Add a information about roles to the tt rs status output

[askalt]

Origin

Need to think about the way to output both "sharding roles" and "roles" for cluster config app some acceptable way.

2sp is here because there are existing tests that rely on the current status format.

tt/test/integration/replicaset/replicaset_helpers.py

Lines 58 to 105 in 590b4cd

	def parse_status(buf: io.StringIO):
	def next():
	return buf.readline().rstrip("\n")
	def cut(line=None, c=":"):
	if line is None:
	line = next()
	ind = line.find(c)
	return line[:ind].strip(), line[ind+1:].strip()
	_, orchestrator = cut()
	_, state = cut()
	next()
	replicasets = {}
	line = next()
	while line.startswith("• "):
	replicaset_name = line.lstrip("• ")
	replicaset = {}
	line = next()
	while not line.startswith(" "):
	k, v = cut(line)
	replicaset[k.lower()] = v
	line = next()
	instances = {}
	while line.startswith(" "):
	is_leader = line.startswith(" ★")
	line = line[len(" ★ "):]
	name, rest = cut(line, " ")
	listen, mode = cut(rest, " ")
	instances[name] = {
	"is_leader": is_leader,
	"listen": listen,
	"mode": mode,
	}
	line = next()
	replicaset["instances"] = instances
	replicasets[replicaset_name] = replicaset
	return {
	"orchestrator": orchestrator,
	"state": state,
	"replicasets": replicasets,
	}