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script fixes

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This commit is contained in:
Abhishek 2026-02-26 16:39:35 +00:00
parent 2039b4ce51
commit c76bcc3664
4 changed files with 22 additions and 22 deletions
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14
scripts/rolling_update.sh
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@ -154,7 +154,7 @@ for ((w = 0; w < FASTAPI_WORKERS; w++)); do
if [[ -f "$pidfile" ]]; then
pid=$(<"$pidfile")
if kill -0 "$pid" 2>/dev/null; then
((old_running++))
old_running=$((old_running + 1))
fi
fi
done
@ -168,7 +168,7 @@ log_info "Found $old_running running old worker(s)"
# Verify new ports are free
for ((w = 0; w < FASTAPI_WORKERS; w++)); do
port=$((NEW_BASE + w))
if lsof -Pi :"$port" -sTCP:LISTEN -t >/dev/null 2>&1; then
if ss -tln "sport = :$port" | grep -q LISTEN; then
log_error "Port $port is already in use. Cannot start new band."
exit 1
fi
@ -312,14 +312,14 @@ done
# Generate upstream config
sed -e "s|{{UVICORN_UPSTREAM_SERVERS}}|${UPSTREAM_SERVERS}|" \
"$NGINX_UPSTREAM_TEMPLATE" > "$NGINX_UPSTREAM_CONF"
"$NGINX_UPSTREAM_TEMPLATE" | sudo tee "$NGINX_UPSTREAM_CONF" > /dev/null
log_info "Generated nginx upstream config with $FASTAPI_WORKERS workers (ports ${NEW_BASE}–$((NEW_BASE + FASTAPI_WORKERS - 1)))"
# Validate config
if ! nginx -t 2>/dev/null; then
if ! sudo nginx -t 2>/dev/null; then
log_error "nginx config validation failed!"
nginx -t 2>&1 || true
sudo nginx -t 2>&1 || true
# Restore old upstream config
OLD_UPSTREAM=""
for ((w = 0; w < FASTAPI_WORKERS; w++)); do
@ -327,14 +327,14 @@ if ! nginx -t 2>/dev/null; then
OLD_UPSTREAM="${OLD_UPSTREAM} server 127.0.0.1:${port};\n"
done
sed -e "s|{{UVICORN_UPSTREAM_SERVERS}}|${OLD_UPSTREAM}|" \
"$NGINX_UPSTREAM_TEMPLATE" > "$NGINX_UPSTREAM_CONF"
"$NGINX_UPSTREAM_TEMPLATE" | sudo tee "$NGINX_UPSTREAM_CONF" > /dev/null
rollback_new_workers "$NEW_BAND"
exit 1
fi
# Reload nginx (graceful — finishes in-flight requests to old upstream)
systemctl reload nginx
sudo systemctl reload nginx
log_info "nginx reloaded — traffic now routed to band $NEW_BAND"
###############################################################################