#[repr(i32)]
pub enum QuotaMode { Unspecified = 0, Normal = 1, BestEffort = 2, CheckOnly = 3, QueryOnly = 4, AdjustOnly = 5, }
Expand description

Supported quota modes.

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Unspecified = 0

Guard against implicit default. Must not be used.

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Normal = 1

For AllocateQuota request, allocates quota for the amount specified in the service configuration or specified using the quota metrics. If the amount is higher than the available quota, allocation error will be returned and no quota will be allocated. If multiple quotas are part of the request, and one fails, none of the quotas are allocated or released.

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BestEffort = 2

The operation allocates quota for the amount specified in the service configuration or specified using the quota metrics. If the amount is higher than the available quota, request does not fail but all available quota will be allocated. For rate quota, BEST_EFFORT will continue to deduct from other groups even if one does not have enough quota. For allocation, it will find the minimum available amount across all groups and deduct that amount from all the affected groups.

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CheckOnly = 3

For AllocateQuota request, only checks if there is enough quota available and does not change the available quota. No lock is placed on the available quota either.

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QueryOnly = 4

Unimplemented. When used in AllocateQuotaRequest, this returns the effective quota limit(s) in the response, and no quota check will be performed. Not supported for other requests, and even for AllocateQuotaRequest, this is currently supported only for allowlisted services.

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AdjustOnly = 5

The operation allocates quota for the amount specified in the service configuration or specified using the quota metrics. If the requested amount is higher than the available quota, request does not fail and remaining quota would become negative (going over the limit). Not supported for Rate Quota.

Implementations§

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impl QuotaMode

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pub fn is_valid(value: i32) -> bool

Returns true if value is a variant of QuotaMode.

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pub fn from_i32(value: i32) -> Option<QuotaMode>

👎Deprecated: Use the TryFrom<i32> implementation instead

Converts an i32 to a QuotaMode, or None if value is not a valid variant.

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impl QuotaMode

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pub fn as_str_name(&self) -> &'static str

String value of the enum field names used in the ProtoBuf definition.

The values are not transformed in any way and thus are considered stable (if the ProtoBuf definition does not change) and safe for programmatic use.

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pub fn from_str_name(value: &str) -> Option<Self>

Creates an enum from field names used in the ProtoBuf definition.

Trait Implementations§

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impl Clone for QuotaMode

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fn clone(&self) -> QuotaMode

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for QuotaMode

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Default for QuotaMode

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fn default() -> QuotaMode

Returns the “default value” for a type. Read more
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impl From<QuotaMode> for i32

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fn from(value: QuotaMode) -> i32

Converts to this type from the input type.
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impl Hash for QuotaMode

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fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl Ord for QuotaMode

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fn cmp(&self, other: &QuotaMode) -> Ordering

This method returns an Ordering between self and other. Read more
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fn max(self, other: Self) -> Self
where Self: Sized,

Compares and returns the maximum of two values. Read more
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fn min(self, other: Self) -> Self
where Self: Sized,

Compares and returns the minimum of two values. Read more
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fn clamp(self, min: Self, max: Self) -> Self
where Self: Sized + PartialOrd,

Restrict a value to a certain interval. Read more
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impl PartialEq for QuotaMode

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fn eq(&self, other: &QuotaMode) -> bool

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialOrd for QuotaMode

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fn partial_cmp(&self, other: &QuotaMode) -> Option<Ordering>

This method returns an ordering between self and other values if one exists. Read more
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fn lt(&self, other: &Rhs) -> bool

This method tests less than (for self and other) and is used by the < operator. Read more
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fn le(&self, other: &Rhs) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator. Read more
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fn gt(&self, other: &Rhs) -> bool

This method tests greater than (for self and other) and is used by the > operator. Read more
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fn ge(&self, other: &Rhs) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator. Read more
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impl TryFrom<i32> for QuotaMode

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type Error = UnknownEnumValue

The type returned in the event of a conversion error.
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fn try_from(value: i32) -> Result<QuotaMode, UnknownEnumValue>

Performs the conversion.
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impl Copy for QuotaMode

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impl Eq for QuotaMode

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impl StructuralPartialEq for QuotaMode

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<Q, K> Comparable<K> for Q
where Q: Ord + ?Sized, K: Borrow<Q> + ?Sized,

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fn compare(&self, key: &K) -> Ordering

Compare self to key and return their ordering.
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> FromRef<T> for T
where T: Clone,

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fn from_ref(input: &T) -> T

Converts to this type from a reference to the input type.
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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided [Span], returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> IntoRequest<T> for T

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fn into_request(self) -> Request<T>

Wrap the input message T in a tonic::Request
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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fn vzip(self) -> V

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where S: Into<Dispatch>,

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Attaches the current default Subscriber to this type, returning a [WithDispatch] wrapper. Read more