initial auto-update implementation: introducing fatweb flavor, pgpverify go library and bitmask core library, basic update mechanism

2 files changed, 51 insertions, 1 deletions

diff --git a/app/src/main/java/se/leap/bitmaskclient/utils/ConfigHelper.java b/app/src/main/java/se/leap/bitmaskclient/utils/ConfigHelper.java
index 2748c944..5a142d90 100644
--- a/app/src/main/java/se/leap/bitmaskclient/utils/ConfigHelper.java
+++ b/app/src/main/java/se/leap/bitmaskclient/utils/ConfigHelper.java
@@ -53,6 +53,7 @@ import static se.leap.bitmaskclient.Constants.DEFAULT_BITMASK;
 
 /**
  * Stores constants, and implements auxiliary methods used across all Bitmask Android classes.
+ * Wraps BuildConfigFields for to support easier unit testing
  *
  * @author parmegv
  * @author MeanderingCode
@@ -120,7 +121,7 @@ public class ConfigHelper {
         try {
             KeyFactory kf;
             if (Build.VERSION.SDK_INT < Build.VERSION_CODES.P) {
-               kf = KeyFactory.getInstance("RSA", "BC");
+                kf = KeyFactory.getInstance("RSA", "BC");
             } else {
                 kf = KeyFactory.getInstance("RSA");
             }
@@ -201,4 +202,29 @@ public class ConfigHelper {
         return (string1 == null && string2 == null) ||
                 (string1 != null && string1.equals(string2));
     }
+
+    public static String getApkFileName() {
+        try {
+            return BuildConfig.update_apk_url.substring(BuildConfig.update_apk_url.lastIndexOf("/"));
+        } catch (Exception e) {
+            return null;
+        }
+    }
+
+    public static String getVersionFileName() {
+        try {
+            return BuildConfig.version_file_url.substring(BuildConfig.version_file_url.lastIndexOf("/"));
+        } catch (Exception e) {
+            return null;
+        }
+    }
+
+    public static String getSignatureFileName() {
+        try {
+            return BuildConfig.signature_url.substring(BuildConfig.signature_url.lastIndexOf("/"));
+        } catch (Exception e) {
+            return null;
+        }
+    }
+
 }
diff --git a/app/src/main/java/se/leap/bitmaskclient/utils/FileHelper.java b/app/src/main/java/se/leap/bitmaskclient/utils/FileHelper.java
index 1c3e1ebb..ebcc32ba 100644
--- a/app/src/main/java/se/leap/bitmaskclient/utils/FileHelper.java
+++ b/app/src/main/java/se/leap/bitmaskclient/utils/FileHelper.java
@@ -1,8 +1,13 @@
 package se.leap.bitmaskclient.utils;
 
+import android.content.Context;
+
+import java.io.BufferedReader;
 import java.io.File;
 import java.io.FileWriter;
 import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
 
 /**
  * Created by cyberta on 18.03.18.
@@ -19,4 +24,23 @@ public class FileHelper {
         writer.close();
     }
 
+    public static String readPublicKey(Context context) {
+        {
+            InputStream inputStream;
+            try {
+                inputStream = context.getAssets().open("public.pgp");
+                BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream));
+                StringBuilder sb = new StringBuilder();
+                String line;
+                while ((line = reader.readLine()) != null) {
+                    sb.append(line).append("\n");
+                }
+                reader.close();
+                return sb.toString();
+            } catch (IOException errabi) {
+                return null;
+            }
+        }
+    }
+
 }