Packages are fetched via proxy that way, if configured on the host.
That might be required to pass firewalls, and it allows to route
package downloads through a caching proxy server.

Needs AcceptEnv setup in sshd_config on the guest side to work.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Thomas Huth <thuth@redhat.com>
---
 tests/vm/basevm.py | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/tests/vm/basevm.py b/tests/vm/basevm.py
index 3126fb10a819..640f3226929d 100755
--- a/tests/vm/basevm.py
+++ b/tests/vm/basevm.py
@@ -38,6 +38,13 @@ class BaseVM(object):
     GUEST_PASS = "qemupass"
     ROOT_PASS = "qemupass"
 
+    envvars = [
+        "https_proxy",
+        "http_proxy",
+        "ftp_proxy",
+        "no_proxy",
+    ]
+
     # The script to run in the guest that builds QEMU
     BUILD_SCRIPT = ""
     # The guest name, to be overridden by subclasses
@@ -105,6 +112,8 @@ class BaseVM(object):
                    "-o", "UserKnownHostsFile=" + os.devnull,
                    "-o", "ConnectTimeout=1",
                    "-p", self.ssh_port, "-i", self._ssh_key_file]
+        for var in self.envvars:
+            ssh_cmd += ['-o', "SendEnv=%s" % var ]
         if interactive:
             ssh_cmd += ['-t']
         assert not isinstance(cmd, str)
-- 
2.18.1