snapshot of https://github.com/mattermost/mattermost.git (master, 2026-09-16; blobs > 131072B omitted)

server/config/environment_test.go

@@ -0,0 +1,202 @@
+// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
+// See LICENSE.txt for license information.
+
+package config
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+
+	"github.com/mattermost/mattermost/server/public/model"
+)
+
+func modifiedDefault(modify func(*model.Config)) *model.Config {
+	def := defaultConfig()
+	modify(def)
+	return def
+}
+
+func defaultConfig() *model.Config {
+	def := &model.Config{}
+	def.SetDefaults()
+	return def
+}
+
+func TestRemoveEnvOverrides(t *testing.T) {
+	var tests = []struct {
+		name           string
+		inputConfig    *model.Config
+		env            map[string]string
+		expectedConfig *model.Config
+	}{
+		{
+			name: "config override",
+			inputConfig: modifiedDefault(func(in *model.Config) {
+				*in.ServiceSettings.TLSMinVer = "1.4"
+				in.PluginSettings.PluginStates = map[string]*model.PluginState{
+					"plugin1": {
+						Enable: false,
+					},
+				}
+				in.PluginSettings.Plugins = map[string]map[string]any{
+					"com.mattermost.plugin-1": {
+						"key1": "value1",
+					},
+					"com_mattermost_plugin-2": {
+						"key2": "value2",
+					},
+				}
+			}),
+			env: map[string]string{
+				"MM_SERVICESETTINGS_TLSMINVER": "1.5",
+				"MM_PLUGINSETTINGS_PLUGINSTATES": `{
+					"plugin1": {
+						"Enable": true
+					}
+				}`,
+				"MM_PLUGINSETTINGS_PLUGINS": `{
+					"com.mattermost.plugin-1": {
+						"key1": "other-value"
+					},
+					"com_mattermost_plugin-2": {
+						"key2": "other-value"
+					}
+				}`,
+			},
+			expectedConfig: modifiedDefault(func(in *model.Config) {
+				*in.ServiceSettings.TLSMinVer = "1.5"
+				in.PluginSettings.PluginStates = map[string]*model.PluginState{
+					"plugin1": {
+						Enable: true,
+					},
+				}
+				in.PluginSettings.Plugins = map[string]map[string]any{
+					"com.mattermost.plugin-1": {
+						"key1": "other-value",
+					},
+					"com_mattermost_plugin-2": {
+						"key2": "other-value",
+					},
+				}
+			}),
+		},
+		{
+			name: "feature flags",
+			inputConfig: modifiedDefault(func(in *model.Config) {
+				in.FeatureFlags.TestFeature = "somevalue"
+			}),
+			env: map[string]string{
+				"MM_FEATUREFLAGS_TESTFEATURE": "correctvalue",
+			},
+			expectedConfig: modifiedDefault(func(in *model.Config) {
+				in.FeatureFlags.TestFeature = "correctvalue"
+			}),
+		},
+		{
+			name: "int setting",
+			inputConfig: modifiedDefault(func(in *model.Config) {
+				*in.ClusterSettings.GossipPort = 500
+			}),
+			env: map[string]string{
+				"MM_CLUSTERSETTINGS_GOSSIPPORT": "600",
+			},
+			expectedConfig: modifiedDefault(func(in *model.Config) {
+				*in.ClusterSettings.GossipPort = 600
+			}),
+		},
+		{
+			name: "int64 setting",
+			inputConfig: modifiedDefault(func(in *model.Config) {
+				*in.ServiceSettings.TLSStrictTransportMaxAge = 500
+			}),
+			env: map[string]string{
+				"MM_SERVICESETTINGS_TLSSTRICTTRANSPORTMAXAGE": "4294967294",
+			},
+			expectedConfig: modifiedDefault(func(in *model.Config) {
+				*in.ServiceSettings.TLSStrictTransportMaxAge = 4294967294
+			}),
+		},
+		{
+			name: "bool setting",
+			inputConfig: modifiedDefault(func(in *model.Config) {
+				*in.ClusterSettings.UseIPAddress = false
+			}),
+			env: map[string]string{
+				"MM_CLUSTERSETTINGS_USEIPADDRESS": "true",
+			},
+			expectedConfig: modifiedDefault(func(in *model.Config) {
+				*in.ClusterSettings.UseIPAddress = true
+			}),
+		},
+		{
+			name: "[]string setting",
+			inputConfig: modifiedDefault(func(in *model.Config) {
+				in.SqlSettings.DataSourceReplicas = []string{"something"}
+			}),
+			env: map[string]string{
+				"MM_SQLSETTINGS_DATASOURCEREPLICAS": "otherthing alsothis",
+			},
+			expectedConfig: modifiedDefault(func(in *model.Config) {
+				in.SqlSettings.DataSourceReplicas = []string{"otherthing", "alsothis"}
+			}),
+		},
+		{
+			name: "complex env settings",
+			inputConfig: modifiedDefault(func(in *model.Config) {
+			}),
+			env: map[string]string{
+				"MM_PLUGINSETTINGS_PLUGINSTATES": `{
+					"com.mattermost.plugin-1": {
+						"enable": true
+					}
+				}`,
+				"MM_PLUGINSETTINGS_PLUGINS": `{
+					"com.mattermost.plugin-1": {
+						"key": {
+							"key":  "(?P<key>KEY)-(?P<id>\\d{1,6})(?P<comma>[,;]*)",
+							"value": "[$key-$id](https://example.com/?$project-$id)$comma"
+						}
+					}
+				}`,
+			},
+			expectedConfig: modifiedDefault(func(in *model.Config) {
+				in.PluginSettings.PluginStates = map[string]*model.PluginState{
+					"com.mattermost.plugin-1": {
+						Enable: true,
+					},
+				}
+				in.PluginSettings.Plugins = map[string]map[string]any{
+					"com.mattermost.plugin-1": {
+						"key": map[string]any{
+							"key":   "(?P<key>KEY)-(?P<id>\\d{1,6})(?P<comma>[,;]*)",
+							"value": "[$key-$id](https://example.com/?$project-$id)$comma",
+						},
+					},
+				}
+			}),
+		},
+		{
+			name: "bad env",
+			inputConfig: modifiedDefault(func(in *model.Config) {
+			}),
+			env: map[string]string{
+				"MM_SERVICESETTINGS":        "huh?",
+				"NOTMM":                     "huh?",
+				"MM_NOTEXIST":               "huh?",
+				"MM_NOTEXIST_MORE_AND_MORE": "huh?",
+				"MM_":                       "huh?",
+				"MM":                        "huh?",
+				"MM__":                      "huh?",
+				"_":                         "huh?",
+			},
+			expectedConfig: modifiedDefault(func(in *model.Config) {
+			}),
+		},
+	}
+	for _, testCase := range tests {
+		t.Run(testCase.name, func(t *testing.T) {
+			require.Equal(t, testCase.expectedConfig, applyEnvironmentMap(testCase.inputConfig, testCase.env))
+		})
+	}
+}