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Request
Route
ResourceMeta
RouteSpec
RouteMatch
RouteAction
Response
ResourceMeta
RouteSpec
RouteStatus
RouteMatch
RouteAction
Condition
Errors
Examples

Reference

Update a mail route

Updates a route.

Checked 2026-09-28

Updates a route.

Path PATCH https://api.sylphx.com/v1/orgs/acme/projects/shop/envs/production/mail_domains/mail-domain/mail_routes/mail-route
Scope notify:write
Effect write — a successful call changes state.
Collection mail_routes
Query update_mask, allow_missing, validate_only

#Request

Field	Type	What it is
`route`	`Route`	The route to update; `name` identifies it. Required.
`update_mask`	`field_mask`	The fields to write; unset writes every populated field.
`allow_missing`	`bool`	Create the route when it does not exist (declarative upsert).
`validate_only`	`bool`	Validate and return the result without writing anything.

#Route

Field	Type	What it is
`name`	`string`	`orgs/{org}/projects/{project}/envs/{env}/mail_domains/{mail_domain}/mail_routes/{mail_route}`.
`meta`	`ResourceMeta`	Resource metadata.
`spec`	`RouteSpec`	Desired state. Required.

#ResourceMeta

Field	Type	What it is
`labels`	`map<string, string>`	Caller-writable, indexed labels (AIP-122 label rules).
`annotations`	`map<string, string>`	Caller-writable, unindexed annotations.
`display_name`	`string`	Caller-writable human-readable name.

#RouteSpec

Field	Type	What it is
`match`	`RouteMatch`	Which recipients the route matches. Required.
`actions`	`RouteAction[]`	What happens to the mail: one or more mailbox and forward actions, or one reject. Required.
`spam`	`RouteSpamPolicy`	What happens to mail the spam filter judges spam; `DELIVER` when unset. One of `deliver`, `drop`, `reject`.
`enabled`	`bool`	A disabled route matches nothing.

#RouteMatch

Field	Type	What it is
`address`	`string`	A local part, for example `support`. A local part with a `+tag` also matches its route. One of the `kind` group.
`pattern`	`string`	A glob on the local part, for example `billing-*`. One of the `kind` group.
`catch_all`	`bool`	Every local part no other route matches. One of the `kind` group.

#RouteAction

Field	Type	What it is
`mailbox`	`string`	Deliver to a mailbox of the environment. One of the `action` group.
`forward`	`string`	Forward to an address. One of the `action` group.
`reject`	`string`	Refuse at the recipient step with this message; stands alone. One of the `action` group.

#Response

Field	Type	What it is
`name`	`string`	`orgs/{org}/projects/{project}/envs/{env}/mail_domains/{mail_domain}/mail_routes/{mail_route}`.
`uid`	`string`	`rte_<cell><ulid>`; never reused. Output only.
`meta`	`ResourceMeta`	Resource metadata.
`spec`	`RouteSpec`	Desired state. Required.
`status`	`RouteStatus`	Observed state. Output only.

#ResourceMeta

Field	Type	What it is
`generation`	`int64`	Increases by one on every change to `spec`. Output only.
`etag`	`string`	Strong ETag (AIP-154): changes on any change to spec, status, or metadata. Send it back as `If-Match` or `etag` to make Update and Delete conditional; a mismatch fails with ABORTED / 409 `ETAG_MISMATCH`. Output only.
`create_time`	`timestamp`	When the Resource was created. Output only.
`update_time`	`timestamp`	When the Resource last changed. Output only.
`delete_time`	`timestamp`	Set while the Resource is being deleted. Output only.
`labels`	`map<string, string>`	Caller-writable, indexed labels (AIP-122 label rules).
`annotations`	`map<string, string>`	Caller-writable, unindexed annotations.
`display_name`	`string`	Caller-writable human-readable name.
`creator`	`string`	The principal that created the Resource. Output only.

#RouteSpec

Field	Type	What it is
`match`	`RouteMatch`	Which recipients the route matches. Required.
`actions`	`RouteAction[]`	What happens to the mail: one or more mailbox and forward actions, or one reject. Required.
`spam`	`RouteSpamPolicy`	What happens to mail the spam filter judges spam; `DELIVER` when unset. One of `deliver`, `drop`, `reject`.
`enabled`	`bool`	A disabled route matches nothing.

#RouteStatus

Field	Type	What it is
`observed_generation`	`int64`	The generation this status was computed from. Output only.
`conditions`	`Condition[]`	Ready, Reconciling, Stalled. Output only.

#RouteMatch

Field	Type	What it is
`address`	`string`	A local part, for example `support`. A local part with a `+tag` also matches its route. One of the `kind` group.
`pattern`	`string`	A glob on the local part, for example `billing-*`. One of the `kind` group.
`catch_all`	`bool`	Every local part no other route matches. One of the `kind` group.

#RouteAction

Field	Type	What it is
`mailbox`	`string`	Deliver to a mailbox of the environment. One of the `action` group.
`forward`	`string`	Forward to an address. One of the `action` group.
`reject`	`string`	Refuse at the recipient step with this message; stands alone. One of the `action` group.

#Condition

Field	Type	What it is
`type`	`string`	The condition type, for example `Ready`.
`status`	`ConditionStatus`	Whether the condition holds. One of `true`, `false`, `unknown`.
`observed_generation`	`int64`	The generation this observation was made against.
`reason`	`string`	A machine-readable UpperCamelCase reason.
`message`	`string`	A customer-safe human-readable message.
`severity`	`Severity`	How severe a FALSE condition is. One of `info`, `warning`, `error`.
`transition_time`	`timestamp`	When `status` last changed.

#Errors

UNAUTHENTICATED — No valid key or token was presented.
PERMISSION_DENIED — The key lacks the method's permission.
RESOURCE_NOT_FOUND — The named Resource does not exist or is not visible.
UNKNOWN_FIELD — The request has a field the schema does not know.
INVALID_FIELD — A field failed validation.
ETAG_MISMATCH — The etag sent does not match the Resource's current etag.
IDEMPOTENCY_KEY_REUSED — An Idempotency-Key was reused with another body.
IDEMPOTENCY_IN_PROGRESS — The first call with this Idempotency-Key is still running.

Every error arrives in the body Errors describes.

#Examples

curl -X PATCH "https://api.sylphx.com/v1/orgs/acme/projects/shop/envs/production/mail_domains/mail-domain/mail_routes/mail-route" \
  -H "Authorization: Bearer $SYLPHX_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"name":"orgs/acme/projects/shop/envs/production/mail_domains/mail-domain/mail_routes/mail-route","spec":{"actions":[{}],"match":{}}}'

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