prometheus-docker-labels-di.../utils.go
Benoit Perroud 7984223fb1 🎉
2021-03-09 21:03:07 +01:00

54 lines
1,021 B
Go

package main
import (
"github.com/docker/docker/api/types/network"
"github.com/docker/go-connections/nat"
"strings"
)
func getFromMapOrDefault(key string, m map[string]string, defaultValue string) string {
v, ok := m[key]
if ok {
return v
} else {
return defaultValue
}
}
func getContainerPortsNetworkConfig(ports nat.PortMap) []nat.Port {
keys := make([]nat.Port, len(ports))
i := 0
for p := range ports {
keys[i] = p
i++
}
return keys
}
func getNetworkNamesFromNetworks(m map[string]*network.EndpointSettings) []string {
keys := make([]string, len(m))
i := 0
for k := range m {
keys[i] = k
i++
}
return keys
}
// parseCSLabels parses a string of the format k1:v1,k2:k2,...
func parseCSLabels(labels string) map[string]string {
m := make(map[string]string)
if labels == "" {
return m
}
ss := strings.Split(labels, ",")
for _, pair := range ss {
z := strings.Split(pair, ":")
if len(z) < 2 {
m[z[0]] = ""
} else {
m[z[0]] = strings.Join(z[1:], ":")
}
}
return m
}