IWD backend 8021x networks support proposal #42
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Keep a list of IWD's Known Networks which are networks that have their configurations stored by IWD including the secrets, either because they have been connected to before or because they were preprovisioned on the machine.
This is mainly to enable using 8021x networks, which have to be preprovisioned as an IWD config file to be supported and can not be configured by asking the user for secrets over DBus, this is an IWD's design choice. Note that this assumes that secrets are only used during the Stage 2 of the activation, i.e. for the wifi handshake, not in the later stages.
Verify that an 8021x network is preprovisioned on IWD side before declaring a connection as "available" or "compatible". Also move the Infrastrucure mode check and the Hidden SSID check in check_connection_available earlier because even if a compatible AP is available and the connection can be used with wpa_supplicant, it can't be used with IWD at this time.
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Hi Andrew, I merged your patches as-is (after rebase to master). All I did, was adding a trivial follow-up commit with a style fix. See commit 60d4b37 Thanks!! |
lkundrak
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Feb 2, 2021
When NM is restarted and a new object-manager is created, ensure that signal handlers are disconnected from the old one. Fixes the following: assertion failed: (object_manager == priv->object_manager) #0 __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56 #1 __GI_abort () at abort.c:90 #2 g_assertion_message (domain=domain@entry=0x7fcac0b845ff "libnm", file=file@entry=0x7fcac0b84c95 "libnm/nm-client.c", line=line@entry=2506, func=func@entry=0x7fcac0b863a0 <__func__.34881> "name_owner_changed", message=message@entry=0x7fcac20b05f0 "assertion failed: (object_manager == priv->object_manager)") at gtestutils.c:2429 #3 g_assertion_message_expr (domain=domain@entry=0x7fcac0b845ff "libnm", file=file@entry=0x7fcac0b84c95 "libnm/nm-client.c", line=line@entry=2506, func=func@entry=0x7fcac0b863a0 <__func__.34881> "name_owner_changed", expr=expr@entry=0x7fcac0b856a0 "object_manager == priv->object_manager") at gtestutils.c:2444 #4 name_owner_changed (object=<optimized out>, pspec=<optimized out>, user_data=0x7fcac204e480) at libnm/nm-client.c:2506 #8 <emit signal notify:name-owner on instance 0x7fcac2053c60 [GDBusObjectManagerClient]> (instance=instance@entry=0x7fcac2053c60, signal_id=<optimized out>, detail=<optimized out>) at gsignal.c:3439 #5 g_closure_invoke (closure=0x7fcac20af390, return_value=return_value@entry=0x0, n_param_values=2, param_values=param_values@entry=0x7ffde58d9ec0, invocation_hint=invocation_hint@entry=0x7ffde58d9e60) at gclosure.c:801 #6 signal_emit_unlocked_R (node=node@entry=0x7fcac2052090, detail=detail@entry=185, instance=instance@entry=0x7fcac2053c60, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7ffde58d9ec0) at gsignal.c:3627 #7 g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7ffde58da050) at gsignal.c:3383 #9 g_object_dispatch_properties_changed (object=0x7fcac2053c60 [GDBusObjectManagerClient], n_pspecs=<optimized out>, pspecs=<optimized out>) at gobject.c:1061 #10 g_object_notify (pspec=<optimized out>, object=0x7fcac2053c60 [GDBusObjectManagerClient]) at gobject.c:1155 #11 g_object_notify (object=object@entry=0x7fcac2053c60 [GDBusObjectManagerClient], property_name=property_name@entry=0x7fcabe9d2b29 "name-owner") at gobject.c:1202 #12 on_notify_g_name_owner (object=<optimized out>, pspec=<optimized out>, user_data=0x7fcac2053c60) at gdbusobjectmanagerclient.c:1262 #16 <emit signal notify:g-name-owner on instance 0x7fcaa8004440 [GDBusProxy]> (instance=instance@entry=0x7fcaa8004440, signal_id=<optimized out>, detail=<optimized out>) at gsignal.c:3439 #13 g_closure_invoke (closure=0x7fcaa80194f0, return_value=return_value@entry=0x0, n_param_values=2, param_values=param_values@entry=0x7ffde58da370, invocation_hint=invocation_hint@entry=0x7ffde58da310) at gclosure.c:801 #14 signal_emit_unlocked_R (node=node@entry=0x7fcac2052090, detail=detail@entry=299, instance=instance@entry=0x7fcaa8004440, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7ffde58da370) at gsignal.c:3627 #15 g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7ffde58da500) at gsignal.c:3383 #17 g_object_dispatch_properties_changed (object=0x7fcaa8004440 [GDBusProxy], n_pspecs=<optimized out>, pspecs=<optimized out>) at gobject.c:1061 #18 g_object_notify (pspec=<optimized out>, object=0x7fcaa8004440 [GDBusProxy]) at gobject.c:1155 #19 g_object_notify (object=object@entry=0x7fcaa8004440 [GDBusProxy], property_name=property_name@entry=0x7fcabe9d2b27 "g-name-owner") at gobject.c:1202 #20 on_name_owner_changed (connection=<optimized out>, sender_name=<optimized out>, object_path=<optimized out>, interface_name=<optimized out>, signal_name=<optimized out>, parameters=<optimized out>, user_data=0x7fcaa8015b50) at gdbusproxy.c:1353 #21 emit_signal_instance_in_idle_cb (data=0x7fcaa40ff400) at gdbusconnection.c:3701 #22 g_main_context_dispatch (context=0x7fcac204eea0) at gmain.c:3152 #23 g_main_context_dispatch (context=context@entry=0x7fcac204eea0) at gmain.c:3767 #24 g_main_context_iterate (context=context@entry=0x7fcac204eea0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3838 #25 g_main_context_iteration (context=0x7fcac204eea0, context@entry=0x0, may_block=may_block@entry=1) at gmain.c:3899 #26 nmc_readline_helper (prompt=prompt@entry=0x7fcac2087f60 "The connection is not saved. Do you really want to quit? (yes/no) [no] ") at clients/cli/common.c:986 #27 nmc_readline (prompt_fmt=<optimized out>) at clients/cli/common.c:1055 #28 confirm_quit () at clients/cli/connections.c:6459 #29 do_connection_edit (connection_type=<optimized out>, connection=0x7fcac208eca0, nmc=0x7fcac12a3a60 <nm_cli>) at clients/cli/connections.c:7611 #30 do_connection_edit (nmc=0x7fcac12a3a60 <nm_cli>, argc=1, argv=0x7ffde58db0b0) at clients/cli/connections.c:7948 #31 call_cmd (nmc=0x7fcac12a3a60 <nm_cli>, simple=0x7fcac2052490 [GSimpleAsyncResult], cmd=0x7fcac1291ae0 <connection_cmds+128>, argc=2, argv=0x7ffde58db0a8) at clients/cli/common.c:1315 #32 got_client (source_object=<optimized out>, res=<optimized out>, user_data=0x7fcac2051830) at clients/cli/common.c:1297 #33 g_simple_async_result_complete (simple=0x7fcac2052500 [GSimpleAsyncResult]) at gsimpleasyncresult.c:801 #34 client_inited (source=0x7fcac204e480 [NMClient], result=0x7fcac20565f0, user_data=0x7fcac2052500) at libnm/nm-client.c:1839 #35 g_simple_async_result_complete (simple=0x7fcac20565f0 [GSimpleAsyncResult]) at gsimpleasyncresult.c:801 #36 init_async_complete (init_data=init_data@entry=0x7fcac2046820) at libnm/nm-client.c:2339 #37 async_inited_obj_nm (init_data=0x7fcac2046820) at libnm/nm-client.c:2337 #38 async_inited_obj_nm (object=0x7fcac2073080 [NMRemoteConnection], result=0x7fcac2089ed0, user_data=0x7fcac2046820) at libnm/nm-client.c:2357 #39 g_simple_async_result_complete (simple=0x7fcac2089ed0 [GSimpleAsyncResult]) at gsimpleasyncresult.c:801 #40 init_async_parent_inited (error=0x0, init_data=0x7fcaa408a0f0) at libnm/nm-remote-connection.c:677 #41 init_async_parent_inited (source=<optimized out>, result=<optimized out>, user_data=0x7fcaa408a0f0) at libnm/nm-remote-connection.c:689 #42 g_simple_async_result_complete (simple=0x7fcac2089c30 [GSimpleAsyncResult]) at gsimpleasyncresult.c:801 #43 complete_in_idle_cb (data=<optimized out>) at gsimpleasyncresult.c:813 #44 g_main_context_dispatch (context=0x7fcac204eea0) at gmain.c:3152 #45 g_main_context_dispatch (context=context@entry=0x7fcac204eea0) at gmain.c:3767 #46 g_main_context_iterate (context=0x7fcac204eea0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3838 #47 g_main_loop_run (loop=0x7fcac2045ab0) at gmain.c:4032 #48 main (argc=<optimized out>, argv=<optimized out>) at clients/cli/nmcli.c:642 https://bugzilla.redhat.com/show_bug.cgi?id=1471245 (cherry picked from commit 7758071)
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The main idea here is to not require secrets for 8021x networks that we know have been configured with IWD already, and fail early for 8021x networks that have not been configured.
This should not conflict with the Wifi backend config option changes.