106 lines
2.7 KiB
Go
106 lines
2.7 KiB
Go
package main
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import (
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"encoding/json"
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"fmt"
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"io/ioutil"
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"os"
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"forge.cadoles.com/pcaseiro/templatefile/pkg/configs"
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"github.com/alexflint/go-arg"
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)
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func processGlobal(global configs.Service, templateDir string) error {
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fmt.Printf("FIXME Global %v %s\n", global, templateDir)
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return nil
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}
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func processConfigFiles(tpls []configs.ConfigFile, variables map[string]interface{}, templateDir string) error {
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values, err := json.Marshal(variables)
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if err != nil {
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return fmt.Errorf("Error unmarshaling values on template process; %v", err)
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}
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for _, tpl := range tpls {
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if err := tpl.Generate("/tmp/test", templateDir, values); err != nil {
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return fmt.Errorf("Template %s generation failed with error %v", tpl.Source, err)
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}
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}
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return nil
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}
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func processDaemons(daemon configs.SystemService) error {
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return daemon.Manage()
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}
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func processService(conf configs.Service, templateDir string) error {
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err := processConfigFiles(conf.ConfigFiles, conf.Vars, templateDir)
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if err != nil {
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return fmt.Errorf("ProcessingTemplatesFailed with error: %v", err)
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}
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err = processDaemons(conf.Daemon)
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if err != nil {
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return fmt.Errorf("Error managing service daemons: %v", err)
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}
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return nil
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}
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func processConfig(confpath string, templateDir string) (configs.TemplaterConfig, error) {
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var cnf configs.TemplaterConfig
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flContent, err := os.ReadFile(confpath)
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if err != nil {
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return cnf, fmt.Errorf("Confiuration read failed with error: %v", err)
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}
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err = json.Unmarshal(flContent, &cnf)
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if err != nil {
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return cnf, fmt.Errorf("Processing config failed with error: %v", err)
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}
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for name, svr := range cnf.Services {
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if name == "Global" {
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err = processGlobal(svr, templateDir)
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if err != nil {
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return cnf, fmt.Errorf("Error processing globals: %v", err)
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}
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} else {
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if err = processService(svr, templateDir); err != nil {
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return cnf, fmt.Errorf("Error processing service: %v", err)
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}
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}
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}
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return cnf, nil
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}
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func main() {
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var args struct {
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ConfigDirectory string `arg:"-c,--config-dir,env:CONFIG_DIR" help:"Configuration values directory path" default:"./data/config"`
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ConfigFile string `arg:"-f,--config-file,env:CONFIG_FILE" help:"Configuration file to procedss"`
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TemplateDirectory string `arg:"-t,--template-dir,env:TEMPLATE_DIR" help:"Template directory path" default:"./data/templates"`
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}
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arg.MustParse(&args)
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if args.ConfigFile != "" {
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_, err := processConfig(args.ConfigFile, args.TemplateDirectory)
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if err != nil {
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panic(err)
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}
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} else {
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files, err := ioutil.ReadDir(args.ConfigDirectory)
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if err != nil {
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panic(err)
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}
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for _, file := range files {
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fname := fmt.Sprintf("%s/%s", args.ConfigDirectory, file.Name())
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processConfig(fname, args.TemplateDirectory)
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}
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}
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}
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