87 lines
2.6 KiB
Rust
87 lines
2.6 KiB
Rust
use std::collections::HashMap;
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use anyhow::{anyhow, Result};
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use serde::{Deserialize, Serialize};
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use crate::config::RuntimeConfigConsul;
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#[derive(Serialize, Deserialize, Debug)]
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pub struct ServiceEntry {
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#[serde(rename = "Tags")]
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pub tags: Vec<String>,
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}
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#[derive(Serialize, Deserialize, Debug, Default)]
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pub struct CatalogNode {
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#[serde(rename = "Services")]
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pub services: HashMap<String, ServiceEntry>,
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}
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pub struct Consul {
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client: reqwest::Client,
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url: String,
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idx: Option<u64>,
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}
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impl Consul {
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pub fn new(config: &RuntimeConfigConsul) -> Self {
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let client = if let Some((ca, skip_verify, ident)) = config.tls.clone() {
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if skip_verify {
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reqwest::Client::builder()
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.use_rustls_tls()
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.danger_accept_invalid_certs(true)
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.identity(ident)
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.build()
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.expect("Unable to build reqwest client")
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} else if let Some(ca) = ca {
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reqwest::Client::builder()
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.use_rustls_tls()
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.add_root_certificate(ca)
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.identity(ident)
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.build()
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.expect("Unable to build reqwest client")
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} else {
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reqwest::Client::builder()
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.use_rustls_tls()
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.identity(ident)
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.build()
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.expect("Unable to build reqwest client")
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}
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} else {
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reqwest::Client::new()
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};
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return Self {
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client,
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url: config.url.clone(),
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idx: None,
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};
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}
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pub fn watch_node_reset(&mut self) -> () {
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self.idx = None;
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}
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pub async fn watch_node(&mut self, host: &str) -> Result<CatalogNode> {
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let url = match self.idx {
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Some(i) => format!("{}/v1/catalog/node/{}?index={}", self.url, host, i),
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None => format!("{}/v1/catalog/node/{}", self.url, host),
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};
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let http = self.client.get(&url).send().await?;
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self.idx = match http.headers().get("X-Consul-Index") {
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Some(v) => Some(v.to_str()?.parse::<u64>()?),
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None => return Err(anyhow!("X-Consul-Index header not found")),
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};
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let resp: Option<CatalogNode> = http.json().await?;
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return Ok(resp.unwrap_or_default());
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}
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pub async fn kv_put(&self, key: &str, bytes: Vec<u8>) -> Result<()> {
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let url = format!("{}/v1/kv/{}", self.url, 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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}
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