tests and fixes

hcl2template/testdata/init/duplicate_required_plugins/packer.pkr.hcl

@@ -1,7 +1,13 @@
 
 packer {
     required_plugins {
-        amazon = ">= v0"
+        amazon = {
-        amazon = ">= v4"
+            source  = "github.com/hashicorp/amazon"
+            version = ">= v0"
+        }
+        amazon = {
+            source  = "github.com/hashicorp/amazon"
+            version = ">= v4"
+        }
     }
 }

hcl2template/testdata/init/imports/build.pkr.hcl

@@ -3,29 +3,26 @@ packer {
     required_version = ">= v1"
 
     required_plugins {
-        amazon = ">= v0"
+        amazon = {
-
+            source  = "github.com/hashicorp/amazon"
+            version = ">= v0"
+        }
         amazon-v1 = {
-            source  = "amazon"
+            source  = "github.com/hashicorp/amazon"
             version = ">= v1"
         }
-
         amazon-v2 = {
-            source  = "amazon"
+            source  = "github.com/hashicorp/amazon"
             version = ">= v2"
         }
-
-
         amazon-v3 = {
-            source  = "hashicorp/amazon"
+            source  = "github.com/hashicorp/amazon"
             version = ">= v3"
         }
-
         amazon-v3-azr = {
-            source  = "azr/amazon"
+            source  = "github.com/azr/amazon"
             version = ">= v3"
         }
-
         amazon-v4 = {
             source  = "github.com/hashicorp/amazon"
             version = ">= v4"

hcl2template/testdata/init/invalid_inexplicit_source.pkr.hcl

@@ -0,0 +1,8 @@
+packer {
+    required_plugins {
+        amazon = {
+            source  = "amazon"
+            version = ">= v0"
+        }
+    }
+}

hcl2template/testdata/init/invalid_inexplicit_source_2.pkr.hcl

@@ -0,0 +1,8 @@
+packer {
+    required_plugins {
+        amazon = {
+            source  = "hashicorp/amazon"
+            version = ">= v0"
+        }
+    }
+}

hcl2template/testdata/init/invalid_short_source.pkr.hcl

@@ -0,0 +1,5 @@
+packer {
+    required_plugins {
+        amazon = ">= v0"
+    }
+}

hcl2template/types.packer_config_test.go

@@ -431,7 +431,7 @@ func TestParser_no_init(t *testing.T) {
 							RequiredPlugins: map[string]*RequiredPlugin{
 								"amazon": {
 									Name:   "amazon",
-									Source: "",
+									Source: "github.com/hashicorp/amazon",
 									Type: &addrs.Plugin{
 										Type:      "amazon",
 										Namespace: "hashicorp",
@@ -443,7 +443,7 @@ func TestParser_no_init(t *testing.T) {
 								},
 								"amazon-v1": {
 									Name:   "amazon-v1",
-									Source: "amazon",
+									Source: "github.com/hashicorp/amazon",
 									Type: &addrs.Plugin{
 										Type:      "amazon",
 										Namespace: "hashicorp",
@@ -455,7 +455,7 @@ func TestParser_no_init(t *testing.T) {
 								},
 								"amazon-v2": {
 									Name:   "amazon-v2",
-									Source: "amazon",
+									Source: "github.com/hashicorp/amazon",
 									Type: &addrs.Plugin{
 										Type:      "amazon",
 										Namespace: "hashicorp",
@@ -467,7 +467,7 @@ func TestParser_no_init(t *testing.T) {
 								},
 								"amazon-v3": {
 									Name:   "amazon-v3",
-									Source: "hashicorp/amazon",
+									Source: "github.com/hashicorp/amazon",
 									Type: &addrs.Plugin{
 										Type:      "amazon",
 										Namespace: "hashicorp",
@@ -479,7 +479,7 @@ func TestParser_no_init(t *testing.T) {
 								},
 								"amazon-v3-azr": {
 									Name:   "amazon-v3-azr",
-									Source: "azr/amazon",
+									Source: "github.com/azr/amazon",
 									Type: &addrs.Plugin{
 										Type:      "amazon",
 										Namespace: "azr",
@@ -610,6 +610,66 @@ func TestParser_no_init(t *testing.T) {
 			[]packersdk.Build{},
 			false,
 		},
+		{"invalid_inexplicit_source.pkr.hcl",
+			defaultParser,
+			parseTestArgs{"testdata/init/invalid_inexplicit_source.pkr.hcl", nil, nil},
+			&PackerConfig{
+				Packer: struct {
+					VersionConstraints []VersionConstraint
+					RequiredPlugins    []*RequiredPlugins
+				}{
+					VersionConstraints: nil,
+					RequiredPlugins: []*RequiredPlugins{
+						{},
+					},
+				},
+				CorePackerVersionString: lockedVersion,
+				Basedir:                 "testdata/init",
+			},
+			true, true,
+			[]packersdk.Build{},
+			false,
+		},
+		{"invalid_short_source.pkr.hcl",
+			defaultParser,
+			parseTestArgs{"testdata/init/invalid_short_source.pkr.hcl", nil, nil},
+			&PackerConfig{
+				Packer: struct {
+					VersionConstraints []VersionConstraint
+					RequiredPlugins    []*RequiredPlugins
+				}{
+					VersionConstraints: nil,
+					RequiredPlugins: []*RequiredPlugins{
+						{},
+					},
+				},
+				CorePackerVersionString: lockedVersion,
+				Basedir:                 "testdata/init",
+			},
+			true, true,
+			[]packersdk.Build{},
+			false,
+		},
+		{"invalid_short_source_2.pkr.hcl",
+			defaultParser,
+			parseTestArgs{"testdata/init/invalid_inexplicit_source_2.pkr.hcl", nil, nil},
+			&PackerConfig{
+				Packer: struct {
+					VersionConstraints []VersionConstraint
+					RequiredPlugins    []*RequiredPlugins
+				}{
+					VersionConstraints: nil,
+					RequiredPlugins: []*RequiredPlugins{
+						{},
+					},
+				},
+				CorePackerVersionString: lockedVersion,
+				Basedir:                 "testdata/init",
+			},
+			true, true,
+			[]packersdk.Build{},
+			false,
+		},
 	}
 	testParse_only_Parse(t, tests)
 }

hcl2template/types.required_plugins.go

@@ -63,6 +63,10 @@ func (cfg *PackerConfig) decodeImplicitRequiredPluginsBlocks(f *hcl.File) hcl.Di
 // Plugin version or source.
 type RequiredPlugin struct {
 	Name string
+	// Source used to be able to tell how the template referenced this source,
+	// for example, "awesomecloud" instead of github.com/awesome/awesomecloud.
+	// This one is left here in case we want to go back to allowing inexplicit
+	// source url definitions.
 	Source      string
 	Type        *addrs.Plugin
 	Requirement VersionConstraint
@@ -77,7 +81,7 @@ type RequiredPlugins struct {
 func decodeRequiredPluginsBlock(block *hcl.Block) (*RequiredPlugins, hcl.Diagnostics) {
 	attrs, diags := block.Body.JustAttributes()
 	ret := &RequiredPlugins{
-		RequiredPlugins: make(map[string]*RequiredPlugin),
+		RequiredPlugins: nil,
 		DeclRange:       block.DefRange,
 	}
 	for name, attr := range attrs {
@@ -112,6 +116,7 @@ func decodeRequiredPluginsBlock(block *hcl.Block) (*RequiredPlugins, hcl.Diagnos
 					name, c),
 				Subject: attr.Range.Ptr(),
 			})
+			continue
 
 		case expr.Type().IsObjectType():
 			if !expr.Type().HasAttribute("version") {
@@ -186,6 +191,7 @@ func decodeRequiredPluginsBlock(block *hcl.Block) (*RequiredPlugins, hcl.Diagnos
 					}
 				}
 				diags = append(diags, sourceDiags...)
+				continue
 			} else {
 				rp.Type = p
 			}
@@ -214,6 +220,9 @@ func decodeRequiredPluginsBlock(block *hcl.Block) (*RequiredPlugins, hcl.Diagnos
 			})
 		}
 
+		if ret.RequiredPlugins == nil {
+			ret.RequiredPlugins = make(map[string]*RequiredPlugin)
+		}
 		ret.RequiredPlugins[rp.Name] = rp
 	}
 

hcl2template/types.variables.go

@@ -82,10 +82,9 @@ func (v *Variable) GoString() string {
 
 // validateValue ensures that all of the configured custom validations for a
 // variable value are passing.
-//
 func (v *Variable) validateValue(val VariableAssignment) (diags hcl.Diagnostics) {
 	if len(v.Validations) == 0 {
-		log.Printf("[TRACE] validateValue: not active for %s, so skipping", v.Name)
+		// log.Printf("[TRACE] validateValue: not active for %s, so skipping", v.Name)
 		return nil
 	}