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improve alias file overwriting

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viktorbarzin 2021-04-09 19:56:52 +01:00
parent 74a0550bfb
commit fab84705e8
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GPG key ID: 0EB088298288D958
2 changed files with 14 additions and 12 deletions
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23
cli/email_alias.go
View file

@ -27,7 +27,7 @@ func addEmailAlias(gitFs *GitFS, to, fromDomain string) (string, error) {
return "", errors.Wrapf(err, fmt.Sprintf("failed to create new email aliases because domain for %s does not exist", to))
}
aliasEmail := generateRandomEmail(fromDomain)
glog.Infof("Adding %s -> %s alias to %s", aliasEmail, to, emailAliasesConfigFileRelative)
glog.Infof("adding %s -> %s alias to %s", aliasEmail, to, emailAliasesConfigFileRelative)
contents := fmt.Sprintf("%s %s", aliasEmail, to)
// Read existing contents
@ -39,7 +39,7 @@ func addEmailAlias(gitFs *GitFS, to, fromDomain string) (string, error) {
if err != nil {
return "", errors.Wrapf(err, "failed to read existing aliases file")
}
defer fRead.Close()
fRead.Close()
newContents := getAddedAliasContents(string(fileContentsBytes), aliasEmail, to)
// Write new contents
@ -49,9 +49,7 @@ func addEmailAlias(gitFs *GitFS, to, fromDomain string) (string, error) {
}
defer fWrite.Close()
glog.Infof("writing new contents to file: %s", newContents)
fRead.Write([]byte(newContents))
glog.Infof("writing new contents to file: \n%s", newContents)
if _, err = fWrite.Write([]byte(contents)); err != nil {
return "", errors.Wrapf(err, "failed to write config to file")
}
@ -62,20 +60,23 @@ func generateRandomEmail(fromDomain string) string {
return fmt.Sprintf("%s-%s-generated%s", strings.ToLower(gofakeit.Adverb()), strings.ToLower(gofakeit.FirstName()), fromDomain)
}
func getPostFixAlias(from, to string) string {
func getPostfixAlias(from, to string) string {
return fmt.Sprintf("%s %s", from, to)
}
func getAddedAliasContents(currentContents, from, to string) string {
glog.Infof("Existingcontent: %s", currentContents)
lines := strings.Split(currentContents, "\n")
newLines := []string{}
// If `to` already has an alias, overwrite it
for _, l := range lines {
if !strings.HasSuffix(l, to) {
newLines = append(newLines, l)
l = strings.TrimSpace(l)
if l == "" {
continue
}
if strings.HasSuffix(l, to) {
continue
}
newLines = append(newLines, l)
}
newLines = append(newLines, getPostFixAlias(from, to))
newLines = append(newLines, getPostfixAlias(from, to))
return strings.Join(newLines, "\n") + "\n"
}

3
modules/kubernetes/mailserver/extra/aliases.txt
View file

@ -1 +1,2 @@
accordingly-kelton-generated@viktorbarzin.me vbarzin@gmail.com
accordingly-kelton-generated@viktorbarzin.me vbarzin@gmail.com
accordingly-kelton-generated@viktorbarzin.me me@viktorbarzin.me