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dracut.9455
0217-95fcoe-Allow-to-specify-the-FCoE-mode-via-...
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File 0217-95fcoe-Allow-to-specify-the-FCoE-mode-via-the-fcoe-p.patch of Package dracut.9455
From 77a524b3659529b14abfdb574094b92216b59af5 Mon Sep 17 00:00:00 2001 From: Hannes Reinecke <hare@suse.de> Date: Wed, 24 Aug 2016 08:32:04 +0200 Subject: [PATCH] 95fcoe: Allow to specify the FCoE mode via the fcoe= parameter FCoE can run in Fabric (ie FCF) or VN2VN mode, so we should allowing to set this parameter from the commandline, too. Signed-off-by: Hannes Reinecke <hare@suse.com> --- dracut.cmdline.7.asc | 8 +++++--- modules.d/95fcoe/fcoe-genrules.sh | 4 ++-- modules.d/95fcoe/fcoe-up.sh | 9 +++++++-- modules.d/95fcoe/module-setup.sh | 8 +++++++- modules.d/95fcoe/parse-fcoe.sh | 22 ++++++++++++++++++---- 5 files changed, 39 insertions(+), 12 deletions(-) diff --git a/dracut.cmdline.7.asc b/dracut.cmdline.7.asc index 7368aa1..b885946 100644 --- a/dracut.cmdline.7.asc +++ b/dracut.cmdline.7.asc @@ -746,10 +746,12 @@ iscsistart -b --param node.session.timeo.replacement_timeout=30 FCoE ~~~~ -**fcoe=**__<edd|interface|MAC>__:__{dcb|nodcb}__:: +**fcoe=**__<edd|interface|MAC>__:__{dcb|nodcb}__:__{fabric|vn2vn}__:: Try to connect to a FCoE SAN through the NIC specified by _<interface>_ or - _<MAC>_ or EDD settings. For the second argument, currently only nodcb is - supported. This parameter can be specified multiple times. + _<MAC>_ or EDD settings. The second argument specifies if DCB + should be used. The optional third argument specifies whether + fabric or VN2VN mode should be used. + This parameter can be specified multiple times. + NOTE: letters in the MAC-address must be lowercase! diff --git a/modules.d/95fcoe/fcoe-genrules.sh b/modules.d/95fcoe/fcoe-genrules.sh index eb58601..af15a58 100755 --- a/modules.d/95fcoe/fcoe-genrules.sh +++ b/modules.d/95fcoe/fcoe-genrules.sh @@ -7,8 +7,8 @@ # Write udev rules { if [ -n "$fcoe_mac" ] ; then - printf 'ACTION=="add", SUBSYSTEM=="net", ATTR{address}=="%s", RUN+="/sbin/initqueue --onetime --unique --name fcoe-up-$env{INTERFACE} /sbin/fcoe-up $env{INTERFACE} %s"\n' "$fcoe_mac" "$fcoe_dcb" + printf 'ACTION=="add", SUBSYSTEM=="net", ATTR{address}=="%s", RUN+="/sbin/initqueue --onetime --unique --name fcoe-up-$env{INTERFACE} /sbin/fcoe-up $env{INTERFACE} %s"\n' "$fcoe_mac" "$fcoe_dcb" "$fcoe_mode" else - printf 'ACTION=="add", SUBSYSTEM=="net", NAME=="%s", RUN+="/sbin/initqueue --onetime --unique --name fcoe-up-$env{INTERFACE} /sbin/fcoe-up $env{INTERFACE} %s"\n' "$fcoe_interface" "$fcoe_dcb" + printf 'ACTION=="add", SUBSYSTEM=="net", NAME=="%s", RUN+="/sbin/initqueue --onetime --unique --name fcoe-up-$env{INTERFACE} /sbin/fcoe-up $env{INTERFACE} %s"\n' "$fcoe_interface" "$fcoe_dcb" "$fcoe_mode" fi } >> /etc/udev/rules.d/92-fcoe.rules diff --git a/modules.d/95fcoe/fcoe-up.sh b/modules.d/95fcoe/fcoe-up.sh index 662b21a..ffcc4e3 100755 --- a/modules.d/95fcoe/fcoe-up.sh +++ b/modules.d/95fcoe/fcoe-up.sh @@ -1,7 +1,7 @@ #!/bin/sh # # We get called like this: -# fcoe-up <network-device> <dcb|nodcb> +# fcoe-up <network-device> <dcb|nodcb> <fabric|vn2vn> # # Note currently only nodcb is supported, the dcb option is reserved for # future use. @@ -15,6 +15,7 @@ type ip_to_var >/dev/null 2>&1 || . /lib/net-lib.sh netif=$1 dcb=$2 +mode=$3 vlan="yes" iflink=$(cat /sys/class/net/$netif/iflink) @@ -43,7 +44,11 @@ write_fcoemon_cfg() { else echo AUTO_VLAN=\"no\" >> /etc/fcoe/cfg-$netif fi - echo MODE=\"fabric\" >> /etc/fcoe/cfg-$netif + if [ "$mode" = "vn2vn" ] ; then + echo MODE=\"vn2vn\" >> /etc/fcoe/cfg-$netif + else + echo MODE=\"fabric\" >> /etc/fcoe/cfg-$netif + fi } if [ "$netdriver" = "bnx2x" ]; then diff --git a/modules.d/95fcoe/module-setup.sh b/modules.d/95fcoe/module-setup.sh index 18c00b3..2a5c71a 100755 --- a/modules.d/95fcoe/module-setup.sh +++ b/modules.d/95fcoe/module-setup.sh @@ -44,7 +44,13 @@ cmdline() { for c in /sys/bus/fcoe/devices/ctlr_* ; do [ -L $c ] || continue read enabled < $c/enabled + read mode < $c/mode [ $enabled -eq 0 ] && continue + if [ $mode = "VN2VN" ] ; then + mode="vn2vn" + else + mode="fabric" + fi d=$(cd -P $c; echo $PWD) i=${d%/*} read mac < ${i}/address @@ -60,7 +66,7 @@ cmdline() { else dcb="nodcb" fi - echo "fcoe=${mac}:${dcb}" + echo "fcoe=${mac}:${dcb}:${mode}" done } diff --git a/modules.d/95fcoe/parse-fcoe.sh b/modules.d/95fcoe/parse-fcoe.sh index 9f47184..75cca9a 100755 --- a/modules.d/95fcoe/parse-fcoe.sh +++ b/modules.d/95fcoe/parse-fcoe.sh @@ -1,8 +1,8 @@ #!/bin/sh # # Supported formats: -# fcoe=<networkdevice>:<dcb|nodcb> -# fcoe=<macaddress>:<dcb|nodcb> +# fcoe=<networkdevice>:<dcb|nodcb>:<fabric|vn2vn> +# fcoe=<macaddress>:<dcb|nodcb>:<fabric|vn2vn> # # Note currently only nodcb is supported, the dcb option is reserved for # future use. @@ -10,8 +10,8 @@ # Note letters in the macaddress must be lowercase! # # Examples: -# fcoe=eth0:nodcb -# fcoe=4a:3f:4c:04:f8:d7:nodcb +# fcoe=eth0:nodcb:vn2vn +# fcoe=4a:3f:4c:04:f8:d7:nodcb:fabric [ -z "$fcoe" ] && fcoe=$(getarg fcoe=) @@ -32,11 +32,25 @@ parse_fcoe_opts() { 2) fcoe_interface=$1 fcoe_dcb=$2 + fcoe_mode="fabric" + return 0 + ;; + 3) + fcoe_interface=$1 + fcoe_dcb=$2 + fcoe_mode=$3 return 0 ;; 7) fcoe_mac=$1:$2:$3:$4:$5:$6 fcoe_dcb=$7 + fcoe_mode="fabric" + return 0 + ;; + 8) + fcoe_mac=$1:$2:$3:$4:$5:$6 + fcoe_dcb=$7 + fcoe_mode=$8 return 0 ;; *) -- 2.6.6
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