Merge pull request #100 from NHSDigital/AMB-1622-Implement-caching

Amb 1622 implement caching
NHSDigital · Sep 1, 2023 · bdfa95e · bdfa95e
2 parents 6832c09 + a0d00fa
commit bdfa95e
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diff --git a/proxies/live/apiproxy/policies/LookupCache.PDSAccessToken.xml b/proxies/live/apiproxy/policies/LookupCache.PDSAccessToken.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<LookupCache async="false" continueOnError="false" enabled="true" name="LookupCache.PDSAccessToken">
+  <DisplayName>LookupCache.PDSAccessToken</DisplayName>
+  <Properties/>
+  <Scope>Exclusive</Scope>
+  <CacheKey>
+    <KeyFragment>PDSAccessToken</KeyFragment>
+  </CacheKey>
+  <AssignTo>PDSAccessToken</AssignTo>
+</LookupCache>
diff --git a/proxies/live/apiproxy/policies/PopulateCache.PDSAccessToken.xml b/proxies/live/apiproxy/policies/PopulateCache.PDSAccessToken.xml
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<PopulateCache async="false" continueOnError="false" enabled="true" name="PopulateCache.PDSAccessToken">
+  <DisplayName>PopulateCache.PDSAccessToken</DisplayName>
+  <Properties/>
+  <Scope>Exclusive</Scope>
+  <CacheKey>
+    <KeyFragment>PDSAccessToken</KeyFragment>
+  </CacheKey>
+  <ExpirySettings>
+    <TimeoutInSec>300</TimeoutInSec>
+  </ExpirySettings>
+  <Source>PDSAccessToken</Source>
+</PopulateCache>
diff --git a/proxies/live/apiproxy/targets/target.xml b/proxies/live/apiproxy/targets/target.xml
@@ -22,11 +22,20 @@
       <Step>
           <Name>GenerateJWT.PDSClientAssertion</Name>
       </Step>
+      <Step>
+        <Name>LookupCache.PDSAccessToken</Name>
+      </Step>
       <Step>
         <Name>ServiceCallout.AuthenticateForPDS</Name>
+        <Condition>lookupcache.LookupCache.PDSAccessToken.cachehit == false</Condition>
       </Step>
       <Step>
         <Name>JavaScript.GetPDSAccessToken</Name>
+        <Condition>lookupcache.LookupCache.PDSAccessToken.cachehit == false</Condition>
+      </Step>
+      <Step>
+        <Name>PopulateCache.PDSAccessToken</Name>
+        <Condition>lookupcache.LookupCache.PDSAccessToken.cachehit == false</Condition>
       </Step>
       <Step>
         <Name>ServiceCallout.GetODSCode</Name>