selftests: mlxsw: Introduce devlink line card provision/unprovision/activation tests
Introduce basic line card manipulation which consists of provisioning, unprovisioning and activation of a line card. Signed-off-by: Jiri Pirko <jiri@nvidia.com> Signed-off-by: Ido Schimmel <idosch@nvidia.com> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jiri Pirko
David S. Miller
Родитель
6445eef0f6
Коммит
e1fad9517f
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#!/bin/bash
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# SPDX-License-Identifier: GPL-2.0
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#
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# In addition to the common variables, user might use:
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# LC_SLOT - If not set, all probed line cards are going to be tested,
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# with an exception of the "activation_16x100G_test".
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# It set, only the selected line card is going to be used
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# for tests, including "activation_16x100G_test".
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lib_dir=$(dirname $0)/../../../net/forwarding
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ALL_TESTS="
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unprovision_test
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provision_test
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activation_16x100G_test
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"
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NUM_NETIFS=0
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source $lib_dir/lib.sh
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source $lib_dir/devlink_lib.sh
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until_lc_state_is()
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{
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local state=$1; shift
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local current=$("$@")
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echo "$current"
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[ "$current" == "$state" ]
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}
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until_lc_state_is_not()
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{
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! until_lc_state_is "$@"
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}
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lc_state_get()
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{
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local lc=$1
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devlink lc show $DEVLINK_DEV lc $lc -j | jq -e -r ".[][][].state"
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}
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lc_wait_until_state_changes()
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{
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local lc=$1
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local state=$2
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local timeout=$3 # ms
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busywait "$timeout" until_lc_state_is_not "$state" lc_state_get "$lc"
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}
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lc_wait_until_state_becomes()
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{
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local lc=$1
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local state=$2
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local timeout=$3 # ms
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busywait "$timeout" until_lc_state_is "$state" lc_state_get "$lc"
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}
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until_lc_port_count_is()
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{
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local port_count=$1; shift
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local current=$("$@")
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echo "$current"
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[ $current == $port_count ]
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}
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lc_port_count_get()
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{
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local lc=$1
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devlink port -j | jq -e -r ".[][] | select(.lc==$lc) | .port" | wc -l
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}
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lc_wait_until_port_count_is()
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{
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local lc=$1
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local port_count=$2
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local timeout=$3 # ms
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busywait "$timeout" until_lc_port_count_is "$port_count" lc_port_count_get "$lc"
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}
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PROV_UNPROV_TIMEOUT=8000 # ms
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POST_PROV_ACT_TIMEOUT=2000 # ms
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PROV_PORTS_INSTANTIATION_TIMEOUT=15000 # ms
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unprovision_one()
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{
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local lc=$1
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local state
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state=$(lc_state_get $lc)
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check_err $? "Failed to get state of linecard $lc"
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if [[ "$state" == "unprovisioned" ]]; then
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return
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fi
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log_info "Unprovisioning linecard $lc"
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devlink lc set $DEVLINK_DEV lc $lc notype
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check_err $? "Failed to trigger linecard $lc unprovisioning"
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state=$(lc_wait_until_state_changes $lc "unprovisioning" \
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$PROV_UNPROV_TIMEOUT)
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check_err $? "Failed to unprovision linecard $lc (timeout)"
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[ "$state" == "unprovisioned" ]
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check_err $? "Failed to unprovision linecard $lc (state=$state)"
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}
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provision_one()
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{
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local lc=$1
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local type=$2
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local state
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log_info "Provisioning linecard $lc"
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devlink lc set $DEVLINK_DEV lc $lc type $type
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check_err $? "Failed trigger linecard $lc provisioning"
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state=$(lc_wait_until_state_changes $lc "provisioning" \
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$PROV_UNPROV_TIMEOUT)
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check_err $? "Failed to provision linecard $lc (timeout)"
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[ "$state" == "provisioned" ] || [ "$state" == "active" ]
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check_err $? "Failed to provision linecard $lc (state=$state)"
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provisioned_type=$(devlink lc show $DEVLINK_DEV lc $lc -j | jq -e -r ".[][][].type")
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[ "$provisioned_type" == "$type" ]
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check_err $? "Wrong provision type returned for linecard $lc (got \"$provisioned_type\", expected \"$type\")"
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# Wait for possible activation to make sure the state
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# won't change after return from this function.
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state=$(lc_wait_until_state_becomes $lc "active" \
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$POST_PROV_ACT_TIMEOUT)
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}
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unprovision_test()
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{
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RET=0
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local lc
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lc=$LC_SLOT
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unprovision_one $lc
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log_test "Unprovision"
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}
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LC_16X100G_TYPE="16x100G"
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LC_16X100G_PORT_COUNT=16
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supported_types_check()
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{
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local lc=$1
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local supported_types_count
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local type_index
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local lc_16x100_found=false
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supported_types_count=$(devlink lc show $DEVLINK_DEV lc $lc -j | \
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jq -e -r ".[][][].supported_types | length")
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[ $supported_types_count != 0 ]
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check_err $? "No supported types found for linecard $lc"
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for (( type_index=0; type_index<$supported_types_count; type_index++ ))
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do
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type=$(devlink lc show $DEVLINK_DEV lc $lc -j | \
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jq -e -r ".[][][].supported_types[$type_index]")
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if [[ "$type" == "$LC_16X100G_TYPE" ]]; then
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lc_16x100_found=true
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break
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fi
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done
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[ $lc_16x100_found = true ]
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check_err $? "16X100G not found between supported types of linecard $lc"
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}
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ports_check()
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{
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local lc=$1
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local expected_port_count=$2
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local port_count
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port_count=$(lc_wait_until_port_count_is $lc $expected_port_count \
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$PROV_PORTS_INSTANTIATION_TIMEOUT)
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[ $port_count != 0 ]
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check_err $? "No port associated with linecard $lc"
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[ $port_count == $expected_port_count ]
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check_err $? "Unexpected port count linecard $lc (got $port_count, expected $expected_port_count)"
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}
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provision_test()
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{
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RET=0
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local lc
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local type
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local state
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lc=$LC_SLOT
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supported_types_check $lc
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state=$(lc_state_get $lc)
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check_err $? "Failed to get state of linecard $lc"
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if [[ "$state" != "unprovisioned" ]]; then
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unprovision_one $lc
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fi
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provision_one $lc $LC_16X100G_TYPE
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ports_check $lc $LC_16X100G_PORT_COUNT
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log_test "Provision"
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}
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ACTIVATION_TIMEOUT=20000 # ms
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interface_check()
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{
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ip link set $h1 up
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ip link set $h2 up
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ifaces_upped=true
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setup_wait
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}
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activation_16x100G_test()
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{
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RET=0
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local lc
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local type
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local state
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lc=$LC_SLOT
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type=$LC_16X100G_TYPE
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unprovision_one $lc
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provision_one $lc $type
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state=$(lc_wait_until_state_becomes $lc "active" \
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$ACTIVATION_TIMEOUT)
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check_err $? "Failed to get linecard $lc activated (timeout)"
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interface_check
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log_test "Activation 16x100G"
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}
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setup_prepare()
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{
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local lc_num=$(devlink lc show -j | jq -e -r ".[][\"$DEVLINK_DEV\"] |length")
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if [[ $? -ne 0 ]] || [[ $lc_num -eq 0 ]]; then
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echo "SKIP: No linecard support found"
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exit $ksft_skip
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fi
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if [ -z "$LC_SLOT" ]; then
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echo "SKIP: \"LC_SLOT\" variable not provided"
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exit $ksft_skip
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fi
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# Interfaces are not present during the script start,
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# that's why we define NUM_NETIFS here so dummy
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# implicit veth pairs are not created.
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NUM_NETIFS=2
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h1=${NETIFS[p1]}
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h2=${NETIFS[p2]}
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ifaces_upped=false
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}
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cleanup()
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{
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if [ "$ifaces_upped" = true ] ; then
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ip link set $h1 down
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ip link set $h2 down
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fi
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}
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trap cleanup EXIT
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setup_prepare
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tests_run
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exit $EXIT_STATUS
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