Provider aliyun

[sunny0826]

refer #44 #47

[codecov]

Codecov Report

Merging #52 (dbe48ba) into master (8864764) will decrease coverage by 1.01%.
The diff coverage is 2.36%.

@@            Coverage Diff             @@
##           master      #52      +/-   ##
==========================================
- Coverage   12.07%   11.06%   -1.02%     
==========================================
  Files          16       17       +1     
  Lines        1027     1148     +121     
==========================================
+ Hits          124      127       +3     
- Misses        889     1007     +118     
  Partials       14       14              

Flag	Coverage Δ
unittests	11.06% <2.36%> (-1.02%)	⬇️

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Impacted Files	Coverage Δ
cmd/add.go	28.39% <0.00%> (-3.55%)	⬇️
cmd/cloud.go	2.67% <2.67%> (ø)

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