pkg/ceph: [WIP]

Signed-off-by: Alejandro Mery <amery@jpi.io>

pkg/ceph/config_parser.go

@@ -0,0 +1,54 @@
+package ceph
+
+import (
+	"io/fs"
+	"log"
+
+	"asciigoat.org/ini/basic"
+	"darvaza.org/core"
+)
+
+func loadConfSection(out *Config, src *basic.Section) error {
+	switch src.Key {
+	case "global":
+		return loadGlobalConfSection(out, src)
+	default:
+		return core.Wrapf(fs.ErrInvalid, "unknown section %q", src.Key)
+	}
+}
+
+func loadGlobalConfSection(out *Config, src *basic.Section) error {
+	var cfg GlobalConfig
+
+	for _, field := range src.Fields {
+		if err := loadGlobalConfField(&cfg, field); err != nil {
+			return core.Wrap(err, "global")
+		}
+	}
+
+	out.Global = cfg
+	return nil
+}
+
+func loadGlobalConfField(_ *GlobalConfig, field basic.Field) error {
+	log.Printf("%s[%q] = %q", "global", field.Key, field.Value)
+	return nil
+}
+
+func newConfigFromDocument(doc *basic.Document) (*Config, error) {
+	var out Config
+
+	if len(doc.Global) > 0 {
+		err := core.Wrap(fs.ErrInvalid, "fields before the first section")
+		return nil, err
+	}
+
+	for i := range doc.Sections {
+		src := &doc.Sections[i]
+		if err := loadConfSection(&out, src); err != nil {
+			return nil, err
+		}
+	}
+
+	return &out, nil
+}