111 lines
3.5 KiB
Go
111 lines
3.5 KiB
Go
package main
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import (
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"time"
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"os"
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"flag"
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"fmt"
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"git.xdrm.io/schastsp/context"
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"git.xdrm.io/schastsp/client"
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)
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func main(){
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executionStart := time.Now().UnixNano()
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/* (1) Flag management (cli arguments)
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---------------------------------------------------------*/
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/* (1) Secret folder */
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clientConfigPath := flag.String("file", "/tmp/schastsp_keys", "Configuration folder, it will contain sensitive data (keys), make sure to control it properly. (default: /tmp/schastsp_keys)")
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/* (2) request | response */
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isRequest := flag.Bool("req", false, "Will generate a request into standard output.")
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isResponse := flag.Bool("res", false, "Will proceed a response management from standard input.")
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/* (3) Context window size */
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winSize := flag.Uint("win", 2000, "Time window value in ms. (default: 2000)")
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/* (4) Context minimum depth value */
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minDepth := flag.Uint("min", 0x0f0, "Minimum depth value. (default: 240)")
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/* (5) Context maximum depth value */
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maxDepth := flag.Uint("max", 0xfff, "Maximum depth value. (default: 4095)")
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/* (6) Context depth threshold */
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thrDepth := flag.Uint("thr", 0x00a, "Depth threshold protecting minimum depth to be reached. (default: 10)")
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/* (7) Synchronisation request (special order) */
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syncRequest := flag.Bool("sync", false, "If set, proceeds a synchronisation request and outputs the synchronisation key.")
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/* (8) Parse flags */
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flag.Parse()
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/* (2) Create context + client
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---------------------------------------------------------*/
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/* (1) Create context */
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ctx, err := context.Create( float64(*winSize) / 1e3, uint16(*minDepth), uint16(*thrDepth), uint16(*maxDepth) );
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if err != nil { os.Stderr.WriteString( fmt.Sprintf("[CLIENT_ERROR:context] %s\n", err) ); return }
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/* (2) Create client */
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cli, err := client.New(ctx, *clientConfigPath)
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if err != nil { os.Stderr.WriteString( fmt.Sprintf("[CLIENT_ERROR:client] %s\n", err) ); return }
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/* (3) Dispatch execution
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---------------------------------------------------------*/
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/* (1) If synchronisation request */
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if *syncRequest {
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synchronisationRequest(cli);
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/* (2) If request */
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} else if *isRequest {
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err = cli.Send(os.Stdout)
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if err != nil { os.Stderr.WriteString( fmt.Sprintf("[CLIENT_ERROR:request] %s\n", err) ) }
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/* (3) If response */
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} else if *isResponse {
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err = cli.Receive(os.Stdin)
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if err != nil { os.Stderr.WriteString( fmt.Sprintf("[CLIENT_ERROR:response] %s\n", err) ); return }
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/* (4) Else -> nothing */
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}else {
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os.Stderr.WriteString( fmt.Sprintf("Missing argument.\n\nYou must give one of the 3 available actions :\n -req to manage a request\n -res to manage a response\n -sync to get a synchronisation key\n") )
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}
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executionStop := time.Now().UnixNano()
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nsElapsed := float64(executionStop - executionStart)
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usElapsed := float64(nsElapsed / 1e3)
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msElapsed := float64(usElapsed / 1e3)
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sElapsed := float64(msElapsed / 1e3)
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if sElapsed >= 1 { os.Stderr.WriteString( fmt.Sprintf("executed in %.3f s\n", sElapsed) )
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} else if msElapsed >= 1 { os.Stderr.WriteString( fmt.Sprintf("executed in %.3f ms\n", msElapsed) )
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} else if usElapsed >= 1 { os.Stderr.WriteString( fmt.Sprintf("executed in %.3f us\n", usElapsed) )
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} else if nsElapsed >= 1 { os.Stderr.WriteString( fmt.Sprintf("executed in %.3f ns\n", nsElapsed) ) }
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return
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}
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func synchronisationRequest(cli *client.T){
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/* (1) Get synchronisation key */
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syncKey, err := cli.SynchronisationKey()
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if err != nil { fmt.Errorf("[CLIENT_ERROR:syncKey] %s\n", err); return }
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/* (2) Print synchronisation key */
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os.Stdout.Write(syncKey)
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return;
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} |