Add flag to disable version check.

4 files changed, 39 insertions, 15 deletions

diff --git a/src/leap/bitmask/app.py b/src/leap/bitmask/app.py
index b16a51aa..d50743d6 100644
--- a/src/leap/bitmask/app.py
+++ b/src/leap/bitmask/app.py
@@ -200,6 +200,9 @@ def main():
     from leap.common.config.baseconfig import BaseConfig
     flags.STANDALONE = standalone
     flags.MAIL_LOGFILE = mail_logfile
+    flags.APP_VERSION_CHECK = opts.app_version_check
+    flags.API_VERSION_CHECK = opts.api_version_check
+
     BaseConfig.standalone = standalone
 
     logger = add_logger_handlers(debug, logfile)
diff --git a/src/leap/bitmask/config/flags.py b/src/leap/bitmask/config/flags.py
index ba1b65b9..b1576c32 100644
--- a/src/leap/bitmask/config/flags.py
+++ b/src/leap/bitmask/config/flags.py
@@ -32,3 +32,12 @@ WARNING: You should NOT use this kind of flags unless you're sure of what
 STANDALONE = False
 
 MAIL_LOGFILE = None
+
+# The APP/API version check flags are used to provide a way to skip
+# that checks.
+# This can be used for:
+#   - allow the use of a client that is not compatible with a provider.
+#   - use a development version of the client with an older version number
+#     since it's not released yet, and it is compatible with a newer provider.
+APP_VERSION_CHECK = True
+API_VERSION_CHECK = True
diff --git a/src/leap/bitmask/provider/providerbootstrapper.py b/src/leap/bitmask/provider/providerbootstrapper.py
index 52ebacd2..531d255e 100644
--- a/src/leap/bitmask/provider/providerbootstrapper.py
+++ b/src/leap/bitmask/provider/providerbootstrapper.py
@@ -24,6 +24,7 @@ import sys
 
 import requests
 
+from leap.bitmask.config import flags
 from leap.bitmask.config.providerconfig import ProviderConfig, MissingCACert
 from leap.bitmask.util.request_helpers import get_content
 from leap.bitmask import util
@@ -206,9 +207,11 @@ class ProviderBootstrapper(AbstractBootstrapper):
         # end refactor, more or less...
         # XXX Watch out, have to check the supported api yet.
         else:
-            if not provider.supports_client(min_client_version):
-                self._signaler.signal(self._signaler.PROV_UNSUPPORTED_CLIENT)
-                raise UnsupportedClientVersionError()
+            if flags.APP_VERSION_CHECK:
+                if not provider.supports_client(min_client_version):
+                    self._signaler.signal(
+                        self._signaler.PROV_UNSUPPORTED_CLIENT)
+                    raise UnsupportedClientVersionError()
 
             provider_definition, mtime = get_content(res)
 
@@ -217,18 +220,19 @@ class ProviderBootstrapper(AbstractBootstrapper):
             provider_config.save(["leap", "providers",
                                   domain, "provider.json"])
 
-            api_version = provider_config.get_api_version()
-            if provider.supports_api(api_version):
-                logger.debug("Provider definition has been modified")
-            else:
-                api_supported = ', '.join(provider.SUPPORTED_APIS)
-                error = ('Unsupported provider API version. '
-                         'Supported versions are: {0}. '
-                         'Found: {1}.').format(api_supported, api_version)
-
-                logger.error(error)
-                self._signaler.signal(self._signaler.PROV_UNSUPPORTED_API)
-                raise UnsupportedProviderAPI(error)
+            if flags.API_VERSION_CHECK:
+                api_version = provider_config.get_api_version()
+                if provider.supports_api(api_version):
+                    logger.debug("Provider definition has been modified")
+                else:
+                    api_supported = ', '.join(provider.SUPPORTED_APIS)
+                    error = ('Unsupported provider API version. '
+                             'Supported versions are: {0}. '
+                             'Found: {1}.').format(api_supported, api_version)
+
+                    logger.error(error)
+                    self._signaler.signal(self._signaler.PROV_UNSUPPORTED_API)
+                    raise UnsupportedProviderAPI(error)
 
     def run_provider_select_checks(self, domain, download_if_needed=False):
         """
diff --git a/src/leap/bitmask/util/leap_argparse.py b/src/leap/bitmask/util/leap_argparse.py
index 6703b600..280573f1 100644
--- a/src/leap/bitmask/util/leap_argparse.py
+++ b/src/leap/bitmask/util/leap_argparse.py
@@ -62,6 +62,14 @@ Launches Bitmask""", epilog=epilog)
                         help='Repair mailboxes for a given account. '
                              'Use when upgrading versions after a schema '
                              'change.')
+    parser.add_argument('-N', '--no-app-version-check', default=True,
+                        action="store_false", dest="app_version_check",
+                        help='Skip the app version compatibility check with '
+                        'the provider.')
+    parser.add_argument('-M', '--no-api-version-check', default=True,
+                        action="store_false", dest="api_version_check",
+                        help='Skip the api version compatibility check with '
+                        'the provider.')
 
     # Not in use, we might want to reintroduce them.
     #parser.add_argument('-i', '--no-provider-checks',