diff --git a/.travis.yml b/.travis.yml index 21c15068b..4659503e9 100644 --- a/.travis.yml +++ b/.travis.yml @@ -1,17 +1,18 @@ language: go go: - - tip + - 1.4.1 before_install: - - sudo add-apt-repository ppa:ubuntu-sdk-team/ppa -y + - sudo add-apt-repository ppa:beineri/opt-qt54 -y - sudo apt-get update -qq - - sudo apt-get install -yqq libgmp3-dev qtbase5-private-dev qtdeclarative5-private-dev libqt5opengl5-dev libreadline6-dev + - sudo apt-get install -yqq libgmp3-dev libreadline6-dev qt54quickcontrols qt54webengine install: - go get code.google.com/p/go.tools/cmd/goimports - go get github.com/golang/lint/golint # - go get golang.org/x/tools/cmd/vet - if ! go get code.google.com/p/go.tools/cmd/cover; then go get golang.org/x/tools/cmd/cover; fi - go get github.com/mattn/goveralls - - ETH_DEPS=$(go list -f '{{.Imports}} {{.TestImports}} {{.XTestImports}}' github.com/ethereum/go-ethereum/... | sed -e 's/\[//g' | sed -e 's/\]//g' | sed -e 's/C //g'); if [ "$ETH_DEPS" ]; then go get $ETH_DEPS; fi + - go get -d github.com/obscuren/qml && cd $HOME/gopath/src/github.com/obscuren/qml && git checkout v1 && cd $TRAVIS_BUILD_DIR + - ETH_DEPS=$(go list -f '{{.Imports}} {{.TestImports}} {{.XTestImports}}' github.com/ethereum/go-ethereum/... | sed -e 's/\[//g' | sed -e 's/\]//g' | sed -e 's/C //g'); if [ "$ETH_DEPS" ]; then go get -d $ETH_DEPS; fi before_script: - gofmt -l -w . - goimports -l -w . @@ -19,7 +20,10 @@ before_script: # - go vet ./... # - go test -race ./... script: - - ./gocoverage.sh + - ./gocoverage.sh && if [ "$COVERALLS_TOKEN" ]; then goveralls -coverprofile=profile.cov -service=travis-ci -repotoken $COVERALLS_TOKEN; fi env: - - secure: "U2U1AmkU4NJBgKR/uUAebQY87cNL0+1JHjnLOmmXwxYYyj5ralWb1aSuSH3qSXiT93qLBmtaUkuv9fberHVqrbAeVlztVdUsKAq7JMQH+M99iFkC9UiRMqHmtjWJ0ok4COD1sRYixxi21wb/JrMe3M1iL4QJVS61iltjHhVdM64=" + global: + - PKG_CONFIG_PATH=/opt/qt54/lib/pkgconfig + - LD_LIBRARY_PATH=/opt/qt54/lib + - secure: "U2U1AmkU4NJBgKR/uUAebQY87cNL0+1JHjnLOmmXwxYYyj5ralWb1aSuSH3qSXiT93qLBmtaUkuv9fberHVqrbAeVlztVdUsKAq7JMQH+M99iFkC9UiRMqHmtjWJ0ok4COD1sRYixxi21wb/JrMe3M1iL4QJVS61iltjHhVdM64=" diff --git a/Dockerfile b/Dockerfile index 82ce9f7fc..6e29a638d 100644 --- a/Dockerfile +++ b/Dockerfile @@ -3,39 +3,35 @@ FROM ubuntu:14.04 ## Environment setup ENV HOME /root ENV GOPATH /root/go -ENV PATH /go/bin:/root/go/bin:/usr/local/go/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games +ENV PATH /golang/bin:/root/go/bin:/usr/local/go/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games +ENV PKG_CONFIG_PATH /opt/qt54/lib/pkgconfig RUN mkdir -p /root/go ENV DEBIAN_FRONTEND noninteractive ## Install base dependencies RUN apt-get update && apt-get upgrade -y -RUN apt-get install -y git mercurial build-essential software-properties-common pkg-config libgmp3-dev libreadline6-dev libpcre3-dev libpcre++-dev +RUN apt-get install -y git mercurial build-essential software-properties-common pkg-config libgmp3-dev libreadline6-dev libpcre3-dev libpcre++-dev mesa-common-dev libglu1-mesa-dev -## Build and install Go -RUN hg clone -u release https://code.google.com/p/go -RUN cd go && hg update go1.4 -RUN cd go/src && ./all.bash && go version - -## Install GUI dependencies -RUN add-apt-repository ppa:ubuntu-sdk-team/ppa -y +## Install Qt5.4 dependencies from PPA +RUN add-apt-repository ppa:beineri/opt-qt54-trusty -y RUN apt-get update -y -RUN apt-get install -y qtbase5-private-dev qtdeclarative5-private-dev libqt5opengl5-dev +RUN apt-get install -y qt54quickcontrols qt54webengine -## Fetch and install serpent-go -RUN go get -v -d github.com/ethereum/serpent-go -WORKDIR $GOPATH/src/github.com/ethereum/serpent-go -# RUN git checkout master -RUN git submodule update --init -RUN go install -v +## Build and install latest Go +RUN git clone https://go.googlesource.com/go golang +RUN cd golang && git checkout go1.4.1 +RUN cd golang/src && ./make.bash && go version -# Fetch and install go-ethereum -RUN go get -v -d github.com/ethereum/go-ethereum/... +# this is a workaround, to make sure that docker's cache is invalidated whenever the git repo changes +ADD https://api.github.com/repos/ethereum/go-ethereum/git/refs/heads/develop file_does_not_exist + +## Fetch and install go-ethereum +RUN go get -u -v -d github.com/ethereum/go-ethereum/... WORKDIR $GOPATH/src/github.com/ethereum/go-ethereum -# RUN git checkout develop RUN ETH_DEPS=$(go list -f '{{.Imports}} {{.TestImports}} {{.XTestImports}}' github.com/ethereum/go-ethereum/... | sed -e 's/\[//g' | sed -e 's/\]//g' | sed -e 's/C //g'); if [ "$ETH_DEPS" ]; then go get $ETH_DEPS; fi RUN go install -v ./cmd/ethereum -# Run JSON RPC +## Run & expose JSON RPC ENTRYPOINT ["ethereum", "-rpc=true", "-rpcport=8080"] EXPOSE 8080 diff --git a/README.md b/README.md index d6b0e312f..70bb058dd 100644 --- a/README.md +++ b/README.md @@ -1,19 +1,18 @@ +## Ethereum Go + +Ethereum Go Client © 2014 Jeffrey Wilcke. + + | Linux | OSX | Windows +----------|---------|-----|-------- +develop | [![Build+Status](http://build.ethdev.com/buildstatusimage?builder=Linux%20Go%20develop%20branch)](http://build.ethdev.com/builders/Linux%20Go%20develop%20branch/builds/-1) | [![Build+Status](http://build.ethdev.com/buildstatusimage?builder=Linux%20Go%20develop%20branch)](http://build.ethdev.com/builders/OSX%20Go%20develop%20branch/builds/-1) | N/A +master | [![Build+Status](http://build.ethdev.com/buildstatusimage?builder=Linux%20Go%20master%20branch)](http://build.ethdev.com/builders/Linux%20Go%20master%20branch/builds/-1) | [![Build+Status](http://build.ethdev.com/buildstatusimage?builder=OSX%20Go%20master%20branch)](http://build.ethdev.com/builders/OSX%20Go%20master%20branch/builds/-1) | N/A + [![Bugs](https://badge.waffle.io/ethereum/go-ethereum.png?label=bug&title=Bugs)](https://waffle.io/ethereum/go-ethereum) [![Stories in Ready](https://badge.waffle.io/ethereum/go-ethereum.png?label=ready&title=Ready)](https://waffle.io/ethereum/go-ethereum) [![Stories in Progress](https://badge.waffle.io/ethereum/go-ethereum.svg?label=in%20progress&title=In Progress)](http://waffle.io/ethereum/go-ethereum) [![Gitter](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/ethereum/go-ethereum?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge) -Ethereum PoC-8 -======== - -* [![Build Status](http://build.ethdev.com/buildstatusimage?builder=Linux%20Go%20master%20branch)](http://build.ethdev.com:8010/builders/Linux%20Go%20master%20branch/builds/-1) master -* [![Build Status](http://build.ethdev.com/buildstatusimage?builder=Linux%20Go%20develop%20branch)](http://build.ethdev.com:8010/builders/Linux%20Go%20develop%20branch/builds/-1) develop -* [![Travis-ci](https://api.travis-ci.org/ethereum/go-ethereum.svg)](https://travis-ci.org/ethereum/go-ethereum) travis-ci -* [![Coverage Status](https://coveralls.io/repos/ethereum/go-ethereum/badge.png?branch=tests)](https://coveralls.io/r/ethereum/go-ethereum?branch=tests) - -Ethereum Go Client © 2014 Jeffrey Wilcke. - Build ===== @@ -30,7 +29,7 @@ For further, detailed, build instruction please see the [Wiki](https://github.co Automated (dev) builds ====================== -* [[OS X](http://build.ethdev.com/builds/OSX%20Go%20develop%20branch/latest/app/)] +* [[OS X](http://build.ethdev.com/builds/OSX%20Go%20develop%20branch/Mist-OSX-latest.dmg)] * [Windows] Coming soon™ * [Linux] Coming soon™ @@ -48,6 +47,7 @@ Go Ethereum comes with several binaries found in 10000 -price 0 -dump`. See `-h` for a detailed description. * `rlpdump` converts a rlp stream to `interface{}`. * `peerserver` simple P2P (noi-ethereum) peer server. +* `disasm` disassembles EVM code: `echo "6001" | disasm` General command line options ============================ @@ -103,7 +103,7 @@ Style](http://golang.org/doc/effective_go.html#formatting). Unless structs fields are supposed to be directly accesible, provide Getters and hide the fields through Go's exporting facility. -When you comment put meaningfull comments. Describe in detail what you +When you comment put meaningful comments. Describe in detail what you want to achieve. *wrong* diff --git a/accounts/abi/abi.go b/accounts/abi/abi.go new file mode 100644 index 000000000..067381a48 --- /dev/null +++ b/accounts/abi/abi.go @@ -0,0 +1,155 @@ +package abi + +import ( + "encoding/json" + "fmt" + "io" + "strings" + + "github.com/ethereum/go-ethereum/crypto" +) + +// Callable method given a `Name` and whether the method is a constant. +// If the method is `Const` no transaction needs to be created for this +// particular Method call. It can easily be simulated using a local VM. +// For example a `Balance()` method only needs to retrieve something +// from the storage and therefor requires no Tx to be send to the +// network. A method such as `Transact` does require a Tx and thus will +// be flagged `true`. +// Input specifies the required input parameters for this gives method. +type Method struct { + Name string + Const bool + Input []Argument + Return Type // not yet implemented +} + +// Returns the methods string signature according to the ABI spec. +// +// Example +// +// function foo(uint32 a, int b) = "foo(uint32,int256)" +// +// Please note that "int" is substitute for its canonical representation "int256" +func (m Method) String() (out string) { + out += m.Name + types := make([]string, len(m.Input)) + i := 0 + for _, input := range m.Input { + types[i] = input.Type.String() + i++ + } + out += "(" + strings.Join(types, ",") + ")" + + return +} + +func (m Method) Id() []byte { + return crypto.Sha3([]byte(m.String()))[:4] +} + +// Argument holds the name of the argument and the corresponding type. +// Types are used when packing and testing arguments. +type Argument struct { + Name string + Type Type +} + +func (a *Argument) UnmarshalJSON(data []byte) error { + var extarg struct { + Name string + Type string + } + err := json.Unmarshal(data, &extarg) + if err != nil { + return fmt.Errorf("argument json err: %v", err) + } + + a.Type, err = NewType(extarg.Type) + if err != nil { + return err + } + a.Name = extarg.Name + + return nil +} + +// The ABI holds information about a contract's context and available +// invokable methods. It will allow you to type check function calls and +// packs data accordingly. +type ABI struct { + Methods map[string]Method +} + +// tests, tests whether the given input would result in a successful +// call. Checks argument list count and matches input to `input`. +func (abi ABI) pack(name string, args ...interface{}) ([]byte, error) { + method := abi.Methods[name] + + var ret []byte + for i, a := range args { + input := method.Input[i] + + packed, err := input.Type.pack(a) + if err != nil { + return nil, fmt.Errorf("`%s` %v", name, err) + } + ret = append(ret, packed...) + + } + + return ret, nil +} + +// Pack the given method name to conform the ABI. Method call's data +// will consist of method_id, args0, arg1, ... argN. Method id consists +// of 4 bytes and arguments are all 32 bytes. +// Method ids are created from the first 4 bytes of the hash of the +// methods string signature. (signature = baz(uint32,string32)) +func (abi ABI) Pack(name string, args ...interface{}) ([]byte, error) { + method, exist := abi.Methods[name] + if !exist { + return nil, fmt.Errorf("method '%s' not found", name) + } + + // start with argument count match + if len(args) != len(method.Input) { + return nil, fmt.Errorf("argument count mismatch: %d for %d", len(args), len(method.Input)) + } + + arguments, err := abi.pack(name, args...) + if err != nil { + return nil, err + } + + // Set function id + packed := abi.Methods[name].Id() + packed = append(packed, arguments...) + + return packed, nil +} + +func (abi *ABI) UnmarshalJSON(data []byte) error { + var methods []Method + if err := json.Unmarshal(data, &methods); err != nil { + return err + } + + abi.Methods = make(map[string]Method) + for _, method := range methods { + abi.Methods[method.Name] = method + } + + return nil +} + +func JSON(reader io.Reader) (ABI, error) { + dec := json.NewDecoder(reader) + + var abi ABI + if err := dec.Decode(&abi); err != nil { + return ABI{}, err + } + + return abi, nil +} diff --git a/accounts/abi/abi_test.go b/accounts/abi/abi_test.go new file mode 100644 index 000000000..f47fa80f0 --- /dev/null +++ b/accounts/abi/abi_test.go @@ -0,0 +1,330 @@ +package abi + +import ( + "bytes" + "math/big" + "reflect" + "strings" + "testing" + + "github.com/ethereum/go-ethereum/crypto" +) + +const jsondata = ` +[ + { "name" : "balance", "const" : true }, + { "name" : "send", "const" : false, "input" : [ { "name" : "amount", "type" : "uint256" } ] } +]` + +const jsondata2 = ` +[ + { "name" : "balance", "const" : true }, + { "name" : "send", "const" : false, "input" : [ { "name" : "amount", "type" : "uint256" } ] }, + { "name" : "test", "const" : false, "input" : [ { "name" : "number", "type" : "uint32" } ] }, + { "name" : "string", "const" : false, "input" : [ { "name" : "input", "type" : "string" } ] }, + { "name" : "bool", "const" : false, "input" : [ { "name" : "input", "type" : "bool" } ] }, + { "name" : "address", "const" : false, "input" : [ { "name" : "input", "type" : "address" } ] }, + { "name" : "string32", "const" : false, "input" : [ { "name" : "input", "type" : "string32" } ] }, + { "name" : "uint64[2]", "const" : false, "input" : [ { "name" : "input", "type" : "uint64[2]" } ] }, + { "name" : "uint64[]", "const" : false, "input" : [ { "name" : "input", "type" : "uint64[]" } ] }, + { "name" : "foo", "const" : false, "input" : [ { "name" : "input", "type" : "uint32" } ] }, + { "name" : "bar", "const" : false, "input" : [ { "name" : "input", "type" : "uint32" }, { "name" : "string", "type" : "uint16" } ] }, + { "name" : "slice", "const" : false, "input" : [ { "name" : "input", "type" : "uint32[2]" } ] }, + { "name" : "slice256", "const" : false, "input" : [ { "name" : "input", "type" : "uint256[2]" } ] } +]` + +func TestType(t *testing.T) { + typ, err := NewType("uint32") + if err != nil { + t.Error(err) + } + if typ.Kind != reflect.Ptr { + t.Error("expected uint32 to have kind Ptr") + } + + typ, err = NewType("uint32[]") + if err != nil { + t.Error(err) + } + if typ.Kind != reflect.Slice { + t.Error("expected uint32[] to have type slice") + } + if typ.Type != ubig_ts { + t.Error("expcted uith32[] to have type uint64") + } + + typ, err = NewType("uint32[2]") + if err != nil { + t.Error(err) + } + if typ.Kind != reflect.Slice { + t.Error("expected uint32[2] to have kind slice") + } + if typ.Type != ubig_ts { + t.Error("expcted uith32[2] to have type uint64") + } + if typ.Size != 2 { + t.Error("expected uint32[2] to have a size of 2") + } +} + +func TestReader(t *testing.T) { + Uint256, _ := NewType("uint256") + exp := ABI{ + Methods: map[string]Method{ + "balance": Method{ + "balance", true, nil, Type{}, + }, + "send": Method{ + "send", false, []Argument{ + Argument{"amount", Uint256}, + }, Type{}, + }, + }, + } + + abi, err := JSON(strings.NewReader(jsondata)) + if err != nil { + t.Error(err) + } + + // deep equal fails for some reason + t.Skip() + if !reflect.DeepEqual(abi, exp) { + t.Errorf("\nabi: %v\ndoes not match exp: %v", abi, exp) + } +} + +func TestTestNumbers(t *testing.T) { + abi, err := JSON(strings.NewReader(jsondata2)) + if err != nil { + t.Error(err) + t.FailNow() + } + + if _, err := abi.Pack("balance"); err != nil { + t.Error(err) + } + + if _, err := abi.Pack("balance", 1); err == nil { + t.Error("expected error for balance(1)") + } + + if _, err := abi.Pack("doesntexist", nil); err == nil { + t.Errorf("doesntexist shouldn't exist") + } + + if _, err := abi.Pack("doesntexist", 1); err == nil { + t.Errorf("doesntexist(1) shouldn't exist") + } + + if _, err := abi.Pack("send", big.NewInt(1000)); err != nil { + t.Error(err) + } + + i := new(int) + *i = 1000 + if _, err := abi.Pack("send", i); err == nil { + t.Errorf("expected send( ptr ) to throw, requires *big.Int instead of *int") + } + + if _, err := abi.Pack("send", 1000); err != nil { + t.Error("expected send(1000) to cast to big") + } + + if _, err := abi.Pack("test", uint32(1000)); err != nil { + t.Error(err) + } +} + +func TestTestString(t *testing.T) { + abi, err := JSON(strings.NewReader(jsondata2)) + if err != nil { + t.Error(err) + t.FailNow() + } + + if _, err := abi.Pack("string", "hello world"); err != nil { + t.Error(err) + } + + str10 := string(make([]byte, 10)) + if _, err := abi.Pack("string32", str10); err != nil { + t.Error(err) + } + + str32 := string(make([]byte, 32)) + if _, err := abi.Pack("string32", str32); err != nil { + t.Error(err) + } + + str33 := string(make([]byte, 33)) + if _, err := abi.Pack("string32", str33); err == nil { + t.Error("expected str33 to throw out of bound error") + } +} + +func TestTestBool(t *testing.T) { + abi, err := JSON(strings.NewReader(jsondata2)) + if err != nil { + t.Error(err) + t.FailNow() + } + + if _, err := abi.Pack("bool", true); err != nil { + t.Error(err) + } +} + +func TestTestSlice(t *testing.T) { + abi, err := JSON(strings.NewReader(jsondata2)) + if err != nil { + t.Error(err) + t.FailNow() + } + + addr := make([]byte, 20) + if _, err := abi.Pack("address", addr); err != nil { + t.Error(err) + } + + addr = make([]byte, 21) + if _, err := abi.Pack("address", addr); err == nil { + t.Error("expected address of 21 width to throw") + } + + slice := make([]byte, 2) + if _, err := abi.Pack("uint64[2]", slice); err != nil { + t.Error(err) + } + + if _, err := abi.Pack("uint64[]", slice); err != nil { + t.Error(err) + } +} + +func TestTestAddress(t *testing.T) { + abi, err := JSON(strings.NewReader(jsondata2)) + if err != nil { + t.Error(err) + t.FailNow() + } + + addr := make([]byte, 20) + if _, err := abi.Pack("address", addr); err != nil { + t.Error(err) + } +} + +func TestMethodSignature(t *testing.T) { + String, _ := NewType("string") + String32, _ := NewType("string32") + m := Method{"foo", false, []Argument{Argument{"bar", String32}, Argument{"baz", String}}, Type{}} + exp := "foo(string32,string)" + if m.String() != exp { + t.Error("signature mismatch", exp, "!=", m.String()) + } + + idexp := crypto.Sha3([]byte(exp))[:4] + if !bytes.Equal(m.Id(), idexp) { + t.Errorf("expected ids to match %x != %x", m.Id(), idexp) + } + + uintt, _ := NewType("uint") + m = Method{"foo", false, []Argument{Argument{"bar", uintt}}, Type{}} + exp = "foo(uint256)" + if m.String() != exp { + t.Error("signature mismatch", exp, "!=", m.String()) + } +} + +func TestPack(t *testing.T) { + abi, err := JSON(strings.NewReader(jsondata2)) + if err != nil { + t.Error(err) + t.FailNow() + } + + sig := crypto.Sha3([]byte("foo(uint32)"))[:4] + sig = append(sig, make([]byte, 32)...) + sig[35] = 10 + + packed, err := abi.Pack("foo", uint32(10)) + if err != nil { + t.Error(err) + t.FailNow() + } + + if !bytes.Equal(packed, sig) { + t.Errorf("expected %x got %x", sig, packed) + } +} + +func TestMultiPack(t *testing.T) { + abi, err := JSON(strings.NewReader(jsondata2)) + if err != nil { + t.Error(err) + t.FailNow() + } + + sig := crypto.Sha3([]byte("bar(uint32,uint16)"))[:4] + sig = append(sig, make([]byte, 64)...) + sig[35] = 10 + sig[67] = 11 + + packed, err := abi.Pack("bar", uint32(10), uint16(11)) + if err != nil { + t.Error(err) + t.FailNow() + } + + if !bytes.Equal(packed, sig) { + t.Errorf("expected %x got %x", sig, packed) + } +} + +func TestPackSlice(t *testing.T) { + abi, err := JSON(strings.NewReader(jsondata2)) + if err != nil { + t.Error(err) + t.FailNow() + } + + sig := crypto.Sha3([]byte("slice(uint32[2])"))[:4] + sig = append(sig, make([]byte, 64)...) + sig[35] = 1 + sig[67] = 2 + + packed, err := abi.Pack("slice", []uint32{1, 2}) + if err != nil { + t.Error(err) + t.FailNow() + } + + if !bytes.Equal(packed, sig) { + t.Errorf("expected %x got %x", sig, packed) + } +} + +func TestPackSliceBig(t *testing.T) { + abi, err := JSON(strings.NewReader(jsondata2)) + if err != nil { + t.Error(err) + t.FailNow() + } + + sig := crypto.Sha3([]byte("slice256(uint256[2])"))[:4] + sig = append(sig, make([]byte, 64)...) + sig[35] = 1 + sig[67] = 2 + + packed, err := abi.Pack("slice256", []*big.Int{big.NewInt(1), big.NewInt(2)}) + if err != nil { + t.Error(err) + t.FailNow() + } + + if !bytes.Equal(packed, sig) { + t.Errorf("expected %x got %x", sig, packed) + } +} diff --git a/accounts/abi/doc.go b/accounts/abi/doc.go new file mode 100644 index 000000000..648c971e1 --- /dev/null +++ b/accounts/abi/doc.go @@ -0,0 +1,10 @@ +// Package abi implements the Ethereum ABI (Application Binary +// Interface). +// +// The Ethereum ABI is strongly typed, known at compile time +// and static. This ABI will handle basic type casting; unsigned +// to signed and visa versa. It does not handle slice casting such +// as unsigned slice to signed slice. Bit size type casting is also +// handled. ints with a bit size of 32 will be properly cast to int256, +// etc. +package abi diff --git a/accounts/abi/numbers.go b/accounts/abi/numbers.go new file mode 100644 index 000000000..378f6541e --- /dev/null +++ b/accounts/abi/numbers.go @@ -0,0 +1,106 @@ +package abi + +import ( + "math/big" + "reflect" + + "github.com/ethereum/go-ethereum/ethutil" +) + +var big_t = reflect.TypeOf(&big.Int{}) +var ubig_t = reflect.TypeOf(&big.Int{}) +var byte_t = reflect.TypeOf(byte(0)) +var byte_ts = reflect.TypeOf([]byte(nil)) +var uint_t = reflect.TypeOf(uint(0)) +var uint8_t = reflect.TypeOf(uint8(0)) +var uint16_t = reflect.TypeOf(uint16(0)) +var uint32_t = reflect.TypeOf(uint32(0)) +var uint64_t = reflect.TypeOf(uint64(0)) +var int_t = reflect.TypeOf(int(0)) +var int8_t = reflect.TypeOf(int8(0)) +var int16_t = reflect.TypeOf(int16(0)) +var int32_t = reflect.TypeOf(int32(0)) +var int64_t = reflect.TypeOf(int64(0)) + +var uint_ts = reflect.TypeOf([]uint(nil)) +var uint8_ts = reflect.TypeOf([]uint8(nil)) +var uint16_ts = reflect.TypeOf([]uint16(nil)) +var uint32_ts = reflect.TypeOf([]uint32(nil)) +var uint64_ts = reflect.TypeOf([]uint64(nil)) +var ubig_ts = reflect.TypeOf([]*big.Int(nil)) + +var int_ts = reflect.TypeOf([]int(nil)) +var int8_ts = reflect.TypeOf([]int8(nil)) +var int16_ts = reflect.TypeOf([]int16(nil)) +var int32_ts = reflect.TypeOf([]int32(nil)) +var int64_ts = reflect.TypeOf([]int64(nil)) +var big_ts = reflect.TypeOf([]*big.Int(nil)) + +// U256 will ensure unsigned 256bit on big nums +func U256(n *big.Int) []byte { + return ethutil.LeftPadBytes(ethutil.U256(n).Bytes(), 32) +} + +func S256(n *big.Int) []byte { + sint := ethutil.S256(n) + ret := ethutil.LeftPadBytes(sint.Bytes(), 32) + if sint.Cmp(ethutil.Big0) < 0 { + for i, b := range ret { + if b == 0 { + ret[i] = 1 + continue + } + break + } + } + + return ret +} + +// S256 will ensure signed 256bit on big nums +func U2U256(n uint64) []byte { + return U256(big.NewInt(int64(n))) +} + +func S2S256(n int64) []byte { + return S256(big.NewInt(n)) +} + +// packNum packs the given number (using the reflect value) and will cast it to appropriate number representation +func packNum(value reflect.Value, to byte) []byte { + switch kind := value.Kind(); kind { + case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64: + if to == UintTy { + return U2U256(value.Uint()) + } else { + return S2S256(int64(value.Uint())) + } + case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64: + if to == UintTy { + return U2U256(uint64(value.Int())) + } else { + return S2S256(value.Int()) + } + case reflect.Ptr: + // This only takes care of packing and casting. No type checking is done here. It should be done prior to using this function. + if to == UintTy { + return U256(value.Interface().(*big.Int)) + } else { + return S256(value.Interface().(*big.Int)) + } + + } + + return nil +} + +// checks whether the given reflect value is signed. This also works for slices with a number type +func isSigned(v reflect.Value) bool { + switch v.Type() { + case ubig_ts, big_ts, big_t, ubig_t: + return true + case int_ts, int8_ts, int16_ts, int32_ts, int64_ts, int_t, int8_t, int16_t, int32_t, int64_t: + return true + } + return false +} diff --git a/accounts/abi/numbers_test.go b/accounts/abi/numbers_test.go new file mode 100644 index 000000000..319d7fb51 --- /dev/null +++ b/accounts/abi/numbers_test.go @@ -0,0 +1,72 @@ +package abi + +import ( + "bytes" + "math/big" + "reflect" + "testing" +) + +func TestNumberTypes(t *testing.T) { + ubytes := make([]byte, 32) + ubytes[31] = 1 + sbytesmin := []byte{1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1} + + unsigned := U256(big.NewInt(1)) + if !bytes.Equal(unsigned, ubytes) { + t.Error("expected %x got %x", ubytes, unsigned) + } + + signed := S256(big.NewInt(1)) + if !bytes.Equal(signed, ubytes) { + t.Error("expected %x got %x", ubytes, unsigned) + } + + signed = S256(big.NewInt(-1)) + if !bytes.Equal(signed, sbytesmin) { + t.Error("expected %x got %x", ubytes, unsigned) + } +} + +func TestPackNumber(t *testing.T) { + ubytes := make([]byte, 32) + ubytes[31] = 1 + sbytesmin := []byte{1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1} + maxunsigned := []byte{255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255} + + packed := packNum(reflect.ValueOf(1), IntTy) + if !bytes.Equal(packed, ubytes) { + t.Errorf("expected %x got %x", ubytes, packed) + } + packed = packNum(reflect.ValueOf(-1), IntTy) + if !bytes.Equal(packed, sbytesmin) { + t.Errorf("expected %x got %x", ubytes, packed) + } + packed = packNum(reflect.ValueOf(1), UintTy) + if !bytes.Equal(packed, ubytes) { + t.Errorf("expected %x got %x", ubytes, packed) + } + packed = packNum(reflect.ValueOf(-1), UintTy) + if !bytes.Equal(packed, maxunsigned) { + t.Errorf("expected %x got %x", maxunsigned, packed) + } + + packed = packNum(reflect.ValueOf("string"), UintTy) + if packed != nil { + t.Errorf("expected 'string' to pack to nil. got %x instead", packed) + } +} + +func TestSigned(t *testing.T) { + if isSigned(reflect.ValueOf(uint(10))) { + t.Error() + } + + if !isSigned(reflect.ValueOf(int(10))) { + t.Error() + } + + if !isSigned(reflect.ValueOf(big.NewInt(10))) { + t.Error() + } +} diff --git a/accounts/abi/profile.cov b/accounts/abi/profile.cov new file mode 100644 index 000000000..d11179d05 --- /dev/null +++ b/accounts/abi/profile.cov @@ -0,0 +1,106 @@ +mode: set +github.com/ethereum/go-ethereum/abi/abi.go:27.39,31.32 4 1 +github.com/ethereum/go-ethereum/abi/abi.go:35.2,37.8 2 1 +github.com/ethereum/go-ethereum/abi/abi.go:31.32,34.3 2 1 +github.com/ethereum/go-ethereum/abi/abi.go:40.29,42.2 1 1 +github.com/ethereum/go-ethereum/abi/abi.go:51.53,57.16 3 1 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can't be parsed. +// +// Strings can be in the format of: +// +// Input = Type [ "[" [ Number ] "]" ] Name . +// Type = [ "u" ] "int" [ Number ] . +// +// Examples: +// +// string int uint real +// string32 int8 uint8 uint[] +// address int256 uint256 real[2] +func NewType(t string) (typ Type, err error) { + // 1. full string 2. type 3. (opt.) is slice 4. (opt.) size + freg, err := regexp.Compile("([a-zA-Z0-9]+)(\\[([0-9]*)?\\])?") + if err != nil { + return Type{}, err + } + res := freg.FindAllStringSubmatch(t, -1)[0] + var ( + isslice bool + size int + ) + switch { + case res[3] != "": + // err is ignored. Already checked for number through the regexp + size, _ = strconv.Atoi(res[3]) + isslice = true + case res[2] != "": + isslice = true + size = -1 + case res[0] == "": + return Type{}, fmt.Errorf("type parse error for `%s`", t) + } + + treg, err := regexp.Compile("([a-zA-Z]+)([0-9]*)?") + if err != nil { + return Type{}, err + } + + parsedType := treg.FindAllStringSubmatch(res[1], -1)[0] + vsize, _ := strconv.Atoi(parsedType[2]) + vtype := parsedType[1] + // substitute canonical representation + if vsize == 0 && (vtype == "int" || vtype == "uint") { + vsize = 256 + t += "256" + } + + if isslice { + typ.Kind = reflect.Slice + typ.Size = size + switch vtype { + case "int": + typ.Type = big_ts + case "uint": + typ.Type = ubig_ts + default: + return Type{}, fmt.Errorf("unsupported arg slice type: %s", t) + } + } else { + switch vtype { + case "int": + typ.Kind = reflect.Ptr + typ.Type = big_t + typ.Size = 256 + typ.T = IntTy + case "uint": + typ.Kind = reflect.Ptr + typ.Type = ubig_t + typ.Size = 256 + typ.T = UintTy + case "bool": + typ.Kind = reflect.Bool + case "real": // TODO + typ.Kind = reflect.Invalid + case "address": + typ.Kind = reflect.Slice + typ.Type = byte_ts + typ.Size = 20 + typ.T = AddressTy + case "string": + typ.Kind = reflect.String + typ.Size = -1 + if vsize > 0 { + typ.Size = 32 + } + default: + return Type{}, fmt.Errorf("unsupported arg type: %s", t) + } + } + typ.stringKind = t + + return +} + +func (t Type) String() (out string) { + return t.stringKind +} + +// Test the given input parameter `v` and checks if it matches certain +// criteria +// * Big integers are checks for ptr types and if the given value is +// assignable +// * Integer are checked for size +// * Strings, addresses and bytes are checks for type and size +func (t Type) pack(v interface{}) ([]byte, error) { + value := reflect.ValueOf(v) + switch kind := value.Kind(); kind { + case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64: + if t.Type != ubig_t { + return nil, fmt.Errorf("type mismatch: %s for %T", t.Type, v) + } + return packNum(value, t.T), nil + case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64: + if t.Type != ubig_t { + return nil, fmt.Errorf("type mismatch: %s for %T", t.Type, v) + } + return packNum(value, t.T), nil + case reflect.Ptr: + // If the value is a ptr do a assign check (only used by + // big.Int for now) + if t.Type == ubig_t && value.Type() != ubig_t { + return nil, fmt.Errorf("type mismatch: %s for %T", t.Type, v) + } + return packNum(value, t.T), nil + case reflect.String: + if t.Size > -1 && value.Len() > t.Size { + return nil, fmt.Errorf("%v out of bound. %d for %d", value.Kind(), value.Len(), t.Size) + } + return []byte(ethutil.LeftPadString(t.String(), 32)), nil + case reflect.Slice: + if t.Size > -1 && value.Len() > t.Size { + return nil, fmt.Errorf("%v out of bound. %d for %d", value.Kind(), value.Len(), t.Size) + } + + // Address is a special slice. The slice acts as one rather than a list of elements. + if t.T == AddressTy { + return ethutil.LeftPadBytes(v.([]byte), 32), nil + } + + // Signed / Unsigned check + if (t.T != IntTy && isSigned(value)) || (t.T == UintTy && isSigned(value)) { + return nil, fmt.Errorf("slice of incompatible types.") + } + + var packed []byte + for i := 0; i < value.Len(); i++ { + packed = append(packed, packNum(value.Index(i), t.T)...) + } + return packed, nil + case reflect.Bool: + if value.Bool() { + return ethutil.LeftPadBytes(ethutil.Big1.Bytes(), 32), nil + } else { + return ethutil.LeftPadBytes(ethutil.Big0.Bytes(), 32), nil + } + } + + panic("unreached") +} diff --git a/accounts/account_manager.go b/accounts/account_manager.go new file mode 100644 index 000000000..da0bd8900 --- /dev/null +++ b/accounts/account_manager.go @@ -0,0 +1,95 @@ +/* + This file is part of go-ethereum + + go-ethereum is free software: you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. + + go-ethereum is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with go-ethereum. If not, see . +*/ +/** + * @authors + * Gustav Simonsson + * @date 2015 + * + */ +/* + +This abstracts part of a user's interaction with an account she controls. +It's not an abstraction of core Ethereum accounts data type / logic - +for that see the core processing code of blocks / txs. + +Currently this is pretty much a passthrough to the KeyStore2 interface, +and accounts persistence is derived from stored keys' addresses + +*/ +package accounts + +import ( + crand "crypto/rand" + "github.com/ethereum/go-ethereum/crypto" +) + +// TODO: better name for this struct? +type Account struct { + Address []byte +} + +type AccountManager struct { + keyStore crypto.KeyStore2 +} + +// TODO: get key by addr - modify KeyStore2 GetKey to work with addr + +// TODO: pass through passphrase for APIs which require access to private key? +func NewAccountManager(keyStore crypto.KeyStore2) AccountManager { + am := &AccountManager{ + keyStore: keyStore, + } + return *am +} + +func (am *AccountManager) Sign(fromAccount *Account, keyAuth string, toSign []byte) (signature []byte, err error) { + key, err := am.keyStore.GetKey(fromAccount.Address, keyAuth) + if err != nil { + return nil, err + } + signature, err = crypto.Sign(toSign, key.PrivateKey) + return signature, err +} + +func (am AccountManager) NewAccount(auth string) (*Account, error) { + key, err := am.keyStore.GenerateNewKey(crand.Reader, auth) + if err != nil { + return nil, err + } + ua := &Account{ + Address: key.Address, + } + return ua, err +} + +// set of accounts == set of keys in given key store +// TODO: do we need persistence of accounts as well? +func (am *AccountManager) Accounts() ([]Account, error) { + addresses, err := am.keyStore.GetKeyAddresses() + if err != nil { + return nil, err + } + + accounts := make([]Account, len(addresses)) + + for i, addr := range addresses { + accounts[i] = Account{ + Address: addr, + } + } + return accounts, err +} diff --git a/accounts/accounts_test.go b/accounts/accounts_test.go new file mode 100644 index 000000000..da9406ebe --- /dev/null +++ b/accounts/accounts_test.go @@ -0,0 +1,18 @@ +package accounts + +import ( + "github.com/ethereum/go-ethereum/crypto" + "testing" +) + +func TestAccountManager(t *testing.T) { + ks := crypto.NewKeyStorePlain(crypto.DefaultDataDir()) + am := NewAccountManager(ks) + pass := "" // not used but required by API + a1, err := am.NewAccount(pass) + toSign := crypto.GetEntropyCSPRNG(32) + _, err = am.Sign(a1, pass, toSign) + if err != nil { + t.Fatal(err) + } +} diff --git a/cmd/disasm/main.go b/cmd/disasm/main.go new file mode 100644 index 000000000..c07246b00 --- /dev/null +++ b/cmd/disasm/main.go @@ -0,0 +1,34 @@ +package main + +import ( + "fmt" + "io/ioutil" + "os" + + "github.com/ethereum/go-ethereum/ethutil" + "github.com/ethereum/go-ethereum/vm" +) + +func main() { + code, err := ioutil.ReadAll(os.Stdin) + if err != nil { + fmt.Println(err) + os.Exit(1) + } + code = ethutil.Hex2Bytes(string(code[:len(code)-1])) + fmt.Printf("%x\n", code) + + for pc := uint64(0); pc < uint64(len(code)); pc++ { + op := vm.OpCode(code[pc]) + fmt.Printf("%-5d %v", pc, op) + + switch op { + case vm.PUSH1, vm.PUSH2, vm.PUSH3, vm.PUSH4, vm.PUSH5, vm.PUSH6, vm.PUSH7, vm.PUSH8, vm.PUSH9, vm.PUSH10, vm.PUSH11, vm.PUSH12, vm.PUSH13, vm.PUSH14, vm.PUSH15, vm.PUSH16, vm.PUSH17, vm.PUSH18, vm.PUSH19, vm.PUSH20, vm.PUSH21, vm.PUSH22, vm.PUSH23, vm.PUSH24, vm.PUSH25, vm.PUSH26, vm.PUSH27, vm.PUSH28, vm.PUSH29, vm.PUSH30, vm.PUSH31, vm.PUSH32: + a := uint64(op) - uint64(vm.PUSH1) + 1 + fmt.Printf(" => %x", code[pc+1:pc+1+a]) + + pc += a + } + fmt.Println() + } +} diff --git a/cmd/ethereum/flags.go b/cmd/ethereum/flags.go index e0fbbb008..af57c6a67 100644 --- a/cmd/ethereum/flags.go +++ b/cmd/ethereum/flags.go @@ -49,7 +49,7 @@ var ( AddPeer string MaxPeer int GenAddr bool - UseSeed bool + SeedNode string SecretFile string ExportDir string NonInteractive bool @@ -96,12 +96,12 @@ func Init() { flag.StringVar(&NatType, "nat", "", "NAT support (UPNP|PMP) (none)") flag.StringVar(&PMPGateway, "pmp", "", "Gateway IP for PMP") flag.IntVar(&MaxPeer, "maxpeer", 30, "maximum desired peers") - flag.IntVar(&RpcPort, "rpcport", 8080, "port to start json-rpc server on") + flag.IntVar(&RpcPort, "rpcport", 8545, "port to start json-rpc server on") flag.IntVar(&WsPort, "wsport", 40404, "port to start websocket rpc server on") flag.BoolVar(&StartRpc, "rpc", false, "start rpc server") flag.BoolVar(&StartWebSockets, "ws", false, "start websocket server") flag.BoolVar(&NonInteractive, "y", false, "non-interactive mode (say yes to confirmations)") - flag.BoolVar(&UseSeed, "seed", true, "seed peers") + flag.StringVar(&SeedNode, "seednode", "poc-8.ethdev.com:30303", "ip:port of seed node to connect to. Set to blank for skip") flag.BoolVar(&SHH, "shh", true, "whisper protocol (on)") flag.BoolVar(&Dial, "dial", true, "dial out connections (on)") flag.BoolVar(&GenAddr, "genaddr", false, "create a new priv/pub key") diff --git a/cmd/ethereum/main.go b/cmd/ethereum/main.go index 92dbf5a6f..4b16fb79f 100644 --- a/cmd/ethereum/main.go +++ b/cmd/ethereum/main.go @@ -36,7 +36,7 @@ import ( const ( ClientIdentifier = "Ethereum(G)" - Version = "0.8.1" + Version = "0.8.2" ) var clilogger = logger.NewLogger("CLI") @@ -134,7 +134,7 @@ func main() { utils.StartWebSockets(ethereum, WsPort) } - utils.StartEthereum(ethereum, UseSeed) + utils.StartEthereum(ethereum, SeedNode) if StartJsConsole { InitJsConsole(ethereum) diff --git a/cmd/evm/main.go b/cmd/evm/main.go index f819386fe..432cbd001 100644 --- a/cmd/evm/main.go +++ b/cmd/evm/main.go @@ -128,6 +128,7 @@ func (self *VMEnv) Difficulty() *big.Int { return ethutil.Big1 } func (self *VMEnv) BlockHash() []byte { return make([]byte, 32) } func (self *VMEnv) Value() *big.Int { return self.value } func (self *VMEnv) GasLimit() *big.Int { return big.NewInt(1000000000) } +func (self *VMEnv) VmType() vm.Type { return vm.StdVmTy } func (self *VMEnv) Depth() int { return 0 } func (self *VMEnv) SetDepth(i int) { self.depth = i } func (self *VMEnv) GetHash(n uint64) []byte { diff --git a/cmd/mist/assets/backButton.png b/cmd/mist/assets/backButton.png new file mode 100644 index 000000000..eef997434 Binary files /dev/null and b/cmd/mist/assets/backButton.png differ diff --git a/cmd/mist/assets/backButton@2x.png b/cmd/mist/assets/backButton@2x.png new file mode 100644 index 000000000..b72fd73f4 Binary files /dev/null and b/cmd/mist/assets/backButton@2x.png differ diff --git a/cmd/mist/assets/browser.png b/cmd/mist/assets/browser.png index 1d7348170..7b3b0870c 100644 Binary files a/cmd/mist/assets/browser.png and b/cmd/mist/assets/browser.png differ diff --git a/cmd/mist/assets/examples/abi.html b/cmd/mist/assets/examples/abi.html new file mode 100644 index 000000000..8170e88b0 --- /dev/null +++ b/cmd/mist/assets/examples/abi.html @@ -0,0 +1,55 @@ + + + +Hello world + + + + + +

Contract content

+ +
+603880600c6000396000f3006001600060e060020a600035048063c6888fa1140
+05b6021600435602b565b8060005260206000f35b600081600702905091905056
 + +
+
7 x = + + + + diff --git a/cmd/mist/assets/examples/balance.html b/cmd/mist/assets/examples/balance.html new file mode 100644 index 000000000..bc483a879 --- /dev/null +++ b/cmd/mist/assets/examples/balance.html @@ -0,0 +1,40 @@ + + + + + + + + + +

coinbase balance

+ +
+
+
+
+ + + + diff --git a/cmd/mist/assets/examples/coin.html b/cmd/mist/assets/examples/coin.html new file mode 100644 index 000000000..71b359834 --- /dev/null +++ b/cmd/mist/assets/examples/coin.html @@ -0,0 +1,147 @@ + + +JevCoin + + + + + + +

JevCoin

+
+ Balance + +
+ +
+ Amount: + + + +
+ +
+ + + + +
AddressBalance
+ + + + + + + +