Add example nested network config

backend/src/__fixtures__/mempool-config.template.json

@@ -1,4 +1,14 @@
 {
+  "NETWORKS": {
+    "TESTNET": {
+      "ENABLED": true,
+      "WEIGHT": "__NETWORKS_TESTNET_WEIGHT__"
+    },
+    "MAINNET": {
+      "ENABLED": true,
+      "WEIGHT": "__NETWORKS_MAINNET_WEIGHT__"
+    }
+  },
   "MEMPOOL": {
     "ENABLED": true,
     "OFFICIAL": false,

backend/src/__tests__/config.test.ts

@@ -157,6 +157,17 @@ describe('Mempool Backend Config', () => {
         PAID: false,
         API_KEY: '',
       });
+
+      expect(config.NETWORKS).toStrictEqual({
+        MAINNET: {
+          ENABLED: true,
+          WEIGHT: 'foo'
+        },
+        TESTNET: {
+          ENABLED: false,
+          WEIGHT: 'bar'
+        }
+      })
     });
   });
 
@@ -190,6 +201,8 @@ describe('Mempool Backend Config', () => {
       expect(config.MEMPOOL_SERVICES).toStrictEqual(fixture.MEMPOOL_SERVICES);
 
       expect(config.REDIS).toStrictEqual(fixture.REDIS);
+      
+      expect(config.NETWORKS).toStrictEqual(fixture.NETWORKS);
     });
   });
 
@@ -197,6 +210,22 @@ describe('Mempool Backend Config', () => {
     jest.isolateModules(() => {
       const startSh = fs.readFileSync(`${__dirname}/../../../docker/backend/start.sh`, 'utf-8');
       const fixture = JSON.parse(fs.readFileSync(`${__dirname}/../__fixtures__/mempool-config.template.json`, 'utf8'));
+      
+      function generateKeys(obj, prefix = '') {
+        let keys: string[] = [];
+      
+        for (const key in obj) {
+          if (obj.hasOwnProperty(key)) {
+            const newPrefix = prefix ? `${prefix}_${key}` : key;
+            if (typeof obj[key] === 'object' && obj[key] !== null) {
+              keys = keys.concat(generateKeys(obj[key], newPrefix));
+            } else {
+              keys.push(`${newPrefix}`);
+            }
+          }
+        }
+        return keys;
+      }
 
       function parseJson(jsonObj, root?) {
         for (const [key, value] of Object.entries(jsonObj)) {
@@ -208,6 +237,31 @@ describe('Mempool Backend Config', () => {
             continue;
           }
 
+          if (root === 'NETWORKS') {
+            const keys = generateKeys(value);
+            keys.forEach(item => {
+              const replaceStr = `__${root}_${key}_${item}__`;
+              const envVarStr = `${root}_${key}_${item}`;
+
+              let defaultEntry = replaceStr + '=' + '\\${' + envVarStr + ':=(.*)' + '}';
+              if (process.env.CI) {
+               console.log(`looking for ${defaultEntry} in the start.sh script`);
+              }
+
+             const re = new RegExp(defaultEntry);
+             expect(startSh).toMatch(re);
+
+             const sedStr = 'sed -i "s!' + replaceStr + '!${' + replaceStr + '}!g" mempool-config.json';
+             if (process.env.CI) {
+               console.log(`looking for ${sedStr} in the start.sh script`);
+             }
+             expect(startSh).toContain(sedStr);
+
+
+            });
+            continue;
+          }
+
           if (root) {
               //The flattened string, i.e, __MEMPOOL_ENABLED__
               const replaceStr = `${root ? '__' + root + '_' : '__'}${key}__`;
@@ -264,6 +318,8 @@ describe('Mempool Backend Config', () => {
                 const replaceStr = `${root ? '__' + root + '_' : '__'}${key}__`;
                 expect(dockerJson).toContain(`"${key}": ${replaceStr}`);
                 break;
+              } else if (typeof value === 'object') {
+                break;
               } else {
                 //Check for top level config keys
                 expect(dockerJson).toContain(`"${key}"`);

backend/src/config.ts

@@ -160,6 +160,16 @@ interface IConfig {
     PAID: boolean;
     API_KEY: string;
   },
+  NETWORKS: {
+    MAINNET: {
+      ENABLED: boolean;
+      WEIGHT: 'foo';
+    },
+    TESTNET: {
+      ENABLED: boolean;
+      WEIGHT: 'bar'
+    }
+  };
 }
 
 const defaults: IConfig = {
@@ -320,6 +330,16 @@ const defaults: IConfig = {
     'PAID': false,
     'API_KEY': '',
   },
+  'NETWORKS': {
+    'MAINNET': {
+      'ENABLED': true,
+      'WEIGHT': 'foo',
+    },
+    'TESTNET': {
+      'ENABLED': false,
+      'WEIGHT': 'bar'
+    }
+  }
 };
 
 class Config implements IConfig {
@@ -341,6 +361,7 @@ class Config implements IConfig {
   MEMPOOL_SERVICES: IConfig['MEMPOOL_SERVICES'];
   REDIS: IConfig['REDIS'];
   FIAT_PRICE: IConfig['FIAT_PRICE'];
+  NETWORKS: IConfig['NETWORKS'];
 
   constructor() {
     const configs = this.merge(configFromFile, defaults);
@@ -362,6 +383,7 @@ class Config implements IConfig {
     this.MEMPOOL_SERVICES = configs.MEMPOOL_SERVICES;
     this.REDIS = configs.REDIS;
     this.FIAT_PRICE = configs.FIAT_PRICE;
+    this.NETWORKS = configs.NETWORKS;
   }
 
   merge = (...objects: object[]): IConfig => {

docker/backend/mempool-config.json

@@ -155,5 +155,15 @@
     "ENABLED": __FIAT_PRICE_ENABLED__,
     "PAID": __FIAT_PRICE_PAID__,
     "API_KEY": "__FIAT_PRICE_API_KEY__"
+  },
+  "NETWORKS": {
+    "MAINNET": {
+      "ENABLED": __NETWORKS_MAINNET_ENABLED__,
+      "WEIGHT": "__NETWORKS_MAINNET_WEIGHT__,"
+    },
+    "TESTNET": {
+      "ENABLED": __NETWORKS_TESTNET_ENABLED__,
+      "WEIGHT": "__NETWORKS_TESTNET_WEIGHT__"
+    }
   }
 }

docker/backend/start.sh

@@ -157,6 +157,12 @@ __FIAT_PRICE_ENABLED__=${FIAT_PRICE_ENABLED:=true}
 __FIAT_PRICE_PAID__=${FIAT_PRICE_PAID:=false}
 __FIAT_PRICE_API_KEY__=${FIAT_PRICE_API_KEY:=""}
 
+# NETWORKS
+__NETWORKS_TESTNET_ENABLED__=${NETWORKS_TESTNET_ENABLED:=true}
+__NETWORKS_TESTNET_WEIGHT__=${NETWORKS_TESTNET_WEIGHT:="0.1"}
+__NETWORKS_MAINNET_ENABLED__=${NETWORKS_MAINNET_ENABLED:=true}
+__NETWORKS_MAINNET_WEIGHT__=${NETWORKS_MAINNET_WEIGHT:="0.2"}
+
 mkdir -p "${__MEMPOOL_CACHE_DIR__}"
 
 sed -i "s!__MEMPOOL_NETWORK__!${__MEMPOOL_NETWORK__}!g" mempool-config.json
@@ -306,4 +312,10 @@ sed -i "s!__FIAT_PRICE_ENABLED__!${__FIAT_PRICE_ENABLED__}!g" mempool-config.jso
 sed -i "s!__FIAT_PRICE_PAID__!${__FIAT_PRICE_PAID__}!g" mempool-config.json
 sed -i "s!__FIAT_PRICE_API_KEY__!${__FIAT_PRICE_API_KEY__}!g" mempool-config.json
 
+# NETWORKS
+sed -i "s!__NETWORKS_TESTNET_ENABLED__!${__NETWORKS_TESTNET_ENABLED__}!g" mempool-config.json
+sed -i "s!__NETWORKS_TESTNET_WEIGHT__!${__NETWORKS_TESTNET_WEIGHT__}!g" mempool-config.json
+sed -i "s!__NETWORKS_MAINNET_ENABLED__!${__NETWORKS_MAINNET_ENABLED__}!g" mempool-config.json
+sed -i "s!__NETWORKS_MAINNET_WEIGHT__!${__NETWORKS_MAINNET_WEIGHT__}!g" mempool-config.json
+
 node /backend/package/index.js