113 lines
2.9 KiB
Rust
113 lines
2.9 KiB
Rust
use chrono::prelude::*;
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use anyhow::{bail, format_err, Error};
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use serde_json::{json, Value};
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use proxmox::api::{api, Router, Permission};
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use proxmox::tools::fs::{file_read_firstline, replace_file, CreateOptions};
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use crate::config::acl::PRIV_SYS_MODIFY;
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use crate::api2::types::*;
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fn read_etc_localtime() -> Result<String, Error> {
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// use /etc/timezone
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if let Ok(line) = file_read_firstline("/etc/timezone") {
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return Ok(line.trim().to_owned());
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}
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// otherwise guess from the /etc/localtime symlink
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let link = std::fs::read_link("/etc/localtime").
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map_err(|err| format_err!("failed to guess timezone - {}", err))?;
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let link = link.to_string_lossy();
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match link.rfind("/zoneinfo/") {
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Some(pos) => Ok(link[(pos + 10)..].to_string()),
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None => Ok(link.to_string()),
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}
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}
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#[api(
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input: {
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properties: {
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node: {
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schema: NODE_SCHEMA,
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},
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},
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},
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returns: {
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description: "Returns server time and timezone.",
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properties: {
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timezone: {
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schema: TIME_ZONE_SCHEMA,
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},
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time: {
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type: i64,
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description: "Seconds since 1970-01-01 00:00:00 UTC.",
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minimum: 1_297_163_644,
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},
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localtime: {
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type: i64,
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description: "Seconds since 1970-01-01 00:00:00 UTC. (local time)",
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minimum: 1_297_163_644,
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},
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}
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},
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access: {
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permission: &Permission::Anybody,
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},
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)]
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/// Read server time and time zone settings.
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fn get_time(_param: Value) -> Result<Value, Error> {
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let datetime = Local::now();
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let offset = datetime.offset();
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let time = datetime.timestamp();
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let localtime = time + (offset.fix().local_minus_utc() as i64);
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Ok(json!({
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"timezone": read_etc_localtime()?,
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"time": time,
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"localtime": localtime,
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}))
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}
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#[api(
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protected: true,
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reload_timezone: true,
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input: {
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properties: {
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node: {
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schema: NODE_SCHEMA,
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},
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timezone: {
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schema: TIME_ZONE_SCHEMA,
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},
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},
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},
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access: {
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permission: &Permission::Privilege(&["system", "time"], PRIV_SYS_MODIFY, false),
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},
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)]
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/// Set time zone
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fn set_timezone(
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timezone: String,
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_param: Value,
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) -> Result<Value, Error> {
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let path = std::path::PathBuf::from(format!("/usr/share/zoneinfo/{}", timezone));
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if !path.exists() {
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bail!("No such timezone.");
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}
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replace_file("/etc/timezone", timezone.as_bytes(), CreateOptions::new())?;
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let _ = std::fs::remove_file("/etc/localtime");
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use std::os::unix::fs::symlink;
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symlink(path, "/etc/localtime")?;
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Ok(Value::Null)
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}
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pub const ROUTER: Router = Router::new()
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.get(&API_METHOD_GET_TIME)
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.put(&API_METHOD_SET_TIMEZONE);
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