Plan Owned Distinct Lane Separation

Gallery / Inter-section Routing

Two independently planned primary convergence trunks share a long leftward corridor with a secondary route. Planning seats the primary track one full nesting step away before its geometry freezes, so both colours remain readable through the shared span (#1729).

Mermaid source

examples/topologies/plan_owned_distinct_lane_separation.mmd

%%metro title: Plan-owned distinct lane separation
%%metro line: primary | Primary | #3779b1
%%metro line: secondary | Secondary | #a66d13
%%metro line: carrier | Carrier | #156075
%%metro grid: target_primary_far | 0,0
%%metro grid: target_primary | 1,0
%%metro grid: target_secondary | 2,0
%%metro grid: shared_source | 3,0
%%metro grid: secondary_near | 4,0
%%metro grid: secondary_far | 5,0
%%metro grid: primary_far | 6,0
graph LR
    subgraph target_primary_far [Primary target 2]
        %%metro direction: RL
        pf_in[Join]
        pf_out[Publish]
        pf_in -->|primary| pf_out
    end
    subgraph target_primary [Primary target]
        %%metro direction: RL
        p_in[Join]
        p_out[Publish]
        p_in -->|primary| p_out
    end
    subgraph target_secondary [Secondary target]
        %%metro direction: RL
        s_in[Join]
        s_out[Publish]
        s_in -->|secondary| s_out
    end
    subgraph shared_source [Shared source]
        %%metro direction: RL
        shared_in[Prepare]
        shared_out[Dispatch]
        shared_in -->|carrier| shared_out
    end
    subgraph secondary_near [Secondary near]
        %%metro direction: RL
        near[Near]
    end
    subgraph secondary_far [Secondary far]
        %%metro direction: RL
        far[Far]
    end
    subgraph primary_far [Primary far]
        %%metro direction: RL
        primary_source[Primary source]
    end
    primary_source -->|primary| p_in
    primary_source -->|primary| pf_in
    near -->|secondary| s_in
    far -->|secondary| s_in
    shared_out -->|secondary| s_in
    shared_out -->|primary| p_in
    shared_out -->|primary| pf_in
    s_out -->|primary| p_in

CLI command

nf-metro render examples/topologies/plan_owned_distinct_lane_separation.mmd -o plan_owned_distinct_lane_separation.svg

Rendered map