make genesis block configurable. fixes #41

.gitignore

@@ -1,2 +1,3 @@
 node_modules
 TODO
+.node-xmlhttprequest-sync-*

boilerplate/config/blockchain.yml

@@ -3,6 +3,7 @@ development:
   rpc_port: 8101
   rpc_whitelist: "*"
   minerthreads: 1
+  genesis_block: config/genesis.json
   datadir: /tmp/embark
   mine_when_needed: true
   gas_limit: 500000
@@ -20,7 +21,7 @@ staging:
   console: true
   account:
     init: false
-    address: 
+    address:
 production:
   rpc_host: localhost
   rpc_port: 8101
@@ -30,4 +31,4 @@ production:
   console: true
   account:
     init: false
-    address: 
+    address:

boilerplate/config/genesis.json

@@ -0,0 +1,12 @@
+{
+    "nonce": "0x0000000000000042",
+    "difficulty": "0x40000",
+    "alloc": {
+    },
+    "mixhash": "0x0000000000000000000000000000000000000000000000000000000000000000",
+    "coinbase": "0x0000000000000000000000000000000000000000",
+    "timestamp": "0x00",
+    "parentHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
+    "extraData": "0x",
+    "gasLimit": "0x4c4b40"
+}

demo/config/blockchain.yml

@@ -3,6 +3,7 @@ development:
   rpc_port: 8101
   rpc_whitelist: "*"
   minerthreads: 1
+  genesis_block: config/genesis.json
   datadir: /tmp/embark
   mine_when_needed: true
   gas_limit: 500000
@@ -20,7 +21,7 @@ staging:
   console: true
   account:
     init: false
-    address: 
+    address:
 production:
   rpc_host: localhost
   rpc_port: 8101
@@ -30,4 +31,4 @@ production:
   console: true
   account:
     init: false
-    address: 
+    address:

demo/config/genesis.json

@@ -0,0 +1,12 @@
+{
+    "nonce": "0x0000000000000042",
+    "difficulty": "0x40000",
+    "alloc": {
+    },
+    "mixhash": "0x0000000000000000000000000000000000000000000000000000000000000000",
+    "coinbase": "0x0000000000000000000000000000000000000000",
+    "timestamp": "0x00",
+    "parentHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
+    "extraData": "0x",
+    "gasLimit": "0x4c4b40"
+}

demo_meteor/config/blockchain.yml

@@ -3,6 +3,7 @@ development:
   rpc_port: 8101
   rpc_whitelist: "*"
   minerthreads: 1
+  genesis_block: config/genesis.json
   datadir: /tmp/embark
   mine_when_needed: true
   gas_limit: 500000
@@ -20,4 +21,4 @@ staging:
   console: true
   account:
     init: false
-    address: 
+    address:

demo_meteor/config/genesis.json

@@ -0,0 +1,12 @@
+{
+    "nonce": "0x0000000000000042",
+    "difficulty": "0x40000",
+    "alloc": {
+    },
+    "mixhash": "0x0000000000000000000000000000000000000000000000000000000000000000",
+    "coinbase": "0x0000000000000000000000000000000000000000",
+    "timestamp": "0x00",
+    "parentHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
+    "extraData": "0x",
+    "gasLimit": "0x4c4b40"
+}

lib/blockchain.js

@@ -25,6 +25,9 @@ Blockchain.prototype.generate_basic_command = function() {
   }
 
   cmd += "--mine ";
+  if (config.genesisBlock !== void 0) {
+    cmd += "--genesis=\"" + config.genesisBlock + "\" ";
+  }
 
   //TODO: this should be configurable
   cmd += "--maxpeers 0 ";
@@ -96,4 +99,3 @@ Blockchain.prototype.startChain = function(use_tmp) {
 }
 
 module.exports = Blockchain
-

lib/config/blockchain.js

@@ -38,6 +38,7 @@ BlockchainConfig.prototype.config = function(env) {
     gasPrice: config.gas_price || 10000000000000,
     rpcWhitelist: config.rpc_whitelist,
     minerthreads: config.minerthreads,
+    genesisBlock: config.genesis_block,
     datadir: config.datadir,
     networkId: networkId,
     port: config.port || "30303",
@@ -50,4 +51,3 @@ BlockchainConfig.prototype.config = function(env) {
 };
 
 module.exports = BlockchainConfig;
-

test/blockchain.js

@@ -10,7 +10,7 @@ describe('embark.blockchain', function() {
     var blockchain = new Blockchain(blockchainConfig);
 
     it('should return correct cmd', function() {
-      assert.strictEqual(blockchain.generate_basic_command(), "geth --datadir=\"/tmp/embark\" --logfile=\"/tmp/embark.log\" --port 30303 --rpc --rpcport 8101 --networkid "+blockchainConfig.networkId+" --rpccorsdomain \"*\" --minerthreads \"1\" --mine --maxpeers 0 --password config/password ");
+      assert.strictEqual(blockchain.generate_basic_command(), "geth --datadir=\"/tmp/embark\" --logfile=\"/tmp/embark.log\" --port 30303 --rpc --rpcport 8101 --networkid "+blockchainConfig.networkId+" --rpccorsdomain \"*\" --minerthreads \"1\" --mine --genesis=\"config/genesis.json\" --maxpeers 0 --password config/password ");
     });
   });
 

test/config.blockchain.js

@@ -41,6 +41,7 @@ describe('embark.config.blockchain', function() {
           rpc_whitelist: "*",
           network_id: 0,
           minerthreads: 1,
+          genesis_block: 'config/genesis.json',
           datadir: '/tmp/embark',
           mine_when_needed: true,
           gas_limit: 123,
@@ -63,6 +64,7 @@ describe('embark.config.blockchain', function() {
         gasPrice: 100,
         rpcWhitelist: "*",
         minerthreads: 1,
+        genesisBlock: 'config/genesis.json',
         datadir: '/tmp/embark',
         networkId: 0,
         port: "30303",
@@ -103,6 +105,7 @@ describe('embark.config.blockchain', function() {
         gasPrice: 10000000000000,
         rpcWhitelist: "*",
         minerthreads: 1,
+        genesisBlock: undefined,
         datadir: '/tmp/embark',
         networkId: 0,
         port: "30303",
@@ -122,4 +125,3 @@ describe('embark.config.blockchain', function() {
   });
 
 });
-

test/support/blockchain.yml

@@ -3,6 +3,7 @@ development:
   rpc_port: 8101
   rpc_whitelist: "*"
   minerthreads: 1
+  genesis_block: config/genesis.json
   datadir: /tmp/embark
   mine_when_needed: true
   gas_limit: 500000
@@ -20,4 +21,4 @@ staging:
   console: true
   account:
     init: false
-    address: 
+    address: