|
| 1 | +package main |
| 2 | + |
| 3 | +import ( |
| 4 | + "bufio" |
| 5 | + "flag" |
| 6 | + "fmt" |
| 7 | + "os" |
| 8 | + "os/exec" |
| 9 | + "strings" |
| 10 | + "time" |
| 11 | + |
| 12 | + "github.com/wavesplatform/gowaves/pkg/util/common" |
| 13 | + "github.com/wavesplatform/gowaves/pkg/util/java_opts" |
| 14 | + "go.uber.org/zap" |
| 15 | +) |
| 16 | + |
| 17 | +var ( |
| 18 | + logLevel = flag.String("log-level", "DEBUG", "Logging level. Supported levels: DEBUG, INFO, WARN, ERROR, FATAL. Default logging level INFO.") |
| 19 | + node = flag.String("node", "", "Path to node executable.") |
| 20 | +) |
| 21 | + |
| 22 | +type Argument struct { |
| 23 | + Name string |
| 24 | + Value string |
| 25 | + ProdiveEmpty bool |
| 26 | +} |
| 27 | + |
| 28 | +type Arguments []Argument |
| 29 | + |
| 30 | +func (a Arguments) String() string { |
| 31 | + s := strings.Builder{} |
| 32 | + for _, row := range a { |
| 33 | + s.WriteString(" -") |
| 34 | + s.WriteString(row.Name) |
| 35 | + s.WriteString(" ") |
| 36 | + s.WriteString(row.Value) |
| 37 | + } |
| 38 | + return s.String() |
| 39 | +} |
| 40 | + |
| 41 | +func (a Arguments) Strings() []string { |
| 42 | + var out []string |
| 43 | + for _, row := range a { |
| 44 | + out = append(out, "-"+row.Name) |
| 45 | + if row.Value != "" { |
| 46 | + out = append(out, row.Value) |
| 47 | + } |
| 48 | + } |
| 49 | + return out |
| 50 | +} |
| 51 | + |
| 52 | +func (a Arguments) SkipEmpty(name, value string) Arguments { |
| 53 | + if value == "" { |
| 54 | + return a |
| 55 | + } |
| 56 | + return append(a, Argument{ |
| 57 | + Name: name, |
| 58 | + Value: value, |
| 59 | + }) |
| 60 | +} |
| 61 | + |
| 62 | +func (a Arguments) NonEmpty(name, value string) Arguments { |
| 63 | + if value == "" { |
| 64 | + panic("empty value provided for name: " + name) |
| 65 | + } |
| 66 | + return append(a, Argument{ |
| 67 | + Name: name, |
| 68 | + Value: value, |
| 69 | + }) |
| 70 | +} |
| 71 | + |
| 72 | +func (a Arguments) Empty(name string) Arguments { |
| 73 | + return append(a, Argument{ |
| 74 | + Name: name, |
| 75 | + }) |
| 76 | +} |
| 77 | + |
| 78 | +func main() { |
| 79 | + flag.Parse() |
| 80 | + // difference between scala System.currentTimeMillis() and time.Now() |
| 81 | + <-time.After(2 * time.Second) |
| 82 | + common.SetupLogger(*logLevel) |
| 83 | + |
| 84 | + zap.S().Debug(os.Getenv("WAVES_OPTS")) |
| 85 | + zap.S().Debug(os.Environ()) |
| 86 | + |
| 87 | + cfg := java_opts.ParseEnvString(os.Getenv("WAVES_OPTS")) |
| 88 | + |
| 89 | + arguments := Arguments(nil). |
| 90 | + NonEmpty("log-level", "DEBUG"). |
| 91 | + NonEmpty("state-path", cfg.String("waves.directory", "/tmp/waves")). |
| 92 | + SkipEmpty("peers", cfg.String("waves.network.known-peers")). |
| 93 | + SkipEmpty("min-peers-mining", cfg.String("waves.miner.quorum", "1")). |
| 94 | + NonEmpty("declared-address", cfg.String("waves.network.declared-address")). |
| 95 | + SkipEmpty("name", cfg.String("waves.network.node-name", "gowaves")). |
| 96 | + SkipEmpty("peers", strings.Join(cfg.Array("waves.network.known-peers"), ",")). |
| 97 | + Empty("build-extended-api"). |
| 98 | + NonEmpty("grpc-address", "0.0.0.0:6870"). |
| 99 | + NonEmpty("api-address", "0.0.0.0:6869"). |
| 100 | + NonEmpty("blockchain-type", "integration"). |
| 101 | + NonEmpty("integration.genesis.signature", cfg.String("waves.blockchain.custom.genesis.signature")). |
| 102 | + NonEmpty("integration.genesis.timestamp", cfg.String("waves.blockchain.custom.genesis.timestamp")). |
| 103 | + NonEmpty("integration.genesis.block-timestamp", cfg.String("waves.blockchain.custom.genesis.block-timestamp")). |
| 104 | + NonEmpty("integration.account-seed", cfg.String("account-seed")). |
| 105 | + NonEmpty("integration.address-scheme-character", cfg.String("waves.blockchain.custom.address-scheme-character", "I")) // |
| 106 | + |
| 107 | + if cfg.String("waves.miner.enable") == "no" { |
| 108 | + arguments = arguments.Empty("disable-miner") |
| 109 | + } |
| 110 | + |
| 111 | + cmd := exec.Command(*node, arguments.Strings()...) |
| 112 | + |
| 113 | + stdout, err := cmd.StdoutPipe() |
| 114 | + if err != nil { |
| 115 | + zap.S().Errorf("stdout err: %+v", err) |
| 116 | + return |
| 117 | + } |
| 118 | + |
| 119 | + go func() { |
| 120 | + stderr, err := cmd.StderrPipe() |
| 121 | + if err != nil { |
| 122 | + zap.S().Error(err) |
| 123 | + return |
| 124 | + } |
| 125 | + scanner := bufio.NewScanner(stderr) |
| 126 | + scanner.Split(bufio.ScanLines) |
| 127 | + for scanner.Scan() { |
| 128 | + m := scanner.Text() |
| 129 | + fmt.Println("err: ", m) |
| 130 | + } |
| 131 | + }() |
| 132 | + <-time.After(100 * time.Millisecond) |
| 133 | + |
| 134 | + err = cmd.Start() |
| 135 | + if err != nil { |
| 136 | + zap.S().Error(err) |
| 137 | + return |
| 138 | + } |
| 139 | + |
| 140 | + go func() { |
| 141 | + b := make([]byte, 1024*8) |
| 142 | + for { |
| 143 | + n, err := stdout.Read(b) |
| 144 | + if err != nil { |
| 145 | + fmt.Println("stdout.Read(b) err: ", err) |
| 146 | + break |
| 147 | + } |
| 148 | + fmt.Print(string(b[:n])) |
| 149 | + } |
| 150 | + }() |
| 151 | + |
| 152 | + err = cmd.Wait() |
| 153 | + if err != nil { |
| 154 | + zap.S().Errorf("%+T", err) |
| 155 | + if e, ok := err.(*exec.ExitError); ok { |
| 156 | + zap.S().Errorf("%s", e.Stderr) |
| 157 | + } |
| 158 | + zap.S().Errorf("err: %+v", err) |
| 159 | + return |
| 160 | + } |
| 161 | +} |
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