Spdk/test/sma/plugins.sh
Konrad Sztyber b5678ba805 sma: wait until SPDK process is responding
Most of the devices need to send RPCs during initialization (e.g. create
a transport), so we need to take care that they're initialized only
after we are certain that the SPDK process is listening.

The mechanisim is similar to the `waitforlisten` function used in our
test scripts - it sends a series of `rpc_get_methods` calls and times
out after a period of time if no response is received.  For now, the
timeout is hardcoded to 60s.

Signed-off-by: Konrad Sztyber <konrad.sztyber@intel.com>
Change-Id: Iddadc04ad4c486d2894bc40e1a899a9d204400fc
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/11802
Community-CI: Broadcom CI <spdk-ci.pdl@broadcom.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
2022-05-20 09:16:54 +00:00

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#!/usr/bin/env bash
testdir=$(readlink -f "$(dirname "$0")")
rootdir=$(readlink -f "$testdir/../..")
source "$rootdir/test/common/autotest_common.sh"
source "$testdir/common.sh"
function cleanup() {
killprocess $tgtpid
killprocess $smapid
}
function create_device() {
"$rootdir/scripts/sma-client.py" <<- EOF
{
"method": "CreateDevice",
"params": {
"$1": {}
}
}
EOF
}
trap 'cleanup; exit 1' SIGINT SIGTERM EXIT
$rootdir/build/bin/spdk_tgt &
tgtpid=$!
# First check a single plugin with both its devices enabled in the config
PYTHONPATH=$testdir/plugins $rootdir/scripts/sma.py -c <(
cat <<- EOF
plugins:
- 'plugin1'
devices:
- name: 'plugin1-device1'
- name: 'plugin1-device2'
EOF
) &
smapid=$!
# Wait for a while to make sure SMA starts listening
sma_waitforlisten
[[ $(create_device nvme | jq -r '.handle') == 'nvme:plugin1-device1' ]]
[[ $(create_device nvmf_tcp | jq -r '.handle') == 'nvmf_tcp:plugin1-device2' ]]
killprocess $smapid
# Check that it's possible to enable only a single device from a plugin
PYTHONPATH=$testdir/plugins $rootdir/scripts/sma.py -c <(
cat <<- EOF
plugins:
- 'plugin1'
devices:
- name: 'plugin1-device2'
EOF
) &
smapid=$!
sma_waitforlisten
[[ $(create_device nvmf_tcp | jq -r '.handle') == 'nvmf_tcp:plugin1-device2' ]]
NOT create_device nvme
killprocess $smapid
# Load two different plugins, but only enable devices from one of them
PYTHONPATH=$testdir/plugins $rootdir/scripts/sma.py -c <(
cat <<- EOF
plugins:
- 'plugin1'
- 'plugin2'
devices:
- name: 'plugin1-device1'
- name: 'plugin1-device2'
EOF
) &
smapid=$!
sma_waitforlisten
[[ $(create_device nvme | jq -r '.handle') == 'nvme:plugin1-device1' ]]
[[ $(create_device nvmf_tcp | jq -r '.handle') == 'nvmf_tcp:plugin1-device2' ]]
killprocess $smapid
# Check the same but take devices defined by the other plugin
PYTHONPATH=$testdir/plugins $rootdir/scripts/sma.py -c <(
cat <<- EOF
plugins:
- 'plugin1'
- 'plugin2'
devices:
- name: 'plugin2-device1'
- name: 'plugin2-device2'
EOF
) &
smapid=$!
sma_waitforlisten
[[ $(create_device nvme | jq -r '.handle') == 'nvme:plugin2-device1' ]]
[[ $(create_device nvmf_tcp | jq -r '.handle') == 'nvmf_tcp:plugin2-device2' ]]
killprocess $smapid
# Now pick a device from each plugin
PYTHONPATH=$testdir/plugins $rootdir/scripts/sma.py -c <(
cat <<- EOF
plugins:
- 'plugin1'
- 'plugin2'
devices:
- name: 'plugin1-device1'
- name: 'plugin2-device2'
EOF
) &
smapid=$!
sma_waitforlisten
[[ $(create_device nvme | jq -r '.handle') == 'nvme:plugin1-device1' ]]
[[ $(create_device nvmf_tcp | jq -r '.handle') == 'nvmf_tcp:plugin2-device2' ]]
killprocess $smapid
# Check the same, but register plugins via a env var
PYTHONPATH=$testdir/plugins SMA_PLUGINS=plugin1:plugin2 $rootdir/scripts/sma.py -c <(
cat <<- EOF
devices:
- name: 'plugin1-device1'
- name: 'plugin2-device2'
EOF
) &
smapid=$!
sma_waitforlisten
[[ $(create_device nvme | jq -r '.handle') == 'nvme:plugin1-device1' ]]
[[ $(create_device nvmf_tcp | jq -r '.handle') == 'nvmf_tcp:plugin2-device2' ]]
killprocess $smapid
# Finally, register one plugin in a config and the other through env var
PYTHONPATH=$testdir/plugins SMA_PLUGINS=plugin1 $rootdir/scripts/sma.py -c <(
cat <<- EOF
plugins:
- 'plugin2'
devices:
- name: 'plugin1-device1'
- name: 'plugin2-device2'
EOF
) &
smapid=$!
sma_waitforlisten
[[ $(create_device nvme | jq -r '.handle') == 'nvme:plugin1-device1' ]]
[[ $(create_device nvmf_tcp | jq -r '.handle') == 'nvmf_tcp:plugin2-device2' ]]
cleanup
trap - SIGINT SIGTERM EXIT