Manage version configurations client versions (#7220)

* Add config values for client versions. Return client versions in ping response.

* Manage client version through System Console.

* Added client versions to diagnostics

* Added translations messages en.json file.

* Hide Client Versions on System Console.

9 files changed, 255 insertions, 1 deletions

diff --git a/api4/system.go b/api4/system.go
index 0c0fc7d12..2ad408e13 100644
--- a/api4/system.go
+++ b/api4/system.go
@@ -45,7 +45,18 @@ func getSystemPing(c *Context, w http.ResponseWriter, r *http.Request) {
 
 	actualGoroutines := runtime.NumGoroutine()
 	if *utils.Cfg.ServiceSettings.GoroutineHealthThreshold <= 0 || actualGoroutines <= *utils.Cfg.ServiceSettings.GoroutineHealthThreshold {
-		ReturnStatusOK(w)
+		m := make(map[string]string)
+		m[model.STATUS] = model.STATUS_OK
+
+		reqs := utils.Cfg.ClientRequirements
+		m["AndroidLatestVersion"] = reqs.AndroidLatestVersion
+		m["AndroidMinVersion"] = reqs.AndroidMinVersion
+		m["DesktopLatestVersion"] = reqs.DesktopLatestVersion
+		m["DesktopMinVersion"] = reqs.DesktopMinVersion
+		m["IosLatestVersion"] = reqs.IosLatestVersion
+		m["IosMinVersion"] = reqs.IosMinVersion
+
+		w.Write([]byte(model.MapToJson(m)))
 	} else {
 		rdata := map[string]string{}
 		rdata["status"] = "unhealthy"
diff --git a/app/diagnostics.go b/app/diagnostics.go
index 1df5b1feb..9946ce9f1 100644
--- a/app/diagnostics.go
+++ b/app/diagnostics.go
@@ -19,6 +19,7 @@ const (
 
 	TRACK_CONFIG_SERVICE       = "config_service"
 	TRACK_CONFIG_TEAM          = "config_team"
+	TRACK_CONFIG_CLIENT_REQ    = "config_client_requirements"
 	TRACK_CONFIG_SQL           = "config_sql"
 	TRACK_CONFIG_LOG           = "config_log"
 	TRACK_CONFIG_FILE          = "config_file"
@@ -244,6 +245,15 @@ func trackConfig() {
 		"restrict_private_channel_manage_members": *utils.Cfg.TeamSettings.RestrictPrivateChannelManageMembers,
 	})
 
+	SendDiagnostic(TRACK_CONFIG_CLIENT_REQ, map[string]interface{}{
+		"android_latest_version": utils.Cfg.ClientRequirements.AndroidLatestVersion,
+		"android_min_version":    utils.Cfg.ClientRequirements.AndroidMinVersion,
+		"desktop_latest_version": utils.Cfg.ClientRequirements.DesktopLatestVersion,
+		"desktop_min_version":    utils.Cfg.ClientRequirements.DesktopMinVersion,
+		"ios_latest_version":     utils.Cfg.ClientRequirements.IosLatestVersion,
+		"ios_min_version":        utils.Cfg.ClientRequirements.IosMinVersion,
+	})
+
 	SendDiagnostic(TRACK_CONFIG_SQL, map[string]interface{}{
 		"driver_name":                 utils.Cfg.SqlSettings.DriverName,
 		"trace":                       utils.Cfg.SqlSettings.Trace,
diff --git a/config/default.json b/config/default.json
index 7f03e035b..e0d3ec53c 100644
--- a/config/default.json
+++ b/config/default.json
@@ -76,6 +76,14 @@
         "MaxNotificationsPerChannel": 1000,
         "TeammateNameDisplay": "username"
     },
+    "ClientRequirements": {
+        "AndroidLatestVersion": "",
+        "AndroidMinVersion": "",
+        "DesktopLatestVersion": "",
+        "DesktopMinVersion": "",
+        "IosLatestVersion": "",
+        "IosMinVersion": ""
+    },
     "SqlSettings": {
         "DriverName": "mysql",
         "DataSource": "mmuser:mostest@tcp(dockerhost:3306)/mattermost_test?charset=utf8mb4,utf8&readTimeout=30s&writeTimeout=30s",
diff --git a/model/config.go b/model/config.go
index b3365a49a..7404e96be 100644
--- a/model/config.go
+++ b/model/config.go
@@ -351,6 +351,15 @@ type TeamSettings struct {
 	TeammateNameDisplay                 *string
 }
 
+type ClientRequirements struct {
+	AndroidLatestVersion string
+	AndroidMinVersion    string
+	DesktopLatestVersion string
+	DesktopMinVersion    string
+	IosLatestVersion     string
+	IosMinVersion        string
+}
+
 type LdapSettings struct {
 	// Basic
 	Enable             *bool
@@ -469,6 +478,7 @@ type PluginSettings struct {
 type Config struct {
 	ServiceSettings       ServiceSettings
 	TeamSettings          TeamSettings
+	ClientRequirements    ClientRequirements
 	SqlSettings           SqlSettings
 	LogSettings           LogSettings
 	PasswordSettings      PasswordSettings
@@ -518,6 +528,10 @@ func (o *Config) GetSSOService(service string) *SSOSettings {
 	return nil
 }
 
+func (o *Config) getClientRequirementsFromConfig() ClientRequirements {
+	return o.ClientRequirements
+}
+
 func ConfigFromJson(data io.Reader) *Config {
 	decoder := json.NewDecoder(data)
 	var o Config
diff --git a/utils/config.go b/utils/config.go
index 399e3a54c..14f827983 100644
--- a/utils/config.go
+++ b/utils/config.go
@@ -437,6 +437,13 @@ func getClientConfig(c *model.Config) map[string]string {
 	props["RestrictPrivateChannelManageMembers"] = *c.TeamSettings.RestrictPrivateChannelManageMembers
 	props["TeammateNameDisplay"] = *c.TeamSettings.TeammateNameDisplay
 
+	props["AndroidLatestVersion"] = c.ClientRequirements.AndroidLatestVersion
+	props["AndroidMinVersion"] = c.ClientRequirements.AndroidMinVersion
+	props["DesktopLatestVersion"] = c.ClientRequirements.DesktopLatestVersion
+	props["DesktopMinVersion"] = c.ClientRequirements.DesktopMinVersion
+	props["IosLatestVersion"] = c.ClientRequirements.IosLatestVersion
+	props["IosMinVersion"] = c.ClientRequirements.IosMinVersion
+
 	props["EnableOAuthServiceProvider"] = strconv.FormatBool(c.ServiceSettings.EnableOAuthServiceProvider)
 	props["GoogleDeveloperKey"] = c.ServiceSettings.GoogleDeveloperKey
 	props["EnableIncomingWebhooks"] = strconv.FormatBool(c.ServiceSettings.EnableIncomingWebhooks)
diff --git a/webapp/components/admin_console/admin_sidebar.jsx b/webapp/components/admin_console/admin_sidebar.jsx
index 97b63e9c6..9a726c65c 100644
--- a/webapp/components/admin_console/admin_sidebar.jsx
+++ b/webapp/components/admin_console/admin_sidebar.jsx
@@ -277,6 +277,22 @@ export default class AdminSidebar extends React.Component {
             );
         }
 
+        const SHOW_CLIENT_VERSIONS = false;
+        let clientVersions = null;
+        if (SHOW_CLIENT_VERSIONS) {
+            clientVersions = (
+                <AdminSidebarSection
+                    name='client_versions'
+                    title={
+                        <FormattedMessage
+                            id='admin.sidebar.client_versions'
+                            defaultMessage='Client Versions'
+                        />
+                    }
+                />
+            );
+        }
+
         return (
             <div className='admin-sidebar'>
                 <AdminSidebarHeader/>
@@ -477,6 +493,7 @@ export default class AdminSidebar extends React.Component {
                                         />
                                     }
                                 />
+                                {clientVersions}
                             </AdminSidebarSection>
                             <AdminSidebarSection
                                 name='notifications'
diff --git a/webapp/components/admin_console/client_versions_settings.jsx b/webapp/components/admin_console/client_versions_settings.jsx
new file mode 100644
index 000000000..0c9a5f58a
--- /dev/null
+++ b/webapp/components/admin_console/client_versions_settings.jsx
@@ -0,0 +1,169 @@
+// Copyright (c) 2015 Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+import React from 'react';
+
+import * as Utils from 'utils/utils.jsx';
+
+import AdminSettings from './admin_settings.jsx';
+import {FormattedMessage} from 'react-intl';
+import SettingsGroup from './settings_group.jsx';
+import TextSetting from './text_setting.jsx';
+
+export default class ClientVersionsSettings extends AdminSettings {
+    constructor(props) {
+        super(props);
+
+        this.getConfigFromState = this.getConfigFromState.bind(this);
+
+        this.renderSettings = this.renderSettings.bind(this);
+    }
+
+    getConfigFromState(config) {
+        config.ClientRequirements.AndroidLatestVersion = this.state.androidLatestVersion;
+        config.ClientRequirements.AndroidMinVersion = this.state.androidMinVersion;
+        config.ClientRequirements.DesktopLatestVersion = this.state.desktopLatestVersion;
+        config.ClientRequirements.DesktopMinVersion = this.state.desktopMinVersion;
+        config.ClientRequirements.IosLatestVersion = this.state.iosLatestVersion;
+        config.ClientRequirements.IosMinVersion = this.state.iosMinVersion;
+
+        return config;
+    }
+
+    getStateFromConfig(config) {
+        return {
+            androidLatestVersion: config.ClientRequirements.AndroidLatestVersion,
+            androidMinVersion: config.ClientRequirements.AndroidMinVersion,
+            desktopLatestVersion: config.ClientRequirements.DesktopLatestVersion,
+            desktopMinVersion: config.ClientRequirements.DesktopMinVersion,
+            iosLatestVersion: config.ClientRequirements.IosLatestVersion,
+            iosMinVersion: config.ClientRequirements.IosMinVersion
+        };
+    }
+
+    renderTitle() {
+        return (
+            <h3>
+                <FormattedMessage
+                    id='admin.security.client_versions'
+                    defaultMessage='Client Versions'
+                />
+            </h3>
+        );
+    }
+
+    renderSettings() {
+        return (
+            <SettingsGroup>
+                <TextSetting
+                    id='androidLatestVersion'
+                    label={
+                        <FormattedMessage
+                            id='admin.client_versions.androidLatestVersion'
+                            defaultMessage='Latest Android Version'
+                        />
+                    }
+                    placeholder={Utils.localizeMessage('admin.client_versions.androidLatestVersion', 'X.X.X')}
+                    helpText={
+                        <FormattedMessage
+                            id='admin.client_versions.androidLatestVersionHelp'
+                            defaultMessage='The latest released Android version'
+                        />
+                    }
+                    value={this.state.androidLatestVersion}
+                    onChange={this.handleChange}
+                />
+                <TextSetting
+                    id='androidMinVersion'
+                    label={
+                        <FormattedMessage
+                            id='admin.client_versions.androidMinVersion'
+                            defaultMessage='Minimum Android Version'
+                        />
+                    }
+                    placeholder={Utils.localizeMessage('admin.client_versions.androidMinVersion', 'X.X.X')}
+                    helpText={
+                        <FormattedMessage
+                            id='admin.client_versions.androidMinVersionHelp'
+                            defaultMessage='The minimum compliant Android version'
+                        />
+                    }
+                    value={this.state.androidMinVersion}
+                    onChange={this.handleChange}
+                />
+                <TextSetting
+                    id='desktopLatestVersion'
+                    label={
+                        <FormattedMessage
+                            id='admin.client_versions.desktopLatestVersion'
+                            defaultMessage='Latest Desktop Version'
+                        />
+                    }
+                    placeholder={Utils.localizeMessage('admin.client_versions.desktopLatestVersion', 'X.X.X')}
+                    helpText={
+                        <FormattedMessage
+                            id='admin.client_versions.desktopLatestVersionHelp'
+                            defaultMessage='The latest released Desktop version'
+                        />
+                    }
+                    value={this.state.desktopLatestVersion}
+                    onChange={this.handleChange}
+                />
+                <TextSetting
+                    id='desktopMinVersion'
+                    label={
+                        <FormattedMessage
+                            id='admin.client_versions.desktopMinVersion'
+                            defaultMessage='Minimum Destop Version'
+                        />
+                    }
+                    placeholder={Utils.localizeMessage('admin.client_versions.desktopMinVersion', 'X.X.X')}
+                    helpText={
+                        <FormattedMessage
+                            id='admin.client_versions.desktopMinVersionHelp'
+                            defaultMessage='The minimum compliant Desktop version'
+                        />
+                    }
+                    value={this.state.desktopMinVersion}
+                    onChange={this.handleChange}
+                />
+                <TextSetting
+                    id='iosLatestVersion'
+                    label={
+                        <FormattedMessage
+                            id='admin.client_versions.iosLatestVersion'
+                            defaultMessage='Latest IOS Version'
+                        />
+                    }
+                    placeholder={Utils.localizeMessage('admin.client_versions.iosLatestVersion', 'X.X.X')}
+                    helpText={
+                        <FormattedMessage
+                            id='admin.client_versions.iosLatestVersionHelp'
+                            defaultMessage='The latest released IOS version'
+                        />
+                    }
+                    value={this.state.iosLatestVersion}
+                    onChange={this.handleChange}
+                />
+                <TextSetting
+                    id='iosMinVersion'
+                    label={
+                        <FormattedMessage
+                            id='admin.client_versions.iosMinVersion'
+                            defaultMessage='Minimum IOS Version'
+                        />
+                    }
+                    placeholder={Utils.localizeMessage('admin.client_versions.iosMinVersion', 'X.X.X')}
+                    helpText={
+                        <FormattedMessage
+                            id='admin.client_versions.iosMinVersionHelp'
+                            defaultMessage='The minimum compliant IOS version'
+                        />
+                    }
+                    value={this.state.iosMinVersion}
+                    onChange={this.handleChange}
+                />
+            </SettingsGroup>
+        );
+    }
+}
diff --git a/webapp/i18n/en.json b/webapp/i18n/en.json
index 7fefb188d..720a66317 100755
--- a/webapp/i18n/en.json
+++ b/webapp/i18n/en.json
@@ -150,6 +150,18 @@
   "admin.authentication.oauth": "OAuth 2.0",
   "admin.authentication.saml": "SAML 2.0",
   "admin.banner.heading": "Note:",
+  "admin.client_versions.androidLatestVersion": "Latest Android Version",
+  "admin.client_versions.androidLatestVersionHelp": "The latest released Android version",
+  "admin.client_versions.androidMinVersion": "Minimum Android Version",
+  "admin.client_versions.androidMinVersionHelp": "The minimum compliant Android version",
+  "admin.client_versions.desktopLatestVersion": "Latest Desktop Version",
+  "admin.client_versions.desktopLatestVersionHelp": "The latest released Desktop version",
+  "admin.client_versions.desktopMinVersion": "Minimum Destop Version",
+  "admin.client_versions.desktopMinVersionHelp": "The minimum compliant Desktop version",
+  "admin.client_versions.iosLatestVersion": "Latest IOS Version",
+  "admin.client_versions.iosLatestVersionHelp": "The latest released IOS version",
+  "admin.client_versions.iosMinVersion": "Minimum IOS Version",
+  "admin.client_versions.iosMinVersionHelp": "The minimum compliant IOS version",
   "admin.cluster.enableDescription": "When true, Mattermost will run in High Availability mode. Please see <a href=\"http://docs.mattermost.com/deployment/cluster.html\" target='_blank'>documentation</a> to learn more about configuring High Availability for Mattermost.",
   "admin.cluster.enableTitle": "Enable High Availability Mode:",
   "admin.cluster.interNodeListenAddressDesc": "The address the server will listen on for communicating with other servers.",
@@ -858,6 +870,7 @@
   "admin.sidebar.advanced": "Advanced",
   "admin.sidebar.audits": "Compliance and Auditing",
   "admin.sidebar.authentication": "Authentication",
+  "admin.sidebar.client_versions": "Client Versions",
   "admin.sidebar.cluster": "High Availability",
   "admin.sidebar.compliance": "Compliance",
   "admin.sidebar.configuration": "Configuration",
diff --git a/webapp/routes/route_admin_console.jsx b/webapp/routes/route_admin_console.jsx
index 15081a1d9..43245556f 100644
--- a/webapp/routes/route_admin_console.jsx
+++ b/webapp/routes/route_admin_console.jsx
@@ -25,6 +25,7 @@ import MfaSettings from 'components/admin_console/mfa_settings.jsx';
 import PublicLinkSettings from 'components/admin_console/public_link_settings.jsx';
 import SessionSettings from 'components/admin_console/session_settings.jsx';
 import ConnectionSettings from 'components/admin_console/connection_settings.jsx';
+import ClientVersionsSettings from 'components/admin_console/client_versions_settings.jsx';
 import EmailSettings from 'components/admin_console/email_settings.jsx';
 import PushSettings from 'components/admin_console/push_settings.jsx';
 import CustomIntegrationsSettings from 'components/admin_console/custom_integrations_settings.jsx';
@@ -134,6 +135,10 @@ export default (
                 path='connections'
                 component={ConnectionSettings}
             />
+            <Route
+                path='client_versions'
+                component={ClientVersionsSettings}
+            />
         </Route>
         <Route path='notifications'>
             <IndexRedirect to='notifications_email'/>