Initial Implementation

.gitignore

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+# Created by .ignore support plugin (hsz.mobi)
+### Go template
+# Binaries for programs and plugins
+*.exe
+*.dll
+*.so
+*.dylib
+
+# Test binary, build with `go test -c`
+*.test
+
+# Output of the go coverage tool, specifically when used with LiteIDE
+*.out
+
+# Project-local glide cache, RE: https://github.com/Masterminds/glide/issues/736
+.glide/
+### Linux template
+*~
+
+# temporary files which can be created if a process still has a handle open of a deleted file
+.fuse_hidden*
+
+# KDE directory preferences
+.directory
+
+# Linux trash folder which might appear on any partition or disk
+.Trash-*
+
+# .nfs files are created when an open file is removed but is still being accessed
+.nfs*
+### Windows template
+# Windows thumbnail cache files
+Thumbs.db
+ehthumbs.db
+ehthumbs_vista.db
+
+# Folder config file
+Desktop.ini
+
+# Recycle Bin used on file shares
+$RECYCLE.BIN/
+
+# Windows Installer files
+*.cab
+*.msi
+*.msm
+*.msp
+
+# Windows shortcuts
+*.lnk
+### JetBrains template
+# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio and Webstorm
+# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
+
+# User-specific stuff:
+.idea/**/workspace.xml
+.idea/**/tasks.xml
+.idea/dictionaries
+
+# Sensitive or high-churn files:
+.idea/**/dataSources/
+.idea/**/dataSources.ids
+.idea/**/dataSources.xml
+.idea/**/dataSources.local.xml
+.idea/**/sqlDataSources.xml
+.idea/**/dynamic.xml
+.idea/**/uiDesigner.xml
+
+# Gradle:
+.idea/**/gradle.xml
+.idea/**/libraries
+
+# Mongo Explorer plugin:
+.idea/**/mongoSettings.xml
+
+## File-based project format:
+*.iws
+
+## Plugin-specific files:
+
+# IntelliJ
+/out/
+
+# mpeltonen/sbt-idea plugin
+.idea_modules/
+
+# JIRA plugin
+atlassian-ide-plugin.xml
+
+# Crashlytics plugin (for Android Studio and IntelliJ)
+com_crashlytics_export_strings.xml
+crashlytics.properties
+crashlytics-build.properties
+fabric.properties
+

example.yaml

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+scripts:
+  - name: "backup"
+    recurrence: "hourly"
+    commands:
+      - "borgocli run create /backup/config/borgocli.yaml"
+      - "borgocli run prune /backup/config/borgocli.yaml"
+      - "borgocli run check /backup/config/borgocli.yaml"
+  - name: "someOther"

main.go

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+package main
+
+import (
+	"os"
+	"gopkg.in/yaml.v2"
+	"io/ioutil"
+	"regexp"
+	"errors"
+)
+
+type Config struct {
+	Scripts []Scripts
+}
+
+type Scripts struct {
+	Name       string
+	Recurrence string
+	Commands   []string
+}
+
+func main() {
+	var config Config
+	err := yaml.Unmarshal(readFile(os.Args[1]), &config)
+	check(err)
+	timeFolders := []string{"15min", "hourly", "daily", "weekly", "monthly"}
+
+	//Check whether recurrence entries are valid
+	for i := 0; i < len(config.Scripts); i++ {
+		match, err := regexp.MatchString("15min|hourly|daily|weekly|monthly", config.Scripts[i].Recurrence)
+		check(err)
+		if !match {
+			panic(errors.New("Invalid recurrence."))
+		}
+	}
+	//Remove old scripts
+	for j := 0; j < len(config.Scripts); j++ {
+		for i := 0; i < len(timeFolders); i++ {
+			path := "/etc/periodic/" + timeFolders[i] + "/" + config.Scripts[j].Name
+			if existsFile(path) {
+				os.Remove(path)
+			}
+		}
+	}
+
+	for i := 0; i < len(config.Scripts); i++ {
+		fileContent := "#!/bin/sh\n"
+		for j := 0; j < len(config.Scripts[i].Commands); j++ {
+			fileContent += config.Scripts[i].Commands[j] + "\n"
+		}
+		path := "/etc/periodic/" + config.Scripts[i].Recurrence + "/" + config.Scripts[i].Name
+		file, err := os.Create(path)
+		check(err)
+		file.WriteString(fileContent)
+		file.Sync()
+		os.Chmod(file.Name(), 0755)
+	}
+
+}
+
+func existsFile(path string) (bool, error) {
+	_, err := os.Stat(path)
+	if err == nil {
+		return true, nil
+	}
+	if os.IsNotExist(err) {
+		return false, nil
+	}
+	return true, err
+}
+
+func readFile(path string) []byte {
+	data, err := ioutil.ReadFile(path)
+	check(err)
+	return data
+}
+
+func check(e error) {
+	if e != nil {
+		panic(e)
+	}
+}