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https://github.com/ansible/awx.git
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5ffffebe34
- the task container needs to wait longer for migrations to complete for fresh installs before starting services - otherwise, services start prematurely and clutter the logs with errors because migrations are mid-flight
52 lines
1.1 KiB
Bash
Executable File
52 lines
1.1 KiB
Bash
Executable File
#!/bin/bash
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set -o errexit
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set -o nounset
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readonly CMDNAME=$(basename "$0")
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readonly MIN_SLEEP=0.5
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readonly MAX_SLEEP=30
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readonly ATTEMPTS=30
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readonly TIMEOUT=60
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log_message() { echo "[${CMDNAME}]" "$@" >&2; }
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log_error() { echo "[${CMDNAME}] ERROR:" "$@" >&2; }
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# Args: last_sleep
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next_sleep() {
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awk "BEGIN {ns = ${1} * 2; ns = ns > ${MAX_SLEEP} ? ${MAX_SLEEP} : ns; print(ns)}"
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}
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wait_for() {
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local rc=1
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local attempt=1
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local next_sleep="${MIN_SLEEP}"
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while true; do
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log_message "Attempt ${attempt} of ${ATTEMPTS}"
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timeout "${TIMEOUT}" \
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/bin/bash -c "! awx-manage showmigrations | grep '\[ \]'" &>/dev/null \
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&& return || rc=$?
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(( ++attempt > ATTEMPTS )) && break
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log_message "Waiting ${next_sleep} seconds before next attempt"
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sleep "${next_sleep}"
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next_sleep=$(next_sleep ${next_sleep})
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done
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return $rc
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}
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main() {
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log_message "Waiting for database migrations..."
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if ! wait_for "$@"; then
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log_message "ERROR: Database migrations not applied"
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exit 1
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fi
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}
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main "$@"
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