enhance: add more log for creating new objects

[ZouRui89]

Signed-off-by: Zou Rui 21751189@zju.edu.cn

Ⅰ. Describe what this PR did

This pr adds more log on pouchd side. While creating a new container, network or volume, create args will be printed on pouchd log, which enables us to debug a possible creation failure on API side.

Infof() is adopted since we think it is better for production environment, than Debugf().

Ⅱ. Does this pull request fix one issue?

fixes #664

Ⅲ. Describe how you did it

Ⅳ. Describe how to verify it

INFO[2018-06-01T07:45:48.197062353Z] Calling POST /v1.24/volumes/create, client @ 
INFO[2018-06-01T07:45:48.197302776Z] create volume with args: {"Driver":"local","DriverOpts":{"opt.size":"100g"},"Name":"pouch-volume"}

INFO[2018-06-01T07:46:52.219091382Z] Calling POST /v1.24/networks/create, client @ 
INFO[2018-06-01T07:46:52.219286598Z] create network with args: {"Name":"pouchnet","CheckDuplicate":true,"Driver":"bridge","IPAM":{"Config":[{"Gateway":"192.168.1.1","Subnet":"192.168.1.0/24"}],"Driver":"default"}} 

INFO[2018-06-01T07:48:13.014402291Z] Calling POST /v1.24/containers/create?name=foo, client @ 
INFO[2018-06-01T07:48:13.01545681Z] create container with args: {"Cmd":null,"Entrypoint":[],"Env":null,"Image":"docker.io/library/busybox:latest","OnBuild":null,"Shell":null,"HostConfig":{"NetworkMode":"bridge","OomScoreAdj":-500,"RestartPolicy":{"Name":"no"},"BlkioDeviceReadBps":null,"BlkioDeviceReadIOps":null,"BlkioDeviceWriteBps":null,"BlkioDeviceWriteIOps":null,"BlkioWeightDevice":null,"DeviceCgroupRules":null,"Devices":[],"MemoryExtra":0,"MemorySwappiness":-1,"MemoryWmarkRatio":0,"OomKillDisable":false,"Ulimits":null},"NetworkingConfig":{}} 

Ⅴ. Special notes for reviews

Thx for your hints! 😄 @shaloulcy

[allencloud]

Still no circle CI test case. Pity. 😿

[codecov-io]

Codecov Report

Merging #1450 into master will increase coverage by 21.11%.
The diff coverage is 66.66%.

@@             Coverage Diff             @@
##           master    #1450       +/-   ##
===========================================
+ Coverage   16.46%   37.57%   +21.11%     
===========================================
  Files         202      253       +51     
  Lines       13591    17257     +3666     
===========================================
+ Hits         2238     6485     +4247     
+ Misses      11197     9950     -1247     
- Partials      156      822      +666

Impacted Files	Coverage Δ
apis/server/network_bridge.go	63.63% <100%> (+63.63%)	⬆️
apis/server/volume_bridge.go	63.72% <100%> (+63.72%)	⬆️
apis/server/container_bridge.go	82.88% <100%> (+82.88%)	⬆️
apis/server/utils.go	64.28% <50%> (+64.28%)	⬆️
cri/v1alpha1/cri_utils.go	22.08% <0%> (-7.17%)	⬇️
cri/v1alpha2/cri_utils.go	21.39% <0%> (-6.96%)	⬇️
cli/container.go	0% <0%> (ø)	⬆️
cli/common_flags.go	0% <0%> (ø)	⬆️
main.go	60.13% <0%> (ø)
storage/controlserver/client/url.go	0% <0%> (ø)
... and 122 more

[ZouRui89]

It seems like they have not offered an email address. So I am still trying to figure out a way to contact them. 😭 @allencloud

[allencloud]

LGTM. Thanks a lot for your work. It will bring lots of convenience for the debugging, @Letty5411 @rudyfly