open-consul/ui/packages/consul-ui/app/components/topology-metrics/index.js

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import Component from '@glimmer/component';
import { tracked } from '@glimmer/tracking';
import { action, get } from '@ember/object';
export default class TopologyMetrics extends Component {
// =attributes
@tracked centerDimensions;
@tracked downView;
@tracked downLines = [];
@tracked upView;
@tracked upLines = [];
@tracked noMetricsReason;
// =methods
drawDownLines(items) {
const order = ['allow', 'deny'];
const dest = {
x: this.centerDimensions.x - 7,
y: this.centerDimensions.y + this.centerDimensions.height / 2,
};
return items
.map(item => {
const dimensions = item.getBoundingClientRect();
const src = {
x: dimensions.x + dimensions.width,
y: dimensions.y + dimensions.height / 2,
};
return {
id: item.id,
permission: item.getAttribute('data-permission'),
dest: dest,
src: src,
};
})
.sort((a, b) => {
return order.indexOf(a.permission) - order.indexOf(b.permission);
});
}
drawUpLines(items) {
const order = ['allow', 'deny'];
const src = {
x: this.centerDimensions.x + 5.5,
y: this.centerDimensions.y + this.centerDimensions.height / 2,
};
return items
.map(item => {
const dimensions = item.getBoundingClientRect();
const dest = {
x: dimensions.x - dimensions.width - 25,
y: dimensions.y + dimensions.height / 2,
};
return {
id: item.id,
permission: item.getAttribute('data-permission'),
dest: dest,
src: src,
};
})
.sort((a, b) => {
return order.indexOf(a.permission) - order.indexOf(b.permission);
});
}
get upstreams() {
const upstreams = get(this.args.topology, 'Upstreams') || [];
const items = [...upstreams];
const defaultAllow = get(this.args.topology, 'DefaultAllow');
const wildcardIntention = get(this.args.topology, 'WildcardIntention');
if (defaultAllow || wildcardIntention) {
items.push({
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Name: '* (All Services)',
Datacenter: '',
Namespace: '',
Intention: {
Allowed: true,
},
});
}
return items;
}
get mainNotIngressService() {
const kind = get(this.args.service.Service, 'Kind') || '';
return kind !== 'ingress-gateway';
}
// =actions
@action
setHeight(el, item) {
if (el) {
const container = el.getBoundingClientRect();
document.getElementById(`${item[0]}`).setAttribute('style', `height:${container.height}px`);
}
this.calculate();
}
@action
calculate() {
if (this.args.isRemoteDC) {
this.noMetricsReason = 'remote-dc';
} else if (this.args.service.Service.Kind === 'ingress-gateway') {
this.noMetricsReason = 'ingress-gateway';
} else {
this.noMetricsReason = null;
}
// Calculate viewBox dimensions
this.downView = document.getElementById('downstream-lines').getBoundingClientRect();
const upstreamLines = document.getElementById('upstream-lines').getBoundingClientRect();
const upstreamColumn = document.getElementById('upstream-column');
if (upstreamColumn) {
this.upView = {
x: upstreamLines.x,
y: upstreamLines.y,
width: upstreamLines.width,
height: upstreamColumn.getBoundingClientRect().height + 10,
};
}
// Get Card elements positions
const downCards = [
...document.querySelectorAll('#downstream-container .topology-metrics-card'),
];
const grafanaCard = document.querySelector('.metrics-header');
const upCards = [...document.querySelectorAll('#upstream-column .topology-metrics-card')];
// Set center positioning points
this.centerDimensions = grafanaCard.getBoundingClientRect();
// Set Downstream Cards Positioning points
this.downLines = this.drawDownLines(downCards);
// Set Upstream Cards Positioning points
this.upLines = this.drawUpLines(upCards);
}
}