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settings.go
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settings.go
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package main
import (
"io"
"os"
"sort"
"text/tabwriter"
"cloud66.com/cx/cloud66"
)
var cmdSettings = &Command{
Run: runSettings,
Usage: "settings [settings]",
NeedsStack: true,
Category: "stack",
Short: "lists stack settings",
Long: `Lists all the settings applicable to the given stack.
It also shows the key, value and the readonly flag for each setting.
Settings can be a list of multiple settings as separate parameters.
To change each setting, use the set command.
Examples:
$ cx settings -s mystack
git.branch master false
git.repository git://git@github.com:cloud66-samples/rails-psql-redis.git false
allowed.web.source <nil> false
$ cx settings -s mystack git.branch
git.branch master false
`,
}
func runSettings(cmd *Command, settingNames []string) {
w := tabwriter.NewWriter(os.Stdout, 1, 2, 2, ' ', 0)
defer w.Flush()
var settings []cloud66.StackSetting
var err error
stack := mustStack()
settings, err = client.StackSettings(stack.Uid)
must(err)
sort.Strings(settingNames)
if len(settingNames) == 0 {
printSettingList(w, settings)
} else {
// filter out the unwanted settings
var filteredSettings []cloud66.StackSetting
for _, i := range settings {
sorted := sort.SearchStrings(settingNames, i.Key)
if sorted < len(settingNames) && settingNames[sorted] == i.Key {
filteredSettings = append(filteredSettings, i)
}
}
printSettingList(w, filteredSettings)
}
}
func printSettingList(w io.Writer, settings []cloud66.StackSetting) {
sort.Sort(settingsByName(settings))
for _, a := range settings {
if a.Key != "" {
listSetting(w, a)
}
}
}
func listSetting(w io.Writer, a cloud66.StackSetting) {
listRec(w,
a.Key,
a.Value,
a.Readonly,
)
}
type settingsByName []cloud66.StackSetting
func (a settingsByName) Len() int { return len(a) }
func (a settingsByName) Swap(i, j int) { a[i], a[j] = a[j], a[i] }
func (a settingsByName) Less(i, j int) bool { return a[i].Key < a[j].Key }