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functions-common
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functions-common
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#!/bin/bash
#
# functions-common - Common functions used by DevStack components
#
# The canonical copy of this file is maintained in the DevStack repo.
# All modifications should be made there and then sync'ed to other repos
# as required.
#
# This file is sorted alphabetically within the function groups.
#
# - Config Functions
# - Control Functions
# - Distro Functions
# - Git Functions
# - OpenStack Functions
# - Package Functions
# - Process Functions
# - Service Functions
# - System Functions
#
# The following variables are assumed to be defined by certain functions:
#
# - ``ENABLED_SERVICES``
# - ``ERROR_ON_CLONE``
# - ``FILES``
# - ``OFFLINE``
# - ``RECLONE``
# - ``REQUIREMENTS_DIR``
# - ``STACK_USER``
# - ``TRACK_DEPENDS``
# - ``UNDO_REQUIREMENTS``
# - ``http_proxy``, ``https_proxy``, ``no_proxy``
#
# Save trace setting
XTRACE=$(set +o | grep xtrace)
set +o xtrace
# Global Config Variables
declare -A GITREPO
declare -A GITBRANCH
declare -A GITDIR
TRACK_DEPENDS=${TRACK_DEPENDS:-False}
# Normalize config values to True or False
# Accepts as False: 0 no No NO false False FALSE
# Accepts as True: 1 yes Yes YES true True TRUE
# VAR=$(trueorfalse default-value test-value)
function trueorfalse {
local xtrace=$(set +o | grep xtrace)
set +o xtrace
local default=$1
local testval=${!2:-}
case "$testval" in
"1" | [yY]es | "YES" | [tT]rue | "TRUE" ) echo "True" ;;
"0" | [nN]o | "NO" | [fF]alse | "FALSE" ) echo "False" ;;
* ) echo "$default" ;;
esac
$xtrace
}
function isset {
[[ -v "$1" ]]
}
# Control Functions
# =================
# Prints backtrace info
# filename:lineno:function
# backtrace level
function backtrace {
local level=$1
local deep=$((${#BASH_SOURCE[@]} - 1))
echo "[Call Trace]"
while [ $level -le $deep ]; do
echo "${BASH_SOURCE[$deep]}:${BASH_LINENO[$deep-1]}:${FUNCNAME[$deep-1]}"
deep=$((deep - 1))
done
}
# Prints line number and "message" then exits
# die $LINENO "message"
function die {
local exitcode=$?
set +o xtrace
local line=$1; shift
if [ $exitcode == 0 ]; then
exitcode=1
fi
backtrace 2
err $line "$*"
# Give buffers a second to flush
sleep 1
exit $exitcode
}
# Checks an environment variable is not set or has length 0 OR if the
# exit code is non-zero and prints "message" and exits
# NOTE: env-var is the variable name without a '$'
# die_if_not_set $LINENO env-var "message"
function die_if_not_set {
local exitcode=$?
local xtrace=$(set +o | grep xtrace)
set +o xtrace
local line=$1; shift
local evar=$1; shift
if ! is_set $evar || [ $exitcode != 0 ]; then
die $line "$*"
fi
$xtrace
}
# Prints line number and "message" in error format
# err $LINENO "message"
function err {
local exitcode=$?
local xtrace=$(set +o | grep xtrace)
set +o xtrace
local msg="[ERROR] ${BASH_SOURCE[2]}:$1 $2"
echo $msg 1>&2;
if [[ -n ${LOGDIR} ]]; then
echo $msg >> "${LOGDIR}/error.log"
fi
$xtrace
return $exitcode
}
# Checks an environment variable is not set or has length 0 OR if the
# exit code is non-zero and prints "message"
# NOTE: env-var is the variable name without a '$'
# err_if_not_set $LINENO env-var "message"
function err_if_not_set {
local exitcode=$?
local xtrace=$(set +o | grep xtrace)
set +o xtrace
local line=$1; shift
local evar=$1; shift
if ! is_set $evar || [ $exitcode != 0 ]; then
err $line "$*"
fi
$xtrace
return $exitcode
}
# Exit after outputting a message about the distribution not being supported.
# exit_distro_not_supported [optional-string-telling-what-is-missing]
function exit_distro_not_supported {
if [[ -z "$DISTRO" ]]; then
GetDistro
fi
if [ $# -gt 0 ]; then
die $LINENO "Support for $DISTRO is incomplete: no support for $@"
else
die $LINENO "Support for $DISTRO is incomplete."
fi
}
# Test if the named environment variable is set and not zero length
# is_set env-var
function is_set {
local var=\$"$1"
eval "[ -n \"$var\" ]" # For ex.: sh -c "[ -n \"$var\" ]" would be better, but several exercises depends on this
}
# Prints line number and "message" in warning format
# warn $LINENO "message"
function warn {
local exitcode=$?
local xtrace=$(set +o | grep xtrace)
set +o xtrace
local msg="[WARNING] ${BASH_SOURCE[2]}:$1 $2"
echo $msg
$xtrace
return $exitcode
}
# Distro Functions
# ================
# Determine OS Vendor, Release and Update
# Tested with OS/X, Ubuntu, RedHat, CentOS, Fedora
# Returns results in global variables:
# ``os_VENDOR`` - vendor name: ``Ubuntu``, ``Fedora``, etc
# ``os_RELEASE`` - major release: ``14.04`` (Ubuntu), ``20`` (Fedora)
# ``os_UPDATE`` - update: ex. the ``5`` in ``RHEL6.5``
# ``os_PACKAGE`` - package type: ``deb`` or ``rpm``
# ``os_CODENAME`` - vendor's codename for release: ``snow leopard``, ``trusty``
os_VENDOR=""
os_RELEASE=""
os_UPDATE=""
os_PACKAGE=""
os_CODENAME=""
# GetOSVersion
function GetOSVersion {
# Figure out which vendor we are
if [[ -x "`which sw_vers 2>/dev/null`" ]]; then
# OS/X
os_VENDOR=`sw_vers -productName`
os_RELEASE=`sw_vers -productVersion`
os_UPDATE=${os_RELEASE##*.}
os_RELEASE=${os_RELEASE%.*}
os_PACKAGE=""
if [[ "$os_RELEASE" =~ "10.7" ]]; then
os_CODENAME="lion"
elif [[ "$os_RELEASE" =~ "10.6" ]]; then
os_CODENAME="snow leopard"
elif [[ "$os_RELEASE" =~ "10.5" ]]; then
os_CODENAME="leopard"
elif [[ "$os_RELEASE" =~ "10.4" ]]; then
os_CODENAME="tiger"
elif [[ "$os_RELEASE" =~ "10.3" ]]; then
os_CODENAME="panther"
else
os_CODENAME=""
fi
elif [[ -x $(which lsb_release 2>/dev/null) ]]; then
os_VENDOR=$(lsb_release -i -s)
os_RELEASE=$(lsb_release -r -s)
os_UPDATE=""
os_PACKAGE="rpm"
if [[ "Debian,Ubuntu,LinuxMint" =~ $os_VENDOR ]]; then
os_PACKAGE="deb"
elif [[ "SUSE LINUX" =~ $os_VENDOR ]]; then
lsb_release -d -s | grep -q openSUSE
if [[ $? -eq 0 ]]; then
os_VENDOR="openSUSE"
fi
elif [[ $os_VENDOR == "openSUSE project" ]]; then
os_VENDOR="openSUSE"
elif [[ $os_VENDOR =~ Red.*Hat ]]; then
os_VENDOR="Red Hat"
fi
os_CODENAME=$(lsb_release -c -s)
elif [[ -r /etc/redhat-release ]]; then
# Red Hat Enterprise Linux Server release 5.5 (Tikanga)
# Red Hat Enterprise Linux Server release 7.0 Beta (Maipo)
# CentOS release 5.5 (Final)
# CentOS Linux release 6.0 (Final)
# Fedora release 16 (Verne)
# XenServer release 6.2.0-70446c (xenenterprise)
# Oracle Linux release 7
os_CODENAME=""
for r in "Red Hat" CentOS Fedora XenServer; do
os_VENDOR=$r
if [[ -n "`grep \"$r\" /etc/redhat-release`" ]]; then
ver=`sed -e 's/^.* \([0-9].*\) (\(.*\)).*$/\1\|\2/' /etc/redhat-release`
os_CODENAME=${ver#*|}
os_RELEASE=${ver%|*}
os_UPDATE=${os_RELEASE##*.}
os_RELEASE=${os_RELEASE%.*}
break
fi
os_VENDOR=""
done
if [ "$os_VENDOR" = "Red Hat" ] && [[ -r /etc/oracle-release ]]; then
os_VENDOR=OracleLinux
fi
os_PACKAGE="rpm"
elif [[ -r /etc/SuSE-release ]]; then
for r in openSUSE "SUSE Linux"; do
if [[ "$r" = "SUSE Linux" ]]; then
os_VENDOR="SUSE LINUX"
else
os_VENDOR=$r
fi
if [[ -n "`grep \"$r\" /etc/SuSE-release`" ]]; then
os_CODENAME=`grep "CODENAME = " /etc/SuSE-release | sed 's:.* = ::g'`
os_RELEASE=`grep "VERSION = " /etc/SuSE-release | sed 's:.* = ::g'`
os_UPDATE=`grep "PATCHLEVEL = " /etc/SuSE-release | sed 's:.* = ::g'`
break
fi
os_VENDOR=""
done
os_PACKAGE="rpm"
# If lsb_release is not installed, we should be able to detect Debian OS
elif [[ -f /etc/debian_version ]] && [[ $(cat /proc/version) =~ "Debian" ]]; then
os_VENDOR="Debian"
os_PACKAGE="deb"
os_CODENAME=$(awk '/VERSION=/' /etc/os-release | sed 's/VERSION=//' | sed -r 's/\"|\(|\)//g' | awk '{print $2}')
os_RELEASE=$(awk '/VERSION_ID=/' /etc/os-release | sed 's/VERSION_ID=//' | sed 's/\"//g')
fi
export os_VENDOR os_RELEASE os_UPDATE os_PACKAGE os_CODENAME
}
# Translate the OS version values into common nomenclature
# Sets global ``DISTRO`` from the ``os_*`` values
declare DISTRO
function GetDistro {
GetOSVersion
if [[ "$os_VENDOR" =~ (Ubuntu) || "$os_VENDOR" =~ (Debian) ]]; then
# 'Everyone' refers to Ubuntu / Debian releases by the code name adjective
DISTRO=$os_CODENAME
elif [[ "$os_VENDOR" =~ (Fedora) ]]; then
# For Fedora, just use 'f' and the release
DISTRO="f$os_RELEASE"
elif [[ "$os_VENDOR" =~ (openSUSE) ]]; then
DISTRO="opensuse-$os_RELEASE"
elif [[ "$os_VENDOR" =~ (SUSE LINUX) ]]; then
# For SLE, also use the service pack
if [[ -z "$os_UPDATE" ]]; then
DISTRO="sle${os_RELEASE}"
else
DISTRO="sle${os_RELEASE}sp${os_UPDATE}"
fi
elif [[ "$os_VENDOR" =~ (Red Hat) || \
"$os_VENDOR" =~ (CentOS) || \
"$os_VENDOR" =~ (OracleLinux) ]]; then
# Drop the . release as we assume it's compatible
DISTRO="rhel${os_RELEASE::1}"
elif [[ "$os_VENDOR" =~ (XenServer) ]]; then
DISTRO="xs$os_RELEASE"
else
# Catch-all for now is Vendor + Release + Update
DISTRO="$os_VENDOR-$os_RELEASE.$os_UPDATE"
fi
export DISTRO
}
# Utility function for checking machine architecture
# is_arch arch-type
function is_arch {
[[ "$(uname -m)" == "$1" ]]
}
# Determine if current distribution is an Oracle distribution
# is_oraclelinux
function is_oraclelinux {
if [[ -z "$os_VENDOR" ]]; then
GetOSVersion
fi
[ "$os_VENDOR" = "OracleLinux" ]
}
# Determine if current distribution is a Fedora-based distribution
# (Fedora, RHEL, CentOS, etc).
# is_fedora
function is_fedora {
if [[ -z "$os_VENDOR" ]]; then
GetOSVersion
fi
[ "$os_VENDOR" = "Fedora" ] || [ "$os_VENDOR" = "Red Hat" ] || \
[ "$os_VENDOR" = "CentOS" ] || [ "$os_VENDOR" = "OracleLinux" ]
}
# Determine if current distribution is a SUSE-based distribution
# (openSUSE, SLE).
# is_suse
function is_suse {
if [[ -z "$os_VENDOR" ]]; then
GetOSVersion
fi
[ "$os_VENDOR" = "openSUSE" ] || [ "$os_VENDOR" = "SUSE LINUX" ]
}
# Determine if current distribution is an Ubuntu-based distribution
# It will also detect non-Ubuntu but Debian-based distros
# is_ubuntu
function is_ubuntu {
if [[ -z "$os_PACKAGE" ]]; then
GetOSVersion
fi
[ "$os_PACKAGE" = "deb" ]
}
# Git Functions
# =============
# Returns openstack release name for a given branch name
# ``get_release_name_from_branch branch-name``
function get_release_name_from_branch {
local branch=$1
if [[ $branch =~ "stable/" || $branch =~ "proposed/" ]]; then
echo ${branch#*/}
else
echo "master"
fi
}
# git clone only if directory doesn't exist already. Since ``DEST`` might not
# be owned by the installation user, we create the directory and change the
# ownership to the proper user.
# Set global ``RECLONE=yes`` to simulate a clone when dest-dir exists
# Set global ``ERROR_ON_CLONE=True`` to abort execution with an error if the git repo
# does not exist (default is False, meaning the repo will be cloned).
# Uses globals ``ERROR_ON_CLONE``, ``OFFLINE``, ``RECLONE``
# git_clone remote dest-dir branch
function git_clone {
local git_remote=$1
local git_dest=$2
local git_ref=$3
local orig_dir=$(pwd)
local git_clone_flags=""
RECLONE=$(trueorfalse False RECLONE)
if [[ "${GIT_DEPTH}" -gt 0 ]]; then
git_clone_flags="$git_clone_flags --depth $GIT_DEPTH"
fi
if [[ "$OFFLINE" = "True" ]]; then
echo "Running in offline mode, clones already exist"
# print out the results so we know what change was used in the logs
cd $git_dest
git show --oneline | head -1
cd $orig_dir
return
fi
if echo $git_ref | egrep -q "^refs"; then
# If our branch name is a gerrit style refs/changes/...
if [[ ! -d $git_dest ]]; then
[[ "$ERROR_ON_CLONE" = "True" ]] && \
die $LINENO "Cloning not allowed in this configuration"
git_timed clone $git_clone_flags $git_remote $git_dest
fi
cd $git_dest
git_timed fetch $git_remote $git_ref && git checkout FETCH_HEAD
else
# do a full clone only if the directory doesn't exist
if [[ ! -d $git_dest ]]; then
[[ "$ERROR_ON_CLONE" = "True" ]] && \
die $LINENO "Cloning not allowed in this configuration"
git_timed clone $git_clone_flags $git_remote $git_dest
cd $git_dest
# This checkout syntax works for both branches and tags
git checkout $git_ref
elif [[ "$RECLONE" = "True" ]]; then
# if it does exist then simulate what clone does if asked to RECLONE
cd $git_dest
# set the url to pull from and fetch
git remote set-url origin $git_remote
git_timed fetch origin
# remove the existing ignored files (like pyc) as they cause breakage
# (due to the py files having older timestamps than our pyc, so python
# thinks the pyc files are correct using them)
find $git_dest -name '*.pyc' -delete
# handle git_ref accordingly to type (tag, branch)
if [[ -n "`git show-ref refs/tags/$git_ref`" ]]; then
git_update_tag $git_ref
elif [[ -n "`git show-ref refs/heads/$git_ref`" ]]; then
git_update_branch $git_ref
elif [[ -n "`git show-ref refs/remotes/origin/$git_ref`" ]]; then
git_update_remote_branch $git_ref
else
die $LINENO "$git_ref is neither branch nor tag"
fi
fi
fi
# print out the results so we know what change was used in the logs
cd $git_dest
git show --oneline | head -1
cd $orig_dir
}
# A variation on git clone that lets us specify a project by it's
# actual name, like oslo.config. This is exceptionally useful in the
# library installation case
function git_clone_by_name {
local name=$1
local repo=${GITREPO[$name]}
local dir=${GITDIR[$name]}
local branch=${GITBRANCH[$name]}
git_clone $repo $dir $branch
}
# git can sometimes get itself infinitely stuck with transient network
# errors or other issues with the remote end. This wraps git in a
# timeout/retry loop and is intended to watch over non-local git
# processes that might hang. GIT_TIMEOUT, if set, is passed directly
# to timeout(1); otherwise the default value of 0 maintains the status
# quo of waiting forever.
# usage: git_timed <git-command>
function git_timed {
local count=0
local timeout=0
if [[ -n "${GIT_TIMEOUT}" ]]; then
timeout=${GIT_TIMEOUT}
fi
until timeout -s SIGINT ${timeout} git "$@"; do
# 124 is timeout(1)'s special return code when it reached the
# timeout; otherwise assume fatal failure
if [[ $? -ne 124 ]]; then
die $LINENO "git call failed: [git $@]"
fi
count=$(($count + 1))
warn $LINENO "timeout ${count} for git call: [git $@]"
if [ $count -eq 3 ]; then
die $LINENO "Maximum of 3 git retries reached"
fi
sleep 5
done
}
# git update using reference as a branch.
# git_update_branch ref
function git_update_branch {
local git_branch=$1
git checkout -f origin/$git_branch
# a local branch might not exist
git branch -D $git_branch || true
git checkout -b $git_branch
}
# git update using reference as a branch.
# git_update_remote_branch ref
function git_update_remote_branch {
local git_branch=$1
git checkout -b $git_branch -t origin/$git_branch
}
# git update using reference as a tag. Be careful editing source at that repo
# as working copy will be in a detached mode
# git_update_tag ref
function git_update_tag {
local git_tag=$1
git tag -d $git_tag
# fetching given tag only
git_timed fetch origin tag $git_tag
git checkout -f $git_tag
}
# OpenStack Functions
# ===================
# Get the default value for HOST_IP
# get_default_host_ip fixed_range floating_range host_ip_iface host_ip
function get_default_host_ip {
local fixed_range=$1
local floating_range=$2
local host_ip_iface=$3
local host_ip=$4
# Search for an IP unless an explicit is set by ``HOST_IP`` environment variable
if [ -z "$host_ip" -o "$host_ip" == "dhcp" ]; then
host_ip=""
# Find the interface used for the default route
host_ip_iface=${host_ip_iface:-$(ip route | awk '/default/ {print $5}' | head -1)}
local host_ips=$(LC_ALL=C ip -f inet addr show ${host_ip_iface} | awk '/inet/ {split($2,parts,"/"); print parts[1]}')
local ip
for ip in $host_ips; do
# Attempt to filter out IP addresses that are part of the fixed and
# floating range. Note that this method only works if the ``netaddr``
# python library is installed. If it is not installed, an error
# will be printed and the first IP from the interface will be used.
# If that is not correct set ``HOST_IP`` in ``localrc`` to the correct
# address.
if ! (address_in_net $ip $fixed_range || address_in_net $ip $floating_range); then
host_ip=$ip
break;
fi
done
fi
echo $host_ip
}
# Generates hex string from ``size`` byte of pseudo random data
# generate_hex_string size
function generate_hex_string {
local size=$1
hexdump -n "$size" -v -e '/1 "%02x"' /dev/urandom
}
# Grab a numbered field from python prettytable output
# Fields are numbered starting with 1
# Reverse syntax is supported: -1 is the last field, -2 is second to last, etc.
# get_field field-number
function get_field {
local data field
while read data; do
if [ "$1" -lt 0 ]; then
field="(\$(NF$1))"
else
field="\$$(($1 + 1))"
fi
echo "$data" | awk -F'[ \t]*\\|[ \t]*' "{print $field}"
done
}
# install default policy
# copy over a default policy.json and policy.d for projects
function install_default_policy {
local project=$1
local project_uc=$(echo $1|tr a-z A-Z)
local conf_dir="${project_uc}_CONF_DIR"
# eval conf dir to get the variable
conf_dir="${!conf_dir}"
local project_dir="${project_uc}_DIR"
# eval project dir to get the variable
project_dir="${!project_dir}"
local sample_conf_dir="${project_dir}/etc/${project}"
local sample_policy_dir="${project_dir}/etc/${project}/policy.d"
# first copy any policy.json
cp -p $sample_conf_dir/policy.json $conf_dir
# then optionally copy over policy.d
if [[ -d $sample_policy_dir ]]; then
cp -r $sample_policy_dir $conf_dir/policy.d
fi
}
# Add a policy to a policy.json file
# Do nothing if the policy already exists
# ``policy_add policy_file policy_name policy_permissions``
function policy_add {
local policy_file=$1
local policy_name=$2
local policy_perm=$3
if grep -q ${policy_name} ${policy_file}; then
echo "Policy ${policy_name} already exists in ${policy_file}"
return
fi
# Add a terminating comma to policy lines without one
# Remove the closing '}' and all lines following to the end-of-file
local tmpfile=$(mktemp)
uniq ${policy_file} | sed -e '
s/]$/],/
/^[}]/,$d
' > ${tmpfile}
# Append policy and closing brace
echo " \"${policy_name}\": ${policy_perm}" >>${tmpfile}
echo "}" >>${tmpfile}
mv ${tmpfile} ${policy_file}
}
# Gets or creates a domain
# Usage: get_or_create_domain <name> <description>
function get_or_create_domain {
local os_url="$KEYSTONE_SERVICE_URI_V3"
# Gets domain id
local domain_id=$(
# Gets domain id
openstack --os-token=$OS_TOKEN --os-url=$os_url \
--os-identity-api-version=3 domain show $1 \
-f value -c id 2>/dev/null ||
# Creates new domain
openstack --os-token=$OS_TOKEN --os-url=$os_url \
--os-identity-api-version=3 domain create $1 \
--description "$2" \
-f value -c id
)
echo $domain_id
}
# Gets or creates group
# Usage: get_or_create_group <groupname> [<domain> <description>]
function get_or_create_group {
local domain=${2:+--domain ${2}}
local desc="${3:-}"
local os_url="$KEYSTONE_SERVICE_URI_V3"
# Gets group id
local group_id=$(
# Creates new group with --or-show
openstack --os-token=$OS_TOKEN --os-url=$os_url \
--os-identity-api-version=3 group create $1 \
$domain --description "$desc" --or-show \
-f value -c id
)
echo $group_id
}
# Gets or creates user
# Usage: get_or_create_user <username> <password> [<email> [<domain>]]
function get_or_create_user {
if [[ ! -z "$3" ]]; then
local email="--email=$3"
else
local email=""
fi
local os_cmd="openstack"
local domain=""
if [[ ! -z "$4" ]]; then
domain="--domain=$4"
os_cmd="$os_cmd --os-url=$KEYSTONE_SERVICE_URI_V3 --os-identity-api-version=3"
fi
# Gets user id
local user_id=$(
# Creates new user with --or-show
$os_cmd user create \
$1 \
--password "$2" \
$email \
$domain \
--or-show \
-f value -c id
)
echo $user_id
}
# Gets or creates project
# Usage: get_or_create_project <name> [<domain>]
function get_or_create_project {
# Gets project id
local os_cmd="openstack"
local domain=""
if [[ ! -z "$2" ]]; then
domain="--domain=$2"
os_cmd="$os_cmd --os-url=$KEYSTONE_SERVICE_URI_V3 --os-identity-api-version=3"
fi
local project_id=$(
# Creates new project with --or-show
$os_cmd project create $1 $domain --or-show -f value -c id
)
echo $project_id
}
# Gets or creates role
# Usage: get_or_create_role <name>
function get_or_create_role {
local role_id=$(
# Creates role with --or-show
openstack role create $1 --or-show -f value -c id
)
echo $role_id
}
# Gets or adds user role to project
# Usage: get_or_add_user_project_role <role> <user> <project>
function get_or_add_user_project_role {
# Gets user role id
local user_role_id=$(openstack role list \
--user $2 \
--project $3 \
--column "ID" \
--column "Name" \
| grep " $1 " | get_field 1)
if [[ -z "$user_role_id" ]]; then
# Adds role to user
user_role_id=$(openstack role add \
$1 \
--user $2 \
--project $3 \
| grep " id " | get_field 2)
fi
echo $user_role_id
}
# Gets or adds group role to project
# Usage: get_or_add_group_project_role <role> <group> <project>
function get_or_add_group_project_role {
# Gets group role id
local group_role_id=$(openstack role list \
--group $2 \
--project $3 \
--column "ID" \
--column "Name" \
| grep " $1 " | get_field 1)
if [[ -z "$group_role_id" ]]; then
# Adds role to group
group_role_id=$(openstack role add \
$1 \
--group $2 \
--project $3 \
| grep " id " | get_field 2)
fi
echo $group_role_id
}
# Gets or creates service
# Usage: get_or_create_service <name> <type> <description>
function get_or_create_service {
# Gets service id
local service_id=$(
# Gets service id
openstack service show $1 -f value -c id 2>/dev/null ||
# Creates new service if not exists
openstack service create \
$2 \
--name $1 \
--description="$3" \
-f value -c id
)
echo $service_id
}
# Gets or creates endpoint
# Usage: get_or_create_endpoint <service> <region> <publicurl> <adminurl> <internalurl>
function get_or_create_endpoint {
# Gets endpoint id
local endpoint_id=$(openstack endpoint list \
--column "ID" \
--column "Region" \
--column "Service Name" \
| grep " $2 " \
| grep " $1 " | get_field 1)
if [[ -z "$endpoint_id" ]]; then
# Creates new endpoint
endpoint_id=$(openstack endpoint create \
$1 \
--region $2 \
--publicurl $3 \
--adminurl $4 \
--internalurl $5 \
| grep " id " | get_field 2)
fi
echo $endpoint_id
}
# Package Functions
# =================
# _get_package_dir
function _get_package_dir {
local base_dir=$1
local pkg_dir
if [[ -z "$base_dir" ]]; then
base_dir=$FILES
fi
if is_ubuntu; then
pkg_dir=$base_dir/debs
elif is_fedora; then
pkg_dir=$base_dir/rpms
elif is_suse; then
pkg_dir=$base_dir/rpms-suse
else
exit_distro_not_supported "list of packages"
fi
echo "$pkg_dir"
}
# Wrapper for ``apt-get`` to set cache and proxy environment variables
# Uses globals ``OFFLINE``, ``*_proxy``
# apt_get operation package [package ...]
function apt_get {
local xtrace=$(set +o | grep xtrace)
set +o xtrace
[[ "$OFFLINE" = "True" || -z "$@" ]] && return
local sudo="sudo"
[[ "$(id -u)" = "0" ]] && sudo="env"
$xtrace
$sudo DEBIAN_FRONTEND=noninteractive \
http_proxy=${http_proxy:-} https_proxy=${https_proxy:-} \
no_proxy=${no_proxy:-} \
apt-get --option "Dpkg::Options::=--force-confold" --assume-yes "$@"
}
function _parse_package_files {
local files_to_parse=$@
if [[ -z "$DISTRO" ]]; then
GetDistro
fi
for fname in ${files_to_parse}; do
local OIFS line package distros distro
[[ -e $fname ]] || continue
OIFS=$IFS
IFS=$'\n'
for line in $(<${fname}); do
if [[ $line =~ "NOPRIME" ]]; then
continue
fi
# Assume we want this package
package=${line%#*}
inst_pkg=1
# Look for # dist:xxx in comment
if [[ $line =~ (.*)#.*dist:([^ ]*) ]]; then
# We are using BASH regexp matching feature.
package=${BASH_REMATCH[1]}
distros=${BASH_REMATCH[2]}
# In bash ${VAR,,} will lowecase VAR
# Look for a match in the distro list
if [[ ! ${distros,,} =~ ${DISTRO,,} ]]; then
# If no match then skip this package
inst_pkg=0
fi
fi
if [[ $inst_pkg = 1 ]]; then
echo $package
fi
done
IFS=$OIFS
done
}
# get_packages() collects a list of package names of any type from the
# prerequisite files in ``files/{debs|rpms}``. The list is intended
# to be passed to a package installer such as apt or yum.
#
# Only packages required for the services in 1st argument will be
# included. Two bits of metadata are recognized in the prerequisite files:
#
# - ``# NOPRIME`` defers installation to be performed later in `stack.sh`
# - ``# dist:DISTRO`` or ``dist:DISTRO1,DISTRO2`` limits the selection
# of the package to the distros listed. The distro names are case insensitive.
function get_packages {
local xtrace=$(set +o | grep xtrace)
set +o xtrace
local services=$@
local package_dir=$(_get_package_dir)
local file_to_parse=""
local service=""
if [[ -z "$package_dir" ]]; then
echo "No package directory supplied"
return 1
fi
for service in ${services//,/ }; do
# Allow individual services to specify dependencies
if [[ -e ${package_dir}/${service} ]]; then
file_to_parse="${file_to_parse} ${package_dir}/${service}"
fi
# NOTE(sdague) n-api needs glance for now because that's where
# glance client is
if [[ $service == n-api ]]; then
if [[ ! $file_to_parse =~ $package_dir/nova ]]; then
file_to_parse="${file_to_parse} ${package_dir}/nova"
fi
if [[ ! $file_to_parse =~ $package_dir/glance ]]; then
file_to_parse="${file_to_parse} ${package_dir}/glance"
fi
elif [[ $service == c-* ]]; then
if [[ ! $file_to_parse =~ $package_dir/cinder ]]; then
file_to_parse="${file_to_parse} ${package_dir}/cinder"
fi
elif [[ $service == ceilometer-* ]]; then
if [[ ! $file_to_parse =~ $package_dir/ceilometer ]]; then
file_to_parse="${file_to_parse} ${package_dir}/ceilometer"
fi
elif [[ $service == s-* ]]; then
if [[ ! $file_to_parse =~ $package_dir/swift ]]; then
file_to_parse="${file_to_parse} ${package_dir}/swift"
fi
elif [[ $service == n-* ]]; then
if [[ ! $file_to_parse =~ $package_dir/nova ]]; then
file_to_parse="${file_to_parse} ${package_dir}/nova"
fi
elif [[ $service == g-* ]]; then
if [[ ! $file_to_parse =~ $package_dir/glance ]]; then
file_to_parse="${file_to_parse} ${package_dir}/glance"
fi
elif [[ $service == key* ]]; then
if [[ ! $file_to_parse =~ $package_dir/keystone ]]; then
file_to_parse="${file_to_parse} ${package_dir}/keystone"
fi
elif [[ $service == q-* ]]; then
if [[ ! $file_to_parse =~ $package_dir/neutron ]]; then
file_to_parse="${file_to_parse} ${package_dir}/neutron"
fi
elif [[ $service == ir-* ]]; then
if [[ ! $file_to_parse =~ $package_dir/ironic ]]; then
file_to_parse="${file_to_parse} ${package_dir}/ironic"
fi
fi
done
echo "$(_parse_package_files $file_to_parse)"
$xtrace
}
# get_plugin_packages() collects a list of package names of any type from a
# plugin's prerequisite files in ``$PLUGIN/devstack/files/{debs|rpms}``. The
# list is intended to be passed to a package installer such as apt or yum.
#
# Only packages required for enabled and collected plugins will included.
#
# The same metadata used in the main DevStack prerequisite files may be used
# in these prerequisite files, see get_packages() for more info.
function get_plugin_packages {
local xtrace=$(set +o | grep xtrace)