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chore(topology): Transform outputs hash table of OutputId -> Definiti…
…on (#17059) Transform outputs hash table of OutputId -> Definition Signed-off-by: Stephen Wakely <fungus.humungus@gmail.com>
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Original file line number | Diff line number | Diff line change |
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use std::fmt; | ||
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use vector_common::config::ComponentKey; | ||
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use crate::{config::configurable_component, schema}; | ||
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/// Component output identifier. | ||
#[configurable_component] | ||
#[derive(Clone, Debug, Eq, Hash, PartialEq)] | ||
pub struct OutputId { | ||
/// The component to which the output belongs. | ||
pub component: ComponentKey, | ||
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/// The output port name, if not the default. | ||
pub port: Option<String>, | ||
} | ||
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impl OutputId { | ||
/// Some situations, for example when validating a config file requires running the | ||
/// `transforms::output` function to retrieve the outputs, but we don't have an | ||
/// `OutputId` from a source. This gives us an `OutputId` that we can use. | ||
/// | ||
/// TODO: This is not a pleasant solution, but would require some significant refactoring | ||
/// to the topology code to avoid. | ||
pub fn dummy() -> Self { | ||
Self { | ||
component: "dummy".into(), | ||
port: None, | ||
} | ||
} | ||
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/// Given a list of [`schema::Definition`]s, returns a [`Vec`] of tuples of | ||
/// this `OutputId` with each `Definition`. | ||
pub fn with_definitions( | ||
&self, | ||
definitions: impl IntoIterator<Item = schema::Definition>, | ||
) -> Vec<(OutputId, schema::Definition)> { | ||
definitions | ||
.into_iter() | ||
.map(|definition| (self.clone(), definition)) | ||
.collect() | ||
} | ||
} | ||
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impl fmt::Display for OutputId { | ||
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { | ||
match &self.port { | ||
None => self.component.fmt(f), | ||
Some(port) => write!(f, "{}.{port}", self.component), | ||
} | ||
} | ||
} | ||
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impl From<ComponentKey> for OutputId { | ||
fn from(key: ComponentKey) -> Self { | ||
Self { | ||
component: key, | ||
port: None, | ||
} | ||
} | ||
} | ||
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impl From<&ComponentKey> for OutputId { | ||
fn from(key: &ComponentKey) -> Self { | ||
Self::from(key.clone()) | ||
} | ||
} | ||
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impl From<(&ComponentKey, String)> for OutputId { | ||
fn from((key, name): (&ComponentKey, String)) -> Self { | ||
Self { | ||
component: key.clone(), | ||
port: Some(name), | ||
} | ||
} | ||
} | ||
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// This panicking implementation is convenient for testing, but should never be enabled for use | ||
// outside of tests. | ||
#[cfg(any(test, feature = "test"))] | ||
impl From<&str> for OutputId { | ||
fn from(s: &str) -> Self { | ||
assert!( | ||
!s.contains('.'), | ||
"Cannot convert dotted paths to strings without more context" | ||
); | ||
let component = ComponentKey::from(s); | ||
component.into() | ||
} | ||
} |
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