Merge pull request #3376 from karalabe/drop-dao-flags

cmd: drop DAO related choice flags since ETC diverged

cmd/geth/dao_test.go

@@ -83,75 +83,28 @@ var daoGenesisForkBlock = big.NewInt(314)
 // TestDAOForkBlockNewChain tests that the DAO hard-fork number and the nodes support/opposition is correctly
 // set in the database after various initialization procedures and invocations.
 func TestDAOForkBlockNewChain(t *testing.T) {
-	for _, arg := range []struct {
+	for i, arg := range []struct {
 		testnet     bool
 		genesis     string
-		votes       [][2]bool
 		expectBlock *big.Int
 		expectVote  bool
 	}{
 		// Test DAO Default Mainnet
-		{false, "", [][2]bool{{false, false}}, params.MainNetDAOForkBlock, true},
+		{false, "", params.MainNetDAOForkBlock, true},
-		// test DAO Support Mainnet
-		{false, "", [][2]bool{{true, false}}, params.MainNetDAOForkBlock, true},
-		// test DAO Oppose Mainnet
-		{false, "", [][2]bool{{false, true}}, params.MainNetDAOForkBlock, false},
-		// test DAO Switch To Support Mainnet
-		{false, "", [][2]bool{{false, true}, {true, false}}, params.MainNetDAOForkBlock, true},
-		// test DAO Switch To Oppose Mainnet
-		{false, "", [][2]bool{{true, false}, {false, true}}, params.MainNetDAOForkBlock, false},
 		// test DAO Default Testnet
-		{true, "", [][2]bool{{false, false}}, params.TestNetDAOForkBlock, true},
+		{true, "", params.TestNetDAOForkBlock, true},
-		// test DAO Support Testnet
-		{true, "", [][2]bool{{true, false}}, params.TestNetDAOForkBlock, true},
-		// test DAO Oppose Testnet
-		{true, "", [][2]bool{{false, true}}, params.TestNetDAOForkBlock, false},
-		// test DAO Switch To Support Testnet
-		{true, "", [][2]bool{{false, true}, {true, false}}, params.TestNetDAOForkBlock, true},
-		// test DAO Switch To Oppose Testnet
-		{true, "", [][2]bool{{true, false}, {false, true}}, params.TestNetDAOForkBlock, false},
 		// test DAO Init Old Privnet
-		{false, daoOldGenesis, [][2]bool{}, nil, false},
+		{false, daoOldGenesis, nil, false},
-		// test DAO Default Old Privnet
-		{false, daoOldGenesis, [][2]bool{{false, false}}, nil, false},
-		// test DAO Support Old Privnet
-		{false, daoOldGenesis, [][2]bool{{true, false}}, nil, true},
-		// test DAO Oppose Old Privnet
-		{false, daoOldGenesis, [][2]bool{{false, true}}, nil, false},
-		// test DAO Switch To Support Old Privnet
-		{false, daoOldGenesis, [][2]bool{{false, true}, {true, false}}, nil, true},
-		// test DAO Switch To Oppose Old Privnet
-		{false, daoOldGenesis, [][2]bool{{true, false}, {false, true}}, nil, false},
-		// test DAO Init No Fork Privnet
-		{false, daoNoForkGenesis, [][2]bool{}, daoGenesisForkBlock, false},
 		// test DAO Default No Fork Privnet
-		{false, daoNoForkGenesis, [][2]bool{{false, false}}, daoGenesisForkBlock, false},
+		{false, daoNoForkGenesis, daoGenesisForkBlock, false},
-		// test DAO Support No Fork Privnet
-		{false, daoNoForkGenesis, [][2]bool{{true, false}}, daoGenesisForkBlock, true},
-		// test DAO Oppose No Fork Privnet
-		{false, daoNoForkGenesis, [][2]bool{{false, true}}, daoGenesisForkBlock, false},
-		// test DAO Switch To Support No Fork Privnet
-		{false, daoNoForkGenesis, [][2]bool{{false, true}, {true, false}}, daoGenesisForkBlock, true},
-		// test DAO Switch To Oppose No Fork Privnet
-		{false, daoNoForkGenesis, [][2]bool{{true, false}, {false, true}}, daoGenesisForkBlock, false},
-		// test DAO Init Pro Fork Privnet
-		{false, daoProForkGenesis, [][2]bool{}, daoGenesisForkBlock, true},
 		// test DAO Default Pro Fork Privnet
-		{false, daoProForkGenesis, [][2]bool{{false, false}}, daoGenesisForkBlock, true},
+		{false, daoProForkGenesis, daoGenesisForkBlock, true},
-		// test DAO Support Pro Fork Privnet
-		{false, daoProForkGenesis, [][2]bool{{true, false}}, daoGenesisForkBlock, true},
-		// test DAO Oppose Pro Fork Privnet
-		{false, daoProForkGenesis, [][2]bool{{false, true}}, daoGenesisForkBlock, false},
-		// test DAO Switch To Support Pro Fork Privnet
-		{false, daoProForkGenesis, [][2]bool{{false, true}, {true, false}}, daoGenesisForkBlock, true},
-		// test DAO Switch To Oppose Pro Fork Privnet
-		{false, daoProForkGenesis, [][2]bool{{true, false}, {false, true}}, daoGenesisForkBlock, false},
 	} {
-		testDAOForkBlockNewChain(t, arg.testnet, arg.genesis, arg.votes, arg.expectBlock, arg.expectVote)
+		testDAOForkBlockNewChain(t, i, arg.testnet, arg.genesis, arg.expectBlock, arg.expectVote)
 	}
 }
 
-func testDAOForkBlockNewChain(t *testing.T, testnet bool, genesis string, votes [][2]bool, expectBlock *big.Int, expectVote bool) {
+func testDAOForkBlockNewChain(t *testing.T, test int, testnet bool, genesis string, expectBlock *big.Int, expectVote bool) {
 	// Create a temporary data directory to use and inspect later
 	datadir := tmpdir(t)
 	defer os.RemoveAll(datadir)
@@ -160,21 +113,15 @@ func testDAOForkBlockNewChain(t *testing.T, testnet bool, genesis string, votes
 	if genesis != "" {
 		json := filepath.Join(datadir, "genesis.json")
 		if err := ioutil.WriteFile(json, []byte(genesis), 0600); err != nil {
-			t.Fatalf("failed to write genesis file: %v", err)
+			t.Fatalf("test %d: failed to write genesis file: %v", test, err)
 		}
 		runGeth(t, "--datadir", datadir, "init", json).cmd.Wait()
-	}
+	} else {
-	for _, vote := range votes {
+		// Force chain initialization
 		args := []string{"--port", "0", "--maxpeers", "0", "--nodiscover", "--nat", "none", "--ipcdisable", "--datadir", datadir}
 		if testnet {
 			args = append(args, "--testnet")
 		}
-		if vote[0] {
-			args = append(args, "--support-dao-fork")
-		}
-		if vote[1] {
-			args = append(args, "--oppose-dao-fork")
-		}
 		geth := runGeth(t, append(args, []string{"--exec", "2+2", "console"}...)...)
 		geth.cmd.Wait()
 	}
@@ -185,7 +132,7 @@ func testDAOForkBlockNewChain(t *testing.T, testnet bool, genesis string, votes
 	}
 	db, err := ethdb.NewLDBDatabase(path, 0, 0)
 	if err != nil {
-		t.Fatalf("failed to open test database: %v", err)
+		t.Fatalf("test %d: failed to open test database: %v", test, err)
 	}
 	defer db.Close()
 
@@ -198,20 +145,20 @@ func testDAOForkBlockNewChain(t *testing.T, testnet bool, genesis string, votes
 	}
 	config, err := core.GetChainConfig(db, genesisHash)
 	if err != nil {
-		t.Errorf("failed to retrieve chain config: %v", err)
+		t.Errorf("test %d: failed to retrieve chain config: %v", test, err)
 		return // we want to return here, the other checks can't make it past this point (nil panic).
 	}
 	// Validate the DAO hard-fork block number against the expected value
 	if config.DAOForkBlock == nil {
 		if expectBlock != nil {
-			t.Errorf("dao hard-fork block mismatch: have nil, want %v", expectBlock)
+			t.Errorf("test %d: dao hard-fork block mismatch: have nil, want %v", test, expectBlock)
 		}
 	} else if expectBlock == nil {
-		t.Errorf("dao hard-fork block mismatch: have %v, want nil", config.DAOForkBlock)
+		t.Errorf("test %d: dao hard-fork block mismatch: have %v, want nil", test, config.DAOForkBlock)
 	} else if config.DAOForkBlock.Cmp(expectBlock) != 0 {
-		t.Errorf("dao hard-fork block mismatch: have %v, want %v", config.DAOForkBlock, expectBlock)
+		t.Errorf("test %d: dao hard-fork block mismatch: have %v, want %v", test, config.DAOForkBlock, expectBlock)
 	}
 	if config.DAOForkSupport != expectVote {
-		t.Errorf("dao hard-fork support mismatch: have %v, want %v", config.DAOForkSupport, expectVote)
+		t.Errorf("test %d: dao hard-fork support mismatch: have %v, want %v", test, config.DAOForkSupport, expectVote)
 	}
 }

cmd/geth/main.go

@@ -140,8 +140,6 @@ participating.
 		utils.MaxPendingPeersFlag,
 		utils.EtherbaseFlag,
 		utils.GasPriceFlag,
-		utils.SupportDAOFork,
-		utils.OpposeDAOFork,
 		utils.MinerThreadsFlag,
 		utils.MiningEnabledFlag,
 		utils.AutoDAGFlag,

cmd/utils/flags.go

@@ -177,15 +177,6 @@ var (
 		Usage: "Number of trie node generations to keep in memory",
 		Value: int(state.MaxTrieCacheGen),
 	}
-	// Fork settings
-	SupportDAOFork = cli.BoolFlag{
-		Name:  "support-dao-fork",
-		Usage: "Updates the chain rules to support the DAO hard-fork",
-	}
-	OpposeDAOFork = cli.BoolFlag{
-		Name:  "oppose-dao-fork",
-		Usage: "Updates the chain rules to oppose the DAO hard-fork",
-	}
 	// Miner settings
 	MiningEnabledFlag = cli.BoolFlag{
 		Name:  "mine",
@@ -901,13 +892,6 @@ func MakeChainConfigFromDb(ctx *cli.Context, db ethdb.Database) *params.ChainCon
 			config.ChainId = params.MainNetChainID
 		}
 	}
-	// Force override any existing configs if explicitly requested
-	switch {
-	case ctx.GlobalBool(SupportDAOFork.Name):
-		config.DAOForkSupport = true
-	case ctx.GlobalBool(OpposeDAOFork.Name):
-		config.DAOForkSupport = false
-	}
 	return config
 }