126 lines
3.3 KiB
Rust
126 lines
3.3 KiB
Rust
use anyhow::{bail, Error};
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use lazy_static::lazy_static;
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use std::collections::HashMap;
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use serde::{Serialize, Deserialize};
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use proxmox::api::{
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api,
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schema::*,
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section_config::{
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SectionConfig,
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SectionConfigData,
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SectionConfigPlugin,
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}
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};
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use proxmox::tools::{fs::replace_file, fs::CreateOptions};
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use crate::api2::types::*;
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lazy_static! {
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static ref CONFIG: SectionConfig = init();
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}
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#[api(
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properties: {
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id: {
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schema: JOB_ID_SCHEMA,
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},
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store: {
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schema: DATASTORE_SCHEMA,
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},
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remote: {
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schema: REMOTE_ID_SCHEMA,
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},
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"remote-store": {
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schema: DATASTORE_SCHEMA,
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},
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"remove-vanished": {
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schema: REMOVE_VANISHED_BACKUPS_SCHEMA,
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optional: true,
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},
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comment: {
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optional: true,
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schema: SINGLE_LINE_COMMENT_SCHEMA,
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},
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schedule: {
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optional: true,
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schema: GC_SCHEDULE_SCHEMA,
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},
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}
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)]
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#[serde(rename_all="kebab-case")]
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#[derive(Serialize,Deserialize)]
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/// Sync Job
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pub struct SyncJobConfig {
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pub id: String,
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pub store: String,
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pub remote: String,
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pub remote_store: String,
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#[serde(skip_serializing_if="Option::is_none")]
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pub remove_vanished: Option<bool>,
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#[serde(skip_serializing_if="Option::is_none")]
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pub comment: Option<String>,
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#[serde(skip_serializing_if="Option::is_none")]
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pub schedule: Option<String>,
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}
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fn init() -> SectionConfig {
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let obj_schema = match SyncJobConfig::API_SCHEMA {
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Schema::Object(ref obj_schema) => obj_schema,
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_ => unreachable!(),
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};
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let plugin = SectionConfigPlugin::new("sync".to_string(), Some(String::from("id")), obj_schema);
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let mut config = SectionConfig::new(&JOB_ID_SCHEMA);
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config.register_plugin(plugin);
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config
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}
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pub const SYNC_CFG_FILENAME: &str = "/etc/proxmox-backup/sync.cfg";
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pub const SYNC_CFG_LOCKFILE: &str = "/etc/proxmox-backup/.sync.lck";
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pub fn config() -> Result<(SectionConfigData, [u8;32]), Error> {
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let content = match std::fs::read_to_string(SYNC_CFG_FILENAME) {
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Ok(c) => c,
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Err(err) => {
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if err.kind() == std::io::ErrorKind::NotFound {
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String::from("")
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} else {
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bail!("unable to read '{}' - {}", SYNC_CFG_FILENAME, err);
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}
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}
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};
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let digest = openssl::sha::sha256(content.as_bytes());
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let data = CONFIG.parse(SYNC_CFG_FILENAME, &content)?;
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Ok((data, digest))
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}
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pub fn save_config(config: &SectionConfigData) -> Result<(), Error> {
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let raw = CONFIG.write(SYNC_CFG_FILENAME, &config)?;
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let backup_user = crate::backup::backup_user()?;
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let mode = nix::sys::stat::Mode::from_bits_truncate(0o0640);
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// set the correct owner/group/permissions while saving file
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// owner(rw) = root, group(r)= backup
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let options = CreateOptions::new()
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.perm(mode)
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.owner(nix::unistd::ROOT)
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.group(backup_user.gid);
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replace_file(SYNC_CFG_FILENAME, raw.as_bytes(), options)?;
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Ok(())
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}
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// shell completion helper
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pub fn complete_sync_job_id(_arg: &str, _param: &HashMap<String, String>) -> Vec<String> {
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match config() {
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Ok((data, _digest)) => data.sections.iter().map(|(id, _)| id.to_string()).collect(),
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Err(_) => return vec![],
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}
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}
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