* Setup tracing-flame for use profiling zebrad
* start work on conditional flamegraph generation
* review time!
* update comments
* Update Cargo.toml
* disable default features for inferno
* reorganize
* missing one trait
* Apply suggestions from code review
* graceful shutdown!
* remove special case handling on ctrlc for cleanup
* rename signal fn to better represent its responsibility
* remove unused global hook for flushing flamegraph
* move tracing logic to the right file
* just copy linkerd's signal handling logic
* update book
* make zebrad app drop on shutdown normally
* Update zebrad/src/components/tokio.rs
Co-authored-by: teor <teor@riseup.net>
* Update zebrad/src/application.rs
Co-authored-by: teor <teor@riseup.net>
* Apply suggestions from code review
Co-authored-by: teor <teor@riseup.net>
* cleanup a little
* ooh yea there's an API for that
* setup env-filter for backup subscriber
* document env filter
* document return codes
* forgot to save
* Update book/src/applications/zebrad.md
Co-authored-by: teor <teor@riseup.net>
Co-authored-by: teor <teor@riseup.net>
Jane Lusby
Alfredo Garcia