forked from boltdb/bolt
/
main.go
222 lines (205 loc) · 5.25 KB
/
main.go
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package main
import (
"bytes"
"encoding/json"
"fmt"
"log"
"os"
"time"
"github.com/boltdb/bolt"
"github.com/codegangsta/cli"
)
var branch, commit string
func main() {
log.SetFlags(0)
NewApp().Run(os.Args)
}
// NewApp creates an Application instance.
func NewApp() *cli.App {
app := cli.NewApp()
app.Name = "bolt"
app.Usage = "BoltDB toolkit"
app.Version = fmt.Sprintf("0.1.0 (%s %s)", branch, commit)
app.Commands = []cli.Command{
{
Name: "info",
Usage: "Print basic information about a database",
Action: func(c *cli.Context) {
path := c.Args().Get(0)
Info(path)
},
},
{
Name: "get",
Usage: "Retrieve a value for given key in a bucket",
Action: func(c *cli.Context) {
path, name, key := c.Args().Get(0), c.Args().Get(1), c.Args().Get(2)
Get(path, name, key)
},
},
{
Name: "keys",
Usage: "Retrieve a list of all keys in a bucket",
Action: func(c *cli.Context) {
path, name := c.Args().Get(0), c.Args().Get(1)
Keys(path, name)
},
},
{
Name: "buckets",
Usage: "Retrieves a list of all buckets",
Action: func(c *cli.Context) {
path := c.Args().Get(0)
Buckets(path)
},
},
{
Name: "import",
Usage: "Imports from a JSON dump into a database",
Flags: []cli.Flag{
&cli.StringFlag{Name: "input"},
},
Action: func(c *cli.Context) {
Import(c.Args().Get(0), c.String("input"))
},
},
{
Name: "export",
Usage: "Exports a database to JSON",
Action: func(c *cli.Context) {
path := c.Args().Get(0)
Export(path)
},
},
{
Name: "pages",
Usage: "Dumps page information for a database",
Action: func(c *cli.Context) {
path := c.Args().Get(0)
Pages(path)
},
},
{
Name: "check",
Usage: "Performs a consistency check on the database",
Action: func(c *cli.Context) {
path := c.Args().Get(0)
Check(path)
},
},
{
Name: "stats",
Usage: "Aggregate statistics for all buckets matching specified prefix",
Action: func(c *cli.Context) {
path, name := c.Args().Get(0), c.Args().Get(1)
Stats(path, name)
},
},
{
Name: "bench",
Usage: "Performs a synthetic benchmark",
Flags: []cli.Flag{
&cli.StringFlag{Name: "profile-mode", Value: "rw", Usage: "Profile mode"},
&cli.StringFlag{Name: "write-mode", Value: "seq", Usage: "Write mode"},
&cli.StringFlag{Name: "read-mode", Value: "seq", Usage: "Read mode"},
&cli.IntFlag{Name: "count", Value: 1000, Usage: "Item count"},
&cli.IntFlag{Name: "batch-size", Usage: "Write batch size"},
&cli.IntFlag{Name: "key-size", Value: 8, Usage: "Key size"},
&cli.IntFlag{Name: "value-size", Value: 32, Usage: "Value size"},
&cli.StringFlag{Name: "cpuprofile", Usage: "CPU profile output path"},
&cli.StringFlag{Name: "memprofile", Usage: "Memory profile output path"},
&cli.StringFlag{Name: "blockprofile", Usage: "Block profile output path"},
&cli.StringFlag{Name: "stats-interval", Value: "0s", Usage: "Continuous stats interval"},
&cli.Float64Flag{Name: "fill-percent", Value: bolt.DefaultFillPercent, Usage: "Fill percentage"},
&cli.BoolFlag{Name: "work", Usage: "Print the temp db and do not delete on exit"},
},
Action: func(c *cli.Context) {
statsInterval, err := time.ParseDuration(c.String("stats-interval"))
if err != nil {
fatal(err)
}
Bench(&BenchOptions{
ProfileMode: c.String("profile-mode"),
WriteMode: c.String("write-mode"),
ReadMode: c.String("read-mode"),
Iterations: c.Int("count"),
BatchSize: c.Int("batch-size"),
KeySize: c.Int("key-size"),
ValueSize: c.Int("value-size"),
CPUProfile: c.String("cpuprofile"),
MemProfile: c.String("memprofile"),
BlockProfile: c.String("blockprofile"),
StatsInterval: statsInterval,
FillPercent: c.Float64("fill-percent"),
Clean: !c.Bool("work"),
})
},
}}
return app
}
var logger = log.New(os.Stderr, "", 0)
var logBuffer *bytes.Buffer
func print(v ...interface{}) {
if testMode {
logger.Print(v...)
} else {
fmt.Print(v...)
}
}
func printf(format string, v ...interface{}) {
if testMode {
logger.Printf(format, v...)
} else {
fmt.Printf(format, v...)
}
}
func println(v ...interface{}) {
if testMode {
logger.Println(v...)
} else {
fmt.Println(v...)
}
}
func fatal(v ...interface{}) {
logger.Print(v...)
if !testMode {
os.Exit(1)
}
}
func fatalf(format string, v ...interface{}) {
logger.Printf(format, v...)
if !testMode {
os.Exit(1)
}
}
func fatalln(v ...interface{}) {
logger.Println(v...)
if !testMode {
os.Exit(1)
}
}
// LogBuffer returns the contents of the log.
// This only works while the CLI is in test mode.
func LogBuffer() string {
if logBuffer != nil {
return logBuffer.String()
}
return ""
}
var testMode bool
// SetTestMode sets whether the CLI is running in test mode and resets the logger.
func SetTestMode(value bool) {
testMode = value
if testMode {
logBuffer = bytes.NewBuffer(nil)
logger = log.New(logBuffer, "", 0)
} else {
logger = log.New(os.Stderr, "", 0)
}
}
// rawMessage represents a JSON element in the import/export document.
type rawMessage struct {
Type string `json:"type,omitempty"`
Key []byte `json:"key"`
Value json.RawMessage `json:"value"`
}