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108 lines
3.6 KiB
108 lines
3.6 KiB
use crate::types; |
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use hyper::{Body, Client, Method, Request, StatusCode}; |
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use serde_json::json; |
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use tokio::io::{stdout, AsyncWriteExt as _}; |
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use bytes::Buf as _; |
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pub struct GrafanaService { |
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url: String, |
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api_key: String, |
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} |
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impl GrafanaService { |
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pub fn new(url: String, api_key: String) -> GrafanaService { |
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GrafanaService { api_key, url } |
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} |
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pub async fn test_connection(&self) -> types::Result<()> { |
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println!("Test connection response"); |
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let (s, p) = self.get("/api").await?; |
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println!("{}", p.to_string()); |
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Ok(()) |
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} |
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pub async fn get_datasources(&self) -> types::Result<()> { |
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let (s, p) = self.get("/api/datasources").await?; |
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println!("{}", p); |
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Ok(()) |
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} |
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pub async fn extract_metrics(&self) -> types::Result<()> { |
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let (s, p) = self |
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.post( |
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"/api/datasources/proxy/1/api/v1/query_range", |
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// serde_json::json!({ |
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// "from": "1634237655", |
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// "to": "1634238555", |
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// "queries": [ |
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// { |
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// "datasourceId": 1, |
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// "refId": "A", |
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// "expr": "rate(go_memstats_alloc_bytes_total[5m])", |
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// "format": "time_series", |
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// "step": "15", |
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// "start": "1634329050", |
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// "end": "1634329950" |
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// } |
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// ] |
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// "query": "rate(go_memstats_alloc_bytes_total[5m])", |
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// "start": 1634672070, |
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// "end": 1634672970, |
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// "step": "15" |
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// }), |
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serde_json::json!({}) |
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) |
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.await?; |
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println!("{}", p.to_string()); |
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Ok(()) |
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} |
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async fn get(&self, suburl: &str) -> types::Result<(StatusCode, serde_json::Value)> { |
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let req = Request::builder() |
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.method(Method::GET) |
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.uri(self.url.to_owned() + suburl) |
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.header("Accept", "application/json") |
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.header("Authorization", format!("Bearer {}", self.api_key)) |
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.body(Body::empty()) |
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.unwrap(); |
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let client = Client::new(); |
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let res = client.request(req).await?; |
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let status = res.status(); |
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let body = hyper::body::aggregate(res).await?; |
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let reader = body.reader(); |
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let result: serde_json::Value = serde_json::from_reader(reader)?; |
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Ok((status, result)) |
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} |
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async fn post( |
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&self, |
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suburl: &str, |
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value: serde_json::Value, |
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) -> types::Result<(StatusCode, serde_json::Value)> { |
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let req = Request::builder() |
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.method(Method::POST) |
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.uri(self.url.to_owned() + suburl) |
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.header("Accept", "application/json") |
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// .header("Content-Type", "application/json") |
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.header("Content-Type", "application/x-www-form-urlencoded") |
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.header("Authorization", format!("Bearer {}", self.api_key)) |
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// .body(Body::from(value.to_string())) |
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.body(Body::from("query=rate%28go_memstats_alloc_bytes_total%5B5m%5D%29&start=1634672070&end=1634672970&step=15")) |
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.unwrap(); |
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let client = Client::new(); |
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let res = client.request(req).await?; |
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let status = res.status(); |
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let body = hyper::body::aggregate(res).await?; |
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let reader = body.reader(); |
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let result: serde_json::Value = serde_json::from_reader(reader)?; |
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Ok((status, result)) |
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} |
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}
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