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Display a maintenance page while buildbot reboots #328

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Merged
alexreinking merged 1 commit into from
Mar 8, 2026
Merged

Display a maintenance page while buildbot reboots #328

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12 changes: 7 additions & 5 deletions Caddyfile
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Original file line number Diff line number Diff line change
Expand Up @@ -12,13 +12,15 @@ buildbot.halide-lang.org {
redir / /master/ temporary

handle_path /master/* {
handle /sse/* {
reverse_proxy buildbot:8012 {
flush_interval -1
reverse_proxy buildbot:8012 {
@error status 5xx
handle_response @error {
header Content-Type text/html
root * /srv
rewrite * /maintenance.html
file_server
}
}

reverse_proxy buildbot:8012
}

header {
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1 change: 1 addition & 0 deletions docker-compose.yml
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Expand Up @@ -53,6 +53,7 @@ services:
- "443:443/udp"
volumes:
- ./Caddyfile:/etc/caddy/Caddyfile:ro
- ./master/maintenance.html:/srv/maintenance.html:ro
- caddy-data:/data
- caddy-config:/config
logging:
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39 changes: 39 additions & 0 deletions master/maintenance.html
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Original file line number Diff line number Diff line change
@@ -0,0 +1,39 @@
<!DOCTYPE html>
<html lang="en">
<head>
<title>Buildbot Maintenance</title>
<meta charset="UTF-8">
<meta http-equiv="refresh" content="30">
<style>
body {
font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
display: flex;
justify-content: center;
align-items: center;
min-height: 100vh;
margin: 0;
background: #f5f5f5;
color: #333;
}

.container {
text-align: center;
padding: 2rem;
}

h1 {
font-size: 1.5rem;
}

p {
color: #666;
}
</style>
</head>
<body>
<div class="container">
<h1>Buildbot is restarting</h1>
<p>The server is temporarily unavailable. This page will automatically refresh.</p>
</div>
</body>
</html>
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