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Usage: frr_babeltrace.py trace_path
FRR pushes data into lttng tracepoints in the least overhead way possible
i.e. as binary-data/crf_arrays. These traces need to be converted into pretty
strings for easy greping etc. This script is a babeltrace python plugin for
that pretty printing.
Copyright (C) 2021 NVIDIA Corporation
Anuradha Karuppiah
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the Free
Software Foundation; either version 2 of the License, or (at your option)
any later version.
This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
more details.
You should have received a copy of the GNU General Public License along
with this program; see the file COPYING; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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pretty print "struct ipaddr"
r c S s g | ] }t |��qS � )�str)�.0Zfvr r � /usr/lib/frr/frr_babeltrace.py�
<listcomp>( � z!print_ip_addr.<locals>.<listcomp>� � �.� c s s | ]}d | V qdS �z%02xNr �r Zfbr r r � <genexpr>, r z print_ip_addr.<locals>.<genexpr>N�:) �socketZAF_INETr � ipaddress� IPv4Address�joinZAF_INET6�append� IPv6Address)� field_val�addr�tmpr r r �
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pretty print "u8 mac[6]"
r c s s | ]}d | V qdS r r r
r r r r > r z print_mac.<locals>.<genexpr>�r �r r r r � print_mac: s r c C s t t�| ��S )z/
pretty print ctf_integer_network ipv4
)r r r r r r r �print_net_ipv4_addr@ s r c C s d� dd� | D ��S )z1
pretty print ethernet segment id, esi_t
r c s s | ]}d | V qdS r r r
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only fetch fields added via the TP, skip metadata etc.
)Zfield_list_with_scope�
babeltraceZCTFScopeZ EVENT_FIELDS)�eventr r r �get_field_listL s r! c C sZ t | �}i }|D ]8}||v r:|�|�}|| �|��||< q| �|�||< qt| j|� dS )zB
Wild card event parser; doesn't make things any prettier
N)r! �get�print�name)r �
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field_infoZfieldZ field_parserr r r � parse_eventR s
r& c C s t tttd�}t| |� dS )ad
bgp evpn mac-ip parser; raw format -
ctf_array(unsigned char, mac, &pfx->prefix.macip_addr.mac,
sizeof(struct ethaddr))
ctf_array(unsigned char, ip, &pfx->prefix.macip_addr.ip,
sizeof(struct ipaddr))
ctf_integer_network_hex(unsigned int, vtep, vtep.s_addr)
ctf_array(unsigned char, esi, esi, sizeof(esi_t))
)�ip�mac�esi�vtepN)r r r r r& �r r% r r r � parse_frr_bgp_evpn_mac_ip_zsendb s
�r, c C s dt i}t| |� dS )z�
bgp evpn bum-vtep parser; raw format -
ctf_integer_network_hex(unsigned int, vtep,
pfx->prefix.imet_addr.ip.ipaddr_v4.s_addr)
r* N�r r& r+ r r r �!parse_frr_bgp_evpn_bum_vtep_zsends s r. c C s dt i}t| |� dS )zu
bgp evpn nh-rmac parser; raw format -
ctf_array(unsigned char, rmac, &nh->rmac, sizeof(struct ethaddr))
ZrmacN)r r& r+ r r r �"parse_frr_bgp_evpn_mh_nh_rmac_send~ s r/ c C s t td�}t| |� dS )z�
bgp evpn local-es parser; raw format -
ctf_array(unsigned char, esi, esi, sizeof(esi_t))
ctf_integer_network_hex(unsigned int, vtep, vtep.s_addr)
)r) r* N)r r r& r+ r r r �(parse_frr_bgp_evpn_mh_local_es_add_zrecv� s �r0 c C s dt i}t| |� dS )zf
bgp evpn local-es parser; raw format -
ctf_array(unsigned char, esi, esi, sizeof(esi_t))
r) N�r r& r+ r r r �(parse_frr_bgp_evpn_mh_local_es_del_zrecv� s r2 c C s dt i}t| |� dS �zj
bgp evpn local-es-evi parser; raw format -
ctf_array(unsigned char, esi, esi, sizeof(esi_t))
r) Nr1 r+ r r r �,parse_frr_bgp_evpn_mh_local_es_evi_add_zrecv� s r4 c C s dt i}t| |� dS r3 r1 r+ r r r �,parse_frr_bgp_evpn_mh_local_es_evi_del_zrecv� s r5 c C s t t d�}t| |� dS )z�
bgp evpn local-vni parser; raw format -
ctf_integer_network_hex(unsigned int, vtep, vtep.s_addr)
ctf_integer_network_hex(unsigned int, mc_grp, mc_grp.s_addr)
)r* Zmc_grpNr- r+ r r r �&parse_frr_bgp_evpn_local_vni_add_zrecv� s �r6 c C s t ttd�}t| |� dS )a
bgp evpn local-l3vni parser; raw format -
ctf_integer_network_hex(unsigned int, vtep, vtep.s_addr)
ctf_array(unsigned char, svi_rmac, svi_rmac, sizeof(struct ethaddr))
ctf_array(unsigned char, vrr_rmac, vrr_rmac, sizeof(struct ethaddr))
)r* Zsvi_rmacZvrr_rmacN)r r r& r+ r r r �(parse_frr_bgp_evpn_local_l3vni_add_zrecv� s
�r7 c C s t ttd�}t| |� dS )z�
bgp evpn local-mac-ip parser; raw format -
ctf_array(unsigned char, ip, ip, sizeof(struct ipaddr))
ctf_array(unsigned char, mac, mac, sizeof(struct ethaddr))
ctf_array(unsigned char, esi, esi, sizeof(esi_t))
)r' r( r) N)r r r r& r+ r r r �(parse_frr_bgp_evpn_local_macip_add_zrecv� s
�r8 c C s t td�}t| |� dS )z�
bgp evpn local-mac-ip del parser; raw format -
ctf_array(unsigned char, ip, ip, sizeof(struct ipaddr))
ctf_array(unsigned char, mac, mac, sizeof(struct ethaddr))
)r' r( N)r r r& r+ r r r �(parse_frr_bgp_evpn_local_macip_del_zrecv� s �r9 c C st t ttttttttt t
d� } t j d }t
�� }|�|d� |jD ].}|j| v rd| �|j�}||� q@t|i � q@dS )z;
FRR lttng trace output parser; babel trace plugin
) zfrr_bgp:evpn_mac_ip_zsendzfrr_bgp:evpn_bum_vtep_zsendz frr_bgp:evpn_mh_nh_rmac_zsendz"frr_bgp:evpn_mh_local_es_add_zrecvz"frr_bgp:evpn_mh_local_es_del_zrecvz&frr_bgp:evpn_mh_local_es_evi_add_zrecvz&frr_bgp:evpn_mh_local_es_evi_del_zrecvz frr_bgp:evpn_local_vni_add_zrecvz"frr_bgp:evpn_local_l3vni_add_zrecvz"frr_bgp:evpn_local_macip_add_zrecvz"frr_bgp:evpn_local_macip_del_zrecv� ZctfN)r, r. r/ r0 r2 r4 r5 r6 r7 r8 r9 �sys�argvr ZTraceCollectionZadd_traces_recursiveZeventsr$ r" r& )Z
event_parsersZ
trace_pathZtrace_collectionr Z event_parserr r r �main� s( �
r= �__main__)�__doc__r r r; r r r r r r! r& r, r. r/ r0 r2 r4 r5 r6 r7 r8 r9 r= �__name__r r r r �<module> s0
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