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step-ca-webui/docs/architecture-overview.puml
2024-08-20 20:24:13 +05:00

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This diagram describes general architecture of the application.
@startuml
!define RECTANGLE class
!define DOCKER_NETWORK frame
skinparam componentStyle uml2
actor "User" as user
cloud "Internet" as internet
rectangle "Host System" {
[Bunkerweb] as bunkerweb
[Caddy] as caddy
[Authelia] as authelia
DOCKER_NETWORK "Docker Network" {
package "WebFrontend Container" as webfront {
[Flask Web Server]
}
package "Core Container" as coreapp {
[Main Application]
[Logging]
[API Server]
[CLI Wrapper]
}
}
[step-ca CLI] as stepcacli
}
user -down-> internet
internet -down-> bunkerweb
bunkerweb -down-> caddy
caddy -down-> authelia
authelia -down-> webfront
webfront -down-> coreapp : mTLS & authenticated API calls
coreapp -down-> stepcacli : Limited sudo access
note right of bunkerweb : Web Firewall
note right of caddy : HTTPS & Reverse Proxy
note right of authelia : Authentication
note right of webfront : Runs without permissions
note right of coreapp : Runs with limited permissions & AppArmor/SELinux profile
note right of stepcacli : Installed globally on host
@enduml