jsonconfig: fix provider mappings with same names

internal/command/command_test.go

@@ -172,6 +172,7 @@ func metaOverridesForProvider(p providers.Interface) *testingOverrides {
 	return &testingOverrides{
 		Providers: map[addrs.Provider]providers.Factory{
 			addrs.NewDefaultProvider("test"):                                           providers.FactoryFixed(p),
+			addrs.NewProvider(addrs.DefaultProviderRegistryHost, "hashicorp2", "test"): providers.FactoryFixed(p),
 		},
 	}
 }

internal/command/jsonconfig/config.go

@@ -233,7 +233,7 @@ func marshalProviderConfigs(
 
 		if c.Parent != nil {
 			parentKey := opaqueProviderKey(pr.Name, c.Parent.Path.String())
-			p.parentKey = findSourceProviderKey(parentKey, m)
+			p.parentKey = findSourceProviderKey(parentKey, p.FullName, m)
 		}
 
 		m[key] = p
@@ -255,7 +255,7 @@ func marshalProviderConfigs(
 				Name:          req.Type,
 				FullName:      req.String(),
 				ModuleAddress: c.Path.String(),
-				parentKey:     findSourceProviderKey(parentKey, m),
+				parentKey:     findSourceProviderKey(parentKey, req.String(), m),
 			}
 
 			m[key] = p
@@ -287,7 +287,7 @@ func marshalProviderConfigs(
 
 			key := opaqueProviderKey(moduleProviderName, cc.Path.String())
 			parentKey := opaqueProviderKey(parentProviderName, cc.Parent.Path.String())
-			p.parentKey = findSourceProviderKey(parentKey, m)
+			p.parentKey = findSourceProviderKey(parentKey, p.FullName, m)
 
 			m[key] = p
 		}
@@ -545,14 +545,18 @@ func opaqueProviderKey(provider string, addr string) (key string) {
 // configuration which has no linked parent config. This is then
 // the source of the configuration used in this module call, so
 // we link to it directly
-func findSourceProviderKey(startKey string, m map[string]providerConfig) string {
+func findSourceProviderKey(startKey string, fullName string, m map[string]providerConfig) string {
-	parentKey := startKey
+	var parentKey string
-	for {
+
-		parent, exists := m[parentKey]
+	key := startKey
-		if !exists || parent.parentKey == "" {
+	for key != "" {
+		parent, exists := m[key]
+		if !exists || parent.FullName != fullName {
 			break
 		}
-		parentKey = parent.parentKey
+
+		parentKey = key
+		key = parent.parentKey
 	}
 
 	return parentKey

internal/command/jsonconfig/config_test.go

@@ -0,0 +1,100 @@
+package jsonconfig
+
+import (
+	"testing"
+)
+
+func TestFindSourceProviderConfig(t *testing.T) {
+	tests := []struct {
+		StartKey    string
+		FullName    string
+		ProviderMap map[string]providerConfig
+		Want        string
+	}{
+		{
+			StartKey:    "null",
+			FullName:    "hashicorp/null",
+			ProviderMap: map[string]providerConfig{},
+			Want:        "",
+		},
+		{
+			StartKey: "null",
+			FullName: "hashicorp/null",
+			ProviderMap: map[string]providerConfig{
+				"null": {
+					Name:          "null",
+					FullName:      "hashicorp/null",
+					ModuleAddress: "",
+				},
+			},
+			Want: "null",
+		},
+		{
+			StartKey: "null2",
+			FullName: "hashicorp/null",
+			ProviderMap: map[string]providerConfig{
+				"null": {
+					Name:          "null",
+					FullName:      "hashicorp/null",
+					ModuleAddress: "",
+				},
+			},
+			Want: "",
+		},
+		{
+			StartKey: "null",
+			FullName: "hashicorp2/null",
+			ProviderMap: map[string]providerConfig{
+				"null": {
+					Name:          "null",
+					FullName:      "hashicorp/null",
+					ModuleAddress: "",
+				},
+			},
+			Want: "",
+		},
+		{
+			StartKey: "module.a:null",
+			FullName: "hashicorp/null",
+			ProviderMap: map[string]providerConfig{
+				"null": {
+					Name:          "null",
+					FullName:      "hashicorp/null",
+					ModuleAddress: "",
+				},
+				"module.a:null": {
+					Name:          "module.a:null",
+					FullName:      "hashicorp/null",
+					ModuleAddress: "module.a",
+					parentKey:     "null",
+				},
+			},
+			Want: "null",
+		},
+		{
+			StartKey: "module.a:null",
+			FullName: "hashicorp2/null",
+			ProviderMap: map[string]providerConfig{
+				"null": {
+					Name:          "null",
+					FullName:      "hashicorp/null",
+					ModuleAddress: "",
+				},
+				"module.a:null": {
+					Name:          "module.a:null",
+					FullName:      "hashicorp2/null",
+					ModuleAddress: "module.a",
+					parentKey:     "null",
+				},
+			},
+			Want: "module.a:null",
+		},
+	}
+
+	for _, test := range tests {
+		got := findSourceProviderKey(test.StartKey, test.FullName, test.ProviderMap)
+		if got != test.Want {
+			t.Errorf("wrong result:\nGot: %#v\nWant: %#v\n", got, test.Want)
+		}
+	}
+}

internal/command/show_test.go

@@ -494,6 +494,7 @@ func TestShow_json_output(t *testing.T) {
 
 			providerSource, close := newMockProviderSource(t, map[string][]string{
 				"test":            {"1.2.3"},
+				"hashicorp2/test": {"1.2.3"},
 			})
 			defer close()
 

internal/command/testdata/show-json/provider-aliasing-conflict/child/main.tf

@@ -0,0 +1,11 @@
+terraform {
+  required_providers {
+    test = {
+      source = "hashicorp2/test"
+    }
+  }
+}
+
+resource "test_instance" "test" {
+  ami = "bar"
+}

internal/command/testdata/show-json/provider-aliasing-conflict/main.tf

@@ -0,0 +1,11 @@
+provider "test" {
+  region = "somewhere"
+}
+
+resource "test_instance" "test" {
+  ami = "foo"
+}
+
+module "child" {
+  source = "./child"
+}

internal/command/testdata/show-json/provider-aliasing-conflict/output.json

@@ -0,0 +1,143 @@
+{
+  "format_version": "1.0",
+  "terraform_version": "1.1.0-dev",
+  "planned_values": {
+    "root_module": {
+      "resources": [
+        {
+          "address": "test_instance.test",
+          "mode": "managed",
+          "type": "test_instance",
+          "name": "test",
+          "provider_name": "registry.terraform.io/hashicorp/test",
+          "schema_version": 0,
+          "values": {
+            "ami": "foo"
+          },
+          "sensitive_values": {}
+        }
+      ],
+      "child_modules": [
+        {
+          "resources": [
+            {
+              "address": "module.child.test_instance.test",
+              "mode": "managed",
+              "type": "test_instance",
+              "name": "test",
+              "provider_name": "registry.terraform.io/hashicorp2/test",
+              "schema_version": 0,
+              "values": {
+                "ami": "bar"
+              },
+              "sensitive_values": {}
+            }
+          ],
+          "address": "module.child"
+        }
+      ]
+    }
+  },
+  "resource_changes": [
+    {
+      "address": "module.child.test_instance.test",
+      "module_address": "module.child",
+      "mode": "managed",
+      "type": "test_instance",
+      "name": "test",
+      "provider_name": "registry.terraform.io/hashicorp2/test",
+      "change": {
+        "actions": [
+          "create"
+        ],
+        "before": null,
+        "after": {
+          "ami": "bar"
+        },
+        "after_unknown": {
+          "id": true
+        },
+        "before_sensitive": false,
+        "after_sensitive": {}
+      }
+    },
+    {
+      "address": "test_instance.test",
+      "mode": "managed",
+      "type": "test_instance",
+      "name": "test",
+      "provider_name": "registry.terraform.io/hashicorp/test",
+      "change": {
+        "actions": [
+          "create"
+        ],
+        "before": null,
+        "after": {
+          "ami": "foo"
+        },
+        "after_unknown": {
+          "id": true
+        },
+        "before_sensitive": false,
+        "after_sensitive": {}
+      }
+    }
+  ],
+  "configuration": {
+    "provider_config": {
+      "test": {
+        "name": "test",
+        "full_name": "registry.terraform.io/hashicorp/test",
+        "expressions": {
+          "region": {
+            "constant_value": "somewhere"
+          }
+        }
+      },
+      "module.child:test": {
+        "module_address": "module.child",
+        "name": "test",
+        "full_name": "registry.terraform.io/hashicorp2/test"
+      }
+    },
+    "root_module": {
+      "resources": [
+        {
+          "address": "test_instance.test",
+          "mode": "managed",
+          "type": "test_instance",
+          "name": "test",
+          "provider_config_key": "test",
+          "expressions": {
+            "ami": {
+              "constant_value": "foo"
+            }
+          },
+          "schema_version": 0
+        }
+      ],
+      "module_calls": {
+        "child": {
+          "source": "./child",
+          "module": {
+            "resources": [
+              {
+                "address": "test_instance.test",
+                "mode": "managed",
+                "type": "test_instance",
+                "name": "test",
+                "provider_config_key": "module.child:test",
+                "expressions": {
+                  "ami": {
+                    "constant_value": "bar"
+                  }
+                },
+                "schema_version": 0
+              }
+            ]
+          }
+        }
+      }
+    }
+  }
+}

internal/command/testdata/show-json/provider-aliasing-default/child/main.tf

@@ -12,6 +12,7 @@ resource "test_instance" "test" {
 
 module "with_requirement" {
   source     = "./nested"
+  depends_on = [module.no_requirements]
 }
 
 module "no_requirements" {

internal/command/testdata/show-json/provider-aliasing-default/output.json

@@ -35,23 +35,6 @@
           ],
           "address": "module.child",
           "child_modules": [
-            {
-              "resources": [
-                {
-                  "address": "module.child.module.with_requirement.test_instance.test",
-                  "mode": "managed",
-                  "type": "test_instance",
-                  "name": "test",
-                  "provider_name": "registry.terraform.io/hashicorp/test",
-                  "schema_version": 0,
-                  "values": {
-                    "ami": "baz"
-                  },
-                  "sensitive_values": {}
-                }
-              ],
-              "address": "module.child.module.with_requirement"
-            },
             {
               "resources": [
                 {
@@ -68,6 +51,23 @@
                 }
               ],
               "address": "module.child.module.no_requirements"
+            },
+            {
+              "resources": [
+                {
+                  "address": "module.child.module.with_requirement.test_instance.test",
+                  "mode": "managed",
+                  "type": "test_instance",
+                  "name": "test",
+                  "provider_name": "registry.terraform.io/hashicorp/test",
+                  "schema_version": 0,
+                  "values": {
+                    "ami": "baz"
+                  },
+                  "sensitive_values": {}
+                }
+              ],
+              "address": "module.child.module.with_requirement"
             }
           ]
         }
@@ -243,6 +243,7 @@
               },
               "with_requirement": {
                 "source": "./nested",
+                "depends_on": ["module.no_requirements"],
                 "module": {
                   "resources": [
                     {