f-14: code: add create and delete vpc #14

Signed-off-by: GnomeZworc <nicolas.boufidjeline@g3e.fr>

internal/vpc/create.go

@@ -0,0 +1,60 @@
+package vpc
+
+import (
+	"git.g3e.fr/syonad/two/internal/netif"
+	"git.g3e.fr/syonad/two/internal/netns"
+)
+
+func CreateVPC(name string) error {
+	// missing
+	// search data in db
+	//  change state in db
+
+	// create netns
+	if err := netns.Create(name); err != nil {
+		return err
+	}
+
+	// create veth public for this netns
+	if err := netif.CreateVethToNetns(name+"-ext", "veth-"+name+"-int", "/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, false)
+	}); err != nil {
+		return err
+	}
+
+	// set veth to ext public bridge
+	if err := netif.BridgeSetMaster(name+"-ext", "br-public"); err != nil {
+		return err
+	}
+
+	// set veth to int public bridge
+	if err := netns.Call(name, func() error {
+		return netif.BridgeSetMaster("veth-"+name+"-int", "br-public")
+	}); err != nil {
+		return err
+	}
+
+	// set set ext veth up
+	if err := netif.LinkSetUp(name + "-ext"); err != nil {
+		return nil
+	}
+	// set set int veth up
+	if err := netns.Call(name, func() error {
+		return netif.LinkSetUp("veth-" + name + "-int")
+	}); err != nil {
+		return err
+	}
+	// set set int bridge up
+	if err := netns.Call(name, func() error {
+		return netif.LinkSetUp("br-public")
+	}); err != nil {
+		return err
+	}
+
+	return nil
+}

internal/vpc/delete.go

@@ -0,0 +1,18 @@
+package vpc
+
+import (
+	"git.g3e.fr/syonad/two/internal/netif"
+	"git.g3e.fr/syonad/two/internal/netns"
+)
+
+func DeleteVPC(name string) error {
+	if err := netif.DeleteLink(name + "-ext"); err != nil {
+		return err
+	}
+
+	if err := netns.Delete(name); err != nil {
+		return err
+	}
+
+	return nil
+}