diff --git a/.forgejo/workflows/prerelease.yml b/.forgejo/workflows/prerelease.yml
index f9b8a43..fcb74c6 100644
--- a/.forgejo/workflows/prerelease.yml
+++ b/.forgejo/workflows/prerelease.yml
@@ -32,13 +32,7 @@ jobs:
       matrix:
         goos: [linux]
         goarch: [amd64]
-        binaries:
-          - db
-          - metadata
-          - metacli
-          - agent
-          - vpc
-          - dhcp
+        binaries: [db, metadata]
     uses: ./.forgejo/workflows/build.yml
     with:
       tag: ${{ needs.set-release-target.outputs.release_cible }}
@@ -46,28 +40,10 @@ jobs:
       goarch: ${{ matrix.goarch }}
       binari: ${{ matrix.binaries }}
     secrets: inherit
-  upload-scripts:
-    runs-on: docker
-    needs: [set-release-target]
-    strategy:
-      matrix:
-        script:
-          - run-dnsmasq-in-netns.sh
-    steps:
-      - uses: actions/checkout@v3
-      - name: Move asset
-        run: |
-          mkdir -p "dist"
-          cp scripts/${{ matrix.script }} dist/
-      - name: Upload script
-        uses: actions/upload-artifact@v3
-        with:
-          name: ${{ matrix.script }}-${{ needs.set-release-target.outputs.release_cible }}
-          path: dist/${{ matrix.script }}
   prerelease:
     runs-on: docker
     needs: [set-release-target, build]
     uses: ./.forgejo/workflows/release.yml
     with:
       tag: ${{ needs.set-release-target.outputs.release_cible }}
-    secrets: inherit
+    secrets: inherit
\ No newline at end of file
diff --git a/NOTICE.md b/NOTICE.md
new file mode 100644
index 0000000..d8b9386
--- /dev/null
+++ b/NOTICE.md
@@ -0,0 +1,11 @@
+# 🔒 Utilisation de logiciels open source
+
+Notre logiciel utilise des composants open source, notamment **NetBox**, un outil de gestion d'infrastructure réseau développé par la communauté NetBox.
+
+NetBox est distribué sous la **licence Apache License, Version 2.0**. Vous pouvez consulter cette licence à l'adresse suivante :  
+http://www.apache.org/licenses/LICENSE-2.0
+
+Aucune modification n’a été apportée à NetBox dans notre intégration. Il est utilisé tel quel, en tant que base de données d'infrastructure.
+
+Copyright © 2025 NetBox Contributors.  
+Nous reconnaissons et respectons le travail de la communauté NetBox.
\ No newline at end of file
diff --git a/cmd/agent/.keep b/cmd/agent/.keep
new file mode 100644
index 0000000..e69de29
diff --git a/cmd/agent/main.go b/cmd/agent/main.go
deleted file mode 100644
index 0f82e93..0000000
--- a/cmd/agent/main.go
+++ /dev/null
@@ -1,17 +0,0 @@
-package main
-
-import (
-	"fmt"
-	"os"
-)
-
-var (
-	bin_name = os.Args[0]
-)
-
-func main() {
-
-	fmt.Printf("%s: Start process\n", bin_name)
-
-	os.Exit(0)
-}
diff --git a/cmd/db/main.go b/cmd/db/main.go
index 1166f44..0c6c1ba 100644
--- a/cmd/db/main.go
+++ b/cmd/db/main.go
@@ -1,7 +1,6 @@
 package main
 
 import (
-	"flag"
 	"fmt"
 	"os"
 	"strings"
@@ -52,13 +51,17 @@ func AddInDB(dbName string, line string) error {
 	id := strings.Split(line, ";")[0] + "/bash"
 	key := []byte(dbName + "/" + id)
 
-	return kv.AddInDB(DB, string(key), line)
+	return DB.Update(func(txn *badger.Txn) error {
+		return txn.Set(key, []byte(line))
+	})
 }
 
 func DeleteInDB(dbName, id string) error {
 	key := []byte(dbName + "/" + id + "/bash")
 
-	return kv.DeleteInDB(DB, string(key))
+	return DB.Update(func(txn *badger.Txn) error {
+		return txn.Delete(key)
+	})
 }
 
 func CountInDB(dbName, id string) int {
@@ -122,13 +125,7 @@ func printDB() {
 }
 
 func main() {
-	conf_file := flag.String("conf", "/etc/two/agent.yml", "configuration file")
-
-	flag.Parse()
-
-	args := flag.Args()
-
-	conf, err := configuration.LoadConfig(*conf_file)
+	conf, err := configuration.LoadConfig("/etc/two/agent.yml")
 	if err != nil {
 		fmt.Println(err)
 		return
@@ -136,56 +133,56 @@ func main() {
 
 	DB = kv.InitDB(kv.Config{
 		Path: conf.Database.Path,
-	}, false)
+	})
 	defer DB.Close()
 
-	if len(args) < 1 {
+	if len(os.Args) < 2 {
 		fmt.Println("Usage: db <cmd> [args...]")
 		return
 	}
 
-	cmd := args[0]
+	cmd := os.Args[1]
 
 	switch cmd {
 	case "check_in_db":
-		if len(args) != 3 {
+		if len(os.Args) != 4 {
 			fmt.Println("Usage: check_in_db <db_name> <id>")
 			os.Exit(1)
 		}
-		ret := CheckInDB(args[1], args[2])
+		ret := CheckInDB(os.Args[2], os.Args[3])
 		os.Exit(ret)
 	case "add_in_db":
-		if len(args) < 3 {
+		if len(os.Args) < 4 {
 			fmt.Println("Usage: add_in_db <db_name> <line...>")
 			os.Exit(1)
 		}
-		line := strings.Join(args[2:], ";")
-		if err := AddInDB(args[1], line); err != nil {
+		line := strings.Join(os.Args[3:], ";")
+		if err := AddInDB(os.Args[2], line); err != nil {
 			fmt.Println("Error:", err)
 			os.Exit(1)
 		}
 	case "delete_in_db":
-		if len(args) != 3 {
+		if len(os.Args) != 4 {
 			fmt.Println("Usage: delete_in_db <db_name> <id>")
 			os.Exit(1)
 		}
-		if err := DeleteInDB(args[1], args[2]); err != nil {
+		if err := DeleteInDB(os.Args[2], os.Args[3]); err != nil {
 			fmt.Println("Error:", err)
 			os.Exit(1)
 		}
 	case "count_in_db":
-		if len(args) != 3 {
+		if len(os.Args) != 4 {
 			fmt.Println("Usage: count_in_db <db_name> <id>")
 			os.Exit(1)
 		}
-		count := CountInDB(args[1], args[2])
+		count := CountInDB(os.Args[2], os.Args[3])
 		fmt.Println(count)
 	case "get_from_db":
-		if len(args) != 3 {
+		if len(os.Args) != 4 {
 			fmt.Println("Usage: get_from_db <db_name> <id>")
 			os.Exit(1)
 		}
-		line, _ := GetFromDB(args[1], args[2])
+		line, _ := GetFromDB(os.Args[2], os.Args[3])
 		fmt.Println(line)
 	case "print":
 		printDB()
diff --git a/cmd/dhcp/main.go b/cmd/dhcp/main.go
deleted file mode 100644
index b2ce08d..0000000
--- a/cmd/dhcp/main.go
+++ /dev/null
@@ -1,64 +0,0 @@
-package main
-
-import (
-	"flag"
-	"fmt"
-	"net"
-	"os"
-
-	"git.g3e.fr/syonad/two/internal/dhcp"
-	"git.g3e.fr/syonad/two/pkg/systemd"
-)
-
-func main() {
-	subnet := flag.String("subnet", "", "Subnet CIDR (e.g. 10.10.10.0/24)")
-	name := flag.String("name", "", "Config name (e.g. vpc1_br-00002)")
-	gateway := flag.String("gateway", "", "Gateway IP (e.g. 10.10.10.1)")
-	confDir := flag.String("confdir", "/etc/dnsmasq.d", "dnsmasq config directory")
-	flag.Parse()
-
-	if *subnet == "" || *name == "" || *gateway == "" {
-		flag.Usage()
-		os.Exit(1)
-	}
-
-	_, network, err := net.ParseCIDR(*subnet)
-	if err != nil {
-		fmt.Fprintf(os.Stderr, "invalid subnet: %v\n", err)
-		os.Exit(1)
-	}
-
-	gw := net.ParseIP(*gateway)
-	if gw == nil {
-		fmt.Fprintf(os.Stderr, "invalid gateway IP: %q\n", *gateway)
-		os.Exit(1)
-	}
-
-	conf := dhcp.Config{
-		Network: network,
-		Gateway: gw,
-		Name:    *name,
-		ConfDir: *confDir,
-	}
-
-	confPath, err := dhcp.GenerateConfig(conf)
-	if err != nil {
-		fmt.Fprintf(os.Stderr, "error generating config: %v\n", err)
-		os.Exit(1)
-	}
-	fmt.Printf("dnsmasq config written to %s\n", confPath)
-
-	svc, err := systemd.New()
-	if err != nil {
-		fmt.Fprintf(os.Stderr, "error connecting to systemd: %v\n", err)
-		os.Exit(1)
-	}
-	defer svc.Close()
-
-	unit := "dnsmasq@" + *name + ".service"
-	if err := svc.Start(unit); err != nil {
-		fmt.Fprintf(os.Stderr, "error starting %s: %v\n", unit, err)
-		os.Exit(1)
-	}
-	fmt.Printf("started %s\n", unit)
-}
diff --git a/cmd/metacli/main.go b/cmd/metacli/main.go
deleted file mode 100644
index 20706d2..0000000
--- a/cmd/metacli/main.go
+++ /dev/null
@@ -1,49 +0,0 @@
-package main
-
-import (
-	"flag"
-	"fmt"
-
-	configuration "git.g3e.fr/syonad/two/internal/config/agent"
-	"git.g3e.fr/syonad/two/internal/metadata"
-	"git.g3e.fr/syonad/two/pkg/db/kv"
-)
-
-func main() {
-	conf_file := flag.String("conf", "/etc/two/agent.yml", "configuration file")
-	vm_name := flag.String("vm_name", "", "Nom de la vm")
-	vpc := flag.String("vpc_name", "", "vpc name")
-	bind_ip := flag.String("ip", "", "bind ip")
-	bind_port := flag.String("port", "", "bind port")
-	ssh_key := flag.String("key", "", "Clef ssh")
-	password := flag.String("pass", "", "password user")
-	start := flag.Bool("start", false, "start metadata server")
-	stop := flag.Bool("stop", false, "stop metadata server")
-	dryrun := flag.Bool("dryrun", false, "launch in dry node")
-
-	flag.Parse()
-
-	conf, err := configuration.LoadConfig(*conf_file)
-	if err != nil {
-		fmt.Println(err)
-		return
-	}
-
-	db := kv.InitDB(kv.Config{
-		Path: conf.Database.Path,
-	}, false)
-	defer db.Close()
-
-	if *start {
-		metadata.StartMetadata(metadata.NoCloudConfig{
-			VpcName:  *vpc,
-			Name:     *vm_name,
-			BindIP:   *bind_ip,
-			BindPort: *bind_port,
-			Password: *password,
-			SSHKEY:   *ssh_key,
-		}, db, *dryrun)
-	} else if *stop {
-		metadata.StopMetadata(*vm_name, db, *dryrun)
-	}
-}
diff --git a/cmd/metadata/main.go b/cmd/metadata/main.go
index 96e3f75..54bae88 100644
--- a/cmd/metadata/main.go
+++ b/cmd/metadata/main.go
@@ -1,27 +1,9 @@
 package main
 
 import (
-	"flag"
-
 	"git.g3e.fr/syonad/two/internal/metadata"
 )
 
-var (
-	iface      = flag.String("interface", "0.0.0.0", "Interface IP à écouter")
-	port       = flag.Int("port", 0, "Port à utiliser")
-	netns_name = flag.String("netns", "", "Network namespace à utiliser")
-	conf_file  = flag.String("conf", "/etc/two/agent.yml", "configuration file")
-	vm_name    = flag.String("vm", "", "Name of the vm")
-)
-
 func main() {
-	flag.Parse()
-
-	metadata.StartServer(metadata.ServerConfig{
-		Netns:    *netns_name,
-		Iface:    *iface,
-		Port:     *port,
-		ConfFile: *conf_file,
-		VmName:   *vm_name,
-	})
+	metadata.StartServer()
 }
diff --git a/cmd/vpc/main.go b/cmd/vpc/main.go
deleted file mode 100644
index e73f7e9..0000000
--- a/cmd/vpc/main.go
+++ /dev/null
@@ -1,65 +0,0 @@
-package main
-
-import (
-	"flag"
-	"fmt"
-	"os"
-
-	configuration "git.g3e.fr/syonad/two/internal/config/agent"
-	"git.g3e.fr/syonad/two/internal/vpc"
-	"git.g3e.fr/syonad/two/pkg/db/kv"
-	"github.com/dgraph-io/badger/v4"
-)
-
-var (
-	netns     = flag.String("netns", "", "Network namespace à faire")
-	name      = flag.String("name", "", "interface name")
-	action    = flag.String("action", "", "Action a faire")
-	conf_file = flag.String("conf", "/etc/two/agent.yml", "configuration file")
-)
-
-var DB *badger.DB
-
-func main() {
-	flag.Parse()
-
-	conf, err := configuration.LoadConfig(*conf_file)
-	if err != nil {
-		fmt.Println(err)
-		return
-	}
-
-	DB = kv.InitDB(kv.Config{
-		Path: conf.Database.Path,
-	}, false)
-	defer DB.Close()
-
-	switch *action {
-	case "create":
-		kv.AddInDB(DB, "vpc/"+*name+"/state", "creating")
-		if err := vpc.CreateVPC(DB, *name); err != nil {
-			fmt.Println(err)
-		}
-	case "delete":
-		kv.AddInDB(DB, "vpc/"+*name+"/state", "deleting")
-		if err := vpc.DeleteVPC(DB, *name); err != nil {
-			fmt.Println(err)
-		}
-		if state, err := kv.GetFromDB(DB, "vpc/"+*name+"/state"); err != nil {
-			fmt.Println(err)
-			os.Exit(1)
-		} else if state == "deleted" {
-			kv.DeleteInDB(DB, "vpc/"+*name)
-		}
-	case "check":
-		if state, err := kv.GetFromDB(DB, "vpc/"+*name+"/state"); err != nil {
-			os.Exit(1)
-		} else if state != "created" {
-			os.Exit(1)
-		}
-	default:
-		fmt.Printf("Available commande:\n - create\n - delete\n - check\n")
-		os.Exit(1)
-	}
-	os.Exit(0)
-}
diff --git a/conf/agent/config.dev.yml b/conf/agent/config.dev.yml
deleted file mode 100644
index 62cb624..0000000
--- a/conf/agent/config.dev.yml
+++ /dev/null
@@ -1,2 +0,0 @@
-database:
-  path: "./data/"
\ No newline at end of file
diff --git a/conf/agent/config.exemple.yml b/exemple/agent/config.exemple.yml
similarity index 100%
rename from conf/agent/config.exemple.yml
rename to exemple/agent/config.exemple.yml
diff --git a/go.mod b/go.mod
index 7430e72..cbc34b5 100644
--- a/go.mod
+++ b/go.mod
@@ -1,12 +1,9 @@
 module git.g3e.fr/syonad/two
 
-go 1.24.0
-
-toolchain go1.24.11
+go 1.23.8
 
 require (
 	github.com/cespare/xxhash/v2 v2.3.0 // indirect
-	github.com/coreos/go-systemd/v22 v22.6.0 // indirect
 	github.com/dgraph-io/badger/v4 v4.8.0 // indirect
 	github.com/dgraph-io/ristretto/v2 v2.2.0 // indirect
 	github.com/dustin/go-humanize v1.0.1 // indirect
@@ -14,7 +11,6 @@ require (
 	github.com/go-logr/logr v1.4.3 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
 	github.com/go-viper/mapstructure/v2 v2.4.0 // indirect
-	github.com/godbus/dbus/v5 v5.1.0 // indirect
 	github.com/google/flatbuffers v25.2.10+incompatible // indirect
 	github.com/klauspost/compress v1.18.0 // indirect
 	github.com/pelletier/go-toml/v2 v2.2.4 // indirect
@@ -25,15 +21,13 @@ require (
 	github.com/spf13/pflag v1.0.10 // indirect
 	github.com/spf13/viper v1.21.0 // indirect
 	github.com/subosito/gotenv v1.6.0 // indirect
-	github.com/vishvananda/netlink v1.3.1 // indirect
-	github.com/vishvananda/netns v0.0.5 // indirect
 	go.opentelemetry.io/auto/sdk v1.1.0 // indirect
 	go.opentelemetry.io/otel v1.37.0 // indirect
 	go.opentelemetry.io/otel/metric v1.37.0 // indirect
 	go.opentelemetry.io/otel/trace v1.37.0 // indirect
 	go.yaml.in/yaml/v3 v3.0.4 // indirect
 	golang.org/x/net v0.41.0 // indirect
-	golang.org/x/sys v0.39.0 // indirect
+	golang.org/x/sys v0.34.0 // indirect
 	golang.org/x/text v0.28.0 // indirect
 	google.golang.org/protobuf v1.36.6 // indirect
 )
diff --git a/go.sum b/go.sum
index 73d16f3..2482f6c 100644
--- a/go.sum
+++ b/go.sum
@@ -1,7 +1,5 @@
 github.com/cespare/xxhash/v2 v2.3.0 h1:UL815xU9SqsFlibzuggzjXhog7bL6oX9BbNZnL2UFvs=
 github.com/cespare/xxhash/v2 v2.3.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
-github.com/coreos/go-systemd/v22 v22.6.0 h1:aGVa/v8B7hpb0TKl0MWoAavPDmHvobFe5R5zn0bCJWo=
-github.com/coreos/go-systemd/v22 v22.6.0/go.mod h1:iG+pp635Fo7ZmV/j14KUcmEyWF+0X7Lua8rrTWzYgWU=
 github.com/dgraph-io/badger/v4 v4.8.0 h1:JYph1ChBijCw8SLeybvPINizbDKWZ5n/GYbz2yhN/bs=
 github.com/dgraph-io/badger/v4 v4.8.0/go.mod h1:U6on6e8k/RTbUWxqKR0MvugJuVmkxSNc79ap4917h4w=
 github.com/dgraph-io/ristretto/v2 v2.2.0 h1:bkY3XzJcXoMuELV8F+vS8kzNgicwQFAaGINAEJdWGOM=
@@ -17,8 +15,6 @@ github.com/go-logr/stdr v1.2.2 h1:hSWxHoqTgW2S2qGc0LTAI563KZ5YKYRhT3MFKZMbjag=
 github.com/go-logr/stdr v1.2.2/go.mod h1:mMo/vtBO5dYbehREoey6XUKy/eSumjCCveDpRre4VKE=
 github.com/go-viper/mapstructure/v2 v2.4.0 h1:EBsztssimR/CONLSZZ04E8qAkxNYq4Qp9LvH92wZUgs=
 github.com/go-viper/mapstructure/v2 v2.4.0/go.mod h1:oJDH3BJKyqBA2TXFhDsKDGDTlndYOZ6rGS0BRZIxGhM=
-github.com/godbus/dbus/v5 v5.1.0 h1:4KLkAxT3aOY8Li4FRJe/KvhoNFFxo0m6fNuFUO8QJUk=
-github.com/godbus/dbus/v5 v5.1.0/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
 github.com/google/flatbuffers v25.2.10+incompatible h1:F3vclr7C3HpB1k9mxCGRMXq6FdUalZ6H/pNX4FP1v0Q=
 github.com/google/flatbuffers v25.2.10+incompatible/go.mod h1:1AeVuKshWv4vARoZatz6mlQ0JxURH0Kv5+zNeJKJCa8=
 github.com/klauspost/compress v1.18.0 h1:c/Cqfb0r+Yi+JtIEq73FWXVkRonBlf0CRNYc8Zttxdo=
@@ -39,10 +35,6 @@ github.com/spf13/viper v1.21.0 h1:x5S+0EU27Lbphp4UKm1C+1oQO+rKx36vfCoaVebLFSU=
 github.com/spf13/viper v1.21.0/go.mod h1:P0lhsswPGWD/1lZJ9ny3fYnVqxiegrlNrEmgLjbTCAY=
 github.com/subosito/gotenv v1.6.0 h1:9NlTDc1FTs4qu0DDq7AEtTPNw6SVm7uBMsUCUjABIf8=
 github.com/subosito/gotenv v1.6.0/go.mod h1:Dk4QP5c2W3ibzajGcXpNraDfq2IrhjMIvMSWPKKo0FU=
-github.com/vishvananda/netlink v1.3.1 h1:3AEMt62VKqz90r0tmNhog0r/PpWKmrEShJU0wJW6bV0=
-github.com/vishvananda/netlink v1.3.1/go.mod h1:ARtKouGSTGchR8aMwmkzC0qiNPrrWO5JS/XMVl45+b4=
-github.com/vishvananda/netns v0.0.5 h1:DfiHV+j8bA32MFM7bfEunvT8IAqQ/NzSJHtcmW5zdEY=
-github.com/vishvananda/netns v0.0.5/go.mod h1:SpkAiCQRtJ6TvvxPnOSyH3BMl6unz3xZlaprSwhNNJM=
 go.opentelemetry.io/auto/sdk v1.1.0 h1:cH53jehLUN6UFLY71z+NDOiNJqDdPRaXzTel0sJySYA=
 go.opentelemetry.io/auto/sdk v1.1.0/go.mod h1:3wSPjt5PWp2RhlCcmmOial7AvC4DQqZb7a7wCow3W8A=
 go.opentelemetry.io/otel v1.37.0 h1:9zhNfelUvx0KBfu/gb+ZgeAfAgtWrfHJZcAqFC228wQ=
@@ -55,12 +47,8 @@ go.yaml.in/yaml/v3 v3.0.4 h1:tfq32ie2Jv2UxXFdLJdh3jXuOzWiL1fo0bu/FbuKpbc=
 go.yaml.in/yaml/v3 v3.0.4/go.mod h1:DhzuOOF2ATzADvBadXxruRBLzYTpT36CKvDb3+aBEFg=
 golang.org/x/net v0.41.0 h1:vBTly1HeNPEn3wtREYfy4GZ/NECgw2Cnl+nK6Nz3uvw=
 golang.org/x/net v0.41.0/go.mod h1:B/K4NNqkfmg07DQYrbwvSluqCJOOXwUjeb/5lOisjbA=
-golang.org/x/sys v0.2.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.10.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.34.0 h1:H5Y5sJ2L2JRdyv7ROF1he/lPdvFsd0mJHFw2ThKHxLA=
 golang.org/x/sys v0.34.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
-golang.org/x/sys v0.39.0 h1:CvCKL8MeisomCi6qNZ+wbb0DN9E5AATixKsvNtMoMFk=
-golang.org/x/sys v0.39.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
 golang.org/x/text v0.28.0 h1:rhazDwis8INMIwQ4tpjLDzUhx6RlXqZNPEM0huQojng=
 golang.org/x/text v0.28.0/go.mod h1:U8nCwOR8jO/marOQ0QbDiOngZVEBB7MAiitBuMjXiNU=
 google.golang.org/protobuf v1.36.6 h1:z1NpPI8ku2WgiWnf+t9wTPsn6eP1L7ksHUlkfLvd9xY=
diff --git a/internal/.keep b/internal/.keep
new file mode 100644
index 0000000..e69de29
diff --git a/internal/config/agent/config_test.go b/internal/config/agent/config_test.go
deleted file mode 100644
index d0f3d31..0000000
--- a/internal/config/agent/config_test.go
+++ /dev/null
@@ -1,83 +0,0 @@
-package configuration
-
-import (
-	"os"
-	"path/filepath"
-	"testing"
-)
-
-func writeYAML(t *testing.T, content string) string {
-	t.Helper()
-	path := filepath.Join(t.TempDir(), "config.yml")
-	if err := os.WriteFile(path, []byte(content), 0644); err != nil {
-		t.Fatalf("impossible d'écrire le fichier de config : %v", err)
-	}
-	return path
-}
-
-// --- LoadConfig ---
-
-func TestLoadConfig_ValidFile(t *testing.T) {
-	path := writeYAML(t, `
-database:
-  path: /tmp/mydb
-`)
-	cfg, err := LoadConfig(path)
-	if err != nil {
-		t.Fatalf("LoadConfig a échoué : %v", err)
-	}
-	if cfg.Database.Path != "/tmp/mydb" {
-		t.Errorf("database.path attendu %q, obtenu %q", "/tmp/mydb", cfg.Database.Path)
-	}
-}
-
-func TestLoadConfig_DefaultPath(t *testing.T) {
-	// Fichier vide → viper applique la valeur par défaut
-	path := writeYAML(t, "")
-	cfg, err := LoadConfig(path)
-	if err != nil {
-		t.Fatalf("LoadConfig a échoué : %v", err)
-	}
-	if cfg.Database.Path != "/var/lib/two/data/" {
-		t.Errorf("valeur par défaut attendue %q, obtenu %q", "/var/lib/two/data/", cfg.Database.Path)
-	}
-}
-
-func TestLoadConfig_MissingFile_UsesDefaults(t *testing.T) {
-	// Fichier inexistant : viper ignore l'erreur ReadInConfig et retourne les défauts
-	cfg, err := LoadConfig("/chemin/inexistant/config.yml")
-	if err != nil {
-		t.Fatalf("LoadConfig devrait retourner les défauts si le fichier est absent : %v", err)
-	}
-	if cfg.Database.Path != "/var/lib/two/data/" {
-		t.Errorf("valeur par défaut attendue, obtenu %q", cfg.Database.Path)
-	}
-}
-
-func TestLoadConfig_PartialConfig_MissingDatabaseKey(t *testing.T) {
-	// Fichier sans la clé database → valeur par défaut
-	path := writeYAML(t, `
-autrekey: valeur
-`)
-	cfg, err := LoadConfig(path)
-	if err != nil {
-		t.Fatalf("LoadConfig a échoué : %v", err)
-	}
-	if cfg.Database.Path != "/var/lib/two/data/" {
-		t.Errorf("valeur par défaut attendue, obtenu %q", cfg.Database.Path)
-	}
-}
-
-func TestLoadConfig_CustomPath(t *testing.T) {
-	path := writeYAML(t, `
-database:
-  path: /opt/two/data
-`)
-	cfg, err := LoadConfig(path)
-	if err != nil {
-		t.Fatalf("LoadConfig a échoué : %v", err)
-	}
-	if cfg.Database.Path != "/opt/two/data" {
-		t.Errorf("attendu %q, obtenu %q", "/opt/two/data", cfg.Database.Path)
-	}
-}
diff --git a/internal/config/agent/struct.go b/internal/config/agent/struct.go
index c9537bf..12a46d3 100644
--- a/internal/config/agent/struct.go
+++ b/internal/config/agent/struct.go
@@ -17,7 +17,9 @@ func LoadConfig(path string) (*Config, error) {
 
 	v.SetDefault("database.path", "/var/lib/two/data/")
 
-	v.ReadInConfig()
+	if err := v.ReadInConfig(); err != nil {
+		return nil, err
+	}
 
 	var cfg Config
 	if err := v.Unmarshal(&cfg); err != nil {
diff --git a/internal/dhcp/dhcp_test.go b/internal/dhcp/dhcp_test.go
deleted file mode 100644
index c4a659f..0000000
--- a/internal/dhcp/dhcp_test.go
+++ /dev/null
@@ -1,157 +0,0 @@
-package dhcp
-
-import (
-	"net"
-	"os"
-	"path/filepath"
-	"strings"
-	"testing"
-)
-
-func parseNet(t *testing.T, cidr string) *net.IPNet {
-	t.Helper()
-	_, network, err := net.ParseCIDR(cidr)
-	if err != nil {
-		t.Fatalf("ParseCIDR(%q) : %v", cidr, err)
-	}
-	return network
-}
-
-// --- cloneIP ---
-
-func TestCloneIP_IsIndependent(t *testing.T) {
-	ip := net.ParseIP("10.0.0.1").To4()
-	clone := cloneIP(ip)
-	clone[3] = 99
-	if ip[3] == 99 {
-		t.Error("cloneIP devrait retourner une copie indépendante")
-	}
-}
-
-// --- incrementIP ---
-
-func TestIncrementIP_Simple(t *testing.T) {
-	ip := net.ParseIP("10.0.0.1").To4()
-	incrementIP(ip)
-	if ip.String() != "10.0.0.2" {
-		t.Errorf("attendu 10.0.0.2, obtenu %s", ip)
-	}
-}
-
-func TestIncrementIP_Carry(t *testing.T) {
-	ip := net.ParseIP("10.0.0.255").To4()
-	incrementIP(ip)
-	if ip.String() != "10.0.1.0" {
-		t.Errorf("attendu 10.0.1.0, obtenu %s", ip)
-	}
-}
-
-// --- GenerateConfig ---
-
-func newConf(t *testing.T, cidr string) Config {
-	t.Helper()
-	_, network, _ := net.ParseCIDR(cidr)
-	return Config{
-		Network: network,
-		Gateway: net.ParseIP("192.168.1.1").To4(),
-		Name:    "test",
-		ConfDir: t.TempDir(),
-	}
-}
-
-func TestGenerateConfig_CreatesFile(t *testing.T) {
-	conf := newConf(t, "192.168.1.0/29") // 6 hôtes
-	path, err := GenerateConfig(conf)
-	if err != nil {
-		t.Fatalf("GenerateConfig a échoué : %v", err)
-	}
-
-	if _, err := os.Stat(path); os.IsNotExist(err) {
-		t.Errorf("le fichier %q n'a pas été créé", path)
-	}
-}
-
-func TestGenerateConfig_FilenameMatchesName(t *testing.T) {
-	conf := newConf(t, "192.168.1.0/29")
-	path, err := GenerateConfig(conf)
-	if err != nil {
-		t.Fatalf("GenerateConfig a échoué : %v", err)
-	}
-
-	expected := filepath.Join(conf.ConfDir, "test.conf")
-	if path != expected {
-		t.Errorf("chemin attendu %q, obtenu %q", expected, path)
-	}
-}
-
-func TestGenerateConfig_ContainsGateway(t *testing.T) {
-	conf := newConf(t, "192.168.1.0/29")
-	path, _ := GenerateConfig(conf)
-	content, _ := os.ReadFile(path)
-
-	if !strings.Contains(string(content), "dhcp-option=3,192.168.1.1") {
-		t.Errorf("gateway absente du fichier généré :\n%s", content)
-	}
-}
-
-func TestGenerateConfig_ContainsDhcpRange(t *testing.T) {
-	_, network, _ := net.ParseCIDR("10.10.0.0/24")
-	conf := Config{
-		Network: network,
-		Gateway: net.ParseIP("10.10.0.1").To4(),
-		Name:    "vpc1",
-		ConfDir: t.TempDir(),
-	}
-	path, _ := GenerateConfig(conf)
-	content, _ := os.ReadFile(path)
-
-	if !strings.Contains(string(content), "dhcp-range=10.10.0.0,static,255.255.255.0,12h") {
-		t.Errorf("dhcp-range absent ou incorrect :\n%s", content)
-	}
-}
-
-func TestGenerateConfig_OneHostEntryPerIP(t *testing.T) {
-	// /29 = réseau + broadcast + 6 hôtes → 8 adresses
-	conf := newConf(t, "10.0.0.0/29")
-	path, _ := GenerateConfig(conf)
-	content, _ := os.ReadFile(path)
-
-	lines := strings.Split(string(content), "\n")
-	count := 0
-	for _, l := range lines {
-		if strings.HasPrefix(l, "dhcp-host=") {
-			count++
-		}
-	}
-	// /29 contient 8 adresses (0 à 7)
-	if count != 8 {
-		t.Errorf("attendu 8 entrées dhcp-host, obtenu %d", count)
-	}
-}
-
-func TestGenerateConfig_MACPrefix(t *testing.T) {
-	conf := newConf(t, "10.0.0.0/30") // 4 adresses
-	path, _ := GenerateConfig(conf)
-	content, _ := os.ReadFile(path)
-
-	if !strings.Contains(string(content), "00:22:33:") {
-		t.Errorf("préfixe MAC 00:22:33: absent :\n%s", content)
-	}
-}
-
-func TestGenerateConfig_CreatesConfDir(t *testing.T) {
-	dir := filepath.Join(t.TempDir(), "sous", "dossier")
-	_, network, _ := net.ParseCIDR("10.0.0.0/30")
-	conf := Config{
-		Network: network,
-		Gateway: net.ParseIP("10.0.0.1").To4(),
-		Name:    "net",
-		ConfDir: dir,
-	}
-	if _, err := GenerateConfig(conf); err != nil {
-		t.Fatalf("GenerateConfig devrait créer les répertoires manquants : %v", err)
-	}
-	if _, err := os.Stat(dir); os.IsNotExist(err) {
-		t.Errorf("répertoire %q non créé", dir)
-	}
-}
diff --git a/internal/dhcp/generate.go b/internal/dhcp/generate.go
deleted file mode 100644
index 01bfe20..0000000
--- a/internal/dhcp/generate.go
+++ /dev/null
@@ -1,47 +0,0 @@
-package dhcp
-
-import (
-	"fmt"
-	"net"
-	"os"
-	"path/filepath"
-	"strings"
-)
-
-func GenerateConfig(c Config) (string, error) {
-	mask := fmt.Sprintf("%d.%d.%d.%d", c.Network.Mask[0], c.Network.Mask[1], c.Network.Mask[2], c.Network.Mask[3])
-
-	var sb strings.Builder
-	fmt.Fprintf(&sb, "no-resolv\n")
-	fmt.Fprintf(&sb, "dhcp-range=%s,static,%s,12h\n", c.Network.IP.String(), mask)
-	fmt.Fprintf(&sb, "dhcp-option=3,%s\n", c.Gateway.String())
-	fmt.Fprintf(&sb, "dhcp-option=6,1.1.1.1,8.8.8.8\n\n")
-
-	i := 0
-	for ip := cloneIP(c.Network.IP); c.Network.Contains(ip); incrementIP(ip) {
-		fmt.Fprintf(&sb, "dhcp-host=00:22:33:%02X:%02X:%02X,%s\n",
-			(i>>16)&0xFF, (i>>8)&0xFF, i&0xFF, ip)
-		i++
-	}
-
-	outPath := filepath.Join(c.ConfDir, c.Name+".conf")
-	if err := os.MkdirAll(c.ConfDir, 0755); err != nil {
-		return "", err
-	}
-	return outPath, os.WriteFile(outPath, []byte(sb.String()), 0644)
-}
-
-func incrementIP(ip net.IP) {
-	for j := len(ip) - 1; j >= 0; j-- {
-		ip[j]++
-		if ip[j] != 0 {
-			break
-		}
-	}
-}
-
-func cloneIP(ip net.IP) net.IP {
-	clone := make(net.IP, len(ip))
-	copy(clone, ip)
-	return clone
-}
diff --git a/internal/dhcp/struct.go b/internal/dhcp/struct.go
deleted file mode 100644
index 4c69b9c..0000000
--- a/internal/dhcp/struct.go
+++ /dev/null
@@ -1,12 +0,0 @@
-package dhcp
-
-import (
-	"net"
-)
-
-type Config struct {
-	Network *net.IPNet
-	Gateway net.IP
-	Name    string
-	ConfDir string
-}
diff --git a/internal/metadata/handle.go b/internal/metadata/handle.go
deleted file mode 100644
index 33ac088..0000000
--- a/internal/metadata/handle.go
+++ /dev/null
@@ -1,26 +0,0 @@
-package metadata
-
-import (
-	"git.g3e.fr/syonad/two/pkg/systemd"
-	"github.com/dgraph-io/badger/v4"
-)
-
-func StartMetadata(config NoCloudConfig, db *badger.DB, dryrun bool) {
-	service, _ := systemd.New()
-	defer service.Close()
-
-	LoadNcCloudInDB(config, db)
-	if !dryrun {
-		service.Start("metadata@" + config.Name)
-	}
-}
-
-func StopMetadata(vm_name string, db *badger.DB, dryrun bool) {
-	service, _ := systemd.New()
-	defer service.Close()
-
-	UnLoadNoCloudInDB(vm_name, db)
-	if !dryrun {
-		service.Stop("metadata@" + vm_name)
-	}
-}
diff --git a/internal/metadata/metadata_test.go b/internal/metadata/metadata_test.go
deleted file mode 100644
index 62a2830..0000000
--- a/internal/metadata/metadata_test.go
+++ /dev/null
@@ -1,200 +0,0 @@
-package metadata
-
-import (
-	"strings"
-	"testing"
-
-	"git.g3e.fr/syonad/two/pkg/db/kv"
-)
-
-func newCfg() NoCloudConfig {
-	return NoCloudConfig{
-		VpcName:  "vpc-test",
-		BindIP:   "169.254.169.254",
-		BindPort: "80",
-		Name:     "vm1",
-		Password: "s3cr3t",
-		SSHKEY:   "ssh-ed25519 AAAA... user@host",
-	}
-}
-
-func newTestDB(t *testing.T) interface{ Close() error } {
-	t.Helper()
-	db := kv.InitDB(kv.Config{Path: t.TempDir()}, false)
-	t.Cleanup(func() { db.Close() })
-	return db
-}
-
-// --- RenderConfig ---
-
-func TestRenderConfig_MetaData(t *testing.T) {
-	cfg := newCfg()
-	out, err := RenderConfig("templates/meta-data.tmpl", cfg)
-	if err != nil {
-		t.Fatalf("RenderConfig meta-data : %v", err)
-	}
-	if !strings.Contains(out, "instance-id: vm1") {
-		t.Errorf("instance-id absent :\n%s", out)
-	}
-	if !strings.Contains(out, "local-hostname: vm1") {
-		t.Errorf("local-hostname absent :\n%s", out)
-	}
-}
-
-func TestRenderConfig_VendorData_ContainsPassword(t *testing.T) {
-	cfg := newCfg()
-	out, err := RenderConfig("templates/vendor-data.tmpl", cfg)
-	if err != nil {
-		t.Fatalf("RenderConfig vendor-data : %v", err)
-	}
-	if !strings.Contains(out, "s3cr3t") {
-		t.Errorf("password absent du vendor-data :\n%s", out)
-	}
-}
-
-func TestRenderConfig_VendorData_ContainsSSHKey(t *testing.T) {
-	cfg := newCfg()
-	out, err := RenderConfig("templates/vendor-data.tmpl", cfg)
-	if err != nil {
-		t.Fatalf("RenderConfig vendor-data : %v", err)
-	}
-	if !strings.Contains(out, "ssh-ed25519 AAAA... user@host") {
-		t.Errorf("clé SSH absente du vendor-data :\n%s", out)
-	}
-}
-
-func TestRenderConfig_NetworkConfig(t *testing.T) {
-	cfg := newCfg()
-	out, err := RenderConfig("templates/network-config.tmpl", cfg)
-	if err != nil {
-		t.Fatalf("RenderConfig network-config : %v", err)
-	}
-	if !strings.Contains(out, "dhcp4: true") {
-		t.Errorf("dhcp4 absent du network-config :\n%s", out)
-	}
-}
-
-func TestRenderConfig_UserData(t *testing.T) {
-	cfg := newCfg()
-	out, err := RenderConfig("templates/user-data.tmpl", cfg)
-	if err != nil {
-		t.Fatalf("RenderConfig user-data : %v", err)
-	}
-	if !strings.Contains(out, "passwd -d root") {
-		t.Errorf("user-data inattendu :\n%s", out)
-	}
-}
-
-func TestRenderConfig_InvalidTemplate(t *testing.T) {
-	_, err := RenderConfig("templates/inexistant.tmpl", newCfg())
-	if err == nil {
-		t.Error("RenderConfig devrait retourner une erreur pour un template inexistant")
-	}
-}
-
-func TestRenderConfig_SpecialCharsInName(t *testing.T) {
-	cfg := newCfg()
-	cfg.Name = "vm-prod-01"
-	out, err := RenderConfig("templates/meta-data.tmpl", cfg)
-	if err != nil {
-		t.Fatalf("RenderConfig : %v", err)
-	}
-	if !strings.Contains(out, "vm-prod-01") {
-		t.Errorf("nom vm-prod-01 absent :\n%s", out)
-	}
-}
-
-// --- LoadNcCloudInDB / UnLoadNoCloudInDB ---
-
-func TestLoadNcCloudInDB_StoresAllKeys(t *testing.T) {
-	db := kv.InitDB(kv.Config{Path: t.TempDir()}, false)
-	t.Cleanup(func() { db.Close() })
-
-	cfg := newCfg()
-	LoadNcCloudInDB(cfg, db)
-
-	keys := []string{
-		"metadata/vm1/meta-data",
-		"metadata/vm1/user-data",
-		"metadata/vm1/network-config",
-		"metadata/vm1/vendor-data",
-		"metadata/vm1/vpc",
-		"metadata/vm1/bind_ip",
-		"metadata/vm1/bind_port",
-	}
-	for _, key := range keys {
-		val, err := kv.GetFromDB(db, key)
-		if err != nil {
-			t.Errorf("clé %q absente après LoadNcCloudInDB : %v", key, err)
-		}
-		if val == "" && key != "metadata/vm1/user-data" {
-			t.Errorf("clé %q vide après LoadNcCloudInDB", key)
-		}
-	}
-}
-
-func TestLoadNcCloudInDB_VpcAndBindValues(t *testing.T) {
-	db := kv.InitDB(kv.Config{Path: t.TempDir()}, false)
-	t.Cleanup(func() { db.Close() })
-
-	cfg := newCfg()
-	LoadNcCloudInDB(cfg, db)
-
-	vpc, _ := kv.GetFromDB(db, "metadata/vm1/vpc")
-	if vpc != "vpc-test" {
-		t.Errorf("vpc attendu %q, obtenu %q", "vpc-test", vpc)
-	}
-
-	ip, _ := kv.GetFromDB(db, "metadata/vm1/bind_ip")
-	if ip != "169.254.169.254" {
-		t.Errorf("bind_ip attendu %q, obtenu %q", "169.254.169.254", ip)
-	}
-
-	port, _ := kv.GetFromDB(db, "metadata/vm1/bind_port")
-	if port != "80" {
-		t.Errorf("bind_port attendu %q, obtenu %q", "80", port)
-	}
-}
-
-func TestUnLoadNoCloudInDB_RemovesAllKeys(t *testing.T) {
-	db := kv.InitDB(kv.Config{Path: t.TempDir()}, false)
-	t.Cleanup(func() { db.Close() })
-
-	cfg := newCfg()
-	LoadNcCloudInDB(cfg, db)
-	UnLoadNoCloudInDB("vm1", db)
-
-	keys := []string{
-		"metadata/vm1/meta-data",
-		"metadata/vm1/user-data",
-		"metadata/vm1/network-config",
-		"metadata/vm1/vendor-data",
-		"metadata/vm1/vpc",
-		"metadata/vm1/bind_ip",
-		"metadata/vm1/bind_port",
-	}
-	for _, key := range keys {
-		_, err := kv.GetFromDB(db, key)
-		if err == nil {
-			t.Errorf("clé %q devrait être supprimée après UnLoadNoCloudInDB", key)
-		}
-	}
-}
-
-func TestUnLoadNoCloudInDB_DoesNotAffectOtherVMs(t *testing.T) {
-	db := kv.InitDB(kv.Config{Path: t.TempDir()}, false)
-	t.Cleanup(func() { db.Close() })
-
-	cfg1 := newCfg()
-	cfg2 := newCfg()
-	cfg2.Name = "vm2"
-	LoadNcCloudInDB(cfg1, db)
-	LoadNcCloudInDB(cfg2, db)
-
-	UnLoadNoCloudInDB("vm1", db)
-
-	_, err := kv.GetFromDB(db, "metadata/vm2/vpc")
-	if err != nil {
-		t.Errorf("vm2 ne devrait pas être supprimée : %v", err)
-	}
-}
diff --git a/internal/metadata/render.go b/internal/metadata/render.go
deleted file mode 100644
index f6c3cae..0000000
--- a/internal/metadata/render.go
+++ /dev/null
@@ -1,46 +0,0 @@
-package metadata
-
-import (
-	"bytes"
-	"embed"
-	"text/template"
-
-	"git.g3e.fr/syonad/two/pkg/db/kv"
-	"github.com/dgraph-io/badger/v4"
-)
-
-//go:embed templates/*.tmpl
-var templateFS embed.FS
-
-func RenderConfig(path string, cfg NoCloudConfig) (string, error) {
-	tpl, err := template.ParseFS(templateFS, path)
-	if err != nil {
-		return "", err
-	}
-
-	var buf bytes.Buffer
-	if err := tpl.Execute(&buf, cfg); err != nil {
-		return "", err
-	}
-
-	return buf.String(), nil
-}
-
-func LoadNcCloudInDB(config NoCloudConfig, db *badger.DB) {
-	meta_data, _ := RenderConfig("templates/meta-data.tmpl", config)
-	user_data, _ := RenderConfig("templates/user-data.tmpl", config)
-	network_config, _ := RenderConfig("templates/network-config.tmpl", config)
-	vendor_data, _ := RenderConfig("templates/vendor-data.tmpl", config)
-
-	kv.AddInDB(db, "metadata/"+config.Name+"/meta-data", meta_data)
-	kv.AddInDB(db, "metadata/"+config.Name+"/user-data", user_data)
-	kv.AddInDB(db, "metadata/"+config.Name+"/network-config", network_config)
-	kv.AddInDB(db, "metadata/"+config.Name+"/vendor-data", vendor_data)
-	kv.AddInDB(db, "metadata/"+config.Name+"/vpc", config.VpcName)
-	kv.AddInDB(db, "metadata/"+config.Name+"/bind_ip", config.BindIP)
-	kv.AddInDB(db, "metadata/"+config.Name+"/bind_port", config.BindPort)
-}
-
-func UnLoadNoCloudInDB(vm_name string, db *badger.DB) {
-	kv.DeleteInDB(db, "metadata/"+vm_name)
-}
diff --git a/internal/metadata/server.go b/internal/metadata/server.go
index 3b4e12f..336f754 100644
--- a/internal/metadata/server.go
+++ b/internal/metadata/server.go
@@ -1,20 +1,24 @@
 package metadata
 
 import (
+	"encoding/json"
+	"flag"
 	"fmt"
+	"io/ioutil"
 	"log"
 	"net"
 	"net/http"
-	"strconv"
 	"time"
-
-	configuration "git.g3e.fr/syonad/two/internal/config/agent"
-	"git.g3e.fr/syonad/two/internal/netns"
-	"git.g3e.fr/syonad/two/pkg/db/kv"
 )
 
 var data NoCloudData
 
+var (
+	iface = flag.String("interface", "0.0.0.0", "Interface IP à écouter")
+	port  = flag.Int("port", 8080, "Port à utiliser")
+	file  = flag.String("file", "", "Fichier JSON contenant les données NoCloud")
+)
+
 func getIP(r *http.Request) string {
 	ip, _, err := net.SplitHostPort(r.RemoteAddr)
 	if err != nil {
@@ -23,51 +27,6 @@ func getIP(r *http.Request) string {
 	return ip
 }
 
-func getFromDB(config ServerConfig) NoCloudData {
-	var netns_name string
-	var port int
-	var iface string
-
-	conf_db, _ := configuration.LoadConfig(config.ConfFile)
-
-	db := kv.InitDB(kv.Config{Path: conf_db.Database.Path}, true)
-	defer db.Close()
-
-	metadata, _ := kv.GetFromDB(db, "metadata/"+config.VmName+"/meta-data")
-	userdata, _ := kv.GetFromDB(db, "metadata/"+config.VmName+"/user-data")
-	networkconfig, _ := kv.GetFromDB(db, "metadata/"+config.VmName+"/network-config")
-	vendordata, _ := kv.GetFromDB(db, "metadata/"+config.VmName+"/vendor-data")
-
-	if config.Netns == "" {
-		netns_name, _ = kv.GetFromDB(db, "metadata/"+config.VmName+"/vpc")
-	} else {
-		netns_name = config.Netns
-	}
-
-	if config.Iface == "" {
-		iface, _ = kv.GetFromDB(db, "metadata/"+config.VmName+"/bind_ip")
-	} else {
-		iface = config.Iface
-	}
-
-	if config.Port == 0 {
-		sport, _ := kv.GetFromDB(db, "metadata/"+config.VmName+"/bind_port")
-		port, _ = strconv.Atoi(sport)
-	} else {
-		port = config.Port
-	}
-
-	return NoCloudData{
-		MetaData:      metadata,
-		UserData:      userdata,
-		NetworkConfig: networkconfig,
-		VendorData:    vendordata,
-		NetNs:         netns_name,
-		Iface:         iface,
-		Port:          port,
-	}
-}
-
 func rootHandler(w http.ResponseWriter, r *http.Request) {
 	ip := getIP(r)
 	path := r.URL.Path
@@ -92,18 +51,25 @@ func rootHandler(w http.ResponseWriter, r *http.Request) {
 	}
 }
 
-func StartServer(config ServerConfig) {
-	data = getFromDB(config)
+func StartServer() {
+	flag.Parse()
 
-	if data.NetNs != "" {
-		if err := netns.Enter(data.NetNs); err != nil {
-			log.Fatalf("Impossible d'entrer dans le netns: %v", err)
-		}
+	if *file == "" {
+		log.Fatal("Vous devez spécifier un fichier via --file")
+	}
+
+	raw, err := ioutil.ReadFile(*file)
+	if err != nil {
+		log.Fatalf("Erreur de lecture du fichier: %v", err)
+	}
+
+	if err := json.Unmarshal(raw, &data); err != nil {
+		log.Fatalf("Erreur de parsing JSON: %v", err)
 	}
 
 	http.HandleFunc("/", rootHandler)
 
-	address := fmt.Sprintf("%s:%d", data.Iface, data.Port)
+	address := fmt.Sprintf("%s:%d", *iface, *port)
 	log.Printf("Serveur NoCloud démarré sur http://%s/", address)
 	log.Fatal(http.ListenAndServe(address, nil))
 }
diff --git a/internal/metadata/struct.go b/internal/metadata/struct.go
index 5810ff4..f1edf18 100644
--- a/internal/metadata/struct.go
+++ b/internal/metadata/struct.go
@@ -1,29 +1,8 @@
 package metadata
 
 type NoCloudData struct {
-	MetaData      string
-	UserData      string
-	NetworkConfig string
-	VendorData    string
-	NetNs         string
-	Iface         string
-	Port          int
-}
-
-type ServerConfig struct {
-	Netns    string
-	File     string
-	Iface    string
-	Port     int
-	ConfFile string
-	VmName   string
-}
-
-type NoCloudConfig struct {
-	VpcName  string
-	BindIP   string
-	BindPort string
-	Name     string
-	Password string
-	SSHKEY   string
+	MetaData      string `json:"meta-data"`
+	UserData      string `json:"user-data"`
+	NetworkConfig string `json:"network-config"`
+	VendorData    string `json:"vendor-data"`
 }
diff --git a/internal/metadata/templates/meta-data.tmpl b/internal/metadata/templates/meta-data.tmpl
deleted file mode 100644
index ff876bb..0000000
--- a/internal/metadata/templates/meta-data.tmpl
+++ /dev/null
@@ -1,2 +0,0 @@
-instance-id: {{ .Name }}
-local-hostname: {{ .Name }}
diff --git a/internal/metadata/templates/network-config.tmpl b/internal/metadata/templates/network-config.tmpl
deleted file mode 100644
index 0f8d052..0000000
--- a/internal/metadata/templates/network-config.tmpl
+++ /dev/null
@@ -1,4 +0,0 @@
-version: 2
-ethernets:
-  eth0:
-    dhcp4: true
diff --git a/internal/metadata/templates/user-data.tmpl b/internal/metadata/templates/user-data.tmpl
deleted file mode 100644
index 84195ab..0000000
--- a/internal/metadata/templates/user-data.tmpl
+++ /dev/null
@@ -1,3 +0,0 @@
-#!/bin/sh
-
-passwd -d root
diff --git a/internal/metadata/templates/vendor-data.tmpl b/internal/metadata/templates/vendor-data.tmpl
deleted file mode 100644
index 148d6db..0000000
--- a/internal/metadata/templates/vendor-data.tmpl
+++ /dev/null
@@ -1,13 +0,0 @@
-#cloud-config
-users:
-  - name: syonad
-    lock_passwd: false
-    gecos: alpine Cloud User
-    groups: [adm, wheel]
-    doas:
-      - permit nopass syonad
-    sudo: ["ALL=(ALL) NOPASSWD:ALL"]
-    shell: /bin/ash
-    passwd: "{{ .Password }}"
-    ssh_authorized_keys:
-      - "{{ .SSHKEY }}"
\ No newline at end of file
diff --git a/internal/netif/bridge.go b/internal/netif/bridge.go
deleted file mode 100644
index a4754a3..0000000
--- a/internal/netif/bridge.go
+++ /dev/null
@@ -1,38 +0,0 @@
-package netif
-
-import (
-	"github.com/vishvananda/netlink"
-)
-
-func CreateBridge(name string, mtu int) error {
-	br := &netlink.Bridge{
-		LinkAttrs: netlink.LinkAttrs{
-			Name: name,
-			MTU:  mtu,
-		},
-	}
-
-	if err := netlink.LinkAdd(br); err != nil {
-		return err
-	}
-
-	if err := netlink.LinkSetUp(br); err != nil {
-		return err
-	}
-
-	return nil
-}
-
-func BridgeSetMaster(iface, bridge string) error {
-	link, err := netlink.LinkByName(iface)
-	if err != nil {
-		return err
-	}
-
-	br, err := netlink.LinkByName(bridge)
-	if err != nil {
-		return err
-	}
-
-	return netlink.LinkSetMaster(link, br)
-}
diff --git a/internal/netif/delete.go b/internal/netif/delete.go
deleted file mode 100644
index 9b06c55..0000000
--- a/internal/netif/delete.go
+++ /dev/null
@@ -1,13 +0,0 @@
-package netif
-
-import (
-	"github.com/vishvananda/netlink"
-)
-
-func DeleteLink(name string) error {
-	link, err := netlink.LinkByName(name)
-	if err != nil {
-		return err
-	}
-	return netlink.LinkDel(link)
-}
diff --git a/internal/netif/upDown.go b/internal/netif/upDown.go
deleted file mode 100644
index 6d27cc2..0000000
--- a/internal/netif/upDown.go
+++ /dev/null
@@ -1,21 +0,0 @@
-package netif
-
-import (
-	"github.com/vishvananda/netlink"
-)
-
-func LinkSetUp(name string) error {
-	link, err := netlink.LinkByName(name)
-	if err != nil {
-		return err
-	}
-	return netlink.LinkSetUp(link)
-}
-
-func LinkSetDown(name string) error {
-	link, err := netlink.LinkByName(name)
-	if err != nil {
-		return err
-	}
-	return netlink.LinkSetDown(link)
-}
diff --git a/internal/netif/veth.go b/internal/netif/veth.go
deleted file mode 100644
index 0056c60..0000000
--- a/internal/netif/veth.go
+++ /dev/null
@@ -1,48 +0,0 @@
-package netif
-
-import (
-	"fmt"
-	"runtime"
-
-	"github.com/vishvananda/netlink"
-	"github.com/vishvananda/netns"
-)
-
-func CreateVethToNetns(rootIf, nsIf, netnsPath string, mtu int) error {
-	// Obligatoire : netns lié au thread
-	runtime.LockOSThread()
-	defer runtime.UnlockOSThread()
-
-	// Ouvrir le netns cible
-	ns, err := netns.GetFromPath(netnsPath)
-	if err != nil {
-		return fmt.Errorf("open netns: %w, %s", err, netnsPath)
-	}
-	defer ns.Close()
-
-	// Créer le veth dans le netns courant
-	veth := &netlink.Veth{
-		LinkAttrs: netlink.LinkAttrs{
-			Name: rootIf,
-			MTU:  mtu,
-		},
-		PeerName: nsIf,
-	}
-
-	if err := netlink.LinkAdd(veth); err != nil {
-		return fmt.Errorf("link add: %w", err)
-	}
-
-	// Récupérer l'interface peer
-	peer, err := netlink.LinkByName(nsIf)
-	if err != nil {
-		return fmt.Errorf("peer not found: %w", err)
-	}
-
-	// Déplacer le peer dans le netns cible
-	if err := netlink.LinkSetNsFd(peer, int(ns)); err != nil {
-		return fmt.Errorf("set ns: %w", err)
-	}
-
-	return nil
-}
diff --git a/internal/netns/call.go b/internal/netns/call.go
deleted file mode 100644
index da326fd..0000000
--- a/internal/netns/call.go
+++ /dev/null
@@ -1,5 +0,0 @@
-package netns
-
-func Call(name string, fn func() error) error {
-	return call(name, fn)
-}
diff --git a/internal/netns/call_linux.go b/internal/netns/call_linux.go
deleted file mode 100644
index b23ac19..0000000
--- a/internal/netns/call_linux.go
+++ /dev/null
@@ -1,44 +0,0 @@
-//go:build linux
-
-package netns
-
-import (
-	"fmt"
-	"os"
-	"runtime"
-
-	"golang.org/x/sys/unix"
-)
-
-func call(name string, fn func() error) error {
-	runtime.LockOSThread()
-	defer runtime.UnlockOSThread()
-
-	// sauvegarde du netns courant
-	orig, err := os.Open("/proc/self/ns/net")
-	if err != nil {
-		return err
-	}
-	defer orig.Close()
-
-	// entrer dans le netns cible
-	f, err := os.Open(fmt.Sprintf("/var/run/netns/%s", name))
-	if err != nil {
-		return err
-	}
-	defer f.Close()
-
-	if err := unix.Setns(int(f.Fd()), unix.CLONE_NEWNET); err != nil {
-		return err
-	}
-
-	// exécuter la fonction dans le netns
-	err = fn()
-
-	// toujours revenir au netns d'origine
-	if restoreErr := unix.Setns(int(orig.Fd()), unix.CLONE_NEWNET); restoreErr != nil {
-		return restoreErr
-	}
-
-	return err
-}
diff --git a/internal/netns/call_other.go b/internal/netns/call_other.go
deleted file mode 100644
index 14a8924..0000000
--- a/internal/netns/call_other.go
+++ /dev/null
@@ -1,7 +0,0 @@
-//go:build !linux
-
-package netns
-
-func call(name string, fn func() error) error {
-	return fn()
-}
diff --git a/internal/netns/create.go b/internal/netns/create.go
deleted file mode 100644
index d6ca305..0000000
--- a/internal/netns/create.go
+++ /dev/null
@@ -1,5 +0,0 @@
-package netns
-
-func Create(name string) error {
-	return create(name)
-}
diff --git a/internal/netns/create_linux.go b/internal/netns/create_linux.go
deleted file mode 100644
index 8ee0afa..0000000
--- a/internal/netns/create_linux.go
+++ /dev/null
@@ -1,55 +0,0 @@
-//go:build linux
-
-package netns
-
-import (
-	"os"
-
-	"golang.org/x/sys/unix"
-)
-
-func create(name string) error {
-	base := "/var/run/netns"
-	path := base + "/" + name
-
-	if err := os.MkdirAll(base, 0755); err != nil {
-		return err
-	}
-
-	// fichier cible
-	f, err := os.Create(path)
-	if err != nil {
-		return err
-	}
-	f.Close()
-
-	// sauvegarde du netns courant
-	orig, err := os.Open("/proc/self/ns/net")
-	if err != nil {
-		return err
-	}
-	defer orig.Close()
-
-	// nouveau netns
-	if err := unix.Unshare(unix.CLONE_NEWNET); err != nil {
-		return err
-	}
-
-	// bind mount du netns courant vers /var/run/netns/<name>
-	if err := unix.Mount(
-		"/proc/self/ns/net",
-		path,
-		"",
-		unix.MS_BIND,
-		"",
-	); err != nil {
-		return err
-	}
-
-	// revenir au netns original
-	if err := unix.Setns(int(orig.Fd()), unix.CLONE_NEWNET); err != nil {
-		return err
-	}
-
-	return nil
-}
diff --git a/internal/netns/create_other.go b/internal/netns/create_other.go
deleted file mode 100644
index 3c0fd66..0000000
--- a/internal/netns/create_other.go
+++ /dev/null
@@ -1,5 +0,0 @@
-//go:build !linux
-
-package netns
-
-func create(string) error { return nil }
diff --git a/internal/netns/delete.go b/internal/netns/delete.go
deleted file mode 100644
index af0a585..0000000
--- a/internal/netns/delete.go
+++ /dev/null
@@ -1,5 +0,0 @@
-package netns
-
-func Delete(name string) error {
-	return delete(name)
-}
diff --git a/internal/netns/delete_linux.go b/internal/netns/delete_linux.go
deleted file mode 100644
index ac0af1f..0000000
--- a/internal/netns/delete_linux.go
+++ /dev/null
@@ -1,18 +0,0 @@
-//go:build linux
-
-package netns
-
-import (
-	"os"
-
-	"golang.org/x/sys/unix"
-)
-
-func delete(name string) error {
-	path := "/var/run/netns/" + name
-
-	if err := unix.Unmount(path, unix.MNT_DETACH); err != nil {
-		return err
-	}
-	return os.Remove(path)
-}
diff --git a/internal/netns/delete_other.go b/internal/netns/delete_other.go
deleted file mode 100644
index 186d355..0000000
--- a/internal/netns/delete_other.go
+++ /dev/null
@@ -1,5 +0,0 @@
-//go:build !linux
-
-package netns
-
-func delete(string) error { return nil }
diff --git a/internal/netns/enter.go b/internal/netns/enter.go
deleted file mode 100644
index 68ea372..0000000
--- a/internal/netns/enter.go
+++ /dev/null
@@ -1,5 +0,0 @@
-package netns
-
-func Enter(name string) error {
-	return enter(name)
-}
diff --git a/internal/netns/enter_linux.go b/internal/netns/enter_linux.go
deleted file mode 100644
index 04e116a..0000000
--- a/internal/netns/enter_linux.go
+++ /dev/null
@@ -1,26 +0,0 @@
-//go:build linux
-
-package netns
-
-import (
-	"fmt"
-	"os"
-	"runtime"
-
-	"golang.org/x/sys/unix"
-)
-
-func enter(name string) error {
-	runtime.LockOSThread()
-	defer runtime.UnlockOSThread()
-
-	path := fmt.Sprintf("/var/run/netns/%s", name)
-
-	f, err := os.Open(path)
-	if err != nil {
-		return err
-	}
-	defer f.Close()
-
-	return unix.Setns(int(f.Fd()), unix.CLONE_NEWNET)
-}
diff --git a/internal/netns/enter_other.go b/internal/netns/enter_other.go
deleted file mode 100644
index 2691ff2..0000000
--- a/internal/netns/enter_other.go
+++ /dev/null
@@ -1,8 +0,0 @@
-//go:build !linux
-
-package netns
-
-func enter(name string) error {
-	// Ignoré hors Linux
-	return nil
-}
diff --git a/internal/netns/exist.go b/internal/netns/exist.go
deleted file mode 100644
index 7783dd9..0000000
--- a/internal/netns/exist.go
+++ /dev/null
@@ -1,14 +0,0 @@
-package netns
-
-import (
-	"os"
-)
-
-func exist(name string) bool {
-	_, err := os.Stat("/var/run/netns/" + name)
-	return err == nil
-}
-
-func Exist(name string) bool {
-	return exist(name)
-}
diff --git a/internal/vpc/create.go b/internal/vpc/create.go
deleted file mode 100644
index 3c3ad87..0000000
--- a/internal/vpc/create.go
+++ /dev/null
@@ -1,61 +0,0 @@
-package vpc
-
-import (
-	"git.g3e.fr/syonad/two/internal/netif"
-	"git.g3e.fr/syonad/two/internal/netns"
-	"git.g3e.fr/syonad/two/pkg/db/kv"
-
-	"github.com/dgraph-io/badger/v4"
-)
-
-func CreateVPC(db *badger.DB, name string) error {
-	// missing
-	// search data in db
-	//  change state in db
-
-	// create netns
-	if state, err := kv.GetFromDB(db, "vpc/"+name+"/state"); err != nil {
-		return err
-	} else if state == "creating" {
-		if err := netns.Create(name); err != nil {
-			return err
-		}
-
-		// create veth public for this netns
-		if err := netif.CreateVethToNetns("veth"+name+"ext", "vethpublicint", "/var/run/netns/"+name, 9000); err != nil {
-			return err
-		}
-
-		// create public bridge in netns
-		if err := netns.Call(name, func() error {
-			return netif.CreateBridge("br-public", 1500)
-		}); err != nil {
-			return err
-		}
-
-		// set veth to ext public bridge
-		if err := netif.BridgeSetMaster("veth"+name+"ext", "br-public"); err != nil {
-			return err
-		}
-
-		// set veth to int public bridge
-		if err := netns.Call(name, func() error {
-			return netif.BridgeSetMaster("vethpublicint", "br-public")
-		}); err != nil {
-			return err
-		}
-
-		// set set ext veth up
-		if err := netif.LinkSetUp("veth" + name + "ext"); err != nil {
-			return nil
-		}
-		// set set int veth up
-		if err := netns.Call(name, func() error {
-			return netif.LinkSetUp("vethpublicint")
-		}); err != nil {
-			return err
-		}
-		kv.AddInDB(db, "vpc/"+name+"/state", "created")
-	}
-	return nil
-}
diff --git a/internal/vpc/delete.go b/internal/vpc/delete.go
deleted file mode 100644
index a05e807..0000000
--- a/internal/vpc/delete.go
+++ /dev/null
@@ -1,26 +0,0 @@
-package vpc
-
-import (
-	"git.g3e.fr/syonad/two/internal/netif"
-	"git.g3e.fr/syonad/two/internal/netns"
-	"git.g3e.fr/syonad/two/pkg/db/kv"
-
-	"github.com/dgraph-io/badger/v4"
-)
-
-func DeleteVPC(db *badger.DB, name string) error {
-	if state, err := kv.GetFromDB(db, "vpc/"+name+"/state"); err != nil {
-		return err
-	} else if state == "deleting" {
-		if err := netif.DeleteLink(name + "-ext"); err != nil {
-			return err
-		}
-
-		if err := netns.Delete(name); err != nil {
-			return err
-		}
-		kv.AddInDB(db, "vpc/"+name+"/state", "deleted")
-	}
-
-	return nil
-}
diff --git a/pkg/.keep b/pkg/.keep
new file mode 100644
index 0000000..e69de29
diff --git a/pkg/db/kv/addInDB.go b/pkg/db/kv/addInDB.go
deleted file mode 100644
index 44ea19c..0000000
--- a/pkg/db/kv/addInDB.go
+++ /dev/null
@@ -1,11 +0,0 @@
-package kv
-
-import (
-	"github.com/dgraph-io/badger/v4"
-)
-
-func AddInDB(db *badger.DB, key string, value string) error {
-	return db.Update(func(txn *badger.Txn) error {
-		return txn.Set([]byte(key), []byte(value))
-	})
-}
diff --git a/pkg/db/kv/deleteInDB.go b/pkg/db/kv/deleteInDB.go
deleted file mode 100644
index 1943c81..0000000
--- a/pkg/db/kv/deleteInDB.go
+++ /dev/null
@@ -1,42 +0,0 @@
-package kv
-
-import (
-	"log"
-
-	"github.com/dgraph-io/badger/v4"
-)
-
-func deleteKey(db *badger.DB, key string) error {
-	return db.Update(func(txn *badger.Txn) error {
-		return txn.Delete([]byte(key))
-	})
-}
-
-func DeleteInDB(db *badger.DB, key string) error {
-
-	prefix := []byte(key + "/")
-
-	err := db.View(func(txn *badger.Txn) error {
-		opts := badger.DefaultIteratorOptions
-		opts.PrefetchValues = false
-
-		it := txn.NewIterator(opts)
-		defer it.Close()
-
-		for it.Seek(prefix); it.ValidForPrefix(prefix); it.Next() {
-			item := it.Item()
-			key := item.Key()
-
-			k := append([]byte{}, key...)
-			if err := deleteKey(db, string(k)); err != nil {
-				return err
-			}
-		}
-		return nil
-	})
-	if err != nil {
-		log.Fatal(err)
-	}
-
-	return deleteKey(db, key)
-}
diff --git a/pkg/db/kv/getInDB.go b/pkg/db/kv/getInDB.go
deleted file mode 100644
index bfe7590..0000000
--- a/pkg/db/kv/getInDB.go
+++ /dev/null
@@ -1,22 +0,0 @@
-package kv
-
-import (
-	"github.com/dgraph-io/badger/v4"
-)
-
-func GetFromDB(db *badger.DB, key string) (string, error) {
-	var result string
-
-	err := db.View(func(txn *badger.Txn) error {
-		item, err := txn.Get([]byte(key))
-		if err != nil {
-			return err
-		}
-		return item.Value(func(val []byte) error {
-			result = string(val)
-			return nil
-		})
-	})
-
-	return result, err
-}
diff --git a/pkg/db/kv/init.go b/pkg/db/kv/init.go
index cc09cb0..18148df 100644
--- a/pkg/db/kv/init.go
+++ b/pkg/db/kv/init.go
@@ -4,9 +4,8 @@ import (
 	"github.com/dgraph-io/badger/v4"
 )
 
-func InitDB(conf Config, readonly bool) *badger.DB {
-	opts := badger.DefaultOptions(conf.Path).
-		WithReadOnly(readonly)
+func InitDB(conf Config) *badger.DB {
+	opts := badger.DefaultOptions(conf.Path)
 	opts.Logger = nil
 	opts.ValueLogFileSize = 10 << 20 // 10 Mo par fichier vlog
 	opts.NumMemtables = 1
diff --git a/pkg/db/kv/kv_test.go b/pkg/db/kv/kv_test.go
deleted file mode 100644
index de4fd68..0000000
--- a/pkg/db/kv/kv_test.go
+++ /dev/null
@@ -1,153 +0,0 @@
-package kv
-
-import (
-	"errors"
-	"testing"
-
-	"github.com/dgraph-io/badger/v4"
-)
-
-// newTestDB ouvre une base BadgerDB dans un répertoire temporaire.
-// La base est fermée automatiquement en fin de test.
-func newTestDB(t *testing.T) *badger.DB {
-	t.Helper()
-	db := InitDB(Config{Path: t.TempDir()}, false)
-	t.Cleanup(func() { db.Close() })
-	return db
-}
-
-// --- InitDB ---
-
-func TestInitDB_ValidPath(t *testing.T) {
-	db := newTestDB(t)
-	if db == nil {
-		t.Fatal("InitDB devrait retourner une DB non-nil")
-	}
-}
-
-func TestInitDB_InvalidPath_Panics(t *testing.T) {
-	defer func() {
-		if r := recover(); r == nil {
-			t.Fatal("InitDB avec un chemin invalide devrait paniquer")
-		}
-	}()
-	InitDB(Config{Path: "/chemin/inexistant/absolu"}, false)
-}
-
-// --- AddInDB ---
-
-func TestAddInDB_NewKey(t *testing.T) {
-	db := newTestDB(t)
-	if err := AddInDB(db, "vpc/test", "valeur"); err != nil {
-		t.Fatalf("AddInDB a échoué : %v", err)
-	}
-}
-
-func TestAddInDB_OverwriteExistingKey(t *testing.T) {
-	db := newTestDB(t)
-	AddInDB(db, "vpc/test", "premiere")
-	if err := AddInDB(db, "vpc/test", "deuxieme"); err != nil {
-		t.Fatalf("AddInDB (écrasement) a échoué : %v", err)
-	}
-
-	val, _ := GetFromDB(db, "vpc/test")
-	if val != "deuxieme" {
-		t.Errorf("valeur attendue %q, obtenu %q", "deuxieme", val)
-	}
-}
-
-// --- GetFromDB ---
-
-func TestGetFromDB_ExistingKey(t *testing.T) {
-	db := newTestDB(t)
-	AddInDB(db, "vpc/foo", "bar")
-
-	val, err := GetFromDB(db, "vpc/foo")
-	if err != nil {
-		t.Fatalf("GetFromDB a échoué : %v", err)
-	}
-	if val != "bar" {
-		t.Errorf("valeur attendue %q, obtenu %q", "bar", val)
-	}
-}
-
-func TestGetFromDB_MissingKey(t *testing.T) {
-	db := newTestDB(t)
-
-	_, err := GetFromDB(db, "inexistant")
-	if !errors.Is(err, badger.ErrKeyNotFound) {
-		t.Errorf("erreur attendue ErrKeyNotFound, obtenu : %v", err)
-	}
-}
-
-func TestGetFromDB_EmptyValue(t *testing.T) {
-	db := newTestDB(t)
-	AddInDB(db, "vpc/vide", "")
-
-	val, err := GetFromDB(db, "vpc/vide")
-	if err != nil {
-		t.Fatalf("GetFromDB a échoué : %v", err)
-	}
-	if val != "" {
-		t.Errorf("valeur attendue vide, obtenu %q", val)
-	}
-}
-
-// --- DeleteInDB ---
-
-func TestDeleteInDB_SimpleKey(t *testing.T) {
-	db := newTestDB(t)
-	AddInDB(db, "vpc/a", "v")
-
-	if err := DeleteInDB(db, "vpc/a"); err != nil {
-		t.Fatalf("DeleteInDB a échoué : %v", err)
-	}
-
-	_, err := GetFromDB(db, "vpc/a")
-	if !errors.Is(err, badger.ErrKeyNotFound) {
-		t.Errorf("la clé devrait être supprimée, obtenu : %v", err)
-	}
-}
-
-func TestDeleteInDB_WithSubkeys(t *testing.T) {
-	db := newTestDB(t)
-	// Clé parente + sous-clés (préfixe "vpc/net1/")
-	AddInDB(db, "vpc/net1", "parent")
-	AddInDB(db, "vpc/net1/ip", "10.0.0.1")
-	AddInDB(db, "vpc/net1/gw", "10.0.0.254")
-
-	if err := DeleteInDB(db, "vpc/net1"); err != nil {
-		t.Fatalf("DeleteInDB a échoué : %v", err)
-	}
-
-	for _, key := range []string{"vpc/net1", "vpc/net1/ip", "vpc/net1/gw"} {
-		_, err := GetFromDB(db, key)
-		if !errors.Is(err, badger.ErrKeyNotFound) {
-			t.Errorf("clé %q devrait être supprimée, obtenu : %v", key, err)
-		}
-	}
-}
-
-func TestDeleteInDB_DoesNotDeleteSiblings(t *testing.T) {
-	db := newTestDB(t)
-	AddInDB(db, "vpc/net1", "a")
-	AddInDB(db, "vpc/net2", "b") // ne doit pas être supprimée
-
-	DeleteInDB(db, "vpc/net1")
-
-	val, err := GetFromDB(db, "vpc/net2")
-	if err != nil {
-		t.Fatalf("vpc/net2 ne devrait pas être supprimée : %v", err)
-	}
-	if val != "b" {
-		t.Errorf("valeur attendue %q, obtenu %q", "b", val)
-	}
-}
-
-func TestDeleteInDB_MissingKey(t *testing.T) {
-	db := newTestDB(t)
-	// Supprimer une clé inexistante ne doit pas crasher
-	if err := DeleteInDB(db, "inexistant"); err != nil {
-		t.Logf("DeleteInDB clé inexistante retourne : %v (non bloquant)", err)
-	}
-}
diff --git a/pkg/systemd/main.go b/pkg/systemd/main.go
deleted file mode 100644
index ea5fef0..0000000
--- a/pkg/systemd/main.go
+++ /dev/null
@@ -1,109 +0,0 @@
-package systemd
-
-import (
-	"context"
-	"errors"
-	"fmt"
-	"time"
-
-	"github.com/coreos/go-systemd/v22/dbus"
-)
-
-const (
-	defaultTimeout = 5 * time.Second
-	jobMode        = "replace"
-)
-
-type Manager struct {
-	conn *dbus.Conn
-}
-
-type ServiceStatus struct {
-	Name        string
-	LoadState   string
-	ActiveState string
-	SubState    string
-	MainPID     uint32
-}
-
-// New crée une connexion D-Bus systemd (scope système)
-func New() (*Manager, error) {
-	ctx, cancel := context.WithTimeout(context.Background(), defaultTimeout)
-	defer cancel()
-
-	conn, err := dbus.NewSystemConnectionContext(ctx)
-	if err != nil {
-		return nil, err
-	}
-
-	return &Manager{conn: conn}, nil
-}
-
-// Close ferme la connexion D-Bus
-func (m *Manager) Close() {
-	if m.conn != nil {
-		m.conn.Close()
-	}
-}
-
-// Start démarre un service systemd
-func (m *Manager) Start(service string) error {
-	return m.job("StartUnit", service)
-}
-
-// Stop arrête un service systemd
-func (m *Manager) Stop(service string) error {
-	return m.job("StopUnit", service)
-}
-
-func (m *Manager) job(method, service string) error {
-	ctx, cancel := context.WithTimeout(context.Background(), defaultTimeout)
-	defer cancel()
-
-	ch := make(chan string, 1)
-
-	var err error
-	switch method {
-	case "StartUnit":
-		_, err = m.conn.StartUnitContext(ctx, service, jobMode, ch)
-	case "StopUnit":
-		_, err = m.conn.StopUnitContext(ctx, service, jobMode, ch)
-	default:
-		return errors.New("unsupported job method")
-	}
-
-	if err != nil {
-		return err
-	}
-
-	result := <-ch
-	if result != "done" {
-		return fmt.Errorf("%s %s failed: %s", method, service, result)
-	}
-
-	return nil
-}
-
-// Status retourne l’état courant du service
-func (m *Manager) Status(service string) (*ServiceStatus, error) {
-	ctx, cancel := context.WithTimeout(context.Background(), defaultTimeout)
-	defer cancel()
-
-	props, err := m.conn.GetUnitPropertiesContext(ctx, service)
-	if err != nil {
-		return nil, err
-	}
-
-	status := &ServiceStatus{
-		Name:        service,
-		LoadState:   props["LoadState"].(string),
-		ActiveState: props["ActiveState"].(string),
-		SubState:    props["SubState"].(string),
-	}
-
-	if pid, ok := props["MainPID"].(uint32); ok {
-		status.MainPID = pid
-	}
-
-	return status, nil
-}
diff --git a/scripts/deploy.sh b/scripts/deploy.sh
deleted file mode 100644
index 7532b14..0000000
--- a/scripts/deploy.sh
+++ /dev/null
@@ -1,92 +0,0 @@
-#!/bin/bash
-set -e
-
-SED_PARAM=""
-unameOut="$(uname -s)"
-case "${unameOut}" in
-    Linux*)     SED_PARAM=" -i ";;
-    Darwin*)    SED_PARAM=" -i '' ";;
-    *)          exit 1
-esac
-
-SCRIPT_PATH="scripts/deploy.sh"
-
-exec_with_dry_run () {
-  if [[ ${1} -eq ${FLAGS_TRUE} ]]; then
-    echo "# ${2}"
-  else
-    eval "${2}" 2> /tmp/error || \
-    {
-      echo -e "failed with following error";
-      output=$(cat /tmp/error | sed -e "s/^/ error -> /g");
-      echo -e "${output}";
-      return 1;
-    }
-  fi
-  return 0
-}
-
-check_latest_script () {
-    REMOTE_URL="${1}"
-    LOCAL_PATH="${2}"
-
-    REMOTE=$(curl --silent "${REMOTE_URL}" | sha256sum)
-    LOCAL=$(cat ${LOCAL_PATH} | sha256sum)
-
-    [[ "${REMOTE}" == "${LOCAL}" ]] || return 1
-    return 0
-}
-
-download_binaries () {
-    DRY_RUN="${1}"
-    TAG="${2}"
-    GIT_SERVER="${3}"
-    REPO_PATH="${4}"
-
-    #'.[0].assets.[].browser_download_url'
-    [[ "${TAG}" == "" ]] && TAG=$(curl --silent "${GIT_SERVER}api/v1/repos/${REPO_PATH}releases/?limit=1" | jq -r '.[0].tag_name')
-    echo "Deploy ${TAG} binaries"
-
-    BIN_PATH="/opt/two/${TAG}/bin/"
-    LN_PATH="/opt/two/bin/"
-
-    exec_with_dry_run "${DRY_RUN}" "mkdir -p \"${BIN_PATH}\""
-    exec_with_dry_run "${DRY_RUN}" "mkdir -p \"${LN_PATH}\""
-
-    curl --silent "${GIT_SERVER}api/v1/repos/${REPO_PATH}releases/tags/${TAG}" | jq -c '.assets[]' | while read tmp
-    do
-        BINARY_NAME=$(echo "${tmp}" | jq -r '.name')
-        BINARY_SHORT_NAME=$(echo "${BINARY_NAME}" | cut -d_ -f 1)
-        BINARY_URL=$(echo "${tmp}" | jq -r '.browser_download_url')
-        exec_with_dry_run "${DRY_RUN}" "curl --silent '${BINARY_URL}' -o '${BIN_PATH}${BINARY_NAME}'"
-        exec_with_dry_run "${DRY_RUN}" "chmod +x '${BIN_PATH}${BINARY_NAME}'"
-        exec_with_dry_run "${DRY_RUN}" "rm -f '${LN_PATH}${BINARY_SHORT_NAME}'"
-        exec_with_dry_run "${DRY_RUN}" "ln -s '${BIN_PATH}${BINARY_NAME}' '${LN_PATH}${BINARY_SHORT_NAME}'"
-    done
-}
-
-main () {
-    [[ -f ./libs/shflags ]] && . ./libs/shflags || eval "$(curl --silent https://git.g3e.fr/H6N/tools/raw/branch/main/libs/shflags)"
-
-    DEFINE_boolean 'dryrun'     false                 'Enable dry-run mode' 'd'
-    DEFINE_boolean 'up_script'  true                  'Upgrade script'      's'
-    DEFINE_string  'git_server' 'https://git.g3e.fr/' 'Git Server'          'g'
-    DEFINE_string  'repo_path'  'syonad/two/'         'Path of repository'  'r'
-    DEFINE_string  'branch'     'main/'               'Branch name'         'b'
-    DEFINE_string  'tag'        ''                    'Tag name'            't'
-
-    FLAGS "$@" || exit $?
-    eval set -- "${FLAGS_ARGV}"
-
-    SCRIPT_URL="${FLAGS_git_server}${FLAGS_repo_path}raw/branch/${FLAGS_branch}${SCRIPT_PATH}"
-    check_latest_script "${SCRIPT_URL}" "${0}" || (
-        [[ ${FLAGS_up_script} -eq ${FLAGS_TRUE} ]] && \
-            exec_with_dry_run "${FLAGS_dryrun}" "curl --silent '${SCRIPT_URL}' -o '${0}'"
-        exit 1
-    )
-
-    download_binaries "${FLAGS_dryrun}" "${FLAGS_tag}" "${FLAGS_git_server}" "${FLAGS_repo_path}"
-}
-
-[[ "${BASH_SOURCE[0]}" == "${0}" ]] && (main "$@" || exit 1)
-[[ "${BASH_SOURCE[0]}" == "" ]] && (main "$@"  || exit 1)
\ No newline at end of file
diff --git a/scripts/run-dnsmasq-in-netns.sh b/scripts/run-dnsmasq-in-netns.sh
deleted file mode 100644
index c0f9253..0000000
--- a/scripts/run-dnsmasq-in-netns.sh
+++ /dev/null
@@ -1,21 +0,0 @@
-#!/bin/bash
-set -e
-
-# Expects one argument: netns_bridge (e.g. vpc-00003_br-00002 or vpc1_br0)
-arg="$1"
-NETNS="${arg%%_*}"
-BRIDGE="${arg#*_}"
-
-echo "start dnsmasq ${NETNS} ${BRIDGE}"
-
-exec ip netns exec "${NETNS}" \
-  dnsmasq \
-    --no-daemon \
-    --interface="${BRIDGE}" \
-    --bind-interfaces \
-    --pid-file="/run/dnsmasq-$arg.pid" \
-    --conf-file="/etc/dnsmasq.d/$arg.conf" \
-    --no-hosts \
-    --no-resolv \
-    --log-facility="/var/log/dnsmasq-$arg.log" \
-    --no-daemon -p0
diff --git a/systemd/dnsmasq@.service b/systemd/dnsmasq@.service
deleted file mode 100644
index 0f9d72e..0000000
--- a/systemd/dnsmasq@.service
+++ /dev/null
@@ -1,11 +0,0 @@
-[Unit]
-Description=dnsmasq in netns %i
-After=network.target
-
-[Service]
-Type=simple
-ExecStart=/opt/two/bin/run-dnsmasq-in-netns.sh %i
-ExecStopPost=/bin/rm -f /run/dnsmasq-%i.pid
-
-[Install]
-WantedBy=multi-user.target
diff --git a/systemd/metadata@.service b/systemd/metadata@.service
deleted file mode 100644
index 626b97c..0000000
--- a/systemd/metadata@.service
+++ /dev/null
@@ -1,10 +0,0 @@
-[Unit]
-Description=metadata in netns %i
-After=network.target
-
-[Service]
-Type=simple
-ExecStart=/opt/two/bin/metadata --vm %i
-
-[Install]
-WantedBy=multi-user.target
\ No newline at end of file