mimi-net · IgorFilimonov · Apr 13, 2026 · Apr 13, 2026 · Apr 13, 2026 · Apr 14, 2026
diff --git a/back/requirements.txt b/back/requirements.txt
@@ -4,4 +4,4 @@ python-dotenv==1.1.1
 marshmallow_dataclass==8.7.1
 psutil==7.0.0
 netaddr==1.3.0
-ipmininet @ git+https://github.com/mimi-net/ipmininet.git@1.2.4
+ipmininet @ git+https://github.com/mimi-net/ipmininet.git@1.2.5
diff --git a/back/src/jobs.py b/back/src/jobs.py
@@ -3,8 +3,8 @@
 import shlex
 import time
 from typing import Any, Callable, Dict, List
-
 from ipmininet.host.config.dnsmasq import Dnsmasq
+from ipmininet.router.config.dhcprelay import DHCPRelay
 from mininet.log import info
 from netaddr import EUI, AddrFormatError
 from network_schema import Job
@@ -535,6 +535,19 @@ def dhcp_server(job: Job, job_host):
     info(f"[dhcp_server] dnsmasq started on host={job_host.name}")
 
 
+def dhcp_relay(job: Job, job_host):
+    dhcp_server_ip = job.arg_1
+    listening_ip = job.arg_2
+    daemon = DHCPRelay(
+        node=job_host,
+        dhcp_server_ip=dhcp_server_ip,
+        listening_ip=listening_ip,
+    )
+    job_host.build_daemon(daemon)
+    job_host.start_daemon(daemon)
+    info(f"dnsmasq --dhcp-relay={listening_ip},{dhcp_server_ip}")
+
+
 class Jobs:
     """Class for representing various commands for working with miminet network"""
 
@@ -569,6 +582,7 @@ def __init__(self, job: Job, job_host: Any, **kwargs) -> None:
             201: open_tcp_server_handler,
             202: block_tcp_udp_port,
             203: dhcp_server,
+            204: dhcp_relay,
         }
         self._job: Job = job
         self._job_host = job_host

diff --git a/back/tests/test_json/dhcp_relay_no_client_answer.json b/back/tests/test_json/dhcp_relay_no_client_answer.json
@@ -0,0 +1 @@
+[[{"data": {"id": "pkt_UI1QGK53", "label": "ARP-request\nWho has 192.168.10.2? Tell 192.168.10.3", "type": "packet"}, "config": {"type": "ARP-request\nWho has 192.168.10.2? Tell 192.168.10.3", "path": "edge_mnwcvu628bbw4u6v8di", "source": "router_1", "target": "l2sw2", "loss_percentage": 0.0, "duplicate_percentage": 0.0}, "timestamp": "1776274672995385"}], [{"data": {"id": "pkt_048BOD85", "label": "ARP-request\nWho has 192.168.10.2? Tell 192.168.10.3", "type": "packet"}, "config": {"type": "ARP-request\nWho has 192.168.10.2? Tell 192.168.10.3", "path": "edge_mnwcvw5j8b38v1xr5sj", "source": "l2sw2", "target": "server_1", "loss_percentage": 0.0, "duplicate_percentage": 0.0}, "timestamp": "1776274673012501"}], [{"data": {"id": "pkt_FIPV4QO4", "label": "ARP-response\n192.168.10.2 at 00:00:00:00:00:02", "type": "packet"}, "config": {"type": "ARP-response\n192.168.10.2 at 00:00:00:00:00:02", "path": "edge_mnwcvw5j8b38v1xr5sj", "source": "server_1", "target": "l2sw2", "loss_percentage": 0.0, "duplicate_percentage": 0.0}, "timestamp": "1776274673027832"}], [{"data": {"id": "pkt_ZY0N0WW7", "label": "ARP-response\n192.168.10.2 at 00:00:00:00:00:02", "type": "packet"}, "config": {"type": "ARP-response\n192.168.10.2 at 00:00:00:00:00:02", "path": "edge_mnwcvu628bbw4u6v8di", "source": "l2sw2", "target": "router_1", "loss_percentage": 0.0, "duplicate_percentage": 0.0}, "timestamp": "1776274673043742"}], [{"data": {"id": "pkt_JW244TDV", "label": "ICMP echo-request\n192.168.10.3 > 192.168.10.2", "type": "packet"}, "config": {"type": "ICMP echo-request\n192.168.10.3 > 192.168.10.2", "path": "edge_mnwcvu628bbw4u6v8di", "source": "router_1", "target": "l2sw2", "loss_percentage": 0.0, "duplicate_percentage": 0.0}, "timestamp": "1776274673060126"}], [{"data": {"id": "pkt_WP9RYEH0", "label": "ICMP echo-request\n192.168.10.3 > 192.168.10.2", "type": "packet"}, "config": {"type": "ICMP echo-request\n192.168.10.3 > 192.168.10.2", "path": "edge_mnwcvw5j8b38v1xr5sj", "source": "l2sw2", "target": "server_1", "loss_percentage": 0.0, "duplicate_percentage": 0.0}, "timestamp": "1776274673076671"}], [{"data": {"id": "pkt_ISD5OLD5", "label": "ICMP echo-reply\n192.168.10.2 > 192.168.10.3", "type": "packet"}, "config": {"type": "ICMP echo-reply\n192.168.10.2 > 192.168.10.3", "path": "edge_mnwcvw5j8b38v1xr5sj", "source": "server_1", "target": "l2sw2", "loss_percentage": 0.0, "duplicate_percentage": 0.0}, "timestamp": "1776274673091814"}], [{"data": {"id": "pkt_BCYWGSZS", "label": "ICMP echo-reply\n192.168.10.2 > 192.168.10.3", "type": "packet"}, "config": {"type": "ICMP echo-reply\n192.168.10.2 > 192.168.10.3", "path": "edge_mnwcvu628bbw4u6v8di", "source": "l2sw2", "target": "router_1", "loss_percentage": 0.0, "duplicate_percentage": 0.0}, "timestamp": "1776274673107063"}]]
diff --git a/back/tests/test_json/dhcp_relay_no_client_network.json b/back/tests/test_json/dhcp_relay_no_client_network.json
@@ -0,0 +1,233 @@
+{
+    "nodes": [
+        {
+            "classes":[
+                "l2_switch"
+            ],
+            "config":{
+                "label":"l2sw1",
+                "stp":0,
+                "type":"l2_switch"
+            },
+            "data":{
+                "id":"l2sw1",
+                "label":"l2sw1"
+            },
+            "interface":[
+                {
+                    "connect":"edge_mnwcvh8lkuozj9b2hw",
+                    "id":"l2sw1_3",
+                    "name":"l2sw1_3",
+                    "type_connection":null,
+                    "vlan":null
+                },
+                {
+                    "id":"l2sw1_1",
+                    "name":"l2sw1_1",
+                    "connect":"edge_mnxf20jpi9lk28vbr2",
+                    "vlan":null,
+                    "type_connection":null
+                }
+            ],
+            "position":{
+                "x":250,
+                "y":200
+            }
+        },
+        {
+            "classes":[
+                "l3_router"
+            ],
+            "config":{
+                "default_gw":"",
+                "label":"router_1",
+                "type":"router"
+            },
+            "data":{
+                "id":"router_1",
+                "label":"router_1"
+            },
+            "interface":[
+                {
+                    "connect":"edge_mnwcvh8lkuozj9b2hw",
+                    "id":"iface_20417632",
+                    "ip":"172.16.10.3",
+                    "name":"iface_20417632",
+                    "netmask":24
+                },
+                {
+                    "connect":"edge_mnwcvu628bbw4u6v8di",
+                    "id":"iface_13153444",
+                    "ip":"192.168.10.3",
+                    "name":"iface_13153444",
+                    "netmask":24
+                }
+            ],
+            "position":{
+                "x":350,
+                "y":100
+            }
+        },
+        {
+            "classes":[
+                "l2_switch"
+            ],
+            "config":{
+                "label":"l2sw2",
+                "stp":0,
+                "type":"l2_switch"
+            },
+            "data":{
+                "id":"l2sw2",
+                "label":"l2sw2"
+            },
+            "interface":[
+                {
+                    "connect":"edge_mnwcvu628bbw4u6v8di",
+                    "id":"l2sw2_1",
+                    "name":"l2sw2_1",
+                    "type_connection":null,
+                    "vlan":null
+                },
+                {
+                    "connect":"edge_mnwcvw5j8b38v1xr5sj",
+                    "id":"l2sw2_2",
+                    "name":"l2sw2_2",
+                    "type_connection":null,
+                    "vlan":null
+                }
+            ],
+            "position":{
+                "x":450,
+                "y":200
+            }
+        },
+        {
+            "classes":[
+                "server"
+            ],
+            "config":{
+                "default_gw":"192.168.10.3",
+                "label":"server_1",
+                "type":"server"
+            },
+            "data":{
+                "id":"server_1",
+                "label":"server_1"
+            },
+            "interface":[
+                {
+                    "connect":"edge_mnwcvw5j8b38v1xr5sj",
+                    "id":"iface_16417632",
+                    "ip":"192.168.10.2",
+                    "name":"iface_16417632",
+                    "netmask":24
+                }
+            ],
+            "position":{
+                "x":450,
+                "y":300
+            }
+        },
+        {
+            "data":{
+                "id":"host_1",
+                "label":"host_1"
+            },
+            "position":{
+                "x":250,
+                "y":300
+            },
+            "classes":[
+                "host"
+            ],
+            "config":{
+                "type":"host",
+                "label":"host_1",
+                "default_gw":""
+            },
+            "interface":[
+                {
+                    "id":"iface_46653148",
+                    "name":"iface_46653148",
+                    "connect":"edge_mnxf20jpi9lk28vbr2"
+                }
+            ]
+        }
+    ],
+    "edges": [
+        {
+            "data":{
+                "id":"edge_mnwcvh8lkuozj9b2hw",
+                "source":"l2sw1",
+                "target":"router_1",
+                "loss_percentage":0,
+                "duplicate_percentage":0
+            }
+        },
+        {
+            "data":{
+                "id":"edge_mnwcvu628bbw4u6v8di",
+                "source":"router_1",
+                "target":"l2sw2",
+                "loss_percentage":0,
+                "duplicate_percentage":0
+            }
+        },
+        {
+            "data":{
+                "id":"edge_mnwcvw5j8b38v1xr5sj",
+                "source":"l2sw2",
+                "target":"server_1",
+                "loss_percentage":0,
+                "duplicate_percentage":0
+            }
+        },
+        {
+            "data":{
+                "id":"edge_mnxf20jpi9lk28vbr2",
+                "source":"host_1",
+                "target":"l2sw1",
+                "loss_percentage":0,
+                "duplicate_percentage":0
+            }
+        }
+    ],
+    "jobs": [
+        {
+            "arg_1":"172.16.10.10",
+            "arg_2":"172.16.10.100",
+            "arg_3":"24",
+            "arg_4":"172.16.10.3",
+            "arg_5":"iface_16417632",
+            "host_id":"server_1",
+            "id":"c124a6208e0441478f7548a14003b8b5",
+            "job_id":203,
+            "level":3,
+            "print_cmd":"dhcp ip range: 172.16.10.10,172.16.10.100/24 gw:172.16.10.3"
+        },
+        {
+            "id":"406fa1c5e3794d36b40c920dc80f129e",
+            "job_id":1,
+            "print_cmd":"ping -c 1 192.168.10.2",
+            "arg_1":"192.168.10.2",
+            "level":2,
+            "host_id":"router_1"
+        },
+        {
+            "id":"2e320d269cf841aa977817f5f21fb14e",
+            "job_id":204,
+            "print_cmd":"dnsmasq --dhcp-relay=172.16.10.3,192.168.10.2", "arg_1":"192.168.10.2",
+            "arg_2":"172.16.10.3",
+            "level":2,
+            "host_id":"router_1"
+        }
+    ],
+    "config": {
+        "zoom": 2,
+        "pan_x": 193,
+        "pan_y": 8
+    },
+    "pcap": [],
+    "packets": "[]"
+}
diff --git a/back/tests/test_json/dhcp_relay_no_gateway_answer.json b/back/tests/test_json/dhcp_relay_no_gateway_answer.json
@@ -0,0 +1 @@
+[[{"data": {"id": "pkt_57448WIK", "label": "DHCP Discover\n0.0.0.0 > 255.255.255.255", "type": "packet"}, "config": {"type": "DHCP Discover\n0.0.0.0 > 255.255.255.255", "path": "edge_mnxf20jpi9lk28vbr2", "source": "host_1", "target": "l2sw1", "loss_percentage": 0.0, "duplicate_percentage": 0.0}, "timestamp": "1776275940616600"}], [{"data": {"id": "pkt_HANS8A4M", "label": "DHCP Discover\n0.0.0.0 > 255.255.255.255", "type": "packet"}, "config": {"type": "DHCP Discover\n0.0.0.0 > 255.255.255.255", "path": "edge_mnym51eah6wx0v6s9h", "source": "l2sw1", "target": "router_2", "loss_percentage": 0.0, "duplicate_percentage": 0.0}, "timestamp": "1776275940632726"}], [{"data": {"id": "pkt_JIATC2IM", "label": "ARP-request\nWho has 192.168.10.2? Tell 172.16.10.3", "type": "packet"}, "config": {"type": "ARP-request\nWho has 192.168.10.2? Tell 172.16.10.3", "path": "edge_mnym5331cjpgqzraqy4", "source": "router_2", "target": "l2sw2", "loss_percentage": 0.0, "duplicate_percentage": 0.0}, "timestamp": "1776275940648266"}], [{"data": {"id": "pkt_VK4RTY1D", "label": "ARP-request\nWho has 192.168.10.2? Tell 172.16.10.3", "type": "packet"}, "config": {"type": "ARP-request\nWho has 192.168.10.2? Tell 172.16.10.3", "path": "edge_mnwcvw5j8b38v1xr5sj", "source": "l2sw2", "target": "server_1", "loss_percentage": 0.0, "duplicate_percentage": 0.0}, "timestamp": "1776275940672473"}], [{"data": {"id": "pkt_R9BDLMKS", "label": "ARP-request\nWho has 192.168.10.2? Tell 172.16.10.3", "type": "packet"}, "config": {"type": "ARP-request\nWho has 192.168.10.2? Tell 172.16.10.3", "path": "edge_mnym5331cjpgqzraqy4", "source": "router_2", "target": "l2sw2", "loss_percentage": 0.0, "duplicate_percentage": 0.0}, "timestamp": "1776275941678060"}], [{"data": {"id": "pkt_AUHPWQY3", "label": "ARP-request\nWho has 192.168.10.2? Tell 172.16.10.3", "type": "packet"}, "config": {"type": "ARP-request\nWho has 192.168.10.2? Tell 172.16.10.3", "path": "edge_mnwcvw5j8b38v1xr5sj", "source": "l2sw2", "target": "server_1", "loss_percentage": 0.0, "duplicate_percentage": 0.0}, "timestamp": "1776275941693430"}], [{"data": {"id": "pkt_EQY7NYFC", "label": "ARP-request\nWho has 192.168.10.2? Tell 172.16.10.3", "type": "packet"}, "config": {"type": "ARP-request\nWho has 192.168.10.2? Tell 172.16.10.3", "path": "edge_mnym5331cjpgqzraqy4", "source": "router_2", "target": "l2sw2", "loss_percentage": 0.0, "duplicate_percentage": 0.0}, "timestamp": "1776275942702422"}], [{"data": {"id": "pkt_TJ0JAYUO", "label": "ARP-request\nWho has 192.168.10.2? Tell 172.16.10.3", "type": "packet"}, "config": {"type": "ARP-request\nWho has 192.168.10.2? Tell 172.16.10.3", "path": "edge_mnwcvw5j8b38v1xr5sj", "source": "l2sw2", "target": "server_1", "loss_percentage": 0.0, "duplicate_percentage": 0.0}, "timestamp": "1776275942718230"}], [{"data": {"id": "pkt_WJ7SM6D5", "label": "DHCP Discover\n0.0.0.0 > 255.255.255.255", "type": "packet"}, "config": {"type": "DHCP Discover\n0.0.0.0 > 255.255.255.255", "path": "edge_mnxf20jpi9lk28vbr2", "source": "host_1", "target": "l2sw1", "loss_percentage": 0.0, "duplicate_percentage": 0.0}, "timestamp": "1776275943572633"}], [{"data": {"id": "pkt_E8Z0HLZ3", "label": "DHCP Discover\n0.0.0.0 > 255.255.255.255", "type": "packet"}, "config": {"type": "DHCP Discover\n0.0.0.0 > 255.255.255.255", "path": "edge_mnym51eah6wx0v6s9h", "source": "l2sw1", "target": "router_2", "loss_percentage": 0.0, "duplicate_percentage": 0.0}, "timestamp": "1776275943597792"}]]
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		[[{"data": {"id": "pkt_UI1QGK53", "label": "ARP-request\nWho has 192.168.10.2? Tell 192.168.10.3", "type": "packet"}, "config": {"type": "ARP-request\nWho has 192.168.10.2? Tell 192.168.10.3", "path": "edge_mnwcvu628bbw4u6v8di", "source": "router_1", "target": "l2sw2", "loss_percentage": 0.0, "duplicate_percentage": 0.0}, "timestamp": "1776274672995385"}], [{"data": {"id": "pkt_048BOD85", "label": "ARP-request\nWho has 192.168.10.2? Tell 192.168.10.3", "type": "packet"}, "config": {"type": "ARP-request\nWho has 192.168.10.2? Tell 192.168.10.3", "path": "edge_mnwcvw5j8b38v1xr5sj", "source": "l2sw2", "target": "server_1", "loss_percentage": 0.0, "duplicate_percentage": 0.0}, "timestamp": "1776274673012501"}], [{"data": {"id": "pkt_FIPV4QO4", "label": "ARP-response\n192.168.10.2 at 00:00:00:00:00:02", "type": "packet"}, "config": {"type": "ARP-response\n192.168.10.2 at 00:00:00:00:00:02", "path": "edge_mnwcvw5j8b38v1xr5sj", "source": "server_1", "target": "l2sw2", "loss_percentage": 0.0, "duplicate_percentage": 0.0}, "timestamp": "1776274673027832"}], [{"data": {"id": "pkt_ZY0N0WW7", "label": "ARP-response\n192.168.10.2 at 00:00:00:00:00:02", "type": "packet"}, "config": {"type": "ARP-response\n192.168.10.2 at 00:00:00:00:00:02", "path": "edge_mnwcvu628bbw4u6v8di", "source": "l2sw2", "target": "router_1", "loss_percentage": 0.0, "duplicate_percentage": 0.0}, "timestamp": "1776274673043742"}], [{"data": {"id": "pkt_JW244TDV", "label": "ICMP echo-request\n192.168.10.3 > 192.168.10.2", "type": "packet"}, "config": {"type": "ICMP echo-request\n192.168.10.3 > 192.168.10.2", "path": "edge_mnwcvu628bbw4u6v8di", "source": "router_1", "target": "l2sw2", "loss_percentage": 0.0, "duplicate_percentage": 0.0}, "timestamp": "1776274673060126"}], [{"data": {"id": "pkt_WP9RYEH0", "label": "ICMP echo-request\n192.168.10.3 > 192.168.10.2", "type": "packet"}, "config": {"type": "ICMP echo-request\n192.168.10.3 > 192.168.10.2", "path": "edge_mnwcvw5j8b38v1xr5sj", "source": "l2sw2", "target": "server_1", "loss_percentage": 0.0, "duplicate_percentage": 0.0}, "timestamp": "1776274673076671"}], [{"data": {"id": "pkt_ISD5OLD5", "label": "ICMP echo-reply\n192.168.10.2 > 192.168.10.3", "type": "packet"}, "config": {"type": "ICMP echo-reply\n192.168.10.2 > 192.168.10.3", "path": "edge_mnwcvw5j8b38v1xr5sj", "source": "server_1", "target": "l2sw2", "loss_percentage": 0.0, "duplicate_percentage": 0.0}, "timestamp": "1776274673091814"}], [{"data": {"id": "pkt_BCYWGSZS", "label": "ICMP echo-reply\n192.168.10.2 > 192.168.10.3", "type": "packet"}, "config": {"type": "ICMP echo-reply\n192.168.10.2 > 192.168.10.3", "path": "edge_mnwcvu628bbw4u6v8di", "source": "l2sw2", "target": "router_1", "loss_percentage": 0.0, "duplicate_percentage": 0.0}, "timestamp": "1776274673107063"}]]
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