Files
daqbuffer/netpod/src/netpod.rs
2022-02-18 09:33:38 +01:00

1618 lines
41 KiB
Rust

pub mod api1;
pub mod histo;
pub mod query;
pub mod status;
pub mod streamext;
use chrono::{DateTime, TimeZone, Utc};
use err::Error;
use futures_core::Stream;
use futures_util::StreamExt;
use serde::{Deserialize, Serialize};
use serde_json::Value as JsVal;
use std::collections::BTreeMap;
use std::fmt;
use std::iter::FromIterator;
use std::path::PathBuf;
use std::pin::Pin;
use std::str::FromStr;
use std::task::{Context, Poll};
use std::time::Duration;
use timeunits::*;
#[allow(unused_imports)]
use tracing::{debug, error, info, trace, warn};
use url::Url;
pub const APP_JSON: &'static str = "application/json";
pub const APP_JSON_LINES: &'static str = "application/jsonlines";
pub const APP_OCTET: &'static str = "application/octet-stream";
pub const ACCEPT_ALL: &'static str = "*/*";
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct AggQuerySingleChannel {
pub channel_config: ChannelConfig,
pub timebin: u32,
pub tb_file_count: u32,
pub buffer_size: u32,
}
pub struct BodyStream {
//pub receiver: async_channel::Receiver<Result<bytes::Bytes, Error>>,
pub inner: Box<dyn futures_core::Stream<Item = Result<bytes::Bytes, Error>> + Send + Unpin>,
}
#[derive(Clone, PartialEq, Debug, Serialize, Deserialize)]
pub enum ScalarType {
U8,
U16,
U32,
U64,
I8,
I16,
I32,
I64,
F32,
F64,
BOOL,
STRING,
}
pub trait HasScalarType {
fn scalar_type(&self) -> ScalarType;
}
impl ScalarType {
pub fn from_dtype_index(ix: u8) -> Result<Self, Error> {
use ScalarType::*;
let g = match ix {
0 => BOOL,
1 => BOOL,
3 => U8,
5 => U16,
8 => U32,
10 => U64,
2 => I8,
4 => I16,
7 => I32,
9 => I64,
11 => F32,
12 => F64,
13 => STRING,
//13 => return Err(Error::with_msg(format!("STRING not supported"))),
6 => return Err(Error::with_msg(format!("CHARACTER not supported"))),
_ => return Err(Error::with_msg(format!("unknown dtype code: {}", ix))),
};
Ok(g)
}
pub fn to_bsread_str(&self) -> &'static str {
use ScalarType::*;
match self {
U8 => "uint8",
U16 => "uint16",
U32 => "uint32",
U64 => "uint64",
I8 => "int8",
I16 => "int16",
I32 => "int32",
I64 => "int64",
F32 => "float",
F64 => "double",
BOOL => "bool",
STRING => "string",
}
}
pub fn from_bsread_str(s: &str) -> Result<Self, Error> {
use ScalarType::*;
let ret = match s {
"uint8" => U8,
"uint16" => U16,
"uint32" => U32,
"uint64" => U64,
"int8" => I8,
"int16" => I16,
"int32" => I32,
"int64" => I64,
"float" => F32,
"double" => F64,
"string" => STRING,
_ => {
return Err(Error::with_msg_no_trace(format!(
"from_bsread_str can not understand bsread {}",
s
)))
}
};
Ok(ret)
}
pub fn from_archeng_db_str(s: &str) -> Result<Self, Error> {
use ScalarType::*;
let ret = match s {
"I8" => I8,
"I16" => I16,
"I32" => I32,
"I64" => I64,
"F32" => F32,
"F64" => F64,
_ => {
return Err(Error::with_msg_no_trace(format!(
"from_archeng_db_str can not understand {}",
s
)))
}
};
Ok(ret)
}
pub fn bytes(&self) -> u8 {
use ScalarType::*;
match self {
U8 => 1,
U16 => 2,
U32 => 4,
U64 => 8,
I8 => 1,
I16 => 2,
I32 => 4,
I64 => 8,
F32 => 4,
F64 => 8,
BOOL => 1,
STRING => 0,
}
}
pub fn index(&self) -> u8 {
use ScalarType::*;
match self {
U8 => 3,
U16 => 5,
U32 => 8,
U64 => 10,
I8 => 2,
I16 => 4,
I32 => 7,
I64 => 9,
F32 => 11,
F64 => 12,
BOOL => 0,
STRING => 13,
}
}
pub fn to_api3proto(&self) -> &'static str {
match self {
ScalarType::U8 => "uint8",
ScalarType::U16 => "uint16",
ScalarType::U32 => "uint32",
ScalarType::U64 => "uint64",
ScalarType::I8 => "int8",
ScalarType::I16 => "int16",
ScalarType::I32 => "int32",
ScalarType::I64 => "int64",
ScalarType::F32 => "float32",
ScalarType::F64 => "float64",
ScalarType::BOOL => "bool",
ScalarType::STRING => "string",
}
}
}
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct ArchiverAppliance {
pub data_base_paths: Vec<PathBuf>,
pub database: Database,
}
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct ChannelArchiver {
pub data_base_paths: Vec<PathBuf>,
pub database: Database,
}
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct Node {
pub host: String,
pub listen: String,
pub port: u16,
pub port_raw: u16,
pub data_base_path: PathBuf,
pub cache_base_path: PathBuf,
pub ksprefix: String,
pub backend: String,
pub splits: Option<Vec<u64>>,
pub archiver_appliance: Option<ArchiverAppliance>,
pub channel_archiver: Option<ChannelArchiver>,
}
impl Node {
pub fn dummy() -> Self {
Self {
host: "dummy".into(),
listen: "dummy".into(),
port: 4444,
port_raw: 4444,
data_base_path: PathBuf::new(),
cache_base_path: PathBuf::new(),
ksprefix: "daqlocal".into(),
backend: "dummybackend".into(),
splits: None,
archiver_appliance: None,
channel_archiver: None,
}
}
}
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct Database {
pub name: String,
pub host: String,
pub user: String,
pub pass: String,
}
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct Cluster {
pub nodes: Vec<Node>,
pub database: Database,
#[serde(rename = "runMapPulse", default)]
pub run_map_pulse_task: bool,
#[serde(rename = "isCentralStorage", default)]
pub is_central_storage: bool,
#[serde(rename = "fileIoBufferSize", default)]
pub file_io_buffer_size: FileIoBufferSize,
}
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct NodeConfig {
pub name: String,
pub cluster: Cluster,
}
impl NodeConfig {
pub fn get_node(&self) -> Option<(&Node, usize)> {
if self.name.contains(":") {
let mut i1 = 0;
for n in &self.cluster.nodes {
if self.name == format!("{}:{}", n.host, n.port) {
return Some((n, i1));
}
i1 += 1;
}
} else {
let mut i1 = 0;
for n in &self.cluster.nodes {
if self.name == format!("{}", n.host) {
return Some((n, i1));
}
i1 += 1;
}
}
None
}
}
#[derive(Clone, Debug)]
pub struct NodeConfigCached {
pub node_config: NodeConfig,
pub node: Node,
pub ix: usize,
}
impl From<NodeConfig> for Result<NodeConfigCached, Error> {
fn from(k: NodeConfig) -> Self {
match k.get_node() {
Some((node, ix)) => {
let ret = NodeConfigCached {
node: node.clone(),
node_config: k,
ix,
};
Ok(ret)
}
None => Err(Error::with_msg(format!("can not find node {:?}", k))),
}
}
}
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct Channel {
pub backend: String,
pub name: String,
}
pub struct HostPort {
pub host: String,
pub port: u16,
}
impl HostPort {
pub fn new<S: Into<String>>(host: S, port: u16) -> Self {
Self {
host: host.into(),
port,
}
}
pub fn from_node(node: &Node) -> Self {
Self {
host: node.host.clone(),
port: node.port,
}
}
}
impl Channel {
pub fn name(&self) -> &str {
&self.name
}
}
#[derive(Clone, Copy, Debug, Serialize, Deserialize)]
pub struct FilePos {
pub pos: u64,
}
impl From<FilePos> for u64 {
fn from(k: FilePos) -> Self {
k.pos
}
}
#[derive(Clone, Debug, Serialize, Deserialize)]
pub enum TimeRange {
Time { beg: DateTime<Utc>, end: DateTime<Utc> },
Pulse { beg: u64, end: u64 },
Nano { beg: u64, end: u64 },
}
#[derive(Clone, Copy, PartialEq, PartialOrd, Serialize, Deserialize)]
pub struct Nanos {
pub ns: u64,
}
impl Nanos {
pub fn from_ns(ns: u64) -> Self {
Self { ns }
}
}
impl fmt::Debug for Nanos {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
let ts = chrono::Utc.timestamp((self.ns / SEC) as i64, (self.ns % SEC) as u32);
f.debug_struct("Nanos").field("ns", &ts).finish()
}
}
#[derive(Clone, Serialize, Deserialize)]
pub struct NanoRange {
pub beg: u64,
pub end: u64,
}
impl fmt::Debug for NanoRange {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
let beg = chrono::Utc.timestamp((self.beg / SEC) as i64, (self.beg % SEC) as u32);
let end = chrono::Utc.timestamp((self.end / SEC) as i64, (self.end % SEC) as u32);
f.debug_struct("NanoRange")
.field("beg", &beg)
.field("end", &end)
.finish()
}
}
impl NanoRange {
pub fn from_date_time(beg: DateTime<Utc>, end: DateTime<Utc>) -> Self {
Self {
beg: beg.timestamp_nanos() as u64,
end: end.timestamp_nanos() as u64,
}
}
pub fn delta(&self) -> u64 {
self.end - self.beg
}
}
#[derive(Clone, Debug, Serialize, Deserialize)]
pub enum ByteOrder {
LE,
BE,
}
impl ByteOrder {
pub fn little_endian() -> Self {
Self::LE
}
pub fn big_endian() -> Self {
Self::BE
}
pub fn from_dtype_flags(flags: u8) -> Self {
if flags & 0x20 == 0 {
Self::LE
} else {
Self::BE
}
}
pub fn from_bsread_str(s: &str) -> Result<ByteOrder, Error> {
match s {
"little" => Ok(ByteOrder::LE),
"big" => Ok(ByteOrder::BE),
_ => Err(Error::with_msg_no_trace(format!(
"ByteOrder::from_bsread_str can not understand {}",
s
))),
}
}
pub fn is_le(&self) -> bool {
if let Self::LE = self {
true
} else {
false
}
}
pub fn is_be(&self) -> bool {
if let Self::BE = self {
true
} else {
false
}
}
}
#[derive(Clone, Debug, Serialize, Deserialize)]
pub enum GenVar {
Default,
TimeWeight,
ConstRegular,
}
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct ChannelConfig {
pub channel: Channel,
pub keyspace: u8,
pub time_bin_size: Nanos,
pub scalar_type: ScalarType,
pub compression: bool,
pub shape: Shape,
pub array: bool,
pub byte_order: ByteOrder,
}
#[derive(Clone, PartialEq, Debug, Serialize, Deserialize)]
pub enum Shape {
Scalar,
Wave(u32),
Image(u32, u32),
}
impl Shape {
pub fn from_bsread_jsval(v: &JsVal) -> Result<Shape, Error> {
match v {
JsVal::Array(v) => match v.len() {
0 => Ok(Shape::Scalar),
1 => match &v[0] {
JsVal::Number(v) => match v.as_u64() {
Some(0) | Some(1) => Ok(Shape::Scalar),
Some(v) => Ok(Shape::Wave(v as u32)),
None => Err(Error::with_msg_no_trace(format!(
"Shape from_bsread_jsval can not understand {:?}",
v
))),
},
_ => Err(Error::with_msg_no_trace(format!(
"Shape from_bsread_jsval can not understand {:?}",
v
))),
},
_ => Err(Error::with_msg_no_trace(format!(
"Shape from_bsread_jsval can not understand {:?}",
v
))),
},
_ => Err(Error::with_msg_no_trace(format!(
"Shape from_bsread_jsval can not understand {:?}",
v
))),
}
}
pub fn from_db_jsval(v: &JsVal) -> Result<Shape, Error> {
match v {
JsVal::String(s) => {
if s == "Scalar" {
Ok(Shape::Scalar)
} else {
Err(Error::with_msg_no_trace(format!(
"Shape from_db_jsval can not understand {:?}",
v
)))
}
}
JsVal::Object(j) => match j.get("Wave") {
Some(JsVal::Number(j)) => Ok(Shape::Wave(j.as_u64().ok_or_else(|| {
Error::with_msg_no_trace(format!("Shape from_db_jsval can not understand {:?}", v))
})? as u32)),
_ => Err(Error::with_msg_no_trace(format!(
"Shape from_db_jsval can not understand {:?}",
v
))),
},
_ => Err(Error::with_msg_no_trace(format!(
"Shape from_db_jsval can not understand {:?}",
v
))),
}
}
}
pub trait HasShape {
fn shape(&self) -> Shape;
}
pub mod timeunits {
pub const MU: u64 = 1000;
pub const MS: u64 = MU * 1000;
pub const SEC: u64 = MS * 1000;
pub const MIN: u64 = SEC * 60;
pub const HOUR: u64 = MIN * 60;
pub const DAY: u64 = HOUR * 24;
}
//const BIN_T_LEN_OPTIONS_0: [u64; 4] = [SEC, MIN * 10, HOUR * 2, DAY];
//const PATCH_T_LEN_KEY: [u64; 4] = [SEC, MIN * 10, HOUR * 2, DAY];
//const PATCH_T_LEN_OPTIONS_SCALAR: [u64; 4] = [MIN * 60, HOUR * 4, DAY * 4, DAY * 32];
// Maybe alternative for GLS:
//const PATCH_T_LEN_OPTIONS_SCALAR: [u64; 4] = [HOUR * 4, DAY * 4, DAY * 16, DAY * 32];
//const PATCH_T_LEN_OPTIONS_WAVE: [u64; 4] = [MIN * 10, HOUR * 2, DAY * 4, DAY * 32];
const BIN_T_LEN_OPTIONS_0: [u64; 2] = [
//
//SEC,
//MIN * 10,
HOUR * 2,
DAY,
];
const PATCH_T_LEN_KEY: [u64; 2] = [
//
//SEC,
//MIN * 10,
HOUR * 2,
DAY,
];
const PATCH_T_LEN_OPTIONS_SCALAR: [u64; 2] = [
//
//MIN * 60,
//HOUR * 4,
DAY * 8,
DAY * 32,
];
const PATCH_T_LEN_OPTIONS_WAVE: [u64; 2] = [
//
//MIN * 10,
//HOUR * 2,
DAY * 8,
DAY * 32,
];
const BIN_THRESHOLDS: [u64; 31] = [
2,
10,
100,
1000,
10_000,
100_000,
MU,
MU * 10,
MU * 100,
MS,
MS * 10,
MS * 100,
SEC,
SEC * 5,
SEC * 10,
SEC * 20,
MIN,
MIN * 5,
MIN * 10,
MIN * 20,
HOUR,
HOUR * 2,
HOUR * 4,
HOUR * 12,
DAY,
DAY * 2,
DAY * 4,
DAY * 8,
DAY * 16,
DAY * 32,
DAY * 64,
];
#[derive(Clone, Serialize, Deserialize)]
pub struct PreBinnedPatchGridSpec {
bin_t_len: u64,
patch_t_len: u64,
}
impl PreBinnedPatchGridSpec {
pub fn new(bin_t_len: u64, patch_t_len: u64) -> Self {
if !Self::is_valid_bin_t_len(bin_t_len) {
panic!("PreBinnedPatchGridSpec invalid bin_t_len {}", bin_t_len);
}
Self { bin_t_len, patch_t_len }
}
pub fn bin_t_len(&self) -> u64 {
self.bin_t_len
}
pub fn is_valid_bin_t_len(bin_t_len: u64) -> bool {
for &j in PATCH_T_LEN_KEY.iter() {
if bin_t_len == j {
return true;
}
}
return false;
}
pub fn patch_t_len(&self) -> u64 {
self.patch_t_len
}
}
impl std::fmt::Debug for PreBinnedPatchGridSpec {
fn fmt(&self, fmt: &mut std::fmt::Formatter) -> std::fmt::Result {
write!(
fmt,
"PreBinnedPatchGridSpec {{ bin_t_len: {:?}, patch_t_len(): {:?} }}",
self.bin_t_len / SEC,
self.patch_t_len() / SEC,
)
}
}
#[derive(Clone, Debug)]
pub struct PreBinnedPatchRange {
pub grid_spec: PreBinnedPatchGridSpec,
pub offset: u64,
pub count: u64,
}
fn get_patch_t_len(bin_t_len: u64) -> u64 {
// TODO mechanism to select different patch lengths for different channels.
let shape = Shape::Scalar;
match shape {
Shape::Scalar => {
for (i1, &j) in PATCH_T_LEN_KEY.iter().enumerate() {
if bin_t_len == j {
return PATCH_T_LEN_OPTIONS_SCALAR[i1];
}
}
}
Shape::Wave(..) => {
for (i1, &j) in PATCH_T_LEN_KEY.iter().enumerate() {
if bin_t_len == j {
return PATCH_T_LEN_OPTIONS_WAVE[i1];
}
}
}
Shape::Image(..) => {
for (i1, &j) in PATCH_T_LEN_KEY.iter().enumerate() {
if bin_t_len == j {
return PATCH_T_LEN_OPTIONS_WAVE[i1];
}
}
}
}
panic!()
}
impl PreBinnedPatchRange {
/// Cover at least the given range with at least as many as the requested number of bins.
pub fn covering_range(range: NanoRange, min_bin_count: u32) -> Result<Option<Self>, Error> {
let bin_t_len_options = &BIN_T_LEN_OPTIONS_0;
if min_bin_count < 1 {
Err(Error::with_msg("min_bin_count < 1"))?;
}
if min_bin_count > 20000 {
Err(Error::with_msg(format!("min_bin_count > 20000: {}", min_bin_count)))?;
}
let dt = range.delta();
if dt > DAY * 200 {
Err(Error::with_msg("dt > DAY * 200"))?;
}
let bs = dt / min_bin_count as u64;
let mut i1 = bin_t_len_options.len();
loop {
if i1 <= 0 {
break Ok(None);
} else {
i1 -= 1;
let t = bin_t_len_options[i1];
if t <= bs {
let bin_t_len = t;
let patch_t_len = get_patch_t_len(bin_t_len);
if !PreBinnedPatchGridSpec::is_valid_bin_t_len(bin_t_len) {
return Err(Error::with_msg_no_trace(format!("not a valid bin_t_len {}", bin_t_len)));
}
let grid_spec = PreBinnedPatchGridSpec { bin_t_len, patch_t_len };
let pl = patch_t_len;
let ts1 = range.beg / pl * pl;
let ts2 = (range.end + pl - 1) / pl * pl;
let count = (ts2 - ts1) / pl;
let offset = ts1 / pl;
let ret = Self {
grid_spec,
count,
offset,
};
break Ok(Some(ret));
}
}
}
}
}
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct PreBinnedPatchCoord {
spec: PreBinnedPatchGridSpec,
ix: u64,
}
impl PreBinnedPatchCoord {
pub fn bin_t_len(&self) -> u64 {
self.spec.bin_t_len
}
pub fn patch_t_len(&self) -> u64 {
self.spec.patch_t_len()
}
pub fn patch_beg(&self) -> u64 {
self.spec.patch_t_len() * self.ix
}
pub fn patch_end(&self) -> u64 {
self.spec.patch_t_len() * (self.ix + 1)
}
pub fn patch_range(&self) -> NanoRange {
NanoRange {
beg: self.patch_beg(),
end: self.patch_end(),
}
}
pub fn bin_count(&self) -> u32 {
(self.spec.patch_t_len() / self.spec.bin_t_len) as u32
}
pub fn spec(&self) -> &PreBinnedPatchGridSpec {
&self.spec
}
pub fn ix(&self) -> u64 {
self.ix
}
pub fn new(bin_t_len: u64, patch_t_len: u64, patch_ix: u64) -> Self {
Self {
spec: PreBinnedPatchGridSpec::new(bin_t_len, patch_t_len),
ix: patch_ix,
}
}
}
impl AppendToUrl for PreBinnedPatchCoord {
fn append_to_url(&self, url: &mut Url) {
let mut g = url.query_pairs_mut();
g.append_pair("patchTlen", &format!("{}", self.spec.patch_t_len()));
g.append_pair("binTlen", &format!("{}", self.spec.bin_t_len()));
g.append_pair("patchIx", &format!("{}", self.ix()));
}
}
pub struct PreBinnedPatchIterator {
range: PreBinnedPatchRange,
ix: u64,
}
impl PreBinnedPatchIterator {
pub fn from_range(range: PreBinnedPatchRange) -> Self {
Self { range, ix: 0 }
}
}
impl Iterator for PreBinnedPatchIterator {
type Item = PreBinnedPatchCoord;
fn next(&mut self) -> Option<Self::Item> {
if self.ix >= self.range.count {
None
} else {
let ret = Self::Item {
spec: self.range.grid_spec.clone(),
ix: self.range.offset + self.ix,
};
self.ix += 1;
Some(ret)
}
}
}
#[derive(Clone)]
pub struct BinnedGridSpec {
bin_t_len: u64,
}
impl BinnedGridSpec {
pub fn new(bin_t_len: u64) -> Self {
if !Self::is_valid_bin_t_len(bin_t_len) {
panic!("BinnedGridSpec::new invalid bin_t_len {}", bin_t_len);
}
Self { bin_t_len }
}
pub fn bin_t_len(&self) -> u64 {
self.bin_t_len
}
pub fn is_valid_bin_t_len(bin_t_len: u64) -> bool {
for &j in PATCH_T_LEN_KEY.iter() {
if bin_t_len == j {
return true;
}
}
return false;
}
}
impl fmt::Debug for BinnedGridSpec {
fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
if self.bin_t_len < SEC * 90 {
write!(fmt, "BinnedGridSpec {{ bin_t_len: {:?} ms }}", self.bin_t_len / MS,)
} else {
write!(fmt, "BinnedGridSpec {{ bin_t_len: {:?} s }}", self.bin_t_len / SEC,)
}
}
}
#[derive(Clone, Debug)]
pub struct BinnedRange {
pub grid_spec: BinnedGridSpec,
pub offset: u64,
pub count: u64,
}
impl BinnedRange {
pub fn covering_range(range: NanoRange, min_bin_count: u32) -> Result<Option<Self>, Error> {
let thresholds = &BIN_THRESHOLDS;
if min_bin_count < 1 {
Err(Error::with_msg("min_bin_count < 1"))?;
}
if min_bin_count > 20000 {
Err(Error::with_msg(format!("min_bin_count > 20000: {}", min_bin_count)))?;
}
let dt = range.delta();
if dt > DAY * 200 {
Err(Error::with_msg("dt > DAY * 200"))?;
}
let bs = dt / min_bin_count as u64;
let mut i1 = thresholds.len();
loop {
if i1 <= 0 {
break Ok(None);
} else {
i1 -= 1;
let t = thresholds[i1];
if t <= bs || i1 == 0 {
let grid_spec = BinnedGridSpec { bin_t_len: t };
let bl = grid_spec.bin_t_len();
let ts1 = range.beg / bl * bl;
let ts2 = (range.end + bl - 1) / bl * bl;
let count = (ts2 - ts1) / bl;
let offset = ts1 / bl;
let ret = Self {
grid_spec,
count,
offset,
};
break Ok(Some(ret));
}
}
}
}
pub fn get_range(&self, ix: u32) -> NanoRange {
NanoRange {
beg: (self.offset + ix as u64) * self.grid_spec.bin_t_len,
end: (self.offset + ix as u64 + 1) * self.grid_spec.bin_t_len,
}
}
pub fn full_range(&self) -> NanoRange {
NanoRange {
beg: (self.offset + 0) * self.grid_spec.bin_t_len,
end: (self.offset + self.count) * self.grid_spec.bin_t_len,
}
}
}
#[derive(Clone, Serialize, Deserialize)]
pub enum AggKind {
EventBlobs,
DimXBins1,
DimXBinsN(u32),
Plain,
TimeWeightedScalar,
Stats1,
}
impl AggKind {
pub fn do_time_weighted(&self) -> bool {
match self {
Self::EventBlobs => false,
Self::TimeWeightedScalar => true,
Self::DimXBins1 => false,
Self::DimXBinsN(_) => false,
Self::Plain => false,
Self::Stats1 => false,
}
}
pub fn need_expand(&self) -> bool {
match self {
Self::EventBlobs => false,
Self::TimeWeightedScalar => true,
Self::DimXBins1 => false,
Self::DimXBinsN(_) => false,
Self::Plain => false,
Self::Stats1 => false,
}
}
}
pub fn x_bin_count(shape: &Shape, agg_kind: &AggKind) -> usize {
match agg_kind {
AggKind::EventBlobs => 0,
AggKind::TimeWeightedScalar => 0,
AggKind::DimXBins1 => 0,
AggKind::DimXBinsN(n) => {
if *n == 0 {
match shape {
Shape::Scalar => 0,
Shape::Wave(n) => *n as usize,
Shape::Image(j, k) => *j as usize * *k as usize,
}
} else {
*n as usize
}
}
AggKind::Plain => match shape {
Shape::Scalar => 0,
Shape::Wave(n) => *n as usize,
Shape::Image(j, k) => *j as usize * *k as usize,
},
AggKind::Stats1 => 0,
}
}
impl fmt::Display for AggKind {
fn fmt(&self, fmt: &mut fmt::Formatter) -> std::fmt::Result {
match self {
Self::EventBlobs => {
write!(fmt, "EventBlobs")
}
Self::DimXBins1 => {
write!(fmt, "DimXBins1")
}
Self::DimXBinsN(n) => {
write!(fmt, "DimXBinsN{}", n)
}
Self::Plain => {
write!(fmt, "Plain")
}
Self::TimeWeightedScalar => {
write!(fmt, "TimeWeightedScalar")
}
Self::Stats1 => {
write!(fmt, "Stats1")
}
}
}
}
impl fmt::Debug for AggKind {
fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
fmt::Display::fmt(self, fmt)
}
}
impl FromStr for AggKind {
type Err = Error;
fn from_str(s: &str) -> Result<Self, Self::Err> {
let nmark = "DimXBinsN";
if s == "EventBlobs" {
Ok(AggKind::EventBlobs)
} else if s == "DimXBins1" {
Ok(AggKind::DimXBins1)
} else if s == "TimeWeightedScalar" {
Ok(AggKind::TimeWeightedScalar)
} else if s == "Stats1" {
Ok(AggKind::Stats1)
} else if s.starts_with(nmark) {
let nbins: u32 = s[nmark.len()..].parse()?;
Ok(AggKind::DimXBinsN(nbins))
} else {
Err(Error::with_msg(format!("can not parse {} as AggKind", s)))
}
}
}
pub trait ToNanos {
fn to_nanos(&self) -> u64;
}
impl<Tz: TimeZone> ToNanos for DateTime<Tz> {
fn to_nanos(&self) -> u64 {
self.timestamp() as u64 * timeunits::SEC + self.timestamp_subsec_nanos() as u64
}
}
pub trait RetStreamExt: Stream {
fn only_first_error(self) -> OnlyFirstError<Self>
where
Self: Sized;
}
pub struct OnlyFirstError<T> {
inp: T,
errored: bool,
completed: bool,
}
impl<T, I, E> Stream for OnlyFirstError<T>
where
T: Stream<Item = Result<I, E>> + Unpin,
{
type Item = <T as Stream>::Item;
fn poll_next(mut self: Pin<&mut Self>, cx: &mut Context) -> Poll<Option<Self::Item>> {
use Poll::*;
if self.completed {
panic!("poll_next on completed");
}
if self.errored {
self.completed = true;
return Ready(None);
}
match self.inp.poll_next_unpin(cx) {
Ready(Some(Ok(k))) => Ready(Some(Ok(k))),
Ready(Some(Err(e))) => {
self.errored = true;
Ready(Some(Err(e)))
}
Ready(None) => {
self.completed = true;
Ready(None)
}
Pending => Pending,
}
}
}
impl<T> RetStreamExt for T
where
T: Stream,
{
fn only_first_error(self) -> OnlyFirstError<Self> {
OnlyFirstError {
inp: self,
errored: false,
completed: false,
}
}
}
pub mod log {
#[allow(unused_imports)]
pub use tracing::{debug, error, event, info, span, trace, warn, Level};
}
#[derive(Debug, Serialize, Deserialize)]
pub struct EventDataReadStats {
pub parsed_bytes: u64,
}
impl EventDataReadStats {
pub fn new() -> Self {
Self { parsed_bytes: 0 }
}
pub fn trans(&mut self, k: &mut Self) {
self.parsed_bytes += k.parsed_bytes;
k.parsed_bytes = 0;
}
}
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct RangeFilterStats {
pub events_pre: u64,
pub events_post: u64,
pub events_unordered: u64,
}
impl RangeFilterStats {
pub fn new() -> Self {
Self {
events_pre: 0,
events_post: 0,
events_unordered: 0,
}
}
}
#[derive(Clone, Debug, Serialize, Deserialize)]
pub enum DiskStats {
OpenStats(OpenStats),
SeekStats(SeekStats),
ReadStats(ReadStats),
ReadExactStats(ReadExactStats),
}
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct OpenStats {
pub duration: Duration,
}
impl OpenStats {
pub fn new(duration: Duration) -> Self {
Self { duration }
}
}
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct SeekStats {
pub duration: Duration,
}
impl SeekStats {
pub fn new(duration: Duration) -> Self {
Self { duration }
}
}
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct ReadStats {
pub duration: Duration,
}
impl ReadStats {
pub fn new(duration: Duration) -> Self {
Self { duration }
}
}
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct ReadExactStats {
pub duration: Duration,
}
impl ReadExactStats {
pub fn new(duration: Duration) -> Self {
Self { duration }
}
}
#[derive(Clone, Debug)]
pub struct PerfOpts {
pub inmem_bufcap: usize,
}
#[derive(Clone, Debug)]
pub struct ByteSize(pub u32);
impl ByteSize {
pub fn b(b: u32) -> Self {
Self(b)
}
pub fn kb(kb: u32) -> Self {
Self(1024 * kb)
}
pub fn mb(mb: u32) -> Self {
Self(1024 * 1024 * mb)
}
pub fn bytes(&self) -> u32 {
self.0
}
}
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct FileIoBufferSize(pub usize);
impl FileIoBufferSize {
pub fn new(k: usize) -> Self {
Self(k)
}
pub fn bytes(&self) -> usize {
self.0
}
}
impl Default for FileIoBufferSize {
fn default() -> Self {
Self(1024 * 4)
}
}
pub fn channel_from_pairs(pairs: &BTreeMap<String, String>) -> Result<Channel, Error> {
let ret = Channel {
backend: pairs
.get("channelBackend")
.ok_or(Error::with_public_msg("missing channelBackend"))?
.into(),
name: pairs
.get("channelName")
.ok_or(Error::with_public_msg("missing channelName"))?
.into(),
};
Ok(ret)
}
#[derive(Debug, Serialize, Deserialize)]
pub struct ChannelSearchQuery {
pub backend: Option<String>,
pub name_regex: String,
pub source_regex: String,
pub description_regex: String,
}
impl ChannelSearchQuery {
pub fn from_url(url: &Url) -> Result<Self, Error> {
let pairs = get_url_query_pairs(url);
let ret = Self {
backend: pairs.get("backend").map(Into::into),
name_regex: pairs.get("nameRegex").map_or(String::new(), |k| k.clone()),
source_regex: pairs.get("sourceRegex").map_or(String::new(), |k| k.clone()),
description_regex: pairs.get("descriptionRegex").map_or(String::new(), |k| k.clone()),
};
Ok(ret)
}
pub fn append_to_url(&self, url: &mut Url) {
let mut qp = url.query_pairs_mut();
if let Some(v) = &self.backend {
qp.append_pair("backend", v);
}
qp.append_pair("nameRegex", &self.name_regex);
qp.append_pair("sourceRegex", &self.source_regex);
qp.append_pair("descriptionRegex", &self.description_regex);
}
}
#[cfg(test)]
mod test {
#[test]
fn parse_url_1() {
let mut url = url::Url::parse("http://host/123").unwrap();
url.query_pairs_mut().append_pair("text", "jo jo • yo");
assert_eq!(url.to_string(), "http://host/123?text=jo+jo+%E2%80%A2+yo");
}
#[test]
fn parse_url_2() {
let url = url::Url::parse("dummy:?123").unwrap();
assert_eq!(url.query().unwrap(), "123")
}
}
#[derive(Serialize, Deserialize)]
pub struct ChannelSearchSingleResult {
pub backend: String,
pub name: String,
pub source: String,
#[serde(rename = "type")]
pub ty: String,
pub shape: Vec<u32>,
pub unit: String,
pub description: String,
#[serde(rename = "isApi0", skip_serializing_if = "Option::is_none")]
pub is_api_0: Option<bool>,
}
#[derive(Serialize, Deserialize)]
pub struct ChannelSearchResult {
pub channels: Vec<ChannelSearchSingleResult>,
}
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct ProxyBackend {
pub name: String,
pub url: String,
}
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct ProxyConfig {
pub name: String,
pub listen: String,
pub port: u16,
pub search_hosts: Vec<String>,
pub backends: Vec<ProxyBackend>,
pub backends2: Vec<ProxyBackend>,
pub api_0_search_hosts: Option<Vec<String>>,
pub api_0_search_backends: Option<Vec<String>>,
}
pub trait HasBackend {
fn backend(&self) -> &str;
}
pub trait HasTimeout {
fn timeout(&self) -> Duration;
}
pub trait FromUrl: Sized {
fn from_url(url: &Url) -> Result<Self, Error>;
}
pub trait AppendToUrl {
fn append_to_url(&self, url: &mut Url);
}
pub fn get_url_query_pairs(url: &Url) -> BTreeMap<String, String> {
BTreeMap::from_iter(url.query_pairs().map(|(j, k)| (j.to_string(), k.to_string())))
}
/**
Request type of the channel/config api. \
At least on some backends the channel configuration may change depending on the queried range.
Therefore, the query includes the range.
The presence of a configuration in some range does not imply that there is any data available.
*/
#[derive(Debug, Serialize, Deserialize)]
pub struct ChannelConfigQuery {
pub channel: Channel,
pub range: NanoRange,
pub expand: bool,
}
impl HasBackend for ChannelConfigQuery {
fn backend(&self) -> &str {
&self.channel.backend
}
}
impl HasTimeout for ChannelConfigQuery {
fn timeout(&self) -> Duration {
Duration::from_millis(2000)
}
}
impl FromUrl for ChannelConfigQuery {
fn from_url(url: &Url) -> Result<Self, Error> {
let pairs = get_url_query_pairs(url);
let beg_date = pairs.get("begDate").ok_or(Error::with_public_msg("missing begDate"))?;
let end_date = pairs.get("endDate").ok_or(Error::with_public_msg("missing endDate"))?;
let expand = pairs.get("expand").map(|s| s == "true").unwrap_or(false);
let ret = Self {
channel: channel_from_pairs(&pairs)?,
range: NanoRange {
beg: beg_date.parse::<DateTime<Utc>>()?.to_nanos(),
end: end_date.parse::<DateTime<Utc>>()?.to_nanos(),
},
expand,
};
Ok(ret)
}
}
impl AppendToUrl for ChannelConfigQuery {
fn append_to_url(&self, url: &mut Url) {
let date_fmt = "%Y-%m-%dT%H:%M:%S.%3fZ";
let mut g = url.query_pairs_mut();
g.append_pair("channelBackend", &self.channel.backend);
g.append_pair("channelName", &self.channel.name);
g.append_pair(
"begDate",
&Utc.timestamp_nanos(self.range.beg as i64).format(date_fmt).to_string(),
);
g.append_pair(
"endDate",
&Utc.timestamp_nanos(self.range.end as i64).format(date_fmt).to_string(),
);
if self.expand {
g.append_pair("expand", "true");
}
}
}
#[derive(Debug, Serialize, Deserialize)]
pub struct ChannelConfigResponse {
pub channel: Channel,
#[serde(rename = "scalarType")]
pub scalar_type: ScalarType,
#[serde(rename = "byteOrder")]
pub byte_order: Option<ByteOrder>,
pub shape: Shape,
}
#[derive(Serialize, Deserialize)]
pub struct EventQueryJsonStringFrame(pub String);
/**
Provide basic information about a channel, especially it's shape.
*/
#[derive(Serialize, Deserialize)]
pub struct ChannelInfo {
pub scalar_type: ScalarType,
pub byte_order: Option<ByteOrder>,
pub shape: Shape,
pub msg: serde_json::Value,
}
pub fn f32_close(a: f32, b: f32) -> bool {
if (a - b).abs() < 1e-5 {
true
} else if a / b > 0.9999 && a / b < 1.0001 {
true
} else {
false
}
}
pub fn f64_close(a: f64, b: f64) -> bool {
if (a - b).abs() < 1e-5 {
true
} else if a / b > 0.9999 && a / b < 1.0001 {
true
} else {
false
}
}
pub fn test_cluster() -> Cluster {
let nodes = (0..3)
.into_iter()
.map(|id| Node {
host: "localhost".into(),
listen: "0.0.0.0".into(),
port: 6170 + id as u16,
port_raw: 6170 + id as u16 + 100,
data_base_path: test_data_base_path_databuffer().join(format!("node{:02}", id)),
cache_base_path: test_data_base_path_databuffer().join(format!("node{:02}", id)),
ksprefix: "ks".into(),
backend: "testbackend".into(),
splits: None,
archiver_appliance: None,
channel_archiver: None,
})
.collect();
Cluster {
nodes,
database: Database {
host: "localhost".into(),
name: "testingdaq".into(),
user: "testingdaq".into(),
pass: "testingdaq".into(),
},
run_map_pulse_task: false,
is_central_storage: false,
file_io_buffer_size: Default::default(),
}
}
pub fn sls_test_cluster() -> Cluster {
let nodes = (0..1)
.into_iter()
.map(|id| Node {
host: "localhost".into(),
listen: "0.0.0.0".into(),
port: 6190 + id as u16,
port_raw: 6190 + id as u16 + 100,
data_base_path: "UNUSED".into(),
cache_base_path: test_data_base_path_databuffer().join(format!("node{:02}", id)),
ksprefix: "UNUSED".into(),
backend: "sls-archive".into(),
splits: None,
archiver_appliance: None,
channel_archiver: Some(ChannelArchiver {
data_base_paths: vec![test_data_base_path_channel_archiver_sls()],
database: Database {
host: "localhost".into(),
name: "testingdaq".into(),
user: "testingdaq".into(),
pass: "testingdaq".into(),
},
}),
})
.collect();
Cluster {
nodes,
database: Database {
host: "localhost".into(),
name: "testingdaq".into(),
user: "testingdaq".into(),
pass: "testingdaq".into(),
},
run_map_pulse_task: false,
is_central_storage: false,
file_io_buffer_size: Default::default(),
}
}
pub fn archapp_test_cluster() -> Cluster {
let nodes = (0..1)
.into_iter()
.map(|id| Node {
host: "localhost".into(),
listen: "0.0.0.0".into(),
port: 6200 + id as u16,
port_raw: 6200 + id as u16 + 100,
data_base_path: "UNUSED".into(),
cache_base_path: test_data_base_path_databuffer().join(format!("node{:02}", id)),
ksprefix: "UNUSED".into(),
backend: "sf-archive".into(),
splits: None,
channel_archiver: None,
archiver_appliance: Some(ArchiverAppliance {
data_base_paths: vec![test_data_base_path_archiver_appliance()],
database: Database {
host: "localhost".into(),
name: "testingdaq".into(),
user: "testingdaq".into(),
pass: "testingdaq".into(),
},
}),
})
.collect();
Cluster {
nodes,
database: Database {
host: "localhost".into(),
name: "testingdaq".into(),
user: "testingdaq".into(),
pass: "testingdaq".into(),
},
run_map_pulse_task: false,
is_central_storage: false,
file_io_buffer_size: Default::default(),
}
}
pub fn test_data_base_path_databuffer() -> PathBuf {
let homedir = std::env::var("HOME").unwrap();
let data_base_path = PathBuf::from(homedir).join("daqbuffer-testdata").join("databuffer");
data_base_path
}
pub fn test_data_base_path_channel_archiver_sls() -> PathBuf {
let homedir = std::env::var("HOME").unwrap();
let data_base_path = PathBuf::from(homedir)
.join("daqbuffer-testdata")
.join("sls")
.join("gfa03");
data_base_path
}
pub fn test_data_base_path_archiver_appliance() -> PathBuf {
let homedir = std::env::var("HOME").unwrap();
let data_base_path = PathBuf::from(homedir)
.join("daqbuffer-testdata")
.join("archappdata")
.join("lts")
.join("ArchiverStore");
data_base_path
}