foster/denoland-deno
1
0
Fork 0
mirror of https://github.com/denoland/deno.git synced 2024-12-23 07:44:48 -05:00
Code Issues Packages 1 Wiki Activity
denoland-deno/runtime/permissions.rs
upendra1997 8257f51d7e
fix(permissions): don't panic when no input is given (#9894) 
Fixes #9633 

Co-authored-by: Kitson Kelly <me@kitsonkelly.com>
2021-04-03 07:49:51 +11:00

1191 lines
36 KiB
Rust
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
use crate::colors;
use crate::fs_util::resolve_from_cwd;
use deno_core::error::custom_error;
use deno_core::error::uri_error;
use deno_core::error::AnyError;
use deno_core::serde::Deserialize;
use deno_core::serde::Serialize;
use deno_core::url;
use deno_core::ModuleSpecifier;
use log::debug;
use std::collections::HashSet;
use std::fmt;
use std::hash::Hash;
#[cfg(not(test))]
use std::io;
use std::path::{Path, PathBuf};
#[cfg(test)]
use std::sync::atomic::AtomicBool;
#[cfg(test)]
use std::sync::atomic::Ordering;
#[cfg(test)]
use std::sync::Mutex;
const PERMISSION_EMOJI: &str = "⚠️";
/// Tri-state value for storing permission state
#[derive(PartialEq, Debug, Clone, Copy, Deserialize, PartialOrd)]
pub enum PermissionState {
Granted = 0,
Prompt = 1,
Denied = 2,
}
impl PermissionState {
/// Check the permission state.
fn check(self, name: &str, info: Option<&str>) -> Result<(), AnyError> {
if self == PermissionState::Granted {
log_perm_access(&format!(
"{} access{}",
name,
info.map_or(Default::default(), |info| { format!(" to {}", info) }),
));
return Ok(());
}
let message = format!(
"Requires {} access{}, run again with the --allow-{} flag",
name,
info.map_or(Default::default(), |info| { format!(" to {}", info) }),
name
);
Err(custom_error("PermissionDenied", message))
}
}
impl fmt::Display for PermissionState {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
match self {
PermissionState::Granted => f.pad("granted"),
PermissionState::Prompt => f.pad("prompt"),
PermissionState::Denied => f.pad("denied"),
}
}
}
impl Default for PermissionState {
fn default() -> Self {
PermissionState::Prompt
}
}
#[derive(Clone, Debug, Default, PartialEq)]
pub struct UnitPermission {
pub name: &'static str,
pub description: &'static str,
pub state: PermissionState,
}
impl UnitPermission {
pub fn query(&self) -> PermissionState {
self.state
}
pub fn request(&mut self) -> PermissionState {
if self.state == PermissionState::Prompt {
if permission_prompt(&format!("access to {}", self.description)) {
self.state = PermissionState::Granted;
} else {
self.state = PermissionState::Denied;
}
}
self.state
}
pub fn revoke(&mut self) -> PermissionState {
if self.state == PermissionState::Granted {
self.state = PermissionState::Prompt;
}
self.state
}
pub fn check(&self) -> Result<(), AnyError> {
self.state.check(self.name, None)
}
}
#[derive(Clone, Debug, Default, Deserialize, PartialEq)]
pub struct UnaryPermission<T: Eq + Hash> {
#[serde(skip)]
pub name: &'static str,
#[serde(skip)]
pub description: &'static str,
pub global_state: PermissionState,
pub granted_list: HashSet<T>,
pub denied_list: HashSet<T>,
}
#[derive(Clone, Eq, PartialEq, Hash, Debug, Default, Deserialize)]
pub struct ReadDescriptor(pub PathBuf);
#[derive(Clone, Eq, PartialEq, Hash, Debug, Default, Deserialize)]
pub struct WriteDescriptor(pub PathBuf);
#[derive(Clone, Eq, PartialEq, Hash, Debug, Default, Deserialize)]
pub struct NetDescriptor(pub String, pub Option<u16>);
impl NetDescriptor {
fn new<T: AsRef<str>>(host: &&(T, Option<u16>)) -> Self {
NetDescriptor(host.0.as_ref().to_string(), host.1)
}
pub fn from_string(host: String) -> Self {
let url = url::Url::parse(&format!("http://{}", host)).unwrap();
let hostname = url.host_str().unwrap().to_string();
NetDescriptor(hostname, url.port())
}
}
impl fmt::Display for NetDescriptor {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
f.write_str(&match self.1 {
None => self.0.clone(),
Some(port) => format!("{}:{}", self.0, port),
})
}
}
impl UnaryPermission<ReadDescriptor> {
pub fn query(&self, path: Option<&Path>) -> PermissionState {
let path = path.map(|p| resolve_from_cwd(p).unwrap());
if self.global_state == PermissionState::Denied
&& match path.as_ref() {
None => true,
Some(path) => self
.denied_list
.iter()
.any(|path_| path_.0.starts_with(path)),
}
{
PermissionState::Denied
} else if self.global_state == PermissionState::Granted
|| match path.as_ref() {
None => false,
Some(path) => self
.granted_list
.iter()
.any(|path_| path.starts_with(&path_.0)),
}
{
PermissionState::Granted
} else {
PermissionState::Prompt
}
}
pub fn request(&mut self, path: Option<&Path>) -> PermissionState {
if let Some(path) = path {
let (resolved_path, display_path) = resolved_and_display_path(path);
let state = self.query(Some(&resolved_path));
if state == PermissionState::Prompt {
if permission_prompt(&format!(
"read access to \"{}\"",
display_path.display()
)) {
self
.granted_list
.retain(|path| !path.0.starts_with(&resolved_path));
self.granted_list.insert(ReadDescriptor(resolved_path));
PermissionState::Granted
} else {
self
.denied_list
.retain(|path| !resolved_path.starts_with(&path.0));
self.denied_list.insert(ReadDescriptor(resolved_path));
self.global_state = PermissionState::Denied;
PermissionState::Denied
}
} else {
state
}
} else {
let state = self.query(None);
if state == PermissionState::Prompt {
if permission_prompt("read access") {
self.granted_list.clear();
self.global_state = PermissionState::Granted;
PermissionState::Granted
} else {
self.global_state = PermissionState::Denied;
PermissionState::Denied
}
} else {
state
}
}
}
pub fn revoke(&mut self, path: Option<&Path>) -> PermissionState {
if let Some(path) = path {
let path = resolve_from_cwd(path).unwrap();
self
.granted_list
.retain(|path_| !path_.0.starts_with(&path));
} else {
self.granted_list.clear();
if self.global_state == PermissionState::Granted {
self.global_state = PermissionState::Prompt;
}
}
self.query(path)
}
pub fn check(&self, path: &Path) -> Result<(), AnyError> {
let (resolved_path, display_path) = resolved_and_display_path(path);
self
.query(Some(&resolved_path))
.check(self.name, Some(&format!("\"{}\"", display_path.display())))
}
/// As `check()`, but permission error messages will anonymize the path
/// by replacing it with the given `display`.
pub fn check_blind(
&self,
path: &Path,
display: &str,
) -> Result<(), AnyError> {
let resolved_path = resolve_from_cwd(path).unwrap();
self
.query(Some(&resolved_path))
.check(self.name, Some(&format!("<{}>", display)))
}
}
impl UnaryPermission<WriteDescriptor> {
pub fn query(&self, path: Option<&Path>) -> PermissionState {
let path = path.map(|p| resolve_from_cwd(p).unwrap());
if self.global_state == PermissionState::Denied
&& match path.as_ref() {
None => true,
Some(path) => self
.denied_list
.iter()
.any(|path_| path_.0.starts_with(path)),
}
{
PermissionState::Denied
} else if self.global_state == PermissionState::Granted
|| match path.as_ref() {
None => false,
Some(path) => self
.granted_list
.iter()
.any(|path_| path.starts_with(&path_.0)),
}
{
PermissionState::Granted
} else {
PermissionState::Prompt
}
}
pub fn request(&mut self, path: Option<&Path>) -> PermissionState {
if let Some(path) = path {
let (resolved_path, display_path) = resolved_and_display_path(path);
let state = self.query(Some(&resolved_path));
if state == PermissionState::Prompt {
if permission_prompt(&format!(
"write access to \"{}\"",
display_path.display()
)) {
self
.granted_list
.retain(|path| !path.0.starts_with(&resolved_path));
self.granted_list.insert(WriteDescriptor(resolved_path));
PermissionState::Granted
} else {
self
.denied_list
.retain(|path| !resolved_path.starts_with(&path.0));
self.denied_list.insert(WriteDescriptor(resolved_path));
self.global_state = PermissionState::Denied;
PermissionState::Denied
}
} else {
state
}
} else {
let state = self.query(None);
if state == PermissionState::Prompt {
if permission_prompt("write access") {
self.granted_list.clear();
self.global_state = PermissionState::Granted;
PermissionState::Granted
} else {
self.global_state = PermissionState::Denied;
PermissionState::Denied
}
} else {
state
}
}
}
pub fn revoke(&mut self, path: Option<&Path>) -> PermissionState {
if let Some(path) = path {
let path = resolve_from_cwd(path).unwrap();
self
.granted_list
.retain(|path_| !path_.0.starts_with(&path));
} else {
self.granted_list.clear();
if self.global_state == PermissionState::Granted {
self.global_state = PermissionState::Prompt;
}
}
self.query(path)
}
pub fn check(&self, path: &Path) -> Result<(), AnyError> {
let (resolved_path, display_path) = resolved_and_display_path(path);
self
.query(Some(&resolved_path))
.check(self.name, Some(&format!("\"{}\"", display_path.display())))
}
}
impl UnaryPermission<NetDescriptor> {
pub fn query<T: AsRef<str>>(
&self,
host: Option<&(T, Option<u16>)>,
) -> PermissionState {
if self.global_state == PermissionState::Denied
&& match host.as_ref() {
None => true,
Some(host) => match host.1 {
None => self
.denied_list
.iter()
.any(|host_| host.0.as_ref() == host_.0),
Some(_) => self.denied_list.contains(&NetDescriptor::new(host)),
},
}
{
PermissionState::Denied
} else if self.global_state == PermissionState::Granted
|| match host.as_ref() {
None => false,
Some(host) => {
self.granted_list.contains(&NetDescriptor::new(&&(
host.0.as_ref().to_string(),
None,
)))
|| self.granted_list.contains(&NetDescriptor::new(host))
}
}
{
PermissionState::Granted
} else {
PermissionState::Prompt
}
}
pub fn request<T: AsRef<str>>(
&mut self,
host: Option<&(T, Option<u16>)>,
) -> PermissionState {
if let Some(host) = host {
let state = self.query(Some(host));
if state == PermissionState::Prompt {
let host = NetDescriptor::new(&host);
if permission_prompt(&format!("network access to \"{}\"", host)) {
if host.1.is_none() {
self.granted_list.retain(|h| h.0 != host.0);
}
self.granted_list.insert(host);
PermissionState::Granted
} else {
if host.1.is_some() {
self.denied_list.remove(&host);
}
self.denied_list.insert(host);
self.global_state = PermissionState::Denied;
PermissionState::Denied
}
} else {
state
}
} else {
let state = self.query::<&str>(None);
if state == PermissionState::Prompt {
if permission_prompt("network access") {
self.granted_list.clear();
self.global_state = PermissionState::Granted;
PermissionState::Granted
} else {
self.global_state = PermissionState::Denied;
PermissionState::Denied
}
} else {
state
}
}
}
pub fn revoke<T: AsRef<str>>(
&mut self,
host: Option<&(T, Option<u16>)>,
) -> PermissionState {
if let Some(host) = host {
self.granted_list.remove(&NetDescriptor::new(&host));
if host.1.is_none() {
self.granted_list.retain(|h| h.0 != host.0.as_ref());
}
} else {
self.granted_list.clear();
if self.global_state == PermissionState::Granted {
self.global_state = PermissionState::Prompt;
}
}
self.query(host)
}
pub fn check<T: AsRef<str>>(
&self,
host: &(T, Option<u16>),
) -> Result<(), AnyError> {
self.query(Some(host)).check(
self.name,
Some(&format!("\"{}\"", NetDescriptor::new(&host))),
)
}
pub fn check_url(&self, url: &url::Url) -> Result<(), AnyError> {
let hostname = url
.host_str()
.ok_or_else(|| uri_error("Missing host"))?
.to_string();
let display_host = match url.port() {
None => hostname.clone(),
Some(port) => format!("{}:{}", hostname, port),
};
self
.query(Some(&(hostname, url.port_or_known_default())))
.check(self.name, Some(&format!("\"{}\"", display_host)))
}
}
#[derive(Clone, Debug, Default, PartialEq)]
pub struct Permissions {
pub read: UnaryPermission<ReadDescriptor>,
pub write: UnaryPermission<WriteDescriptor>,
pub net: UnaryPermission<NetDescriptor>,
pub env: UnitPermission,
pub run: UnitPermission,
pub plugin: UnitPermission,
pub hrtime: UnitPermission,
}
#[derive(Clone, Debug, PartialEq, Default, Serialize, Deserialize)]
pub struct PermissionsOptions {
pub allow_env: bool,
pub allow_hrtime: bool,
pub allow_net: Option<Vec<String>>,
pub allow_plugin: bool,
pub allow_read: Option<Vec<PathBuf>>,
pub allow_run: bool,
pub allow_write: Option<Vec<PathBuf>>,
}
impl Permissions {
pub fn new_read(
state: &Option<Vec<PathBuf>>,
) -> UnaryPermission<ReadDescriptor> {
UnaryPermission::<ReadDescriptor> {
name: "read",
description: "read the file system",
global_state: global_state_from_option(state),
granted_list: resolve_read_allowlist(&state),
denied_list: Default::default(),
}
}
pub fn new_write(
state: &Option<Vec<PathBuf>>,
) -> UnaryPermission<WriteDescriptor> {
UnaryPermission::<WriteDescriptor> {
name: "write",
description: "write to the file system",
global_state: global_state_from_option(state),
granted_list: resolve_write_allowlist(&state),
denied_list: Default::default(),
}
}
pub fn new_net(
state: &Option<Vec<String>>,
) -> UnaryPermission<NetDescriptor> {
UnaryPermission::<NetDescriptor> {
name: "net",
description: "network",
global_state: global_state_from_option(state),
granted_list: state
.as_ref()
.map(|v| {
v.iter()
.map(|x| NetDescriptor::from_string(x.clone()))
.collect()
})
.unwrap_or_else(HashSet::new),
denied_list: Default::default(),
}
}
pub fn new_env(state: bool) -> UnitPermission {
boolean_permission_from_flag_bool(state, "env", "environment variables")
}
pub fn new_run(state: bool) -> UnitPermission {
boolean_permission_from_flag_bool(state, "run", "run a subprocess")
}
pub fn new_plugin(state: bool) -> UnitPermission {
boolean_permission_from_flag_bool(state, "plugin", "open a plugin")
}
pub fn new_hrtime(state: bool) -> UnitPermission {
boolean_permission_from_flag_bool(state, "hrtime", "high precision time")
}
pub fn from_options(opts: &PermissionsOptions) -> Self {
Self {
read: Permissions::new_read(&opts.allow_read),
write: Permissions::new_write(&opts.allow_write),
net: Permissions::new_net(&opts.allow_net),
env: Permissions::new_env(opts.allow_env),
run: Permissions::new_run(opts.allow_run),
plugin: Permissions::new_plugin(opts.allow_plugin),
hrtime: Permissions::new_hrtime(opts.allow_hrtime),
}
}
pub fn allow_all() -> Self {
Self {
read: Permissions::new_read(&Some(vec![])),
write: Permissions::new_write(&Some(vec![])),
net: Permissions::new_net(&Some(vec![])),
env: Permissions::new_env(true),
run: Permissions::new_run(true),
plugin: Permissions::new_plugin(true),
hrtime: Permissions::new_hrtime(true),
}
}
/// A helper function that determines if the module specifier is a local or
/// remote, and performs a read or net check for the specifier.
pub fn check_specifier(
&self,
specifier: &ModuleSpecifier,
) -> Result<(), AnyError> {
match specifier.scheme() {
"file" => match specifier.to_file_path() {
Ok(path) => self.read.check(&path),
Err(_) => Err(uri_error(format!(
"Invalid file path.\n Specifier: {}",
specifier
))),
},
"data" => Ok(()),
_ => self.net.check_url(specifier),
}
}
}
impl deno_fetch::FetchPermissions for Permissions {
fn check_net_url(&self, url: &url::Url) -> Result<(), AnyError> {
self.net.check_url(url)
}
fn check_read(&self, path: &Path) -> Result<(), AnyError> {
self.read.check(path)
}
}
impl deno_websocket::WebSocketPermissions for Permissions {
fn check_net_url(&self, url: &url::Url) -> Result<(), AnyError> {
self.net.check_url(url)
}
}
fn log_perm_access(message: &str) {
debug!(
"{}",
colors::bold(&format!("{}️ Granted {}", PERMISSION_EMOJI, message))
);
}
fn boolean_permission_from_flag_bool(
flag: bool,
name: &'static str,
description: &'static str,
) -> UnitPermission {
UnitPermission {
name,
description,
state: if flag {
PermissionState::Granted
} else {
PermissionState::Prompt
},
}
}
fn global_state_from_option<T>(flag: &Option<Vec<T>>) -> PermissionState {
if matches!(flag, Some(v) if v.is_empty()) {
PermissionState::Granted
} else {
PermissionState::Prompt
}
}
pub fn resolve_read_allowlist(
allow: &Option<Vec<PathBuf>>,
) -> HashSet<ReadDescriptor> {
if let Some(v) = allow {
v.iter()
.map(|raw_path| {
ReadDescriptor(resolve_from_cwd(Path::new(&raw_path)).unwrap())
})
.collect()
} else {
HashSet::new()
}
}
pub fn resolve_write_allowlist(
allow: &Option<Vec<PathBuf>>,
) -> HashSet<WriteDescriptor> {
if let Some(v) = allow {
v.iter()
.map(|raw_path| {
WriteDescriptor(resolve_from_cwd(Path::new(&raw_path)).unwrap())
})
.collect()
} else {
HashSet::new()
}
}
/// Arbitrary helper. Resolves the path from CWD, and also gets a path that
/// can be displayed without leaking the CWD when not allowed.
fn resolved_and_display_path(path: &Path) -> (PathBuf, PathBuf) {
let resolved_path = resolve_from_cwd(path).unwrap();
let display_path = path.to_path_buf();
(resolved_path, display_path)
}
/// Shows the permission prompt and returns the answer according to the user input.
/// This loops until the user gives the proper input.
#[cfg(not(test))]
fn permission_prompt(message: &str) -> bool {
if !atty::is(atty::Stream::Stdin) || !atty::is(atty::Stream::Stderr) {
return false;
};
let msg = format!(
"{} ️Deno requests {}. Grant? [g/d (g = grant, d = deny)] ",
PERMISSION_EMOJI, message
);
// print to stderr so that if deno is > to a file this is still displayed.
eprint!("{}", colors::bold(&msg));
loop {
let mut input = String::new();
let stdin = io::stdin();
let result = stdin.read_line(&mut input);
if result.is_err() {
return false;
};
let ch = match input.chars().next() {
None => return false,
Some(v) => v,
};
match ch.to_ascii_lowercase() {
'g' => return true,
'd' => return false,
_ => {
// If we don't get a recognized option try again.
let msg_again =
format!("Unrecognized option '{}' [g/d (g = grant, d = deny)] ", ch);
eprint!("{}", colors::bold(&msg_again));
}
};
}
}
// When testing, permission prompt returns the value of STUB_PROMPT_VALUE
// which we set from the test functions.
#[cfg(test)]
fn permission_prompt(_message: &str) -> bool {
STUB_PROMPT_VALUE.load(Ordering::SeqCst)
}
#[cfg(test)]
lazy_static::lazy_static! {
/// Lock this when you use `set_prompt_result` in a test case.
static ref PERMISSION_PROMPT_GUARD: Mutex<()> = Mutex::new(());
}
#[cfg(test)]
static STUB_PROMPT_VALUE: AtomicBool = AtomicBool::new(true);
#[cfg(test)]
fn set_prompt_result(value: bool) {
STUB_PROMPT_VALUE.store(value, Ordering::SeqCst);
}
#[cfg(test)]
mod tests {
use super::*;
use deno_core::resolve_url_or_path;
// Creates vector of strings, Vec<String>
macro_rules! svec {
($($x:expr),*) => (vec![$($x.to_string()),*]);
}
#[test]
fn check_paths() {
let allowlist = vec![
PathBuf::from("/a/specific/dir/name"),
PathBuf::from("/a/specific"),
PathBuf::from("/b/c"),
];
let perms = Permissions::from_options(&PermissionsOptions {
allow_read: Some(allowlist.clone()),
allow_write: Some(allowlist),
..Default::default()
});
// Inside of /a/specific and /a/specific/dir/name
assert!(perms.read.check(Path::new("/a/specific/dir/name")).is_ok());
assert!(perms.write.check(Path::new("/a/specific/dir/name")).is_ok());
// Inside of /a/specific but outside of /a/specific/dir/name
assert!(perms.read.check(Path::new("/a/specific/dir")).is_ok());
assert!(perms.write.check(Path::new("/a/specific/dir")).is_ok());
// Inside of /a/specific and /a/specific/dir/name
assert!(perms
.read
.check(Path::new("/a/specific/dir/name/inner"))
.is_ok());
assert!(perms
.write
.check(Path::new("/a/specific/dir/name/inner"))
.is_ok());
// Inside of /a/specific but outside of /a/specific/dir/name
assert!(perms.read.check(Path::new("/a/specific/other/dir")).is_ok());
assert!(perms
.write
.check(Path::new("/a/specific/other/dir"))
.is_ok());
// Exact match with /b/c
assert!(perms.read.check(Path::new("/b/c")).is_ok());
assert!(perms.write.check(Path::new("/b/c")).is_ok());
// Sub path within /b/c
assert!(perms.read.check(Path::new("/b/c/sub/path")).is_ok());
assert!(perms.write.check(Path::new("/b/c/sub/path")).is_ok());
// Sub path within /b/c, needs normalizing
assert!(perms
.read
.check(Path::new("/b/c/sub/path/../path/."))
.is_ok());
assert!(perms
.write
.check(Path::new("/b/c/sub/path/../path/."))
.is_ok());
// Inside of /b but outside of /b/c
assert!(perms.read.check(Path::new("/b/e")).is_err());
assert!(perms.write.check(Path::new("/b/e")).is_err());
// Inside of /a but outside of /a/specific
assert!(perms.read.check(Path::new("/a/b")).is_err());
assert!(perms.write.check(Path::new("/a/b")).is_err());
}
#[test]
fn test_check_net_with_values() {
let perms = Permissions::from_options(&PermissionsOptions {
allow_net: Some(svec![
"localhost",
"deno.land",
"github.com:3000",
"127.0.0.1",
"172.16.0.2:8000",
"www.github.com:443"
]),
..Default::default()
});
let domain_tests = vec![
("localhost", 1234, true),
("deno.land", 0, true),
("deno.land", 3000, true),
("deno.lands", 0, false),
("deno.lands", 3000, false),
("github.com", 3000, true),
("github.com", 0, false),
("github.com", 2000, false),
("github.net", 3000, false),
("127.0.0.1", 0, true),
("127.0.0.1", 3000, true),
("127.0.0.2", 0, false),
("127.0.0.2", 3000, false),
("172.16.0.2", 8000, true),
("172.16.0.2", 0, false),
("172.16.0.2", 6000, false),
("172.16.0.1", 8000, false),
// Just some random hosts that should err
("somedomain", 0, false),
("192.168.0.1", 0, false),
];
for (host, port, is_ok) in domain_tests {
assert_eq!(is_ok, perms.net.check(&(host, Some(port))).is_ok());
}
}
#[test]
fn test_check_net_only_flag() {
let perms = Permissions::from_options(&PermissionsOptions {
allow_net: Some(svec![]), // this means `--allow-net` is present without values following `=` sign
..Default::default()
});
let domain_tests = vec![
("localhost", 1234),
("deno.land", 0),
("deno.land", 3000),
("deno.lands", 0),
("deno.lands", 3000),
("github.com", 3000),
("github.com", 0),
("github.com", 2000),
("github.net", 3000),
("127.0.0.1", 0),
("127.0.0.1", 3000),
("127.0.0.2", 0),
("127.0.0.2", 3000),
("172.16.0.2", 8000),
("172.16.0.2", 0),
("172.16.0.2", 6000),
("172.16.0.1", 8000),
("somedomain", 0),
("192.168.0.1", 0),
];
for (host, port) in domain_tests {
assert!(perms.net.check(&(host, Some(port))).is_ok());
}
}
#[test]
fn test_check_net_no_flag() {
let perms = Permissions::from_options(&PermissionsOptions {
allow_net: None,
..Default::default()
});
let domain_tests = vec![
("localhost", 1234),
("deno.land", 0),
("deno.land", 3000),
("deno.lands", 0),
("deno.lands", 3000),
("github.com", 3000),
("github.com", 0),
("github.com", 2000),
("github.net", 3000),
("127.0.0.1", 0),
("127.0.0.1", 3000),
("127.0.0.2", 0),
("127.0.0.2", 3000),
("172.16.0.2", 8000),
("172.16.0.2", 0),
("172.16.0.2", 6000),
("172.16.0.1", 8000),
("somedomain", 0),
("192.168.0.1", 0),
];
for (host, port) in domain_tests {
assert!(!perms.net.check(&(host, Some(port))).is_ok());
}
}
#[test]
fn test_check_net_url() {
let perms = Permissions::from_options(&PermissionsOptions {
allow_net: Some(svec![
"localhost",
"deno.land",
"github.com:3000",
"127.0.0.1",
"172.16.0.2:8000",
"www.github.com:443"
]),
..Default::default()
});
let url_tests = vec![
// Any protocol + port for localhost should be ok, since we don't specify
("http://localhost", true),
("https://localhost", true),
("https://localhost:4443", true),
("tcp://localhost:5000", true),
("udp://localhost:6000", true),
// Correct domain + any port and protocol should be ok incorrect shouldn't
("https://deno.land/std/example/welcome.ts", true),
("https://deno.land:3000/std/example/welcome.ts", true),
("https://deno.lands/std/example/welcome.ts", false),
("https://deno.lands:3000/std/example/welcome.ts", false),
// Correct domain + port should be ok all other combinations should err
("https://github.com:3000/denoland/deno", true),
("https://github.com/denoland/deno", false),
("https://github.com:2000/denoland/deno", false),
("https://github.net:3000/denoland/deno", false),
// Correct ipv4 address + any port should be ok others should err
("tcp://127.0.0.1", true),
("https://127.0.0.1", true),
("tcp://127.0.0.1:3000", true),
("https://127.0.0.1:3000", true),
("tcp://127.0.0.2", false),
("https://127.0.0.2", false),
("tcp://127.0.0.2:3000", false),
("https://127.0.0.2:3000", false),
// Correct address + port should be ok all other combinations should err
("tcp://172.16.0.2:8000", true),
("https://172.16.0.2:8000", true),
("tcp://172.16.0.2", false),
("https://172.16.0.2", false),
("tcp://172.16.0.2:6000", false),
("https://172.16.0.2:6000", false),
("tcp://172.16.0.1:8000", false),
("https://172.16.0.1:8000", false),
// Testing issue #6531 (Network permissions check doesn't account for well-known default ports) so we dont regress
("https://www.github.com:443/robots.txt", true),
];
for (url_str, is_ok) in url_tests {
let u = url::Url::parse(url_str).unwrap();
assert_eq!(is_ok, perms.net.check_url(&u).is_ok());
}
}
#[test]
fn check_specifiers() {
let read_allowlist = if cfg!(target_os = "windows") {
vec![PathBuf::from("C:\\a")]
} else {
vec![PathBuf::from("/a")]
};
let perms = Permissions::from_options(&PermissionsOptions {
allow_read: Some(read_allowlist),
allow_net: Some(svec!["localhost"]),
..Default::default()
});
let mut fixtures = vec![
(
resolve_url_or_path("http://localhost:4545/mod.ts").unwrap(),
true,
),
(
resolve_url_or_path("http://deno.land/x/mod.ts").unwrap(),
false,
),
(
resolve_url_or_path("data:text/plain,Hello%2C%20Deno!").unwrap(),
true,
),
];
if cfg!(target_os = "windows") {
fixtures
.push((resolve_url_or_path("file:///C:/a/mod.ts").unwrap(), true));
fixtures
.push((resolve_url_or_path("file:///C:/b/mod.ts").unwrap(), false));
} else {
fixtures.push((resolve_url_or_path("file:///a/mod.ts").unwrap(), true));
fixtures.push((resolve_url_or_path("file:///b/mod.ts").unwrap(), false));
}
for (specifier, expected) in fixtures {
assert_eq!(perms.check_specifier(&specifier).is_ok(), expected);
}
}
#[test]
fn check_invalid_specifiers() {
let perms = Permissions::allow_all();
let mut test_cases = vec![];
if cfg!(target_os = "windows") {
test_cases.push("file://");
test_cases.push("file:///");
} else {
test_cases.push("file://remotehost/");
}
for url in test_cases {
assert!(perms
.check_specifier(&resolve_url_or_path(url).unwrap())
.is_err());
}
}
#[test]
fn test_query() {
let perms1 = Permissions::allow_all();
let perms2 = Permissions {
read: UnaryPermission {
global_state: PermissionState::Prompt,
..Permissions::new_read(&Some(vec![PathBuf::from("/foo")]))
},
write: UnaryPermission {
global_state: PermissionState::Prompt,
..Permissions::new_write(&Some(vec![PathBuf::from("/foo")]))
},
net: UnaryPermission {
global_state: PermissionState::Prompt,
..Permissions::new_net(&Some(svec!["127.0.0.1:8000"]))
},
env: UnitPermission {
state: PermissionState::Prompt,
..Default::default()
},
run: UnitPermission {
state: PermissionState::Prompt,
..Default::default()
},
plugin: UnitPermission {
state: PermissionState::Prompt,
..Default::default()
},
hrtime: UnitPermission {
state: PermissionState::Prompt,
..Default::default()
},
};
#[rustfmt::skip]
{
assert_eq!(perms1.read.query(None), PermissionState::Granted);
assert_eq!(perms1.read.query(Some(&Path::new("/foo"))), PermissionState::Granted);
assert_eq!(perms2.read.query(None), PermissionState::Prompt);
assert_eq!(perms2.read.query(Some(&Path::new("/foo"))), PermissionState::Granted);
assert_eq!(perms2.read.query(Some(&Path::new("/foo/bar"))), PermissionState::Granted);
assert_eq!(perms1.write.query(None), PermissionState::Granted);
assert_eq!(perms1.write.query(Some(&Path::new("/foo"))), PermissionState::Granted);
assert_eq!(perms2.write.query(None), PermissionState::Prompt);
assert_eq!(perms2.write.query(Some(&Path::new("/foo"))), PermissionState::Granted);
assert_eq!(perms2.write.query(Some(&Path::new("/foo/bar"))), PermissionState::Granted);
assert_eq!(perms1.net.query::<&str>(None), PermissionState::Granted);
assert_eq!(perms1.net.query(Some(&("127.0.0.1", None))), PermissionState::Granted);
assert_eq!(perms2.net.query::<&str>(None), PermissionState::Prompt);
assert_eq!(perms2.net.query(Some(&("127.0.0.1", Some(8000)))), PermissionState::Granted);
assert_eq!(perms1.env.query(), PermissionState::Granted);
assert_eq!(perms2.env.query(), PermissionState::Prompt);
assert_eq!(perms1.run.query(), PermissionState::Granted);
assert_eq!(perms2.run.query(), PermissionState::Prompt);
assert_eq!(perms1.plugin.query(), PermissionState::Granted);
assert_eq!(perms2.plugin.query(), PermissionState::Prompt);
assert_eq!(perms1.hrtime.query(), PermissionState::Granted);
assert_eq!(perms2.hrtime.query(), PermissionState::Prompt);
};
}
#[test]
fn test_request() {
let mut perms: Permissions = Default::default();
#[rustfmt::skip]
{
let _guard = PERMISSION_PROMPT_GUARD.lock().unwrap();
set_prompt_result(true);
assert_eq!(perms.read.request(Some(&Path::new("/foo"))), PermissionState::Granted);
assert_eq!(perms.read.query(None), PermissionState::Prompt);
set_prompt_result(false);
assert_eq!(perms.read.request(Some(&Path::new("/foo/bar"))), PermissionState::Granted);
set_prompt_result(false);
assert_eq!(perms.write.request(Some(&Path::new("/foo"))), PermissionState::Denied);
assert_eq!(perms.write.query(Some(&Path::new("/foo/bar"))), PermissionState::Prompt);
set_prompt_result(true);
assert_eq!(perms.write.request(None), PermissionState::Denied);
set_prompt_result(true);
assert_eq!(perms.net.request(Some(&("127.0.0.1", None))), PermissionState::Granted);
set_prompt_result(false);
assert_eq!(perms.net.request(Some(&("127.0.0.1", Some(8000)))), PermissionState::Granted);
set_prompt_result(true);
assert_eq!(perms.env.request(), PermissionState::Granted);
set_prompt_result(false);
assert_eq!(perms.env.request(), PermissionState::Granted);
set_prompt_result(false);
assert_eq!(perms.run.request(), PermissionState::Denied);
set_prompt_result(true);
assert_eq!(perms.run.request(), PermissionState::Denied);
set_prompt_result(true);
assert_eq!(perms.plugin.request(), PermissionState::Granted);
set_prompt_result(false);
assert_eq!(perms.plugin.request(), PermissionState::Granted);
set_prompt_result(false);
assert_eq!(perms.hrtime.request(), PermissionState::Denied);
set_prompt_result(true);
assert_eq!(perms.hrtime.request(), PermissionState::Denied);
};
}
#[test]
fn test_revoke() {
let mut perms = Permissions {
read: UnaryPermission {
global_state: PermissionState::Prompt,
..Permissions::new_read(&Some(vec![PathBuf::from("/foo")]))
},
write: UnaryPermission {
global_state: PermissionState::Prompt,
..Permissions::new_write(&Some(vec![PathBuf::from("/foo")]))
},
net: UnaryPermission {
global_state: PermissionState::Prompt,
..Permissions::new_net(&Some(svec!["127.0.0.1"]))
},
env: UnitPermission {
state: PermissionState::Granted,
..Default::default()
},
run: UnitPermission {
state: PermissionState::Granted,
..Default::default()
},
plugin: UnitPermission {
state: PermissionState::Prompt,
..Default::default()
},
hrtime: UnitPermission {
state: PermissionState::Denied,
..Default::default()
},
};
#[rustfmt::skip]
{
assert_eq!(perms.read.revoke(Some(&Path::new("/foo/bar"))), PermissionState::Granted);
assert_eq!(perms.read.revoke(Some(&Path::new("/foo"))), PermissionState::Prompt);
assert_eq!(perms.read.query(Some(&Path::new("/foo/bar"))), PermissionState::Prompt);
assert_eq!(perms.write.revoke(Some(&Path::new("/foo/bar"))), PermissionState::Granted);
assert_eq!(perms.write.revoke(None), PermissionState::Prompt);
assert_eq!(perms.write.query(Some(&Path::new("/foo/bar"))), PermissionState::Prompt);
assert_eq!(perms.net.revoke(Some(&("127.0.0.1", Some(8000)))), PermissionState::Granted);
assert_eq!(perms.net.revoke(Some(&("127.0.0.1", None))), PermissionState::Prompt);
assert_eq!(perms.env.revoke(), PermissionState::Prompt);
assert_eq!(perms.run.revoke(), PermissionState::Prompt);
assert_eq!(perms.plugin.revoke(), PermissionState::Prompt);
assert_eq!(perms.hrtime.revoke(), PermissionState::Denied);
};
}
}
View git blame Copy permalink