add shell base install script and corresponding remote install
fixed-imporved remote script and added support for script from HEREDOC or stdinmaster
parent
2b426a1225
commit
a0f44558fa
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@ -0,0 +1,39 @@
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#!/bin/bash
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# assumes that bash is installed
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#!/bin/bash
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# must! be run as sudo
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install_shell_base () {
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# TODO have a cross distro package install
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[[ ! $(which git) ]] && apt-get install --no-install-recommends git -y
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[[ ! $EUID -eq 0 ]] && { echo ERROR script must be run as root; return; }
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mkdir -p /shell/base
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git clone https://git.kebler.net/bash/shell-base.git /shell/base
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chown -R ${1:-$1000}:${1:-1000} /shell
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chmod -R +r /shell
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/bin/bash /shell/base/install/install.sh ${1:-$1000}
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}
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# remote_install_shell_base -r <remote host> <sudo pass if host not root> <user to install, default is $USER>
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# module_load install-shell-base && remote_install_shell_base -r newboxr
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remote_install_shell_base () {
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module_load remote
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local supass;local user
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if [[ $1 == "-r" ]]; then
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shift 1;
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user=$2;
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else
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[[ ! $2 ]] && { echo sudo password for remote user required; return 2; }
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supass="-p $2"
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user=$3
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fi
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remote_script $supass install-shell-base $user -- $1
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}
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# # if script was executed then call the function
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(return 0 2>/dev/null) || install_shell_base $@
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# example
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# $ module_load install-shell-base
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# $ remote_install_shell_base -r portabler david
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@ -4,24 +4,32 @@ remote_script () {
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# usage: remote_script script -- <ssh setup options> host <ssh options>
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# see ssh function
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#
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local sshargs;local user;local supass;local fn;
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local sshargs;local user;local supass;local fn;local args;local file
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[[ "$*" =~ "--" ]] && sshargs=$(sed 's/.*--\(.*\)/\1/' <<< "$@")
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[[ ! $sshargs ]] && { echo missing remote machine, must provide at least a hostname, -- hostname; return 3; }
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# reset arguments to just those before --
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set -- $(sed 's/\(.*\)--.*/\1/' <<< "$@")
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local OPTION
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local OPTARG
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local OPTIND
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while getopts 'u:s:f:' OPTION; do
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# echo OPTION $OPTION ARG $OPTARG
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while getopts 'u:s:f:p:' OPTION; do
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# echo OPTION $OPTION ARG $OPTARG INDX $OPTIND
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case "$OPTION" in
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s)
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# script filename to run
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file=$OPTARG
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;;
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f)
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# run a function within the script
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fn=$OPTARG
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;;
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u)
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# run command as another user
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user=$OPTARG
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;;
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s)
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p)
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# password of sudo account for running as root or other user
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supass=$OPTARG
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;;
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@ -34,31 +42,24 @@ local OPTION
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shift $((OPTIND - 1))
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local script=$1
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[[ ! -f $script ]] && { echo cannot find script $script to run; return 1; }
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[[ ! $file ]] && { file=$1;shift 1; }
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if [[ ! -f $file ]]; then
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file=$(module_find $file)
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[[ ! $file ]] && { echo no module or script at $file to run; return 1; }
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fi
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[[ "$*" =~ "--" ]] && sshargs=$(sed 's/.*--\(.*\)/\1/' <<< "$@")
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[[ ! $sshargs ]] && { echo must provide at least a hostname; return 3; }
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# escape arguments with spaces
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local i=2
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local count=0
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declare -a args
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while [[ ! ${!i} = "--" ]]
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do
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#echo "${!i}"
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args[count]=$(printf '%q' "${!i}")
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count=$((count+1))
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i=$((i+1))
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done
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# remaining script arguments
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args=$*
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# echo arguments for script: $args
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script=$file
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# if script loads a module then use bundler
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if [[ $(cat $script | grep module_load) ]]; then
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echo bundling modules with script
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# echo bundling modules with script
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local temp
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module_load bundle
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script=$( mktemp -t TEMP_FILE_script.XXXXXXXX )
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bundle $1 $script
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bundle $file $script
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temp=true
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fi
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@ -74,23 +75,38 @@ if [[ $supass ]]; then
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fi
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fi
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src=$(cat $script)
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src="$(cat $script);"
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if [[ $fn ]]; then
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# echo running function
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cmd="bash -c '$src; $fn ${args[*]}'"
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cmd="bash -c '$src $fn ${args[*]}'"
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else
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# echo running as script
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local sargs
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[[ ${args[*]} ]] && sargs=$(printf '%s\n' "set -- ${args[*]}")
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cmd="bash -c '$sargs; $(cat $script)'"
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[[ ${args} ]] && sargs="$(printf '%s\n' "set -- ${args}"); "
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cmd="bash -c '$sargs $src'"
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fi
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# echo ssh $sshargs "$_sudo" "$cmd"
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ssh $sshargs "$_sudo" "$cmd"
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[[ $temp ]]&& rm -f $script
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}
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# can be used with a file or HEREDOC
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# todo test with < $file or with a pipe
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remote_stdin () {
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local file
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# echo args $@
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file=$( mktemp -t TEMP_FILE_script.XXXXXXXX )
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cat > $file
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echo remote_script -s "$file" "$@"
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#remote_script -s "$file" "$@"
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rm $file
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}
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# # if script was executed then call the function
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(return 0 2>/dev/null) ||remote_script $@
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