| /** |
| * |
| * Remove OSD from existing cluster |
| * |
| * Requred parameters: |
| * SALT_MASTER_URL URL of Salt master |
| * SALT_MASTER_CREDENTIALS Credentials to the Salt API |
| * |
| * HOST Host (minion id) to be removed |
| * OSD Comma separated list of osd ids to be removed |
| * ADMIN_HOST Host (minion id) with admin keyring |
| * CLUSTER_FLAGS Comma separated list of tags to apply to cluster |
| * WAIT_FOR_HEALTHY Wait for cluster rebalance before stoping daemons |
| * |
| */ |
| |
| common = new com.mirantis.mk.Common() |
| salt = new com.mirantis.mk.Salt() |
| def python = new com.mirantis.mk.Python() |
| |
| def pepperEnv = "pepperEnv" |
| def flags = CLUSTER_FLAGS.tokenize(',') |
| def osds = OSD.tokenize(',') |
| |
| |
| def removePartition(master, target, partition_uuid, type='', id=-1) { |
| def partition = "" |
| if (type == 'lockbox') { |
| try { |
| // umount - partition = /dev/sdi2 |
| partition = runCephCommand(master, target, "lsblk -rp | grep -v mapper | grep ${partition_uuid} ")['return'][0].values()[0].split()[0] |
| runCephCommand(master, target, "umount ${partition}") |
| } catch (Exception e) { |
| common.warningMsg(e) |
| } |
| } else if (type == 'data') { |
| try { |
| // umount - partition = /dev/sdi2 |
| partition = runCephCommand(master, target, "df | grep /var/lib/ceph/osd/ceph-${id}")['return'][0].values()[0].split()[0] |
| runCephCommand(master, target, "umount ${partition}") |
| } catch (Exception e) { |
| common.warningMsg(e) |
| } |
| try { |
| // partition = /dev/sdi2 |
| partition = runCephCommand(master, target, "blkid | grep ${partition_uuid} ")['return'][0].values()[0].split(":")[0] |
| } catch (Exception e) { |
| common.warningMsg(e) |
| } |
| } else { |
| try { |
| // partition = /dev/sdi2 |
| partition = runCephCommand(master, target, "blkid | grep ${partition_uuid} ")['return'][0].values()[0].split(":")[0] |
| } catch (Exception e) { |
| common.warningMsg(e) |
| } |
| } |
| if (partition?.trim()) { |
| // dev = /dev/sdi |
| def dev = partition.replaceAll('\\d+$', "") |
| // part_id = 2 |
| def part_id = partition.substring(partition.lastIndexOf("/")+1).replaceAll("[^0-9]+", "") |
| runCephCommand(master, target, "Ignore | parted ${dev} rm ${part_id}") |
| } |
| return |
| } |
| |
| def runCephCommand(master, target, cmd) { |
| return salt.cmdRun(master, target, cmd) |
| } |
| |
| def waitForHealthy(master, count=0, attempts=300) { |
| // wait for healthy cluster |
| while (count<attempts) { |
| def health = runCephCommand(master, ADMIN_HOST, 'ceph health')['return'][0].values()[0] |
| if (health.contains('HEALTH_OK')) { |
| common.infoMsg('Cluster is healthy') |
| break; |
| } |
| count++ |
| sleep(10) |
| } |
| } |
| timeout(time: 12, unit: 'HOURS') { |
| node("python") { |
| |
| // create connection to salt master |
| python.setupPepperVirtualenv(pepperEnv, SALT_MASTER_URL, SALT_MASTER_CREDENTIALS) |
| |
| if (flags.size() > 0) { |
| stage('Set cluster flags') { |
| for (flag in flags) { |
| runCephCommand(pepperEnv, ADMIN_HOST, 'ceph osd set ' + flag) |
| } |
| } |
| } |
| |
| def osd_ids = [] |
| |
| // get list of osd disks of the host |
| salt.runSaltProcessStep(pepperEnv, HOST, 'saltutil.sync_grains', [], null, true, 5) |
| def cephGrain = salt.getGrain(pepperEnv, HOST, 'ceph') |
| |
| if(cephGrain['return'].isEmpty()){ |
| throw new Exception("Ceph salt grain cannot be found!") |
| } |
| common.print(cephGrain) |
| def ceph_disks = cephGrain['return'][0].values()[0].values()[0]['ceph_disk'] |
| common.prettyPrint(ceph_disks) |
| |
| for (i in ceph_disks) { |
| def osd_id = i.getKey().toString() |
| if (osd_id in osds || OSD == '*') { |
| osd_ids.add('osd.' + osd_id) |
| print("Will delete " + osd_id) |
| } else { |
| print("Skipping " + osd_id) |
| } |
| } |
| |
| // wait for healthy cluster |
| if (WAIT_FOR_HEALTHY.toBoolean()) { |
| waitForHealthy(pepperEnv) |
| } |
| |
| // `ceph osd out <id> <id>` |
| stage('Set OSDs out') { |
| runCephCommand(pepperEnv, ADMIN_HOST, 'ceph osd out ' + osd_ids.join(' ')) |
| } |
| |
| // wait for healthy cluster |
| if (WAIT_FOR_HEALTHY.toBoolean()) { |
| sleep(5) |
| waitForHealthy(pepperEnv) |
| } |
| |
| // stop osd daemons |
| stage('Stop OSD daemons') { |
| for (i in osd_ids) { |
| salt.runSaltProcessStep(pepperEnv, HOST, 'service.stop', ['ceph-osd@' + i.replaceAll('osd.', '')], null, true) |
| } |
| } |
| |
| // `ceph osd crush remove osd.2` |
| stage('Remove OSDs from CRUSH') { |
| for (i in osd_ids) { |
| runCephCommand(pepperEnv, ADMIN_HOST, 'ceph osd crush remove ' + i) |
| } |
| } |
| |
| // remove keyring `ceph auth del osd.3` |
| stage('Remove OSD keyrings from auth') { |
| for (i in osd_ids) { |
| runCephCommand(pepperEnv, ADMIN_HOST, 'ceph auth del ' + i) |
| } |
| } |
| |
| // remove osd `ceph osd rm osd.3` |
| stage('Remove OSDs') { |
| for (i in osd_ids) { |
| runCephCommand(pepperEnv, ADMIN_HOST, 'ceph osd rm ' + i) |
| } |
| } |
| |
| for (osd_id in osd_ids) { |
| id = osd_id.replaceAll('osd.', '') |
| /* |
| |
| def dmcrypt = "" |
| try { |
| dmcrypt = runCephCommand(pepperEnv, HOST, "ls -la /var/lib/ceph/osd/ceph-${id}/ | grep dmcrypt")['return'][0].values()[0] |
| } catch (Exception e) { |
| common.warningMsg(e) |
| } |
| |
| if (dmcrypt?.trim()) { |
| mount = runCephCommand(pepperEnv, HOST, "lsblk -rp | grep /var/lib/ceph/osd/ceph-${id} -B1")['return'][0].values()[0] |
| dev = mount.split()[0].replaceAll("[0-9]","") |
| |
| // remove partition tables |
| stage("dd part table on ${dev}") { |
| runCephCommand(pepperEnv, HOST, "dd if=/dev/zero of=${dev} bs=512 count=1 conv=notrunc") |
| } |
| |
| } |
| */ |
| |
| // remove journal, block_db, block_wal partition `parted /dev/sdj rm 3` |
| stage('Remove journal / block_db / block_wal partition') { |
| def partition_uuid = "" |
| def journal_partition_uuid = "" |
| def block_db_partition_uuid = "" |
| def block_wal_partition_uuid = "" |
| try { |
| journal_partition_uuid = runCephCommand(pepperEnv, HOST, "cat /var/lib/ceph/osd/ceph-${id}/journal_uuid")['return'][0].values()[0].split("\n")[0] |
| } catch (Exception e) { |
| common.infoMsg(e) |
| } |
| try { |
| block_db_partition_uuid = runCephCommand(pepperEnv, HOST, "cat /var/lib/ceph/osd/ceph-${id}/block.db_uuid")['return'][0].values()[0].split("\n")[0] |
| } catch (Exception e) { |
| common.infoMsg(e) |
| } |
| |
| try { |
| block_wal_partition_uuid = runCephCommand(pepperEnv, HOST, "cat /var/lib/ceph/osd/ceph-${id}/block.wal_uuid")['return'][0].values()[0].split("\n")[0] |
| } catch (Exception e) { |
| common.infoMsg(e) |
| } |
| |
| // remove partition_uuid = 2c76f144-f412-481e-b150-4046212ca932 |
| if (journal_partition_uuid?.trim()) { |
| removePartition(pepperEnv, HOST, journal_partition_uuid) |
| } |
| if (block_db_partition_uuid?.trim()) { |
| removePartition(pepperEnv, HOST, block_db_partition_uuid) |
| } |
| if (block_wal_partition_uuid?.trim()) { |
| removePartition(pepperEnv, HOST, block_wal_partition_uuid) |
| } |
| |
| try { |
| runCephCommand(pepperEnv, HOST, "partprobe") |
| } catch (Exception e) { |
| common.warningMsg(e) |
| } |
| } |
| |
| // remove data / block / lockbox partition `parted /dev/sdj rm 3` |
| stage('Remove data / block / lockbox partition') { |
| def data_partition_uuid = "" |
| def block_partition_uuid = "" |
| def lockbox_partition_uuid = "" |
| try { |
| data_partition_uuid = runCephCommand(pepperEnv, HOST, "cat /var/lib/ceph/osd/ceph-${id}/fsid")['return'][0].values()[0].split("\n")[0] |
| common.print(data_partition_uuid) |
| } catch (Exception e) { |
| common.infoMsg(e) |
| } |
| try { |
| block_partition_uuid = runCephCommand(pepperEnv, HOST, "cat /var/lib/ceph/osd/ceph-${id}/block_uuid")['return'][0].values()[0].split("\n")[0] |
| } catch (Exception e) { |
| common.infoMsg(e) |
| } |
| |
| try { |
| lockbox_partition_uuid = data_partition_uuid |
| } catch (Exception e) { |
| common.infoMsg(e) |
| } |
| |
| // remove partition_uuid = 2c76f144-f412-481e-b150-4046212ca932 |
| if (block_partition_uuid?.trim()) { |
| removePartition(pepperEnv, HOST, block_partition_uuid) |
| } |
| if (data_partition_uuid?.trim()) { |
| removePartition(pepperEnv, HOST, data_partition_uuid, 'data', id) |
| } |
| if (lockbox_partition_uuid?.trim()) { |
| removePartition(pepperEnv, HOST, lockbox_partition_uuid, 'lockbox') |
| } |
| } |
| } |
| // remove cluster flags |
| if (flags.size() > 0) { |
| stage('Unset cluster flags') { |
| for (flag in flags) { |
| common.infoMsg('Removing flag ' + flag) |
| runCephCommand(pepperEnv, ADMIN_HOST, 'ceph osd unset ' + flag) |
| } |
| } |
| } |
| } |
| } |