Things I did while unable to commit

- Log rotation
- Execution cancellation
- HTTP redirect, error functions
- Changed naming of document parsing/loading functions

cmd/stepd/main.go

@@ -15,6 +15,7 @@ import "git.tebibyte.media/sashakoshka/go-cli"
 import "git.tebibyte.media/sashakoshka/step/providers"
 import "git.tebibyte.media/sashakoshka/goutil/container"
 import "git.tebibyte.media/sashakoshka/go-service/daemon"
+import "git.tebibyte.media/sashakoshka/go-service/rotate"
 import stephttp"git.tebibyte.media/sashakoshka/step/http"
 import "git.tebibyte.media/sashakoshka/go-service/routines"
 
@@ -26,6 +27,10 @@ func main () {
 		'p', "pid-file",
 		"Write the PID to the specified file.",
 		"", cli.ValString)
+	flagLogDirectory := cli.NewInputFlag (
+		'l', "log-directory",
+		"Write logs to the specified directory.",
+		"", cli.ValString)
 	flagHTTPAddress := cli.NewInputFlag (
 		'h', "http-address",
 		"The address to host the HTTP server on.",
@@ -47,6 +52,7 @@ func main () {
 	cmd := cli.New (
 		"Run an HTTP server that automaticaly executes STEP files.",
 		flagPidFile,
+		flagLogDirectory,
 		flagHTTPAddress,
 		flagHTTPErrorDocument,
 		flagHTTPDirectoryDocument,
@@ -68,7 +74,17 @@ func main () {
 		pluginPath[index], _ = filepath.Abs(pat)
 	}
 
-	// log header for telling apart separate program runs
+	// set up logging
+	if flagLogDirectory.Value != "" {
+		directory := flagLogDirectory.Value
+		log.Println("(i) logging to", directory)
+		directory, err := filepath.Abs(directory)
+		if err != nil { log.Fatalln("XXX", err) }
+		logger, err := rotate.New(directory)
+		if err != nil { log.Fatalln("XXX", err) }
+		defer logger.Close()
+		log.SetOutput(logger)
+	}
 	log.Println(`==========| STEP |===========`)
 	log.Println(`Scriptable Template Processor`)
 	log.Println(`... initializing`)