cluster: optimize tispark supporting

[AstroProfundis]

Close: #617

[codecov-commenter]

Codecov Report

Merging #621 into master will decrease coverage by 3.39%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #621      +/-   ##
==========================================
- Coverage   51.33%   47.93%   -3.40%     
==========================================
  Files         225      225              
  Lines       16669    16685      +16     
==========================================
- Hits         8557     7998     -559     
- Misses       6926     7570     +644     
+ Partials     1186     1117      -69     

Flag	Coverage Δ
#coverage	47.93% <ø> (-3.40%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
...b.com/pingcap/tiup/pkg/cluster/task/update_meta.go	0.00% <0.00%> (-74.20%)	⬇️
...com/pingcap/tiup/pkg/cluster/operation/scale_in.go	0.00% <0.00%> (-56.80%)	⬇️
...ngcap/tiup/components/cluster/command/scale_out.go	9.09% <0.00%> (-55.42%)	⬇️
....com/pingcap/tiup/pkg/cluster/task/scale_config.go	0.00% <0.00%> (-53.85%)	⬇️
...ingcap/tiup/components/cluster/command/scale_in.go	9.09% <0.00%> (-49.50%)	⬇️
.../github.com/pingcap/tiup/pkg/cluster/api/binlog.go	0.00% <0.00%> (-45.20%)	⬇️
...c/github.com/pingcap/tiup/pkg/cluster/task/func.go	0.00% <0.00%> (-40.00%)	⬇️
...om/pingcap/tiup/pkg/cluster/template/scripts/pd.go	40.47% <0.00%> (-29.77%)	⬇️
...cap/tiup/pkg/cluster/clusterutil/parse_topology.go	33.33% <0.00%> (-28.58%)	⬇️
...github.com/pingcap/tiup/pkg/colorutil/colorutil.go	65.51% <0.00%> (-13.80%)	⬇️
... and 20 more

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[lonng]

Rest LGTM