✨ Add version subcommand and refactor code (#32)

* Add version subcommand and refactor code

Signed-off-by: michal.gubricky <michal.gubricky@dnation.cloud>

* Update docs

Signed-off-by: michal.gubricky <michal.gubricky@dnation.cloud>

---------

Signed-off-by: michal.gubricky <michal.gubricky@dnation.cloud>

docs/how_to_use_csctl_plugin_openstack.md

@@ -61,6 +61,16 @@ sudo chmod u+x ~/Downloads/<release-name>
 sudo mv ~/Downloads/<release-name> /usr/local/bin/csctl-openstack # or use any bin directory from your PATH
 ```
 
+Then you can check whether everything worked by printing the version of csctl-openstack.
+
+```bash
+$ csctl-openstack version
+csctl-openstack version: v0.0.1-10-gb6fd166
+commit: b6fd16665c5e28d122ce50063977a599d809f641
+```
+
+If you don't see a version there, then something has gone wrong. Re-check above steps and open an issue if it still does not work!
+
 If you're using `gh` CLI then you can also use the following to download it.
 
 ```bash

go.mod

@@ -7,6 +7,7 @@ require (
 	github.com/goccy/go-yaml v1.12.0
 	github.com/gophercloud/gophercloud v1.14.0
 	github.com/minio/minio-go/v7 v7.0.74
+	github.com/spf13/cobra v1.8.0
 )
 
 require (
@@ -16,13 +17,15 @@ require (
 	github.com/go-ini/ini v1.67.0 // indirect
 	github.com/goccy/go-json v0.10.3 // indirect
 	github.com/google/uuid v1.6.0 // indirect
+	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/klauspost/compress v1.17.9 // indirect
 	github.com/klauspost/cpuid/v2 v2.2.8 // indirect
 	github.com/kr/pretty v0.3.1 // indirect
 	github.com/mattn/go-colorable v0.1.13 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/minio/md5-simd v1.1.2 // indirect
 	github.com/rs/xid v1.5.0 // indirect
+	github.com/spf13/pflag v1.0.5 // indirect
 	golang.org/x/crypto v0.24.0 // indirect
 	golang.org/x/mod v0.17.0 // indirect
 	golang.org/x/net v0.26.0 // indirect

go.sum

@@ -2,6 +2,7 @@ github.com/SovereignCloudStack/cluster-stack-operator v0.1.0-alpha.5 h1:jONI0j2B
 github.com/SovereignCloudStack/cluster-stack-operator v0.1.0-alpha.5/go.mod h1:zrwUudq/JQae24/yzS5exA1ZwaXxIL2ZtKIQVrYuPqY=
 github.com/SovereignCloudStack/csctl v0.0.3 h1:OVR5pkoa2JBJWenvQM3KeboGIPPnFATgEPUrABfbmcU=
 github.com/SovereignCloudStack/csctl v0.0.3/go.mod h1:RzJ62+gjKyWjAMvHD+xoou5ZDZ3KDHTHxzmAlmOBr7Y=
+github.com/cpuguy83/go-md2man/v2 v2.0.3/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
 github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
 github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc h1:U9qPSI2PIWSS1VwoXQT9A3Wy9MM3WgvqSxFWenqJduM=
 github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
@@ -27,6 +28,8 @@ github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/gophercloud/gophercloud v1.14.0 h1:Bt9zQDhPrbd4qX7EILGmy+i7GP35cc+AAL2+wIJpUE8=
 github.com/gophercloud/gophercloud v1.14.0/go.mod h1:aAVqcocTSXh2vYFZ1JTvx4EQmfgzxRcNupUfxZbBNDM=
+github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
+github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
 github.com/klauspost/compress v1.17.9 h1:6KIumPrER1LHsvBVuDa0r5xaG0Es51mhhB9BQB2qeMA=
 github.com/klauspost/compress v1.17.9/go.mod h1:Di0epgTjJY877eYKx5yC51cX2A2Vl2ibi7bDH9ttBbw=
 github.com/klauspost/cpuid/v2 v2.0.1/go.mod h1:FInQzS24/EEf25PyTYn52gqo7WaD8xa0213Md/qVLRg=
@@ -60,6 +63,11 @@ github.com/rogpeppe/go-internal v1.9.0 h1:73kH8U+JUqXU8lRuOHeVHaa/SZPifC7BkcraZV
 github.com/rogpeppe/go-internal v1.9.0/go.mod h1:WtVeX8xhTBvf0smdhujwtBcq4Qrzq/fJaraNFVN+nFs=
 github.com/rs/xid v1.5.0 h1:mKX4bl4iPYJtEIxp6CYiUuLQ/8DYMoz0PUdtGgMFRVc=
 github.com/rs/xid v1.5.0/go.mod h1:trrq9SKmegXys3aeAKXMUTdJsYXVwGY3RLcfgqegfbg=
+github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
+github.com/spf13/cobra v1.8.0 h1:7aJaZx1B85qltLMc546zn58BxxfZdR/W22ej9CFoEf0=
+github.com/spf13/cobra v1.8.0/go.mod h1:WXLWApfZ71AjXPya3WOlMsY9yMs7YeiHhFVlvLyhcho=
+github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
+github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
 github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
 github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
 golang.org/x/crypto v0.0.0-20220829220503-c86fa9a7ed90/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=