202 lines
6.2 KiB
Rust
202 lines
6.2 KiB
Rust
use crate::{config::*, updater::update_status};
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use chrono::prelude::*;
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#[cfg(feature = "webhooks")]
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use reqwest::Client;
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use serde::{Serialize, Serializer};
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#[derive(Serialize, Debug)]
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pub struct QueryResults {
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pub timestamp: DateTime<Utc>,
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pub timestamp_str: String,
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pub refresh_time: u64,
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pub config: Config,
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pub groups: Vec<StatusGroup>,
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}
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impl QueryResults {
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pub fn new(config: Config) -> Self {
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let time = Utc::now();
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QueryResults {
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timestamp: time,
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timestamp_str: Self::format_timestamp(time),
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refresh_time: config.refresh_time,
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config: config.clone(),
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groups: update_status(&config),
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}
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}
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pub fn update(&mut self, updated_groups: Vec<StatusGroup>) {
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self.update_timestamp();
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#[cfg(feature = "webhooks")]
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{
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let client = Client::new();
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// Async blocker: we will need to rewrite this part once async has
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// been stabilized, or make it so that the order of websites is an
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// invariant after implementing async. Probably use a hashmap?
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for group in 0..self.groups.len() {
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for endpoint in 0..self.groups[group].endpoints.len() {
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let old_endpoint = &self.groups[group].endpoints[endpoint];
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let new_endpoint = &updated_groups[group].endpoints[endpoint];
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if old_endpoint != new_endpoint {
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panic!("endpoint order was not maintained");
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}
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if new_endpoint.errors != old_endpoint.errors {
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if let Some(webhooks) =
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&self.config.websites[group].endpoints[endpoint].webhooks
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{
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macro_rules! gen_hooks {
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($(($hook:ident, $cond:expr)),*) => {
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$(if let Some(url) = &webhooks.$hook {
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if new_endpoint.status == $cond {
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if let Err(e) = client.post(url).json(new_endpoint).send() {
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warn!("{}", e)
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}
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}
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})*
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};
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}
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gen_hooks!(
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(on_change, new_endpoint.status),
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(on_ok, EndpointStatus::OK),
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(on_warn, EndpointStatus::WARN),
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(on_error, EndpointStatus::ERROR),
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(on_not_ok, EndpointStatus::OK)
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);
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}
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}
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}
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}
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}
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self.groups = updated_groups;
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}
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#[inline]
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fn update_timestamp(&mut self) {
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let current_time = Utc::now();
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self.timestamp = current_time;
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self.timestamp_str = Self::format_timestamp(current_time);
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}
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fn format_timestamp(timestamp: DateTime<Utc>) -> String {
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timestamp.format("%Y-%m-%d %H:%M:%S").to_string()
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}
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}
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#[derive(Serialize, Debug)]
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pub struct StatusGroup {
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pub label: String,
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pub endpoints: Vec<Endpoint>,
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}
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/// This holds the results of pinging a single endpoint. RTT exists iff there
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/// aren't any errors.
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#[derive(Clone, Serialize, Debug)]
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pub struct Endpoint {
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pub status: EndpointStatus,
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pub location: String,
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pub label: String,
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pub rtt: Option<String>,
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pub errors: Vec<String>,
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}
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impl PartialEq for Endpoint {
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fn eq(&self, other: &Endpoint) -> bool {
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self.location == other.location && self.label == other.label
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}
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}
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/// Various helper functions for generating resulting statuses
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impl Endpoint {
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pub fn ok(location: String, label: String, rtt: String) -> Self {
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Endpoint {
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status: EndpointStatus::OK,
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location,
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label,
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rtt: Some(rtt),
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errors: vec![],
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}
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}
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pub fn warn(location: String, label: String, rtt: String, errors: Vec<String>) -> Self {
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Endpoint {
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status: EndpointStatus::WARN,
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location,
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label,
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rtt: Some(rtt),
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errors,
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}
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}
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pub fn error(location: String, label: String, errors: Vec<String>) -> Self {
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Endpoint {
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status: EndpointStatus::ERROR,
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location,
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label,
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rtt: None,
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errors,
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}
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}
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pub fn maintenance(location: String, label: String, errors: Vec<String>) -> Self {
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Endpoint {
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status: EndpointStatus::MAINTENANCE,
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location,
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label,
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rtt: None,
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errors,
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}
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}
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pub fn unknown(location: String, label: String, errors: Vec<String>) -> Self {
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Endpoint {
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status: EndpointStatus::UNKNOWN,
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location,
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label,
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rtt: None,
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errors,
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}
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}
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}
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#[derive(Clone, Debug, PartialEq)]
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pub enum EndpointStatus {
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OK,
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WARN,
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ERROR,
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MAINTENANCE,
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UNKNOWN,
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}
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/// Custom serialization implementation, since its rendered form will be as a
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/// CSS class. The default serialization keeps things uppercase, which is
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/// discouraged as CSS class names.
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impl Serialize for EndpointStatus {
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fn serialize<S>(&self, s: S) -> Result<S::Ok, S::Error>
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where
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S: Serializer,
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{
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s.serialize_str(match *self {
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EndpointStatus::OK => "ok",
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EndpointStatus::WARN => "warn",
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EndpointStatus::ERROR => "error",
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EndpointStatus::MAINTENANCE => "maintenance",
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EndpointStatus::UNKNOWN => "unknown",
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})
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}
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}
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impl Into<String> for EndpointStatus {
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fn into(self) -> String {
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match self {
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EndpointStatus::OK => String::from("ok"),
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EndpointStatus::WARN => String::from("warn"),
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EndpointStatus::ERROR => String::from("error"),
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EndpointStatus::MAINTENANCE => String::from("maintenance"),
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EndpointStatus::UNKNOWN => String::from("unknown"),
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}
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}
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}
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