67 lines
2.2 KiB
Plaintext
67 lines
2.2 KiB
Plaintext
digraph G {
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node [ shape=box ]
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# rankdir=BT;
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label="CDN flows"
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subgraph cluster_user {
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label="Outside / in the Internet"
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user [ label="User\n(internal/customer)" color=pink ]
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client [ label="Web site User\n" color=blue ]
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operator [ label="CDN Operator\n" color=green ]
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}
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subgraph cluster_origin {
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label="Origin DC"
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origin [ label="Origin Node\nServing example.com" ]
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}
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client->origin [ label="non-CDN access" style=dashed color=blue ]
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subgraph cluster_homedc {
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label="HomeDC"
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kubemaster [ label="Kubernetes master nodes" ]
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kubeworker [ label="Kubernetes worker nodes" ]
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subgraph cluster_kubernetes {
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label="Kubernetes Workload"
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api [ label="Tenant/OpsAPI" ]
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ui [ label="User Interface\nPost MVP" ]
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db [ label="Database" ]
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promhome [ label="Prometheus" ]
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grafana [ label="Grafana" ]
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}
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}
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kubemaster->kubeworker [ label="Controls" ]
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api->kubeworker [ label="Runs on" ]
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subgraph cluster_pops {
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label="PoP"
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servicenode [ label="Service Node" ]
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edgenode [ label="Edge nodes" ]
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delivery [ label="Delivery API" ]
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prompop [ label="Prometheus" ]
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}
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delivery->servicenode [ label="Runs on" ]
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user->ui [ label="A1. Create configuration" color=pink ]
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user->api [ label="A1. Create configuration" style=dashed color=pink ]
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ui->api [ label="A2. Create configuration" color=pink ]
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api->db [ label="A3. Store data" color=pink ]
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kubeworker->delivery [ label="A4. Trigger update" color=pink ]
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delivery->edgenode [ label="A5. Reconfigure" color=pink ]
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client->edgenode [ label="B1. Request data for example.com" color=blue ]
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edgenode->origin [ label="B2. Request data\n(If not cached)" color=blue]
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edgenode->client [ label="B3. Return data for example.com" weight=0.2 color=blue ]
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promhome->prompop [ label="C1. Pulls metrics" color=green ]
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operator->grafana [ label="C2. View monitoring data" color=green ]
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grafana->promhome [ label="C3. Gets data" color=green ]
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prompop->{edgenode,servicenode} [ label="Monitors" ]
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promhome->{api,db} [ label="Monitors" ]
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}
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