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Add health check for SAS app readiness #415

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Merged
yonghaoy merged 1 commit into from
May 19, 2026
Merged

Add health check for SAS app readiness #415

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6 changes: 6 additions & 0 deletions src/aou-sas/Dockerfile
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Original file line number Diff line number Diff line change
Expand Up @@ -78,6 +78,12 @@ RUN PROXY_CONF=/etc/httpd/conf.d/dkrapro-proxy.conf && \
###############################################################################
RUN mkdir -p /data && chown aou:aougroup /data

# SAS Studio takes ~40s to start inside the container. The Docker
# HEALTHCHECK lets the host-level readiness probe (probe-proxy-readiness.sh)
# wait for HTTP 200 before marking startup_script/status=COMPLETE.
HEALTHCHECK --interval=5s --timeout=3s --start-period=60s --retries=3 \
CMD curl -sf http://localhost:7080/SASStudio/ || exit 1

# Wrapper entrypoint: copies the SAS license from Mikey Secrets (if active)
# to /sasinside/ before handing off to the SAS entrypoint.
COPY --from=wb-secret-receiver /dist/wb-secret-receiver /wb-secret-receiver
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7 changes: 5 additions & 2 deletions startupscript/butane/probe-proxy-readiness.sh
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Expand Up @@ -11,9 +11,12 @@ set -o xtrace
# shellcheck source=/dev/null
source /home/core/metadata-utils.sh

APP_HEALTH="$(docker inspect --format='{{.State.Health.Status}}' application-server 2>/dev/null || echo "none")"

if docker ps -q --filter "name=proxy-agent" | grep -q . \
&& docker ps -q --filter "name=application-server" | grep -q .; then
echo "Proxy is ready."
&& docker ps -q --filter "name=application-server" | grep -q . \
&& [[ "${APP_HEALTH}" == "healthy" || "${APP_HEALTH}" == "none" ]]; then
echo "Proxy is ready (application-server health: ${APP_HEALTH})."
status="$(get_guest_attribute "startup_script/status" "")"
isSuccess="false"
if [[ "${status}" != "ERROR" ]]; then
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