mirror of
https://github.com/prometheus/statsd_exporter.git
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2c4cda7fb3
Error messages shouldn't be capitalized. Signed-off-by: subham sarkar <subham.sarkar@guavus.com>
66 lines
1.6 KiB
Go
66 lines
1.6 KiB
Go
// Copyright 2013 The Prometheus Authors
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package address
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import (
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"fmt"
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"net"
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"strconv"
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)
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func IPPortFromString(addr string) (*net.IPAddr, int, error) {
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host, portStr, err := net.SplitHostPort(addr)
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if err != nil {
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return nil, 0, fmt.Errorf("bad StatsD listening address: %s", addr)
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}
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if host == "" {
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host = "0.0.0.0"
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}
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ip, err := net.ResolveIPAddr("ip", host)
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if err != nil {
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return nil, 0, fmt.Errorf("unable to resolve %s: %s", host, err)
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}
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port, err := strconv.Atoi(portStr)
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if err != nil || port < 0 || port > 65535 {
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return nil, 0, fmt.Errorf("bad port %s: %s", portStr, err)
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}
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return ip, port, nil
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}
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func UDPAddrFromString(addr string) (*net.UDPAddr, error) {
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ip, port, err := IPPortFromString(addr)
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if err != nil {
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return nil, err
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}
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return &net.UDPAddr{
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IP: ip.IP,
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Port: port,
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Zone: ip.Zone,
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}, nil
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}
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func TCPAddrFromString(addr string) (*net.TCPAddr, error) {
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ip, port, err := IPPortFromString(addr)
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if err != nil {
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return nil, err
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}
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return &net.TCPAddr{
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IP: ip.IP,
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Port: port,
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Zone: ip.Zone,
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}, nil
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}
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