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stackdriver: remove not necessary helper functions

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This commit is contained in:
Erik Sundell 2018-10-02 17:11:05 +02:00
parent 4d8f594d31
commit 2e665fba0f
1 changed files with 5 additions and 19 deletions
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24
pkg/tsdb/stackdriver/stackdriver.go
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@ -169,23 +169,6 @@ func reverse(s string) string {
return string(chars)
}
func escapeDoubleBackslash(target string) string {
var re = regexp.MustCompile(`\\`)
return re.ReplaceAllString(target, `\\\\`)
// return strings.Replace(target, `\`, "", -1)
}
func escapeIllegalCharacters(target string) string {
var re = regexp.MustCompile(`[-\/^$+?.()|[\]{}]`)
return string(re.ReplaceAllFunc([]byte(target), func(in []byte) []byte {
return []byte(strings.Replace(string(in), string(in), `\\`+string(in), 1))
}))
}
func replaceSingleAsterixCharacters(target string) string {
return strings.Replace(target, "*", ".*", -1)
}
func interpolateFilterWildcards(value string) string {
if strings.HasSuffix(value, "*") && strings.HasPrefix(value, "*") {
value = strings.Replace(value, "*", "", 1)
@ -197,8 +180,11 @@ func interpolateFilterWildcards(value string) string {
value = reverse(strings.Replace(reverse(value), "*", "", 1))
value = fmt.Sprintf(`starts_with("%s")`, value)
} else if strings.Contains(value, "*") {
value = escapeIllegalCharacters(value)
value = replaceSingleAsterixCharacters(value)
re := regexp.MustCompile(`[-\/^$+?.()|[\]{}]`)
value = string(re.ReplaceAllFunc([]byte(value), func(in []byte) []byte {
return []byte(strings.Replace(string(in), string(in), `\\`+string(in), 1))
}))
value = strings.Replace(value, "*", ".*", -1)
value = strings.Replace(value, `"`, `\\"`, -1)
value = fmt.Sprintf(`monitoring.regex.full_match("^%s$")`, value)
}