Adding upstream version 1.34.4.

Signed-off-by: Daniel Baumann <daniel@debian.org>

migrations/outputs_riemann_legacy/migration.go

@@ -0,0 +1,106 @@
+package outputs_riemann_legacy
+
+import (
+	"github.com/influxdata/toml"
+	"github.com/influxdata/toml/ast"
+
+	"github.com/influxdata/telegraf/migrations"
+	"github.com/influxdata/telegraf/migrations/common"
+)
+
+// Define "old" data structure
+type riemannLegacy struct {
+	URL       string `toml:"url"`
+	Transport string `toml:"transport"`
+	Separator string `toml:"separator"`
+	common.OutputOptions
+}
+
+// Define "new" data structure(s)
+type riemann struct {
+	URL       string `toml:"url"`
+	Separator string `toml:"separator"`
+
+	// Common options for outputs
+	Alias          string              `toml:"alias,omitempty"`
+	NamePass       []string            `toml:"namepass,omitempty"`
+	NameDrop       []string            `toml:"namedrop,omitempty"`
+	FieldInclude   []string            `toml:"fieldinclude,omitempty"`
+	FieldExclude   []string            `toml:"fieldexclude,omitempty"`
+	TagPassFilters map[string][]string `toml:"tagpass,omitempty"`
+	TagDropFilters map[string][]string `toml:"tagdrop,omitempty"`
+	TagExclude     []string            `toml:"tagexclude,omitempty"`
+	TagInclude     []string            `toml:"taginclude,omitempty"`
+	MetricPass     string              `toml:"metricpass,omitempty"`
+}
+
+// Migration function
+func migrate(tbl *ast.Table) ([]byte, string, error) {
+	// Decode the old data structure
+	var old riemannLegacy
+	if err := toml.UnmarshalTable(tbl, &old); err != nil {
+		return nil, "", err
+	}
+
+	// Create new plugin configurations
+	cfg := migrations.CreateTOMLStruct("outputs", "riemann")
+	plugin := riemann{
+		URL:       old.Transport + "://" + old.URL,
+		Separator: old.Separator,
+	}
+	plugin.fillCommon(old.OutputOptions)
+	cfg.Add("outputs", "riemann", plugin)
+
+	// Marshal the new configuration
+	buf, err := toml.Marshal(cfg)
+	if err != nil {
+		return nil, "", err
+	}
+	buf = append(buf, []byte("\n")...)
+
+	// Create the new content to output
+	return buf, "", nil
+}
+
+func (j *riemann) fillCommon(o common.OutputOptions) {
+	o.Migrate()
+
+	j.Alias = o.Alias
+
+	if len(o.NamePass) > 0 {
+		j.NamePass = append(j.NamePass, o.NamePass...)
+	}
+	if len(o.NameDrop) > 0 {
+		j.NameDrop = append(j.NameDrop, o.NameDrop...)
+	}
+	if len(o.FieldInclude) > 0 {
+		j.FieldInclude = append(j.FieldInclude, o.FieldInclude...)
+	}
+	if len(o.FieldExclude) > 0 {
+		j.FieldExclude = append(j.FieldExclude, o.FieldExclude...)
+	}
+	if len(o.TagPassFilters) > 0 {
+		j.TagPassFilters = make(map[string][]string, len(o.TagPassFilters))
+		for k, v := range o.TagPassFilters {
+			j.TagPassFilters[k] = v
+		}
+	}
+	if len(o.TagDropFilters) > 0 {
+		j.TagDropFilters = make(map[string][]string, len(o.TagDropFilters))
+		for k, v := range o.TagDropFilters {
+			j.TagDropFilters[k] = v
+		}
+	}
+	if len(o.TagExclude) > 0 {
+		j.TagExclude = append(j.TagExclude, o.TagExclude...)
+	}
+	if len(o.TagInclude) > 0 {
+		j.TagInclude = append(j.TagInclude, o.TagInclude...)
+	}
+	j.MetricPass = o.MetricPass
+}
+
+// Register the migration function for the plugin type
+func init() {
+	migrations.AddPluginMigration("outputs.riemann_legacy", migrate)
+}