Thanks Mohsin for the help. I earlier tried IF_STATUS_API_FLAG_ADMIN_UP but it didn' work too. clib_host_to_net_u32 made the difference and it worked fine with this.
Regards, Subrata On Tue, Nov 2, 2021 at 10:42 PM Mohsin Kazmi (sykazmi) <syka...@cisco.com> wrote: > You are setting the “*mp->flags = 0;*” as (IF_STATUS_API_FLAG_LINK_UP & > IF_STATUS_API_FLAG_ADMIN_UP == 0) > > > > To ‘UP’ the interface: > > u32 flags = IF_STATUS_API_FLAG_ADMIN_UP; > > mp->flags = clib_host_to_net_u32 (flags); > > > > To ‘DOWN’ the interface: > > u32 flags = 0; > > mp->flags = clib_host_to_net_u32 (flags); > > > > > > -br > > Mohsin > > *From: *<vpp-dev@lists.fd.io> on behalf of Subrata Nath < > subratanat...@gmail.com> > *Date: *Tuesday, November 2, 2021 at 4:09 PM > *To: *"vpp-dev@lists.fd.io" <vpp-dev@lists.fd.io> > *Subject: *[vpp-dev] VPP binary API to make interface state up > > > > HI, > > > > I am trying to implement the following vppctl command through C API. vpp > version 20.09. > > > > > *vppctl set int ip addr host-eth3 10.22.6.20/24 <http://10.22.6.20/24> > vppctl set int state host-eth3 up* > > > > First command i.e. to plumb the IP works fine through the program attached > but to make the interface up, i am using vl_api_sw_interface_set_flags_t > message. > > > > vl_api_sw_interface_set_flags_t *mp; > > mp = vl_msg_api_alloc (sizeof (*mp)); > clib_memset (mp, 0, sizeof (*mp)); > > mp->_vl_msg_id = clib_host_to_net_u16 > (VL_API_SW_INTERFACE_SET_FLAGS); > mp->client_index = api_client_index; > mp->context = vpp_client_context; > mp->sw_if_index = clib_host_to_net_u32 (ifindex); > //mp->flags = IF_STATUS_API_FLAG_ADMIN_UP; > mp->flags = IF_STATUS_API_FLAG_LINK_UP & > IF_STATUS_API_FLAG_ADMIN_UP; > vl_msg_api_send_shmem (api_vl_input_queue, (u8 *) & mp); > > > > reply handler says retval is success but i don't see interface state is up > through vppctl. vppctl command shows IP is plumbed fine. Can anyone suggest > what's the issue? > > > > Also, In this version, vl_api_sw_interface_set_flags_t flag parameter is > a enum with IF_STATUS_API_FLAG_ADMIN_UP , IF_STATUS_API_FLAG_LINK_UP. So I > am not sure how to make the interface state down. > > > > Thanks in advance. > > > > Regards, > > Subrata >
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