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env: Check for root privileges

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Check for root privileges early on.

Signed-off-by: Archana Shinde <archana.m.shinde@intel.com>
This commit is contained in:
Archana Shinde 2023-04-26 11:43:58 -07:00
parent 1016bc17b7
commit fb40c71a21
1 changed files with 5 additions and 0 deletions
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5
src/tools/kata-ctl/src/ops/env_ops.rs
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@ -13,6 +13,7 @@ use crate::utils;
use kata_types::config::TomlConfig; use kata_types::config::TomlConfig;
use anyhow::{anyhow, Context, Result}; use anyhow::{anyhow, Context, Result};
use nix::unistd::Uid;
use serde::{Deserialize, Serialize}; use serde::{Deserialize, Serialize};
use std::fs::File; use std::fs::File;
use std::io::{self, Write}; use std::io::{self, Write};
@ -441,6 +442,10 @@ pub fn get_env_info(toml_config: &TomlConfig) -> Result<EnvInfo> {
} }
pub fn handle_env(env_args: EnvArgument) -> Result<()> { pub fn handle_env(env_args: EnvArgument) -> Result<()> {
if !Uid::effective().is_root() {
return Err(anyhow!("kata-ctl env command requires root privileges to get host information. Please run as root or use sudo"));
}
let mut file: Box<dyn Write> = if let Some(path) = env_args.file { let mut file: Box<dyn Write> = if let Some(path) = env_args.file {
Box::new( Box::new(
File::create(path.as_str()).with_context(|| format!("Error creating file {}", path))?, File::create(path.as_str()).with_context(|| format!("Error creating file {}", path))?,