44a2d83ae6
The personal key of the deployer goes into the authorized_keys of the root user together with the key of the website, and the deployment makes sure it is in the authorized_keys of the Administrator. Co-Authored-By: Claude Code <noreply@anthropic.com>
80 lines
3.5 KiB
Shell
Executable file
80 lines
3.5 KiB
Shell
Executable file
#!/usr/bin/env bash
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# Deploys the cleanup job to the shell server and installs it there.
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#
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# server/scripts/deploy.sh [-i KEYFILE] [-h HOST] [--uninstall]
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#
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# The job runs on the box as SYSTEM, never as the root user. The Administrator account sets it up; its shell is a
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# Windows one, so the commands we run there are Windows commands.
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#
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# The Administrator logs in with the personal key of the deployer, by default ~/.ssh/id_ed25519. The key of the
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# website never gets administrator rights: it only logs in as the root user.
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set -euo pipefail
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HOST=nowhere.wirs.ing
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USER=Administrator
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KEYFILE="$HOME/.ssh/id_ed25519"
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UNINSTALL=0
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while [ $# -gt 0 ]; do
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case $1 in
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-i) KEYFILE=$2; shift 2 ;;
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-h) HOST=$2; shift 2 ;;
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--uninstall) UNINSTALL=1; shift ;;
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*) echo "usage: $(basename "$0") [-i KEYFILE] [-h HOST] [--uninstall]" >&2; exit 2 ;;
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esac
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done
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repo=$(cd "$(dirname "${BASH_SOURCE[0]}")/../.." && pwd)
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server="$repo/server"
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remote='C:\Users\Administrator\kik' # where the installer is put, in the home of the Administrator
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remotePath='/c/Users\Administrator\kik' # the same place, as the file transfer sees it
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temporary=()
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if [ ! -f "$KEYFILE" ]; then
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echo "no key file for the login as $USER: $KEYFILE" >&2
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exit 1
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fi
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# The host key is the one the website pins, so that the deployment cannot be intercepted.
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expected=$(sed -n "s/.*const HOST_KEY = '\([^']*\)'.*/\1/p" "$repo/src/scripts/terminal.ts")
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known=$(mktemp)
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temporary+=("$known")
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trap 'rm -f "${temporary[@]}"' EXIT
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ssh-keyscan -t ed25519 "$HOST" > "$known" 2>/dev/null
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actual=$(ssh-keygen -lf "$known" | awk '{print $2}')
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if [ "$actual" != "$expected" ]; then
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echo "the host key of $HOST is $actual, but $expected is expected" >&2
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exit 1
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fi
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# The site logs in with the key in the authorized_keys of the user on the box, so the two have to be the same.
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site=$(mktemp)
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chmod 600 "$site"
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temporary+=("$site")
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boring=$(sed -n "s/.*const boringData = '\([^']*\)'.*/\1/p" "$repo/src/scripts/terminal.ts")
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printf '%s' "$boring" | base64 -d | tr 'A-Za-z' 'N-ZA-Mn-za-m' > "$site"
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public=$(ssh-keygen -y -f "$site" | awk 'NF {print $1" "$2}')
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if ! awk 'NF {print $1" "$2}' "$server/resources/.ssh/authorized_keys" | grep -qxF "$public"; then
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echo "the key in server/resources/.ssh/authorized_keys is not the one the website uses" >&2
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exit 1
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fi
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options=(-i "$KEYFILE" -o "UserKnownHostsFile=$known" -o StrictHostKeyChecking=yes)
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ssh=(ssh "${options[@]}" "$USER@$HOST")
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scp=(scp "${options[@]}")
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if [ "$UNINSTALL" = 1 ]; then
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"${ssh[@]}" "if exist $remote\\scripts\\install_restore_task.ps1 (powershell -NoProfile -ExecutionPolicy Bypass -File $remote\\scripts\\install_restore_task.ps1 -Uninstall) else (echo Nothing is installed.)"
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exit
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fi
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# The installer looks for the resources next to itself, so both directories go to the server.
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"${ssh[@]}" "if not exist $remote mkdir $remote"
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"${scp[@]}" -r "$server/scripts" "$server/resources" "$USER@$HOST:$remotePath/"
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"${ssh[@]}" "powershell -NoProfile -ExecutionPolicy Bypass -File $remote\\scripts\\install_restore_task.ps1"
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# The Administrator logs in with the key of the deployer, so that it is there after every deployment.
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keyline=$(ssh-keygen -y -f "$KEYFILE")
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blob=$(echo "$keyline" | awk 'NF {print $2}')
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"${ssh[@]}" "if not exist C:\\Users\\Administrator\\.ssh mkdir C:\\Users\\Administrator\\.ssh"
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"${ssh[@]}" "findstr /c:\"$blob\" C:\\Users\\Administrator\\.ssh\\authorized_keys >nul 2>&1 || echo $keyline >> C:\\Users\\Administrator\\.ssh\\authorized_keys"
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