101 lines
3.1 KiB
Rust
101 lines
3.1 KiB
Rust
use std::collections::HashMap;
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use anyhow::{anyhow, Result};
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use bytes::Bytes;
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use log::*;
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use reqwest::StatusCode;
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use serde::{Deserialize, Serialize};
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use crate::{Consul, WithIndex};
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#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq)]
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#[serde(rename_all = "PascalCase")]
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pub struct KvGetPrefixEntry {
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pub key: String,
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pub value: String,
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}
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impl Consul {
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pub async fn kv_get(&self, key: &str) -> Result<Option<Bytes>> {
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debug!("kv_get {}", key);
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let url = format!("{}/v1/kv/{}{}?raw", self.url, self.kv_prefix, key);
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let http = self.client.get(&url).send().await?;
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match http.status() {
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StatusCode::OK => Ok(Some(http.bytes().await?)),
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StatusCode::NOT_FOUND => Ok(None),
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_ => Err(anyhow!(
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"Consul request failed: {:?}",
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http.error_for_status()
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)),
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}
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}
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pub async fn kv_get_json<T: for<'de> Deserialize<'de>>(&self, key: &str) -> Result<Option<T>> {
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debug!("kv_get_json {}", key);
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let url = format!("{}/v1/kv/{}{}?raw", self.url, self.kv_prefix, key);
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let http = self.client.get(&url).send().await?;
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match http.status() {
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StatusCode::OK => Ok(Some(http.json().await?)),
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StatusCode::NOT_FOUND => Ok(None),
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_ => Err(anyhow!(
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"Consul request failed: {:?}",
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http.error_for_status()
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)),
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}
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}
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pub async fn kv_get_prefix(
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&self,
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key_prefix: &str,
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last_index: Option<usize>,
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) -> Result<WithIndex<HashMap<String, Bytes>>> {
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debug!("kv_get_prefix {} index={:?}", key_prefix, last_index);
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let results: WithIndex<Vec<KvGetPrefixEntry>> = self
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.get_with_index(
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format!(
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"{}/v1/kv/{}{}?recurse",
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self.url, self.kv_prefix, key_prefix
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),
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last_index,
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)
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.await?;
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let mut res = HashMap::new();
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for ent in results.value {
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res.insert(ent.key, Bytes::from(base64::decode(&ent.value)?));
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}
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Ok(WithIndex {
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value: res,
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index: results.index,
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})
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}
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pub async fn kv_put(&self, key: &str, bytes: Bytes) -> Result<()> {
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debug!("kv_put {}", key);
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let url = format!("{}/v1/kv/{}{}", self.url, self.kv_prefix, key);
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let http = self.client.put(&url).body(bytes).send().await?;
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http.error_for_status()?;
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Ok(())
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}
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pub async fn kv_put_json<T: Serialize>(&self, key: &str, value: &T) -> Result<()> {
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debug!("kv_put_json {}", key);
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let url = format!("{}/v1/kv/{}{}", self.url, self.kv_prefix, key);
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let http = self.client.put(&url).json(value).send().await?;
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http.error_for_status()?;
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Ok(())
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}
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pub async fn kv_delete(&self, key: &str) -> Result<()> {
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let url = format!("{}/v1/kv/{}{}", self.url, self.kv_prefix, key);
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let http = self.client.delete(&url).send().await?;
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http.error_for_status()?;
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Ok(())
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}
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}
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