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annotate rust/src/config.rs @ 624:2710649ab71e rust

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read/write params local file. untested
author Matt Johnston <matt@ucc.asn.au>
date Sun, 16 Apr 2017 23:29:27 +0800
parents f3e39e2107fd
children a5721c02d3ee
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1 extern crate toml;
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3 use std::error::Error;
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4 use std::fs::File;
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5 use std::io::Read;
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6 use serde::{Serialize,Deserialize,Deserializer,Serializer};
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8 use types::*;
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10 #[derive(Deserialize,Serialize,Debug,Clone)]
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11 #[allow(non_snake_case)]
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12 pub struct Config {
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13 pub SENSOR_SLEEP: u64,
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14 pub UPLOAD_SLEEP: u64,
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16 pub FRIDGE_DELAY: u64,
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17 pub FRIDGE_WORT_INVALID_TIME: u64,
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19 pub MAX_READINGS: u32,
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21 pub PARAMS_FILE: String,
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23 pub SENSOR_BASE_DIR: String,
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24 pub FRIDGE_GPIO_PIN: u32,
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25
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26 pub AMBIENT_NAME: String,
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27 pub FRIDGE_NAME: String,
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28 pub WORT_NAME: String,
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29 pub INTERNAL_TEMPERATURE: String,
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31 pub HMAC_KEY: String,
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32 pub SERVER_URL: String,
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33 pub UPDATE_URL: String,
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34 pub SETTINGS_URL: String,
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35 }
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36
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37 impl Config {
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38
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39 pub fn default() -> Self {
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40 Config {
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41 SENSOR_SLEEP: 5,
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42 UPLOAD_SLEEP: 83,
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43
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44 FRIDGE_DELAY: 600, // 10 mins, to avoid fridge damage from frequent cycling off/on
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45 FRIDGE_WORT_INVALID_TIME: 300, // 5 mins
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46
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47 // 12 hours of "offline" readings stored
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48 MAX_READINGS: 12*60*60 / 15, // 15 is SENSOR_SLEEP
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49
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50 //PARAMS_FILE: os.path.join(os.path.dirname(__file__), "tempserver.conf")
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51 PARAMS_FILE: "tempserver.conf".to_string(),
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52
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53 SENSOR_BASE_DIR: "/sys/devices/w1_bus_master2".to_string(),
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54 FRIDGE_GPIO_PIN: 17,
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55 //WORT_NAME: "28-0000042cf4dd".to_string(),
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56 //FRIDGE_NAME: "28-0000042cccc4".to_string(),
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57 //AMBIENT_NAME: "28-0000042c6dbb".to_string(),
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58 AMBIENT_NAME: "missingambient".to_string(),
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59 FRIDGE_NAME: "28-0000042c6dbb".to_string(),
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60 WORT_NAME: "28-0000042cccc4".to_string(), // was fridge
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61 INTERNAL_TEMPERATURE: "/sys/class/thermal/thermal_zone0/temp".to_string(),
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62
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63 HMAC_KEY: "a key".to_string(),
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64 SERVER_URL: "https://evil.ucc.asn.au/~matt/templog".to_string(),
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65 UPDATE_URL: "https://evil.ucc.asn.au/~matt/templog/update".to_string(),
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66 SETTINGS_URL: "https://evil.ucc.asn.au/~matt/templog/get_settings".to_string(),
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67 }
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68 }
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69
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70 pub fn to_toml_string(&self) -> String {
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71 toml::to_string(self).unwrap()
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72 }
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73
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74 pub fn merge(&self, conf: &str) -> Result<Self, TemplogError> {
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75 // convert existing and new toml into tables, combine them.
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76 let mut new_toml = toml::from_str(conf)?;
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77 let mut ex_val = toml::Value::try_from(self).unwrap();
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78 let mut ex_toml = ex_val.as_table_mut().unwrap();
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79 ex_toml.append(&mut new_toml);
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80 // TODO: wrap the error with a better message?
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81 let ret = toml::Value::Table(ex_toml.clone()).try_into()?;
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82 Ok(ret)
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83 }
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85 pub fn merge_file(&self, filename: &str) -> Result<Self, TemplogError> {
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86
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87 let mut s = String::new();
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88 File::open(filename)?.read_to_string(&mut s)?;
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89
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90 self.merge(&s)
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91 }
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92 }