56 lines
1.3 KiB
Bash
Executable File
56 lines
1.3 KiB
Bash
Executable File
#!/bin/bash
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set -euo pipefail
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export DEBIAN_FRONTEND="${DEBIAN_FRONTEND:-noninteractive}"
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export TZ="${TZ:-Europe/Berlin}"
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if [ -f /usr/share/zoneinfo/"${TZ}" ] && [ ! -f /etc/localtime ]; then
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ln -snf /usr/share/zoneinfo/"${TZ}" /etc/localtime || true
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fi
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required_vars=(
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MASTODON_BASE_URL
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MASTODON_ACCESS_TOKEN
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SITE_URL
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HASHTAGS
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RUN_AT
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)
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missing=()
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for var in "${required_vars[@]}"; do
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if [ -z "${!var:-}" ]; then
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missing+=("${var}")
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fi
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done
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if [ "${#missing[@]}" -gt 0 ]; then
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echo "ERROR: missing required environment variable(s): ${missing[*]}" >&2
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exit 1
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fi
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run_at="${RUN_AT}"
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if ! [[ "${run_at}" =~ ^([01][0-9]|2[0-3]):[0-5][0-9]$ ]]; then
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echo "ERROR: RUN_AT='${run_at}' must be in HH:MM (24-hour) format" >&2
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exit 1
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fi
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hour="${run_at%%:*}"
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minute="${run_at##*:}"
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tmp_cron="$(mktemp)"
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trap 'rm -f "${tmp_cron}"' EXIT
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{
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echo "SHELL=/bin/bash"
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echo "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
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echo "TZ=${TZ}"
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echo "${minute} ${hour} * * * cd /app && /usr/local/bin/python -m tenbackward >> /app/data/cron.log 2>&1"
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} > "${tmp_cron}"
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install -m 0644 -o root -g root "${tmp_cron}" /etc/cron.d/tenbackward
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/app/crontab/install-cron.sh /etc/cron.d/tenbackward
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echo "tenbackward: starting cron (RUN_AT=${run_at}, TZ=${TZ})"
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exec cron -f
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