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aws: s3putobjectsink: Add some thresholds for flushing

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Lets us connect when we perform a flush

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs/-/merge_requests/1337>
This commit is contained in:
Arun Raghavan 2023-09-28 17:36:04 +02:00
parent a54b2dd39e
commit 12dbf50ddc
2 changed files with 160 additions and 16 deletions
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93
net/aws/src/s3sink/putobjectsink.rs
View file

@ -31,6 +31,9 @@ use crate::s3url::*;
use crate::s3utils::{self, duration_from_millis, duration_to_millis, WaitError};
const DEFAULT_RETRY_ATTEMPTS: u32 = 5;
const DEFAULT_FLUSH_INTERVAL_BUFFERS: u64 = 1;
const DEFAULT_FLUSH_INTERVAL_BYTES: u64 = 0;
const DEFAULT_FLUSH_INTERVAL_TIME: gst::ClockTime = gst::ClockTime::from_nseconds(0);
// General setting for create / abort requests
const DEFAULT_REQUEST_TIMEOUT_MSEC: u64 = 15_000;
@ -38,11 +41,18 @@ const DEFAULT_REQUEST_TIMEOUT_MSEC: u64 = 15_000;
struct Started {
client: Client,
buffer: Vec<u8>,
start_pts: Option<gst::ClockTime>,
num_buffers: u64,
}
impl Started {
pub fn new(client: Client, buffer: Vec<u8>) -> Started {
Started { client, buffer }
Started {
client,
buffer,
start_pts: gst::ClockTime::NONE,
num_buffers: 0,
}
}
}
@ -66,6 +76,9 @@ struct Settings {
retry_attempts: u32,
request_timeout: Duration,
endpoint_uri: Option<String>,
flush_interval_buffers: u64,
flush_interval_bytes: u64,
flush_interval_time: Option<gst::ClockTime>,
}
impl Settings {
@ -118,6 +131,9 @@ impl Default for Settings {
retry_attempts: DEFAULT_RETRY_ATTEMPTS,
request_timeout: Duration::from_millis(DEFAULT_REQUEST_TIMEOUT_MSEC),
endpoint_uri: None,
flush_interval_buffers: DEFAULT_FLUSH_INTERVAL_BUFFERS,
flush_interval_bytes: DEFAULT_FLUSH_INTERVAL_BYTES,
flush_interval_time: Some(DEFAULT_FLUSH_INTERVAL_TIME),
}
}
}
@ -139,6 +155,40 @@ static CAT: Lazy<gst::DebugCategory> = Lazy::new(|| {
});
impl S3PutObjectSink {
fn check_thresholds(
&self,
state: &Started,
pts: Option<gst::ClockTime>,
duration: Option<gst::ClockTime>,
) -> bool {
let settings = self.settings.lock().unwrap();
#[allow(clippy::if_same_then_else)]
#[allow(clippy::needless_bool)]
// Verbose if/else form for readability
if settings.flush_interval_buffers > 0
&& (state.num_buffers % settings.flush_interval_buffers) == 0
{
true
} else if settings.flush_interval_bytes > 0
&& (state.buffer.len() as u64 % settings.flush_interval_bytes) == 0
{
true
} else if settings.flush_interval_time.is_some()
&& settings.flush_interval_time.unwrap() != DEFAULT_FLUSH_INTERVAL_TIME
&& state.start_pts.is_some()
&& pts.is_some()
&& duration.is_some()
&& (pts.unwrap() - state.start_pts.unwrap() + duration.unwrap())
% settings.flush_interval_time.unwrap()
== gst::ClockTime::from_nseconds(0)
{
true
} else {
false
}
}
fn flush_buffer(&self) -> Result<(), Option<gst::ErrorMessage>> {
let put_object_req = self.create_put_object_request();
@ -370,6 +420,21 @@ impl ObjectImpl for S3PutObjectSink {
.nick("content-disposition")
.blurb("Content-Disposition header to set for uploaded object")
.build(),
glib::ParamSpecUInt64::builder("flush-interval-buffers")
.nick("Flush interval in buffers")
.blurb("Number of buffers to accumulate before doing a write (0 => disable)")
.default_value(DEFAULT_FLUSH_INTERVAL_BUFFERS)
.build(),
glib::ParamSpecUInt64::builder("flush-interval-bytes")
.nick("Flush interval in bytes")
.blurb("Number of bytes to accumulate before doing a write (0 => disable)")
.default_value(DEFAULT_FLUSH_INTERVAL_BYTES)
.build(),
glib::ParamSpecUInt64::builder("flush-interval-time")
.nick("Flush interval in duration")
.blurb("Total duration of buffers to accumulate before doing a write (0 => disable)")
.default_value(DEFAULT_FLUSH_INTERVAL_TIME.nseconds())
.build(),
]
});
@ -451,6 +516,18 @@ impl ObjectImpl for S3PutObjectSink {
.get::<Option<String>>()
.expect("type checked upstream");
}
"flush-interval-buffers" => {
settings.flush_interval_buffers =
value.get::<u64>().expect("type checked upstream");
}
"flush-interval-bytes" => {
settings.flush_interval_bytes = value.get::<u64>().expect("type checked upstream");
}
"flush-interval-time" => {
settings.flush_interval_time = value
.get::<Option<gst::ClockTime>>()
.expect("type checked upstream");
}
_ => unimplemented!(),
}
}
@ -480,6 +557,9 @@ impl ObjectImpl for S3PutObjectSink {
"endpoint-uri" => settings.endpoint_uri.to_value(),
"content-type" => settings.content_type.to_value(),
"content-disposition" => settings.content_disposition.to_value(),
"flush-interval-buffers" => settings.flush_interval_buffers.to_value(),
"flush-interval-bytes" => settings.flush_interval_bytes.to_value(),
"flush-interval-time" => settings.flush_interval_time.to_value(),
_ => unimplemented!(),
}
}
@ -544,6 +624,12 @@ impl BaseSinkImpl for S3PutObjectSink {
}
};
if started_state.start_pts.is_none() {
started_state.start_pts = buffer.pts();
}
started_state.num_buffers += 1;
gst::trace!(CAT, imp: self, "Rendering {:?}", buffer);
let map = buffer.map_readable().map_err(|_| {
gst::element_imp_error!(self, gst::CoreError::Failed, ["Failed to map buffer"]);
@ -551,6 +637,11 @@ impl BaseSinkImpl for S3PutObjectSink {
})?;
started_state.buffer.extend_from_slice(map.as_slice());
if !self.check_thresholds(started_state, buffer.pts(), buffer.duration()) {
return Ok(gst::FlowSuccess::Ok);
}
drop(state);
match self.flush_buffer() {

83
net/aws/tests/s3.rs
View file

@ -28,6 +28,12 @@ mod tests {
});
}
fn make_buffer(content: &[u8]) -> gst::Buffer {
let mut buf = gst::Buffer::from_slice(content.to_owned());
buf.make_mut().set_pts(gst::ClockTime::from_mseconds(200));
buf
}
async fn delete_object(region: String, bucket: &str, key: &str) {
let region_provider = aws_config::meta::region::RegionProviderChain::first_try(
aws_sdk_s3::config::Region::new(region),
@ -70,11 +76,11 @@ mod tests {
h1.set_src_caps(gst::Caps::builder("text/plain").build());
h1.play();
h1.push(gst::Buffer::from_slice(content)).unwrap();
h1.push(gst::Buffer::from_slice(content)).unwrap();
h1.push(gst::Buffer::from_slice(content)).unwrap();
h1.push(gst::Buffer::from_slice(content)).unwrap();
h1.push(gst::Buffer::from_slice(content)).unwrap();
h1.push(make_buffer(content)).unwrap();
h1.push(make_buffer(content)).unwrap();
h1.push(make_buffer(content)).unwrap();
h1.push(make_buffer(content)).unwrap();
h1.push(make_buffer(content)).unwrap();
h1.push_event(gst::event::Eos::new());
let mut h2 = gst_check::Harness::new("awss3src");
@ -91,7 +97,12 @@ mod tests {
}
// Common helper
async fn do_s3_putobject_test(key_prefix: &str) {
async fn do_s3_putobject_test(
key_prefix: &str,
buffers: Option<u64>,
bytes: Option<u64>,
time: Option<gst::ClockTime>,
) {
init();
let region = std::env::var("AWS_REGION").unwrap_or_else(|_| DEFAULT_S3_REGION.to_string());
@ -103,22 +114,40 @@ mod tests {
// Manually add the element so we can configure it before it goes to PLAYING
let mut h1 = gst_check::Harness::new_empty();
// Need to add_parse() because the Harness API / Rust bindings aren't conducive to creating and
// adding an element manually
h1.add_parse(
format!("awss3putobjectsink key=\"{key}\" region=\"{region}\" bucket=\"{bucket}\"")
format!("awss3putobjectsink key=\"{key}\" region=\"{region}\" bucket=\"{bucket}\" name=\"sink\"")
.as_str(),
);
let h1el = h1
.element()
.unwrap()
.dynamic_cast::<gst::Bin>()
.unwrap()
.by_name("sink")
.unwrap();
if let Some(b) = buffers {
h1el.set_property("flush-interval-buffers", b)
};
if let Some(b) = bytes {
h1el.set_property("flush-interval-bytes", b)
};
if time.is_some() {
h1el.set_property("flush-interval-time", time)
};
h1.set_src_caps(gst::Caps::builder("text/plain").build());
h1.play();
h1.push(gst::Buffer::from_slice(content)).unwrap();
h1.push(gst::Buffer::from_slice(content)).unwrap();
h1.push(gst::Buffer::from_slice(content)).unwrap();
h1.push(gst::Buffer::from_slice(content)).unwrap();
h1.push(gst::Buffer::from_slice(content)).unwrap();
h1.push(make_buffer(content)).unwrap();
h1.push(make_buffer(content)).unwrap();
h1.push(make_buffer(content)).unwrap();
h1.push(make_buffer(content)).unwrap();
h1.push(make_buffer(content)).unwrap();
h1.push_event(gst::event::Eos::new());
let mut h2 = gst_check::Harness::new("awss3src");
@ -151,16 +180,40 @@ mod tests {
#[tokio::test]
async fn test_s3_put_object_simple() {
do_s3_putobject_test("s3-put-object-test").await;
do_s3_putobject_test("s3-put-object-test", None, None, None).await;
}
#[tokio::test]
async fn test_s3_put_object_whitespace() {
do_s3_putobject_test("s3 put object test").await;
do_s3_putobject_test("s3 put object test", None, None, None).await;
}
#[tokio::test]
async fn test_s3_put_object_unicode() {
do_s3_putobject_test("s3 put object 🧪 😱").await;
do_s3_putobject_test("s3 put object 🧪 😱", None, None, None).await;
}
#[tokio::test]
async fn test_s3_put_object_flush_buffers() {
// Awkward threshold as we push 5 buffers
do_s3_putobject_test("s3-put-object-test fbuf", Some(2), None, None).await;
}
#[tokio::test]
async fn test_s3_put_object_flush_bytes() {
// Awkward threshold as we push 14 bytes per buffer
do_s3_putobject_test("s3-put-object-test fbytes", None, Some(30), None).await;
}
#[tokio::test]
async fn test_s3_put_object_flush_time() {
do_s3_putobject_test(
"s3-put-object-test ftime",
None,
None,
// Awkward threshold as we push each buffer with 200ms
Some(gst::ClockTime::from_mseconds(300)),
)
.await;
}
}