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added crontab. this is a test for viability

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quirinecker
2025-12-29 20:29:51 +01:00
parent 74cedf678a
commit a4628a6f9b
4 changed files with 511 additions and 14 deletions
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467
Cargo.lock generated
View File

@@ -2,18 +2,203 @@
# It is not intended for manual editing.
version = 4
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@@ -25,12 +210,58 @@ dependencies = [
"nix",
]
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@@ -42,9 +273,245 @@ dependencies = [
"libc",
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2
Cargo.toml
View File

@@ -5,3 +5,5 @@ edition = "2024"
[dependencies]
gpio-cdev = "0.6.0"
cron_tab = { version = "0.2", features = ["async"] }
chrono = "0.4.42"

28
deploy.nu
View File

@@ -4,11 +4,19 @@ def main [] {
main run
}
def "main build" [] {
let config = get-config
build $config
}
def "main push" [] {
let config = get-config
push $config
}
def "main run" [] {
let config = get-config
nix build $".#($config | get target_platform)"
scp result/bin/snooze-pal ($config | get target_machine):bin/snooze-pal
ssh ($config | get target_machine) "chmod +rwx bin/snooze-pal && bin/snooze-pal"
run $config
}
def get-config [] {
@@ -18,3 +26,17 @@ def get-config [] {
return (open deploy.config.toml)
}
}
def build [config] {
nix build $".#($config | get target_platform)"
}
def push [config] {
build $config
scp result/bin/snooze-pal ($config | get target_machine):bin/snooze-pal
}
def run [config] {
push $config
ssh ($config | get target_machine) "chmod +rwx bin/snooze-pal && bin/snooze-pal"
}

28
src/main.rs
View File

@@ -1,11 +1,24 @@
use std::thread;
use std::{sync::{Arc, Mutex}, thread};
use gpio_cdev::{Chip, LineRequestFlags};
use cron_tab::Cron;
fn main() -> Result<(), Box<dyn std::error::Error>> {
let mut chip = Chip::new("/dev/gpiochip0")?;
alarm(&mut chip)?;
Ok(())
let chip = Arc::new(Mutex::new(Chip::new("/dev/gpiochip0")?));
let mut cron = Cron::new(chrono::Local);
let job_result = cron.add_fn("0 16 20 * * * *", move || {
let mut guard = chip.lock().unwrap();
alarm(&mut*guard).unwrap();
});
let _ = job_result.expect("Failed to add job");
cron.start();
println!("Started snooze-pal");
loop { }
}
fn alarm(chip: &mut Chip) -> Result<(), Box<dyn std::error::Error>> {
@@ -22,10 +35,3 @@ fn alarm(chip: &mut Chip) -> Result<(), Box<dyn std::error::Error>> {
Ok(())
}
fn turn_off_led(chip: &mut Chip) -> Result<(), Box<dyn std::error::Error>> {
chip.get_line(17)?
.request(LineRequestFlags::OUTPUT, 0, "my-gpio")?
.set_value(0)?;
Ok(())
}