binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 1 | // Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | #include "chrome/browser/extensions/extension_management.h" |
| 6 | |
dcheng | 1fc00f1 | 2015-12-26 22:18:03 | [diff] [blame] | 7 | #include <utility> |
binjin | 81d7c55 | 2014-10-02 11:47:12 | [diff] [blame] | 8 | |
binjin | 1569c9b | 2014-09-05 13:33:18 | [diff] [blame] | 9 | #include "base/bind.h" |
| 10 | #include "base/bind_helpers.h" |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 11 | #include "base/logging.h" |
rkaplow | dd66a134 | 2015-03-05 00:31:49 | [diff] [blame] | 12 | #include "base/metrics/histogram_macros.h" |
tripta.g | 0ac673a | 2017-07-07 05:45:09 | [diff] [blame] | 13 | #include "base/stl_util.h" |
binjin | e6b58b5 | 2014-10-31 01:55:57 | [diff] [blame] | 14 | #include "base/strings/string16.h" |
binjin | b245438 | 2014-09-22 15:17:43 | [diff] [blame] | 15 | #include "base/strings/string_util.h" |
rkaplow | dd66a134 | 2015-03-05 00:31:49 | [diff] [blame] | 16 | #include "base/trace_event/trace_event.h" |
binjin | 8e3d018 | 2014-12-04 16:44:28 | [diff] [blame] | 17 | #include "base/version.h" |
binjin | b245438 | 2014-09-22 15:17:43 | [diff] [blame] | 18 | #include "chrome/browser/extensions/extension_management_constants.h" |
binjin | 81d7c55 | 2014-10-02 11:47:12 | [diff] [blame] | 19 | #include "chrome/browser/extensions/extension_management_internal.h" |
binjin | 3030106 | 2014-09-08 20:27:34 | [diff] [blame] | 20 | #include "chrome/browser/extensions/external_policy_loader.h" |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 21 | #include "chrome/browser/extensions/external_provider_impl.h" |
binjin | e6b58b5 | 2014-10-31 01:55:57 | [diff] [blame] | 22 | #include "chrome/browser/extensions/permissions_based_management_policy_provider.h" |
binjin | 1569c9b | 2014-09-05 13:33:18 | [diff] [blame] | 23 | #include "chrome/browser/extensions/standard_management_policy_provider.h" |
binjin | 9733df1 | 2014-09-08 15:21:21 | [diff] [blame] | 24 | #include "chrome/browser/profiles/incognito_helpers.h" |
binjin | 1569c9b | 2014-09-05 13:33:18 | [diff] [blame] | 25 | #include "chrome/browser/profiles/profile.h" |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 26 | #include "components/crx_file/id_util.h" |
binjin | 1569c9b | 2014-09-05 13:33:18 | [diff] [blame] | 27 | #include "components/keyed_service/content/browser_context_dependency_manager.h" |
binjin | b245438 | 2014-09-22 15:17:43 | [diff] [blame] | 28 | #include "components/pref_registry/pref_registry_syncable.h" |
brettw | b1fc1b8 | 2016-02-02 00:19:08 | [diff] [blame] | 29 | #include "components/prefs/pref_service.h" |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 30 | #include "extensions/browser/pref_names.h" |
rdevlin.cronin | 0670b56 | 2016-07-02 02:05:43 | [diff] [blame] | 31 | #include "extensions/common/extension.h" |
binjin | 685ade8 | 2014-11-06 09:53:56 | [diff] [blame] | 32 | #include "extensions/common/manifest_constants.h" |
binjin | e6b58b5 | 2014-10-31 01:55:57 | [diff] [blame] | 33 | #include "extensions/common/permissions/api_permission_set.h" |
| 34 | #include "extensions/common/permissions/permission_set.h" |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 35 | #include "extensions/common/url_pattern.h" |
binjin | 311ecdf | 2014-09-12 22:56:52 | [diff] [blame] | 36 | #include "url/gurl.h" |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 37 | |
achuith | 4607f07 | 2017-03-08 11:49:13 | [diff] [blame] | 38 | #if defined(OS_CHROMEOS) |
| 39 | #include "chrome/browser/chromeos/profiles/profile_helper.h" |
| 40 | #endif |
| 41 | |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 42 | namespace extensions { |
| 43 | |
achuith | 4607f07 | 2017-03-08 11:49:13 | [diff] [blame] | 44 | ExtensionManagement::ExtensionManagement(PrefService* pref_service, |
| 45 | bool is_signin_profile) |
| 46 | : pref_service_(pref_service), is_signin_profile_(is_signin_profile) { |
rkaplow | dd66a134 | 2015-03-05 00:31:49 | [diff] [blame] | 47 | TRACE_EVENT0("browser,startup", |
| 48 | "ExtensionManagement::ExtensionManagement::ctor"); |
binjin | 1569c9b | 2014-09-05 13:33:18 | [diff] [blame] | 49 | pref_change_registrar_.Init(pref_service_); |
| 50 | base::Closure pref_change_callback = base::Bind( |
| 51 | &ExtensionManagement::OnExtensionPrefChanged, base::Unretained(this)); |
| 52 | pref_change_registrar_.Add(pref_names::kInstallAllowList, |
| 53 | pref_change_callback); |
| 54 | pref_change_registrar_.Add(pref_names::kInstallDenyList, |
| 55 | pref_change_callback); |
| 56 | pref_change_registrar_.Add(pref_names::kInstallForceList, |
| 57 | pref_change_callback); |
achuith | 4607f07 | 2017-03-08 11:49:13 | [diff] [blame] | 58 | pref_change_registrar_.Add(pref_names::kInstallLoginScreenAppList, |
| 59 | pref_change_callback); |
binjin | 1569c9b | 2014-09-05 13:33:18 | [diff] [blame] | 60 | pref_change_registrar_.Add(pref_names::kAllowedInstallSites, |
| 61 | pref_change_callback); |
| 62 | pref_change_registrar_.Add(pref_names::kAllowedTypes, pref_change_callback); |
binjin | b245438 | 2014-09-22 15:17:43 | [diff] [blame] | 63 | pref_change_registrar_.Add(pref_names::kExtensionManagement, |
| 64 | pref_change_callback); |
binjin | 81d7c55 | 2014-10-02 11:47:12 | [diff] [blame] | 65 | // Note that both |global_settings_| and |default_settings_| will be null |
| 66 | // before first call to Refresh(), so in order to resolve this, Refresh() must |
| 67 | // be called in the initialization of ExtensionManagement. |
binjin | 1569c9b | 2014-09-05 13:33:18 | [diff] [blame] | 68 | Refresh(); |
lazyboy | 4aeef20 | 2016-09-07 21:28:59 | [diff] [blame] | 69 | providers_.push_back( |
Jinho Bang | b5216cec | 2018-01-17 19:43:11 | [diff] [blame^] | 70 | std::make_unique<StandardManagementPolicyProvider>(this)); |
lazyboy | 4aeef20 | 2016-09-07 21:28:59 | [diff] [blame] | 71 | providers_.push_back( |
Jinho Bang | b5216cec | 2018-01-17 19:43:11 | [diff] [blame^] | 72 | std::make_unique<PermissionsBasedManagementPolicyProvider>(this)); |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 73 | } |
| 74 | |
| 75 | ExtensionManagement::~ExtensionManagement() { |
| 76 | } |
| 77 | |
binjin | e6b58b5 | 2014-10-31 01:55:57 | [diff] [blame] | 78 | void ExtensionManagement::Shutdown() { |
| 79 | pref_change_registrar_.RemoveAll(); |
| 80 | pref_service_ = nullptr; |
| 81 | } |
| 82 | |
binjin | 1569c9b | 2014-09-05 13:33:18 | [diff] [blame] | 83 | void ExtensionManagement::AddObserver(Observer* observer) { |
| 84 | observer_list_.AddObserver(observer); |
| 85 | } |
| 86 | |
| 87 | void ExtensionManagement::RemoveObserver(Observer* observer) { |
| 88 | observer_list_.RemoveObserver(observer); |
| 89 | } |
| 90 | |
lazyboy | 4aeef20 | 2016-09-07 21:28:59 | [diff] [blame] | 91 | const std::vector<std::unique_ptr<ManagementPolicy::Provider>>& |
| 92 | ExtensionManagement::GetProviders() const { |
| 93 | return providers_; |
binjin | 1569c9b | 2014-09-05 13:33:18 | [diff] [blame] | 94 | } |
| 95 | |
binjin | 81d7c55 | 2014-10-02 11:47:12 | [diff] [blame] | 96 | bool ExtensionManagement::BlacklistedByDefault() const { |
| 97 | return default_settings_->installation_mode == INSTALLATION_BLOCKED; |
| 98 | } |
| 99 | |
| 100 | ExtensionManagement::InstallationMode ExtensionManagement::GetInstallationMode( |
binjin | 685ade8 | 2014-11-06 09:53:56 | [diff] [blame] | 101 | const Extension* extension) const { |
| 102 | // Check per-extension installation mode setting first. |
| 103 | auto iter_id = settings_by_id_.find(extension->id()); |
| 104 | if (iter_id != settings_by_id_.end()) |
| 105 | return iter_id->second->installation_mode; |
| 106 | std::string update_url; |
| 107 | // Check per-update-url installation mode setting. |
| 108 | if (extension->manifest()->GetString(manifest_keys::kUpdateURL, |
| 109 | &update_url)) { |
| 110 | auto iter_update_url = settings_by_update_url_.find(update_url); |
| 111 | if (iter_update_url != settings_by_update_url_.end()) |
| 112 | return iter_update_url->second->installation_mode; |
| 113 | } |
| 114 | // Fall back to default installation mode setting. |
| 115 | return default_settings_->installation_mode; |
binjin | 1569c9b | 2014-09-05 13:33:18 | [diff] [blame] | 116 | } |
| 117 | |
dcheng | c963c714 | 2016-04-08 03:55:22 | [diff] [blame] | 118 | std::unique_ptr<base::DictionaryValue> |
hashimoto | 146e05a | 2016-11-18 07:42:53 | [diff] [blame] | 119 | ExtensionManagement::GetForceInstallList() const { |
achuith | 4607f07 | 2017-03-08 11:49:13 | [diff] [blame] | 120 | return GetInstallListByMode(INSTALLATION_FORCED); |
binjin | cccacef | 2014-10-13 19:00:20 | [diff] [blame] | 121 | } |
| 122 | |
dcheng | c963c714 | 2016-04-08 03:55:22 | [diff] [blame] | 123 | std::unique_ptr<base::DictionaryValue> |
binjin | cccacef | 2014-10-13 19:00:20 | [diff] [blame] | 124 | ExtensionManagement::GetRecommendedInstallList() const { |
achuith | 4607f07 | 2017-03-08 11:49:13 | [diff] [blame] | 125 | return GetInstallListByMode(INSTALLATION_RECOMMENDED); |
binjin | 3030106 | 2014-09-08 20:27:34 | [diff] [blame] | 126 | } |
| 127 | |
binjin | c641add | 2014-10-15 16:20:45 | [diff] [blame] | 128 | bool ExtensionManagement::IsInstallationExplicitlyAllowed( |
| 129 | const ExtensionId& id) const { |
avi | 3ec9c0d | 2016-12-27 22:38:06 | [diff] [blame] | 130 | auto it = settings_by_id_.find(id); |
binjin | c641add | 2014-10-15 16:20:45 | [diff] [blame] | 131 | // No settings explicitly specified for |id|. |
| 132 | if (it == settings_by_id_.end()) |
| 133 | return false; |
| 134 | // Checks if the extension is on the automatically installed list or |
| 135 | // install white-list. |
| 136 | InstallationMode mode = it->second->installation_mode; |
| 137 | return mode == INSTALLATION_FORCED || mode == INSTALLATION_RECOMMENDED || |
| 138 | mode == INSTALLATION_ALLOWED; |
binjin | 3030106 | 2014-09-08 20:27:34 | [diff] [blame] | 139 | } |
| 140 | |
binjin | 81d7c55 | 2014-10-02 11:47:12 | [diff] [blame] | 141 | bool ExtensionManagement::IsOffstoreInstallAllowed( |
| 142 | const GURL& url, |
| 143 | const GURL& referrer_url) const { |
binjin | 311ecdf | 2014-09-12 22:56:52 | [diff] [blame] | 144 | // No allowed install sites specified, disallow by default. |
binjin | 81d7c55 | 2014-10-02 11:47:12 | [diff] [blame] | 145 | if (!global_settings_->has_restricted_install_sources) |
binjin | 311ecdf | 2014-09-12 22:56:52 | [diff] [blame] | 146 | return false; |
| 147 | |
binjin | 81d7c55 | 2014-10-02 11:47:12 | [diff] [blame] | 148 | const URLPatternSet& url_patterns = global_settings_->install_sources; |
binjin | 311ecdf | 2014-09-12 22:56:52 | [diff] [blame] | 149 | |
| 150 | if (!url_patterns.MatchesURL(url)) |
| 151 | return false; |
| 152 | |
| 153 | // The referrer URL must also be whitelisted, unless the URL has the file |
| 154 | // scheme (there's no referrer for those URLs). |
| 155 | return url.SchemeIsFile() || url_patterns.MatchesURL(referrer_url); |
| 156 | } |
| 157 | |
binjin | 81d7c55 | 2014-10-02 11:47:12 | [diff] [blame] | 158 | bool ExtensionManagement::IsAllowedManifestType( |
| 159 | Manifest::Type manifest_type) const { |
| 160 | if (!global_settings_->has_restricted_allowed_types) |
| 161 | return true; |
| 162 | const std::vector<Manifest::Type>& allowed_types = |
| 163 | global_settings_->allowed_types; |
tripta.g | 0ac673a | 2017-07-07 05:45:09 | [diff] [blame] | 164 | return base::ContainsValue(allowed_types, manifest_type); |
binjin | 1569c9b | 2014-09-05 13:33:18 | [diff] [blame] | 165 | } |
| 166 | |
binjin | 685ade8 | 2014-11-06 09:53:56 | [diff] [blame] | 167 | APIPermissionSet ExtensionManagement::GetBlockedAPIPermissions( |
| 168 | const Extension* extension) const { |
| 169 | // Fetch per-extension blocked permissions setting. |
| 170 | auto iter_id = settings_by_id_.find(extension->id()); |
| 171 | |
| 172 | // Fetch per-update-url blocked permissions setting. |
| 173 | std::string update_url; |
| 174 | auto iter_update_url = settings_by_update_url_.end(); |
| 175 | if (extension->manifest()->GetString(manifest_keys::kUpdateURL, |
| 176 | &update_url)) { |
| 177 | iter_update_url = settings_by_update_url_.find(update_url); |
| 178 | } |
| 179 | |
| 180 | if (iter_id != settings_by_id_.end() && |
| 181 | iter_update_url != settings_by_update_url_.end()) { |
| 182 | // Blocked permissions setting are specified in both per-extension and |
| 183 | // per-update-url settings, try to merge them. |
| 184 | APIPermissionSet merged; |
| 185 | APIPermissionSet::Union(iter_id->second->blocked_permissions, |
| 186 | iter_update_url->second->blocked_permissions, |
| 187 | &merged); |
| 188 | return merged; |
| 189 | } |
| 190 | // Check whether if in one of them, setting is specified. |
| 191 | if (iter_id != settings_by_id_.end()) |
| 192 | return iter_id->second->blocked_permissions; |
| 193 | if (iter_update_url != settings_by_update_url_.end()) |
| 194 | return iter_update_url->second->blocked_permissions; |
| 195 | // Fall back to the default blocked permissions setting. |
| 196 | return default_settings_->blocked_permissions; |
binjin | e6b58b5 | 2014-10-31 01:55:57 | [diff] [blame] | 197 | } |
| 198 | |
nrpeter | e33d2a5b | 2017-04-25 00:12:31 | [diff] [blame] | 199 | const URLPatternSet& ExtensionManagement::GetDefaultRuntimeBlockedHosts() |
| 200 | const { |
| 201 | return default_settings_->runtime_blocked_hosts; |
| 202 | } |
| 203 | |
| 204 | const URLPatternSet& ExtensionManagement::GetDefaultRuntimeAllowedHosts() |
| 205 | const { |
| 206 | return default_settings_->runtime_allowed_hosts; |
| 207 | } |
| 208 | |
nrpeter | 40e1638 | 2017-04-13 17:34:58 | [diff] [blame] | 209 | const URLPatternSet& ExtensionManagement::GetRuntimeBlockedHosts( |
| 210 | const Extension* extension) const { |
| 211 | auto iter_id = settings_by_id_.find(extension->id()); |
| 212 | if (iter_id != settings_by_id_.end()) |
| 213 | return iter_id->second->runtime_blocked_hosts; |
| 214 | return default_settings_->runtime_blocked_hosts; |
| 215 | } |
| 216 | |
| 217 | const URLPatternSet& ExtensionManagement::GetRuntimeAllowedHosts( |
| 218 | const Extension* extension) const { |
| 219 | auto iter_id = settings_by_id_.find(extension->id()); |
| 220 | if (iter_id != settings_by_id_.end()) |
| 221 | return iter_id->second->runtime_allowed_hosts; |
| 222 | return default_settings_->runtime_allowed_hosts; |
| 223 | } |
| 224 | |
nrpeter | e33d2a5b | 2017-04-25 00:12:31 | [diff] [blame] | 225 | bool ExtensionManagement::UsesDefaultRuntimeHostRestrictions( |
| 226 | const Extension* extension) const { |
| 227 | return settings_by_id_.find(extension->id()) == settings_by_id_.end(); |
| 228 | } |
| 229 | |
| 230 | bool ExtensionManagement::IsRuntimeBlockedHost(const Extension* extension, |
| 231 | const GURL& url) const { |
nrpeter | 40e1638 | 2017-04-13 17:34:58 | [diff] [blame] | 232 | auto iter_id = settings_by_id_.find(extension->id()); |
| 233 | if (iter_id != settings_by_id_.end()) |
| 234 | return iter_id->second->runtime_blocked_hosts.MatchesURL(url); |
| 235 | return default_settings_->runtime_blocked_hosts.MatchesURL(url); |
| 236 | } |
| 237 | |
dcheng | c963c714 | 2016-04-08 03:55:22 | [diff] [blame] | 238 | std::unique_ptr<const PermissionSet> ExtensionManagement::GetBlockedPermissions( |
binjin | 685ade8 | 2014-11-06 09:53:56 | [diff] [blame] | 239 | const Extension* extension) const { |
binjin | e6b58b5 | 2014-10-31 01:55:57 | [diff] [blame] | 240 | // Only api permissions are supported currently. |
dcheng | c963c714 | 2016-04-08 03:55:22 | [diff] [blame] | 241 | return std::unique_ptr<const PermissionSet>(new PermissionSet( |
binjin | 685ade8 | 2014-11-06 09:53:56 | [diff] [blame] | 242 | GetBlockedAPIPermissions(extension), ManifestPermissionSet(), |
| 243 | URLPatternSet(), URLPatternSet())); |
binjin | e6b58b5 | 2014-10-31 01:55:57 | [diff] [blame] | 244 | } |
| 245 | |
| 246 | bool ExtensionManagement::IsPermissionSetAllowed( |
binjin | 685ade8 | 2014-11-06 09:53:56 | [diff] [blame] | 247 | const Extension* extension, |
rdevlin.cronin | e2d0fd0 | 2015-09-24 22:35:49 | [diff] [blame] | 248 | const PermissionSet& perms) const { |
vmpstr | ae72b08 | 2016-07-25 21:55:47 | [diff] [blame] | 249 | for (auto* blocked_api : GetBlockedAPIPermissions(extension)) { |
rdevlin.cronin | e2d0fd0 | 2015-09-24 22:35:49 | [diff] [blame] | 250 | if (perms.HasAPIPermission(blocked_api->id())) |
binjin | e6b58b5 | 2014-10-31 01:55:57 | [diff] [blame] | 251 | return false; |
| 252 | } |
| 253 | return true; |
| 254 | } |
| 255 | |
nrpeter | 2362e7e | 2017-05-10 17:21:26 | [diff] [blame] | 256 | const std::string ExtensionManagement::BlockedInstallMessage( |
| 257 | const ExtensionId& id) const { |
| 258 | auto iter_id = settings_by_id_.find(id); |
| 259 | if (iter_id != settings_by_id_.end()) |
| 260 | return iter_id->second->blocked_install_message; |
| 261 | return default_settings_->blocked_install_message; |
| 262 | } |
| 263 | |
binjin | 8e3d018 | 2014-12-04 16:44:28 | [diff] [blame] | 264 | bool ExtensionManagement::CheckMinimumVersion( |
| 265 | const Extension* extension, |
| 266 | std::string* required_version) const { |
| 267 | auto iter = settings_by_id_.find(extension->id()); |
| 268 | // If there are no minimum version required for |extension|, return true. |
| 269 | if (iter == settings_by_id_.end() || !iter->second->minimum_version_required) |
| 270 | return true; |
Devlin Cronin | 03bf2d2 | 2017-12-20 08:21:05 | [diff] [blame] | 271 | bool meets_requirement = extension->version().CompareTo( |
| 272 | *iter->second->minimum_version_required) >= 0; |
binjin | 8e3d018 | 2014-12-04 16:44:28 | [diff] [blame] | 273 | // Output a human readable version string for prompting if necessary. |
| 274 | if (!meets_requirement && required_version) |
| 275 | *required_version = iter->second->minimum_version_required->GetString(); |
| 276 | return meets_requirement; |
| 277 | } |
| 278 | |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 279 | void ExtensionManagement::Refresh() { |
rkaplow | dd66a134 | 2015-03-05 00:31:49 | [diff] [blame] | 280 | TRACE_EVENT0("browser,startup", "ExtensionManagement::Refresh"); |
| 281 | SCOPED_UMA_HISTOGRAM_TIMER("Extensions.ExtensionManagement_RefreshTime"); |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 282 | // Load all extension management settings preferences. |
| 283 | const base::ListValue* allowed_list_pref = |
| 284 | static_cast<const base::ListValue*>(LoadPreference( |
jdoerrie | dc72ee94 | 2016-12-07 15:43:28 | [diff] [blame] | 285 | pref_names::kInstallAllowList, true, base::Value::Type::LIST)); |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 286 | // Allow user to use preference to block certain extensions. Note that policy |
| 287 | // managed forcelist or whitelist will always override this. |
| 288 | const base::ListValue* denied_list_pref = |
| 289 | static_cast<const base::ListValue*>(LoadPreference( |
jdoerrie | dc72ee94 | 2016-12-07 15:43:28 | [diff] [blame] | 290 | pref_names::kInstallDenyList, false, base::Value::Type::LIST)); |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 291 | const base::DictionaryValue* forced_list_pref = |
| 292 | static_cast<const base::DictionaryValue*>(LoadPreference( |
jdoerrie | dc72ee94 | 2016-12-07 15:43:28 | [diff] [blame] | 293 | pref_names::kInstallForceList, true, base::Value::Type::DICTIONARY)); |
achuith | 4607f07 | 2017-03-08 11:49:13 | [diff] [blame] | 294 | const base::DictionaryValue* login_screen_app_list_pref = nullptr; |
| 295 | if (is_signin_profile_) { |
| 296 | login_screen_app_list_pref = static_cast<const base::DictionaryValue*>( |
| 297 | LoadPreference(pref_names::kInstallLoginScreenAppList, true, |
| 298 | base::Value::Type::DICTIONARY)); |
| 299 | } |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 300 | const base::ListValue* install_sources_pref = |
| 301 | static_cast<const base::ListValue*>(LoadPreference( |
jdoerrie | dc72ee94 | 2016-12-07 15:43:28 | [diff] [blame] | 302 | pref_names::kAllowedInstallSites, true, base::Value::Type::LIST)); |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 303 | const base::ListValue* allowed_types_pref = |
| 304 | static_cast<const base::ListValue*>(LoadPreference( |
jdoerrie | dc72ee94 | 2016-12-07 15:43:28 | [diff] [blame] | 305 | pref_names::kAllowedTypes, true, base::Value::Type::LIST)); |
binjin | b245438 | 2014-09-22 15:17:43 | [diff] [blame] | 306 | const base::DictionaryValue* dict_pref = |
| 307 | static_cast<const base::DictionaryValue*>( |
| 308 | LoadPreference(pref_names::kExtensionManagement, |
| 309 | true, |
jdoerrie | dc72ee94 | 2016-12-07 15:43:28 | [diff] [blame] | 310 | base::Value::Type::DICTIONARY)); |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 311 | |
| 312 | // Reset all settings. |
binjin | 81d7c55 | 2014-10-02 11:47:12 | [diff] [blame] | 313 | global_settings_.reset(new internal::GlobalSettings()); |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 314 | settings_by_id_.clear(); |
binjin | 81d7c55 | 2014-10-02 11:47:12 | [diff] [blame] | 315 | default_settings_.reset(new internal::IndividualSettings()); |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 316 | |
| 317 | // Parse default settings. |
jdoerrie | 122c4da | 2017-03-06 11:12:04 | [diff] [blame] | 318 | const base::Value wildcard("*"); |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 319 | if (denied_list_pref && |
| 320 | denied_list_pref->Find(wildcard) != denied_list_pref->end()) { |
binjin | 81d7c55 | 2014-10-02 11:47:12 | [diff] [blame] | 321 | default_settings_->installation_mode = INSTALLATION_BLOCKED; |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 322 | } |
| 323 | |
binjin | b245438 | 2014-09-22 15:17:43 | [diff] [blame] | 324 | const base::DictionaryValue* subdict = NULL; |
| 325 | if (dict_pref && |
| 326 | dict_pref->GetDictionary(schema_constants::kWildcard, &subdict)) { |
binjin | 81d7c55 | 2014-10-02 11:47:12 | [diff] [blame] | 327 | if (!default_settings_->Parse( |
| 328 | subdict, internal::IndividualSettings::SCOPE_DEFAULT)) { |
binjin | b245438 | 2014-09-22 15:17:43 | [diff] [blame] | 329 | LOG(WARNING) << "Default extension management settings parsing error."; |
binjin | 81d7c55 | 2014-10-02 11:47:12 | [diff] [blame] | 330 | default_settings_->Reset(); |
binjin | b245438 | 2014-09-22 15:17:43 | [diff] [blame] | 331 | } |
| 332 | |
| 333 | // Settings from new preference have higher priority over legacy ones. |
| 334 | const base::ListValue* list_value = NULL; |
| 335 | if (subdict->GetList(schema_constants::kInstallSources, &list_value)) |
| 336 | install_sources_pref = list_value; |
| 337 | if (subdict->GetList(schema_constants::kAllowedTypes, &list_value)) |
| 338 | allowed_types_pref = list_value; |
| 339 | } |
| 340 | |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 341 | // Parse legacy preferences. |
| 342 | ExtensionId id; |
| 343 | |
| 344 | if (allowed_list_pref) { |
| 345 | for (base::ListValue::const_iterator it = allowed_list_pref->begin(); |
| 346 | it != allowed_list_pref->end(); ++it) { |
jdoerrie | a5676c6 | 2017-04-11 18:09:14 | [diff] [blame] | 347 | if (it->GetAsString(&id) && crx_file::id_util::IdIsValid(id)) |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 348 | AccessById(id)->installation_mode = INSTALLATION_ALLOWED; |
| 349 | } |
| 350 | } |
| 351 | |
| 352 | if (denied_list_pref) { |
| 353 | for (base::ListValue::const_iterator it = denied_list_pref->begin(); |
| 354 | it != denied_list_pref->end(); ++it) { |
jdoerrie | a5676c6 | 2017-04-11 18:09:14 | [diff] [blame] | 355 | if (it->GetAsString(&id) && crx_file::id_util::IdIsValid(id)) |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 356 | AccessById(id)->installation_mode = INSTALLATION_BLOCKED; |
| 357 | } |
| 358 | } |
| 359 | |
achuith | 4607f07 | 2017-03-08 11:49:13 | [diff] [blame] | 360 | UpdateForcedExtensions(forced_list_pref); |
| 361 | UpdateForcedExtensions(login_screen_app_list_pref); |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 362 | |
| 363 | if (install_sources_pref) { |
binjin | 81d7c55 | 2014-10-02 11:47:12 | [diff] [blame] | 364 | global_settings_->has_restricted_install_sources = true; |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 365 | for (base::ListValue::const_iterator it = install_sources_pref->begin(); |
| 366 | it != install_sources_pref->end(); ++it) { |
binjin | b245438 | 2014-09-22 15:17:43 | [diff] [blame] | 367 | std::string url_pattern; |
jdoerrie | a5676c6 | 2017-04-11 18:09:14 | [diff] [blame] | 368 | if (it->GetAsString(&url_pattern)) { |
binjin | b245438 | 2014-09-22 15:17:43 | [diff] [blame] | 369 | URLPattern entry(URLPattern::SCHEME_ALL); |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 370 | if (entry.Parse(url_pattern) == URLPattern::PARSE_SUCCESS) { |
binjin | 81d7c55 | 2014-10-02 11:47:12 | [diff] [blame] | 371 | global_settings_->install_sources.AddPattern(entry); |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 372 | } else { |
| 373 | LOG(WARNING) << "Invalid URL pattern in for preference " |
| 374 | << pref_names::kAllowedInstallSites << ": " |
| 375 | << url_pattern << "."; |
| 376 | } |
| 377 | } |
| 378 | } |
| 379 | } |
| 380 | |
| 381 | if (allowed_types_pref) { |
binjin | 81d7c55 | 2014-10-02 11:47:12 | [diff] [blame] | 382 | global_settings_->has_restricted_allowed_types = true; |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 383 | for (base::ListValue::const_iterator it = allowed_types_pref->begin(); |
| 384 | it != allowed_types_pref->end(); ++it) { |
| 385 | int int_value; |
binjin | b245438 | 2014-09-22 15:17:43 | [diff] [blame] | 386 | std::string string_value; |
jdoerrie | a5676c6 | 2017-04-11 18:09:14 | [diff] [blame] | 387 | if (it->GetAsInteger(&int_value) && int_value >= 0 && |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 388 | int_value < Manifest::Type::NUM_LOAD_TYPES) { |
binjin | 81d7c55 | 2014-10-02 11:47:12 | [diff] [blame] | 389 | global_settings_->allowed_types.push_back( |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 390 | static_cast<Manifest::Type>(int_value)); |
jdoerrie | a5676c6 | 2017-04-11 18:09:14 | [diff] [blame] | 391 | } else if (it->GetAsString(&string_value)) { |
binjin | b245438 | 2014-09-22 15:17:43 | [diff] [blame] | 392 | Manifest::Type manifest_type = |
| 393 | schema_constants::GetManifestType(string_value); |
| 394 | if (manifest_type != Manifest::TYPE_UNKNOWN) |
binjin | 81d7c55 | 2014-10-02 11:47:12 | [diff] [blame] | 395 | global_settings_->allowed_types.push_back(manifest_type); |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 396 | } |
| 397 | } |
| 398 | } |
| 399 | |
binjin | b245438 | 2014-09-22 15:17:43 | [diff] [blame] | 400 | if (dict_pref) { |
| 401 | // Parse new extension management preference. |
| 402 | for (base::DictionaryValue::Iterator iter(*dict_pref); !iter.IsAtEnd(); |
| 403 | iter.Advance()) { |
| 404 | if (iter.key() == schema_constants::kWildcard) |
| 405 | continue; |
binjin | 81d7c55 | 2014-10-02 11:47:12 | [diff] [blame] | 406 | if (!iter.value().GetAsDictionary(&subdict)) |
binjin | b245438 | 2014-09-22 15:17:43 | [diff] [blame] | 407 | continue; |
brettw | 66d1b81b | 2015-07-06 19:29:40 | [diff] [blame] | 408 | if (base::StartsWith(iter.key(), schema_constants::kUpdateUrlPrefix, |
| 409 | base::CompareCase::SENSITIVE)) { |
binjin | 685ade8 | 2014-11-06 09:53:56 | [diff] [blame] | 410 | const std::string& update_url = |
| 411 | iter.key().substr(strlen(schema_constants::kUpdateUrlPrefix)); |
| 412 | if (!GURL(update_url).is_valid()) { |
| 413 | LOG(WARNING) << "Invalid update URL: " << update_url << "."; |
| 414 | continue; |
| 415 | } |
| 416 | internal::IndividualSettings* by_update_url = |
| 417 | AccessByUpdateUrl(update_url); |
| 418 | if (!by_update_url->Parse( |
| 419 | subdict, internal::IndividualSettings::SCOPE_UPDATE_URL)) { |
| 420 | settings_by_update_url_.erase(update_url); |
| 421 | LOG(WARNING) << "Malformed Extension Management settings for " |
| 422 | "extensions with update url: " << update_url << "."; |
| 423 | } |
| 424 | } else { |
| 425 | const std::string& extension_id = iter.key(); |
| 426 | if (!crx_file::id_util::IdIsValid(extension_id)) { |
| 427 | LOG(WARNING) << "Invalid extension ID : " << extension_id << "."; |
| 428 | continue; |
| 429 | } |
| 430 | internal::IndividualSettings* by_id = AccessById(extension_id); |
| 431 | if (!by_id->Parse(subdict, |
| 432 | internal::IndividualSettings::SCOPE_INDIVIDUAL)) { |
| 433 | settings_by_id_.erase(extension_id); |
| 434 | LOG(WARNING) << "Malformed Extension Management settings for " |
| 435 | << extension_id << "."; |
| 436 | } |
binjin | b245438 | 2014-09-22 15:17:43 | [diff] [blame] | 437 | } |
| 438 | } |
| 439 | } |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 440 | } |
| 441 | |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 442 | const base::Value* ExtensionManagement::LoadPreference( |
| 443 | const char* pref_name, |
| 444 | bool force_managed, |
| 445 | base::Value::Type expected_type) { |
binjin | e6b58b5 | 2014-10-31 01:55:57 | [diff] [blame] | 446 | if (!pref_service_) |
| 447 | return nullptr; |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 448 | const PrefService::Preference* pref = |
| 449 | pref_service_->FindPreference(pref_name); |
| 450 | if (pref && !pref->IsDefaultValue() && |
| 451 | (!force_managed || pref->IsManaged())) { |
| 452 | const base::Value* value = pref->GetValue(); |
jdoerrie | 1f536b2 | 2017-10-23 17:15:11 | [diff] [blame] | 453 | if (value && value->type() == expected_type) |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 454 | return value; |
| 455 | } |
binjin | e6b58b5 | 2014-10-31 01:55:57 | [diff] [blame] | 456 | return nullptr; |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 457 | } |
| 458 | |
binjin | 1569c9b | 2014-09-05 13:33:18 | [diff] [blame] | 459 | void ExtensionManagement::OnExtensionPrefChanged() { |
| 460 | Refresh(); |
| 461 | NotifyExtensionManagementPrefChanged(); |
| 462 | } |
| 463 | |
| 464 | void ExtensionManagement::NotifyExtensionManagementPrefChanged() { |
ericwilligers | b5f79de | 2016-10-19 04:15:10 | [diff] [blame] | 465 | for (auto& observer : observer_list_) |
| 466 | observer.OnExtensionManagementSettingsChanged(); |
binjin | 1569c9b | 2014-09-05 13:33:18 | [diff] [blame] | 467 | } |
| 468 | |
achuith | 4607f07 | 2017-03-08 11:49:13 | [diff] [blame] | 469 | std::unique_ptr<base::DictionaryValue> |
| 470 | ExtensionManagement::GetInstallListByMode( |
| 471 | InstallationMode installation_mode) const { |
Jinho Bang | b5216cec | 2018-01-17 19:43:11 | [diff] [blame^] | 472 | auto extension_dict = std::make_unique<base::DictionaryValue>(); |
achuith | 4607f07 | 2017-03-08 11:49:13 | [diff] [blame] | 473 | for (const auto& entry : settings_by_id_) { |
| 474 | if (entry.second->installation_mode == installation_mode) { |
| 475 | ExternalPolicyLoader::AddExtension(extension_dict.get(), entry.first, |
| 476 | entry.second->update_url); |
| 477 | } |
| 478 | } |
| 479 | return extension_dict; |
| 480 | } |
| 481 | |
| 482 | void ExtensionManagement::UpdateForcedExtensions( |
| 483 | const base::DictionaryValue* extension_dict) { |
| 484 | if (!extension_dict) |
| 485 | return; |
| 486 | |
| 487 | std::string update_url; |
| 488 | for (base::DictionaryValue::Iterator it(*extension_dict); !it.IsAtEnd(); |
| 489 | it.Advance()) { |
| 490 | if (!crx_file::id_util::IdIsValid(it.key())) |
| 491 | continue; |
| 492 | const base::DictionaryValue* dict_value = nullptr; |
| 493 | if (it.value().GetAsDictionary(&dict_value) && |
| 494 | dict_value->GetStringWithoutPathExpansion( |
| 495 | ExternalProviderImpl::kExternalUpdateUrl, &update_url)) { |
| 496 | internal::IndividualSettings* by_id = AccessById(it.key()); |
| 497 | by_id->installation_mode = INSTALLATION_FORCED; |
| 498 | by_id->update_url = update_url; |
| 499 | } |
| 500 | } |
| 501 | } |
| 502 | |
binjin | 81d7c55 | 2014-10-02 11:47:12 | [diff] [blame] | 503 | internal::IndividualSettings* ExtensionManagement::AccessById( |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 504 | const ExtensionId& id) { |
| 505 | DCHECK(crx_file::id_util::IdIsValid(id)) << "Invalid ID: " << id; |
avi | 3ec9c0d | 2016-12-27 22:38:06 | [diff] [blame] | 506 | std::unique_ptr<internal::IndividualSettings>& settings = settings_by_id_[id]; |
| 507 | if (!settings) { |
| 508 | settings = |
Jinho Bang | b5216cec | 2018-01-17 19:43:11 | [diff] [blame^] | 509 | std::make_unique<internal::IndividualSettings>(default_settings_.get()); |
binjin | 81d7c55 | 2014-10-02 11:47:12 | [diff] [blame] | 510 | } |
avi | 3ec9c0d | 2016-12-27 22:38:06 | [diff] [blame] | 511 | return settings.get(); |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 512 | } |
| 513 | |
binjin | 685ade8 | 2014-11-06 09:53:56 | [diff] [blame] | 514 | internal::IndividualSettings* ExtensionManagement::AccessByUpdateUrl( |
| 515 | const std::string& update_url) { |
| 516 | DCHECK(GURL(update_url).is_valid()) << "Invalid update URL: " << update_url; |
avi | 3ec9c0d | 2016-12-27 22:38:06 | [diff] [blame] | 517 | std::unique_ptr<internal::IndividualSettings>& settings = |
| 518 | settings_by_update_url_[update_url]; |
| 519 | if (!settings) { |
| 520 | settings = |
Jinho Bang | b5216cec | 2018-01-17 19:43:11 | [diff] [blame^] | 521 | std::make_unique<internal::IndividualSettings>(default_settings_.get()); |
binjin | 685ade8 | 2014-11-06 09:53:56 | [diff] [blame] | 522 | } |
avi | 3ec9c0d | 2016-12-27 22:38:06 | [diff] [blame] | 523 | return settings.get(); |
binjin | 685ade8 | 2014-11-06 09:53:56 | [diff] [blame] | 524 | } |
| 525 | |
binjin | 1569c9b | 2014-09-05 13:33:18 | [diff] [blame] | 526 | ExtensionManagement* ExtensionManagementFactory::GetForBrowserContext( |
| 527 | content::BrowserContext* context) { |
| 528 | return static_cast<ExtensionManagement*>( |
| 529 | GetInstance()->GetServiceForBrowserContext(context, true)); |
| 530 | } |
| 531 | |
| 532 | ExtensionManagementFactory* ExtensionManagementFactory::GetInstance() { |
olli.raula | 36aa8be | 2015-09-10 11:14:22 | [diff] [blame] | 533 | return base::Singleton<ExtensionManagementFactory>::get(); |
binjin | 1569c9b | 2014-09-05 13:33:18 | [diff] [blame] | 534 | } |
| 535 | |
| 536 | ExtensionManagementFactory::ExtensionManagementFactory() |
| 537 | : BrowserContextKeyedServiceFactory( |
| 538 | "ExtensionManagement", |
| 539 | BrowserContextDependencyManager::GetInstance()) { |
| 540 | } |
| 541 | |
| 542 | ExtensionManagementFactory::~ExtensionManagementFactory() { |
| 543 | } |
| 544 | |
| 545 | KeyedService* ExtensionManagementFactory::BuildServiceInstanceFor( |
| 546 | content::BrowserContext* context) const { |
rkaplow | dd66a134 | 2015-03-05 00:31:49 | [diff] [blame] | 547 | TRACE_EVENT0("browser,startup", |
| 548 | "ExtensionManagementFactory::BuildServiceInstanceFor"); |
achuith | 4607f07 | 2017-03-08 11:49:13 | [diff] [blame] | 549 | Profile* profile = Profile::FromBrowserContext(context); |
| 550 | bool is_signin_profile = false; |
| 551 | #if defined(OS_CHROMEOS) |
| 552 | is_signin_profile = chromeos::ProfileHelper::IsSigninProfile(profile); |
| 553 | #endif |
| 554 | return new ExtensionManagement(profile->GetPrefs(), is_signin_profile); |
binjin | 1569c9b | 2014-09-05 13:33:18 | [diff] [blame] | 555 | } |
| 556 | |
binjin | 9733df1 | 2014-09-08 15:21:21 | [diff] [blame] | 557 | content::BrowserContext* ExtensionManagementFactory::GetBrowserContextToUse( |
| 558 | content::BrowserContext* context) const { |
| 559 | return chrome::GetBrowserContextRedirectedInIncognito(context); |
| 560 | } |
| 561 | |
binjin | b245438 | 2014-09-22 15:17:43 | [diff] [blame] | 562 | void ExtensionManagementFactory::RegisterProfilePrefs( |
| 563 | user_prefs::PrefRegistrySyncable* user_prefs) { |
raymes | aa60872 | 2015-04-27 03:00:25 | [diff] [blame] | 564 | user_prefs->RegisterDictionaryPref(pref_names::kExtensionManagement); |
binjin | b245438 | 2014-09-22 15:17:43 | [diff] [blame] | 565 | } |
| 566 | |
binjin | 5f405ef | 2014-09-03 21:23:16 | [diff] [blame] | 567 | } // namespace extensions |