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Installation improvements, add backup and restore

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Add backup and restore for config and history
during install
Visual changes
pull/184/head
Simon Let 3 years ago
parent 261b556d53
commit dc58ceb403
1 changed files with 126 additions and 124 deletions
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  1. 250
      scripts/install.sh

250
scripts/install.sh
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@ -10,15 +10,27 @@ set -euo pipefail
echo
echo "Checking your system ..."
printf '\e[31;1m' # red color on
reset() {
printf '\e[0m' # reset
exit
}
trap reset EXIT INT TERM
# /usr/bin/zsh -> zsh
login_shell=$(echo "$SHELL" | rev | cut -d'/' -f1 | rev)
if [ "$login_shell" != bash ] && [ "$login_shell" != zsh ]; then
echo "ERROR: Unsupported/unknown login shell: $login_shell"
exit 1
echo "* UNSUPPORTED login shell: $login_shell"
echo " -> RESH supports zsh and bash"
echo
if [ -z "${RESH_INSTALL_IGNORE_LOGIN_SHELL-}" ]; then
echo 'EXITING!'
echo ' -> You can skip this check with `export RESH_INSTALL_IGNORE_LOGIN_SHELL=1`'
exit 1
fi
fi
echo " * Login shell: $login_shell - OK"
# TODO: Explicitly ask users if they want to enable RESH in shells
# Only offer shells with supported versions
@ -27,61 +39,77 @@ echo " * Login shell: $login_shell - OK"
# figure out if we want to redo this in v3 or not
# the login shell logic is flawed
bash_version=$(bash -c 'echo ${BASH_VERSION}')
bash_version_major=$(bash -c 'echo ${BASH_VERSINFO[0]}')
bash_version_minor=$(bash -c 'echo ${BASH_VERSINFO[1]}')
bash_too_old=""
if [ "$bash_version_major" -le 3 ]; then
bash_too_old=true
elif [ "$bash_version_major" -eq 4 ] && [ "$bash_version_minor" -lt 3 ]; then
bash_too_old=true
bash_ok=1
if [ "$bash_version_major" -le 3 ]; then
bash_ok=0
elif [ "$bash_version_major" -eq 4 ] && [ "$bash_version_minor" -lt 3 ]; then
bash_ok=0
fi
if [ "$bash_too_old" = true ]; then
echo " * Bash version: $bash_version - WARNING!"
if [ "$login_shell" = bash ]; then
echo " > Your bash version is old."
echo " > Bash is also your login shell."
echo " > Updating to bash 4.3+ is STRONGLY RECOMMENDED!"
else
echo " > Your bash version is old"
echo " > Bash is not your login shell so it should not be an issue."
echo " > Updating to bash 4.3+ is recommended."
fi
else
echo " * Bash version: $bash_version - OK"
if [ "$bash_ok" != 1 ]; then
echo "* UNSUPPORTED bash version: $bash_version"
echo " -> Update to bash 4.3+ if you want to use RESH in bash"
echo
fi
zsh_ok=1
if ! zsh --version >/dev/null 2>&1; then
echo " * Zsh version: ? - not installed!"
echo "* Zsh not installed"
zsh_ok=0
else
zsh_version=$(zsh -c 'echo ${ZSH_VERSION}')
zsh_version_major=$(echo "$zsh_version" | cut -d'.' -f1)
if [ "$zsh_version_major" -lt 5 ]; then
echo " * Zsh version: $zsh_version - UNSUPPORTED!"
if [ "$login_shell" = zsh ]; then
echo " > Your zsh version is old."
echo " > Zsh is also your login shell."
echo " > Updating to Zsh 5.0+ is STRONGLY RECOMMENDED!"
else
echo " > Your zsh version is old"
echo " > Zsh is not your login shell so it should not be an issue."
echo " > Updating to zsh 5.0+ is recommended."
fi
else
echo " * Zsh version: $zsh_version - OK"
if [ "$zsh_version_major" -lt 5 ]; then
echo "* UNSUPPORTED zsh version: $zsh_version"
echo " -> Updatie to zsh 5.0+ if you want to use RESH in zsh"
echo
zsh_ok=0
fi
fi
if [ "$bash_ok" != 1 ] && [ "$zsh_ok" != 1 ]; then
echo "* You have no shell that is supported by RESH!"
echo " -> Please install/update zsh or bash and run this installation again"
echo
if [ -z "${RESH_INSTALL_IGNORE_NO_SHELL-}" ]; then
echo 'EXITING!'
echo ' -> You can prevent this check by setting `export RESH_INSTALL_IGNORE_NO_SHELL=1`'
echo
exit 1
fi
fi
# echo
printf '\e[0m' # reset
# echo "Continue with installation? (Any key to CONTINUE / Ctrl+C to ABORT)"
# # shellcheck disable=2034
# read -r x
echo "Creating directories ..."
# Shutting down resh daemon ...
echo "Stopping RESH daemon ..."
pid_file="${XDG_DATA_HOME-~/.local/share}/resh/daemon.pid"
if [ ! -f "$pid_file" ]; then
# old pid file location
pid_file=~/.resh/resh.pid
fi
failed_to_kill() {
echo "ERROR: Failed to kill the resh-daemon - maybe it wasn't running?"
}
if [ -f "$pid_file" ]; then
kill -SIGTERM "$pid_file" || failed_to_kill
rm "$pid_file"
else
killall -SIGTERM resh-daemon || failed_to_kill
fi
echo "Installing ..."
# Crete dirs first to get rid of edge-cases
# If we fail we don't roll back - directories are harmless
mkdir_if_not_exists() {
if [ ! -d "$1" ]; then
mkdir "$1"
@ -92,7 +120,19 @@ mkdir_if_not_exists ~/.resh
mkdir_if_not_exists ~/.resh/bin
mkdir_if_not_exists ~/.config
echo "Copying files ..."
# Run setup and update tasks
./bin/resh-install-utils setup-device
# migrate-all updates format of config and history
# migrate-all restores original config and history on error
# There is no need to roll back anything else because we haven't replaced
# anything in the previous installation.
./bin/resh-install-utils migrate-all
# Copy files
# echo "Copying files ..."
cp -f submodules/bash-preexec/bash-preexec.sh ~/.bash-preexec.sh
cp -f submodules/bash-zsh-compat-widgets/bindfunc.sh ~/.resh/bindfunc.sh
@ -101,67 +141,40 @@ cp -f scripts/resh-daemon-start.sh ~/.resh/bin/resh-daemon-start
cp -f scripts/hooks.sh ~/.resh/
cp -f scripts/rawinstall.sh ~/.resh/
# Copy all executables. We don't really need to omit install-utils from the bin directory
echo "Copying more files ..."
# echo "Copying more files ..."
# Copy all go executables. We don't really need to omit install-utils from the bin directory
cp -f bin/resh-* ~/.resh/bin/
# Rename reshctl
mv ~/.resh/bin/resh-control ~/.resh/bin/reshctl
# Shutting down resh daemon ...
echo "Shutting down resh daemon ..."
pid_file="${XDG_DATA_HOME-~/.local/share}/resh/daemon.pid"
if [ ! -f "$pid_file" ]; then
# old pid file location
pid_file=~/.resh/resh.pid
fi
failed_to_kill() {
echo "ERROR: Failed to kill the resh-daemon - maybe it wasn't running?"
}
if [ -f "$pid_file" ]; then
kill -SIGTERM "$pid_file" || failed_to_kill
rm "$pid_file"
else
killall -SIGTERM resh-daemon || failed_to_kill
echo "Handling shell files ..."
# Only add shell directives into bash if it passed version checks
if [ "$bash_ok" = 1 ]; then
if [ ! -f ~/.bashrc ]; then
touch ~/.bashrc
fi
# Adding resh shellrc to .bashrc ...
grep -q '[[ -f ~/.resh/shellrc ]] && source ~/.resh/shellrc' ~/.bashrc ||\
echo -e '\n[[ -f ~/.resh/shellrc ]] && source ~/.resh/shellrc # this line was added by RESH (REcycle SHell)' >> ~/.bashrc
# Adding bash-preexec to .bashrc ...
grep -q '[[ -f ~/.bash-preexec.sh ]] && source ~/.bash-preexec.sh' ~/.bashrc ||\
echo -e '\n[[ -f ~/.bash-preexec.sh ]] && source ~/.bash-preexec.sh # this line was added by RESH (REcycle SHell)' >> ~/.bashrc
fi
echo "Creating/updating config file ..."
./bin/resh-install-utils migrate-config
echo "Checking/setting up device files ..."
./bin/resh-install-utils setup-device
echo "Updating format of history file ..."
./bin/resh-install-utils migrate-history
# FIXME: V3: I would really like to stop enabling resh in unsupported shells
echo "Finishing up ..."
# Adding resh shellrc to .bashrc ...
if [ ! -f ~/.bashrc ]; then
touch ~/.bashrc
fi
grep -q '[[ -f ~/.resh/shellrc ]] && source ~/.resh/shellrc' ~/.bashrc ||\
echo -e '\n[[ -f ~/.resh/shellrc ]] && source ~/.resh/shellrc # this line was added by RESH (REcycle SHell)' >> ~/.bashrc
# Adding bash-preexec to .bashrc ...
grep -q '[[ -f ~/.bash-preexec.sh ]] && source ~/.bash-preexec.sh' ~/.bashrc ||\
echo -e '\n[[ -f ~/.bash-preexec.sh ]] && source ~/.bash-preexec.sh # this line was added by RESH (REcycle SHell)' >> ~/.bashrc
# Adding resh shellrc to .zshrc ...
if [ -f ~/.zshrc ]; then
grep -q '[ -f ~/.resh/shellrc ] && source ~/.resh/shellrc' ~/.zshrc ||\
echo -e '\n[ -f ~/.resh/shellrc ] && source ~/.resh/shellrc # this line was added by RESH (REcycle SHell)' >> ~/.zshrc
# Only add shell directives into zsh if it passed version checks
if [ "$zsh_ok" = 1 ]; then
# Adding resh shellrc to .zshrc ...
if [ -f ~/.zshrc ]; then
grep -q '[ -f ~/.resh/shellrc ] && source ~/.resh/shellrc' ~/.zshrc ||\
echo -e '\n[ -f ~/.resh/shellrc ] && source ~/.resh/shellrc # this line was added by RESH (REcycle SHell)' >> ~/.zshrc
fi
fi
# Deleting zsh completion cache - for future use
# [ ! -e ~/.zcompdump ] || rm ~/.zcompdump
echo "Launching resh daemon ..."
echo "Starting RESH daemon ..."
~/.resh/bin/resh-daemon-start
# FIXME: V3: Figure out how to give people enough time to read everything
# sleep 1
info="---- Scroll down using arrow keys ----
printf '
#####################################
# ____ _____ ____ _ _ #
# | _ \| ____/ ___|| | | | #
@ -170,57 +183,46 @@ info="---- Scroll down using arrow keys ----
# |_| \_\_____|____/|_| |_| #
# REcycle SHell #
#####################################
"
'
# bright green
high='\e[1m'
reset='\e[0m'
info="$info
RESH SEARCH APPLICATION = Redesigned reverse search that actually works
printf '
RESH HISTORY SEARCH
\e[32;1m Press CTRL+R to launch RESH SEARCH \e[0m
(you will need to restart your terminal if you just installed RESH)
>>> Launch RESH SEARCH app by pressing CTRL+R <<<
(you will need to restart your terminal first)
Search your history by commands.
Searches your history by commands.
Device, directories, git remote, and exit status is used to display relevant results first.
At first, the search application will use the standard shell history without context.
All history recorded from now on will have context which will be used by the RESH SEARCH app.
At first, RESH SEARCH will use the standard shell history without context.
All history recorded from now on will have context which will be used by the RESH SEARCH.
CHECK FOR UPDATES
To check for (and install) updates use reshctl command:
$ reshctl update
HISTORY
'
printf "
RECORDED HISTORY
Your resh history will be recorded to '${XDG_DATA_HOME-~/.local/share}/resh/history.reshjson'
Look at it using e.g. following command (you might need to install jq)
$ cat ${XDG_DATA_HOME-~/.local/share}/resh/history.reshjson | sed 's/^v[^{]*{/{/' | jq .
"
printf '
ISSUES & FEEDBACK
Please report issues to: https://github.com/curusarn/resh/issues
Feedback and suggestions are very welcome!
"
# Show banner if RESH is not loaded in the terminal
if [ -z "${__RESH_VERSION:-}" ]; then info="$info
##############################################################
# #
# Finish the installation by RESTARTING this terminal! #
# #
##############################################################"
fi
info="$info
---- Close this by pressing Q ----"
printf "%s\n" "$info" | ${PAGER:-less}
echo
echo "All done!"
echo "Thank you for using RESH"
echo "Report issues here: https://github.com/curusarn/resh/issues"
echo "Ctrl+R launches the RESH SEARCH app"
Thank you for using RESH!
'
# Show banner if RESH is not loaded in the terminal
if [ -z "${__RESH_VERSION:-}" ]; then printf "
if [ -z "${__RESH_VERSION-}" ]; then printf '
##############################################################
# #
# Finish the installation by RESTARTING this terminal! #
# #
##############################################################\n"
fi
##############################################################
'
fi

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