Adding vault list support

Signed-off-by: Dave Henderson <dhenderson@gmail.com>

1 files changed, 66 insertions, 0 deletions

diff --git a/data/datasource_vault.go b/data/datasource_vault.go
new file mode 100644
index 00000000..9033a804
--- /dev/null
+++ b/data/datasource_vault.go
@@ -0,0 +1,66 @@
+package data
+
+import (
+	"net/url"
+	"strings"
+
+	"github.com/pkg/errors"
+
+	"github.com/hairyhenderson/gomplate/vault"
+)
+
+func parseVaultParams(sourceURL *url.URL, args []string) (params map[string]interface{}, p string, err error) {
+	p = sourceURL.Path
+	params = make(map[string]interface{})
+	for key, val := range sourceURL.Query() {
+		params[key] = strings.Join(val, " ")
+	}
+
+	if len(args) == 1 {
+		parsed, err := url.Parse(args[0])
+		if err != nil {
+			return nil, "", err
+		}
+
+		if parsed.Path != "" {
+			p = p + "/" + parsed.Path
+		}
+
+		for key, val := range parsed.Query() {
+			params[key] = strings.Join(val, " ")
+		}
+	}
+	return params, p, nil
+}
+
+func readVault(source *Source, args ...string) ([]byte, error) {
+	if source.VC == nil {
+		source.VC = vault.New(source.URL)
+		source.VC.Login()
+	}
+
+	params, p, err := parseVaultParams(source.URL, args)
+	if err != nil {
+		return nil, err
+	}
+
+	var data []byte
+
+	source.Type = "application/json"
+	if len(params) > 0 {
+		data, err = source.VC.Write(p, params)
+	} else if strings.HasSuffix(p, "/") {
+		source.Type = "application/array+json"
+		data, err = source.VC.List(p)
+	} else {
+		data, err = source.VC.Read(p)
+	}
+	if err != nil {
+		return nil, err
+	}
+	if len(data) == 0 {
+		return nil, errors.Errorf("no value found for path %s", p)
+	}
+
+	return data, nil
+}