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-rw-r--r--src/android/net/util/NetworkStackUtils.java28
-rw-r--r--src/com/android/server/connectivity/NetworkMonitor.java20
2 files changed, 41 insertions, 7 deletions
diff --git a/src/android/net/util/NetworkStackUtils.java b/src/android/net/util/NetworkStackUtils.java
index 8226787..97e8186 100644
--- a/src/android/net/util/NetworkStackUtils.java
+++ b/src/android/net/util/NetworkStackUtils.java
@@ -35,6 +35,34 @@ public class NetworkStackUtils {
// TODO: Refer to DeviceConfig definition.
public static final String NAMESPACE_CONNECTIVITY = "connectivity";
+ /**
+ * A list of captive portal detection specifications used in addition to the fallback URLs.
+ * Each spec has the format url@@/@@statusCodeRegex@@/@@contentRegex. Specs are separated
+ * by "@@,@@".
+ */
+ public static final String CAPTIVE_PORTAL_FALLBACK_PROBE_SPECS =
+ "captive_portal_fallback_probe_specs";
+
+ /**
+ * A comma separated list of URLs used for captive portal detection in addition to the
+ * fallback HTTP url associated with the CAPTIVE_PORTAL_FALLBACK_URL settings.
+ */
+ public static final String CAPTIVE_PORTAL_OTHER_FALLBACK_URLS =
+ "captive_portal_other_fallback_urls";
+
+ /**
+ * Which User-Agent string to use in the header of the captive portal detection probes.
+ * The User-Agent field is unset when this setting has no value (HttpUrlConnection default).
+ */
+ public static final String CAPTIVE_PORTAL_USER_AGENT = "captive_portal_user_agent";
+
+ /**
+ * Whether to use HTTPS for network validation. This is enabled by default and the setting
+ * needs to be set to 0 to disable it. This setting is a misnomer because captive portals
+ * don't actually use HTTPS, but it's consistent with the other settings.
+ */
+ public static final String CAPTIVE_PORTAL_USE_HTTPS = "captive_portal_use_https";
+
static {
System.loadLibrary("networkstackutilsjni");
}
diff --git a/src/com/android/server/connectivity/NetworkMonitor.java b/src/com/android/server/connectivity/NetworkMonitor.java
index 27d4203..093235e 100644
--- a/src/com/android/server/connectivity/NetworkMonitor.java
+++ b/src/com/android/server/connectivity/NetworkMonitor.java
@@ -43,6 +43,10 @@ import static android.net.util.DataStallUtils.DEFAULT_DATA_STALL_EVALUATION_TYPE
import static android.net.util.DataStallUtils.DEFAULT_DATA_STALL_MIN_EVALUATE_TIME_MS;
import static android.net.util.DataStallUtils.DEFAULT_DATA_STALL_VALID_DNS_TIME_THRESHOLD_MS;
import static android.net.util.DataStallUtils.DEFAULT_DNS_LOG_SIZE;
+import static android.net.util.NetworkStackUtils.CAPTIVE_PORTAL_FALLBACK_PROBE_SPECS;
+import static android.net.util.NetworkStackUtils.CAPTIVE_PORTAL_OTHER_FALLBACK_URLS;
+import static android.net.util.NetworkStackUtils.CAPTIVE_PORTAL_USER_AGENT;
+import static android.net.util.NetworkStackUtils.CAPTIVE_PORTAL_USE_HTTPS;
import static android.net.util.NetworkStackUtils.NAMESPACE_CONNECTIVITY;
import static android.net.util.NetworkStackUtils.isEmpty;
@@ -1171,7 +1175,8 @@ public class NetworkMonitor extends StateMachine {
}
private boolean getUseHttpsValidation() {
- return mDependencies.getSetting(mContext, Settings.Global.CAPTIVE_PORTAL_USE_HTTPS, 1) == 1;
+ return mDependencies.getDeviceConfigPropertyInt(NAMESPACE_CONNECTIVITY,
+ CAPTIVE_PORTAL_USE_HTTPS, 1) == 1;
}
private String getCaptivePortalServerHttpsUrl() {
@@ -1224,8 +1229,8 @@ public class NetworkMonitor extends StateMachine {
final URL[] settingProviderUrls;
if (!TextUtils.isEmpty(firstUrl)) {
- final String otherUrls = mDependencies.getSetting(mContext,
- Settings.Global.CAPTIVE_PORTAL_OTHER_FALLBACK_URLS, "");
+ final String otherUrls = mDependencies.getDeviceConfigProperty(
+ NAMESPACE_CONNECTIVITY, CAPTIVE_PORTAL_OTHER_FALLBACK_URLS, "");
// otherUrls may be empty, but .split() ignores trailing empty strings
final String separator = ",";
final String[] urls = (firstUrl + separator + otherUrls).split(separator);
@@ -1245,8 +1250,9 @@ public class NetworkMonitor extends StateMachine {
private CaptivePortalProbeSpec[] makeCaptivePortalFallbackProbeSpecs() {
try {
- final String settingsValue = mDependencies.getSetting(
- mContext, Settings.Global.CAPTIVE_PORTAL_FALLBACK_PROBE_SPECS, null);
+ final String settingsValue = mDependencies.getDeviceConfigProperty(
+ NAMESPACE_CONNECTIVITY, CAPTIVE_PORTAL_FALLBACK_PROBE_SPECS, null);
+
final CaptivePortalProbeSpec[] emptySpecs = new CaptivePortalProbeSpec[0];
final CaptivePortalProbeSpec[] providerValue = TextUtils.isEmpty(settingsValue)
? emptySpecs
@@ -1340,8 +1346,8 @@ public class NetworkMonitor extends StateMachine {
}
private String getCaptivePortalUserAgent() {
- return mDependencies.getSetting(mContext,
- Settings.Global.CAPTIVE_PORTAL_USER_AGENT, DEFAULT_USER_AGENT);
+ return mDependencies.getDeviceConfigProperty(NAMESPACE_CONNECTIVITY,
+ CAPTIVE_PORTAL_USER_AGENT, DEFAULT_USER_AGENT);
}
private URL nextFallbackUrl() {