Merge pull request 'wireguard: switch from gcfg to asciigoat.org/ini/basic' (#8) from pr-amery-wireguard-ini into main

Reviewed-on: #8

.gitignore

@@ -1 +1,2 @@
 .tmp
+.version

cmd/jpictl/main.go

@@ -2,6 +2,8 @@
 package main
 
 import (
+	_ "embed"
+
 	"github.com/spf13/cobra"
 )
 
@@ -12,8 +14,9 @@ const (
 
 var (
 	rootCmd = &cobra.Command{
-		Use:   CmdName,
+		Use:     CmdName,
-		Short: "control tool for jpi.cloud",
+		Short:   "control tool for jpi.cloud",
+		Version: version,
 	}
 )
 

cmd/jpictl/version.go

@@ -0,0 +1,31 @@
+package main
+
+import (
+	_ "embed"
+
+	"fmt"
+	"os"
+
+	"github.com/spf13/cobra"
+)
+
+//go:generate sh -c "git describe | tr -d '\r\n' > .version"
+//go:embed .version
+var version string
+
+var versionCmd = &cobra.Command{
+	Use:   "version",
+	Short: "Returns jpictl's version",
+	Args:  cobra.NoArgs,
+	Run: func(_ *cobra.Command, _ []string) {
+		_, _ = fmt.Fprintf(os.Stdout, "%s\n", version)
+	},
+}
+
+func init() {
+	if version == "" {
+		version = "undetermined"
+	}
+
+	rootCmd.AddCommand(versionCmd)
+}

pkg/cluster/cluster_scan.go

@@ -12,10 +12,6 @@ const (
 	// ZoneRegionsFileName indicates the file containing
 	// region names as references
 	ZoneRegionsFileName = "regions"
-
-	// RegionClusterTokenFileName contains the kubernetes
-	// token of the cluster this region represents
-	RegionClusterTokenFileName = "k8s_token"
 )
 
 func (m *Cluster) scan(opts *ScanOptions) error {
@@ -190,8 +186,6 @@ func (z *Zone) scan() error {
 		switch {
 		case name == ZoneRegionsFileName:
 			err = z.loadRegions()
-		case name == RegionClusterTokenFileName:
-			err = z.loadClusterToken()
 		case e.IsDir():
 			err = z.scanSubdirectory(name)
 		default:
@@ -224,28 +218,6 @@ func (z *Zone) loadRegions() error {
 	return err
 }
 
-func (z *Zone) loadClusterToken() error {
-	filename := path.Join(z.Name, RegionClusterTokenFileName)
-	lines, err := z.zones.ReadLines(filename)
-	if err == nil {
-		var token string
-
-		for _, s := range lines {
-			if s != "" {
-				token = s
-				break
-			}
-		}
-
-		err = z.zones.setRegionClusterToken(z.Name, token)
-		if err != nil {
-			err = core.Wrap(err, filename)
-		}
-	}
-
-	return err
-}
-
 func (z *Zone) scanSubdirectory(name string) error {
 	m := &Machine{
 		zone:   z,

pkg/cluster/regions.go

@@ -16,7 +16,6 @@ type Region struct {
 	zones []*Zone
 
 	Name    string
-	Cluster *string  `json:",omitempty" yaml:",omitempty"`
 	Regions []string `json:",omitempty" yaml:",omitempty"`
 }
 
@@ -107,26 +106,6 @@ func (m *Cluster) setRegionZones(name string, zones ...*Zone) {
 	})
 }
 
-func (m *Cluster) setRegionClusterToken(name string, token string) error {
-	for i := range m.Regions {
-		r := &m.Regions[i]
-
-		if r.Name == name {
-			// found
-			r.Cluster = &token
-			return nil
-		}
-	}
-
-	// new
-	m.Regions = append(m.Regions, Region{
-		m:       m,
-		Name:    name,
-		Cluster: &token,
-	})
-	return nil
-}
-
 func (m *Cluster) appendRegionRegions(name string, subs ...string) {
 	for i := range m.Regions {
 		r := &m.Regions[i]
@@ -212,7 +191,7 @@ func (z *Zone) SyncRegions() error {
 }
 
 func (z *Zone) syncZoneRegions() error {
-	name := filepath.Join(z.Name, ZoneRegionsFileName)
+	name := filepath.Join(z.Name, "regions")
 
 	if len(z.Regions) > 0 {
 		var buf bytes.Buffer
@@ -231,25 +210,9 @@ func (z *Zone) syncZoneRegions() error {
 // SyncRegions writes to the file system the regions covered
 // by this meta-region
 func (r *Region) SyncRegions() error {
-	if err := r.syncRegionsFile(); err != nil {
+	name := filepath.Join(r.Name, "regions")
-		return err
-	}
 
-	return r.syncClusterFile()
+	if len(r.Regions) > 0 {
-}
-
-func (r *Region) mkdir() error {
-	return r.m.MkdirAll(r.Name)
-}
-
-func (r *Region) syncRegionsFile() error {
-	var err error
-
-	name := filepath.Join(r.Name, ZoneRegionsFileName)
-
-	if len(r.Regions) == 0 {
-		err = r.m.RemoveFile(name)
-	} else if err = r.mkdir(); err == nil {
 		var buf bytes.Buffer
 
 		for _, s := range r.Regions {
@@ -257,29 +220,12 @@ func (r *Region) syncRegionsFile() error {
 			_, _ = buf.WriteRune('\n')
 		}
 
-		err = r.m.WriteStringFile(buf.String(), name)
+		if err := r.m.MkdirAll(r.Name); err != nil {
-	}
+			return err
-
-	return err
-}
-
-func (r *Region) syncClusterFile() error {
-	var err error
-
-	name := filepath.Join(r.Name, RegionClusterTokenFileName)
-
-	if r.Cluster == nil {
-		err = r.m.RemoveFile(name)
-	} else if err = r.mkdir(); err == nil {
-		var buf bytes.Buffer
-
-		_, _ = buf.WriteString(*r.Cluster)
-		if buf.Len() > 0 {
-			_, _ = buf.WriteRune('\n')
 		}
 
-		err = r.m.WriteStringFile(buf.String(), name)
+		return r.m.WriteStringFile(buf.String(), name)
 	}
 
-	return err
+	return r.m.RemoveFile(name)
 }