sanity.bbclass: mention CONNECTIVITY_CHECK_URIS in network failure message

This expands the error message when a network failure is detected.
It happens that some ISPs or networks block the default example.com
domain. Therefore, instead of disabling network access, it
lets the user know how to modify the test URL.

Signed-off-by: Michael Opdenacker <michael.opdenacker@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 6 insertions, 3 deletions

diff --git a/meta/classes/sanity.bbclass b/meta/classes/sanity.bbclass
index a377917f2a..e907a3566f 100644
--- a/meta/classes/sanity.bbclass
+++ b/meta/classes/sanity.bbclass
@@ -392,9 +392,12 @@ def check_connectivity(d):
             msg = data.getVar('CONNECTIVITY_CHECK_MSG') or ""
             if len(msg) == 0:
                 msg = "%s.\n" % err
-                msg += "    Please ensure your host's network is configured correctly,\n"
-                msg += "    or set BB_NO_NETWORK = \"1\" to disable network access if\n"
-                msg += "    all required sources are on local disk.\n"
+                msg += "    Please ensure your host's network is configured correctly.\n"
+                msg += "    If your ISP or network is blocking the above URL,\n"
+                msg += "    try with another domain name, for example by setting:\n"
+                msg += "    CONNECTIVITY_CHECK_URIS = \"https://www.yoctoproject.org/\""
+                msg += "    You could also set BB_NO_NETWORK = \"1\" to disable network\n"
+                msg += "    access if all required sources are on local disk.\n"
             retval = msg
 
     return retval