IaaS指提供系统（可以自己选）或者储存空间之类的硬件，软件要自己手动装；PaaS提供软件/框架（可以自己选）；SaaS只能使用开发好的软件（卖软件本身）；BaaS一般类似于非关系数据库，但各家不通用，有时还有一些其它东西。
Borber
/ influx_client.rs
Created
December 20, 2023 04:53
— forked from mohs8421/influx_client.rs
Influx Client for ESP-Devices
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| use crate::storage::StoreableItem; | |
| #[cfg(debug_assertions)] | |
| use crate::wrapper::time; | |
| use anyhow::bail; | |
| use embedded_svc::http::client::{Client, Request, RequestWrite, Response}; | |
| use embedded_svc::http::{SendHeaders, Status}; | |
| use embedded_svc::io; | |
| use esp_idf_svc::http::client::{EspHttpClient, EspHttpClientConfiguration}; | |
| use log::{debug, error}; | |
| use rust_decimal::Decimal; |
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| // 通过官方接口定义 tantivy 数据库 | |
| let mut schema_builder = SchemaBuilder::default(); | |
| let id_field = schema_builder.add_bytes_field("id", STORED); | |
| let value_index = TextFieldIndexing::default() | |
| .set_tokenizer(CANG_JIE) // Set custom tokenizer | |
| .set_index_option(IndexRecordOption::WithFreqsAndPositions); | |
| let value_option = TextOptions::default().set_indexing_options(value_index); | |
| let value_field = schema_builder.add_text_field("value", value_option); | |
| let schema = schema_builder.build(); | |
| let index = Index::create_in_dir(dir, schema.clone())?; |
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| let cb = format!("{}{}{}220120200217", rid, DID, dt); | |
| let rb = md5(&cb.as_bytes()); | |
| let mut re = vec![]; | |
| for i in 0..4 { | |
| let s = &rb[i * 8..i * 8 + 8]; | |
| let u1 = i32::from_str_radix(&s[0..2], 16).unwrap(); | |
| let u2 = i32::from_str_radix(&s[2..4], 16).unwrap(); | |
| let u3 = i32::from_str_radix(&s[4..6], 16).unwrap(); | |
| let u4 = i32::from_str_radix(&s[6..8], 16).unwrap(); | |
| re.push((u1 & 0xff) | ((u2 << 8) & 0xff00) | ((u3 << 24) as u32 >> 8) as i32 | u4 << 24); |
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| - var blocks = 94; | |
| .container | |
| - var d = 6; | |
| - while (d--) { | |
| .digit | |
| - } | |
| .surface | |
| - for (var b = 1;b <= blocks;++b) { | |
| div(class="block b" + b) |