mirror of
https://github.com/getcompanion-ai/computer-guest.git
synced 2026-04-15 10:05:12 +00:00
91 lines
2.2 KiB
Bash
91 lines
2.2 KiB
Bash
#!/usr/bin/env bash
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set -uo pipefail
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PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
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log() {
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printf '[microagent-init] %s\n' "$*" >&2
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}
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mountpoint -q /proc || mount -t proc proc /proc
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mountpoint -q /sys || mount -t sysfs sysfs /sys
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mountpoint -q /dev || mount -t devtmpfs devtmpfs /dev
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mountpoint -q /run || mount -t tmpfs tmpfs /run
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mkdir -p /tmp /var/tmp /run/sshd /var/log
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chmod 1777 /tmp /var/tmp
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cleanup() {
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trap - INT TERM
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[ -n "${rng_pid:-}" ] && kill "$rng_pid" >/dev/null 2>&1 || true
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[ -n "${sshd_pid:-}" ] && kill "$sshd_pid" >/dev/null 2>&1 || true
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[ -n "${desktop_pid:-}" ] && kill "$desktop_pid" >/dev/null 2>&1 || true
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wait >/dev/null 2>&1 || true
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exit 0
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}
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pid_running() {
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local pid="${1:-}"
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[ -n "$pid" ] && kill -0 "$pid" >/dev/null 2>&1
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}
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reap_if_needed() {
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local pid="${1:-}"
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if [ -n "$pid" ]; then
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wait "$pid" >/dev/null 2>&1 || true
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fi
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}
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start_sshd() {
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reap_if_needed "${sshd_pid:-}"
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log "starting sshd on 2222"
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/usr/sbin/sshd -D -e >>/var/log/sshd.log 2>&1 &
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sshd_pid=$!
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}
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start_desktop() {
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reap_if_needed "${desktop_pid:-}"
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log "starting noVNC desktop on 6080"
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/usr/local/bin/microagent-desktop-session >>/var/log/desktop.log 2>&1 &
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desktop_pid=$!
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}
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trap cleanup INT TERM
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log "bringing up guest network"
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if ! /usr/local/bin/microagent-network-up >/var/log/network.log 2>&1; then
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cat /var/log/network.log >&2 || true
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exit 1
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fi
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if [ ! -f /etc/ssh/ssh_host_ed25519_key ]; then
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log "generating ssh host keys"
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ssh-keygen -A
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fi
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if [ -f /etc/microagent/authorized_keys ]; then
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log "installing baked authorized_keys for node"
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install -d -m 0700 -o node -g node /home/node/.ssh
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install -m 0600 -o node -g node /etc/microagent/authorized_keys /home/node/.ssh/authorized_keys
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fi
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if command -v jitterentropy-rngd >/dev/null 2>&1; then
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log "starting jitterentropy-rngd"
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jitterentropy-rngd -v >/var/log/jitterentropy.log 2>&1 &
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rng_pid=$!
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fi
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start_sshd
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start_desktop
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while true; do
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if ! pid_running "${sshd_pid:-}"; then
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log "sshd exited; restarting"
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start_sshd
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fi
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if ! pid_running "${desktop_pid:-}"; then
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log "desktop session exited; restarting"
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start_desktop
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fi
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sleep 1
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done
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