From 644dcf94a3ab134720b7e8713aaf9b17d1a831fa Mon Sep 17 00:00:00 2001
From: Seena Fallah <seenafallah@gmail.com>
Date: Sat, 18 Dec 2021 02:03:57 +0330
Subject: [PATCH] feat: add support hostPort

Signed-off-by: Seena Fallah <seenafallah@gmail.com>
---
 charts/coredns/Chart.yaml             |  2 +-
 charts/coredns/templates/_helpers.tpl | 17 +++++++++++++++--
 charts/coredns/values.yaml            |  1 +
 3 files changed, 17 insertions(+), 3 deletions(-)

diff --git a/charts/coredns/Chart.yaml b/charts/coredns/Chart.yaml
index fe6e7f8..84cd52c 100644
--- a/charts/coredns/Chart.yaml
+++ b/charts/coredns/Chart.yaml
@@ -1,6 +1,6 @@
 apiVersion: v2
 name: coredns
-version: 1.19.9
+version: 1.19.10
 appVersion: 1.9.4
 home: https://coredns.io
 icon: https://coredns.io/images/CoreDNS_Colour_Horizontal.png
diff --git a/charts/coredns/templates/_helpers.tpl b/charts/coredns/templates/_helpers.tpl
index f04044c..61732b3 100644
--- a/charts/coredns/templates/_helpers.tpl
+++ b/charts/coredns/templates/_helpers.tpl
@@ -143,6 +143,10 @@ Generate the list of ports automatically from the server definitions
             {{- $innerdict := set $innerdict "istcp" true -}}
         {{- end -}}
 
+        {{- if .hostPort -}}
+            {{- $innerdict := set $innerdict "hostPort" .hostPort -}}
+        {{- end -}}
+
         {{/* Write the dict back into the outer dict */}}
         {{- $ports := set $ports $port $innerdict -}}
 
@@ -159,11 +163,20 @@ Generate the list of ports automatically from the server definitions
 
     {{/* Write out the ports according to the info collected above */}}
     {{- range $port, $innerdict := $ports -}}
+        {{- $portList := list -}}
         {{- if index $innerdict "isudp" -}}
-            {{- printf "- {containerPort: %v, protocol: UDP, name: udp-%s}\n" $port $port -}}
+            {{- $portList = append $portList (dict "containerPort" ($port | int) "protocol" "UDP" "name" (printf "udp-%s" $port)) -}}
         {{- end -}}
         {{- if index $innerdict "istcp" -}}
-            {{- printf "- {containerPort: %v, protocol: TCP, name: tcp-%s}\n" $port $port -}}
+            {{- $portList = append $portList (dict "containerPort" ($port | int) "protocol" "TCP" "name" (printf "tcp-%s" $port)) -}}
+        {{- end -}}
+
+        {{- range $portDict := $portList -}}
+            {{- if index $innerdict "hostPort" -}}
+                {{- $portDict := set $portDict "hostPort" (get $innerdict "hostPort" | int) -}}
+            {{- end -}}
+
+            {{- printf "- %s\n" (toJson $portDict) -}}
         {{- end -}}
     {{- end -}}
 {{- end -}}
diff --git a/charts/coredns/values.yaml b/charts/coredns/values.yaml
index 7767426..4e6d6c2 100644
--- a/charts/coredns/values.yaml
+++ b/charts/coredns/values.yaml
@@ -105,6 +105,7 @@ servers:
   port: 53
   # If serviceType is nodePort you can specify nodePort here
   # nodePort: 30053
+  # hostPort: 53
   plugins:
   - name: errors
   # Serves a /health endpoint on :8080, required for livenessProbe