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readonly RED='\033[0;31m'
readonly GREEN='\033[0;32m'
readonly YELLOW='\033[1;33m'
readonly BLUE='\033[0;34m'
readonly CYAN='\033[0;36m'
readonly BOLD='\033[1m'
readonly NC='\033[0m' # No Color
print_header() {
echo -e "${BOLD}${BLUE}==> $1${NC}"
}
print_info() {
echo -e "${CYAN} $1${NC}"
}
print_success() {
echo -e "${GREEN}✓ $1${NC}"
}
print_warning() {
echo -e "${YELLOW}⚠ $1${NC}"
}
print_command() {
echo -e "${BOLD} $1${NC}"
}
post_install() {
print_info "Creating LibreChat system user and group..."
systemd-sysusers /usr/lib/sysusers.d/librechat.conf
print_info "Setting ownership of existing files..."
#retain group ownership of new files
chmod g+s /usr/lib/librechat
chown -R librechat:librechat /usr/lib/librechat
chown -R librechat:librechat /usr/share/webapps/librechat
echo ""
print_header "Next Steps"
echo ""
print_info "To start the LibreChat service:"
print_command "sudo systemctl start librechat"
echo ""
print_warning "MongoDB Database Required"
print_info "LibreChat requires a MongoDB server to function properly."
print_info "To install MongoDB locally, choose one of:"
print_command "yay -S mongodb-bin # (binary package)"
print_command "yay -S mongodb # (compile from source)"
echo ""
print_info "Then enable and start MongoDB:"
print_command "sudo systemctl enable --now mongodb.service"
echo ""
print_header "Configuration"
echo ""
print_info "Configure LibreChat by editing files in:"
print_command "/etc/librechat/"
echo ""
print_header "Running as Different User"
echo ""
print_info "By default, LibreChat runs as the 'librechat' user."
print_info "To run it manually as your user, add yourself to the librechat group:"
print_command "sudo usermod -aG librechat \"\$(whoami)\""
print_info "Then log out and back in, and you can run:"
print_command "/usr/bin/librechat-server"
echo ""
print_header "Serving the web front-end through nginx (optional)"
echo ""
print_info "You'll find the web root in /usr/share/webapps/librechat"
print_info "A sample config file can be found in /usr/share/doc/librechat"
echo ""
}
post_upgrade() {
echo ""
print_header "LibreChat Upgrade Complete"
echo ""
post_install
}
post_remove() {
echo ""
print_header "LibreChat Removal"
echo ""
if [ -d /usr/lib/librechat ]; then
print_warning "Data Directory Preserved"
print_info "The directory /usr/lib/librechat still exists and may contain user data."
print_info "To completely remove all LibreChat files:"
print_command "sudo rm -rf /usr/lib/librechat"
echo ""
else
print_success "LibreChat completely removed"
echo ""
fi
}
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