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package main
import (
"context"
"flag"
"os"
"github.com/mimecast/dtail/internal/clients"
"github.com/mimecast/dtail/internal/color"
"github.com/mimecast/dtail/internal/config"
"github.com/mimecast/dtail/internal/io/logger"
"github.com/mimecast/dtail/internal/user"
"github.com/mimecast/dtail/internal/version"
)
// The evil begins here.
func main() {
var cfgFile string
var connectionsPerCPU int
var debugEnable bool
var discovery string
var displayVersion bool
var files string
var noColor bool
var regex string
var serversStr string
var silentEnable bool
var sshPort int
var trustAllHosts bool
userName := user.Name()
flag.BoolVar(&debugEnable, "debug", false, "Activate debug messages")
flag.BoolVar(&displayVersion, "version", false, "Display version")
flag.BoolVar(&noColor, "noColor", false, "Disable ANSII terminal colors")
flag.BoolVar(&silentEnable, "silent", false, "Reduce output")
flag.BoolVar(&trustAllHosts, "trustAllHosts", false, "Auto trust all unknown host keys")
flag.IntVar(&connectionsPerCPU, "cpc", 10, "How many connections established per CPU core concurrently")
flag.IntVar(&sshPort, "port", 2222, "SSH server port")
flag.StringVar(&cfgFile, "cfg", "", "Config file path")
flag.StringVar(&discovery, "discovery", "", "Server discovery method")
flag.StringVar(&files, "files", "", "File(s) to read")
flag.StringVar(®ex, "regex", ".", "Regular expression")
flag.StringVar(&serversStr, "servers", "", "Remote servers to connect")
flag.StringVar(&userName, "user", userName, "Your system user name")
flag.Parse()
config.Read(cfgFile, sshPort)
color.Colored = !noColor
if displayVersion {
version.PrintAndExit()
}
ctx := context.Background()
serverEnable := false
logger.Start(ctx, serverEnable, debugEnable, silentEnable, silentEnable)
args := clients.Args{
ConnectionsPerCPU: connectionsPerCPU,
ServersStr: serversStr,
Discovery: discovery,
UserName: userName,
What: files,
TrustAllHosts: trustAllHosts,
Regex: regex,
}
client, err := clients.NewGrepClient(args)
if err != nil {
panic(err)
}
status := client.Start(ctx)
logger.Flush()
os.Exit(status)
}
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