MM-31716 Remove the word experimental from gossip setting (#4273)

* MM-31716 Remove the word experimental from gossip setting

Documentation for: https://mattermost.atlassian.net/browse/MM-31716

Updated:
- Self-Managed Admin Guide > Configure Mattermost > Configuration Settings > Use Experimental Gossip
   - Removed the word "Experimental" from the heading title, the config.json setting name
   - Documented this setting as true by default (instead of false)

* MM-31716 Remove the word experimental from gossip setting

Documentation for: https://mattermost.atlassian.net/browse/MM-31716

Updated:
- Self-Managed Admin Guide > Scaling Mattermost > High Availability Cluster (E20) > Configuration and Compatibility > Mattermost Server Configuration  > Configuration Settings
   - Under step #1, updated the code sample to remove the word "Experimental" from the "UseExperimentalGossip" setting, and set the setting to "true" (from false)

* MM-31716 Remove the word experimental from gossip setting

Documentation for: https://mattermost.atlassian.net/browse/MM-31716

Updated:
- Self-Managed Admin Guide > Scaling Mattermost > High Availability Cluster (E20) > Upgrade Guide > Upgrading to Version 4.0 and Later
   - Under step #3, updated the code sample to remove the word "Experimental" from the "UseExperimentalGossip" setting, and set the setting to "true" (from false)

* Documentation for: https://mattermost.atlassian.net/browse/MM-31716

Documentation for: https://mattermost.atlassian.net/browse/MM-31716

Updated:
- Telemetry documentation to remove the word "Experimental" from the "UseExperimentalGossip" configuration setting.

Author: cwarnermm

source/administration/config-settings.rst

@@ -964,8 +964,8 @@ Use IP Address
 | This feature's ``config.json`` setting is ``"UseIpAddress": true`` with options ``true`` and ``false``. |
 +---------------------------------------------------------------------------------------------------------+
 
-Use Experimental Gossip
-^^^^^^^^^^^^^^^^^^^^^^^
+Use Gossip
+^^^^^^^^^^
 
 **True**: The server attempts to communicate via the gossip protocol over the gossip port.
 
@@ -974,7 +974,7 @@ Use Experimental Gossip
 Note that the gossip port and gossip protocol are used to determine cluster health even when this setting is ``false``.
 
 +-------------------------------------------------------------------------------------------------------------------+
-| This feature's ``config.json`` setting is ``"UseExperimentalGossip": false`` with options ``true`` and ``false``. |
+| This feature's ``config.json`` setting is ``"UseGossip": true`` with options ``true`` and ``false``.              |
 +-------------------------------------------------------------------------------------------------------------------+
 
 Enable Experimental Gossip Encryption

source/administration/telemetry.rst

@@ -69,7 +69,7 @@ Server Configuration Settings
 
   **Type values (enumerated integer and enumerated boolean)**
 
-  **ServiceSettings**: enum WebserverMode, bool EnableSecurityFixAlert, bool EnableInsecureOutgoingConnections, bool EnableIncomingWebhooks, bool EnableOutgoingWebhooks, bool EnableCommands, bool EnableOnlyAdminIntegrations, bool EnablePostUsernameOverride, bool EnablePostIconOverride, bool EnableCustomEmoji, enum RestrictCustomEmojiCreation, bool EnableTesting, bool EnableDeveloper, bool EnableMultifactorAuthentication, bool EnableOAuthServiceProvider, enum ConnectionSecurity, bool UseLetsEncrypt, bool Forward80To443, enum ConnectionSecurity, bool TLSStrictTransport, bool EnforceMultifactorAuthentication, enum RestrictPostDelete, bool AllowEditPost, bool EnableUserTypingMessages, bool EnablePostSearch, bool EnableUserStatuses, bool EnableChannelViewMessages, bool EnableEmojiPicker, bool EnableGifPicker, bool xEnableAuthenticationTransfer, enum TeammateNameDisplay, bool EnableUserAccessTokens, enum MaximumLoginAttempts, bool ExtendSessionLengthWithActivity, enum SessionLengthWebInDays, enum SessionLengthMobileInDays, int SessionCacheInMinutes, enum SessionIdleTimeoutInMinutes, enum PostEditTimeLimit, enum TimeBetweenUserTypingUpdatesMilliseconds, enum ClusterLogTimeoutMilliseconds, bool CloseUnusedDirectMessages, bool EnablePreviewFeatures, bool EnableTutorial, bool ExperimentalEnableDefaultChannelLeaveJoinMessages, bool ExperimentalGroupUnreadChannels, bool AllowCookiesForSubdomains, bool EnableAPITeamDeletion, bool EnableAPIUserDeletion, bool EnableAPIChannelDeletion, bool ExperimentalEnableHardenedMode, bool DisableLegacyMFA, bool ExperimentalStrictCSRFEnforcement, bool EnableEmailInvitations, bool ExperimentalChannelOrganization, bool ExperimentalChannelSidebarOrganization, bool CorsAllowCredentials, bool CorsDebug, bool DisableBotsWhenOwnerIsDeactivated, bool EnableBotAccountCreation, bool EnableSVGs, bool EnableLatex, bool EnableOpenTracing, bool ExperimentalDataPrefetch, bool EnableLocalMode; **TeamSettings**: bool EnableUserCreation, bool EnableTeamCreation, bool RestrictTeamNames, enum RestrictTeamInvite, enum RestrictPublicChannelManagement, enum RestrictPrivateChannelManagement, enum RestrictPublicChannelCreation, enum RestrictPrivateChannelCreation, enum RestrictPublicChannelDeletion, enum RestrictPrivateChannelDeletion, enum RestrictPrivateChannelManageMembers, bool EnableOpenServer, bool EnableUserDeactivation, bool EnableCustomBrand, bool RestrictDirectMessage, enum MaxNotificationsPerChannel, bool EnableConfirmNotificationsToChannel; enum MaxUsersPerTeam, enum MaxChannelsPerTeam, bool ExperimentalTownSquareIsReadOnly, bool ExperimentalHideTownSquareinLHS, bool EnableXToLeaveChannelsFromLHS, bool ExperimentalEnableAutomaticReplies, bool ExperimentalViewArchivedChannels, bool LockTeammateNameDisplay; **ClientRequirementSettings**: enum AndroidLatestVersion, enum AndroidMinVersion, enum DesktopLatestVersion, enum DesktopMinVersion, enum IosLatestVersion, enum IosMinVersion; **DisplaySettings**: bool ExperimentalTimezone; **GuestAccountsSettings**: bool Enable, bool AllowEmailAccounts, bool EnforceMultifactorAuthentication; **SqlSettings**: enum DriverName, bool Trace, enum MaxIdleConns, bool ConnMaxLifetimeMilliseconds; enum MaxOpenC onns, enum QueryTimeout, bool DisableDatabaseSearch; **LogSettings**: bool EnableConsole, enum ConsoleLevel, bool ConsoleJson, bool EnableFile, enum FileLevel, bool FileJson, bool EnableWebhookDebugging; **NotificationLogSettings**: bool EnableConsole, bool ConsoleLevel, bool ConsoleJson, bool EnableFile, bool FileLevel, bool FileJson **PasswordSettings**: bool Lowercase, bool Number, bool Uppercase, bool Symbol, enum MinimumLength; **FileSettings**: bool EnablePublicLink, enum DriverName, bool AmazonS3SSL, bool AmazonS3SignV2, bool AmazonS3SSE, bool AmazonS3Trace, bool EnableFileAttachments, bool EnableMobileUpload, bool EnableMobileDownload; **EmailSettings**: bool EnableSignUpWithEmail, bool EnableSignInWithEmail, bool EnableSignInWithUsername, bool RequireEmailVerification, bool SendEmailNotifications, bool UseChannelInEmailNotifications, bool EmailNotificationContentsType, bool EnableSMTPAuth, enum ConnectionSecurity, bool SendPushNotifications, enum PushNotificationContents, bool EnableEmailBatching, bool SkipServerCertificateVerification, enum EmailBatchingBufferSize, enum EmailBatchingInterval, bool EnablePreviewModeBanner, enum SMTPServerTimeout; **MessageExportSettings**: bool DownloadExportResults; **RateLimitSettings**: bool EnableRateLimiter, bool VaryByRemoteAddr,  bool VaryByUser, enum PerSec, enum MaxBurst, enum MemoryStoreSize; **PrivacySettings**: bool ShowEmailAddress, bool ShowFullName; **ThemeSettings**: bool EnableThemeSelection, bool AllowCustomThemes; **GitLabSettings**: bool Enable; **GoogleSettings**: bool Enable; **Office365Settings**: bool Enable; **SupportSettings**: bool CustomTermsOfServiceEnabled; enum CustomTermsOfServiceReAcceptancePeriod; **LdapSettings**: bool Enable, bool EnableSync, enum ConnectionSecurity, bool SkipCertificateVerification, enum SyncIntervalMinutes, enum QueryTimeout, enum MaxPageSize, bool EnableAdminFilter; **ComplianceSettings**: bool Enable, bool EnableDaily; **LocalizationSettings**: enum DefaultServerLocale, enum DefaultClientLocale, enum AvailableLocales; **SamlSettings**: bool Enable, bool EnableSyncWithLdap, bool IgnoreGuestsLdapSync, bool EnableSyncWithLdapIncludeAuth, bool Verify, bool Encrypt, bool SignRequest, bool EnableAdminFilter; **ClusterSettings**: bool Enable, bool UseIpAddress, bool UseExperimentalGossip, bool ReadOnlyConfig, bool EnableExperimentalGossipEncryption; **MetricsSettings**: bool Enable, enum BlockProfileRate; **WebrtcSettings** (only in v5.5 and earlier): bool Enable; **ExperimentalSettings** bool ClientSideCertEnable, bool EnablePostMetadata, bool LinkMetadataTimeoutMilliseconds, bool EnableClickToReply, bool RestrictSystemAdmin, bool UseNewSAMLLibrary, bool CloudBilling, bool CloudUserLimit, bool RemoteClusters, bool EnableSharedChannels; **AnnouncementSettings**: bool EnableBanner, bool AllowBannerDismissal, bool AdminNoticesEnabled, bool UserNoticesEnabled; **ElasticsearchSettings**: bool EnableIndexing, bool EnableSearching, bool Sniff, enum PostIndexReplicas, enum PostIndexShards, enum LiveIndexingBatchSize, enum BulkIndexingTimeWindowSeconds, enum RequestTimeoutSeconds, bool SkipTLSVerification, bool Trace; **PluginSettings**: bool Enable, bool EnableUploads, bool EnableHealthCheck, bool EnableMarketplace, bool EnableRemoteMarketplace, bool AutomaticPrepackagedPlugins, bool RequirePluginSignature; **DataRetentionSettings**: bool EnableMessageDeletion, bool MessageRetentionDays, bool AllowInsecureDownloadUrl, bool EnableFileDeletion, bool FileRetentionDays, enum DeletionJobStartTime; **MessageExportSettings**: bool EnableExport, enum ExportFormat, enum DailyRunTime, enum ExportFromTimestamp, enum BatchSize, enum GlobalRelaySettings.CustomerType; **ExperimentalAuditSettings**: bool SysLogEnabled, bool SysLogInsecure, enum SysLogMaxQueueSize, bool FileEnabled, enum FileMaxSizeMB, enum FileMaxAgeDays, bool FileMaxBackups, bool FileCompress, enum FileMaxQueueSize; **BleveSettings**: bool EnableIndexing, bool EnableSearching, bool EnableAutocomplete, enum BulkIndexingTimeWindowSeconds;
+  **ServiceSettings**: enum WebserverMode, bool EnableSecurityFixAlert, bool EnableInsecureOutgoingConnections, bool EnableIncomingWebhooks, bool EnableOutgoingWebhooks, bool EnableCommands, bool EnableOnlyAdminIntegrations, bool EnablePostUsernameOverride, bool EnablePostIconOverride, bool EnableCustomEmoji, enum RestrictCustomEmojiCreation, bool EnableTesting, bool EnableDeveloper, bool EnableMultifactorAuthentication, bool EnableOAuthServiceProvider, enum ConnectionSecurity, bool UseLetsEncrypt, bool Forward80To443, enum ConnectionSecurity, bool TLSStrictTransport, bool EnforceMultifactorAuthentication, enum RestrictPostDelete, bool AllowEditPost, bool EnableUserTypingMessages, bool EnablePostSearch, bool EnableUserStatuses, bool EnableChannelViewMessages, bool EnableEmojiPicker, bool EnableGifPicker, bool xEnableAuthenticationTransfer, enum TeammateNameDisplay, bool EnableUserAccessTokens, enum MaximumLoginAttempts, bool ExtendSessionLengthWithActivity, enum SessionLengthWebInDays, enum SessionLengthMobileInDays, int SessionCacheInMinutes, enum SessionIdleTimeoutInMinutes, enum PostEditTimeLimit, enum TimeBetweenUserTypingUpdatesMilliseconds, enum ClusterLogTimeoutMilliseconds, bool CloseUnusedDirectMessages, bool EnablePreviewFeatures, bool EnableTutorial, bool ExperimentalEnableDefaultChannelLeaveJoinMessages, bool ExperimentalGroupUnreadChannels, bool AllowCookiesForSubdomains, bool EnableAPITeamDeletion, bool EnableAPIUserDeletion, bool EnableAPIChannelDeletion, bool ExperimentalEnableHardenedMode, bool DisableLegacyMFA, bool ExperimentalStrictCSRFEnforcement, bool EnableEmailInvitations, bool ExperimentalChannelOrganization, bool ExperimentalChannelSidebarOrganization, bool CorsAllowCredentials, bool CorsDebug, bool DisableBotsWhenOwnerIsDeactivated, bool EnableBotAccountCreation, bool EnableSVGs, bool EnableLatex, bool EnableOpenTracing, bool ExperimentalDataPrefetch, bool EnableLocalMode; **TeamSettings**: bool EnableUserCreation, bool EnableTeamCreation, bool RestrictTeamNames, enum RestrictTeamInvite, enum RestrictPublicChannelManagement, enum RestrictPrivateChannelManagement, enum RestrictPublicChannelCreation, enum RestrictPrivateChannelCreation, enum RestrictPublicChannelDeletion, enum RestrictPrivateChannelDeletion, enum RestrictPrivateChannelManageMembers, bool EnableOpenServer, bool EnableUserDeactivation, bool EnableCustomBrand, bool RestrictDirectMessage, enum MaxNotificationsPerChannel, bool EnableConfirmNotificationsToChannel; enum MaxUsersPerTeam, enum MaxChannelsPerTeam, bool ExperimentalTownSquareIsReadOnly, bool ExperimentalHideTownSquareinLHS, bool EnableXToLeaveChannelsFromLHS, bool ExperimentalEnableAutomaticReplies, bool ExperimentalViewArchivedChannels, bool LockTeammateNameDisplay; **ClientRequirementSettings**: enum AndroidLatestVersion, enum AndroidMinVersion, enum DesktopLatestVersion, enum DesktopMinVersion, enum IosLatestVersion, enum IosMinVersion; **DisplaySettings**: bool ExperimentalTimezone; **GuestAccountsSettings**: bool Enable, bool AllowEmailAccounts, bool EnforceMultifactorAuthentication; **SqlSettings**: enum DriverName, bool Trace, enum MaxIdleConns, bool ConnMaxLifetimeMilliseconds; enum MaxOpenC onns, enum QueryTimeout, bool DisableDatabaseSearch; **LogSettings**: bool EnableConsole, enum ConsoleLevel, bool ConsoleJson, bool EnableFile, enum FileLevel, bool FileJson, bool EnableWebhookDebugging; **NotificationLogSettings**: bool EnableConsole, bool ConsoleLevel, bool ConsoleJson, bool EnableFile, bool FileLevel, bool FileJson **PasswordSettings**: bool Lowercase, bool Number, bool Uppercase, bool Symbol, enum MinimumLength; **FileSettings**: bool EnablePublicLink, enum DriverName, bool AmazonS3SSL, bool AmazonS3SignV2, bool AmazonS3SSE, bool AmazonS3Trace, bool EnableFileAttachments, bool EnableMobileUpload, bool EnableMobileDownload; **EmailSettings**: bool EnableSignUpWithEmail, bool EnableSignInWithEmail, bool EnableSignInWithUsername, bool RequireEmailVerification, bool SendEmailNotifications, bool UseChannelInEmailNotifications, bool EmailNotificationContentsType, bool EnableSMTPAuth, enum ConnectionSecurity, bool SendPushNotifications, enum PushNotificationContents, bool EnableEmailBatching, bool SkipServerCertificateVerification, enum EmailBatchingBufferSize, enum EmailBatchingInterval, bool EnablePreviewModeBanner, enum SMTPServerTimeout; **MessageExportSettings**: bool DownloadExportResults; **RateLimitSettings**: bool EnableRateLimiter, bool VaryByRemoteAddr,  bool VaryByUser, enum PerSec, enum MaxBurst, enum MemoryStoreSize; **PrivacySettings**: bool ShowEmailAddress, bool ShowFullName; **ThemeSettings**: bool EnableThemeSelection, bool AllowCustomThemes; **GitLabSettings**: bool Enable; **GoogleSettings**: bool Enable; **Office365Settings**: bool Enable; **SupportSettings**: bool CustomTermsOfServiceEnabled; enum CustomTermsOfServiceReAcceptancePeriod; **LdapSettings**: bool Enable, bool EnableSync, enum ConnectionSecurity, bool SkipCertificateVerification, enum SyncIntervalMinutes, enum QueryTimeout, enum MaxPageSize, bool EnableAdminFilter; **ComplianceSettings**: bool Enable, bool EnableDaily; **LocalizationSettings**: enum DefaultServerLocale, enum DefaultClientLocale, enum AvailableLocales; **SamlSettings**: bool Enable, bool EnableSyncWithLdap, bool IgnoreGuestsLdapSync, bool EnableSyncWithLdapIncludeAuth, bool Verify, bool Encrypt, bool SignRequest, bool EnableAdminFilter; **ClusterSettings**: bool Enable, bool UseIpAddress, bool UseGossip, bool ReadOnlyConfig, bool EnableExperimentalGossipEncryption; **MetricsSettings**: bool Enable, enum BlockProfileRate; **WebrtcSettings** (only in v5.5 and earlier): bool Enable; **ExperimentalSettings** bool ClientSideCertEnable, bool EnablePostMetadata, bool LinkMetadataTimeoutMilliseconds, bool EnableClickToReply, bool RestrictSystemAdmin, bool UseNewSAMLLibrary, bool CloudBilling, bool CloudUserLimit, bool RemoteClusters, bool EnableSharedChannels; **AnnouncementSettings**: bool EnableBanner, bool AllowBannerDismissal, bool AdminNoticesEnabled, bool UserNoticesEnabled; **ElasticsearchSettings**: bool EnableIndexing, bool EnableSearching, bool Sniff, enum PostIndexReplicas, enum PostIndexShards, enum LiveIndexingBatchSize, enum BulkIndexingTimeWindowSeconds, enum RequestTimeoutSeconds, bool SkipTLSVerification, bool Trace; **PluginSettings**: bool Enable, bool EnableUploads, bool EnableHealthCheck, bool EnableMarketplace, bool EnableRemoteMarketplace, bool AutomaticPrepackagedPlugins, bool RequirePluginSignature; **DataRetentionSettings**: bool EnableMessageDeletion, bool MessageRetentionDays, bool AllowInsecureDownloadUrl, bool EnableFileDeletion, bool FileRetentionDays, enum DeletionJobStartTime; **MessageExportSettings**: bool EnableExport, enum ExportFormat, enum DailyRunTime, enum ExportFromTimestamp, enum BatchSize, enum GlobalRelaySettings.CustomerType; **ExperimentalAuditSettings**: bool SysLogEnabled, bool SysLogInsecure, enum SysLogMaxQueueSize, bool FileEnabled, enum FileMaxSizeMB, enum FileMaxAgeDays, bool FileMaxBackups, bool FileCompress, enum FileMaxQueueSize; **BleveSettings**: bool EnableIndexing, bool EnableSearching, bool EnableAutocomplete, enum BulkIndexingTimeWindowSeconds;
 
   **Counts (integer)**
 

source/deployment/cluster.rst

@@ -84,7 +84,7 @@ Configuration Settings
             "ClusterName": "production",
             "OverrideHostname": "",
             "UseIpAddress": true,
-            "UseExperimentalGossip": false,
+            "UseGossip": true,
             "ReadOnlyConfig": true,
             "GossipPort": 8074,
             "StreamingPort": 8075
@@ -424,7 +424,7 @@ Starting with Mattermost Server version 4.0, when a server starts up it can auto
         "ClusterName": "production",
         "OverrideHostname": "",
         "UseIpAddress": true,
-        "UseExperimentalGossip": false,
+        "UseGossip": true,
         "ReadOnlyConfig": true,
         "GossipPort": 8074,
         "StreamingPort": 8075