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Merge pull request #54334 from adk3798/cephadm-iscsi-teuth-extension
qa/cephadm: extend iscsi teuth test Reviewed-by: John Mulligan <jmulligan@redhat.com>
This commit is contained in:
Adam King
GitHub
commit
6442dea18f
@ -25,3 +25,4 @@ tasks:
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client.0:
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- cephadm/test_iscsi_pids_limit.sh
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- cephadm/test_iscsi_etc_hosts.sh
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- cephadm/test_iscsi_setup.sh
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99
qa/workunits/cephadm/test_iscsi_setup.sh
Executable file
99
qa/workunits/cephadm/test_iscsi_setup.sh
Executable file
@ -0,0 +1,99 @@
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#!/bin/bash
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# very basic set up of iscsi gw and client
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# to make sure things are working
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set -ex
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if ! grep -q rhel /etc/*-release; then
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echo "The script only supports CentOS."
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exit 1
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fi
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# teuthology tends to put the cephadm binary built for our testing
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# branch in /home/ubuntu/cephtest/. If it's there, lets just move it
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# so we don't need to reference the full path.
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if ! command -v cephadm && ls /home/ubuntu/cephtest/cephadm; then
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sudo cp /home/ubuntu/cephtest/cephadm /usr/sbin/
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fi
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# make sure we haven't already created luns
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! sudo ls /dev/disk/by-path | grep iscsi
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sudo dnf install jq -y
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ISCSI_CONT_ID=$(sudo podman ps -qa --filter='name=iscsi' | head -n 1)
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ISCSI_DAEMON_NAME=$(sudo cephadm ls --no-detail | jq -r '.[] | select(.name | startswith("iscsi")) | .name')
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ISCSI_DAEMON_ID=$(cut -d '.' -f2- <<< "$ISCSI_DAEMON_NAME")
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HOSTNAME=$(sudo cephadm shell -- ceph orch ps --daemon-id "$ISCSI_DAEMON_ID" -f json | jq -r '.[] | .hostname')
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NODE_IP=$(sudo cephadm shell -- ceph orch host ls --format json | jq --arg HOSTNAME "$HOSTNAME" -r '.[] | select(.hostname == $HOSTNAME) | .addr')
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# The result of this python line is what iscsi will expect for the first gateway name
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FQDN=$(python3 -c 'import socket; print(socket.getfqdn())')
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# I am running this twice on purpose. I don't know why but in my testing the first time this would
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# run it would return a different result then all subsequent runs (and take significantly longer to run).
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# The result from the first run would cause gateway creation to fail when the return value is used
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# later on. It was likely specific to my env, but it doesn't hurt to run it twice anyway. This
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# was the case whether I ran it through cephadm shell or directly on the host machine.
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FQDN=$(python3 -c 'import socket; print(socket.getfqdn())')
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ISCSI_POOL=$(sudo cephadm shell -- ceph orch ls iscsi --format json | jq -r '.[] | .spec | .pool')
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ISCSI_USER="adminadmin"
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ISCSI_PASSWORD="adminadminadmin"
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# gateway setup
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container_gwcli() {
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sudo podman exec -it ${ISCSI_CONT_ID} gwcli "$@"
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}
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container_gwcli /iscsi-targets create iqn.2003-01.com.redhat.iscsi-gw:iscsi-igw
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# I've seen this give a nonzero error code with an error message even when
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# creating the gateway successfully, so this command is allowed to fail
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# If it actually failed to make the gateway, some of the follow up commands will fail
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container_gwcli /iscsi-targets/iqn.2003-01.com.redhat.iscsi-gw:iscsi-igw/gateways create ${FQDN} ${NODE_IP} || true
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container_gwcli /disks create pool=${ISCSI_POOL} image=disk_1 size=2G
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container_gwcli /disks create pool=${ISCSI_POOL} image=disk_2 size=2G
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container_gwcli /iscsi-targets/iqn.2003-01.com.redhat.iscsi-gw:iscsi-igw/hosts create iqn.1994-05.com.redhat:client1
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container_gwcli /iscsi-targets/iqn.2003-01.com.redhat.iscsi-gw:iscsi-igw/hosts/iqn.1994-05.com.redhat:client1 auth username=${ISCSI_USER} password=${ISCSI_PASSWORD}
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container_gwcli /iscsi-targets/iqn.2003-01.com.redhat.iscsi-gw:iscsi-igw/hosts/iqn.1994-05.com.redhat:client1 disk add ${ISCSI_POOL}/disk_1
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container_gwcli /iscsi-targets/iqn.2003-01.com.redhat.iscsi-gw:iscsi-igw/hosts/iqn.1994-05.com.redhat:client1 disk add ${ISCSI_POOL}/disk_2
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# set up multipath and some iscsi config options
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sudo dnf install -y iscsi-initiator-utils device-mapper-multipath
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# this next line is purposely being done without "-a" on the tee command to
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# overwrite the current initiatorname.iscsi file if it is there
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echo "GenerateName=no" | sudo tee /etc/iscsi/initiatorname.iscsi
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echo "InitiatorName=iqn.1994-05.com.redhat:client1" | sudo tee -a /etc/iscsi/initiatorname.iscsi
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echo "node.session.auth.authmethod = CHAP" | sudo tee -a /etc/iscsi/iscsid.conf
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echo "node.session.auth.username = ${ISCSI_USER}" | sudo tee -a /etc/iscsi/iscsid.conf
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echo "node.session.auth.password = ${ISCSI_PASSWORD}" | sudo tee -a /etc/iscsi/iscsid.conf
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sudo tee -a /etc/multipath.conf > /dev/null << EOF
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devices {
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device {
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vendor "LIO-ORG"
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product "TCMU device"
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hardware_handler "1 alua"
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path_grouping_policy "failover"
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path_selector "queue-length 0"
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failback 60
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path_checker tur
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prio alua
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prio_args exclusive_pref_bit
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fast_io_fail_tmo 25
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no_path_retry queue
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}
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}
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EOF
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sudo systemctl restart multipathd
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sudo systemctl restart iscsid
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# client setup
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sudo iscsiadm -m discovery -t st -p ${NODE_IP}
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sudo iscsiadm -m node -T iqn.2003-01.com.redhat.iscsi-gw:iscsi-igw -l
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sudo iscsiadm -m session --rescan
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sleep 5
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# make sure we can now see luns
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sudo ls /dev/disk/by-path | grep iscsi
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