AndroidDevice: WA now pushes its own sqlite3 binary

Some device have the sqlite3 binary removed. WA will now check for
this and push its own binary if necessary.

wlauto/common/android/device.py

@@ -24,6 +24,8 @@ import threading
 from subprocess import CalledProcessError
 
 from wlauto.core.extension import Parameter
+from wlauto.common.resources import Executable
+from wlauto.core.resource import NO_ONE
 from wlauto.common.linux.device import BaseLinuxDevice, PsEntry
 from wlauto.exceptions import DeviceError, WorkerThreadError, TimeoutError, DeviceNotRespondingError
 from wlauto.utils.misc import convert_new_lines
@@ -193,6 +195,7 @@ class AndroidDevice(BaseLinuxDevice):  # pylint: disable=W0223
         self._is_ready = True
 
     def initialize(self, context):
+        self.sqlite = self.deploy_sqlite3(context)  # pylint: disable=attribute-defined-outside-init
         if self.is_rooted:
             self.disable_screen_lock()
             self.disable_selinux()
@@ -529,6 +532,11 @@ class AndroidDevice(BaseLinuxDevice):  # pylint: disable=W0223
             return props[prop]
         return props
 
+    def deploy_sqlite3(self, context):
+        host_file = context.resolver.get(Executable(NO_ONE, self.abi, 'sqlite3'))
+        target_file = self.install_if_needed(host_file)
+        return target_file
+
     # Android-specific methods. These either rely on specifics of adb or other
     # Android-only concepts in their interface and/or implementation.
 
@@ -629,7 +637,7 @@ class AndroidDevice(BaseLinuxDevice):  # pylint: disable=W0223
         """
         lockdb = '/data/system/locksettings.db'
         sqlcommand = "update locksettings set value='0' where name='screenlock.disabled';"
-        self.execute('sqlite3 {} "{}"'.format(lockdb, sqlcommand), as_root=True)
+        self.execute('{} {} "{}"'.format(self.sqlite, lockdb, sqlcommand), as_root=True)
 
     def disable_selinux(self):
         # This may be invoked from intialize() so we can't use execute() or the

wlauto/devices/android/gem5/__init__.py

@@ -207,7 +207,7 @@ class Gem5AndroidDevice(BaseGem5Device, AndroidDevice):
         """
         lockdb = '/data/system/locksettings.db'
         sqlcommand = "update locksettings set value=\'0\' where name=\'screenlock.disabled\';"
-        self.execute('sqlite3 {} "{}"'.format(lockdb, sqlcommand), as_root=True)
+        self.execute('{} {} "{}"'.format(self.sqlite, lockdb, sqlcommand), as_root=True)
 
     def capture_screen(self, filepath):
         if BaseGem5Device.capture_screen(self, filepath):

wlauto/external/sqlite/README

@@ -0,0 +1,11 @@
+For WA we use a slightly modified version of sqlite3 so that it can
+be built statically. We used the amalgamated sqlite3 version 3.12.2.
+which is under the public domain.
+
+https://www.sqlite.org/download.html
+
+Build command:
+gcc shell.c sqlite3.c -lpthread -ldl -static -O2 -fPIC -DPIC  -DSQLITE_OMIT_LOAD_EXTENSION
+
+You will need to apply the diff in static.patch
+

wlauto/external/sqlite/static.patch

@@ -0,0 +1,20 @@
+--- shell.c	2016-05-09 15:35:26.952309563 +0100
++++ shell.c.bak	2016-05-09 15:33:41.991259588 +0100
+@@ -4503,7 +4503,7 @@
+   static char *home_dir = NULL;
+   if( home_dir ) return home_dir;
+ 
++/*#if !defined(_WIN32) && !defined(WIN32) && !defined(_WIN32_WCE) \
+-#if !defined(_WIN32) && !defined(WIN32) && !defined(_WIN32_WCE) \
+      && !defined(__RTP__) && !defined(_WRS_KERNEL)
+   {
+     struct passwd *pwent;
+@@ -4512,7 +4512,7 @@
+       home_dir = pwent->pw_dir;
+     }
+   }
++#endif*/
+-#endif
+ 
+ #if defined(_WIN32_WCE)
+   /* Windows CE (arm-wince-mingw32ce-gcc) does not provide getenv()