func handleListAutoscaleMembers(c *cli.Context) {
name := c.String("name")
//prefix := c.String("prefix")
//suffix := c.String("suffix")
format := c.String("format")
chomp := c.String("chomp")
//joinSeparator := c.String("join-separator")
outputFilePath := c.String("out")
// sanitize everything
format = sanitize(format)
chomp = sanitize(chomp)
// parse format as golang template
tmpl, err := template.New("format").Parse(format)
if err != nil {
log.Fatal(err)
}
// for now, just AWS provider
var provider providers.Provider = aws.New()
// retrieve cluster members
var clusterMembersByName map[string]string = nil
if name == "" {
clusterMembersByName, err = provider.GetClusterMembers()
if err != nil {
log.Fatal(err)
}
} else {
clusterMembersByName, err = provider.GetClusterMembersByName(name)
if err != nil {
log.Fatal(err)
}
}
// create intermediate key map
sortedNames := make([]string, 0)
for name := range clusterMembersByName {
sortedNames = append(sortedNames, name)
}
// do string sorting
sort.Strings(sortedNames)
// create final sorted array of Name & Addresses
sortedNameAndAddresses := make([]NameAndAddress, 0)
for _, name := range sortedNames {
nameAndAddress := NameAndAddress{name, clusterMembersByName[name]}
sortedNameAndAddresses = append(sortedNameAndAddresses, nameAndAddress)
}
// loop over sorted name (which are the keys in the map)
data, err := executeTemplate(tmpl, sortedNameAndAddresses)
if err != nil {
log.Fatal(err)
}
// chomp if necessary
if chomp != "" {
if last := len(data) - 1; last >= 0 && strings.Contains(chomp, string([]rune(data)[last])) {
data = string([]rune(data)[:last])
}
}
if outputFilePath == "" {
printToStdout(data)
} else {
printToFile(outputFilePath, data)
}
}
