Vzorec strangler-fig izvaja postopno migracijo: monolitni sistem ovijete s plastjo za usmerjanje prometa, eno funkcionalnost naenkrat izvlečete v storitev in promet preusmerite nanjo — dokler se monolitni sistem ne "udavi". Ni nobene velike prepisovalne akcije v enem koraku.
Kako deluje
Step 1: route all traffic through a facade/proxy to the monolith
Step 2: extract ONE capability → new service
Step 3: route just that path to the new service
Step 4: repeat; delete that code from the monolith
Client ─▶ [ Proxy ] ─┬─▶ /orders ─▶ NEW Orders service
└─▶ everything else ─▶ Monolith
