temp(4)

Signed-off-by: junxiang Mu <1948535941@qq.com>

common/common/src/last_minute.rs

@@ -0,0 +1,106 @@
+use std::time::{Duration, SystemTime, UNIX_EPOCH};
+
+#[derive(Clone, Debug, Default)]
+pub struct AccElem {
+    pub total: u64,
+    pub size: u64,
+    pub n: u64,
+}
+
+impl AccElem {
+    pub fn add(&mut self, dur: &Duration) {
+        let dur = dur.as_secs();
+        self.total += dur;
+        self.n += 1;
+    }
+
+    pub fn merge(&mut self, b: &AccElem) {
+        self.n += b.n;
+        self.total += b.total;
+        self.size += b.size;
+    }
+
+    pub fn avg(&self) -> Duration {
+        if self.n >= 1 && self.total > 0 {
+            return Duration::from_secs(self.total / self.n);
+        }
+        Duration::from_secs(0)
+    }
+}
+
+#[derive(Clone)]
+pub struct LastMinuteLatency {
+    pub totals: Vec<AccElem>,
+    pub last_sec: u64,
+}
+
+impl Default for LastMinuteLatency {
+    fn default() -> Self {
+        Self {
+            totals: vec![AccElem::default(); 60],
+            last_sec: Default::default(),
+        }
+    }
+}
+
+impl LastMinuteLatency {
+    pub fn merge(&mut self, o: &mut LastMinuteLatency) -> LastMinuteLatency {
+        let mut merged = LastMinuteLatency::default();
+        if self.last_sec > o.last_sec {
+            o.forward_to(self.last_sec);
+            merged.last_sec = self.last_sec;
+        } else {
+            self.forward_to(o.last_sec);
+            merged.last_sec = o.last_sec;
+        }
+
+        for i in 0..merged.totals.len() {
+            merged.totals[i] = AccElem {
+                total: self.totals[i].total + o.totals[i].total,
+                n: self.totals[i].n + o.totals[i].n,
+                size: self.totals[i].size + o.totals[i].size,
+            }
+        }
+        merged
+    }
+
+    pub fn add(&mut self, t: &Duration) {
+        let sec = SystemTime::now().duration_since(UNIX_EPOCH).expect("Time went backwards").as_secs();
+        self.forward_to(sec);
+        let win_idx = sec % 60;
+        self.totals[win_idx as usize].add(t);
+        self.last_sec = sec;
+    }
+
+    pub fn add_all(&mut self, sec: u64, a: &AccElem) {
+        self.forward_to(sec);
+        let win_idx = sec % 60;
+        self.totals[win_idx as usize].merge(a);
+        self.last_sec = sec;
+    }
+
+    pub fn get_total(&mut self) -> AccElem {
+        let mut res = AccElem::default();
+        let sec = SystemTime::now().duration_since(UNIX_EPOCH).expect("Time went backwards").as_secs();
+        self.forward_to(sec);
+        for elem in self.totals.iter() {
+            res.merge(elem);
+        }
+        res
+    }
+
+    pub fn forward_to(&mut self, t: u64) {
+        if self.last_sec >= t {
+            return;
+        }
+        if t - self.last_sec >= 60 {
+            self.totals = vec![AccElem::default(); 60];
+            return;
+        }
+        while self.last_sec != t {
+            let idx = (self.last_sec + 1) % 60;
+            self.totals[idx as usize] = AccElem::default();
+            self.last_sec += 1;
+        }
+    }
+}

common/common/src/lib.rs

@@ -1,5 +1,6 @@
 pub mod error;
 pub mod globals;
+pub mod last_minute;
 
 /// Defers evaluation of a block of code until the end of the scope.
 #[macro_export]

common/protos/src/generated/flatbuffers_generated/models.rs

@@ -1,9 +1,10 @@
 // automatically generated by the FlatBuffers compiler, do not modify
 
+
 // @generated
 
-use core::cmp::Ordering;
 use core::mem;
+use core::cmp::Ordering;
 
 extern crate flatbuffers;
 use self::flatbuffers::{EndianScalar, Follow};
@@ -11,114 +12,112 @@ use self::flatbuffers::{EndianScalar, Follow};
 #[allow(unused_imports, dead_code)]
 pub mod models {
 
-    use core::cmp::Ordering;
-    use core::mem;
+  use core::mem;
+  use core::cmp::Ordering;
 
-    extern crate flatbuffers;
-    use self::flatbuffers::{EndianScalar, Follow};
+  extern crate flatbuffers;
+  use self::flatbuffers::{EndianScalar, Follow};
 
-    pub enum PingBodyOffset {}
-    #[derive(Copy, Clone, PartialEq)]
+pub enum PingBodyOffset {}
+#[derive(Copy, Clone, PartialEq)]
 
-    pub struct PingBody<'a> {
-        pub _tab: flatbuffers::Table<'a>,
+pub struct PingBody<'a> {
+  pub _tab: flatbuffers::Table<'a>,
+}
+
+impl<'a> flatbuffers::Follow<'a> for PingBody<'a> {
+  type Inner = PingBody<'a>;
+  #[inline]
+  unsafe fn follow(buf: &'a [u8], loc: usize) -> Self::Inner {
+    Self { _tab: flatbuffers::Table::new(buf, loc) }
+  }
+}
+
+impl<'a> PingBody<'a> {
+  pub const VT_PAYLOAD: flatbuffers::VOffsetT = 4;
+
+  pub const fn get_fully_qualified_name() -> &'static str {
+    "models.PingBody"
+  }
+
+  #[inline]
+  pub unsafe fn init_from_table(table: flatbuffers::Table<'a>) -> Self {
+    PingBody { _tab: table }
+  }
+  #[allow(unused_mut)]
+  pub fn create<'bldr: 'args, 'args: 'mut_bldr, 'mut_bldr, A: flatbuffers::Allocator + 'bldr>(
+    _fbb: &'mut_bldr mut flatbuffers::FlatBufferBuilder<'bldr, A>,
+    args: &'args PingBodyArgs<'args>
+  ) -> flatbuffers::WIPOffset<PingBody<'bldr>> {
+    let mut builder = PingBodyBuilder::new(_fbb);
+    if let Some(x) = args.payload { builder.add_payload(x); }
+    builder.finish()
+  }
+
+
+  #[inline]
+  pub fn payload(&self) -> Option<flatbuffers::Vector<'a, u8>> {
+    // Safety:
+    // Created from valid Table for this object
+    // which contains a valid value in this slot
+    unsafe { self._tab.get::<flatbuffers::ForwardsUOffset<flatbuffers::Vector<'a, u8>>>(PingBody::VT_PAYLOAD, None)}
+  }
+}
+
+impl flatbuffers::Verifiable for PingBody<'_> {
+  #[inline]
+  fn run_verifier(
+    v: &mut flatbuffers::Verifier, pos: usize
+  ) -> Result<(), flatbuffers::InvalidFlatbuffer> {
+    use self::flatbuffers::Verifiable;
+    v.visit_table(pos)?
+     .visit_field::<flatbuffers::ForwardsUOffset<flatbuffers::Vector<'_, u8>>>("payload", Self::VT_PAYLOAD, false)?
+     .finish();
+    Ok(())
+  }
+}
+pub struct PingBodyArgs<'a> {
+    pub payload: Option<flatbuffers::WIPOffset<flatbuffers::Vector<'a, u8>>>,
+}
+impl<'a> Default for PingBodyArgs<'a> {
+  #[inline]
+  fn default() -> Self {
+    PingBodyArgs {
+      payload: None,
     }
+  }
+}
 
-    impl<'a> flatbuffers::Follow<'a> for PingBody<'a> {
-        type Inner = PingBody<'a>;
-        #[inline]
-        unsafe fn follow(buf: &'a [u8], loc: usize) -> Self::Inner {
-            Self {
-                _tab: flatbuffers::Table::new(buf, loc),
-            }
-        }
+pub struct PingBodyBuilder<'a: 'b, 'b, A: flatbuffers::Allocator + 'a> {
+  fbb_: &'b mut flatbuffers::FlatBufferBuilder<'a, A>,
+  start_: flatbuffers::WIPOffset<flatbuffers::TableUnfinishedWIPOffset>,
+}
+impl<'a: 'b, 'b, A: flatbuffers::Allocator + 'a> PingBodyBuilder<'a, 'b, A> {
+  #[inline]
+  pub fn add_payload(&mut self, payload: flatbuffers::WIPOffset<flatbuffers::Vector<'b , u8>>) {
+    self.fbb_.push_slot_always::<flatbuffers::WIPOffset<_>>(PingBody::VT_PAYLOAD, payload);
+  }
+  #[inline]
+  pub fn new(_fbb: &'b mut flatbuffers::FlatBufferBuilder<'a, A>) -> PingBodyBuilder<'a, 'b, A> {
+    let start = _fbb.start_table();
+    PingBodyBuilder {
+      fbb_: _fbb,
+      start_: start,
     }
+  }
+  #[inline]
+  pub fn finish(self) -> flatbuffers::WIPOffset<PingBody<'a>> {
+    let o = self.fbb_.end_table(self.start_);
+    flatbuffers::WIPOffset::new(o.value())
+  }
+}
 
-    impl<'a> PingBody<'a> {
-        pub const VT_PAYLOAD: flatbuffers::VOffsetT = 4;
+impl core::fmt::Debug for PingBody<'_> {
+  fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
+    let mut ds = f.debug_struct("PingBody");
+      ds.field("payload", &self.payload());
+      ds.finish()
+  }
+}
+}  // pub mod models
 
-        pub const fn get_fully_qualified_name() -> &'static str {
-            "models.PingBody"
-        }
-
-        #[inline]
-        pub unsafe fn init_from_table(table: flatbuffers::Table<'a>) -> Self {
-            PingBody { _tab: table }
-        }
-        #[allow(unused_mut)]
-        pub fn create<'bldr: 'args, 'args: 'mut_bldr, 'mut_bldr, A: flatbuffers::Allocator + 'bldr>(
-            _fbb: &'mut_bldr mut flatbuffers::FlatBufferBuilder<'bldr, A>,
-            args: &'args PingBodyArgs<'args>,
-        ) -> flatbuffers::WIPOffset<PingBody<'bldr>> {
-            let mut builder = PingBodyBuilder::new(_fbb);
-            if let Some(x) = args.payload {
-                builder.add_payload(x);
-            }
-            builder.finish()
-        }
-
-        #[inline]
-        pub fn payload(&self) -> Option<flatbuffers::Vector<'a, u8>> {
-            // Safety:
-            // Created from valid Table for this object
-            // which contains a valid value in this slot
-            unsafe {
-                self._tab
-                    .get::<flatbuffers::ForwardsUOffset<flatbuffers::Vector<'a, u8>>>(PingBody::VT_PAYLOAD, None)
-            }
-        }
-    }
-
-    impl flatbuffers::Verifiable for PingBody<'_> {
-        #[inline]
-        fn run_verifier(v: &mut flatbuffers::Verifier, pos: usize) -> Result<(), flatbuffers::InvalidFlatbuffer> {
-            use self::flatbuffers::Verifiable;
-            v.visit_table(pos)?
-                .visit_field::<flatbuffers::ForwardsUOffset<flatbuffers::Vector<'_, u8>>>("payload", Self::VT_PAYLOAD, false)?
-                .finish();
-            Ok(())
-        }
-    }
-    pub struct PingBodyArgs<'a> {
-        pub payload: Option<flatbuffers::WIPOffset<flatbuffers::Vector<'a, u8>>>,
-    }
-    impl<'a> Default for PingBodyArgs<'a> {
-        #[inline]
-        fn default() -> Self {
-            PingBodyArgs { payload: None }
-        }
-    }
-
-    pub struct PingBodyBuilder<'a: 'b, 'b, A: flatbuffers::Allocator + 'a> {
-        fbb_: &'b mut flatbuffers::FlatBufferBuilder<'a, A>,
-        start_: flatbuffers::WIPOffset<flatbuffers::TableUnfinishedWIPOffset>,
-    }
-    impl<'a: 'b, 'b, A: flatbuffers::Allocator + 'a> PingBodyBuilder<'a, 'b, A> {
-        #[inline]
-        pub fn add_payload(&mut self, payload: flatbuffers::WIPOffset<flatbuffers::Vector<'b, u8>>) {
-            self.fbb_
-                .push_slot_always::<flatbuffers::WIPOffset<_>>(PingBody::VT_PAYLOAD, payload);
-        }
-        #[inline]
-        pub fn new(_fbb: &'b mut flatbuffers::FlatBufferBuilder<'a, A>) -> PingBodyBuilder<'a, 'b, A> {
-            let start = _fbb.start_table();
-            PingBodyBuilder {
-                fbb_: _fbb,
-                start_: start,
-            }
-        }
-        #[inline]
-        pub fn finish(self) -> flatbuffers::WIPOffset<PingBody<'a>> {
-            let o = self.fbb_.end_table(self.start_);
-            flatbuffers::WIPOffset::new(o.value())
-        }
-    }
-
-    impl core::fmt::Debug for PingBody<'_> {
-        fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
-            let mut ds = f.debug_struct("PingBody");
-            ds.field("payload", &self.payload());
-            ds.finish()
-        }
-    }
-} // pub mod models