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Exploratory implementation of nats/python pipelines, various implementations and analysis to explore design and optimisation of distributed pipelines.
Ref: Hohpe & Woolf 268
Implement a basic aggregator (in-process initially) that builds latency / analysis information in-flight and prints to stdout when each item lifecycle is complete e,g:
If P1 has S1..Sn print to stdout:
CorrelationId # Correlation Id
Pipeline # Pipeline identifier
S1_Timestamp .. Sn Timestamp # Timestamp of each message
I1 ... I (n-1) # Length of each interval between stages
TotalDuration
[Publication of errors to dedicated error channel to follow]
Utility script (CLI) to demonstrate non-intrusive listening to arbitrary queue.
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