release-21.1: cli/demo: assorted backports#63535

Merged

knz merged 11 commits intocockroachdb:release-21.1from knz:backport21.1-62307-62306-62391-62679-62704-63031-63057-63515

May 12, 2021

+633-273

Commits on Apr 13, 2021

cli/demo: label the URLs consistently with 'start'
knz
committed
cli/demo: --empty -> --no-example-database; add env var
knz
committed
cli: support addr 0 in multi-node demo

ajwerner
authored and
knz
committed
cli: fix demo --global latencies

jordanlewis
authored and
knz
committed
cli: fix \demo shutdown with --global

jordanlewis
authored and
knz
committed
server,testutils: ensure server start is friendly to async cancellation
knz
committed
cli/demo: refactor the server initialization

knz
and
otan
committed
cli: disallow adding or shutting down nodes in demo --global

otan
authored and
knz
committed
cli: wrap intro message around printfUnlessEmbedded

otan
authored and
knz
committed
cli: add notice about --global being experimental on demo startup

otan
authored and
knz
committed
rpc: avoid a panic in delayingConn
knz
committed