != nil {
-		return nil, controller, err
+		logrus.Errorf("Failed to create resource: %v", err)
+		return nil, resource, err
 	}
-	controllerResult, err := validator.ApplyAllSchemaChecks(&config, nil, controller)
+	resourceResult, err := validator.ApplyAllSchemaChecks(&config, nil, resource)
 	if err != nil {
-		return nil, controller, err
+		return nil, resource, err
 	}
-	return &controllerResult, controller, nil
+	return &resourceResult, resource, nil
 }
 
 // Handle for Validator to run validation checks.
 func (v *Validator) Handle(ctx context.Context, req admission.Request) admission.Response {
-	logrus.Info("Starting request")
+	logrus.Info("Starting admission request")
 	result, _, err := v.handleInternal(req)
 	if err != nil {
 		logrus.Errorf("Error validating request: %v", err)

test/checks/cpuLimitsRange/failure.number.yaml

@@ -0,0 +1,14 @@
+apiVersion: v1
+kind: Pod
+metadata:
+  name: nginx
+  labels:
+    app.kubernetes.io/name: nginx
+spec:
+  containers:
+  - name: nginx
+    image: nginx
+    resources:
+      limits:
+        memory: 128Mi
+        cpu: 5

test/checks/cpuLimitsRange/success.number.yaml

@@ -0,0 +1,14 @@
+apiVersion: v1
+kind: Pod
+metadata:
+  name: nginx
+  labels:
+    app.kubernetes.io/name: nginx
+spec:
+  containers:
+  - name: nginx
+    image: nginx
+    resources:
+      limits:
+        memory: 128Mi
+        cpu: 1

test/checks/metadataAndInstanceMismatched/failure.yaml

@@ -3,7 +3,7 @@ kind: Pod
 metadata:
   name: nginx
   labels:
-    app.kubernetes.io/name: not-nginx
+    app.kubernetes.io/instance: not-nginx
 spec:
   containers:
   - name: nginx

test/checks/metadataAndInstanceMismatched/success.yaml

@@ -3,7 +3,7 @@ kind: Pod
 metadata:
   name: nginx
   labels:
-    app.kubernetes.io/name: nginx
+    app.kubernetes.io/instance: nginx
 spec:
   containers:
   - name: nginx

test/mutation_test.go

@@ -19,7 +19,7 @@ checks:
   hostNetworkSet: danger
   hostPortSet: warning
   deploymentMissingReplicas: warning
-  priorityClassNotSet: ignore
+  priorityClassNotSet: warning
   runAsRootAllowed: danger
   cpuRequestsMissing: warning
   cpuLimitsMissing: warning

test/webhook_cases/passing_test.deployment.yaml

@@ -17,6 +17,7 @@ spec:
       containers:
       - name: nginx
         image: nginx:1.7.9
+        imagePullPolicy: IfNotPresent
         ports:
         - containerPort: 80
         securityContext:
@@ -26,4 +27,4 @@ spec:
           runAsNonRoot: true
           capabilities:
             drop:
-              - ALL
+              - ALL

test/webhook_cases/passing_test.pod.yaml

@@ -0,0 +1,16 @@
+apiVersion: v1
+kind: Pod
+metadata:
+  name: nginx-2
+spec:
+  containers:
+  - name: nginx
+    image: nginx:1.7.9
+    securityContext:
+      allowPrivilegeEscalation: false
+      privileged: false
+      readOnlyRootFilesystem: true
+      runAsNonRoot: true
+      capabilities:
+        drop:
+          - ALL

test/webhook_test.sh

@@ -60,7 +60,7 @@ function clean_up() {
     echo "Uninstalling webhook and webhook config"
     kubectl delete validatingwebhookconfigurations polaris-webhook --wait=false || true
     kubectl delete validatingwebhookconfigurations polaris-validate-webhook --wait=false || true
-    kubectl delete validatingwebhookconfigurations polaris-mutate-webhook --wait=false || true
+    kubectl delete mutatingwebhookconfigurations polaris-mutate-webhook --wait=false || true
     kubectl -n polaris delete deploy -l app=polaris --wait=false || true
     echo -e "\n\nDone cleaning up\n\n"
 }
@@ -82,11 +82,12 @@ kubectl create ns tests
 echo "Installing a bad deployment"
 kubectl apply -n scale-test -f ./test/webhook_cases/failing_test.deployment.yaml
 
-echo "Installing the webhook"
+echo "Installing the webhook at version $CI_SHA1"
 helm repo add fairwinds-stable https://charts.fairwinds.com/stable
 helm install polaris fairwinds-stable/polaris --namespace polaris --create-namespace \
   --set dashboard.enable=false \
   --set webhook.enable=true \
+  --set webhook.mutate=true \
   --set image.tag=$CI_SHA1
 
 echo "Waiting for the webhook to come online"
@@ -105,6 +106,7 @@ for filename in test/webhook_cases/passing_test.*.yaml; do
     if ! kubectl apply -n tests -f $filename; then
         ALL_TESTS_PASSED=0
         echo -e "${RED}****Test Failed: Polaris prevented a resource with no configuration issues****${NC}"
+        kubectl logs -n polaris deploy/polaris-webhook
     else
         echo -e "${GREEN}****Test Passed: Polaris correctly allowed this resource****${NC}"
     fi
@@ -118,7 +120,7 @@ for filename in test/webhook_cases/failing_test.*.yaml; do
     if kubectl apply -n tests -f $filename; then
         ALL_TESTS_PASSED=0
         echo -e "${RED}****Test Failed: Polaris should have prevented this resource due to configuration issues.****${NC}"
-        kubectl logs -n polaris $(kubectl get po -oname -n polaris | grep webhook)
+        kubectl logs -n polaris deploy/polaris-webhook
     else
       echo -e "${GREEN}****Test Passed: Polaris correctly prevented this resource****${NC}"
     fi