HPCC-27830 Adds create secret helper

Signed-off-by: Rodrigo Pastrana <rodrigo.pastrana@lexisnexisrisk.com>

helm/examples/azure/log-analytics/README.md

@@ -43,7 +43,14 @@ The following kv pairs are supported
 - aad-client-secret
 - ala-workspace-id
 
-Example secret creation command (assuming ./secrets-templates contains a file named exactly as the above keys):
+The included 'create-azure-logaccess-secret.sh' helper can be used to create the necessary secret
+Example manual secret creation command (assuming ./secrets-templates contains a file named exactly as the above keys):
+```console
+  create-azure-logaccess-secret.sh .HPCC-Platform/helm/examples/azure/log-analytics/secrets-templates/
+```
+
+Otherwise, users can create the secret manually.
+Example manual secret creation command (assuming ./secrets-templates contains a file named exactly as the above keys):
 ```console
   kubectl create secret generic azure-logaccess --from-file=HPCC-Platform/helm/examples/azure/log-analytics/secrets-templates/
 ```

helm/examples/azure/log-analytics/create-azure-logaccess-secret.sh

@@ -0,0 +1,66 @@
+#!/bin/bash
+WORK_DIR=$(dirname $0)
+source ${WORK_DIR}/env-loganalytics
+
+k8scommand="kubectl"
+secretname="azure-logaccess"
+secretsdir="${WORK_DIR}/secrets-templates"
+
+usage()
+{
+    echo "Creates necessary k8s secret used by HPCC's logAccess to access Azure Log Analytics"
+    echo "> create-azure-logaccess-secret.sh [Options]"
+    echo ""
+    echo "Options:"
+    echo "-d       Specifies directory containing required secret values in self named files."
+    echo "         Defaults to <workingdir>/<${secretssubdir}>"
+    echo "-h       Print Usage message"
+    echo ""
+    echo "Requires directory containing secret values in dedicated files."
+    echo "Defaults to  ${secretssubdir} if not specified via -d option."
+    echo ""
+    echo "Expected directory structure:"
+    echo "${secretsdir}/"
+    echo "   aad-client-id     - Should contain the ID of the AAD registered Application"
+    echo "   aad-tenant-id     - Should contain the subscription tenant of theAAD registered Application"
+    echo "   aad-client-secret - Should contain access secret provided by AAD registered Application"
+    echo "   ala-workspace-id  - Should contain target Azure Log Analytics workspace ID. (Optional if provided in LogAccess configuration)"
+}
+
+while [ "$#" -gt 0 ]; do
+  arg=$1
+  case "${arg}" in
+      -h) 
+         usage
+         exit
+         ;;
+      -d) shift
+         secretsdir=$1
+         ;;
+    esac
+  shift
+done
+
+echo "Creating '${secretname}' secret."
+
+command -v ${k8scommand} >/dev/null 2>&1 || { echo >&2 "Aborting - '${k8scommand}' not found!"; exit 1; }
+
+errormessage=$(${k8scommand} get secret ${secretname} 2>&1)
+if [[ $? -eq 0 ]]
+then
+  echo "WARNING: Target secret '${secretname}' already exists! Delete it and re-run if secret update desired."
+  echo "${errormessage}"
+  exit 1
+fi
+
+errormessage=$(${k8scommand} create secret generic ${secretname} --from-file=${secretsdir})
+if [[ $? -ne 0 ]]
+then
+  echo "Error creating: Target secret '${secretname}'!"
+  echo >&2
+  usage
+  exit 1
+else
+  echo "Target secret '${secretname}' successfully created!"
+  ${k8scommand} get secret ${secretname}
+fi