Update Ironbank to v2.7.0

This MR contains the following updates:

Package	Update	Change
ironbank/opensource/grafana/promtail	minor	2.6.1 -> v2.7.0
registry1.dso.mil/ironbank/opensource/grafana/promtail	minor	v2.6.1 -> v2.7.0

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Relates to #8 (closed)

chart/templates/_helpers.tpl

@@ -2,8 +2,8 @@
 Expand the name of the chart.
 */}}
 {{- define "promtail.name" -}}
-{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" -}}
-{{- end -}}
+{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" }}
+{{- end }}
 
 {{/*
 Create a default fully qualified app name.
@@ -11,24 +11,24 @@ We truncate at 63 chars because some Kubernetes name fields are limited to this
 If release name contains chart name it will be used as a full name.
 */}}
 {{- define "promtail.fullname" -}}
-{{- if .Values.fullnameOverride -}}
-{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" -}}
-{{- else -}}
-{{- $name := default .Chart.Name .Values.nameOverride -}}
-{{- if contains $name .Release.Name -}}
-{{- .Release.Name | trunc 63 | trimSuffix "-" -}}
-{{- else -}}
-{{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" -}}
-{{- end -}}
-{{- end -}}
-{{- end -}}
+{{- if .Values.fullnameOverride }}
+{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" }}
+{{- else }}
+{{- $name := default .Chart.Name .Values.nameOverride }}
+{{- if contains $name .Release.Name }}
+{{- .Release.Name | trunc 63 | trimSuffix "-" }}
+{{- else }}
+{{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" }}
+{{- end }}
+{{- end }}
+{{- end }}
 
 {{/*
 Create chart name and version as used by the chart label.
 */}}
 {{- define "promtail.chart" -}}
-{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" -}}
-{{- end -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
+{{- end }}
 
 {{/*
 Common labels
@@ -54,27 +54,40 @@ app.kubernetes.io/instance: {{ .Release.Name }}
 Create the name of the service account
 */}}
 {{- define "promtail.serviceAccountName" -}}
-{{- if .Values.serviceAccount.create -}}
-    {{ default (include "promtail.fullname" .) .Values.serviceAccount.name }}
-{{- else -}}
-    {{ default "default" .Values.serviceAccount.name }}
-{{- end -}}
-{{- end -}}
+{{- if .Values.serviceAccount.create }}
+{{- default (include "promtail.fullname" .) .Values.serviceAccount.name }}
+{{- else }}
+{{- default "default" .Values.serviceAccount.name }}
+{{- end }}
+{{- end }}
 
 {{/*
 The service name to connect to Loki. Defaults to the same logic as "loki.fullname"
 */}}
 {{- define "loki.serviceName" -}}
-{{- if .Values.loki.serviceName -}}
-{{- .Values.loki.serviceName -}}
-{{- else if .Values.loki.fullnameOverride -}}
-{{- .Values.loki.fullnameOverride | trunc 63 | trimSuffix "-" -}}
-{{- else -}}
-{{- $name := default "loki" .Values.loki.nameOverride -}}
-{{- if contains $name .Release.Name -}}
-{{- .Release.Name | trunc 63 | trimSuffix "-" -}}
-{{- else -}}
-{{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" -}}
-{{- end -}}
-{{- end -}}
-{{- end -}}
+{{- if .Values.loki.serviceName }}
+{{- .Values.loki.serviceName }}
+{{- else if .Values.loki.fullnameOverride }}
+{{- .Values.loki.fullnameOverride | trunc 63 | trimSuffix "-" }}
+{{- else }}
+{{- $name := default "loki" .Values.loki.nameOverride }}
+{{- if contains $name .Release.Name }}
+{{- .Release.Name | trunc 63 | trimSuffix "-" }}
+{{- else }}
+{{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" }}
+{{- end }}
+{{- end }}
+{{- end }}
+
+{{/*
+Configure enableServiceLinks in pod
+*/}}
+{{- define "promtail.enableServiceLinks" -}}
+{{- if semverCompare ">=1.13-0" .Capabilities.KubeVersion.GitVersion }}
+{{- if or (.Values.enableServiceLinks) (eq (.Values.enableServiceLinks | toString) "<nil>") }}
+{{- printf "enableServiceLinks: true" }}
+{{- else }}
+{{- printf "enableServiceLinks: false" }}
+{{- end }}
+{{- end }}
+{{- end }}
\ No newline at end of file