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nixos-config/apps/x86_64-linux/rollback
Christoph Schmatzler 3d127819ea up
Signed-off-by: Christoph Schmatzler <christoph@schmatzler.com>
2025-08-23 16:37:54 +00:00

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#!/usr/bin/env bash
set -euo pipefail
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
BLUE='\033[0;34m'
NC='\033[0m'
print_info() {
echo -e "${BLUE} ${NC} $1"
}
print_success() {
echo -e "${GREEN}${NC} $1"
}
print_error() {
echo -e "${RED}${NC} $1"
}
print_warning() {
echo -e "${YELLOW}${NC} $1"
}
print_info "Available system generations:"
if [[ "$EUID" -ne 0 ]]; then
sudo nix-env --profile /nix/var/nix/profiles/system --list-generations
else
nix-env --profile /nix/var/nix/profiles/system --list-generations
fi
echo -n "Enter generation number to rollback to: "
read -r GEN_NUM
if [[ -z "$GEN_NUM" ]]; then
print_error "No generation number provided"
exit 1
fi
print_warning "Rolling back to generation $GEN_NUM..."
if [[ "$EUID" -ne 0 ]]; then
sudo nix-env --profile /nix/var/nix/profiles/system --switch-generation "$GEN_NUM" && \
sudo /nix/var/nix/profiles/system/bin/switch-to-configuration switch
else
nix-env --profile /nix/var/nix/profiles/system --switch-generation "$GEN_NUM" && \
/nix/var/nix/profiles/system/bin/switch-to-configuration switch
fi
print_success "Rollback to generation $GEN_NUM complete"