Automatically manage secure login tokens for cloud API calls

flowchart TD trig>"automation requests cloud access"]:::trig s0["check token validity"]:::task s1["return valid token"]:::task trig --> s0 gx{"× is existing token still valid"}:::gate s0 --> gx p00["reuse existing token"]:::task gx -->|"still valid"| p00 p10["sign new credentials"]:::task gx -->|"expired"| p10 p11["exchange for access token"]:::task p10 --> p11 jn{"○ before returning token"}:::gate p00 --> jn p11 --> jn jn --> s1 out[/"valid access token returned instantly"/]:::out pay{{"uninterrupted secure api calls"}}:::pay s1 --> out out --> pay classDef task fill:#e7f6fe,stroke:#34b8f0,color:#2c2a29 classDef svc fill:#f6f8fa,stroke:#7c8795,color:#2c2a29 classDef mi fill:#e7f6fe,stroke:#0079a8,color:#2c2a29,stroke-width:2px classDef human fill:#fff,stroke:#0079a8,color:#0079a8 classDef store fill:#f6f8fa,stroke:#0079a8,color:#2c2a29 classDef trig fill:#00a4eb,stroke:#0079a8,color:#fff,font-weight:bold classDef trigtime fill:#00a4eb,stroke:#0079a8,color:#fff,font-weight:bold classDef trigdata fill:#8ad4f5,stroke:#0079a8,color:#06314c,font-weight:bold classDef gate fill:#fff,stroke:#e8a23d,color:#6b4708,font-weight:bold classDef out fill:#1f9d6b,stroke:#167a53,color:#fff,font-weight:bold classDef pay fill:#06314c,stroke:#021f33,color:#fff