diff options
Diffstat (limited to 'core/parse/parsing.go')
| -rw-r--r-- | core/parse/parsing.go | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/core/parse/parsing.go b/core/parse/parsing.go index 6e73bd584..712695b22 100644 --- a/core/parse/parsing.go +++ b/core/parse/parsing.go @@ -1,6 +1,7 @@ package parse import ( + "fmt" "net" "os" "path/filepath" @@ -320,6 +321,14 @@ func standardAddress(str string) (address, error) { // no error check here; return err at end of function } + if len(host) > 255 { + return address{}, fmt.Errorf("specified address is too long: %d > 255", len(host)) + } + _, d := dns.IsDomainName(host) + if !d { + return address{}, fmt.Errorf("host is not a valid domain: %s", host) + } + // see if we can set port based off scheme if port == "" { port = "53" |