diff --git a/network/network.go b/network/network.go
index 33fe0e4..01b82d4 100644
--- a/network/network.go
+++ b/network/network.go
@@ -5,10 +5,12 @@ import (
 	"context"
 	"fmt"
 	"io/ioutil"
+	"math/rand"
 	"os"
 	"os/exec"
 	"path/filepath"
 	"regexp"
+	"strings"
 	"tinc-web-boot/utils"
 )
 
@@ -17,6 +19,11 @@ type Storage struct {
 }
 
 func (st *Storage) Init() error {
+	abs, err := filepath.Abs(st.Root)
+	if err != nil {
+		return err
+	}
+	st.Root = abs
 	return os.MkdirAll(st.Root, 0755)
 }
 
@@ -109,6 +116,12 @@ func (network *Network) IsDefined() bool {
 }
 
 func (network *Network) Configure(ctx context.Context, apiPort int, tincBin string) error {
+	if err := os.MkdirAll(network.hosts(), 0755); err != nil {
+		return err
+	}
+	if err := network.defineConfiguration(); err != nil {
+		return err
+	}
 	config, err := network.Read()
 	if err != nil {
 		return err
@@ -183,6 +196,42 @@ func (network *Network) indexPublicNodes() error {
 	return network.Update(config)
 }
 
+func (network *Network) defineConfiguration() error {
+	if network.IsDefined() {
+		return nil
+	}
+	hostname, _ := os.Hostname()
+	suffix := utils.RandStringRunesCustom(6, suffixRunes)
+	nodeName := regexp.MustCompile(`[^a-z0-9]*`).ReplaceAllString(strings.ToLower(hostname), "") + "_" + suffix
+	addressBytes := [4]uint8{
+		10,
+		uint8(rand.Intn(255)),
+		uint8(rand.Intn(255)),
+		1 + uint8(rand.Intn(254)),
+	}
+	subnet := fmt.Sprintf("%d.%d.%d.%d/%d", addressBytes[0],
+		addressBytes[1], addressBytes[2], addressBytes[3], 32)
+
+	config := &Config{
+		Name:      nodeName,
+		Port:      uint16(30000 + rand.Intn(35535)),
+		Interface: "tinc" + suffix,
+		AutoStart: false,
+	}
+
+	if err := network.Update(config); err != nil {
+		return err
+	}
+
+	nodeConfig := &Node{
+		Name:   nodeName,
+		Subnet: subnet,
+		Port:   config.Port,
+	}
+
+	return network.Put(nodeConfig)
+}
+
 func (network *Network) configFile() string {
 	return filepath.Join(network.Root, "tinc.conf")
 }
@@ -206,7 +255,7 @@ func (network *Network) privateKeyFile() string {
 
 func (network *Network) saveScript(name string, content string) error {
 	file := network.scriptFile(name)
-	err := ioutil.WriteFile(name, []byte(content), 0755)
+	err := ioutil.WriteFile(file, []byte(content), 0755)
 	if err != nil {
 		return fmt.Errorf("%s: generate script %s: %w", network.Name(), name, err)
 	}
@@ -234,3 +283,5 @@ func (network *Network) generateKeysIfNeeded(ctx context.Context, tincBin string
 
 	return cmd.Run()
 }
+
+var suffixRunes = []rune("ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789")
diff --git a/utils/flock.go b/utils/flock.go
deleted file mode 100644
index 531eac3..0000000
--- a/utils/flock.go
+++ /dev/null
@@ -1,79 +0,0 @@
-package utils
-
-import (
-	"context"
-	"sort"
-	"sync"
-)
-
-type Runner interface {
-	Run(ctx context.Context)
-}
-
-type runnerWrapper struct {
-	stop func()
-	done chan struct{}
-}
-
-type Flock struct {
-	runners map[string]*runnerWrapper
-	lock    sync.RWMutex
-	pool    sync.WaitGroup
-}
-
-func (fl *Flock) Add(ctx context.Context, name string, run Runner) {
-	fl.lock.Lock()
-	defer fl.lock.Unlock()
-	if fl.runners == nil {
-		fl.runners = make(map[string]*runnerWrapper)
-	}
-	old, ok := fl.runners[name]
-	if ok {
-		old.stop()
-	}
-	child, cancel := context.WithCancel(ctx)
-	wrap := &runnerWrapper{
-		stop: cancel,
-		done: make(chan struct{}),
-	}
-	fl.runners[name] = wrap
-	fl.pool.Add(1)
-	go func() {
-		defer fl.pool.Done()
-		defer cancel()
-		defer close(wrap.done)
-		run.Run(child)
-		fl.lock.Lock()
-		delete(fl.runners, name)
-		fl.lock.Unlock()
-	}()
-}
-
-func (fl *Flock) Remove(name string) <-chan struct{} {
-	fl.lock.Lock()
-	v, ok := fl.runners[name]
-	delete(fl.runners, name)
-	fl.lock.Unlock()
-	if ok {
-		v.stop()
-		return v.done
-	}
-	ch := make(chan struct{})
-	close(ch)
-	return ch
-}
-
-func (fl *Flock) WaitAll() {
-	fl.pool.Wait()
-}
-
-func (fl *Flock) List() []string {
-	fl.lock.RLock()
-	var ans = make([]string, 0, len(fl.runners))
-	for k := range fl.runners {
-		ans = append(ans, k)
-	}
-	fl.lock.RUnlock()
-	sort.Strings(ans)
-	return ans
-}
diff --git a/utils/rands.go b/utils/rands.go
new file mode 100644
index 0000000..9b49fae
--- /dev/null
+++ b/utils/rands.go
@@ -0,0 +1,17 @@
+package utils
+
+import "math/rand"
+
+var letterRunes = []rune("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ")
+
+func RandStringRunes(n int) string {
+	return RandStringRunesCustom(n, letterRunes)
+}
+
+func RandStringRunesCustom(n int, alphabet []rune) string {
+	b := make([]rune, n)
+	for i := range b {
+		b[i] = alphabet[rand.Intn(len(alphabet))]
+	}
+	return string(b)
+}