RARE user and assistance email list

["Christopher Adigun" <>]

I have pulled the latest RPM build and I can see SDN1 interface up now:

[root@ip-172-31-38-199 freerouter]# /usr/lib/jvm/jre-11-openjdk/bin/java -jar /usr/share/java/rtr.jar routersc rtr-hw.txt rtr-sw.txt


  ####                       ##################
 ##                                  ##
 ##  ## ###   #####   #####  ## ###  ## ## ###
####  ### ## ##   ## ##   ##  ### ## ##  ### ##
 ##   ##  ## ####### #######  ##  ## ##  ##  ##
 ##   ##     ##      ##       ##     ##  ##
 ##   ##     ##   ## ##   ##  ##     ##  ##
 ##   ##      #####   #####   ##     ##  ##

freeRouter v23.1.5-cur, done by cs@nop.

place on the web: http://www.freertr.org/
license: http://creativecommons.org/licenses/by-sa/4.0/
quote1: make the world better
quote2: if a machine can learn the value of human life, maybe we can too
quote3: keep it stupid simple
quote4: be liberal in what you accept, and conservative in what you send
quote5: the beer-ware license for selected group of people:
cs@nop wrote these files. as long as you retain this notice you
can do whatever you want with this stuff. if we meet some day, and
you think this stuff is worth it, you can buy me a beer in return

info cfgInit.doInit:cfgInit.java:776 booting
info cfgInit.doInit:cfgInit.java:958 initializing hardware
warning lineTcpLine.rxtxOpen:lineTcpLine.java:73 reopening line on /127.0.0.1 20022 /127.0.0.1 20021
info cfgInit.doInit:cfgInit.java:964 applying defaults
info cfgInit.doInit:cfgInit.java:985 applying configuration
info cfgInit.executeSWcommands:cfgInit.java:764 line 15: "ipv4 address 172.31.38.199 255.255.240.0" : % no vrf membership selected
error cfgInit.doInit:cfgInit.java:993 1 errors found
info cfgInit.doInit:cfgInit.java:1020 boot completed
welcome
line ready
ebenezer#warning lineTcpLine.rxtxOpen:lineTcpLine.java:73 reopening line on /127.0.0.1 20022 /127.0.0.1 20021
warning lineTcpLine.rxtxOpen:lineTcpLine.java:73 reopening line on /127.0.0.1 20022 /127.0.0.1 20021
info cfgPrcss.doRound:cfgPrcss.java:509 restarting process cpuport
info cfgPrcss.doRound:cfgPrcss.java:509 restarting process p4emu
warning lineTcpLine.rxtxOpen:lineTcpLine.java:73 reopening line on /127.0.0.1 20022 /127.0.0.1 20021
warning servP4langConn.doNegot:servP4langConn.java:312 neighbor 127.0.0.1 up
warning lineTcpLine.rxtxOpen:lineTcpLine.java:73 reopening line on /127.0.0.1 20022 /127.0.0.1 20021
warning lineTcpLine.rxtxOpen:lineTcpLine.java:73 reopening line on /127.0.0.1 20022 /127.0.0.1 20021
warning lineTcpLine.rxtxOpen:lineTcpLine.java:73 reopening line on /127.0.0.1 20022 /127.0.0.1 20021
warning lineTcpLine.rxtxOpen:lineTcpLine.java:73 reopening line on /127.0.0.1 20022 /127.0.0.1 20021
warning lineTcpLine.rxtxOpen:lineTcpLine.java:73 reopening line on /127.0.0.1 20022 /127.0.0.1 20021
warning lineTcpLine.rxtxOpen:lineTcpLine.java:73 reopening line on /127.0.0.1 20022 /127.0.0.1 20021
show warning lineTcpLine.rxtxOpen:lineTcpLine.java:73 reopening line on /127.0.0.1 20022 /127.0.0.1 20021
int
ebenezer#show int
ethernet0 is up, promisc
 description: p4 cpu port
 state changed 3 times, last at 2023-01-06 17:23:15, 00:00:10 ago
 last packet input never ago, output never ago, drop never ago
 type is ethernet, hwaddr=004f.2740.6100, mtu=1500, bw=100mbps
 received 0 packets (0 bytes) dropped 0 packets (0 bytes)
 transmitted 0 packets (0 bytes) macsec=false sgt=false
sdn1 is up
 description:
 state changed 3 times, last at 2023-01-06 17:23:18, 00:00:07 ago
 last packet input never ago, output never ago, drop never ago
 type is sdn, hwaddr=0a18.f686.994b, mtu=9001, bw=8000kbps, vrf=host
 ipv4 address=172.31.131.170/20, mask=255.255.240.0, ifcid=361949270
 received 0 packets (0 bytes) dropped 0 packets (0 bytes)
 transmitted 0 packets (0 bytes) macsec=false sgt=false

ebenezer#warning lineTcpLine.rxtxOpen:lineTcpLine.java:73 reopening line on /127.0.0.1 20022 /127.0.0.1 20021
warning lineTcpLine.rxtxOpen:lineTcpLine.java:73 reopening line on /127.0.0.1 20022 /127.0.0.1 20021

ebenezer#sho p4 p4 stat
category       value
peer           127.0.0.1
closed         0
reconn         1
since          2023-01-06 17:23:18
for            00:09:37
capability     punting copp acl nat vlan bundle bridge pppoe hairpin gre l2tp route mpls vpls evpn eompls gretap pppoetap l2tptap vxlan ipip pckoudp srv6 pbr qos flwspc mroute duplab bier amt nsh polka racl inspect mpolka sgt vrfysrc gtp loconn tcpmss pmtud mlppp macsec ipsec openvpn wireguard
platform       p4emu/dpdk
cpuport        2
dynamic ifc    128 65535
dynamic vrf    1 65535
messages sent  46
messages got   4976
rounds done    588
last done      2023-01-06 17:32:55 (00:00:00 ago)
time took      0
rounds skip    0
last skip      1970-01-01 00:00:00 (never ago)

ebenezer#
ebenezer#
ebenezer#sho p4 p4 port-na
num  name
0    0000:00:06.0
1    0000:00:07.0
2    net_af_packet1

How do I add the second DPDK interface (0000:00:07.0) in the rtr-hw.txt and rtr-sw.txt?

Thanks

On Thu, Jan 5, 2023 at 1:53 PM mc36 <> wrote:

hi,
i used to add these packages: clang, dpdk-dev, libpcap-dev, libbpf-dev, libmnl-dev and libssl-dev
br,
cs

On 1/5/23 19:46, Christopher Adigun wrote:
> Thanks..
>
> For future  reference, can we get the full steps for compiling.. Encountered errors while attempting to build it (tried centos, fedora), I already  installed  the prerequisites you
> mentioned.
>
> [fedora@ip-172-31-43-100 native]$ ./c.sh
> arch=x86_64, cc=clang, mode=-O3, flag=-march=corei7, out=../../binTmp
> compiling p4xdp_pass.
> p4xdp_pass.c:2:10: fatal error: 'bpf/bpf_helpers.h' file not found
> #include <bpf/bpf_helpers.h>
>                ^~~~~~~~~~~~~~~~~~~
> 1 error generated.
> compiling p4xdp_drop.
> p4xdp_drop.c:2:10: fatal error: 'bpf/bpf_helpers.h' file not found
> #include <bpf/bpf_helpers.h>
>                ^~~~~~~~~~~~~~~~~~~
> 1 error generated.
> compiling p4xdp_kern.
> p4xdp_kern.c:2:10: fatal error: 'bpf/bpf_helpers.h' file not found
> #include <bpf/bpf_helpers.h>
>                ^~~~~~~~~~~~~~~~~~~
> 1 error generated.
> compiling p4mnl_kern.
> p4mnl_kern.c:2:10: fatal error: 'bpf/bpf_helpers.h' file not found
> #include <bpf/bpf_helpers.h>
>            ^~~~~~~~~~~~~~~~~~~
> 1 error generated.
> compiling p4xdp_user.
> p4xdp_user.c:12:10: fatal error: 'bpf/bpf.h' file not found
> #include <bpf/bpf.h>
>                ^~~~~~~~~~~
> 1 error generated.
> compiling p4mnl_user.
> p4mnl_user.c:13:10: fatal error: 'bpf/bpf.h' file not found
> #include <bpf/bpf.h>
>                ^~~~~~~~~~~
> 1 error generated.
> precompiling p4emu_full.
> In file included from p4emu_full.c:12:
> ./p4emu_hdr.h:3:10: fatal error: 'openssl/conf.h' file not found
> #include <openssl/conf.h>
>                ^~~~~~~~~~~~~~~~
> 1 error generated.
> precompiling p4emu_dbg.
> In file included from p4emu_dbg.c:12:
> ./p4emu_hdr.h:3:10: fatal error: 'openssl/conf.h' file not found
> #include <openssl/conf.h>
>                ^~~~~~~~~~~~~~~~
> 1 error generated.
> precompiling p4emu_none.
> In file included from p4emu_none.c:9:
> ./p4emu_hdr.h:3:10: fatal error: 'openssl/conf.h' file not found
> #include <openssl/conf.h>
>                ^~~~~~~~~~~~~~~~
> 1 error generated.
> precompiling p4emu_pcap.
> p4emu_pcap.c:9:10: fatal error: 'pcap.h' file not found
> #include <pcap.h>
>                ^~~~~~~~
> 1 error generated.
> precompiling p4emu_bench.
> In file included from p4emu_bench.c:10:
> ./p4emu_hdr.h:3:10: fatal error: 'openssl/conf.h' file not found
> #include <openssl/conf.h>
>                ^~~~~~~~~~~~~~~~
> 1 error generated.
> precompiling p4emu_udp.
> In file included from p4emu_udp.c:11:
> ./p4emu_hdr.h:3:10: fatal error: 'openssl/conf.h' file not found
> #include <openssl/conf.h>
>                ^~~~~~~~~~~~~~~~
> 1 error generated.
> precompiling p4emu_dpdk.
> p4emu_dpdk.c:9:10: fatal error: 'dpdk/rte_config.h' file not found
> #include <dpdk/rte_config.h>
>                ^~~~~~~~~~~~~~~~~~~
> 1 error generated.
> linking p4emu.
> /usr/bin/ld: cannot find -lpcap
> /usr/bin/ld: cannot find -lcrypto
> clang-12: error: linker command failed with exit code 1 (use -v to see invocation)
> linking p4dbg.
> /usr/bin/ld: cannot find -lpcap
> /usr/bin/ld: cannot find -lcrypto
> clang-12: error: linker command failed with exit code 1 (use -v to see invocation)
> linking p4pkt.
> /usr/bin/ld: cannot find -lpcap
> /usr/bin/ld: cannot find -lcrypto
> clang-12: error: linker command failed with exit code 1 (use -v to see invocation)
> linking p4dpdk.
> /usr/bin/ld: cannot find -lcrypto
> /usr/bin/ld: cannot find -lrte_eal
> /usr/bin/ld: cannot find -lrte_mempool
> /usr/bin/ld: cannot find -lrte_mbuf
> /usr/bin/ld: cannot find -lrte_ring
> /usr/bin/ld: cannot find -lrte_ethdev
> clang-12: error: linker command failed with exit code 1 (use -v to see invocation)
> linking p4dpdkDbg.
> /usr/bin/ld: cannot find -lcrypto
> /usr/bin/ld: cannot find -lrte_eal
> /usr/bin/ld: cannot find -lrte_mempool
> /usr/bin/ld: cannot find -lrte_mbuf
> /usr/bin/ld: cannot find -lrte_ring
> /usr/bin/ld: cannot find -lrte_ethdev
> clang-12: error: linker command failed with exit code 1 (use -v to see invocation)
> linking p4dpdkPkt.
> /usr/bin/ld: cannot find -lcrypto
> /usr/bin/ld: cannot find -lrte_eal
> /usr/bin/ld: cannot find -lrte_mempool
> /usr/bin/ld: cannot find -lrte_mbuf
> /usr/bin/ld: cannot find -lrte_ring
> /usr/bin/ld: cannot find -lrte_ethdev
> clang-12: error: linker command failed with exit code 1 (use -v to see invocation)
> linking p4bench.
> /usr/bin/ld: cannot find -lcrypto
> clang-12: error: linker command failed with exit code 1 (use -v to see invocation)
> linking p4udp.
> /usr/bin/ld: cannot find -lcrypto
> clang-12: error: linker command failed with exit code 1 (use -v to see invocation)
> compiling pcapInt.
> pcapInt.c:9:10: fatal error: 'pcap.h' file not found
> #include <pcap.h>
>                ^~~~~~~~
> 1 error generated.
> compiling pcap2pcap.
> pcap2pcap.c:9:10: fatal error: 'pcap.h' file not found
> #include <pcap.h>
>                ^~~~~~~~
> 1 error generated.
> compiling sender.
> sender.c:5:10: fatal error: 'pcap.h' file not found
> #include <pcap.h>
>                ^~~~~~~~
> 1 error generated.
> compiling mapInt.
> compiling rawInt.
> compiling tapInt.
> compiling bundle.
> compiling vlan.
> compiling hdlcInt.
> compiling stdLin.
> compiling ttyLin.
> compiling modem.
> compiling ptyRun.
> compiling dummyCon.
> compiling daemonRun.
>
>
>
> On Thu, Jan 5, 2023 at 12:56 PM mc36 < <mailto:>> wrote:
>
>     hi,
>     nevermind about recompiling.... i've made every error (except the memory allocations) to warning with the below change:
>     https://github.com/rare-freertr/freeRtr/commit/a59b34ecaa14ad276267cb0f5542678c219b0d71 <https://github.com/rare-freertr/freeRtr/commit/a59b34ecaa14ad276267cb0f5542678c219b0d71>
>     as far as i know the fedora is daily rebuilds itself automatically, so just wait a day and upgrade afterwards...
>     br,
>     cs
>
>
>     On 1/5/23 16:46, mc36 wrote:
>      > hi,
>      > let's dissect this again to two prats... the systemctl output is fully eal errors...
>      > messages starting with eal are from the dpdk... its quite cryptic but finally it starts,
>      > i know this becasue the final message is from p4dpdk noting that it needs at least 2 ports...
>      > it can be easily that without root, dpdk was not able to grab the nics...
>      > the second, when you run it by hand is more interesting...
>      > i recognize a lot of messages from p4dpdk trying to bring up the port then finally it terminates:
>      > https://github.com/rare-freertr/freeRtr/blob/master/misc/native/p4emu_dpdk.c#L542 <https://github.com/rare-freertr/freeRtr/blob/master/misc/native/p4emu_dpdk.c#L542>
>      > here is my suggestion:
>      >
>      > sudo dnf install gcc clang dpdk-dev
>      > wget freertr.org/rtr.zip <http://freertr.org/rtr.zip>
>      > unzip rtr.zip
>      > cd misc/native
>      > editor p4emu_dpdk.c        #comment out the whole line 542 completely containing the message "error setting promiscuous mode"
>      > ./c.sh
>      > sudo ../../binTmp/p4dpdk.bin --vdev=net_af_packet1,iface=veth0b -- 127.0.0.1 9080 2
>      >
>      > if it starts this way and you'll have the packets finally, i'll make it a warning,
>      > then you'll have just do your regular update to have it from the daily recompilations...
>      > thanks,
>      > cs
>      >
>      > On 1/5/23 16:01, Christopher Adigun wrote:
>      >> No improvement, the interface is still down.
>      >>
>      >> I decided to change the user from /*freerouter* /to /*root* /in the systemd file     /usr/lib/systemd/system/freerouter.service, now I get the following error:
>      >>
>      >>            freerouter.service - Main process of freerouter
>      >>                  Loaded: loaded (/usr/lib/systemd/system/freerouter.service; disabled; vendor preset: disabled)
>      >>                  Active: active (running) since Thu 2023-01-05 13:19:21 UTC; 4s ago
>      >>         Main PID: 24397 (java)
>      >>                  CGroup: /system.slice/freerouter.service
>      >>                                                                        24397 /usr/lib/jvm/jre-11-openjdk/bin/java -jar /usr/share/java/rtr.jar router /etc/freerouter/rtr-
>      >>                                                                        24491 /bin/pcapInt.bin veth0a 19998 127.0.0.1 19999 127.0.0.1
>      >> Jan 05 13:19:23 ip-172-31-38-199.eu-west-1.compute.internal p4dpdk.bin[24486]: EAL: Requested device 0000:00:07.0 cannot be used
>      >> Jan 05 13:19:24 ip-172-31-38-199.eu-west-1.compute.internal p4dpdk.bin[24486]: TELEMETRY: No legacy callbacks, legacy socket not created
>      >> Jan 05 13:19:24 ip-172-31-38-199.eu-west-1.compute.internal p4dpdk.bin[24486]: EAL: Error - exiting with code: 1
>      >>                                                                                                                                                                             
>                                                                                                                  Cause:
>      >> Jan 05 13:19:25 ip-172-31-38-199.eu-west-1.compute.internal p4dpdk.bin[24857]: EAL: Cannot open VFIO container /dev/vfio/vfio, error 2 (No such file or directory)
>      >> Jan 05 13:19:25 ip-172-31-38-199.eu-west-1.compute.internal p4dpdk.bin[24857]: EAL: VFIO support could not be initialized
>      >> Jan 05 13:19:25 ip-172-31-38-199.eu-west-1.compute.internal p4dpdk.bin[24857]: EAL: Requested device 0000:00:06.0 cannot be used
>      >> Jan 05 13:19:25 ip-172-31-38-199.eu-west-1.compute.internal p4dpdk.bin[24857]: EAL: Requested device 0000:00:07.0 cannot be used
>      >> Jan 05 13:19:26 ip-172-31-38-199.eu-west-1.compute.internal p4dpdk.bin[24857]: TELEMETRY: No legacy callbacks, legacy socket not created
>      >> Jan 05 13:19:26 ip-172-31-38-199.eu-west-1.compute.internal p4dpdk.bin[24857]: EAL: Error - exiting with code: 1
>      >>                                                                                                                                                                             
>                                                                                                                  Cause:
>      >> Jan 05 13:19:26 ip-172-31-38-199.eu-west-1.compute.internal p4dpdk.bin[24857]: at least 2 ports needed
>      >>
>      >> So I decided to run *//bin/p4dpdk.bin --vdev=net_af_packet1,iface=veth0b -- 127.0.0.1 9080 2/* manually and I got the promiscuous error:
>      >>
>      >> /*[root@ip-172-31-38-199 log]# /bin/p4dpdk.bin --vdev=net_af_packet1,iface=veth0b -- 127.0.0.1 9080 2*/ EAL: Detected CPU lcores: 8 EAL: Detected NUMA nodes: 1 EAL: Detected
>      >> shared linkage of DPDK EAL: Multi-process socket /var/run/dpdk/rte/mp_socket EAL: Selected IOVA mode 'PA' EAL: No available 1048576 kB hugepages reported EAL: VFIO support
>      >> initialized EAL: Using IOMMU type 8 (No-IOMMU) EAL: Probe PCI driver: net_ena (1d0f:ec20) device: 0000:00:06.0 (socket 0) EAL: Probe PCI driver: net_ena (1d0f:ec20) device:
>      >> 0000:00:07.0 (socket 0) TELEMETRY: No legacy callbacks, legacy socket not created 8 cores and 3 ports detected... dpdk version: DPDK 21.11.2 openssl version: OpenSSL 1.1.1g
>     FIPS
>      >> 21 Apr 2020 connecting 127.0.0.1 9080. cpu port is #2 of 3... there will be 0 forwarding only cores... there will be 8191 mbufs, each 2048 bytes, 250 cached... there will
>     be 1024
>      >> rx and 1024 tx descriptors, 512 tx and 512 fwd mbufs... there will be 32 bursts and maybe 100 sleeps... opening mempool on socket 0... opening port 0 named 0000:00:06.0 on
>     socket
>      >> 0 on lcore 0 for rx and 0 for tx... devinfo: pmd=net_ena, mtu=128..9216, bufs=64, pktl=9234, rxque=10, txque=8, rxcapa=0000200e, txcapa=0000800e... configuring port: offloads
>      >> rx=00002000, tx=00008000, pktlen=2048 EAL: Error - exiting with code: 1 Cause: error setting promiscuous mode
>      >>
>      >> N.B - I have tested the dpdk interfaces in VPP and it works.
>      >>
>      >
>      >
>      >
>      >
>      >
>

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