Merge "Ability to use a remote Ceph cluster"

This commit is contained in:
Jenkins 2015-01-13 18:16:02 +00:00 committed by Gerrit Code Review
commit 5734d08174
3 changed files with 126 additions and 44 deletions

View File

@ -6,14 +6,19 @@ if is_service_enabled ceph; then
source $TOP_DIR/lib/ceph
elif [[ "$1" == "stack" && "$2" == "pre-install" ]]; then
echo_summary "Installing Ceph"
install_ceph
echo_summary "Configuring Ceph"
configure_ceph
# NOTE (leseb): Do everything here because we need to have Ceph started before the main
# OpenStack components. Ceph OSD must start here otherwise we can't upload any images.
echo_summary "Initializing Ceph"
init_ceph
start_ceph
check_os_support_ceph
if [ "$REMOTE_CEPH" = "False" ]; then
install_ceph
echo_summary "Configuring Ceph"
configure_ceph
# NOTE (leseb): Do everything here because we need to have Ceph started before the main
# OpenStack components. Ceph OSD must start here otherwise we can't upload any images.
echo_summary "Initializing Ceph"
init_ceph
start_ceph
else
install_ceph_remote
fi
elif [[ "$1" == "stack" && "$2" == "post-config" ]]; then
if is_service_enabled glance; then
echo_summary "Configuring Glance for Ceph"
@ -32,14 +37,39 @@ if is_service_enabled ceph; then
echo_summary "Configuring libvirt secret"
import_libvirt_secret_ceph
fi
if [ "$REMOTE_CEPH" = "False" ]; then
if is_service_enabled glance; then
echo_summary "Configuring Glance for Ceph"
configure_ceph_embedded_glance
fi
if is_service_enabled nova; then
echo_summary "Configuring Nova for Ceph"
configure_ceph_embedded_nova
fi
if is_service_enabled cinder; then
echo_summary "Configuring Cinder for Ceph"
configure_ceph_embedded_cinder
fi
fi
fi
if [[ "$1" == "unstack" ]]; then
stop_ceph
cleanup_ceph
if [ "$REMOTE_CEPH" = "True" ]; then
cleanup_ceph_remote
else
cleanup_ceph_embedded
stop_ceph
fi
cleanup_ceph_general
fi
if [[ "$1" == "clean" ]]; then
cleanup_ceph
if [ "$REMOTE_CEPH" = "True" ]; then
cleanup_ceph_remote
else
cleanup_ceph_embedded
fi
cleanup_ceph_general
fi
fi

108
lib/ceph
View File

@ -70,6 +70,11 @@ CINDER_CEPH_UUID=${CINDER_CEPH_UUID:-$(uuidgen)}
CEPH_REPLICAS=${CEPH_REPLICAS:-1}
CEPH_REPLICAS_SEQ=$(seq ${CEPH_REPLICAS})
# Connect to an existing Ceph cluster
REMOTE_CEPH=$(trueorfalse False $REMOTE_CEPH)
REMOTE_CEPH_ADMIN_KEY_PATH=${REMOTE_CEPH_ADMIN_KEY_PATH:-$CEPH_CONF_DIR/ceph.client.admin.keyring}
# Functions
# ------------
@ -94,29 +99,69 @@ EOF
sudo rm -f secret.xml
}
# undefine_virsh_secret() - Undefine Cinder key secret from libvirt
function undefine_virsh_secret {
if is_service_enabled cinder || is_service_enabled nova; then
local virsh_uuid=$(sudo virsh secret-list | awk '/^ ?[0-9a-z]/ { print $1 }')
sudo virsh secret-undefine ${virsh_uuid} >/dev/null 2>&1
fi
}
# check_os_support_ceph() - Check if the operating system provides a decent version of Ceph
function check_os_support_ceph {
if [[ ! ${DISTRO} =~ (trusty|f20|f21) ]]; then
echo "WARNING: your distro $DISTRO does not provide (at least) the Firefly release. Please use Ubuntu Trusty or Fedora 20 (and higher)"
if [[ "$FORCE_CEPH_INSTALL" != "yes" ]]; then
die $LINENO "If you wish to install Ceph on this distribution anyway run with FORCE_CEPH_INSTALL=yes"
fi
NO_UPDATE_REPOS=False
fi
}
# cleanup_ceph() - Remove residual data files, anything left over from previous
# runs that a clean run would need to clean up
function cleanup_ceph {
function cleanup_ceph_remote {
# do a proper cleanup from here to avoid leftover on the remote Ceph cluster
if is_service_enabled glance; then
sudo ceph osd pool delete $GLANCE_CEPH_POOL $GLANCE_CEPH_POOL --yes-i-really-really-mean-it > /dev/null 2>&1
sudo ceph auth del client.$GLANCE_CEPH_USER > /dev/null 2>&1
fi
if is_service_enabled cinder; then
sudo ceph osd pool delete $CINDER_CEPH_POOL $CINDER_CEPH_POOL --yes-i-really-really-mean-it > /dev/null 2>&1
sudo ceph auth del client.$CINDER_CEPH_USER > /dev/null 2>&1
fi
if is_service_enabled c-bak; then
sudo ceph osd pool delete $CINDER_BAK_CEPH_POOL $CINDER_BAK_CEPH_POOL --yes-i-really-really-mean-it > /dev/null 2>&1
sudo ceph auth del client.$CINDER_BAK_CEPH_USER > /dev/null 2>&1
fi
if is_service_enabled nova; then
iniset $NOVA_CONF libvirt rbd_secret_uuid ""
sudo ceph osd pool delete $NOVA_CEPH_POOL $NOVA_CEPH_POOL --yes-i-really-really-mean-it > /dev/null 2>&1
fi
}
function cleanup_ceph_embedded {
sudo pkill -f ceph-mon
sudo pkill -f ceph-osd
sudo rm -rf ${CEPH_DATA_DIR}/*/*
sudo rm -rf ${CEPH_CONF_DIR}/*
if egrep -q ${CEPH_DATA_DIR} /proc/mounts; then
sudo umount ${CEPH_DATA_DIR}
fi
if [[ -e ${CEPH_DISK_IMAGE} ]]; then
sudo rm -f ${CEPH_DISK_IMAGE}
fi
uninstall_package ceph ceph-common python-ceph libcephfs1 > /dev/null 2>&1
if is_service_enabled cinder || is_service_enabled nova; then
local virsh_uuid=$(sudo virsh secret-list | awk '/^ ?[0-9a-z]/ { print $1 }')
sudo virsh secret-undefine ${virsh_uuid} >/dev/null 2>&1
fi
if is_service_enabled nova; then
iniset $NOVA_CONF libvirt rbd_secret_uuid ""
fi
}
function cleanup_ceph_general {
undefine_virsh_secret
uninstall_package ceph ceph-common python-ceph libcephfs1 > /dev/null 2>&1
# purge ceph config file and keys
sudo rm -rf ${CEPH_CONF_DIR}/*
}
# configure_ceph() - Set config files, create data dirs, etc
function configure_ceph {
local count=0
@ -132,7 +177,7 @@ function configure_ceph {
sudo mkdir /var/lib/ceph/mon/ceph-$(hostname)
# create a default ceph configuration file
sudo tee -a ${CEPH_CONF_FILE} > /dev/null <<EOF
sudo tee ${CEPH_CONF_FILE} > /dev/null <<EOF
[global]
fsid = ${CEPH_FSID}
mon_initial_members = $(hostname)
@ -205,14 +250,17 @@ EOF
done
}
# configure_ceph_glance() - Glance config needs to come after Glance is set up
function configure_ceph_glance {
function configure_ceph_embedded_glance {
# configure Glance service options, ceph pool, ceph user and ceph key
sudo ceph -c ${CEPH_CONF_FILE} osd pool create ${GLANCE_CEPH_POOL} ${GLANCE_CEPH_POOL_PG} ${GLANCE_CEPH_POOL_PGP}
sudo ceph -c ${CEPH_CONF_FILE} osd pool set ${GLANCE_CEPH_POOL} size ${CEPH_REPLICAS}
if [[ $CEPH_REPLICAS -ne 1 ]]; then
sudo ceph -c ${CEPH_CONF_FILE} osd pool set ${GLANCE_CEPH_POOL} crush_ruleset ${RULE_ID}
fi
}
# configure_ceph_glance() - Glance config needs to come after Glance is set up
function configure_ceph_glance {
sudo ceph -c ${CEPH_CONF_FILE} osd pool create ${GLANCE_CEPH_POOL} ${GLANCE_CEPH_POOL_PG} ${GLANCE_CEPH_POOL_PGP}
sudo ceph -c ${CEPH_CONF_FILE} auth get-or-create client.${GLANCE_CEPH_USER} mon "allow r" osd "allow class-read object_prefix rbd_children, allow rwx pool=${GLANCE_CEPH_POOL}" | sudo tee ${CEPH_CONF_DIR}/ceph.client.${GLANCE_CEPH_USER}.keyring
sudo chown ${STACK_USER}:$(id -g -n $whoami) ${CEPH_CONF_DIR}/ceph.client.${GLANCE_CEPH_USER}.keyring
@ -227,14 +275,17 @@ function configure_ceph_glance {
iniset $GLANCE_API_CONF glance_store rbd_store_pool $GLANCE_CEPH_POOL
}
# configure_ceph_nova() - Nova config needs to come after Nova is set up
function configure_ceph_nova {
function configure_ceph_embedded_nova {
# configure Nova service options, ceph pool, ceph user and ceph key
sudo ceph -c ${CEPH_CONF_FILE} osd pool create ${NOVA_CEPH_POOL} ${NOVA_CEPH_POOL_PG} ${NOVA_CEPH_POOL_PGP}
sudo ceph -c ${CEPH_CONF_FILE} osd pool set ${NOVA_CEPH_POOL} size ${CEPH_REPLICAS}
if [[ $CEPH_REPLICAS -ne 1 ]]; then
sudo -c ${CEPH_CONF_FILE} ceph osd pool set ${NOVA_CEPH_POOL} crush_ruleset ${RULE_ID}
fi
}
# configure_ceph_nova() - Nova config needs to come after Nova is set up
function configure_ceph_nova {
sudo ceph -c ${CEPH_CONF_FILE} osd pool create ${NOVA_CEPH_POOL} ${NOVA_CEPH_POOL_PG} ${NOVA_CEPH_POOL_PGP}
iniset $NOVA_CONF libvirt rbd_user ${CINDER_CEPH_USER}
iniset $NOVA_CONF libvirt rbd_secret_uuid ${CINDER_CEPH_UUID}
iniset $NOVA_CONF libvirt inject_key false
@ -250,15 +301,17 @@ function configure_ceph_nova {
fi
}
# configure_ceph_cinder() - Cinder config needs to come after Cinder is set up
function configure_ceph_cinder {
function configure_ceph_embedded_cinder {
# Configure Cinder service options, ceph pool, ceph user and ceph key
sudo ceph -c ${CEPH_CONF_FILE} osd pool create ${CINDER_CEPH_POOL} ${CINDER_CEPH_POOL_PG} ${CINDER_CEPH_POOL_PGP}
sudo ceph -c ${CEPH_CONF_FILE} osd pool set ${CINDER_CEPH_POOL} size ${CEPH_REPLICAS}
if [[ $CEPH_REPLICAS -ne 1 ]]; then
sudo ceph -c ${CEPH_CONF_FILE} osd pool set ${CINDER_CEPH_POOL} crush_ruleset ${RULE_ID}
fi
}
# configure_ceph_cinder() - Cinder config needs to come after Cinder is set up
function configure_ceph_cinder {
sudo ceph -c ${CEPH_CONF_FILE} osd pool create ${CINDER_CEPH_POOL} ${CINDER_CEPH_POOL_PG} ${CINDER_CEPH_POOL_PGP}
sudo ceph -c ${CEPH_CONF_FILE} auth get-or-create client.${CINDER_CEPH_USER} mon "allow r" osd "allow class-read object_prefix rbd_children, allow rwx pool=${CINDER_CEPH_POOL}, allow rwx pool=${NOVA_CEPH_POOL},allow rx pool=${GLANCE_CEPH_POOL}" | sudo tee ${CEPH_CONF_DIR}/ceph.client.${CINDER_CEPH_USER}.keyring
sudo chown ${STACK_USER}:$(id -g -n $whoami) ${CEPH_CONF_DIR}/ceph.client.${CINDER_CEPH_USER}.keyring
}
@ -272,15 +325,12 @@ function init_ceph {
}
# install_ceph() - Collect source and prepare
function install_ceph_remote {
install_package ceph-common
}
function install_ceph {
# NOTE(dtroyer): At some point it'll be easier to test for unsupported distros,
# leveraging the list in stack.sh
if [[ ${os_CODENAME} =~ trusty ]] || [[ ${os_CODENAME} =~ SchrödingersCat ]] || [[ ${os_CODENAME} =~ Heisenbug ]]; then
NO_UPDATE_REPOS=False
install_package ceph
else
exit_distro_not_supported "Ceph since your distro doesn't provide (at least) the Firefly release. Please use Ubuntu Trusty or Fedora 19/20"
fi
install_package ceph
}
# start_ceph() - Start running processes, including screen

View File

@ -54,11 +54,13 @@ function configure_cinder_backend_ceph {
iniset $CINDER_CONF DEFAULT glance_api_version 2
if is_service_enabled c-bak; then
# Configure Cinder backup service options, ceph pool, ceph user and ceph key
sudo ceph -c ${CEPH_CONF_FILE} osd pool create ${CINDER_BAK_CEPH_POOL} ${CINDER_BAK_CEPH_POOL_PG} ${CINDER_BAK_CEPH_POOL_PGP}
sudo ceph -c ${CEPH_CONF_FILE} osd pool set ${CINDER_BAK_CEPH_POOL} size ${CEPH_REPLICAS}
if [[ $CEPH_REPLICAS -ne 1 ]]; then
sudo ceph -c ${CEPH_CONF_FILE} osd pool set ${CINDER_BAK_CEPH_POOL} crush_ruleset ${RULE_ID}
if [ "$REMOTE_CEPH" = "False" ]; then
# Configure Cinder backup service options, ceph pool, ceph user and ceph key
sudo ceph -c ${CEPH_CONF_FILE} osd pool set ${CINDER_BAK_CEPH_POOL} size ${CEPH_REPLICAS}
if [[ $CEPH_REPLICAS -ne 1 ]]; then
sudo ceph -c ${CEPH_CONF_FILE} osd pool set ${CINDER_BAK_CEPH_POOL} crush_ruleset ${RULE_ID}
fi
fi
sudo ceph -c ${CEPH_CONF_FILE} auth get-or-create client.${CINDER_BAK_CEPH_USER} mon "allow r" osd "allow class-read object_prefix rbd_children, allow rwx pool=${CINDER_BAK_CEPH_POOL}" | sudo tee ${CEPH_CONF_DIR}/ceph.client.${CINDER_BAK_CEPH_USER}.keyring
sudo chown $(whoami):$(whoami) ${CEPH_CONF_DIR}/ceph.client.${CINDER_BAK_CEPH_USER}.keyring