diff --git a/awx/ui/client/features/output/constants.js b/awx/ui/client/features/output/constants.js
index a3acc997b6..9f3b18c8cb 100644
--- a/awx/ui/client/features/output/constants.js
+++ b/awx/ui/client/features/output/constants.js
@@ -16,6 +16,7 @@ export const JOB_STATUS_FINISHED = JOB_STATUS_COMPLETE.concat(JOB_STATUS_INCOMPL
export const OUTPUT_ELEMENT_CONTAINER = '.at-Stdout-container';
export const OUTPUT_ELEMENT_TBODY = '#atStdoutResultTable';
export const OUTPUT_ELEMENT_LAST = '#atStdoutMenuLast';
+export const OUTPUT_MAX_BUFFER_LENGTH = 500;
export const OUTPUT_MAX_LAG = 120;
export const OUTPUT_NO_COUNT_JOB_TYPES = ['ad_hoc_command', 'system_job', 'inventory_update'];
export const OUTPUT_ORDER_BY = 'counter';
diff --git a/awx/ui/client/features/output/index.controller.js b/awx/ui/client/features/output/index.controller.js
index 1049b865da..0f0579e14b 100644
--- a/awx/ui/client/features/output/index.controller.js
+++ b/awx/ui/client/features/output/index.controller.js
@@ -177,8 +177,7 @@ function canStartFollowing () {
if (followOnce && // one-time activation from top of first page
scroll.isBeyondUpperThreshold() &&
- slide.getHeadCounter() === 1 &&
- slide.getTailCounter() >= OUTPUT_PAGE_SIZE) {
+ slide.getTailCounter() - slide.getHeadCounter() >= OUTPUT_PAGE_SIZE) {
followOnce = false;
return true;
@@ -386,7 +385,7 @@ function startListening () {
function handleJobEvent (data) {
streaming = streaming || resource.events
- .getRange([Math.max(0, data.counter - 50), data.counter + 50])
+ .getRange([Math.max(1, data.counter - 50), data.counter + 50])
.then(results => {
results.push(data);
@@ -406,12 +405,13 @@ function handleJobEvent (data) {
results = results.filter(({ counter }) => counter > maxMissing);
}
- stream.setMissingCounterThreshold(max);
results.forEach(item => {
stream.pushJobEvent(item);
status.pushJobEvent(item);
});
+ stream.setMissingCounterThreshold(min);
+
return $q.resolve();
});
diff --git a/awx/ui/client/features/output/render.service.js b/awx/ui/client/features/output/render.service.js
index 2c8e296a31..b9b925f2cc 100644
--- a/awx/ui/client/features/output/render.service.js
+++ b/awx/ui/client/features/output/render.service.js
@@ -31,6 +31,8 @@ const pattern = [
const re = new RegExp(pattern);
const hasAnsi = input => re.test(input);
+const MISSING_EVENT_GROUP = 'MISSING_EVENT_GROUP';
+
function JobRenderService ($q, $sce, $window) {
this.init = ({ compile, toggles }) => {
this.parent = null;
@@ -39,6 +41,7 @@ function JobRenderService ($q, $sce, $window) {
this.hooks = { compile };
this.createToggles = toggles;
+ this.lastMissing = false;
this.state = {
collapseAll: false
};
@@ -76,10 +79,21 @@ function JobRenderService ($q, $sce, $window) {
};
this.transformEvent = event => {
- if (this.record[event.uuid]) {
+ if (event.uuid && this.record[event.uuid]) {
return { html: '', count: 0 };
}
+ if (event.event === MISSING_EVENT_GROUP) {
+ if (this.lastMissing) {
+ return { html: '', count: 0 };
+ }
+
+ this.lastMissing = true;
+ return this.transformMissingEvent(event);
+ }
+
+ this.lastMissing = false;
+
if (!event || !event.stdout) {
return { html: '', count: 0 };
}
@@ -110,6 +124,13 @@ function JobRenderService ($q, $sce, $window) {
return { html, count };
};
+ this.transformMissingEvent = () => {
+ const html = '
';
+ const count = 1;
+
+ return { html, count };
+ };
+
this.isHostEvent = (event) => {
if (typeof event.host === 'number') {
return true;
diff --git a/awx/ui/client/features/output/slide.service.js b/awx/ui/client/features/output/slide.service.js
index 8bddc51565..df6105617e 100644
--- a/awx/ui/client/features/output/slide.service.js
+++ b/awx/ui/client/features/output/slide.service.js
@@ -75,7 +75,7 @@ function SlidingWindowService ($q) {
};
this.getBoundedRange = range => {
- const bounds = [1, this.getMaxCounter()];
+ const bounds = [0, this.getMaxCounter()];
return [Math.max(range[0], bounds[0]), Math.min(range[1], bounds[1])];
};
@@ -388,6 +388,10 @@ function SlidingWindowService ($q) {
this.buffer.max = max;
this.buffer.count = count;
+ if (tail - head === 0) {
+ return frames;
+ }
+
if (min >= head && min <= tail + 1) {
return frames.filter(({ counter }) => counter > tail);
}
@@ -398,14 +402,21 @@ function SlidingWindowService ($q) {
this.getFrames = () => $q.resolve(this.buffer.events);
this.getMaxCounter = () => {
- if (this.buffer.min) {
- return this.buffer.min;
+ if (this.buffer.min && this.buffer.min > 1) {
+ return this.buffer.min - 1;
}
return this.api.getMaxCounter();
};
- this.isOnLastPage = () => this.getTailCounter() >= (this.getMaxCounter() - OUTPUT_PAGE_SIZE);
+ this.isOnLastPage = () => {
+ if (this.getTailCounter() === 0) {
+ return true;
+ }
+
+ return this.getTailCounter() >= (this.getMaxCounter() - OUTPUT_PAGE_SIZE);
+ };
+
this.getRange = () => [this.getHeadCounter(), this.getTailCounter()];
this.getRecordCount = () => Object.keys(this.lines).length;
this.getCapacity = () => OUTPUT_EVENT_LIMIT - this.getRecordCount();
diff --git a/awx/ui/client/features/output/stream.service.js b/awx/ui/client/features/output/stream.service.js
index efdefead54..dc874ca0b9 100644
--- a/awx/ui/client/features/output/stream.service.js
+++ b/awx/ui/client/features/output/stream.service.js
@@ -1,6 +1,7 @@
/* eslint camelcase: 0 */
import {
EVENT_STATS_PLAY,
+ OUTPUT_MAX_BUFFER_LENGTH,
OUTPUT_MAX_LAG,
OUTPUT_PAGE_SIZE,
} from './constants';
@@ -15,16 +16,6 @@ function OutputStream ($q) {
onStop,
};
- this.state = {
- ending: false,
- ended: false,
- };
-
- this.lag = 0;
- this.chain = $q.resolve();
- this.factors = this.calcFactors(OUTPUT_PAGE_SIZE);
-
- this.setFramesPerRender();
this.bufferInit();
};
@@ -32,34 +23,27 @@ function OutputStream ($q) {
rx.length = 0;
this.counters = {
- total: 0,
- min: 0,
- max: null,
+ min: 1,
+ max: -1,
+ ready: -1,
final: null,
- ready: [],
used: [],
missing: [],
+ total: 0,
+ length: 0,
};
- };
- this.bufferEmpty = (minReady, maxReady) => {
- let removed = [];
+ this.state = {
+ ending: false,
+ ended: false,
+ overflow: false,
+ };
- for (let i = rx.length - 1; i >= 0; i--) {
- if (rx[i].counter <= maxReady) {
- removed = removed.concat(rx.splice(i, 1));
- }
- }
+ this.lag = 0;
+ this.chain = $q.resolve();
- return removed;
- };
-
- this.bufferAdd = event => {
- rx.push(event);
-
- this.counters.total += 1;
-
- return this.counters.total;
+ this.factors = this.calcFactors(OUTPUT_PAGE_SIZE);
+ this.setFramesPerRender();
};
this.calcFactors = size => {
@@ -90,34 +74,88 @@ function OutputStream ($q) {
}
};
- this.checkCounter = ({ counter }) => {
- this.counters.used.push(counter);
+ this.bufferAdd = event => {
+ const { counter } = event;
- if (!this.counters.max || this.counters.max < counter) {
+ if (counter > this.counters.max) {
this.counters.max = counter;
}
let ready;
+ const used = [];
const missing = [];
for (let i = this.counters.min; i <= this.counters.max; i++) {
if (this.counters.used.indexOf(i) === -1) {
- missing.push(i);
+ if (i === counter) {
+ rx.push(event);
+ used.push(i);
+ this.counters.length += 1;
+ } else {
+ missing.push(i);
+ }
+ } else {
+ used.push(i);
}
}
+ const excess = this.counters.length - OUTPUT_MAX_BUFFER_LENGTH;
+ this.state.overflow = (excess > 0);
+
if (missing.length === 0) {
ready = this.counters.max;
+ } else if (this.state.overflow) {
+ const removed = Math.min(missing.length, excess);
+ ready = missing[removed - 1] - 1;
} else {
ready = missing[0] - 1;
}
- this.counters.ready = [this.counters.min, ready];
- this.counters.min = ready + 1;
- this.counters.used = this.counters.used.filter(c => c > ready);
+ this.counters.total += 1;
+ this.counters.ready = ready;
+ this.counters.used = used;
this.counters.missing = missing;
+ };
- return this.counters.ready;
+ this.bufferEmpty = threshold => {
+ let removed = [];
+
+ for (let i = rx.length - 1; i >= 0; i--) {
+ if (rx[i].counter <= threshold) {
+ removed = removed.concat(rx.splice(i, 1));
+ }
+ }
+
+ this.counters.min = threshold + 1;
+ this.counters.used = this.counters.used.filter(c => c > threshold);
+ this.counters.length = rx.length;
+
+ return removed;
+ };
+
+ this.isReadyToRender = () => {
+ const { total } = this.counters;
+ const readyCount = this.counters.ready - this.counters.min;
+
+ if (readyCount <= 0) {
+ return false;
+ }
+
+ if (this.state.ending) {
+ return true;
+ }
+
+ if (total % this.framesPerRender === 0) {
+ return true;
+ }
+
+ if (total < OUTPUT_PAGE_SIZE) {
+ if (readyCount % this.framesPerRender === 0) {
+ return true;
+ }
+ }
+
+ return false;
};
this.pushJobEvent = data => {
@@ -130,25 +168,24 @@ function OutputStream ($q) {
this.counters.final = data.counter;
}
- const [minReady, maxReady] = this.checkCounter(data);
- const count = this.bufferAdd(data);
+ this.bufferAdd(data);
- if (count % OUTPUT_PAGE_SIZE === 0) {
+ if (this.counters.total % OUTPUT_PAGE_SIZE === 0) {
this.setFramesPerRender();
}
- const isReady = maxReady && (this.state.ending ||
- count % this.framesPerRender === 0 ||
- count < OUTPUT_PAGE_SIZE && (maxReady - minReady) % this.framesPerRender === 0);
-
- if (!isReady) {
+ if (!this.isReadyToRender()) {
return $q.resolve();
}
- const isLastFrame = this.state.ending && (maxReady >= this.counters.final);
- const events = this.bufferEmpty(minReady, maxReady);
+ const isLast = this.state.ending && (this.counters.ready >= this.counters.final);
+ const events = this.bufferEmpty(this.counters.ready);
- return this.emitFrames(events, isLastFrame);
+ if (events.length > 0) {
+ return this.emitFrames(events, isLast);
+ }
+
+ return $q.resolve();
})
.then(() => --this.lag);
@@ -161,16 +198,20 @@ function OutputStream ($q) {
this.state.ending = true;
this.counters.final = counter;
- if (counter >= this.counters.min) {
+ if (counter > this.counters.ready) {
return $q.resolve();
}
+ const readyCount = this.counters.ready - this.counters.min;
+
let events = [];
- if (this.counters.ready.length > 0) {
- events = this.bufferEmpty(...this.counters.ready);
+ if (readyCount > 0) {
+ events = this.bufferEmpty(this.counters.ready);
+
+ return this.emitFrames(events, true);
}
- return this.emitFrames(events, true);
+ return $q.resolve();
});
return this.chain;
@@ -185,7 +226,6 @@ function OutputStream ($q) {
this.hooks.onStop();
}
- this.counters.ready.length = 0;
return $q.resolve();
});