scripts/Bootstrap: introduce libpmodules.bash; function to sync modules added

This commit is contained in:
2015-03-05 11:38:21 +01:00
parent afa18de45e
commit 8ee8c3d954
4 changed files with 189 additions and 106 deletions

View File

@@ -0,0 +1,85 @@
#!/bin/bash
log() {
local -ri fd=$1
local -r fmt="$2\n"
shift 2
printf -- "$fmt" "$@" >> /dev/fd/$fd
}
info() {
log 2 "$1\n" "${@:2}"
}
error() {
log 2 "$1\n" "${@:2}"
}
debug() {
[[ ${PSI_DEBUG} ]] || return 0
log 2 "$@"
}
die() {
local -ri ec=$1
shift
local cout
if (( ec == 0)); then
cout='1'
else
cout='2'
fi
if [[ -n $@ ]]; then
local -r fmt=$1
shift
log $cout "$fmt" "$@"
fi
exit $ec
}
#
# get answer to yes/no question
#
# $1: prompt
#
get_YN_answer() {
local -r prompt="$1"
local ans
read -p "${prompt}" ans
case ${ans} in
y|Y )
return 0;;
* )
return 1;;
esac
}
get_options() {
"${bindir}/getopt" "$@"
}
check_pmodules_env() {
[[ -n "${PSI_PREFIX}" ]] &&
[[ -n "${PSI_CONFIG_DIR}" ]] &&
[[ -n "${PSI_MODULES_ROOT}" ]] &&
[[ -n "${PSI_TEMPLATES_DIR}" ]] &&
[[ -n "${PMODULES_HOME}" ]] &&
[[ -n "${PMODULES_VERSION}" ]] || die 1 "
Error: the module environment you are going to use as source has not been
initialized properly!"
[[ -d "${PSI_PREFIX}" ]] &&
[[ -d "${PSI_PREFIX}/${PSI_CONFIG_DIR}" ]] &&
[[ -d "${PSI_PREFIX}/${PSI_MODULES_ROOT}" ]] &&
[[ -d "${PSI_PREFIX}/${PSI_TEMPLATES_DIR}" ]] &&
[[ -d "${PMODULES_HOME}" ]] || die 1 "
Error: the module environment '$PSI_PREFIX' has not been initialized properly!"
}
# Local Variables:
# mode: sh
# sh-basic-offset: 8
# tab-width: 8
# End:

View File

@@ -1,4 +1,4 @@
#!/bin/bash
declare -r bindir=$( cd $(dirname $0) && pwd -P )
"${bindir}/bash" -c "${bindir}/modmanage.bash"
"${bindir}/bash" "${bindir}/modmanage.bash" "$@"

View File

@@ -2,11 +2,10 @@
shopt -s expand_aliases
declare -r bindir=$(cd $(dirname "$0") && pwd -P)
declare -r bindir=$(cd $(dirname "$0") && pwd)
declare -r libdir=$(cd "${bindir}/../lib" && pwd)
get_options() {
"${bindir}/getopt" "$@"
}
source "${libdir}/libpmodules.bash"
print_version() {
echo "
@@ -31,42 +30,6 @@ Available SubCommands and Args:
"
}
log() {
local -ri fd=$1
local -r fmt="$2\n"
shift 2
printf -- "$fmt" "$@" >> /dev/fd/$fd
}
info() {
log 2 "$1\n" "${@:2}"
}
error() {
log 2 "$1\n" "${@:2}"
}
debug() {
[[ ${PSI_DEBUG} ]] || return 0
log 2 "$@"
}
die() {
local -ri ec=$1
shift
local cout
if (( ec == 0)); then
cout='1'
else
cout='2'
fi
if [[ -n $@ ]]; then
local -r fmt=$1
shift
log $cout "$fmt" "$@"
fi
exit $ec
}
declare force='no'
declare dry_run='no'
@@ -94,9 +57,71 @@ subcommand_help() {
fi
}
#
# Derive the relative module installation path
# from the relative modulefile path
#
# $1: relative module file path
#
get_module_prefix() {
local -a comp=( ${1//\// } ) # split rel.path into components
local path="${comp[0]}" # result path
local -i i
for ((i=1; i<${#comp[@]}; i+=2)); do
path+="/${comp[$((-i-1))]}/${comp[$((-i))]}"
done
echo "${path}"
}
#
# Derive the relative module release file path
# from the relative module file path
#
# $1: relative module file path
#
get_releasefile_name() {
echo "$(dirname "$1")/.release-$(basename "$1")"
}
#
# Sync a module from one Pmodules environment to another:
# - sync module installation
# - sync modulefile
# - sync release file
#
# $1: relative modulefile path
# $2: source prefix of Pmodule environment
# $3: target prefix of Pmodule environment
#
sync_module() {
local -r rel_modulefile=$1
local -r src_prefix=$2
local -r target_prefix=$3
local -r rel_module_prefix=$( get_module_prefix "${rel_modulefile}" )
local -r rel_releasefile=$( get_releasefile_name "${rel_modulefile}" )
mkdir -p "${target_prefix}/${rel_module_prefix}" || return $?
$DRY rsync --links --perms --recursive --delete \
"${src_prefix}/${rel_module_prefix}/" \
"${target_prefix}/${rel_module_prefix}/" || return $?
local dir=$( dirname "${target_prefix}/${PSI_MODULES_ROOT}/${rel_modulefile}" )
mkdir -p "${dir}" || return $?
$DRY rsync --links --perms --recursive \
"${src_prefix}/${PSI_MODULES_ROOT}/${rel_modulefile}" \
"${target_prefix}/${PSI_MODULES_ROOT}/${rel_modulefile}" \
|| return $?
$DRY rsync --links --perms --recursive \
"${src_prefix}/${PSI_MODULES_ROOT}/${rel_releasefile}" \
"${target_prefix}/${PSI_MODULES_ROOT}/${rel_releasefile}" \
|| return $?
}
subcommand_init() {
local src=''
local target_dirs=()
local target_prefixes=()
local user=''
local opts=''
opts=$(get_options -o h -l src: -l user: -l help -- "$@")
@@ -124,115 +149,87 @@ subcommand_init() {
exit 1
;;
* )
target_dirs+=( "$1" )
target_prefixes+=( "$1" )
;;
esac
shift
done
(( ${#target_dirs[@]} != 0 )) || die 1 "Error: no target directory specified!"
(( ${#target_prefixes[@]} != 0 )) || die 1 "Error: no target directory specified!"
if [[ -n "${src}" ]]; then
[[ -d "${src}" ]] || die 1 "Error: ${src}: source directory does not exist!"
[[ -r "${src}/config/profile.bash" ]] || die 1 "Error: ${src}: shell profile does not exist or is not readable!"
[[ -r "${src}/config/profile.bash" ]] || \
die 1 "Error: ${src}: shell profile does not exist or is not readable!"
source "${src}/config/profile.bash"
fi
local -i euid=$(id -u)
if (( euid == 0 )); then
[[ -n "$ENV_USER" ]] || die 1 "Error: --user parameter is required!"
id -u "$ENV_USER" > /dev/null 2>&1 || die 1 "Error: Unable to retrieve user id of user '$ENV_USER'"
[[ -n "$ENV_USER" ]] || \
die 1 "Error: --user parameter is required!"
id -u "$ENV_USER" > /dev/null 2>&1 || \
die 1 "Error: Unable to retrieve user id of user '$ENV_USER'"
else
[[ -z "$ENV_USER" ]] || die 1 "Error: --user option is only allowed if running as root!"
[[ -z "$ENV_USER" ]] || \
die 1 "Error: --user option is only allowed if running as root!"
fi
[[ -n "${PSI_PREFIX}" ]] &&
[[ -n "${PSI_CONFIG_DIR}" ]] &&
[[ -n "${PSI_MODULES_ROOT}" ]] &&
[[ -n "${PSI_TEMPLATES_DIR}" ]] &&
[[ -n "${PMODULES_HOME}" ]] &&
[[ -n "${PMODULES_VERSION}" ]] || die 1 "
Error: the module environment you are going to use as source has not been
initialized properly!"
[[ -d "${PSI_PREFIX}" ]] &&
[[ -d "${PSI_PREFIX}/${PSI_CONFIG_DIR}" ]] &&
[[ -d "${PSI_PREFIX}/${PSI_MODULES_ROOT}" ]] &&
[[ -d "${PSI_PREFIX}/${PSI_TEMPLATES_DIR}" ]] &&
[[ -d "${PMODULES_HOME}" ]] || die 1 "
Error: the module environment '$PSI_PREFIX' has not been initialized properly!"
check_pmodules_env || die 1 "Giving up ..."
echo "
Attempting to create a minimal module environment from the
environment at '${PSI_PREFIX}'
"
function init_pmodules_environment() {
local -r target_dir=$1
init_pmodules_environment() {
local -r target_prefix=$1
local src=''
local dst=''
echo "Initializing target directory '${target_dir}' ..."
if [[ -d "${target_dir}" ]] && [[ ${force} == no ]]; then
echo "Warning: ${target_dir} already exists."
read -p "Do you really want to re-run the initialization? (y/N) " ans
case ${ans} in
y|Y )
:
;;
* )
exit 1
;;
esac
echo "Initializing target directory '${target_prefix}' ..."
echo
if [[ -d "${target_prefix}" ]] && [[ ${force} == no ]]; then
echo "Warning: ${target_prefix} already exists."
get_YN_answer "Do you really want to re-run the initialization? (y/N) " \
die 1 "Abort ..."
fi
dst="${target_dir}"
echo "Creating target directory '${dst}'..."
$DRY mkdir -p "${dst}" || die 1 "Error: make directory failed!"
echo "Creating target directory '${target_prefix}'..."
$DRY mkdir -p "${target_prefix}" || die 1 "Error: make directory failed!"
echo
src="${PSI_PREFIX}/${PSI_CONFIG_DIR}/"
dst="${target_dir}/${PSI_CONFIG_DIR}/"
dst="${target_prefix}/${PSI_CONFIG_DIR}/"
echo "Synching configuration from '${src}' to '${dst}'..."
$DRY rsync --recursive --links --perms --delete \
"${src}" "${dst}" || die 1 "Error: synch operation failed!"
echo
src="${PSI_PREFIX}/${PSI_TEMPLATES_DIR}/"
dst="${target_dir}/${PSI_TEMPLATES_DIR}/"
dst="${target_prefix}/${PSI_TEMPLATES_DIR}/"
echo "Synching template files from '${src}' to '${dst}'..."
$DRY rsync --recursive --links --perms --delete \
"${src}" "${dst}" || die 1 "Error: synch operation failed!"
echo
src="${PMODULES_HOME}/"
dst="${target_dir}/${PMODULES_HOME#$PSI_PREFIX/}/"
echo "Synching Pmodules software from '${src}' to '${dst}'..."
$DRY mkdir -p "${dst}" || die 1 "Error: creating target directory failed!"
$DRY rsync --recursive --links --perms --delete \
"${src}" "${dst}" || die 1 "Error: synch operation failed!"
echo
src="${PSI_PREFIX}/${PSI_MODULES_ROOT}/Tools/Pmodules"
dst="${target_dir}/${PSI_MODULES_ROOT}/Tools/Pmodules"
echo "Setting up modulefile for Pmodules in '${dst}'..."
$DRY mkdir -p "${dst}" || die 1 "Error: make directory failed!"
$DRY ln -fs "../../../${PSI_TEMPLATES_DIR}/Tools/Pmodules/modulefile" \
"${dst}/${PMODULES_VERSION}" || die 1 "Error: setting sym-link failed!"
$DRY cp "${src}/.release-${PMODULES_VERSION}" "${dst}" || die 1 "Error: setting release failed!"
echo "Syncing Pmodules ..."
sync_module "Tools/Pmodules/${PMODULES_VERSION}" \
"${PSI_PREFIX}" \
"${target_prefix}" || die 1 "Error: sync Pmodules failed!"
echo
if [[ -n "${ENV_USER}" ]]; then
echo "Changing user of new module environment to '${ENV_USER}'..."
$DRY chown -R "${ENV_USER}" "${target_dir}" || die 1 "Error: changing owner failed!"
$DRY chown -R "${ENV_USER}" "${target_prefix}" || die 1 "Error: changing owner failed!"
echo
fi
echo "New minimal module environment created at '${target_dir}'."
echo "New minimal module environment created at '${target_prefix}'."
echo "To use this environment, execute"
echo " ln -s ${target_dir} /opt/psi as root (delete the /opt/psi link if it already exists)"
echo " source ${target_dir}/$PSI_CONFIG_DIR/profile.bash"
echo " sudo ln -fs ${target_prefix} /opt/psi"
echo " source /opt/psi/${PSI_CONFIG_DIR}/profile.bash"
}
umask 022
for target_dir in "${target_dirs[@]}"; do
init_pmodules_environment "${target_dir}"
for target_prefix in "${target_prefixes[@]}"; do
init_pmodules_environment "${target_prefix}"
done
}

View File

@@ -28,4 +28,5 @@ install -m 0755 "${SRC_DIR}/dialog.bash" "${PMODULES_HOME}/bin"
install -m 0644 "${SRC_DIR}/bash" "${PMODULES_HOME}/init"
install -m 0644 "${SRC_DIR}/bash_completion" "${PMODULES_HOME}/init"
install -m 0644 "${SRC_DIR}/libpmodules.bash" "${PMODULES_HOME}/lib"
install -m 0644 "${SRC_DIR}/libmodules.tcl" "${PMODULES_HOME}/lib"