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use crate::cli::{
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fixtures::*,
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utils::{distant_subcommand, friendly_recv_line, random_tenant, spawn_line_reader},
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|
};
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use assert_cmd::Command;
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use assert_fs::prelude::*;
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use distant::ExitCode;
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use distant_core::{
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data::{Error, ErrorKind},
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Request, RequestData, Response, ResponseData,
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};
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use once_cell::sync::Lazy;
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use rstest::*;
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use std::{io::Write, time::Duration};
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static TEMP_SCRIPT_DIR: Lazy<assert_fs::TempDir> = Lazy::new(|| assert_fs::TempDir::new().unwrap());
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static SCRIPT_RUNNER: Lazy<String> = Lazy::new(|| String::from("bash"));
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static ECHO_ARGS_TO_STDOUT_SH: Lazy<assert_fs::fixture::ChildPath> = Lazy::new(|| {
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let script = TEMP_SCRIPT_DIR.child("echo_args_to_stdout.sh");
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script
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.write_str(indoc::indoc!(
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r#"
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#/usr/bin/env bash
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printf "%s" "$*"
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"#
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))
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.unwrap();
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script
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});
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static ECHO_ARGS_TO_STDERR_SH: Lazy<assert_fs::fixture::ChildPath> = Lazy::new(|| {
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let script = TEMP_SCRIPT_DIR.child("echo_args_to_stderr.sh");
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script
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.write_str(indoc::indoc!(
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r#"
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|
#/usr/bin/env bash
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printf "%s" "$*" 1>&2
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"#
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))
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.unwrap();
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script
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});
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static ECHO_STDIN_TO_STDOUT_SH: Lazy<assert_fs::fixture::ChildPath> = Lazy::new(|| {
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let script = TEMP_SCRIPT_DIR.child("echo_stdin_to_stdout.sh");
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script
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|
.write_str(indoc::indoc!(
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r#"
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|
|
#/usr/bin/env bash
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|
|
while IFS= read; do echo "$REPLY"; done
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|
|
"#
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|
))
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|
.unwrap();
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|
|
script
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|
});
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static EXIT_CODE_SH: Lazy<assert_fs::fixture::ChildPath> = Lazy::new(|| {
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|
let script = TEMP_SCRIPT_DIR.child("exit_code.sh");
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|
|
|
script
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|
|
|
.write_str(indoc::indoc!(
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|
|
r#"
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|
|
#!/usr/bin/env bash
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|
|
|
exit "$1"
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|
|
|
"#
|
|
|
|
))
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|
|
|
.unwrap();
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|
|
|
script
|
|
|
|
});
|
|
|
|
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|
|
|
static DOES_NOT_EXIST_BIN: Lazy<assert_fs::fixture::ChildPath> =
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|
|
Lazy::new(|| TEMP_SCRIPT_DIR.child("does_not_exist_bin"));
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|
|
|
|
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|
|
macro_rules! next_two_msgs {
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|
|
|
($rx:expr) => {{
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|
let out = friendly_recv_line($rx, Duration::from_secs(1)).unwrap();
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|
|
let res1: Response = serde_json::from_str(&out).unwrap();
|
|
|
|
let out = friendly_recv_line($rx, Duration::from_secs(1)).unwrap();
|
|
|
|
let res2: Response = serde_json::from_str(&out).unwrap();
|
|
|
|
(res1, res2)
|
|
|
|
}};
|
|
|
|
}
|
|
|
|
|
|
|
|
#[rstest]
|
|
|
|
fn should_execute_program_and_return_exit_status(mut action_cmd: Command) {
|
|
|
|
// distant action proc-run -- {cmd} [args]
|
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|
|
action_cmd
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|
|
|
.args(&["proc-run", "--"])
|
|
|
|
.arg(SCRIPT_RUNNER.as_str())
|
|
|
|
.arg(EXIT_CODE_SH.to_str().unwrap())
|
|
|
|
.arg("0")
|
|
|
|
.assert()
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|
|
|
.success()
|
|
|
|
.stdout("")
|
|
|
|
.stderr("");
|
|
|
|
}
|
|
|
|
|
|
|
|
#[rstest]
|
|
|
|
fn should_capture_and_print_stdout(mut action_cmd: Command) {
|
|
|
|
// distant action proc-run {cmd} [args]
|
|
|
|
action_cmd
|
|
|
|
.args(&["proc-run", "--"])
|
|
|
|
.arg(SCRIPT_RUNNER.as_str())
|
|
|
|
.arg(ECHO_ARGS_TO_STDOUT_SH.to_str().unwrap())
|
|
|
|
.arg("hello world")
|
|
|
|
.assert()
|
|
|
|
.success()
|
|
|
|
.stdout("hello world")
|
|
|
|
.stderr("");
|
|
|
|
}
|
|
|
|
|
|
|
|
#[rstest]
|
|
|
|
fn should_capture_and_print_stderr(mut action_cmd: Command) {
|
|
|
|
// distant action proc-run {cmd} [args]
|
|
|
|
action_cmd
|
|
|
|
.args(&["proc-run", "--"])
|
|
|
|
.arg(SCRIPT_RUNNER.as_str())
|
|
|
|
.arg(ECHO_ARGS_TO_STDERR_SH.to_str().unwrap())
|
|
|
|
.arg("hello world")
|
|
|
|
.assert()
|
|
|
|
.success()
|
|
|
|
.stdout("")
|
|
|
|
.stderr("hello world");
|
|
|
|
}
|
|
|
|
|
|
|
|
#[rstest]
|
|
|
|
fn should_forward_stdin_to_remote_process(mut action_cmd: Command) {
|
|
|
|
// distant action proc-run {cmd} [args]
|
|
|
|
action_cmd
|
|
|
|
.args(&["proc-run", "--"])
|
|
|
|
.arg(SCRIPT_RUNNER.as_str())
|
|
|
|
.arg(ECHO_STDIN_TO_STDOUT_SH.to_str().unwrap())
|
|
|
|
.write_stdin("hello world\n")
|
|
|
|
.assert()
|
|
|
|
.success()
|
|
|
|
.stdout("hello world\n")
|
|
|
|
.stderr("");
|
|
|
|
}
|
|
|
|
|
|
|
|
#[rstest]
|
|
|
|
fn reflect_the_exit_code_of_the_process(mut action_cmd: Command) {
|
|
|
|
// distant action proc-run {cmd} [args]
|
|
|
|
action_cmd
|
|
|
|
.args(&["proc-run", "--"])
|
|
|
|
.arg(SCRIPT_RUNNER.as_str())
|
|
|
|
.arg(EXIT_CODE_SH.to_str().unwrap())
|
|
|
|
.arg("99")
|
|
|
|
.assert()
|
|
|
|
.code(99)
|
|
|
|
.stdout("")
|
|
|
|
.stderr("");
|
|
|
|
}
|
|
|
|
|
|
|
|
#[rstest]
|
|
|
|
fn yield_an_error_when_fails(mut action_cmd: Command) {
|
|
|
|
// distant action proc-run {cmd} [args]
|
|
|
|
action_cmd
|
|
|
|
.args(&["proc-run", "--"])
|
|
|
|
.arg(DOES_NOT_EXIST_BIN.to_str().unwrap())
|
|
|
|
.assert()
|
|
|
|
.code(ExitCode::DataErr.to_i32())
|
|
|
|
.stdout("")
|
|
|
|
.stderr("");
|
|
|
|
}
|
|
|
|
|
|
|
|
#[rstest]
|
|
|
|
fn should_support_json_to_execute_program_and_return_exit_status(mut action_cmd: Command) {
|
|
|
|
let req = Request {
|
|
|
|
id: rand::random(),
|
|
|
|
tenant: random_tenant(),
|
|
|
|
payload: vec![RequestData::ProcRun {
|
|
|
|
cmd: SCRIPT_RUNNER.to_string(),
|
|
|
|
args: vec![ECHO_ARGS_TO_STDOUT_SH.to_str().unwrap().to_string()],
|
|
|
|
}],
|
|
|
|
};
|
|
|
|
|
|
|
|
// distant action --format json --interactive
|
|
|
|
let cmd = action_cmd
|
|
|
|
.args(&["--format", "json"])
|
|
|
|
.arg("--interactive")
|
|
|
|
.write_stdin(format!("{}\n", serde_json::to_string(&req).unwrap()))
|
|
|
|
.assert()
|
|
|
|
.success()
|
|
|
|
.stderr("");
|
|
|
|
|
|
|
|
let res: Response = serde_json::from_slice(&cmd.get_output().stdout).unwrap();
|
|
|
|
assert!(
|
|
|
|
matches!(res.payload[0], ResponseData::ProcStart { .. }),
|
|
|
|
"Unexpected response: {:?}",
|
|
|
|
res.payload[0],
|
|
|
|
);
|
|
|
|
}
|
|
|
|
|
|
|
|
#[rstest]
|
|
|
|
fn should_support_json_to_capture_and_print_stdout(ctx: &'_ DistantServerCtx) {
|
|
|
|
let output = String::from("some output");
|
|
|
|
let req = Request {
|
|
|
|
id: rand::random(),
|
|
|
|
tenant: random_tenant(),
|
|
|
|
payload: vec![RequestData::ProcRun {
|
|
|
|
cmd: SCRIPT_RUNNER.to_string(),
|
|
|
|
args: vec![
|
|
|
|
ECHO_ARGS_TO_STDOUT_SH.to_str().unwrap().to_string(),
|
|
|
|
output.to_string(),
|
|
|
|
],
|
|
|
|
}],
|
|
|
|
};
|
|
|
|
|
|
|
|
// distant action --format json --interactive
|
|
|
|
let mut child = distant_subcommand(ctx, "action")
|
|
|
|
.args(&["--format", "json"])
|
|
|
|
.arg("--interactive")
|
|
|
|
.spawn()
|
|
|
|
.unwrap();
|
|
|
|
|
|
|
|
let mut stdin = child.stdin.take().unwrap();
|
|
|
|
let stdout = spawn_line_reader(child.stdout.take().unwrap());
|
|
|
|
let stderr = spawn_line_reader(child.stderr.take().unwrap());
|
|
|
|
|
|
|
|
// Send our request as json
|
|
|
|
let req_string = format!("{}\n", serde_json::to_string(&req).unwrap());
|
|
|
|
stdin.write_all(req_string.as_bytes()).unwrap();
|
|
|
|
stdin.flush().unwrap();
|
|
|
|
|
|
|
|
// Get the indicator of a process started (first line returned can take ~7 seconds due to the
|
|
|
|
// handshake cost)
|
|
|
|
let out =
|
|
|
|
friendly_recv_line(&stdout, Duration::from_secs(30)).expect("Failed to get proc start");
|
|
|
|
let res: Response = serde_json::from_str(&out).unwrap();
|
|
|
|
assert!(
|
|
|
|
matches!(res.payload[0], ResponseData::ProcStart { .. }),
|
|
|
|
"Unexpected response: {:?}",
|
|
|
|
res.payload[0]
|
|
|
|
);
|
|
|
|
|
|
|
|
// Get stdout from process and verify it
|
|
|
|
let out =
|
|
|
|
friendly_recv_line(&stdout, Duration::from_secs(1)).expect("Failed to get proc stdout");
|
|
|
|
let res: Response = serde_json::from_str(&out).unwrap();
|
|
|
|
match &res.payload[0] {
|
|
|
|
ResponseData::ProcStdout { data, .. } => assert_eq!(data, &output),
|
|
|
|
x => panic!("Unexpected response: {:?}", x),
|
|
|
|
};
|
|
|
|
|
|
|
|
// Get the indicator of a process completion
|
|
|
|
let out = friendly_recv_line(&stdout, Duration::from_secs(1)).expect("Failed to get proc done");
|
|
|
|
let res: Response = serde_json::from_str(&out).unwrap();
|
|
|
|
match &res.payload[0] {
|
|
|
|
ResponseData::ProcDone { success, .. } => {
|
|
|
|
assert!(success, "Process failed unexpectedly");
|
|
|
|
}
|
|
|
|
x => panic!("Unexpected response: {:?}", x),
|
|
|
|
};
|
|
|
|
|
|
|
|
// Verify that we received nothing on stderr channel
|
|
|
|
assert!(
|
|
|
|
stderr.try_recv().is_err(),
|
|
|
|
"Unexpectedly got result on stderr channel"
|
|
|
|
);
|
|
|
|
}
|
|
|
|
|
|
|
|
#[rstest]
|
|
|
|
fn should_support_json_to_capture_and_print_stderr(ctx: &'_ DistantServerCtx) {
|
|
|
|
let output = String::from("some output");
|
|
|
|
let req = Request {
|
|
|
|
id: rand::random(),
|
|
|
|
tenant: random_tenant(),
|
|
|
|
payload: vec![RequestData::ProcRun {
|
|
|
|
cmd: SCRIPT_RUNNER.to_string(),
|
|
|
|
args: vec![
|
|
|
|
ECHO_ARGS_TO_STDERR_SH.to_str().unwrap().to_string(),
|
|
|
|
output.to_string(),
|
|
|
|
],
|
|
|
|
}],
|
|
|
|
};
|
|
|
|
|
|
|
|
// distant action --format json --interactive
|
|
|
|
let mut child = distant_subcommand(ctx, "action")
|
|
|
|
.args(&["--format", "json"])
|
|
|
|
.arg("--interactive")
|
|
|
|
.spawn()
|
|
|
|
.unwrap();
|
|
|
|
|
|
|
|
let mut stdin = child.stdin.take().unwrap();
|
|
|
|
let stdout = spawn_line_reader(child.stdout.take().unwrap());
|
|
|
|
let stderr = spawn_line_reader(child.stderr.take().unwrap());
|
|
|
|
|
|
|
|
// Send our request as json
|
|
|
|
let req_string = format!("{}\n", serde_json::to_string(&req).unwrap());
|
|
|
|
stdin.write_all(req_string.as_bytes()).unwrap();
|
|
|
|
stdin.flush().unwrap();
|
|
|
|
|
|
|
|
// Get the indicator of a process started (first line returned can take ~7 seconds due to the
|
|
|
|
// handshake cost)
|
|
|
|
let out =
|
|
|
|
friendly_recv_line(&stdout, Duration::from_secs(30)).expect("Failed to get proc start");
|
|
|
|
let res: Response = serde_json::from_str(&out).unwrap();
|
|
|
|
assert!(
|
|
|
|
matches!(res.payload[0], ResponseData::ProcStart { .. }),
|
|
|
|
"Unexpected response: {:?}",
|
|
|
|
res.payload[0]
|
|
|
|
);
|
|
|
|
|
|
|
|
// Get stderr from process and verify it
|
|
|
|
let out =
|
|
|
|
friendly_recv_line(&stdout, Duration::from_secs(1)).expect("Failed to get proc stderr");
|
|
|
|
let res: Response = serde_json::from_str(&out).unwrap();
|
|
|
|
match &res.payload[0] {
|
|
|
|
ResponseData::ProcStderr { data, .. } => assert_eq!(data, &output),
|
|
|
|
x => panic!("Unexpected response: {:?}", x),
|
|
|
|
};
|
|
|
|
|
|
|
|
// Get the indicator of a process completion
|
|
|
|
let out = friendly_recv_line(&stdout, Duration::from_secs(1)).expect("Failed to get proc done");
|
|
|
|
let res: Response = serde_json::from_str(&out).unwrap();
|
|
|
|
match &res.payload[0] {
|
|
|
|
ResponseData::ProcDone { success, .. } => {
|
|
|
|
assert!(success, "Process failed unexpectedly");
|
|
|
|
}
|
|
|
|
x => panic!("Unexpected response: {:?}", x),
|
|
|
|
};
|
|
|
|
|
|
|
|
// Verify that we received nothing on stderr channel
|
|
|
|
assert!(
|
|
|
|
stderr.try_recv().is_err(),
|
|
|
|
"Unexpectedly got result on stderr channel"
|
|
|
|
);
|
|
|
|
}
|
|
|
|
|
|
|
|
#[rstest]
|
|
|
|
fn should_support_json_to_forward_stdin_to_remote_process(ctx: &'_ DistantServerCtx) {
|
|
|
|
let req = Request {
|
|
|
|
id: rand::random(),
|
|
|
|
tenant: random_tenant(),
|
|
|
|
payload: vec![RequestData::ProcRun {
|
|
|
|
cmd: SCRIPT_RUNNER.to_string(),
|
|
|
|
args: vec![ECHO_STDIN_TO_STDOUT_SH.to_str().unwrap().to_string()],
|
|
|
|
}],
|
|
|
|
};
|
|
|
|
|
|
|
|
// distant action --format json --interactive
|
|
|
|
let mut child = distant_subcommand(ctx, "action")
|
|
|
|
.args(&["--format", "json"])
|
|
|
|
.arg("--interactive")
|
|
|
|
.spawn()
|
|
|
|
.unwrap();
|
|
|
|
|
|
|
|
let mut stdin = child.stdin.take().unwrap();
|
|
|
|
let stdout = spawn_line_reader(child.stdout.take().unwrap());
|
|
|
|
let stderr = spawn_line_reader(child.stderr.take().unwrap());
|
|
|
|
|
|
|
|
// Send our request as json
|
|
|
|
let req_string = format!("{}\n", serde_json::to_string(&req).unwrap());
|
|
|
|
stdin.write_all(req_string.as_bytes()).unwrap();
|
|
|
|
stdin.flush().unwrap();
|
|
|
|
|
|
|
|
// Get the indicator of a process started (first line returned can take ~7 seconds due to the
|
|
|
|
// handshake cost)
|
|
|
|
let out =
|
|
|
|
friendly_recv_line(&stdout, Duration::from_secs(30)).expect("Failed to get proc start");
|
|
|
|
let res: Response = serde_json::from_str(&out).unwrap();
|
|
|
|
let id = match &res.payload[0] {
|
|
|
|
ResponseData::ProcStart { id } => *id,
|
|
|
|
x => panic!("Unexpected response: {:?}", x),
|
|
|
|
};
|
|
|
|
|
|
|
|
// Send stdin to remote process
|
|
|
|
let req = Request {
|
|
|
|
id: rand::random(),
|
|
|
|
tenant: random_tenant(),
|
|
|
|
payload: vec![RequestData::ProcStdin {
|
|
|
|
id,
|
|
|
|
data: String::from("hello world\n"),
|
|
|
|
}],
|
|
|
|
};
|
|
|
|
let req_string = format!("{}\n", serde_json::to_string(&req).unwrap());
|
|
|
|
stdin.write_all(req_string.as_bytes()).unwrap();
|
|
|
|
stdin.flush().unwrap();
|
|
|
|
|
|
|
|
// Should receive ok message & stdout message, although these may be in different order
|
|
|
|
let (res1, res2) = next_two_msgs!(&stdout);
|
|
|
|
match (&res1.payload[0], &res2.payload[0]) {
|
|
|
|
(ResponseData::Ok, ResponseData::ProcStdout { data, .. }) => {
|
|
|
|
assert_eq!(data, "hello world\n")
|
|
|
|
}
|
|
|
|
(ResponseData::ProcStdout { data, .. }, ResponseData::Ok) => {
|
|
|
|
assert_eq!(data, "hello world\n")
|
|
|
|
}
|
|
|
|
x => panic!("Unexpected responses: {:?}", x),
|
|
|
|
};
|
|
|
|
|
|
|
|
// Kill the remote process since it only terminates when stdin closes, but we
|
|
|
|
// want to verify that we get a proc done is some manner, which won't happen
|
|
|
|
// if stdin closes as our interactive process will also close
|
|
|
|
let req = Request {
|
|
|
|
id: rand::random(),
|
|
|
|
tenant: random_tenant(),
|
|
|
|
payload: vec![RequestData::ProcKill { id }],
|
|
|
|
};
|
|
|
|
let req_string = format!("{}\n", serde_json::to_string(&req).unwrap());
|
|
|
|
stdin.write_all(req_string.as_bytes()).unwrap();
|
|
|
|
stdin.flush().unwrap();
|
|
|
|
|
|
|
|
// Should receive ok message & process completion
|
|
|
|
let (res1, res2) = next_two_msgs!(&stdout);
|
|
|
|
match (&res1.payload[0], &res2.payload[0]) {
|
|
|
|
(ResponseData::Ok, ResponseData::ProcDone { success, .. }) => {
|
|
|
|
assert!(!success, "Process succeeded unexpectedly");
|
|
|
|
}
|
|
|
|
(ResponseData::ProcDone { success, .. }, ResponseData::Ok) => {
|
|
|
|
assert!(!success, "Process succeeded unexpectedly");
|
|
|
|
}
|
|
|
|
x => panic!("Unexpected responses: {:?}", x),
|
|
|
|
};
|
|
|
|
|
|
|
|
// Verify that we received nothing on stderr channel
|
|
|
|
assert!(
|
|
|
|
stderr.try_recv().is_err(),
|
|
|
|
"Unexpectedly got result on stderr channel"
|
|
|
|
);
|
|
|
|
}
|
|
|
|
|
|
|
|
#[rstest]
|
|
|
|
fn should_support_json_output_for_error(mut action_cmd: Command) {
|
|
|
|
let req = Request {
|
|
|
|
id: rand::random(),
|
|
|
|
tenant: random_tenant(),
|
|
|
|
payload: vec![RequestData::ProcRun {
|
|
|
|
cmd: DOES_NOT_EXIST_BIN.to_str().unwrap().to_string(),
|
|
|
|
args: Vec::new(),
|
|
|
|
}],
|
|
|
|
};
|
|
|
|
|
|
|
|
// distant action --format json --interactive
|
|
|
|
let cmd = action_cmd
|
|
|
|
.args(&["--format", "json"])
|
|
|
|
.arg("--interactive")
|
|
|
|
.write_stdin(format!("{}\n", serde_json::to_string(&req).unwrap()))
|
|
|
|
.assert()
|
|
|
|
.success()
|
|
|
|
.stderr("");
|
|
|
|
|
|
|
|
let res: Response = serde_json::from_slice(&cmd.get_output().stdout).unwrap();
|
|
|
|
assert!(
|
|
|
|
matches!(
|
|
|
|
res.payload[0],
|
|
|
|
ResponseData::Error(Error {
|
|
|
|
kind: ErrorKind::NotFound,
|
|
|
|
..
|
|
|
|
})
|
|
|
|
),
|
|
|
|
"Unexpected response: {:?}",
|
|
|
|
res.payload[0]
|
|
|
|
);
|
|
|
|
}
|