Port hijack changes and start writing frontend

frontend/src/App.tsx

@@ -6,11 +6,12 @@ import { Outlet, Route, Routes } from 'react-router-dom';
 import MainLayout from './components/MainLayout';
 import { PasswordSend, ServerStatusResponse } from './js/models';
 import { errorNotify, fireUpdateRequest, getstatus, HomeRedirector, login, setpassword } from './js/utils';
-import NFRegex from './pages/NFRegex.tsx';
+import NFRegex from './pages/NFRegex';
 import io from 'socket.io-client';
 import RegexProxy from './pages/RegexProxy';
-import ServiceDetailsNFRegex from './pages/NFRegex.tsx/ServiceDetails';
+import ServiceDetailsNFRegex from './pages/NFRegex/ServiceDetails';
 import ServiceDetailsProxyRegex from './pages/RegexProxy/ServiceDetails';
+import PortHijack from './pages/PortHijack';
 
 const socket = io({transports: ["websocket", "polling"], path:"/sock" });
 
@@ -153,6 +154,7 @@ function App() {
                   <Route path="regexproxy" element={<RegexProxy><Outlet /></RegexProxy>} >
                     <Route path=":srv" element={<ServiceDetailsProxyRegex />} />
                   </Route>
+                  <Route path="porthijack" element={<PortHijack />} />
                 <Route path="*" element={<HomeRedirector />} />
               </Route>
           </Routes>

frontend/src/components/NavBar/index.tsx

@@ -42,7 +42,7 @@ export default function NavBar({ closeNav, opened }: {closeNav: () => void, open
         <Navbar.Section grow component={ScrollArea} px="xs" mt="xs">
             <NavBarButton navigate="nfregex" closeNav={closeNav} name="Netfilter Regex" color="blue" icon={<IoMdGitNetwork />} />
             <NavBarButton navigate="regexproxy" closeNav={closeNav} name="TCP Proxy Regex Filter" color="lime" icon={<MdTransform />} />
-            <NavBarButton navigate="porthijack" closeNav={closeNav} name="Hijack Port to Proxy" color="red" icon={<GrDirections />} disabled/>
+            <NavBarButton navigate="porthijack" closeNav={closeNav} name="Hijack Port to Proxy" color="red" icon={<GrDirections />} />
         </Navbar.Section>
         
     </Navbar>

frontend/src/components/PortHijack/AddNewService.tsx

@@ -0,0 +1,155 @@
+import { Button, Group, NumberInput, Space, TextInput, Notification, Modal, Switch, SegmentedControl, Autocomplete, AutocompleteItem } from '@mantine/core';
+import { useForm } from '@mantine/hooks';
+import React, { useEffect, useState } from 'react';
+import { okNotify, regex_ipv4, regex_ipv6, getipinterfaces } from '../../js/utils';
+import { ImCross } from "react-icons/im"
+import { porthijack } from './utils';
+
+type ServiceAddForm = {
+    name:string,
+    public_port:number,
+    proxy_port:number,
+    proto:string,
+    ip_int:string,
+    autostart: boolean,
+}
+
+interface ItemProps extends AutocompleteItem {
+    label: string;
+}
+
+const AutoCompleteItem = React.forwardRef<HTMLDivElement, ItemProps>(
+    ({ label, value, ...props }: ItemProps, ref) => <div ref={ref} {...props}>
+            ( <b>{label}</b> ) -{">"} <b>{value}</b> 
+    </div>
+  );
+
+function AddNewService({ opened, onClose }:{ opened:boolean, onClose:()=>void }) {
+
+    const form = useForm({
+        initialValues: {
+            name:"",
+            public_port:80,
+            proxy_port:8080,
+            proto:"tcp",
+            ip_int:"",
+            autostart: true,
+        },
+        validationRules:{
+            name: (value) => value !== ""?true:false,
+            public_port: (value) => value>0 && value<65536,
+            proxy_port: (value) => value>0 && value<65536,
+            proto: (value) => ["tcp","udp"].includes(value),
+            ip_int: (value) => value.match(regex_ipv6)?true:false || value.match(regex_ipv4)?true:false
+        }
+    })
+
+    const [ipInterfaces, setIpInterfaces] = useState<AutocompleteItem[]>([]);
+
+    useEffect(()=>{
+        getipinterfaces().then(data => {
+            setIpInterfaces(data.map(item => ({label:item.name, value:item.addr})));
+        })
+    },[])
+
+    const close = () =>{
+        onClose()
+        form.reset()
+        setError(null)
+    }
+
+    const [submitLoading, setSubmitLoading] = useState(false)
+    const [error, setError] = useState<string|null>(null)
+ 
+    const submitRequest = ({ name, proxy_port, public_port, autostart, proto, ip_int }:ServiceAddForm) =>{
+        setSubmitLoading(true)
+        porthijack.servicesadd({name, proxy_port, public_port, proto, ip_int }).then( res => {
+            if (res.status === "ok" && res.service_id){
+                setSubmitLoading(false)
+                close();
+                if (autostart) porthijack.servicestart(res.service_id)
+                okNotify(`Service ${name} has been added`, `Successfully added service from port ${public_port} to ${proxy_port}`)
+            }else{
+                setSubmitLoading(false)
+                setError("Invalid request! [ "+res.status+" ]")
+            }
+        }).catch( err => {
+            setSubmitLoading(false)
+            setError("Request Failed! [ "+err+" ]")
+        })
+    }
+
+
+  return <Modal size="xl" title="Add a new service" opened={opened} onClose={close} closeOnClickOutside={false} centered>
+    <form onSubmit={form.onSubmit(submitRequest)}>
+            <TextInput
+                label="Service name"
+                placeholder="Challenge 01"
+                {...form.getInputProps('name')}
+            />
+            <Space h="md" />
+            <div className='center-flex' style={{width:"100%"}}>
+                <Autocomplete
+                    label="Public IP Interface (ipv4/ipv6 + CIDR allowed)"
+                    placeholder="10.1.1.0/24"
+                    itemComponent={AutoCompleteItem}
+                    data={ipInterfaces}
+                    {...form.getInputProps('ip_int')}
+                />
+
+                <Space w="sm" />:<Space w="sm" />
+
+                <NumberInput      
+                    placeholder="80"
+                    min={1}
+                    max={65535}
+                    label="Public Service port"
+                    {...form.getInputProps('public_port')}
+                />
+            </div>
+
+            <Space h="md" />
+
+            <NumberInput
+                placeholder="8080"
+                min={1}
+                max={65535}
+                label="Redirect to port"
+                {...form.getInputProps('proxy_port')}
+            />
+            
+            <Space h="md" />
+
+
+            <div className='center-flex'>
+                <Switch
+                    label="Auto-Start Service"
+                    {...form.getInputProps('autostart', { type: 'checkbox' })}
+                />  
+                <div className="flex-spacer"></div>
+                <SegmentedControl
+                    data={[
+                        { label: 'TCP', value: 'tcp' },
+                        { label: 'UDP', value: 'udp' },
+                    ]}
+                    {...form.getInputProps('proto')}
+                />
+            </div>      
+
+            <Group position="right" mt="md">
+                <Button loading={submitLoading} type="submit">Add Service</Button>
+            </Group>
+
+            <Space h="md" />
+            
+            {error?<>
+            <Notification icon={<ImCross size={14} />} color="red" onClose={()=>{setError(null)}}>
+                Error: {error}
+            </Notification><Space h="md" /></>:null}
+            
+        </form>
+    </Modal>
+
+}
+
+export default AddNewService;

frontend/src/components/PortHijack/ServiceRow/RenameForm.tsx

@@ -0,0 +1,68 @@
+import { Button, Group, Space, TextInput, Notification, Modal } from '@mantine/core';
+import { useForm } from '@mantine/hooks';
+import React, { useEffect, useState } from 'react';
+import { okNotify } from '../../../js/utils';
+import { ImCross } from "react-icons/im"
+import { porthijack, Service } from '../utils';
+
+function RenameForm({ opened, onClose, service }:{ opened:boolean, onClose:()=>void, service:Service }) { 
+
+    const form = useForm({
+        initialValues: { name:service.name },
+        validationRules:{ name: (value) => value !== "" }
+    })
+
+    const close = () =>{
+        onClose()
+        form.reset()
+        setError(null)
+    }
+
+    useEffect(()=> form.setFieldValue("name", service.name),[opened])
+
+    const [submitLoading, setSubmitLoading] = useState(false)
+    const [error, setError] = useState<string|null>(null)
+
+    const submitRequest = ({ name }:{ name:string }) => {
+        setSubmitLoading(true)
+        porthijack.servicerename(service.service_id, name).then( res => {
+            if (!res){
+                setSubmitLoading(false)
+                close();
+                okNotify(`Service ${service.name} has been renamed in ${ name }`, `Successfully renamed service on port ${service.port}`)
+            }else{
+                setSubmitLoading(false)
+                setError("Error: [ "+res+" ]")
+            }
+        }).catch( err => {
+            setSubmitLoading(false)
+            setError("Request Failed! [ "+err+" ]")
+        })
+        
+    }    
+
+
+  return <Modal size="xl" title={`Rename '${service.name}' service on port ${service.port}`} opened={opened} onClose={close} closeOnClickOutside={false} centered>
+    <form onSubmit={form.onSubmit(submitRequest)}>
+            <TextInput
+                label="Service Name"
+                placeholder="Awesome Service Name!"
+                {...form.getInputProps('name')}
+            />
+            <Group position="right" mt="md">
+                <Button loading={submitLoading} type="submit">Rename</Button>
+            </Group>
+
+            <Space h="md" />
+            
+            {error?<>
+            <Notification icon={<ImCross size={14} />} color="red" onClose={()=>{setError(null)}}>
+                Error: {error}
+            </Notification><Space h="md" /></>:null}
+            
+        </form>
+    </Modal>
+
+}
+
+export default RenameForm;

frontend/src/components/PortHijack/ServiceRow/index.module.scss

@@ -0,0 +1,18 @@
+
+@use "../../../index.scss" as *;
+
+.row{
+    width: 95%;
+    padding: 30px 0px;
+    border-radius: 20px;
+    margin: 10px;
+    @extend .center-flex;
+}
+
+.name{
+    font-size: 2.3em;
+    font-weight: bolder;
+    margin-right: 10px;
+    margin-bottom: 13px;
+    color:#FFF;
+}

frontend/src/components/PortHijack/ServiceRow/index.tsx

@@ -0,0 +1,156 @@
+import { ActionIcon, Badge, Divider, Grid, MediaQuery, Menu, Space, Title, Tooltip } from '@mantine/core';
+import React, { useState } from 'react';
+import { FaPlay, FaStop } from 'react-icons/fa';
+import { porthijack, Service } from '../utils';
+import { MdOutlineArrowForwardIos } from "react-icons/md"
+import style from "./index.module.scss";
+import YesNoModal from '../../YesNoModal';
+import { errorNotify, okNotify, regex_ipv4 } from '../../../js/utils';
+import { BsTrashFill } from 'react-icons/bs';
+import { BiRename } from 'react-icons/bi'
+import RenameForm from './RenameForm';
+
+function ServiceRow({ service, onClick }:{ service:Service, onClick?:()=>void }) {
+
+    let status_color = service.active ? "teal": "red"
+
+    const [buttonLoading, setButtonLoading] = useState(false)
+    const [tooltipStopOpened, setTooltipStopOpened] = useState(false);
+    const [deleteModal, setDeleteModal] = useState(false)
+    const [renameModal, setRenameModal] = useState(false)
+
+    const stopService = async () => {
+        setButtonLoading(true)
+        
+        await porthijack.servicestop(service.service_id).then(res => {
+            if(!res){
+                okNotify(`Service ${service.name} stopped successfully!`,`The service on ${service.port} has been stopped!`)
+            }else{
+                errorNotify(`An error as occurred during the stopping of the service ${service.port}`,`Error: ${res}`)
+            }
+        }).catch(err => {
+            errorNotify(`An error as occurred during the stopping of the service ${service.port}`,`Error: ${err}`)
+        })
+        setButtonLoading(false);
+    }
+
+    const startService = async () => {
+        setButtonLoading(true)
+        await porthijack.servicestart(service.service_id).then(res => {
+            if(!res){
+                okNotify(`Service ${service.name} started successfully!`,`The service on ${service.port} has been started!`)
+            }else{
+                errorNotify(`An error as occurred during the starting of the service ${service.port}`,`Error: ${res}`)
+            }
+        }).catch(err => {
+            errorNotify(`An error as occurred during the starting of the service ${service.port}`,`Error: ${err}`)
+        })
+        setButtonLoading(false)
+    }
+
+    const deleteService = () => {
+        porthijack.servicedelete(service.service_id).then(res => {
+            if (!res){
+                okNotify("Service delete complete!",`The service ${service.name} has been deleted!`)
+            }else
+                errorNotify("An error occurred while deleting a service",`Error: ${res}`)
+        }).catch(err => {
+            errorNotify("An error occurred while deleting a service",`Error: ${err}`)
+        })
+        
+    }
+
+    return <>
+        <Grid className={style.row} justify="flex-end" style={{width:"100%"}}>
+            <Grid.Col md={4} xs={12}>
+                <MediaQuery smallerThan="md" styles={{ display: 'none' }}><div>
+                    <div className="center-flex-row">
+                        <div className="center-flex"><Title className={style.name}>{service.name}</Title> <Badge size="xl" gradient={{ from: 'indigo', to: 'cyan' }} variant="gradient">:{service.port}</Badge></div>
+                        <Badge color={status_color} radius="sm" size="lg" variant="filled">Status: <u>{service.active?"ENABLED":"DISABLED"}</u></Badge>
+                    </div>
+                </div></MediaQuery>
+                <MediaQuery largerThan="md" styles={{ display: 'none' }}><div>
+                    <div className="center-flex">
+                        <div className="center-flex"><Title className={style.name}>{service.name}</Title> <Badge size="xl" gradient={{ from: 'indigo', to: 'cyan' }} variant="gradient">:{service.port}</Badge></div>
+                        <Badge style={{marginLeft:"20px"}} color={status_color} radius="sm" size="lg" variant="filled">Status: <u>{service.active?"ENABLED":"DISABLED"}</u></Badge>
+                        <Space w="xl" />
+                    </div>
+                </div></MediaQuery>
+                
+                <MediaQuery largerThan="md" styles={{ display: 'none' }}>
+                    <Space h="xl" />
+                </MediaQuery>
+            </Grid.Col>
+            
+            <Grid.Col className="center-flex" md={8} xs={12}>
+                <MediaQuery smallerThan="md" styles={{ display: 'none' }}>
+                    <div className='flex-spacer' />
+                </MediaQuery>
+                <MediaQuery largerThan="md" styles={{ display: 'none' }}>
+                    <><Space w="xl" /><Space w="xl" /></>
+                </MediaQuery>
+                
+                <div className="center-flex-row">
+                    <Badge color={service.ip_int.match(regex_ipv4)?"cyan":"pink"} radius="sm" size="md" variant="filled">{service.ip_int} on {service.proto}</Badge>
+                </div>
+                <MediaQuery largerThan="md" styles={{ display: 'none' }}>
+                    <div className='flex-spacer' />
+                </MediaQuery>
+                <MediaQuery smallerThan="md" styles={{ display: 'none' }}>
+                    <><Space w="xl" /><Space w="xl" /></>
+                </MediaQuery>
+                <div className="center-flex">
+                    <Menu>
+                        <Menu.Label><b>Rename service</b></Menu.Label>
+                        <Menu.Item icon={<BiRename size={18} />} onClick={()=>setRenameModal(true)}>Change service name</Menu.Item>
+                        <Divider />
+                        <Menu.Label><b>Danger zone</b></Menu.Label>
+                        <Menu.Item color="red" icon={<BsTrashFill size={18} />} onClick={()=>setDeleteModal(true)}>Delete Service</Menu.Item>
+                    </Menu>
+                    <Space w="md"/>                        
+                    <Tooltip label="Stop service" zIndex={0} transition="pop" transitionDuration={200} transitionTimingFunction="ease" color="red" opened={tooltipStopOpened} tooltipId="tooltip-stop-id">
+                        <ActionIcon color="red" loading={buttonLoading}
+                        onClick={stopService} size="xl" radius="md" variant="filled"
+                        disabled={!service.active}
+                        aria-describedby="tooltip-stop-id"
+                        onFocus={() => setTooltipStopOpened(false)} onBlur={() => setTooltipStopOpened(false)}
+                        onMouseEnter={() => setTooltipStopOpened(true)} onMouseLeave={() => setTooltipStopOpened(false)}>
+                            <FaStop size="20px" />
+                        </ActionIcon>
+                    </Tooltip>
+                    <Space w="md"/>
+                    <Tooltip label="Start service" transition="pop" zIndex={0} transitionDuration={200} transitionTimingFunction="ease" color="teal">
+                        <ActionIcon color="teal" size="xl" radius="md" onClick={startService} loading={buttonLoading}
+                                    variant="filled" disabled={service.active}>
+                            <FaPlay size="20px" />
+                        </ActionIcon>
+                    </Tooltip>
+                </div>
+                <Space w="xl" /><Space w="xl" />
+                {onClick?<div>
+                    <MdOutlineArrowForwardIos onClick={onClick} style={{cursor:"pointer"}} size={45} />
+                    <Space w="xl" />
+                </div>:null}
+                <MediaQuery largerThan="md" styles={{ display: 'none' }}>
+                    <><Space w="xl" /><Space w="xl" /></>
+                </MediaQuery>
+                
+            </Grid.Col>
+        </Grid>
+        <hr style={{width:"100%"}}/>
+        <YesNoModal
+            title='Are you sure to delete this service?'
+            description={`You are going to delete the service '${service.port}', causing the stopping of the firewall and deleting all the regex associated. This will cause the shutdown of your service! ⚠️`}
+            onClose={()=>setDeleteModal(false) }
+            action={deleteService}
+            opened={deleteModal}
+        />
+        <RenameForm
+            onClose={()=>setRenameModal(false)}
+            opened={renameModal}
+            service={service}
+        />
+    </>
+}
+
+export default ServiceRow;

frontend/src/components/PortHijack/utils.ts

@@ -0,0 +1,64 @@
+import { ServerResponse } from "../../js/models"
+import { getapi, postapi } from "../../js/utils"
+
+export type GeneralStats = {
+    services:number
+}
+
+export type Service = {
+    name:string,
+    service_id:string,
+    active:boolean,
+    port:number,
+    proto: string,
+    ip_int: string,
+    proxy_port: number,
+    public_port: number,
+}
+
+export type ServiceAddForm = {
+    name:string,
+    public_port:number,
+    proxy_port:number,
+    proto:string,
+    ip_int:string,
+}
+
+export type ServiceAddResponse = {
+    status: string,
+    service_id?: string,
+}
+
+export const porthijack = {
+    stats: async () => {
+        return await getapi("porthijack/stats") as GeneralStats;
+    },
+    services: async () => {
+        return await getapi("porthijack/services") as Service[];
+    },
+    serviceinfo: async (service_id:string) => {
+        return await getapi(`porthijack/service/${service_id}`) as Service;
+    },
+    servicestart: async (service_id:string) => {
+        const { status } = await getapi(`porthijack/service/${service_id}/start`) as ServerResponse;
+        return status === "ok"?undefined:status
+    },
+    servicerename: async (service_id:string, name: string) => {
+        const { status } = await postapi(`porthijack/service/${service_id}/rename`,{ name }) as ServerResponse;
+        return status === "ok"?undefined:status
+    },
+    servicestop: async (service_id:string) => {
+        const { status } = await getapi(`porthijack/service/${service_id}/stop`) as ServerResponse;
+        return status === "ok"?undefined:status
+    },
+    servicesadd: async (data:ServiceAddForm) => {
+        return await postapi("porthijack/services/add",data) as ServiceAddResponse;
+    },
+    servicedelete: async (service_id:string) => {
+        const { status } = await getapi(`porthijack/service/${service_id}/delete`) as ServerResponse;
+        return status === "ok"?undefined:status
+    },
+    changeport: async (service_id:string, proxy_port:number) => {
+        return await postapi(`porthijack/service/${service_id}/changeport`, {proxy_port}) as ServerResponse;
+    }
+}

frontend/src/pages/PortHijack/index.tsx

@@ -0,0 +1,78 @@
+import { ActionIcon, Badge, LoadingOverlay, Space, Title, Tooltip } from '@mantine/core';
+import React, { useEffect, useState } from 'react';
+import { BsPlusLg } from "react-icons/bs";
+import { useNavigate } from 'react-router-dom';
+import ServiceRow from '../../components/PortHijack/ServiceRow';
+import { GeneralStats, porthijack, Service } from '../../components/PortHijack/utils';
+import { errorNotify, eventUpdateName, fireUpdateRequest } from '../../js/utils';
+import AddNewService from '../../components/PortHijack/AddNewService';
+import { useWindowEvent } from '@mantine/hooks';
+
+
+function PortHijack() {
+
+    const [services, setServices] = useState<Service[]>([]);
+    const [loader, setLoader] = useState(true);
+    const navigator = useNavigate()
+    const [open, setOpen] = useState(false);
+    const [tooltipAddServOpened, setTooltipAddServOpened] = useState(false);
+    const [tooltipAddOpened, setTooltipAddOpened] = useState(false);
+    
+    const [generalStats, setGeneralStats] = useState<GeneralStats>({services:0});
+    const updateInfo = async () => {
+        
+        await Promise.all([
+            porthijack.stats().then(res => {
+                setGeneralStats(res)
+            }).catch(
+                err => errorNotify("General Info Auto-Update failed!", err.toString())
+            ),
+            porthijack.services().then(res => {
+                setServices(res)    
+            }).catch(err => {
+                errorNotify("Home Page Auto-Update failed!", err.toString())
+            })
+        ])
+        setLoader(false)
+    }
+
+    useWindowEvent(eventUpdateName, updateInfo)
+    useEffect(fireUpdateRequest,[])
+
+    const closeModal = () => {setOpen(false);}
+
+    return <>
+    <Space h="sm" />
+    <div className='center-flex'>
+        <Title order={4}>Hijack port to proxy</Title>
+        <div className='flex-spacer' />
+        <Badge size="sm" color="yellow" variant="filled">Services: {generalStats.services}</Badge>
+        <Space w="xs" />
+        <Tooltip label="Add a new service" position='bottom' transition="pop" transitionDuration={200} transitionTimingFunction="ease" color="blue" opened={tooltipAddOpened}>
+            <ActionIcon color="blue" onClick={()=>setOpen(true)} size="lg" radius="md" variant="filled"
+                onFocus={() => setTooltipAddOpened(false)} onBlur={() => setTooltipAddOpened(false)}
+                onMouseEnter={() => setTooltipAddOpened(true)} onMouseLeave={() => setTooltipAddOpened(false)}><BsPlusLg size={18} /></ActionIcon>
+        </Tooltip>
+    </div>
+    <div id="service-list" className="center-flex-row">
+        <LoadingOverlay visible={loader} />
+        {services.length > 0?services.map( srv => <ServiceRow service={srv} key={srv.service_id} onClick={()=>{
+            navigator("/nfregex/"+srv.service_id)
+        }} />):<><Space h="xl"/> <Title className='center-flex' align='center' order={3}>No services found! Add one clicking the "+" buttons</Title>
+            <Space h="xl" /> <Space h="xl" /> <Space h="xl" /> <Space h="xl" /> 
+            <div className='center-flex'>
+                <Tooltip label="Add a new service" transition="pop" transitionDuration={200} transitionTimingFunction="ease" color="blue" opened={tooltipAddServOpened}>
+                    <ActionIcon color="blue" onClick={()=>setOpen(true)} size="xl" radius="md" variant="filled"
+                        onFocus={() => setTooltipAddServOpened(false)} onBlur={() => setTooltipAddServOpened(false)}
+                        onMouseEnter={() => setTooltipAddServOpened(true)} onMouseLeave={() => setTooltipAddServOpened(false)}><BsPlusLg size="20px" /></ActionIcon>
+                </Tooltip>
+            </div>
+        </>}
+        <AddNewService opened={open} onClose={closeModal} />
+    </div>
+    <AddNewService opened={open} onClose={closeModal} />
+
+    </>
+}
+
+export default PortHijack;