forked from Telmate/proxmox-api-go
/
util.go
240 lines (212 loc) · 5.3 KB
/
util.go
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package proxmox
import (
"log"
"regexp"
"strconv"
"strings"
)
var rxUserTokenExtract = regexp.MustCompile("[a-z0-9]+@[a-z0-9]+!([a-z0-9]+)")
func inArray(arr []string, str string) bool {
for _, elem := range arr {
if elem == str {
return true
}
}
return false
}
func Btoi(b bool) int {
switch b {
case true:
return 1
default:
return 0
}
}
func Itob(i int) bool {
return i == 1
}
func BoolInvert(b bool) bool {
return !b
}
// Check the value of a key in a nested array of map[string]interface{}
func ItemInKeyOfArray(array []interface{}, key, value string) (existance bool) {
//search for userid first
for i := range array {
item := array[i].(map[string]interface{})
if string(item[key].(string)) == value {
return true
}
if tok, keyok := item["tokens"]; keyok && tok != nil {
if rxUserTokenExtract.MatchString(value) {
matches := rxUserTokenExtract.FindStringSubmatch(value)
for _, v := range tok.([]interface{}) {
for _, v := range v.(map[string]interface{}) {
if matches[1] == v {
return true
}
}
}
}
}
}
return false
}
// ParseSubConf - Parse standard sub-conf strings `key=value`.
func ParseSubConf(
element string,
separator string,
) (key string, value interface{}) {
if strings.Contains(element, separator) {
conf := strings.Split(element, separator)
key, value := conf[0], conf[1]
var interValue interface{}
// Make sure to add value in right type,
// because all subconfig are returned as strings from Proxmox API.
if iValue, err := strconv.ParseInt(value, 10, 64); err == nil {
interValue = int(iValue)
} else if bValue, err := strconv.ParseBool(value); err == nil {
interValue = bValue
} else {
interValue = value
}
return key, interValue
}
return
}
// ParseConf - Parse standard device conf string `key1=val1,key2=val2`.
func ParseConf(
kvString string,
confSeparator string,
subConfSeparator string,
implicitFirstKey string,
) QemuDevice {
var confMap = QemuDevice{}
confList := strings.Split(kvString, confSeparator)
if implicitFirstKey != "" {
if !strings.Contains(confList[0], "=") {
confMap[implicitFirstKey] = confList[0]
confList = confList[1:]
}
}
for _, item := range confList {
key, value := ParseSubConf(item, subConfSeparator)
confMap[key] = value
}
return confMap
}
func ParsePMConf(
kvString string,
implicitFirstKey string,
) QemuDevice {
return ParseConf(kvString, ",", "=", implicitFirstKey)
}
// Convert a disk-size string to a GB float
func DiskSizeGB(dcSize interface{}) float64 {
var diskSize float64
switch dcSize := dcSize.(type) {
case string:
diskString := strings.ToUpper(dcSize)
re := regexp.MustCompile("([0-9]+(?:`.`[0-9]+)?)([TGMK]B?)?")
diskArray := re.FindStringSubmatch(diskString)
diskSize, _ = strconv.ParseFloat(diskArray[1], 64)
if len(diskArray) >= 3 {
switch diskArray[2] {
case "T", "TB":
diskSize *= 1024
case "G", "GB":
//Nothing to do
case "M", "MB":
diskSize /= 1024
case "K", "KB":
diskSize /= 1048576
}
}
case float64:
diskSize = dcSize
}
return diskSize
}
func AddToList(list, newItem string) string {
if list != "" {
return list + "," + newItem
}
return newItem
}
func CSVtoArray(csv string) []string {
return strings.Split(csv, ",")
}
// Convert Array to a comma (,) delimited list
func ArrayToCSV(array interface{}) (csv string) {
var arrayString []string
switch array := array.(type) {
case []interface{}:
arrayString = ArrayToStringType(array)
case []string:
arrayString = array
}
csv = strings.Join(arrayString, `,`)
return
}
// Convert Array of type []interface{} to array of type []string
func ArrayToStringType(inputarray []interface{}) (array []string) {
array = make([]string, len(inputarray))
for i, v := range inputarray {
array[i] = v.(string)
}
return
}
// Creates a pointer to a string
func PointerString(text string) *string {
return &text
}
// Creates a pointer to an int
func PointerInt(number int) *int {
return &number
}
// Creates a pointer to a bool
func PointerBool(boolean bool) *bool {
return &boolean
}
func failError(err error) {
if err != nil {
log.Fatal(err)
}
}
// Create list of http.Header out of string, separator is ","
func createHeaderList(header_string string, sess *Session) (*Session, error) {
if header_string == "" {
return sess, nil
}
header_string_split := strings.Split(header_string, ",")
err := ValidateArrayEven(header_string_split, "Header key(s) and value(s) not even. Check your PM_HTTP_HEADERS env.")
if err != nil {
return nil, err
}
for i := 0; i < len(header_string_split); i += 2 {
sess.Headers[header_string_split[i]] = []string{header_string_split[i+1]}
}
return sess, nil
}
// check if a key exists in a nested array of map[string]interface{}
func keyExists(array []interface{}, key string) (existence bool) {
for i := range array {
item := array[i].(map[string]interface{})
if _, isSet := item[key]; isSet {
return true
}
}
return false
}
func splitStringOfSettings(settings string) map[string]interface{} {
settingValuePairs := strings.Split(settings, ",")
settingMap := map[string]interface{}{}
for _, e := range settingValuePairs {
keyValuePair := strings.SplitN(e, "=", 2)
var value string
if len(keyValuePair) == 2 {
value = keyValuePair[1]
}
settingMap[keyValuePair[0]] = value
}
return settingMap
}