1 files changed, 56 insertions, 0 deletions
diff --git a/args.go b/args.go
new file mode 100644
index 0000000..7c4b3d7
--- /dev/null
+++ b/args.go
@@ -0,0 +1,56 @@
+package main
+
+import (
+    "strings"
+    "encoding/json"
+    "gopkg.in/yaml.v2"
+    "gopkg.in/alecthomas/kingpin.v2"
+    "github.com/prometheus/prometheus/model/relabel"
+)
+
+func jsonDump(v any) string{
+    j, err := json.Marshal(v)
+    if err != nil{
+        return "!!error"
+    }
+    return string(j)
+}
+
+type srcListA []string
+// kingpin.Value
+func (self *srcListA) String() string{
+    return jsonDump(self)
+}
+func (self *srcListA) Set(arg string) error{
+    *self = append(*self, arg)
+    return nil
+}
+// kingpin.remainderArg
+func (*srcListA) IsCumulative() bool{
+    return true
+}
+func argSrcList(s kingpin.Settings) *[]string{
+    ret := []string{}
+    s.SetValue((*srcListA)(&ret))
+    return &ret
+}
+
+type relabelA map[string]*[]*relabel.Config
+// kingpin.Value
+func (self relabelA) String() string{
+    return jsonDump(self)
+}
+func (self relabelA) Set(val string) error{
+    va := strings.SplitN(val, "=", 2)
+    self[va[0]] = &[]*relabel.Config{}
+    return yaml.UnmarshalStrict(([]byte)(va[1]), self[va[0]])
+}
+// kingpin.repeatableFlag
+func (relabelA) IsCumulative() bool{
+    return true
+}
+func argRelabel(s kingpin.Settings) map[string]*[]*relabel.Config{
+    ret := make(map[string]*[]*relabel.Config)
+    s.SetValue((relabelA)(ret))
+    return ret
+}