399 lines
12 KiB
HTML
399 lines
12 KiB
HTML
<!DOCTYPE html>
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<meta charset="utf-8">
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<title>succd</title>
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<meta name="viewport" content="width=device-width, initial-scale=1" />
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<link rel="shortcut icon" type="image/png" href="/favicon.png">
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<style>
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body {
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font-size: 14px;
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padding: 2em;
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}
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table {
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font-size: 40px;
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margin-top: 1em;
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}
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table.status td {
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width: 2em;
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}
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th, td {
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background-color: #e8e8e8;
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padding: 0.4em;
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}
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th {
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font-weight: 100;
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text-align: right;
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font-size: 30px;
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}
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td {
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text-align: left;
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}
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td {
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font-weight: 800;
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}
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h2 {
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font-style: italic;
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font-weight: 100;
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}
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button {
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height: 4.5em;
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padding-left: 1.5em;
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padding-right: 1.5em;
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}
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td > span {
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padding: 0.2em;
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}
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.logo {
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float: left;
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margin-right: 2em;
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}
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.logo > img {
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height: 10em;
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}
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</style>
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<div class="logo"><img src="/favicon.png" /></div>
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<h1>succd</h1>
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<h2>nothing more permanent than a temporary solution</h2>
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<p style="margin-top: 2em; clear: both;">
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<table>
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<tr>
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<th rowspan="2">Pirani Gauge</th>
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<th>Voltage</th>
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<td id="volts">{{ .Pirani.Volts }}</td>
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</tr>
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<tr>
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<th>Pressure</th>
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<td id="mbar">{{ .Pirani.Mbar }}</td>
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</tr>
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</table>
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<table class="status">
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<tr>
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<th>Thresholds</th>
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<th>Rough</th>
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<td id="trough">{{ if .Feedback.RoughReached }}OK{{ else }}NOK{{ end }}</td>
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<th>High</th>
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<td id="thigh">{{ if .Feedback.HighReached }}OK{{ else }}NOK{{ end }}</td>
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</tr>
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<tr>
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<th>Pumps</th>
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<th>RP</th>
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<td id="rp">{{ if .Pumps.RPOn }}ON{{ else }}OFF{{ end }}</td>
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<th>DP</th>
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<td id="dp">{{ if .Pumps.DPOn }}ON{{ else }}OFF{{ end }}</td>
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</tr>
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<tr>
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<th>Safety</th>
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<th style="font-size: 0.7em;">Pirani<br />Failsafe</th>
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<td id="failsafe">{{ if .Safety.Failsafe }}ON{{ else }}OFF{{ end }}</td>
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<th style="font-size: 0.7em;">DP<br />Lockout</th>
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<td id="highpressure">{{ if .Safety.HighPressure }}ON{{ else }}OFF{{ end }}</td>
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</tr>
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</table>
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<table>
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<tr>
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<th rowspan="3">Control</th>
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<th>RP</th>
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<td colspan="3">
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<button id="rpon">On</button>
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<button id="rpoff">Off</button>
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</td>
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</tr>
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<tr>
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<th>DP</th>
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<td colspan="3">
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<button id="dpon">On</button>
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<button id="dpoff">Off</button>
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</td>
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</tr>
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<tr>
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<td colspan="3">
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<button id="pd">Pump Down</button>
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<button id="vent">Vent</button>
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</td>
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</tr>
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<tr>
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<th>Status</th>
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<td id="status" colspan="1">OK</td>
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<th>Load</th>
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<td id="load" colspan="1">...</td>
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</tr>
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</table>
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</p>
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<p style="margin-top: 2em;">
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<canvas id="graph" width="1024" height="512" style="max-width: 100%;"></canvas>
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</p>
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<p style="font-style: italic; font-size: 12px; margin-top: 5em;">
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{{ .System.Hostname }} | load: {{ .System.Load }} | <a href="/debug/pprof">pprof</a> | <a href="/metrics">metrics</a> | ws ping: <span id="ping">…</span>
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</p>
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<script>
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let historical = [];
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let canvas = null;
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// Push a datapoint (in mbar) to the historical buffer, maintaining enough data
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// for ~10 minutes.
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let historicalPush = (v) => {
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historical.push({v: v, time: Date.now() / 1000});
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let len = historical.length;
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// TODO(q3k): trim based on recorded timestamp, not constant buffer size.
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let trim = len - 8192;
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if (trim > 0) {
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historical = historical.slice(trim);
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}
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};
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// Draw the historical graph and schedule next draw in 100msec.
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let historicalDraw = (w, h) => {
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const now = Date.now() / 1000;
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// TODO(q3k): better use canvas API to not have so much silly math around
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// coordinate calculation.
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canvas.clearRect(0, 0, w, h);
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canvas.fillStyle = "#f0f0f0";
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canvas.fillRect(0, 0, w, h);
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// Margins of the main graph window.
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const marginLeft = 64;
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const marginRight = 32;
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const marginTop = 32;
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const marginBottom = 32;
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// Draw main graph window.
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canvas.fillStyle = "#f8f8f8";
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canvas.strokeStyle = "#444";
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canvas.lineWidth = 1;
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canvas.fillRect(marginLeft, marginTop, w-(marginLeft+marginRight), h-(marginTop+marginBottom));
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canvas.strokeRect(marginLeft, marginTop, w-(marginLeft+marginRight), h-(marginTop+marginBottom));
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// Range of decades for Y value.
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const ymin = -4;
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const ymax = 4;
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// Pixels per decade.
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const yscale = (h - (marginTop+marginBottom)) / (ymax - ymin);
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// For every decade...
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for (let i = ymin; i < ymax; i++) {
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const yoff = (i - ymin) * yscale + yscale / 2;
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const y = Math.floor(h - marginBottom - yoff) + 0.5;
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// Draw Y scale ticks.
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canvas.beginPath();
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canvas.moveTo(marginLeft-5, y);
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canvas.lineTo(marginLeft, y);
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canvas.strokeStyle = "#000";
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canvas.stroke();
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// Draw Y grid.
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canvas.beginPath();
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canvas.moveTo(marginLeft, y);
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canvas.lineTo(w-marginRight-1, y);
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canvas.strokeStyle = "#ccc";
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canvas.stroke();
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// Draw Y fine grid.
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if (i > ymin) {
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for (let j = 2; j < 10; j++) {
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let yy = y - Math.log10(j/10) * yscale;
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canvas.beginPath();
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canvas.moveTo(marginLeft, yy);
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canvas.lineTo(w-marginRight-1, yy);
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canvas.strokeStyle = "#eee";
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canvas.stroke();
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}
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}
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// Draw Y labels.
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canvas.font = "10px sans-serif";
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canvas.fillStyle = "#000";
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canvas.textAlign = "right";
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const text = `10^${i}`;
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canvas.fillText(text, marginLeft-10, y+5);
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}
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// How much space to leave in front of the graph.
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const xhead = 10;
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// Draw X labels..
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canvas.textAlign = "center";
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canvas.fillText("Now", w - marginRight - xhead, h - marginBottom + 15)
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canvas.fillText("-10min", marginLeft, h - marginBottom + 15)
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const xmax = 60 * 10;
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const xscale = (w - (marginLeft+marginRight+xhead)) / (xmax);
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// Clip to main window.
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canvas.save();
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canvas.beginPath();
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canvas.rect(marginLeft, marginTop, w-(marginLeft+marginRight), h-(marginTop+marginBottom+1));
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canvas.clip();
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// Draw actual data line.
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let first = true;
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canvas.beginPath();
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historical.forEach((v) => {
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const time = v.time;
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const mbar = v.v;
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const elapsed = now-time;
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if (elapsed > xmax) {
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return;
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}
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const x = (w - marginRight - xhead) - (elapsed * xscale);
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const yoff = (Math.log10(mbar) - ymin) * yscale + yscale / 2;
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const y = h - marginBottom - yoff;
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if (first) {
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first = false;
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canvas.moveTo(x, y);
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} else {
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canvas.lineTo(x, y);
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}
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});
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canvas.strokeStyle = "#de1010";
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canvas.lineWidth = 1;
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canvas.stroke();
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canvas.restore();
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setTimeout(() => { historicalDraw(w, h); }, 100);
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};
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window.addEventListener("load", (_) => {
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console.log("s u c c");
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let status = document.querySelector("#status");
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let failsafe = document.querySelector("#failsafe");
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let highpressure = document.querySelector("#highpressure");
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let volts = document.querySelector("#volts");
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let mbar = document.querySelector("#mbar");
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let ping = document.querySelector("#ping");
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let trough = document.querySelector("#trough");
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let thigh = document.querySelector("#thigh");
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let load = document.querySelector("#load");
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// Buttons
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let pd = document.querySelector("#pd");
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let vent = document.querySelector("#vent");
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let rpon = document.querySelector("#rpon");
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let rpoff = document.querySelector("#rpoff");
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canvas = document.querySelector("#graph").getContext("2d");
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// TODO(q3k): unhardcode this.
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historicalDraw(1024, 512);
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// Basic retry loop for connecting to WS.
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let loc = window.location;
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let wsloc = "";
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if (loc.protocol == "https:") {
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wsloc = "wss:";
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} else {
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wsloc = "ws:";
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}
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wsloc += "//" + loc.host + "/stream";
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console.log("Connecting to " + wsloc + "...");
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let connected = false;
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let connect = () => {
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const socket = new WebSocket(wsloc);
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socket.addEventListener("open", (event) => {
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connected = true;
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console.log("Socket connected!");
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status.innerHTML = "Online";
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status.style = "background-color: #60f060;";
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});
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socket.addEventListener("message", (event) => {
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const data = JSON.parse(event.data);
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volts.innerHTML = data.Pirani.Volts;
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mbar.innerHTML = data.Pirani.Mbar;
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if (data.Safety.Failsafe) {
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failsafe.innerHTML = "ON";
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failsafe.style = "background-color: #f06060";
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} else {
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failsafe.innerHTML = "OFF";
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failsafe.style = "background-color: #60f060";
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}
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if (data.Safety.HighPressure) {
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highpressure.innerHTML = "ON";
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highpressure.style = "background-color: #f06060";
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} else {
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highpressure.innerHTML = "OFF";
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highpressure.style = "background-color: #60f060";
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}
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if (data.Pumps.RPOn) {
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rp.innerHTML = "ON";
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rp.style = "background-color: #60f060";
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} else {
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rp.innerHTML = "OFF";
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rp.style = "background-color: #f06060";
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}
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if (data.Pumps.DPOn) {
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dp.innerHTML = "ON";
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dp.style = "background-color: #60f060";
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} else {
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dp.innerHTML = "OFF";
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dp.style = "background-color: #f06060";
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}
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let t = [];
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if (data.Feedback.RoughReached) {
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trough.innerHTML = "OK";
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trough.style = "background-color: #60f060";
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} else {
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trough.innerHTML = "NOK";
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trough.style = "background-color: #f06060";
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}
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if (data.Feedback.HighReached) {
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thigh.innerHTML = "OK";
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thigh.style = "background-color: #60f060";
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} else {
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thigh.innerHTML = "NOK";
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thigh.style = "background-color: #f06060";
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}
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load.innerHTML = data.LoopLoad.toString() + "%";
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historicalPush(data.Pirani.MbarFloat);
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ping.innerHTML = Date.now();
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});
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socket.addEventListener("close", (event) => {
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status.innerHTML = "Offline";
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status.style = "background-color: #f06060;";
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if (connected) {
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console.log("Socket dead, reconnecting...");
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}
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connected = false;
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setTimeout(connect, 1000);
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});
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socket.addEventListener("error", (event) => {
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socket.close();
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});
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};
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connect();
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pd.addEventListener("click", async (event) => {
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await fetch("/button/pumpdown");
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});
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vent.addEventListener("click", async (event) => {
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await fetch("/button/vent");
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});
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rpon.addEventListener("click", async (event) => {
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await fetch("/rp/on");
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});
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rpoff.addEventListener("click", async (event) => {
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await fetch("/rp/off");
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});
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dpon.addEventListener("click", async (event) => {
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await fetch("/dp/on");
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});
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dpoff.addEventListener("click", async (event) => {
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await fetch("/dp/off");
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});
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});
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</script>
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