aboutsummaryrefslogtreecommitdiff
path: root/frontend/src/views/Connections.js
blob: 9b9fe358c04f76ed8780272f7c20464ae1253cb1 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
import React, {Component} from 'react';
import './Connections.scss';
import axios from 'axios'
import Connection from "../components/Connection";
import Table from 'react-bootstrap/Table';
import {Redirect} from 'react-router';
import {withRouter} from "react-router-dom";

class Connections extends Component {

    constructor(props) {
        super(props);
        this.state = {
            loading: false,
            connections: [],
            firstConnection: null,
            lastConnection: null,
            showHidden: false,
            prevParams: null,
            flagRule: null,
            rules: null,
            queryString: null
        };

        this.scrollTopThreashold = 0.00001;
        this.scrollBottomThreashold = 0.99999;
        this.maxConnections = 500;
        this.queryLimit = 50;

        this.handleScroll = this.handleScroll.bind(this);
        this.connectionSelected = this.connectionSelected.bind(this);
        this.addServicePortFilter = this.addServicePortFilter.bind(this);
    }

    componentDidMount() {
        this.loadConnections({limit: this.queryLimit, hidden: this.state.showHidden})
            .then(() => this.setState({loaded: true}));
    }

    connectionSelected(c) {
        this.setState({selected: c.id});
        this.props.onSelected(c);
    }

    componentDidUpdate(prevProps, prevState, snapshot) {
        if (this.state.loaded && prevProps.location.search !== this.props.location.search) {
            this.setState({queryString: this.props.location.search});
            this.loadConnections({limit: this.queryLimit, hidden: this.state.showHidden})
                .then(() => console.log("Connections reloaded after query string update"));
        }
    }

    handleScroll(e) {
        let relativeScroll = e.currentTarget.scrollTop / (e.currentTarget.scrollHeight - e.currentTarget.clientHeight);
        if (!this.state.loading && relativeScroll > this.scrollBottomThreashold) {
            this.loadConnections({
                from: this.state.lastConnection.id, limit: this.queryLimit,
                hidden: this.state.showHidden
            }).then(() => console.log("Following connections loaded"));
        }
        if (!this.state.loading && relativeScroll < this.scrollTopThreashold) {
            this.loadConnections({
                to: this.state.firstConnection.id, limit: this.queryLimit,
                hidden: this.state.showHidden
            }).then(() => console.log("Previous connections loaded"));
        }
    }

    addServicePortFilter(port) {
        let urlParams = new URLSearchParams(this.props.location.search);
        urlParams.set("service_port", port);
        this.setState({queryString: "?" + urlParams});
    }

    async loadConnections(params) {
        let url = "/api/connections";
        const urlParams = new URLSearchParams(this.props.location.search);
        for (const [name, value] of Object.entries(params)) {
            urlParams.set(name, value);
        }

        this.setState({loading: true, prevParams: params});
        let res = await axios.get(`${url}?${urlParams}`);

        let connections = this.state.connections;
        let firstConnection = this.state.firstConnection;
        let lastConnection = this.state.lastConnection;

        if (params !== undefined && params.from !== undefined) {
            if (res.data.length > 0) {
                connections = this.state.connections.concat(res.data);
                lastConnection = connections[connections.length - 1];
                if (connections.length > this.maxConnections) {
                    connections = connections.slice(connections.length - this.maxConnections,
                        connections.length - 1);
                    firstConnection = connections[0];
                }
            }
        } else if (params !== undefined && params.to !== undefined) {
            if (res.data.length > 0) {
                connections = res.data.concat(this.state.connections);
                firstConnection = connections[0];
                if (connections.length > this.maxConnections) {
                    connections = connections.slice(0, this.maxConnections);
                    lastConnection = connections[this.maxConnections - 1];
                }
            }
        } else {
            if (res.data.length > 0) {
                connections = res.data;
                firstConnection = connections[0];
                lastConnection = connections[connections.length - 1];
            } else {
                connections = [];
                firstConnection = null;
                lastConnection = null;
            }
        }

        let flagRule = this.state.flagRule;
        let rules = this.state.rules;
        if (flagRule === null) {
            let res = await axios.get("/api/rules");
            rules = res.data;
            flagRule = rules.filter(rule => {
                return rule.name === "flag";
            })[0];
        }

        this.setState({
            loading: false,
            connections: connections,
            rules: res.data,
            flagRule: flagRule,
            firstConnection: firstConnection,
            lastConnection: lastConnection
        });
    }

    render() {
        let redirect;
        let queryString = this.state.queryString !== null ? this.state.queryString : ""
        if (this.state.selected) {
            let format = this.props.match.params.format;
            format = format !== undefined ? "/" + format : "";
            redirect = <Redirect push to={`/connections/${this.state.selected}${format}${queryString}`} />;
        }

        let loading = null;
        if (this.state.loading) {
            loading = <tr>
                <td colSpan={9}>Loading...</td>
            </tr>;
        }

        return (
            <div className="connections" onScroll={this.handleScroll}>
                <div className="connections-header-padding"/>
                <Table borderless size="sm">
                    <thead>
                    <tr>
                        <th>service</th>
                        <th>srcip</th>
                        <th>srcport</th>
                        <th>dstip</th>
                        <th>dstport</th>
                        <th>duration</th>
                        <th>up</th>
                        <th>down</th>
                        <th>actions</th>
                    </tr>
                    </thead>
                    <tbody>
                    {
                        this.state.connections.map(c =>
                            <Connection key={c.id} data={c} onSelected={() => this.connectionSelected(c)}
                                        selected={this.state.selected === c.id} onMarked={marked => c.marked = marked}
                                        onEnabled={enabled => c.hidden = !enabled}
                                        containsFlag={c.matched_rules.includes(this.state.flagRule.id)}
                                        addServicePortFilter={this.addServicePortFilter}/>
                        )
                    }
                    {loading}
                    </tbody>
                </Table>

                {redirect}
            </div>
        );
    }

}


export default withRouter(Connections);