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//! Tests for git authentication.
use std::collections::HashSet;
use std::io::prelude::*;
use std::io::BufReader;
use std::net::TcpListener;
use std::sync::atomic::{AtomicUsize, Ordering::SeqCst};
use std::sync::Arc;
use std::thread;
use cargo_test_support::paths;
use cargo_test_support::{basic_manifest, project};
use git2;
// Tests that HTTP auth is offered from `credential.helper`.
#[allow(dead_code)]
fn http_auth_offered() {
let server = TcpListener::bind("127.0.0.1:0").unwrap();
let addr = server.local_addr().unwrap();
fn headers(rdr: &mut dyn BufRead) -> HashSet<String> {
let valid = ["GET", "Authorization", "Accept"];
rdr.lines()
.map(|s| s.unwrap())
.take_while(|s| s.len() > 2)
.map(|s| s.trim().to_string())
.filter(|s| valid.iter().any(|prefix| s.starts_with(*prefix)))
.collect()
}
let connections = Arc::new(AtomicUsize::new(0));
let connections2 = connections.clone();
let t = thread::spawn(move || {
let mut conn = BufReader::new(server.accept().unwrap().0);
let req = headers(&mut conn);
connections2.fetch_add(1, SeqCst);
conn.get_mut()
.write_all(
b"HTTP/1.1 401 Unauthorized\r\n\
WWW-Authenticate: Basic realm=\"wheee\"\r\n\
Content-Length: 0\r\n\
\r\n",
)
.unwrap();
assert_eq!(
req,
vec![
"GET /foo/bar/info/refs?service=git-upload-pack HTTP/1.1",
"Accept: */*",
]
.into_iter()
.map(|s| s.to_string())
.collect()
);
let req = headers(&mut conn);
connections2.fetch_add(1, SeqCst);
conn.get_mut()
.write_all(
b"HTTP/1.1 401 Unauthorized\r\n\
WWW-Authenticate: Basic realm=\"wheee\"\r\n\
\r\n",
)
.unwrap();
assert_eq!(
req,
vec![
"GET /foo/bar/info/refs?service=git-upload-pack HTTP/1.1",
"Authorization: Basic Zm9vOmJhcg==",
"Accept: */*",
]
.into_iter()
.map(|s| s.to_string())
.collect()
);
});
let script = project()
.at("script")
.file("Cargo.toml", &basic_manifest("script", "0.1.0"))
.file(
"src/main.rs",
r#"
fn main() {
println!("username=foo");
println!("password=bar");
}
"#,
)
.build();
script.cargo("build -v").run();
let script = script.bin("script");
let config = paths::home().join(".gitconfig");
let mut config = git2::Config::open(&config).unwrap();
config
.set_str(
"credential.helper",
// This is a bash script so replace `\` with `/` for Windows
&script.display().to_string().replace("\\", "/"),
)
.unwrap();
let p = project()
.file(
"Cargo.toml",
&format!(
r#"
[project]
name = "foo"
version = "0.0.1"
authors = []
[dependencies.bar]
git = "http://127.0.0.1:{}/foo/bar"
"#,
addr.port()
),
)
.file("src/main.rs", "")
.file(
".cargo/config",
"[net]
retry = 0
",
)
.build();
// This is a "contains" check because the last error differs by platform,
// may span multiple lines, and isn't relevant to this test.
p.cargo("build")
.with_status(101)
.with_stderr_contains(&format!(
"\
[UPDATING] git repository `http://{addr}/foo/bar`
[ERROR] failed to load source for a dependency on `bar`
Caused by:
Unable to update http://{addr}/foo/bar
Caused by:
failed to clone into: [..]
Caused by:
failed to authenticate when downloading repository
attempted to find username/password via `credential.helper`, but [..]
Caused by:
",
addr = addr
))
.run();
assert_eq!(connections.load(SeqCst), 2);
t.join().ok().unwrap();
}
// Boy, sure would be nice to have a TLS implementation in rust!
#[allow(dead_code)]
fn https_something_happens() {
let server = TcpListener::bind("127.0.0.1:0").unwrap();
let addr = server.local_addr().unwrap();
let t = thread::spawn(move || {
let mut conn = server.accept().unwrap().0;
drop(conn.write(b"1234"));
drop(conn.shutdown(std::net::Shutdown::Write));
drop(conn.read(&mut [0; 16]));
});
let p = project()
.file(
"Cargo.toml",
&format!(
r#"
[project]
name = "foo"
version = "0.0.1"
authors = []
[dependencies.bar]
git = "https://127.0.0.1:{}/foo/bar"
"#,
addr.port()
),
)
.file("src/main.rs", "")
.file(
".cargo/config",
"[net]
retry = 0
",
)
.build();
p.cargo("build -v")
.with_status(101)
.with_stderr_contains(&format!(
"[UPDATING] git repository `https://{addr}/foo/bar`",
addr = addr
))
.with_stderr_contains(&format!(
"\
Caused by:
{errmsg}
",
errmsg = if cfg!(windows) {
"[..]failed to send request: [..]"
} else if cfg!(target_os = "macos") {
// macOS is difficult to tests as some builds may use Security.framework,
// while others may use OpenSSL. In that case, let's just not verify the error
// message here.
"[..]"
} else {
"[..]SSL error: [..]"
}
))
.run();
t.join().ok().unwrap();
}
// It would sure be nice to have an SSH implementation in Rust!
#[cargo_test]
fn ssh_something_happens() {
let server = TcpListener::bind("127.0.0.1:0").unwrap();
let addr = server.local_addr().unwrap();
let t = thread::spawn(move || {
drop(server.accept().unwrap());
});
let p = project()
.file(
"Cargo.toml",
&format!(
r#"
[project]
name = "foo"
version = "0.0.1"
authors = []
[dependencies.bar]
git = "ssh://127.0.0.1:{}/foo/bar"
"#,
addr.port()
),
)
.file("src/main.rs", "")
.build();
p.cargo("build -v")
.with_status(101)
.with_stderr_contains(&format!(
"[UPDATING] git repository `ssh://{addr}/foo/bar`",
addr = addr
))
.with_stderr_contains(
"\
Caused by:
[..]failed to start SSH session: Failed getting banner[..]
",
)
.run();
t.join().ok().unwrap();
}
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