function sshs in extra file to avoid troubles
with heredocuments
This commit is contained in:
Jakobus Schürz
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1 changed files with 129 additions and 0 deletions
129
sshs
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129
sshs
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#!/bin/sh
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sshs() {
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ENTRY
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local LOGLEVEL="WARN"
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# MKTMPCMD='mktemp $(echo ${XDG_RUNTIME_DIR}/bashrc.XXXXXXXX.conf)'
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# VIMMKTMPCMD="mktemp ${XDG_RUNTIME_DIR}/vimrc.XXXXXXXX.conf"
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local f
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local TMPBASHCONFIG=$(mktemp -p ${XDG_RUNTIME_DIR} -t bashrc.XXXXXXXX --suffix=.conf)
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local FILELIST=( "${MSC_BASE}/functions.sh" "${MSC_BASE}/logging" "${MSC_BASE}/myshell_load_fortmpconfig" $(getbashrcfile) ~/.aliases "${MSC_BASE}/aliases" "${MSC_BASE}/PS1" "${MSC_BASE}/bash_completion.d/*" )
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logdebug "FILELIST: ${FILELIST[@]}"
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if [ -e "${HOME}/.config/myshellconfig/sshs_addfiles.conf" ] ; then
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for f in $(cat "${HOME}/.config/myshellconfig/sshs_addfiles.conf");do
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[ -e "$f" ] && {\
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logdebug "add $f to FILELIST"; \
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FILELIST+=("$f"); }
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done
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fi
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logdebug "FILELIST1: ${FILELIST[@]}"
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local SSH_OPTS="-o VisualHostKey=no -o ControlMaster=auto -o ControlPersist=20s -o ControlPath=~/.ssh/master-%C"
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#local SSH_OPTS="-o VisualHostKey=no -o ControlMaster=yes -o ControlPersist=10s -o ControlPath=~/.ssh/ssh-%C"
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# Read /etc/bashrc or /etc/bash.bashrc (depending on distribution) and /etc/profile.d/*.sh first
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#ssh -T ${SSH_OPTS} $@ "pwd" >/dev/null 2>/dev/null || { logerror "Server $@ not reachable -> exit"; return 1; }
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cat << EOF >> "${TMPBASHCONFIG}"
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[ -e /etc/bashrc ] && BASHRC=/etc/bashrc
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[ -e /etc/bash.bashrc ] && BASHRC=/etc/bash.bashrc
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. \$BASHRC
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export USERNAME="${USERNAME}"
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export FULLNAME="${FULLNAME}"
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export USEREMAIL="${USEREMAIL}"
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export SCRIPT_LOG="\$(cat /proc/\$$/cmdline | xargs -0 echo|awk '{print \$3}' |sed 's/.conf$/.log/')"
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export LOGLEVEL_DEFAULT="${LOGLEVEL_DEFAULT}"
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export FILELOGLEVEL_DEFAULT="${FILELOGLEVEL_DEFAULT}"
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for i in /etc/profile.d/*.sh; do
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if [ -r "$i" ];then
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if [ "$PS1" ]; then
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. "$i"
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else
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. "$i" >/dev/null
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fi
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fi
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done
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unset i
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EOF
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for f in ${FILELIST[*]}; do
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if [ -e $f ]; then
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logdebug "add $f to tmpconfig"
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cat "$f" >> "${TMPBASHCONFIG}";
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fi
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done
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if [ $# -ge 1 ]; then
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if [ -e "${TMPBASHCONFIG}" ] ; then
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logdebug "create remote bashrc"
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logdebug "SSH_OPTS: $SSH_OPTS"
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local sshcmd=$(cat << _remote_commands
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mktemp -p \${XDG_RUNTIME_DIR-~} -t bashrc.XXXXXXXX --suffix=.conf | tr -d '[:space:]'
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echo " "
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mktemp -p \${XDG_RUNTIME_DIR-~} -t vimrc.XXXXXXXX --suffix=.conf | tr -d '[:space:]'
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echo " "
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_remote_commands
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)
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local REMOTETMPCONFIGS=($(ssh -T ${SSH_OPTS} $@ "$sshcmd") )
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# local REMOTETMPCONFIGS=($(ssh -T ${SSH_OPTS} $@ "mktemp -p \${XDG_RUNTIME_DIR-~} -t bashrc.XXXXXXXX --suffix=.conf" | tr -d '[:space:]' ) $(ssh -T ${SSH_OPTS} $@ "mktemp -p \${XDG_RUNTIME_DIR-~} -t vimrc.XXXXXXXX --suffix=.conf" | tr -d '[:space:]' ))
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logdebug remote tmp bashrc ${REMOTETMPCONFIGS[0]}
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logdebug remote tmp vimrc ${REMOTETMPCONFIGS[1]}
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#local REMOTETMPBASHCONFIG=$(ssh -T ${SSH_OPTS} $@ "mktemp -p \${XDG_RUNTIME_DIR-~} -t bashrc.XXXXXXXX --suffix=.conf" | tr -d '[:space:]' )
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#logdebug "REMOTETMPBASHCONFIG: $REMOTETMPBASHCONFIG"
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# logdebug $(ssh -T ${SSH_OPTS} $@ "stat ${REMOTETMPBASHCONFIG}")
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# logdebug $(ssh -T ${SSH_OPTS} $@ "hostnamectl")
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#logdebug "create remote vimrc"
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#local REMOTETMPVIMCONFIG=$(ssh -T ${SSH_OPTS} $@ "mktemp -p \${XDG_RUNTIME_DIR-~} -t vimrc.XXXXXXXX --suffix=.conf" | tr -d '[:space:]' )
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#logdebug "REMOTETMPVIMCONFIG: $REMOTETMPVIMCONFIG"
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# Add additional aliases to bashrc for remote-machine
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cat << EOF >> "${TMPBASHCONFIG}"
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alias vi='vim -u ${REMOTETMPCONFIGS[1]}'
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alias vim='vim -u ${REMOTETMPCONFIGS[1]}'
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alias vimdiff='vimdiff -u ${REMOTETMPCONFIGS[1]}'
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export LS_OPTIONS="${LS_OPTIONS}"
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export VIMRC="${REMOTETMPCONFIGS[1]}"
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export BASHRC="${REMOTETMPCONFIGS[0]}"
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title "\$USER@\$HOSTNAME: \$PWD"
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loginfo "This bash runs with temporary config from \$BASHRC"
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EOF
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logdebug "create fill remote bashrc"
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ssh -T ${SSH_OPTs} $@ << _remote_cmd
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cat <<- 'eof2' > ${REMOTETMPCONFIGS[0]}
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$(cat ${TMPBASHCONFIG})
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eof2
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cat <<- 'eof3' > ${REMOTETMPCONFIGS[1]}
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$(cat ${MSC_BASE}/vimrc)
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eof3
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_remote_cmd
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#echo BLA3
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#ssh -T ${SSH_OPTS} $@ "cat > ${REMOTETMPBASHCONFIG}" < "${TMPBASHCONFIG}"
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#ssh -T ${SSH_OPTS} $@ "cat > ${REMOTETMPCONFIGS[0]}" < "${TMPBASHCONFIG}"
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# logtrace $(ssh -T ${SSH_OPTS} $@ "stat ${REMOTETMPBASHCONFIG}")
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logdebug "create file remote vimrc"
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#ssh -T ${SSH_OPTS} $@ "cat > ${REMOTETMPVIMCONFIG}" < "${MSC_BASE}/vimrc"
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#ssh -T ${SSH_OPTS} $@ "cat > ${REMOTETMPCONFIGS[1]}" < "${MSC_BASE}/vimrc"
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#local RCMD="/bin/bash --noprofile --norc -c "
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RCMD="
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trap \"rm -f ${REMOTETMPCONFIGS[0]} ${REMOTETMPCONFIGS[1]} ${SCRIPT_LOG}\" EXIT"
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# logdebug "run remote shell with temporary config"
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# #ssh -t ${SSH_OPTS} $@ "$RCMD; SSHS=true bash -c \"function bash () { /bin/bash --rcfile ${REMOTETMPBASHCONFIG} -i ; } ; export -f bash; exec bash --rcfile ${REMOTETMPBASHCONFIG}\""
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# #ssh -t ${SSH_OPTS} $@ "$RCMD; SSHS=true bash --noprofile --norc -c \"function bash () { /bin/bash --rcfile ${REMOTETMPCONFIGS[0]} -i ; } ; export -f bash; exec bash --rcfile ${REMOTETMPCONFIGS[0]}\""
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ssh -t ${SSH_OPTS} $@ "$RCMD; SSHS=true exec bash --rcfile ${REMOTETMPCONFIGS[0]} -i "
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rm "${TMPBASHCONFIG}"
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else
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logwarn "${TMPBASHCONFIG} does not exist. Using »ssh -t $@«"
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ssh -t "$@"
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fi
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else
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logwarn "too few arguments for sshs" >&2
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ssh
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fi
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EXIT
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}
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