mirror of https://github.com/mastodon/flodgatt
57 lines
1.7 KiB
Rust
57 lines
1.7 KiB
Rust
use crate::{err, maybe_update};
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use url::Url;
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fn none_if_empty(item: &str) -> Option<String> {
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if item.is_empty() {
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None
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} else {
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Some(item.to_string())
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}
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}
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#[derive(Debug)]
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pub struct RedisConfig {
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pub user: Option<String>,
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pub password: Option<String>,
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pub port: String,
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pub host: String,
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pub db: Option<String>,
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pub namespace: Option<String>,
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}
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impl Default for RedisConfig {
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fn default() -> Self {
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Self {
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user: None,
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password: None,
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db: None,
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port: "6379".to_string(),
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host: "127.0.0.1".to_string(),
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namespace: None,
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}
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}
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}
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impl RedisConfig {
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pub fn from_url(url: Url) -> Self {
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let mut password = url.password().as_ref().map(|str| str.to_string());
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let mut db = none_if_empty(&url.path()[1..]);
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for (k, v) in url.query_pairs() {
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match k.to_string().as_str() {
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"password" => { password = Some(v.to_string());},
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"db" => { db = Some(v.to_string())},
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_ => { err::die_with_msg(format!("Unsupported parameter {} in REDIS_URL.\n Flodgatt supports only `password` and `db` parameters.", k))}
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}
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}
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RedisConfig {
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user: none_if_empty(url.username()),
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host: err::unwrap_or_die(url.host_str(), "Missing or invalid host in REDIS_URL"),
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port: err::unwrap_or_die(url.port(), "Missing or invalid port in REDIS_URL"),
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namespace: None,
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password,
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db,
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}
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}
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maybe_update!(maybe_update_host; host);
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maybe_update!(maybe_update_port; port);
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maybe_update!(maybe_update_namespace; Some(namespace));
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}
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