refactor shell environmnet so user can have create customized shell.env

refactor default loading of networks
master
Kebler Network System Administrator 2022-12-30 09:18:39 -08:00
parent 34311b8183
commit bf62d67339
7 changed files with 125 additions and 82 deletions

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@ -45,7 +45,7 @@ export BASH_SHELL_NETWORK=$BASH_SHELL/network
export BASH_SHELL_HOST=$BASH_SHELL/host
# by default SHELL sources will be looked for under $HOME/shell
# but can be user set below to $HOME/$BASH_SHELL_USER
# but can be user set below to BASH_SHELL_USER_DIR
# export BASH_SHELL_USER=<some directory under $HOME>
if there is a script setup.sh in the root of these directoies it will be run. If not then all files no matter how deep will be sourced in alpha order order.

79
load.sh
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@ -1,30 +1,5 @@
#!/bin/bash
reload_shell () {
source $BASH_SHELL_BASE/load.sh $@
}
load_shell_host () {
module_load shell-process-directory
[[ $BASH_SHELL_HOST ]] && shell_process_directory $BASH_SHELL_HOST
}
load_shell_user () {
module_load shell-process-directory
[[ -d $HOME/${BASH_SHELL_USER:-shell} ]] && shell_process_directory $HOME/${BASH_SHELL_USER:-shell}
}
load_shell_dev () {
module_load shell-process-directory
[[ $BASH_SHELL_DEV ]] && shell_process_directory $BASH_SHELL_DEV
}
load_shell_host_user_dev () {
load_shell_host
load_shell_user
load_shell_dev
}
# PRIMARY SHELL LOAD SCRIPT - RUN FOR ALL INTERACTIVE SHELLS
# don't bother if bash is not the shell
@ -42,6 +17,42 @@ function debug () {
}
fi
reload_shell () {
source $BASH_SHELL_BASE/load.sh $@
}
load_custom_shell_env () {
[[ -f $BASH_SHELL_HOST/shell.env ]] && source $BASH_SHELL_HOST/shell.env
[[ -f $HOME/${BASH_SHELL_USER:-shell}/shell.env ]] && source $HOME/${BASH_SHELL_USER:-shell}/shell.env
[[ -f $BASH_SHELL_DEV/shell.env ]] && shell_process_directory $BASH_SHELL_DEV/shell.env
}
load_shell_host () {
module_load shell-process-directory
[[ -d $BASH_SHELL_HOST ]] && shell_process_directory $BASH_SHELL_HOST
}
load_shell_user () {
module_load shell-process-directory
BASH_SHELL_USER_DIR=${BASH_SHELL_USER_DIR:-$HOME/shell}
[[ -d $BASH_SHELL_USER_DIR ]] && shell_process_directory $BASH_SHELL_USER_DIR
}
load_shell_dev () {
module_load shell-process-directory
[[ $BASH_SHELL_DEV ]] && shell_process_directory $BASH_SHELL_DEV
}
load_shell_host_user_dev () {
load_shell_host
load_shell_user
load_shell_dev
}
### START LOAD SCRIPT #####
load_custom_shell_env
([[ $BASH_ENV ]] && [[ ! $- == *i* ]] && [[ $BASH_USE_ALIAS ]]) && shopt -s expand_aliases
# process the base directory by default
@ -60,10 +71,10 @@ module_load shell-process-directory
# shell_process_directory $BASH_SHELL_BASE
# shell_process_directory $BASH_SHELL_ANY_HOST
# shell_process_directory $BASH_SHELL_HOST
# export BASH_SHELL_BASE_LOADED=true
# process base any
# process base and any host and any network directories
# as set in shell.env
for dir in ${1:-$BASH_SHELL_DIRS}; do
# env | grep BASH
# echo base $dir
@ -71,15 +82,19 @@ for dir in ${1:-$BASH_SHELL_DIRS}; do
[[ "$dir" = "$BASH_SHELL_BASE" ]] && export BASH_SHELL_BASE_LOADED=true
done
# set one or the other of these in shell.env if you want to load networks with every shell
if [[ $BASH_SHELL_HOME_NETWORK_LOAD ]] || [[ $BASH_SHELL_NETWORKS_LOAD ]] || [[ $BASH_SHELL_NETWORK ]] ; then
if [[ $BASH_SHELL_ANY_NETWORK ]]; then
# # set one or the other of these in shell.env if you want to load networks with every shell
if [[ $BASH_SHELL_HOME_NETWORK_LOAD ]] || [[ $BASH_SHELL_ALL_NETWORKS_LOAD ]] || [[ $BASH_SHELL_NETWORKS_LOAD ]] ; then
module_load networks
[[ $(is_function _load_networks) ]] && _load_networks $BASH_SHELL_NETWORK
if [[ $BASH_SHELL_ALL_NETWORKS_LOAD ]]; then
networks_load -a
else
[[ $BASH_SHELL_HOME_NETWORK_LOAD ]] && networks_load -h
fi
[[ $BASH_SHELL_NETWORKS_LOAD ]] && networks_load $BASH_SHELL_NETWORKS_LOAD
fi
load_shell_host_user_dev
load_shell_host
export BASH_SHELL_LOADED=true

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@ -56,7 +56,7 @@ fi
# BASH_SHELL_DIRS holds shell directories to search for modules. If will be searched
# in revsere order, user or network repos over host over base
DIRS=( ${BASH_SHELL_DIRS:-$BASH_SHELL_BASE} )
[ -d $HOME/$BASH_SHELL_USER ] && DIRS=("${DIRS[@]}" "$HOME/$BASH_SHELL_USER")
[ -d BASH_SHELL_USER_DIR ] && DIRS=("${DIRS[@]}" "BASH_SHELL_USER_DIR")
[ -d $BASH_SHELL_DEV ] && DIRS=("${DIRS[@]}" "$BASH_SHELL_DEV")
cnt=${#DIRS[@]}

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@ -1,5 +1,31 @@
#!/bin/bash
shell_source_subdirs () {
# default processing
[[ ! -d $1 ]] && echo no directory $1 from which to process subdirectories && return 1
local DIR=
local SUBDIRS
local IGNORE_FILE
DIR=$1
SUBDIRS=$([[ -f "$DIR/.bash-shell-include" ]] && cat "$DIR/.bash-shell-include" || cat "$BASH_SHELL_BASE/.bash-shell-include")
[[ $SSH_SESSION ]] && SUBDIRS+=" ssh/session"
IGNORE_FILE="$([[ -f "$DIR/.bash-shell-ignore" ]] && echo "$DIR" || echo "$BASH_SHELL_BASE")/.bash-shell-ignore"
# echo $DIR
# echo $SUBDIRS
for SUBDIR in $SUBDIRS; do
if [ -e "$DIR/$SUBDIR" ]; then
# echo processing subdirectory $DIR/$SUBDIR
# must quote all globs to avoid bash glob expansion which is likely on
# TODO have default set of ignores plus check for shell-ignore
# source_dir -p "archive" -x '"*.off" "*.md" "*TODO*" "LICENSE" "*.sample"' -d 0 $DIR/$SUBDIR
# source_dir -p "archive" -x "$excludes" -d 0 $DIR/$SUBDIR
source_dir -f "$IGNORE_FILE" -d 0 $DIR/$SUBDIR
# else
# echo no subdirectory $DIR/$SUBDIR to process, ignorning
fi
done
}
function shell_process_directory () {
local SUBDIRS
local DIR
@ -7,8 +33,8 @@ function shell_process_directory () {
module_load file
[[ $? -ne 0 ]] && echo unable to access the file module, aborting load && return 1
DIR=${1:-$BASH_SHELL_BASE}
# echo sourcing directory $DIR
# if [[ $DIR = "$BASH_SHELL_BASE" ]]; then
# BASH_SHELL_IGNORE=$(shell_get_ignores)
@ -32,29 +58,31 @@ function shell_process_directory () {
fi
if [[ $DIR != "$BASH_SHELL_BASE" ]] && [[ -f $DIR/load.sh ]]; then
# echo "$DIR/load.sh" found, running instead of default load
#
echo "$DIR/load.sh" found, running instead of base load.sh script
source "$DIR/load.sh"
else
# default processing
local SUBDIRS
local IGNORE_FILE
SUBDIRS=$([[ -f "$DIR/.bash-shell-include" ]] && cat "$DIR/.bash-shell-include" || cat "$BASH_SHELL_BASE/.bash-shell-include")
[[ $SSH_SESSION ]] && SUBDIRS+=" ssh/session"
IGNORE_FILE="$([[ -f "$DIR/.bash-shell-ignore" ]] && echo "$DIR" || echo "$BASH_SHELL_BASE")/.bash-shell-ignore"
# echo $DIR
# echo $SUBDIRS
for SUBDIR in $SUBDIRS; do
if [ -e "$DIR/$SUBDIR" ]; then
# echo processing subdirectory $DIR/$SUBDIR
# must quote all globs to avoid bash glob expansion which is likely on
# TODO have default set of ignores plus check for shell-ignore
# source_dir -p "archive" -x '"*.off" "*.md" "*TODO*" "LICENSE" "*.sample"' -d 0 $DIR/$SUBDIR
# source_dir -p "archive" -x "$excludes" -d 0 $DIR/$SUBDIR
source_dir -f "$IGNORE_FILE" -d 0 $DIR/$SUBDIR
# else
# echo no subdirectory $DIR/$SUBDIR to process, ignorning
fi
done
shell_source_subdirs $DIR
# # default processing
# local SUBDIRS
# local IGNORE_FILE
# SUBDIRS=$([[ -f "$DIR/.bash-shell-include" ]] && cat "$DIR/.bash-shell-include" || cat "$BASH_SHELL_BASE/.bash-shell-include")
# [[ $SSH_SESSION ]] && SUBDIRS+=" ssh/session"
# IGNORE_FILE="$([[ -f "$DIR/.bash-shell-ignore" ]] && echo "$DIR" || echo "$BASH_SHELL_BASE")/.bash-shell-ignore"
# # echo $DIR
# # echo $SUBDIRS
# for SUBDIR in $SUBDIRS; do
# if [ -e "$DIR/$SUBDIR" ]; then
# # echo processing subdirectory $DIR/$SUBDIR
# # must quote all globs to avoid bash glob expansion which is likely on
# # TODO have default set of ignores plus check for shell-ignore
# # source_dir -p "archive" -x '"*.off" "*.md" "*TODO*" "LICENSE" "*.sample"' -d 0 $DIR/$SUBDIR
# # source_dir -p "archive" -x "$excludes" -d 0 $DIR/$SUBDIR
# source_dir -f "$IGNORE_FILE" -d 0 $DIR/$SUBDIR
# # else
# # echo no subdirectory $DIR/$SUBDIR to process, ignorning
# fi
# done
fi
# echo "done sourcing directory $DIR"
# else

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@ -14,8 +14,8 @@ isFile() {
fi
}
#TODO
# env_file_pretty () {
# }
# https://www.baeldung.com/linux/envsubst-command
@ -60,14 +60,16 @@ env_subs_file () {
build_file () {
# local file
# echo build file $1 $2
# todo merge no cr
[[ $1 == "-f" ]] && file=true && shift 1
[[ -f "$2" ]] || (iecho "output file $2 does not exist";return 1)
[[ -f "$2" ]] || { iecho "output file $2 does not exist"; return 1; }
if [[ -f "$1" ]]; then
# echo $1
# echo adding file $1 to $2
[[ $file ]] && echo -e "\n####### ADDED $1 ########" >> $2
# remove comment lines, remove blank last line
cat "$1" | sed '/^\s*#/d' | sed '/^$/{:a;N;s/\n$//;ta}' >> $2
else iecho "no such file $1 to append"
[[ ! $file ]] && echo -e "\n" >> $2
else iecho "no such file $1 to append to $2"
fi
}

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@ -11,9 +11,9 @@
if ( [[ $SHELL_INTERACTIVE ]] );then
if ( [[ $BASH_SHELL_BASE_LOADED = true ]] ) ; then
export BASH_SHELL_USER=${BASH_SHELL_USER:-"shell"}
# echo loading user $USER shell at $HOME/$BASH_SHELL_USER
[[ -d $HOME/$BASH_SHELL_USER ]] && shell_process_directory "$HOME/$BASH_SHELL_USER" ||\
echo no user shell directory $HOME/$BASH_SHELL_USER to process, create one or clone a template
# echo loading user $USER shell at BASH_SHELL_USER_DIR
[[ -d BASH_SHELL_USER_DIR ]] && shell_process_directory "BASH_SHELL_USER_DIR" ||\
echo no user shell directory BASH_SHELL_USER_DIR to process, create one or clone a template
fi
# uncomment to add non-interactive setup/sourcing
# else

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@ -4,6 +4,10 @@
# In a nutshell its a set of directories that are sourced when creating a shell
# The repos allow one to organize functionality across machines, users and networks
# In general do not change or edit this base shell.env file
# Instead add a custom shell.env to specific shell host directory,
# user shell directory or dev shell directory
# echo DEBUG: sourcing shell.env
# This file gets sourced early in /etc/profile for all login and
@ -15,7 +19,6 @@
# with NO_BASH_SHELL_SSH=true
# this does not effect non-interactive login shells like at user first login
# if bash is not installed then don't bother to continue
! command -v bash >/dev/null 2>&1 && echo no bash command && return 1
export SHELL=$(command -v bash )
@ -98,41 +101,34 @@ BASH_SHELL_DEV=${BASH_SHELL_DEV:-/opt/shell}
[[ -d $BASH_SHELL_DEV ]] && export BASH_SHELL_DEV
# by default USER shell sources will be looked for under $HOME/shell
# but the default directory for ALL users can be set manually below
# export BASH_SHELL_USER=<some directory under $HOME>
export BASH_SHELL_USER=${BASH_SHELL_USER:-shell}
# or add this export to .bashrc for custom directory. This can be done during or after using the user setup script
# export BASH_SHELL_USER_DIR=$HOME/shell
# set up default location to look for other network shell directories
BASH_NETWORKS_DIR=$parent/networks
# BASH_NETWORKS_DIR=<some directory> # alt directory to look for networks
export BASH_NETWORKS_DIR
# set one or the other of these if you want to load networks with every shell
export BASH_SHELL_HOME_NETWORK_LOAD=true
# set one or the other of these here for all users or put in shell.env under HOST/USER/DEV directories
# if you want to load networks with every shell
# export BASH_SHELL_HOME_NETWORK_LOAD=true
# export BASH_SHELL_NETWORKS_LOAD=true
# export BASH_SHELL_NETWORK=<some directory>
# export BASH_SHELL_NETWORK=238.kebler.net
# now load and export module loading functions library so it is always available
source $BASH_SHELL_BASE/module.lib
# echo done shell.env
# echo ALL DIRS: $BASH_SHELL_DIRS
# cat $HOME/.bashrc
# source "$HOME/.bashrc"
# env | grep BASH
# env | grep NETWORK_DIRS
# echo ---------------------------------
# echo $BASH_SHELL_DIRS
# echo ---------------------------------
# echo end shell env
#archived ---for deletion or better explanation
# echo enabling aliases with non-interactive shell
# DEPRECATED # export BASH_USE_ALIAS=true # will source aliases for non-interactive
# if not using implicit sourcing for non-interactive shells then one can do this per script
@ -143,3 +139,5 @@ source $BASH_SHELL_BASE/module.lib
# < your script code >
# shopt -u expand_aliases
####################