Load CMP Servers config from volume

Create Kubernetes secret to store Cmp Server config file and mount it to container as volume

Issue-ID: AAF-997
Signed-off-by: Adam Wudzinski <adam.wudzinski@nokia.com>
Change-Id: I163b720ce14729328af34dd61e6eb0108c76d58b

4 files changed, 32 insertions, 48 deletions

diff --git a/certService/src/main/java/org/onap/aaf/certservice/certification/configuration/CmpServersConfig.java b/certService/src/main/java/org/onap/aaf/certservice/certification/configuration/CmpServersConfig.java
index 105b10e7..414f38bb 100644
--- a/certService/src/main/java/org/onap/aaf/certservice/certification/configuration/CmpServersConfig.java
+++ b/certService/src/main/java/org/onap/aaf/certservice/certification/configuration/CmpServersConfig.java
@@ -20,21 +20,30 @@
 
 package org.onap.aaf.certservice.certification.configuration;
 
-import java.util.Collections;
-import java.util.List;
-import javax.annotation.PostConstruct;
 import org.onap.aaf.certservice.certification.configuration.model.Cmpv2Server;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
 import org.springframework.context.annotation.Configuration;
 
+import javax.annotation.PostConstruct;
+import java.io.File;
+import java.util.Collections;
+import java.util.List;
+
 @Configuration
 public class CmpServersConfig {
-
     private static final String CMP_SERVERS_CONFIG_FILENAME = "cmpServers.json";
+
+    @Autowired
+    private CmpServersConfigLoader cmpServersConfigLoader;
+    @Value("${app.config.path}")
+    private String configPath;
     private List<Cmpv2Server> cmpServers;
 
     @PostConstruct
-    private void loadConfiguration() {
-        cmpServers = Collections.unmodifiableList(new CmpServersConfigLoader().load(CMP_SERVERS_CONFIG_FILENAME));
+    void loadConfiguration() {
+        String configFilePath = configPath + File.separator + CMP_SERVERS_CONFIG_FILENAME;
+        this.cmpServers = Collections.unmodifiableList(cmpServersConfigLoader.load(configFilePath));
     }
 
     public List<Cmpv2Server> getCmpServers() {
diff --git a/certService/src/main/java/org/onap/aaf/certservice/certification/configuration/CmpServersConfigLoader.java b/certService/src/main/java/org/onap/aaf/certservice/certification/configuration/CmpServersConfigLoader.java
index b31fbcad..c8415ac0 100644
--- a/certService/src/main/java/org/onap/aaf/certservice/certification/configuration/CmpServersConfigLoader.java
+++ b/certService/src/main/java/org/onap/aaf/certservice/certification/configuration/CmpServersConfigLoader.java
@@ -21,27 +21,26 @@
 package org.onap.aaf.certservice.certification.configuration;
 
 import com.fasterxml.jackson.databind.ObjectMapper;
-import java.io.File;
-import java.io.FileNotFoundException;
-import java.io.IOException;
-import java.net.URL;
-import java.util.ArrayList;
-import java.util.List;
-import org.onap.aaf.certservice.certification.CertificationModelFactory;
 import org.onap.aaf.certservice.certification.configuration.model.CmpServers;
 import org.onap.aaf.certservice.certification.configuration.model.Cmpv2Server;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
 
+@Component
 class CmpServersConfigLoader {
-    private static final Logger LOGGER = LoggerFactory.getLogger(CertificationModelFactory.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(CmpServersConfigLoader.class);
 
     List<Cmpv2Server> load(String path) {
         List<Cmpv2Server> result = new ArrayList<>();
         try {
             result = loadConfigFromFile(path).getCmpv2Servers();
-        } catch (FileNotFoundException e) {
-            LOGGER.error("CMP Servers configuration file not found: ", e);
+            LOGGER.info(String.format("CMP Servers configuration successfully loaded from file '%s'", path));
         } catch (IOException e) {
             LOGGER.error("Exception occurred during CMP Servers configuration loading: ", e);
         }
@@ -50,11 +49,6 @@ class CmpServersConfigLoader {
 
     private CmpServers loadConfigFromFile(String path) throws IOException {
         ObjectMapper objectMapper = new ObjectMapper();
-        URL resource = getClass().getClassLoader().getResource(path);
-        if (resource == null) {
-            throw new FileNotFoundException();
-        }
-        String configFilePath = resource.getFile();
-        return objectMapper.readValue(new File(configFilePath), CmpServers.class);
+        return objectMapper.readValue(new File(path), CmpServers.class);
     }
 }
diff --git a/certService/src/main/resources/application.properties b/certService/src/main/resources/application.properties
index b9ce108a..eab43c08 100644
--- a/certService/src/main/resources/application.properties
+++ b/certService/src/main/resources/application.properties
@@ -1,5 +1,10 @@
-#Actuator properties
+# Actuator configuration
 management.endpoints.enabled-by-default=false
 management.endpoint.health.enabled=true
-springdoc.swagger-ui.path=/docs
 springdoc.show-actuator=true
+
+# Swagger configuration
+springdoc.swagger-ui.path=/docs
+
+# AAF CertService app specific configuration
+app.config.path=/etc/onap/aaf/certservice
\ No newline at end of file
diff --git a/certService/src/main/resources/cmpServers.json b/certService/src/main/resources/cmpServers.json
deleted file mode 100644
index ee9e72b9..00000000
--- a/certService/src/main/resources/cmpServers.json
+++ /dev/null
@@ -1,24 +0,0 @@
-{
-  "cmpv2Servers": [
-    {
-      "caName": "TEST",
-      "url": "http://127.0.0.1/ejbca/publicweb/cmp/cmp",
-      "issuerDN": "CN=ManagementCA",
-      "caMode": "CLIENT",
-      "authentication": {
-        "iak": "xxx",
-        "rv": "yyy"
-      }
-    },
-    {
-      "caName": "TEST2",
-      "url": "http://127.0.0.1/ejbca/publicweb/cmp/cmpRA",
-      "issuerDN": "CN=ManagementCA2",
-      "caMode": "RA",
-      "authentication": {
-        "iak": "xxx",
-        "rv": "yyy"
-      }
-    }
-  ]
-}
\ No newline at end of file