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78b6cadc16
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ryndia 78b6cadc16 bgpd: Ecommunity_dup memory leak fix 
The shallow copy of attr wasn't freed when there was no valid label for the momentand the function return therefore creating leaks. The leak below are solved by flushing the shallow copy of attr.

Address Sanitizer Error detected in bgp_vpnv6_per_nexthop_label.test_bgp_vpnv6_per_nexthop_label/r1.asan.bgpd.13409
=================================================================
==13409==ERROR: LeakSanitizer: detected memory leaks

Direct leak of 280 byte(s) in 7 object(s) allocated from:
    #0 0x7f62cd0c9d28 in __interceptor_calloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xded28)
    #1 0x7f62ccac21c3 in qcalloc lib/memory.c:105
    #2 0x5623b8810dc8 in ecommunity_dup bgpd/bgp_ecommunity.c:252
    #3 0x5623b88be8eb in vpn_leak_from_vrf_update bgpd/bgp_mplsvpn.c:1628
    #4 0x5623b88c13b3 in vpn_leak_from_vrf_update_all bgpd/bgp_mplsvpn.c:2005
    #5 0x5623b89beabc in vpn_leak_postchange bgpd/bgp_mplsvpn.h:287
    #6 0x5623b89beabc in af_label_vpn_export_allocation_mode_magic bgpd/bgp_vty.c:9464
    #7 0x5623b89beabc in af_label_vpn_export_allocation_mode bgpd/bgp_vty_clippy.c:2809
    #8 0x7f62cca45511 in cmd_execute_command_real lib/command.c:978
    #9 0x7f62cca459d5 in cmd_execute_command lib/command.c:1036
    #10 0x7f62cca45e54 in cmd_execute lib/command.c:1203
    #11 0x7f62ccb6ee20 in vty_command lib/vty.c:591
    #12 0x7f62ccb6f2cb in vty_execute lib/vty.c:1354
    #13 0x7f62ccb77b95 in vtysh_read lib/vty.c:2362
    #14 0x7f62ccb62b8f in event_call lib/event.c:1969
    #15 0x7f62ccaa5462 in frr_run lib/libfrr.c:1213
    #16 0x5623b87e054b in main bgpd/bgp_main.c:510
    #17 0x7f62cbae7c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)

Direct leak of 280 byte(s) in 7 object(s) allocated from:
    #0 0x7f62cd0c9d28 in __interceptor_calloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xded28)
    #1 0x7f62ccac21c3 in qcalloc lib/memory.c:105
    #2 0x5623b8810dc8 in ecommunity_dup bgpd/bgp_ecommunity.c:252
    #3 0x5623b88be8eb in vpn_leak_from_vrf_update bgpd/bgp_mplsvpn.c:1628
    #4 0x5623b892e86d in bgp_update bgpd/bgp_route.c:4969
    #5 0x5623b893134d in bgp_nlri_parse_ip bgpd/bgp_route.c:6213
    #6 0x5623b88e2a0e in bgp_nlri_parse bgpd/bgp_packet.c:341
    #7 0x5623b88e4f7c in bgp_update_receive bgpd/bgp_packet.c:2220
    #8 0x5623b88f0474 in bgp_process_packet bgpd/bgp_packet.c:3386
    #9 0x7f62ccb62b8f in event_call lib/event.c:1969
    #10 0x7f62ccaa5462 in frr_run lib/libfrr.c:1213
    #11 0x5623b87e054b in main bgpd/bgp_main.c:510
    #12 0x7f62cbae7c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)

Direct leak of 280 byte(s) in 7 object(s) allocated from:
    #0 0x7f62cd0c9d28 in __interceptor_calloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xded28)
    #1 0x7f62ccac21c3 in qcalloc lib/memory.c:105
    #2 0x5623b8810dc8 in ecommunity_dup bgpd/bgp_ecommunity.c:252
    #3 0x5623b88be8eb in vpn_leak_from_vrf_update bgpd/bgp_mplsvpn.c:1628
    #4 0x5623b88c13b3 in vpn_leak_from_vrf_update_all bgpd/bgp_mplsvpn.c:2005
    #5 0x5623b89bdebb in vpn_leak_postchange bgpd/bgp_mplsvpn.h:287
    #6 0x5623b89bdebb in af_label_vpn_export_magic bgpd/bgp_vty.c:9547
    #7 0x5623b89bdebb in af_label_vpn_export bgpd/bgp_vty_clippy.c:2868
    #8 0x7f62cca45511 in cmd_execute_command_real lib/command.c:978
    #9 0x7f62cca459d5 in cmd_execute_command lib/command.c:1036
    #10 0x7f62cca45e54 in cmd_execute lib/command.c:1203
    #11 0x7f62ccb6ee20 in vty_command lib/vty.c:591
    #12 0x7f62ccb6f2cb in vty_execute lib/vty.c:1354
    #13 0x7f62ccb77b95 in vtysh_read lib/vty.c:2362
    #14 0x7f62ccb62b8f in event_call lib/event.c:1969
    #15 0x7f62ccaa5462 in frr_run lib/libfrr.c:1213
    #16 0x5623b87e054b in main bgpd/bgp_main.c:510
    #17 0x7f62cbae7c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)

Direct leak of 240 byte(s) in 6 object(s) allocated from:
    #0 0x7f62cd0c9d28 in __interceptor_calloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xded28)
    #1 0x7f62ccac21c3 in qcalloc lib/memory.c:105
    #2 0x5623b8810dc8 in ecommunity_dup bgpd/bgp_ecommunity.c:252
    #3 0x5623b88be8eb in vpn_leak_from_vrf_update bgpd/bgp_mplsvpn.c:1628
    #4 0x5623b88dc289 in evaluate_paths bgpd/bgp_nht.c:1384
    #5 0x5623b88ddb0b in bgp_process_nexthop_update bgpd/bgp_nht.c:733
    #6 0x5623b88de027 in bgp_parse_nexthop_update bgpd/bgp_nht.c:934
    #7 0x5623b8a03163 in bgp_read_nexthop_update bgpd/bgp_zebra.c:104
    #8 0x7f62ccb92d8a in zclient_read lib/zclient.c:4425
    #9 0x7f62ccb62b8f in event_call lib/event.c:1969
    #10 0x7f62ccaa5462 in frr_run lib/libfrr.c:1213
    #11 0x5623b87e054b in main bgpd/bgp_main.c:510
    #12 0x7f62cbae7c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)

Direct leak of 120 byte(s) in 3 object(s) allocated from:
    #0 0x7f62cd0c9d28 in __interceptor_calloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xded28)
    #1 0x7f62ccac21c3 in qcalloc lib/memory.c:105
    #2 0x5623b8810dc8 in ecommunity_dup bgpd/bgp_ecommunity.c:252
    #3 0x5623b88be8eb in vpn_leak_from_vrf_update bgpd/bgp_mplsvpn.c:1628
    #4 0x5623b893a406 in bgp_redistribute_add bgpd/bgp_route.c:8692
    #5 0x5623b8a02b3b in zebra_read_route bgpd/bgp_zebra.c:595
    #6 0x7f62ccb92d8a in zclient_read lib/zclient.c:4425
    #7 0x7f62ccb62b8f in event_call lib/event.c:1969
    #8 0x7f62ccaa5462 in frr_run lib/libfrr.c:1213
    #9 0x5623b87e054b in main bgpd/bgp_main.c:510
    #10 0x7f62cbae7c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)

Direct leak of 80 byte(s) in 2 object(s) allocated from:
    #0 0x7f62cd0c9d28 in __interceptor_calloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xded28)
    #1 0x7f62ccac21c3 in qcalloc lib/memory.c:105
    #2 0x5623b8810dc8 in ecommunity_dup bgpd/bgp_ecommunity.c:252
    #3 0x5623b88be8eb in vpn_leak_from_vrf_update bgpd/bgp_mplsvpn.c:1628
    #4 0x5623b88dc188 in evaluate_paths bgpd/bgp_nht.c:1348
    #5 0x5623b88ddb0b in bgp_process_nexthop_update bgpd/bgp_nht.c:733
    #6 0x5623b88de027 in bgp_parse_nexthop_update bgpd/bgp_nht.c:934
    #7 0x5623b8a03163 in bgp_read_nexthop_update bgpd/bgp_zebra.c:104
    #8 0x7f62ccb92d8a in zclient_read lib/zclient.c:4425
    #9 0x7f62ccb62b8f in event_call lib/event.c:1969
    #10 0x7f62ccaa5462 in frr_run lib/libfrr.c:1213
    #11 0x5623b87e054b in main bgpd/bgp_main.c:510
    #12 0x7f62cbae7c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)

Indirect leak of 56 byte(s) in 7 object(s) allocated from:
    #0 0x7f62cd0c9b40 in __interceptor_malloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xdeb40)
    #1 0x7f62ccac1ee3 in qmalloc lib/memory.c:100
    #2 0x5623b8810eb8 in ecommunity_dup bgpd/bgp_ecommunity.c:256
    #3 0x5623b88be8eb in vpn_leak_from_vrf_update bgpd/bgp_mplsvpn.c:1628
    #4 0x5623b88c13b3 in vpn_leak_from_vrf_update_all bgpd/bgp_mplsvpn.c:2005
    #5 0x5623b89beabc in vpn_leak_postchange bgpd/bgp_mplsvpn.h:287
    #6 0x5623b89beabc in af_label_vpn_export_allocation_mode_magic bgpd/bgp_vty.c:9464
    #7 0x5623b89beabc in af_label_vpn_export_allocation_mode bgpd/bgp_vty_clippy.c:2809
    #8 0x7f62cca45511 in cmd_execute_command_real lib/command.c:978
    #9 0x7f62cca459d5 in cmd_execute_command lib/command.c:1036
    #10 0x7f62cca45e54 in cmd_execute lib/command.c:1203
    #11 0x7f62ccb6ee20 in vty_command lib/vty.c:591
    #12 0x7f62ccb6f2cb in vty_execute lib/vty.c:1354
    #13 0x7f62ccb77b95 in vtysh_read lib/vty.c:2362
    #14 0x7f62ccb62b8f in event_call lib/event.c:1969
    #15 0x7f62ccaa5462 in frr_run lib/libfrr.c:1213
    #16 0x5623b87e054b in main bgpd/bgp_main.c:510
    #17 0x7f62cbae7c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)

Indirect leak of 56 byte(s) in 7 object(s) allocated from:
    #0 0x7f62cd0c9b40 in __interceptor_malloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xdeb40)
    #1 0x7f62ccac1ee3 in qmalloc lib/memory.c:100
    #2 0x5623b8810eb8 in ecommunity_dup bgpd/bgp_ecommunity.c:256
    #3 0x5623b88be8eb in vpn_leak_from_vrf_update bgpd/bgp_mplsvpn.c:1628
    #4 0x5623b892e86d in bgp_update bgpd/bgp_route.c:4969
    #5 0x5623b893134d in bgp_nlri_parse_ip bgpd/bgp_route.c:6213
    #6 0x5623b88e2a0e in bgp_nlri_parse bgpd/bgp_packet.c:341
    #7 0x5623b88e4f7c in bgp_update_receive bgpd/bgp_packet.c:2220
    #8 0x5623b88f0474 in bgp_process_packet bgpd/bgp_packet.c:3386
    #9 0x7f62ccb62b8f in event_call lib/event.c:1969
    #10 0x7f62ccaa5462 in frr_run lib/libfrr.c:1213
    #11 0x5623b87e054b in main bgpd/bgp_main.c:510
    #12 0x7f62cbae7c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)

Indirect leak of 56 byte(s) in 7 object(s) allocated from:
    #0 0x7f62cd0c9b40 in __interceptor_malloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xdeb40)
    #1 0x7f62ccac1ee3 in qmalloc lib/memory.c:100
    #2 0x5623b8810eb8 in ecommunity_dup bgpd/bgp_ecommunity.c:256
    #3 0x5623b88be8eb in vpn_leak_from_vrf_update bgpd/bgp_mplsvpn.c:1628
    #4 0x5623b88c13b3 in vpn_leak_from_vrf_update_all bgpd/bgp_mplsvpn.c:2005
    #5 0x5623b89bdebb in vpn_leak_postchange bgpd/bgp_mplsvpn.h:287
    #6 0x5623b89bdebb in af_label_vpn_export_magic bgpd/bgp_vty.c:9547
    #7 0x5623b89bdebb in af_label_vpn_export bgpd/bgp_vty_clippy.c:2868
    #8 0x7f62cca45511 in cmd_execute_command_real lib/command.c:978
    #9 0x7f62cca459d5 in cmd_execute_command lib/command.c:1036
    #10 0x7f62cca45e54 in cmd_execute lib/command.c:1203
    #11 0x7f62ccb6ee20 in vty_command lib/vty.c:591
    #12 0x7f62ccb6f2cb in vty_execute lib/vty.c:1354
    #13 0x7f62ccb77b95 in vtysh_read lib/vty.c:2362
    #14 0x7f62ccb62b8f in event_call lib/event.c:1969
    #15 0x7f62ccaa5462 in frr_run lib/libfrr.c:1213
    #16 0x5623b87e054b in main bgpd/bgp_main.c:510
    #17 0x7f62cbae7c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)

Indirect leak of 48 byte(s) in 6 object(s) allocated from:
    #0 0x7f62cd0c9b40 in __interceptor_malloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xdeb40)
    #1 0x7f62ccac1ee3 in qmalloc lib/memory.c:100
    #2 0x5623b8810eb8 in ecommunity_dup bgpd/bgp_ecommunity.c:256
    #3 0x5623b88be8eb in vpn_leak_from_vrf_update bgpd/bgp_mplsvpn.c:1628
    #4 0x5623b88dc289 in evaluate_paths bgpd/bgp_nht.c:1384
    #5 0x5623b88ddb0b in bgp_process_nexthop_update bgpd/bgp_nht.c:733
    #6 0x5623b88de027 in bgp_parse_nexthop_update bgpd/bgp_nht.c:934
    #7 0x5623b8a03163 in bgp_read_nexthop_update bgpd/bgp_zebra.c:104
    #8 0x7f62ccb92d8a in zclient_read lib/zclient.c:4425
    #9 0x7f62ccb62b8f in event_call lib/event.c:1969
    #10 0x7f62ccaa5462 in frr_run lib/libfrr.c:1213
    #11 0x5623b87e054b in main bgpd/bgp_main.c:510
    #12 0x7f62cbae7c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)

Indirect leak of 24 byte(s) in 3 object(s) allocated from:
    #0 0x7f62cd0c9b40 in __interceptor_malloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xdeb40)
    #1 0x7f62ccac1ee3 in qmalloc lib/memory.c:100
    #2 0x5623b8810eb8 in ecommunity_dup bgpd/bgp_ecommunity.c:256
    #3 0x5623b88be8eb in vpn_leak_from_vrf_update bgpd/bgp_mplsvpn.c:1628
    #4 0x5623b893a406 in bgp_redistribute_add bgpd/bgp_route.c:8692
    #5 0x5623b8a02b3b in zebra_read_route bgpd/bgp_zebra.c:595
    #6 0x7f62ccb92d8a in zclient_read lib/zclient.c:4425
    #7 0x7f62ccb62b8f in event_call lib/event.c:1969
    #8 0x7f62ccaa5462 in frr_run lib/libfrr.c:1213
    #9 0x5623b87e054b in main bgpd/bgp_main.c:510
    #10 0x7f62cbae7c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)

Indirect leak of 16 byte(s) in 2 object(s) allocated from:
    #0 0x7f62cd0c9b40 in __interceptor_malloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xdeb40)
    #1 0x7f62ccac1ee3 in qmalloc lib/memory.c:100
    #2 0x5623b8810eb8 in ecommunity_dup bgpd/bgp_ecommunity.c:256
    #3 0x5623b88be8eb in vpn_leak_from_vrf_update bgpd/bgp_mplsvpn.c:1628
    #4 0x5623b88dc188 in evaluate_paths bgpd/bgp_nht.c:1348
    #5 0x5623b88ddb0b in bgp_process_nexthop_update bgpd/bgp_nht.c:733
    #6 0x5623b88de027 in bgp_parse_nexthop_update bgpd/bgp_nht.c:934
    #7 0x5623b8a03163 in bgp_read_nexthop_update bgpd/bgp_zebra.c:104
    #8 0x7f62ccb92d8a in zclient_read lib/zclient.c:4425
    #9 0x7f62ccb62b8f in event_call lib/event.c:1969
    #10 0x7f62ccaa5462 in frr_run lib/libfrr.c:1213
    #11 0x5623b87e054b in main bgpd/bgp_main.c:510
    #12 0x7f62cbae7c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)

SUMMARY: AddressSanitizer: 1536 byte(s) leaked in 64 allocation(s).
***********************************************************************************

Address Sanitizer Error detected in bgp_vpnv4_per_nexthop_label.test_bgp_vpnv4_per_nexthop_label/r1.asan.bgpd.10610

=================================================================
==10610==ERROR: LeakSanitizer: detected memory leaks

Direct leak of 280 byte(s) in 7 object(s) allocated from:
    #0 0x7f81fc562d28 in __interceptor_calloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xded28)
    #1 0x7f81fbf5b1c3 in qcalloc lib/memory.c:105
    #2 0x55cdc9b28dc8 in ecommunity_dup bgpd/bgp_ecommunity.c:252
    #3 0x55cdc9bd68eb in vpn_leak_from_vrf_update bgpd/bgp_mplsvpn.c:1628
    #4 0x55cdc9c4686d in bgp_update bgpd/bgp_route.c:4969
    #5 0x55cdc9c4934d in bgp_nlri_parse_ip bgpd/bgp_route.c:6213
    #6 0x55cdc9bfaa0e in bgp_nlri_parse bgpd/bgp_packet.c:341
    #7 0x55cdc9bfcf7c in bgp_update_receive bgpd/bgp_packet.c:2220
    #8 0x55cdc9c08474 in bgp_process_packet bgpd/bgp_packet.c:3386
    #9 0x7f81fbffbb8f in event_call lib/event.c:1969
    #10 0x7f81fbf3e462 in frr_run lib/libfrr.c:1213
    #11 0x55cdc9af854b in main bgpd/bgp_main.c:510
    #12 0x7f81faf80c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)

Direct leak of 280 byte(s) in 7 object(s) allocated from:
    #0 0x7f81fc562d28 in __interceptor_calloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xded28)
    #1 0x7f81fbf5b1c3 in qcalloc lib/memory.c:105
    #2 0x55cdc9b28dc8 in ecommunity_dup bgpd/bgp_ecommunity.c:252
    #3 0x55cdc9bd68eb in vpn_leak_from_vrf_update bgpd/bgp_mplsvpn.c:1628
    #4 0x55cdc9bd93b3 in vpn_leak_from_vrf_update_all bgpd/bgp_mplsvpn.c:2005
    #5 0x55cdc9cd6abc in vpn_leak_postchange bgpd/bgp_mplsvpn.h:287
    #6 0x55cdc9cd6abc in af_label_vpn_export_allocation_mode_magic bgpd/bgp_vty.c:9464
    #7 0x55cdc9cd6abc in af_label_vpn_export_allocation_mode bgpd/bgp_vty_clippy.c:2809
    #8 0x7f81fbede511 in cmd_execute_command_real lib/command.c:978
    #9 0x7f81fbede9d5 in cmd_execute_command lib/command.c:1036
    #10 0x7f81fbedee54 in cmd_execute lib/command.c:1203
    #11 0x7f81fc007e20 in vty_command lib/vty.c:591
    #12 0x7f81fc0082cb in vty_execute lib/vty.c:1354
    #13 0x7f81fc010b95 in vtysh_read lib/vty.c:2362
    #14 0x7f81fbffbb8f in event_call lib/event.c:1969
    #15 0x7f81fbf3e462 in frr_run lib/libfrr.c:1213
    #16 0x55cdc9af854b in main bgpd/bgp_main.c:510
    #17 0x7f81faf80c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)

Direct leak of 280 byte(s) in 7 object(s) allocated from:
    #0 0x7f81fc562d28 in __interceptor_calloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xded28)
    #1 0x7f81fbf5b1c3 in qcalloc lib/memory.c:105
    #2 0x55cdc9b28dc8 in ecommunity_dup bgpd/bgp_ecommunity.c:252
    #3 0x55cdc9bd68eb in vpn_leak_from_vrf_update bgpd/bgp_mplsvpn.c:1628
    #4 0x55cdc9bd93b3 in vpn_leak_from_vrf_update_all bgpd/bgp_mplsvpn.c:2005
    #5 0x55cdc9cd5ebb in vpn_leak_postchange bgpd/bgp_mplsvpn.h:287
    #6 0x55cdc9cd5ebb in af_label_vpn_export_magic bgpd/bgp_vty.c:9547
    #7 0x55cdc9cd5ebb in af_label_vpn_export bgpd/bgp_vty_clippy.c:2868
    #8 0x7f81fbede511 in cmd_execute_command_real lib/command.c:978
    #9 0x7f81fbede9d5 in cmd_execute_command lib/command.c:1036
    #10 0x7f81fbedee54 in cmd_execute lib/command.c:1203
    #11 0x7f81fc007e20 in vty_command lib/vty.c:591
    #12 0x7f81fc0082cb in vty_execute lib/vty.c:1354
    #13 0x7f81fc010b95 in vtysh_read lib/vty.c:2362
    #14 0x7f81fbffbb8f in event_call lib/event.c:1969
    #15 0x7f81fbf3e462 in frr_run lib/libfrr.c:1213
    #16 0x55cdc9af854b in main bgpd/bgp_main.c:510
    #17 0x7f81faf80c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)

Direct leak of 240 byte(s) in 6 object(s) allocated from:
    #0 0x7f81fc562d28 in __interceptor_calloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xded28)
    #1 0x7f81fbf5b1c3 in qcalloc lib/memory.c:105
    #2 0x55cdc9b28dc8 in ecommunity_dup bgpd/bgp_ecommunity.c:252
    #3 0x55cdc9bd68eb in vpn_leak_from_vrf_update bgpd/bgp_mplsvpn.c:1628
    #4 0x55cdc9bf4289 in evaluate_paths bgpd/bgp_nht.c:1384
    #5 0x55cdc9bf5b0b in bgp_process_nexthop_update bgpd/bgp_nht.c:733
    #6 0x55cdc9bf6027 in bgp_parse_nexthop_update bgpd/bgp_nht.c:934
    #7 0x55cdc9d1b163 in bgp_read_nexthop_update bgpd/bgp_zebra.c:104
    #8 0x7f81fc02bd8a in zclient_read lib/zclient.c:4425
    #9 0x7f81fbffbb8f in event_call lib/event.c:1969
    #10 0x7f81fbf3e462 in frr_run lib/libfrr.c:1213
    #11 0x55cdc9af854b in main bgpd/bgp_main.c:510
    #12 0x7f81faf80c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)

Direct leak of 80 byte(s) in 2 object(s) allocated from:
    #0 0x7f81fc562d28 in __interceptor_calloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xded28)
    #1 0x7f81fbf5b1c3 in qcalloc lib/memory.c:105
    #2 0x55cdc9b28dc8 in ecommunity_dup bgpd/bgp_ecommunity.c:252
    #3 0x55cdc9bd68eb in vpn_leak_from_vrf_update bgpd/bgp_mplsvpn.c:1628
    #4 0x55cdc9bf4188 in evaluate_paths bgpd/bgp_nht.c:1348
    #5 0x55cdc9bf5b0b in bgp_process_nexthop_update bgpd/bgp_nht.c:733
    #6 0x55cdc9bf6027 in bgp_parse_nexthop_update bgpd/bgp_nht.c:934
    #7 0x55cdc9d1b163 in bgp_read_nexthop_update bgpd/bgp_zebra.c:104
    #8 0x7f81fc02bd8a in zclient_read lib/zclient.c:4425
    #9 0x7f81fbffbb8f in event_call lib/event.c:1969
    #10 0x7f81fbf3e462 in frr_run lib/libfrr.c:1213
    #11 0x55cdc9af854b in main bgpd/bgp_main.c:510
    #12 0x7f81faf80c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)

Direct leak of 80 byte(s) in 2 object(s) allocated from:
    #0 0x7f81fc562d28 in __interceptor_calloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xded28)
    #1 0x7f81fbf5b1c3 in qcalloc lib/memory.c:105
    #2 0x55cdc9b28dc8 in ecommunity_dup bgpd/bgp_ecommunity.c:252
    #3 0x55cdc9bd68eb in vpn_leak_from_vrf_update bgpd/bgp_mplsvpn.c:1628
    #4 0x55cdc9bd93b3 in vpn_leak_from_vrf_update_all bgpd/bgp_mplsvpn.c:2005
    #5 0x55cdc9bdafd5 in vpn_leak_postchange bgpd/bgp_mplsvpn.h:287
    #6 0x55cdc9bdafd5 in vpn_leak_label_callback bgpd/bgp_mplsvpn.c:581
    #7 0x55cdc9bb2606 in lp_cbq_docallback bgpd/bgp_labelpool.c:118
    #8 0x7f81fc0164b5 in work_queue_run lib/workqueue.c:266
    #9 0x7f81fbffbb8f in event_call lib/event.c:1969
    #10 0x7f81fbf3e462 in frr_run lib/libfrr.c:1213
    #11 0x55cdc9af854b in main bgpd/bgp_main.c:510
    #12 0x7f81faf80c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)

Direct leak of 40 byte(s) in 1 object(s) allocated from:
    #0 0x7f81fc562d28 in __interceptor_calloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xded28)
    #1 0x7f81fbf5b1c3 in qcalloc lib/memory.c:105
    #2 0x55cdc9b28dc8 in ecommunity_dup bgpd/bgp_ecommunity.c:252
    #3 0x55cdc9bd68eb in vpn_leak_from_vrf_update bgpd/bgp_mplsvpn.c:1628
    #4 0x55cdc9c52406 in bgp_redistribute_add bgpd/bgp_route.c:8692
    #5 0x55cdc9d1ab3b in zebra_read_route bgpd/bgp_zebra.c:595
    #6 0x7f81fc02bd8a in zclient_read lib/zclient.c:4425
    #7 0x7f81fbffbb8f in event_call lib/event.c:1969
    #8 0x7f81fbf3e462 in frr_run lib/libfrr.c:1213
    #9 0x55cdc9af854b in main bgpd/bgp_main.c:510
    #10 0x7f81faf80c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)

Indirect leak of 56 byte(s) in 7 object(s) allocated from:
    #0 0x7f81fc562b40 in __interceptor_malloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xdeb40)
    #1 0x7f81fbf5aee3 in qmalloc lib/memory.c:100
    #2 0x55cdc9b28eb8 in ecommunity_dup bgpd/bgp_ecommunity.c:256
    #3 0x55cdc9bd68eb in vpn_leak_from_vrf_update bgpd/bgp_mplsvpn.c:1628
    #4 0x55cdc9bd93b3 in vpn_leak_from_vrf_update_all bgpd/bgp_mplsvpn.c:2005
    #5 0x55cdc9cd6abc in vpn_leak_postchange bgpd/bgp_mplsvpn.h:287
    #6 0x55cdc9cd6abc in af_label_vpn_export_allocation_mode_magic bgpd/bgp_vty.c:9464
    #7 0x55cdc9cd6abc in af_label_vpn_export_allocation_mode bgpd/bgp_vty_clippy.c:2809
    #8 0x7f81fbede511 in cmd_execute_command_real lib/command.c:978
    #9 0x7f81fbede9d5 in cmd_execute_command lib/command.c:1036
    #10 0x7f81fbedee54 in cmd_execute lib/command.c:1203
    #11 0x7f81fc007e20 in vty_command lib/vty.c:591
    #12 0x7f81fc0082cb in vty_execute lib/vty.c:1354
    #13 0x7f81fc010b95 in vtysh_read lib/vty.c:2362
    #14 0x7f81fbffbb8f in event_call lib/event.c:1969
    #15 0x7f81fbf3e462 in frr_run lib/libfrr.c:1213
    #16 0x55cdc9af854b in main bgpd/bgp_main.c:510
    #17 0x7f81faf80c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)

Indirect leak of 56 byte(s) in 7 object(s) allocated from:
    #0 0x7f81fc562b40 in __interceptor_malloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xdeb40)
    #1 0x7f81fbf5aee3 in qmalloc lib/memory.c:100
    #2 0x55cdc9b28eb8 in ecommunity_dup bgpd/bgp_ecommunity.c:256
    #3 0x55cdc9bd68eb in vpn_leak_from_vrf_update bgpd/bgp_mplsvpn.c:1628
    #4 0x55cdc9bd93b3 in vpn_leak_from_vrf_update_all bgpd/bgp_mplsvpn.c:2005
    #5 0x55cdc9cd5ebb in vpn_leak_postchange bgpd/bgp_mplsvpn.h:287
    #6 0x55cdc9cd5ebb in af_label_vpn_export_magic bgpd/bgp_vty.c:9547
    #7 0x55cdc9cd5ebb in af_label_vpn_export bgpd/bgp_vty_clippy.c:2868
    #8 0x7f81fbede511 in cmd_execute_command_real lib/command.c:978
    #9 0x7f81fbede9d5 in cmd_execute_command lib/command.c:1036
    #10 0x7f81fbedee54 in cmd_execute lib/command.c:1203
    #11 0x7f81fc007e20 in vty_command lib/vty.c:591
    #12 0x7f81fc0082cb in vty_execute lib/vty.c:1354
    #13 0x7f81fc010b95 in vtysh_read lib/vty.c:2362
    #14 0x7f81fbffbb8f in event_call lib/event.c:1969
    #15 0x7f81fbf3e462 in frr_run lib/libfrr.c:1213
    #16 0x55cdc9af854b in main bgpd/bgp_main.c:510
    #17 0x7f81faf80c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)

Indirect leak of 56 byte(s) in 7 object(s) allocated from:
    #0 0x7f81fc562b40 in __interceptor_malloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xdeb40)
    #1 0x7f81fbf5aee3 in qmalloc lib/memory.c:100
    #2 0x55cdc9b28eb8 in ecommunity_dup bgpd/bgp_ecommunity.c:256
    #3 0x55cdc9bd68eb in vpn_leak_from_vrf_update bgpd/bgp_mplsvpn.c:1628
    #4 0x55cdc9c4686d in bgp_update bgpd/bgp_route.c:4969
    #5 0x55cdc9c4934d in bgp_nlri_parse_ip bgpd/bgp_route.c:6213
    #6 0x55cdc9bfaa0e in bgp_nlri_parse bgpd/bgp_packet.c:341
    #7 0x55cdc9bfcf7c in bgp_update_receive bgpd/bgp_packet.c:2220
    #8 0x55cdc9c08474 in bgp_process_packet bgpd/bgp_packet.c:3386
    #9 0x7f81fbffbb8f in event_call lib/event.c:1969
    #10 0x7f81fbf3e462 in frr_run lib/libfrr.c:1213
    #11 0x55cdc9af854b in main bgpd/bgp_main.c:510
    #12 0x7f81faf80c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)

Indirect leak of 48 byte(s) in 6 object(s) allocated from:
    #0 0x7f81fc562b40 in __interceptor_malloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xdeb40)
    #1 0x7f81fbf5aee3 in qmalloc lib/memory.c:100
    #2 0x55cdc9b28eb8 in ecommunity_dup bgpd/bgp_ecommunity.c:256
    #3 0x55cdc9bd68eb in vpn_leak_from_vrf_update bgpd/bgp_mplsvpn.c:1628
    #4 0x55cdc9bf4289 in evaluate_paths bgpd/bgp_nht.c:1384
    #5 0x55cdc9bf5b0b in bgp_process_nexthop_update bgpd/bgp_nht.c:733
    #6 0x55cdc9bf6027 in bgp_parse_nexthop_update bgpd/bgp_nht.c:934
    #7 0x55cdc9d1b163 in bgp_read_nexthop_update bgpd/bgp_zebra.c:104
    #8 0x7f81fc02bd8a in zclient_read lib/zclient.c:4425
    #9 0x7f81fbffbb8f in event_call lib/event.c:1969
    #10 0x7f81fbf3e462 in frr_run lib/libfrr.c:1213
    #11 0x55cdc9af854b in main bgpd/bgp_main.c:510
    #12 0x7f81faf80c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)

Indirect leak of 16 byte(s) in 2 object(s) allocated from:
    #0 0x7f81fc562b40 in __interceptor_malloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xdeb40)
    #1 0x7f81fbf5aee3 in qmalloc lib/memory.c:100
    #2 0x55cdc9b28eb8 in ecommunity_dup bgpd/bgp_ecommunity.c:256
    #3 0x55cdc9bd68eb in vpn_leak_from_vrf_update bgpd/bgp_mplsvpn.c:1628
    #4 0x55cdc9bf4188 in evaluate_paths bgpd/bgp_nht.c:1348
    #5 0x55cdc9bf5b0b in bgp_process_nexthop_update bgpd/bgp_nht.c:733
    #6 0x55cdc9bf6027 in bgp_parse_nexthop_update bgpd/bgp_nht.c:934
    #7 0x55cdc9d1b163 in bgp_read_nexthop_update bgpd/bgp_zebra.c:104
    #8 0x7f81fc02bd8a in zclient_read lib/zclient.c:4425
    #9 0x7f81fbffbb8f in event_call lib/event.c:1969
    #10 0x7f81fbf3e462 in frr_run lib/libfrr.c:1213
    #11 0x55cdc9af854b in main bgpd/bgp_main.c:510
    #12 0x7f81faf80c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)

Indirect leak of 16 byte(s) in 2 object(s) allocated from:
    #0 0x7f81fc562b40 in __interceptor_malloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xdeb40)
    #1 0x7f81fbf5aee3 in qmalloc lib/memory.c:100
    #2 0x55cdc9b28eb8 in ecommunity_dup bgpd/bgp_ecommunity.c:256
    #3 0x55cdc9bd68eb in vpn_leak_from_vrf_update bgpd/bgp_mplsvpn.c:1628
    #4 0x55cdc9bd93b3 in vpn_leak_from_vrf_update_all bgpd/bgp_mplsvpn.c:2005
    #5 0x55cdc9bdafd5 in vpn_leak_postchange bgpd/bgp_mplsvpn.h:287
    #6 0x55cdc9bdafd5 in vpn_leak_label_callback bgpd/bgp_mplsvpn.c:581
    #7 0x55cdc9bb2606 in lp_cbq_docallback bgpd/bgp_labelpool.c:118
    #8 0x7f81fc0164b5 in work_queue_run lib/workqueue.c:266
    #9 0x7f81fbffbb8f in event_call lib/event.c:1969
    #10 0x7f81fbf3e462 in frr_run lib/libfrr.c:1213
    #11 0x55cdc9af854b in main bgpd/bgp_main.c:510
    #12 0x7f81faf80c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)

Indirect leak of 8 byte(s) in 1 object(s) allocated from:
    #0 0x7f81fc562b40 in __interceptor_malloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xdeb40)
    #1 0x7f81fbf5aee3 in qmalloc lib/memory.c:100
    #2 0x55cdc9b28eb8 in ecommunity_dup bgpd/bgp_ecommunity.c:256
    #3 0x55cdc9bd68eb in vpn_leak_from_vrf_update bgpd/bgp_mplsvpn.c:1628
    #4 0x55cdc9c52406 in bgp_redistribute_add bgpd/bgp_route.c:8692
    #5 0x55cdc9d1ab3b in zebra_read_route bgpd/bgp_zebra.c:595
    #6 0x7f81fc02bd8a in zclient_read lib/zclient.c:4425
    #7 0x7f81fbffbb8f in event_call lib/event.c:1969
    #8 0x7f81fbf3e462 in frr_run lib/libfrr.c:1213
    #9 0x55cdc9af854b in main bgpd/bgp_main.c:510
    #10 0x7f81faf80c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86)

SUMMARY: AddressSanitizer: 1536 byte(s) leaked in 64 allocation(s).
***********************************************************************************

Signed-off-by: ryndia <dindyalsarvesh@gmail.com>
2023-10-13 02:04:30 +04:00
.github github: Add rebase label on PR if it's > 50 commits behind 2023-05-09 09:37:23 +03:00
alpine docker: Use openssl instead of libressl 2023-07-31 11:04:30 +03:00
babeld Merge pull request #13333 from donaldsharp/vrf_bitmap_cleanup 2023-07-04 22:11:11 +03:00
bfdd *: remove ZEBRA_INTERFACE_VRF_UPDATE 2023-10-07 10:06:39 +08:00
bgpd bgpd: Ecommunity_dup memory leak fix 2023-10-13 02:04:30 +04:00
debian debian: Increase version for development version to be 9.2 2023-10-11 07:57:06 +03:00
doc Merge pull request #14537 from opensourcerouting/feature/bgpd_aod 2023-10-11 10:22:26 -04:00
docker docker: Install the apk packages regardless of the platform 2023-07-31 11:05:15 +03:00
eigrpd eigrp: use correct memory pool on interface deletion 2023-10-10 20:01:17 +03:00
fpm *: auto-convert to SPDX License IDs 2023-02-09 14:09:11 +01:00
gdb *: Rename thread.[ch] to event.[ch] 2023-03-24 08:32:16 -04:00
grpc *: manual SPDX License ID conversions 2023-02-09 14:09:07 +01:00
include bgpd,lib,sharpd,zebra: srv6 introduce multiple segs/SIDs in nexthop 2023-09-20 15:07:15 +02:00
isisd isisd: remove redundant northbound destroy callbacks 2023-10-06 17:37:41 +03:00
ldpd ldpd: Stop and free synchronous Zebra client on destroy 2023-06-27 11:47:50 +03:00
lib Merge pull request #14563 from opensourcerouting/fix/cpuwarning_starvation 2023-10-11 07:21:43 -04:00
m4 build: fix sed regex in Lua macro 2022-12-08 12:39:17 +01:00
mgmtd mgmtd: Change MGMTD_VTY_PORT to 2623 2023-10-11 13:27:28 +03:00
mlag build: fix AM_LDFLAGS usage (and gcov) 2021-07-21 17:10:08 +02:00
nhrpd nhrpd: Fix nhrp_peer leak 2023-10-12 18:23:09 +04:00
ospf6d *: Do not cast to the same type as the destination is 2023-09-29 10:24:16 +03:00
ospfclient *: Convert event.h to frrevent.h 2023-03-24 08:32:17 -04:00
ospfd ospfd: Fixing infinite loop when listing OSPF interfaces 2023-10-10 15:39:59 -03:00
pathd pathd: replace ctime with ctime_r 2023-09-19 16:25:01 -04:00
pbrd Revert "lib: register bgp link-state afi/safi" 2023-10-10 16:45:57 -04:00
pceplib *: auto-convert to SPDX License IDs 2023-02-09 14:09:11 +01:00
pimd Merge pull request #13617 from anlancs/fix/pimd-remove-pimreg-vrf 2023-10-10 22:10:24 +05:30
pkgsrc mgmtd: Bringup MGMTD daemon and datastore module support 2023-03-21 22:08:32 -04:00
python [ospfd]: add support for RFC 5709 HMAC-SHA Auth 2023-09-16 07:38:23 +03:30
qpb mgmtd: Bringup MGMTD daemon and datastore module support 2023-03-21 22:08:32 -04:00
redhat redhat: Update frr.spec file with older releases and increase current version 2023-10-11 07:56:15 +03:00
ripd *: remove ZEBRA_INTERFACE_VRF_UPDATE 2023-10-07 10:06:39 +08:00
ripngd *: remove ZEBRA_INTERFACE_VRF_UPDATE 2023-10-07 10:06:39 +08:00
sharpd *: Do not cast to the same type as the destination is 2023-09-29 10:24:16 +03:00
snapcraft snapcraft: Use libyang 2.1.80 2023-07-20 21:46:38 +03:00
staticd Revert "lib: register bgp link-state afi/safi" 2023-10-10 16:45:57 -04:00
tests Merge pull request #14537 from opensourcerouting/feature/bgpd_aod 2023-10-11 10:22:26 -04:00
tools tools: make --quiet actually suppress output 2023-09-14 17:20:25 +02:00
vrrpd Merge pull request #13731 from cyberstorm-mauritius/cid1519841 2023-06-21 23:15:41 +05:30
vtysh Merge pull request #14563 from opensourcerouting/fix/cpuwarning_starvation 2023-10-11 07:21:43 -04:00
watchfrr *: Convert event.h to frrevent.h 2023-03-24 08:32:17 -04:00
yang Revert "yang: add bgp link-state" 2023-10-10 16:45:45 -04:00
zebra zebra: add RTM_xxxCHAIN message codes, ignore 2023-10-12 09:59:44 -04:00
.clang-format lib: add dynamic array type 2023-06-27 18:00:56 -04:00
.dockerignore docker: Make docker image on CentOS 7 2019-11-26 19:29:30 +00:00
.flake8 style: add format checker config that matches FRR style standards 2023-04-18 05:18:26 -04:00
.git-blame-ignore-revs tools: Ignore mass renaming of topotests for git blame 2021-05-11 14:14:26 +03:00
.gitignore doc: configure: add configure option to generate .ccls file 2023-05-18 09:32:32 -04:00
.isort.cfg style: add format checker config that matches FRR style standards 2023-04-18 05:18:26 -04:00
.pylintrc style: add format checker config that matches FRR style standards 2023-04-18 05:18:26 -04:00
.travis.yml lib: libyang2 add missed conversion 2021-05-17 22:13:59 -04:00
bootstrap.sh build: turn on automake warnings (& symlinks) 2021-04-21 15:42:37 +02:00
buildtest.sh *: manual SPDX License ID conversions 2023-02-09 14:09:07 +01:00
config.version.in build: carry --with-pkg-extra-version into tarballs 2018-10-24 15:11:50 +02:00
configure.ac build: FRR 9.2 development version 2023-10-10 19:43:56 +03:00
COPYING *: sort out & explain licenses used in FRR 2023-02-09 12:46:13 +01:00
Makefile.am build: clean up mgmtd lib protobuf make syntax 2023-03-27 16:44:27 -04:00
README.md doc: Fix the link that points to Slack invitation in README 2022-03-24 13:13:37 +02:00
stamp-h.in Initial revision 2002-12-13 20:15:29 +00:00
version.h build: make builddir include path consistent 2021-04-21 15:42:33 +02:00

README.md

Icon

FRRouting

FRR is free software that implements and manages various IPv4 and IPv6 routing protocols. It runs on nearly all distributions of Linux and BSD and supports all modern CPU architectures.

FRR currently supports the following protocols:

  • BGP
  • OSPFv2
  • OSPFv3
  • RIPv1
  • RIPv2
  • RIPng
  • IS-IS
  • PIM-SM/MSDP
  • LDP
  • BFD
  • Babel
  • PBR
  • OpenFabric
  • VRRP
  • EIGRP (alpha)
  • NHRP (alpha)

Installation & Use

For source tarballs, see the releases page.

For Debian and its derivatives, use the APT repository at https://deb.frrouting.org/.

Instructions on building and installing from source for supported platforms may be found in the developer docs.

Once installed, please refer to the user guide for instructions on use.

Community

The FRRouting email list server is located here and offers the following public lists:

Topic List
Development dev@lists.frrouting.org
Users & Operators frog@lists.frrouting.org
Announcements announce@lists.frrouting.org

For chat, we currently use Slack. You can join by clicking the "Slack" link under the Participate section of our website.

Contributing

FRR maintains developer's documentation which contains the project workflow and expectations for contributors. Some technical documentation on project internals is also available.

We welcome and appreciate all contributions, no matter how small!

Security

To report security issues, please use our security mailing list:

security [at] lists.frrouting.org