Adapt Forez groups specification for Microservices

config.yaml

@@ -81,5 +81,4 @@ admin-url: http://localhost:3001
 # This option allows to enable some extra features for these groups
 #
 # In most cases you should not have to specify this information
-forez_groups:
-  - 32
+forez_groups: 32

src/data/config.rs

@@ -140,6 +140,16 @@ impl Config {
             })
         };
 
+        let forez_groups = match &parsed["forez_groups"] {
+            Yaml::BadValue => vec![],
+            _ => {
+                Self::yaml_str(parsed, "forez_groups")
+                    .split(",")
+                    .map(|f| GroupID::new(f.trim().parse::<u64>().unwrap()))
+                    .collect()
+            }
+        };
+
         let conf = Config {
             port: Config::yaml_u64(parsed, "server-port"),
             listen_address: Config::yaml_str(parsed, "server-address"),
@@ -173,12 +183,7 @@ impl Config {
 
             admin_url: Self::yaml_str(parsed, "admin-url"),
 
-            forez_groups: parsed["forez_groups"]
-                .as_vec()
-                .unwrap_or(&vec![])
-                .iter()
-                .map(|f| GroupID::new(f.as_i64().unwrap() as u64))
-                .collect(),
+            forez_groups,
         };
 
         // Save new configuration in memory