From 1f9c1b549e956395b77b063874094a5f46f80d48 Mon Sep 17 00:00:00 2001
From: Lavish pal <lavish@debian.0.2.15>
Date: Tue, 6 Aug 2024 13:50:38 +0530
Subject: [PATCH] Uodate the cel suing variables

Signed-off-by: Lavish pal <lavish@debian.0.2.15>
---
 .../disallow-host-ports/artifacthub-pkg.yml   |  2 +-
 .../disallow-host-ports.yaml                  | 31 ++++++++++---------
 2 files changed, 17 insertions(+), 16 deletions(-)

diff --git a/pod-security-cel/baseline/disallow-host-ports/artifacthub-pkg.yml b/pod-security-cel/baseline/disallow-host-ports/artifacthub-pkg.yml
index ddb7a1027..59028778c 100644
--- a/pod-security-cel/baseline/disallow-host-ports/artifacthub-pkg.yml
+++ b/pod-security-cel/baseline/disallow-host-ports/artifacthub-pkg.yml
@@ -19,5 +19,5 @@ annotations:
   kyverno/category: "Pod Security Standards (Baseline) in CEL"
   kyverno/kubernetesVersion: "1.26-1.27"
   kyverno/subject: "Pod"
-digest: 5380fdcd91c8bc331f46c6df2f4ae05e079a8e367ba071b3f3345858440a6fce
+digest: acd23ec8b3bd13a00e143757b60d027eb084a566839c9cf4caafdb06144b88fb
 createdAt: "2023-12-03T00:22:34Z"
diff --git a/pod-security-cel/baseline/disallow-host-ports/disallow-host-ports.yaml b/pod-security-cel/baseline/disallow-host-ports/disallow-host-ports.yaml
index c43889b44..963eff8f2 100644
--- a/pod-security-cel/baseline/disallow-host-ports/disallow-host-ports.yaml
+++ b/pod-security-cel/baseline/disallow-host-ports/disallow-host-ports.yaml
@@ -28,18 +28,19 @@ spec:
             - UPDATE
       validate:
         cel:
-          expressions:
-            - expression: >- 
-                [
-                object.spec.containers,
-                object.spec.initContainers,
-                object.spec.ephemeralContainers
-                ].all(containers, !has(containers) ||
-                containers.all(container, !has(container.ports) ||
-                container.ports.all(port, !has(port.hostPort) || port.hostPort == 0)
-                  )
-                )
-          message: |-
-            Use of host ports is disallowed. The field spec.containers[*].ports[*].hostPort,
-            spec.initContainers[*].ports[*].hostPort, and spec.ephemeralContainers[*].ports[*].hostPort
-            must either be unset or set to `0`.
\ No newline at end of file
+          variables:
+            - name: allContainers
+              expression: >-
+               object.spec.containers + 
+               object.spec.?initContainers.orValue([]) + 
+               object.spec.?ephemeralContainers.orValue([])
+      expressions:
+          - expression: >-
+               variables.allContainers.all(container, 
+               container.?ports.orValue([]).all(port, port.?hostPort.orValue(0) == 0))
+            message: |-
+               Use of host ports is disallowed. The field spec.containers[*].ports[*].hostPort,
+               spec.initContainers[*].ports[*].hostPort, and spec.ephemeralContainers[*].ports[*].hostPort
+               must either be unset or set to `0`.
+
+          
\ No newline at end of file