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feat: add Threshold Configurations section to settings page

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Reads threshold_configs (or legacy thresholds) from config and renders
per-named-config tables showing metric path, operator, warning/critical
values, hysteresis, and count. Disabled entries are dimmed.

Co-Authored-By: Claude Sonnet 4.6 (1M context) <noreply@anthropic.com>
This commit is contained in:
Andreas Wrede
2026-05-02 14:30:31 -04:00
parent 28e2180f7b
commit 49fa310361
2 changed files with 106 additions and 0 deletions
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hbd/server/settings.py
+52
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@@ -181,6 +181,48 @@ def get_settings_sections(config: dict) -> list:
"notification_channels": attrs.get("notification_channels", []),
})
# ---- Threshold configurations -----------------------------------------
def _parse_metric_row(metric_path, metric_cfg):
if not isinstance(metric_cfg, dict):
return None
return {
"metric": metric_path,
"operator": metric_cfg.get("operator", ">"),
"warning": metric_cfg.get("warning"),
"critical": metric_cfg.get("critical"),
"hysteresis": metric_cfg.get("hysteresis"),
"count": metric_cfg.get("count", 1),
"enabled": metric_cfg.get("enabled", True),
}
threshold_config_list = []
raw_tconfigs = config.get("threshold_configs") or {}
if raw_tconfigs:
for cfg_name, cfg_data in sorted(raw_tconfigs.items()):
if not isinstance(cfg_data, dict):
continue
metrics = [
r for r in (
_parse_metric_row(mp, mc)
for mp, mc in (cfg_data.get("thresholds") or {}).items()
) if r
]
threshold_config_list.append({
"name": cfg_name,
"metrics": sorted(metrics, key=lambda m: m["metric"]),
})
elif config.get("thresholds"):
metrics = [
r for r in (
_parse_metric_row(mp, mc)
for mp, mc in config["thresholds"].items()
) if r
]
threshold_config_list.append({
"name": "default",
"metrics": sorted(metrics, key=lambda m: m["metric"]),
})
# ---- Hosts summary ----------------------------------------------------
hosts_list = []
for hname, hcfg in (config.get("hosts") or {}).items():
@@ -312,6 +354,16 @@ def get_settings_sections(config: dict) -> list:
"hosts": hosts_list,
"fields": [],
},
{
"id": "thresholds",
"title": "Threshold Configurations",
"description": "Named alert threshold sets. Each defines warning/critical levels per metric.",
"threshold_configs": threshold_config_list,
"fields": [
field("default_threshold_config", "Default config", "text",
"Threshold config used for hosts with no explicit mapping."),
],
},
{
"id": "runtime",
"title": "Runtime",