From c680a8e1622ed0f18751d9d167c836ee24f5e897 Mon Sep 17 00:00:00 2001
From: Radek Simko <radek.simko@gmail.com>
Date: Thu, 10 Aug 2017 14:38:14 +0200
Subject: vendor: github.com/hashicorp/terraform/...@v0.10.0

---
 .../hashicorp/terraform/plugin/discovery/meta.go   | 41 ++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 vendor/github.com/hashicorp/terraform/plugin/discovery/meta.go

(limited to 'vendor/github.com/hashicorp/terraform/plugin/discovery/meta.go')

diff --git a/vendor/github.com/hashicorp/terraform/plugin/discovery/meta.go b/vendor/github.com/hashicorp/terraform/plugin/discovery/meta.go
new file mode 100644
index 0000000..bdcebcb
--- /dev/null
+++ b/vendor/github.com/hashicorp/terraform/plugin/discovery/meta.go
@@ -0,0 +1,41 @@
+package discovery
+
+import (
+	"crypto/sha256"
+	"io"
+	"os"
+)
+
+// PluginMeta is metadata about a plugin, useful for launching the plugin
+// and for understanding which plugins are available.
+type PluginMeta struct {
+	// Name is the name of the plugin, e.g. as inferred from the plugin
+	// binary's filename, or by explicit configuration.
+	Name string
+
+	// Version is the semver version of the plugin, expressed as a string
+	// that might not be semver-valid.
+	Version VersionStr
+
+	// Path is the absolute path of the executable that can be launched
+	// to provide the RPC server for this plugin.
+	Path string
+}
+
+// SHA256 returns a SHA256 hash of the content of the referenced executable
+// file, or an error if the file's contents cannot be read.
+func (m PluginMeta) SHA256() ([]byte, error) {
+	f, err := os.Open(m.Path)
+	if err != nil {
+		return nil, err
+	}
+	defer f.Close()
+
+	h := sha256.New()
+	_, err = io.Copy(h, f)
+	if err != nil {
+		return nil, err
+	}
+
+	return h.Sum(nil), nil
+}
-- 
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