mirror of
https://github.com/fosrl/pangolin.git
synced 2026-06-02 05:56:39 +00:00
Handeling the different health status
This commit is contained in:
@@ -327,7 +327,8 @@ async function createHttpResource(
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ssl: true,
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stickySession: stickySession,
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postAuthPath: postAuthPath,
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wildcard
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wildcard,
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health: "unknown"
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})
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.returning();
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@@ -105,7 +105,7 @@ const listResourcesSchema = z.object({
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"Filter resources based on authentication state. `protected` means the resource has at least one auth mechanism (password, pincode, header auth, SSO, or email whitelist). `not_protected` means the resource has no auth mechanisms. `none` means the resource is not protected by HTTP (i.e. it has no auth mechanisms and http is false)."
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}),
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healthStatus: z
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.enum(["no_targets", "healthy", "degraded", "offline", "unknown"])
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.enum(["healthy", "degraded", "unhealthy", "unknown"])
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.optional()
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.catch(undefined)
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.openapi({
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@@ -143,27 +143,6 @@ export type ResourceWithTargets = {
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}>;
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};
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// Aggregate filters
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const total_targets = count(targets.targetId);
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const healthy_targets = sql<number>`SUM(
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CASE
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WHEN ${targetHealthCheck.hcHealth} = 'healthy' THEN 1
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ELSE 0
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END
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) `;
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const unknown_targets = sql<number>`SUM(
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CASE
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WHEN ${targetHealthCheck.hcHealth} = 'unknown' THEN 1
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ELSE 0
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END
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) `;
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const unhealthy_targets = sql<number>`SUM(
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CASE
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WHEN ${targetHealthCheck.hcHealth} = 'unhealthy' THEN 1
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ELSE 0
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END
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) `;
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function queryResourcesBase() {
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return db
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.select({
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@@ -183,7 +162,8 @@ function queryResourcesBase() {
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niceId: resources.niceId,
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headerAuthId: resourceHeaderAuth.headerAuthId,
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headerAuthExtendedCompatibilityId:
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resourceHeaderAuthExtendedCompatibility.headerAuthExtendedCompatibilityId
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resourceHeaderAuthExtendedCompatibility.headerAuthExtendedCompatibilityId,
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health: resources.health
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})
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.from(resources)
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.leftJoin(
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@@ -378,46 +358,12 @@ export async function listResources(
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);
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break;
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}
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}
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let aggregateFilters: SQL<any> | undefined = sql`1 = 1`;
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if (typeof healthStatus !== "undefined") {
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switch (healthStatus) {
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case "healthy":
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aggregateFilters = and(
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sql`${total_targets} > 0`,
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sql`${healthy_targets} = ${total_targets}`
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);
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break;
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case "degraded":
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aggregateFilters = and(
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sql`${total_targets} > 0`,
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sql`${unhealthy_targets} > 0`
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);
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break;
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case "no_targets":
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aggregateFilters = sql`${total_targets} = 0`;
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break;
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case "offline":
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aggregateFilters = and(
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sql`${total_targets} > 0`,
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sql`${healthy_targets} = 0`,
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sql`${unhealthy_targets} = ${total_targets}`
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);
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break;
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case "unknown":
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aggregateFilters = and(
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sql`${total_targets} > 0`,
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sql`${unknown_targets} = ${total_targets}`
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);
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break;
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if (typeof healthStatus !== "undefined") {
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conditions.push(eq(resources.health, healthStatus));
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}
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}
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const baseQuery = queryResourcesBase()
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.where(and(...conditions))
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.having(aggregateFilters);
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const baseQuery = queryResourcesBase().where(and(...conditions));
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// we need to add `as` so that drizzle filters the result as a subquery
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const countQuery = db.$count(baseQuery.as("filtered_resources"));
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@@ -245,7 +245,7 @@ export async function createTarget(
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hcFollowRedirects: targetData.hcFollowRedirects ?? null,
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hcMethod: targetData.hcMethod ?? null,
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hcStatus: targetData.hcStatus ?? null,
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hcHealth: "unknown",
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hcHealth: targetData.hcEnabled ? "unhealthy" : "unknown",
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hcTlsServerName: targetData.hcTlsServerName ?? null,
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hcHealthyThreshold: targetData.hcHealthyThreshold ?? null,
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hcUnhealthyThreshold: targetData.hcUnhealthyThreshold ?? null
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@@ -13,7 +13,7 @@ import { addTargets } from "../newt/targets";
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import { pickPort } from "./helpers";
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import { isTargetValid } from "@server/lib/validators";
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import { OpenAPITags, registry } from "@server/openApi";
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import { vs } from "@react-email/components";
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const updateTargetParamsSchema = z.strictObject({
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targetId: z.string().transform(Number).pipe(z.int().positive())
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@@ -153,32 +153,6 @@ export async function updateTarget(
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);
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}
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const targetData = {
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...target,
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...parsedBody.data
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};
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const existingTargets = await db
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.select()
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.from(targets)
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.where(eq(targets.resourceId, target.resourceId));
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const foundTarget = existingTargets.find(
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(target) =>
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target.targetId !== targetId && // Exclude the current target being updated
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target.ip === targetData.ip &&
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target.port === targetData.port &&
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target.method === targetData.method &&
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target.siteId === targetData.siteId
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);
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if (foundTarget) {
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// log a warning
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logger.warn(
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`Target with IP ${targetData.ip}, port ${targetData.port}, method ${targetData.method} already exists for resource ID ${target.resourceId}`
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);
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}
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const { internalPort, targetIps } = await pickPort(site.siteId!, db);
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if (!internalPort) {
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@@ -210,20 +184,46 @@ export async function updateTarget(
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.where(eq(targets.targetId, targetId))
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.returning();
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const [existingHc] = await db
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.select()
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.from(targetHealthCheck)
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.where(eq(targetHealthCheck.targetId, targetId))
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.limit(1);
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if (!existingHc) {
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return next(
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createHttpError(
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HttpCode.NOT_FOUND,
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`Health check for target with ID ${targetId} not found`
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)
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);
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}
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let hcHeaders = null;
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if (parsedBody.data.hcHeaders) {
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hcHeaders = JSON.stringify(parsedBody.data.hcHeaders);
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}
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// When health check is disabled, reset hcHealth to "unknown"
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// to prevent previously unhealthy targets from being excluded
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// Also when the site is not a newt, set hcHealth to "unknown"
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const hcHealthValue =
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// to prevent previously unhealthy targets from being excluded.
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// Also when the site is not a newt, set hcHealth to "unknown".
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// If hcEnabled is being turned on (was false, now true), set to "unhealthy"
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// so the target must pass a health check before being considered healthy.
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const hcEnabledTurnedOn =
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parsedBody.data.hcEnabled === true && existingHc.hcEnabled === false;
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let hcHealthValue: "unknown" | "healthy" | "unhealthy" | undefined;
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if (
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parsedBody.data.hcEnabled === false ||
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parsedBody.data.hcEnabled === null ||
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site.type !== "newt"
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? "unknown"
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: undefined;
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) {
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hcHealthValue = "unknown";
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} else if (hcEnabledTurnedOn) {
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hcHealthValue = "unhealthy";
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} else {
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hcHealthValue = undefined;
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}
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const [updatedHc] = await db
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.update(targetHealthCheck)
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@@ -245,7 +245,7 @@ export async function updateTarget(
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hcTlsServerName: parsedBody.data.hcTlsServerName,
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hcHealthyThreshold: parsedBody.data.hcHealthyThreshold,
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hcUnhealthyThreshold: parsedBody.data.hcUnhealthyThreshold,
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...(hcHealthValue !== undefined && { hcHealth: hcHealthValue })
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hcHealth: hcHealthValue
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})
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.where(eq(targetHealthCheck.targetId, targetId))
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.returning();
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