107 lines
3.0 KiB
Rust
107 lines
3.0 KiB
Rust
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use failure::*;
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use lazy_static::lazy_static;
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use std::collections::HashMap;
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use serde::Deserialize;
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use proxmox::api::{api, schema::*};
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use proxmox::tools::{fs::replace_file, fs::CreateOptions};
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use crate::section_config::{SectionConfig, SectionConfigData, SectionConfigPlugin};
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lazy_static! {
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static ref CONFIG: SectionConfig = init();
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}
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// fixme: define better schemas
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const REMOTE_ID_SCHEMA: Schema = StringSchema::new("Remote ID.")
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.min_length(3)
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.schema();
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const COMMENT_SCHEMA: Schema = StringSchema::new("Comment").schema();
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const REMOTE_HOST_SCHEMA: Schema = StringSchema::new("Host IP address or DNS name.").schema();
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const REMOTE_USERID_SCHEMA: Schema = StringSchema::new("User ID").schema();
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const REMOTE_PASSWORD_SCHEMA: Schema = StringSchema::new("Password or auth token.").schema();
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#[api(
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properties: {
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comment: {
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optional: true,
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schema: COMMENT_SCHEMA,
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},
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host: {
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schema: REMOTE_HOST_SCHEMA,
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},
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userid: {
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schema: REMOTE_USERID_SCHEMA,
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},
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password: {
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schema: REMOTE_PASSWORD_SCHEMA,
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},
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}
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)]
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#[derive(Deserialize)]
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/// Remote properties.
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pub struct Remote {
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pub comment: Option<String>,
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pub host: String,
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pub userid: String,
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pub password: String,
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}
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fn init() -> SectionConfig {
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let obj_schema = match Remote::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("remote".to_string(), obj_schema);
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let mut config = SectionConfig::new(&REMOTE_ID_SCHEMA);
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config.register_plugin(plugin);
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config
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}
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const REMOTES_CFG_FILENAME: &str = "/etc/proxmox-backup/remotes.cfg";
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pub fn config() -> Result<SectionConfigData, Error> {
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let content = match std::fs::read_to_string(REMOTES_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 '{}' - {}", REMOTES_CFG_FILENAME, err);
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}
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}
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};
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CONFIG.parse(REMOTES_CFG_FILENAME, &content)
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}
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pub fn save_config(config: &SectionConfigData) -> Result<(), Error> {
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let raw = CONFIG.write(REMOTES_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(REMOTES_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_remote_name(_arg: &str, _param: &HashMap<String, String>) -> Vec<String> {
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match config() {
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Ok(data) => 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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