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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:22:31 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:22:31 +0000 |
commit | 8d4f58e49b9dc7d3545651023a36729de773ad86 (patch) | |
tree | 7bc7be4a8e9e298daa1349348400aa2a653866f2 /web/gui/src/dashboard.js/units-conversion.js | |
parent | Initial commit. (diff) | |
download | netdata-upstream.tar.xz netdata-upstream.zip |
Adding upstream version 1.12.0.upstream/1.12.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | web/gui/src/dashboard.js/units-conversion.js | 441 |
1 files changed, 441 insertions, 0 deletions
diff --git a/web/gui/src/dashboard.js/units-conversion.js b/web/gui/src/dashboard.js/units-conversion.js new file mode 100644 index 0000000..26b8403 --- /dev/null +++ b/web/gui/src/dashboard.js/units-conversion.js @@ -0,0 +1,441 @@ +NETDATA.unitsConversion = { + keys: {}, // keys for data-common-units + latest: {}, // latest selected units for data-common-units + + globalReset: function () { + this.keys = {}; + this.latest = {}; + }, + + scalableUnits: { + 'packets/s': { + 'pps': 1, + 'Kpps': 1000, + 'Mpps': 1000000 + }, + 'pps': { + 'pps': 1, + 'Kpps': 1000, + 'Mpps': 1000000 + }, + 'kilobits/s': { + 'bits/s': 1 / 1000, + 'kilobits/s': 1, + 'megabits/s': 1000, + 'gigabits/s': 1000000, + 'terabits/s': 1000000000 + }, + 'kilobytes/s': { + 'bytes/s': 1 / 1024, + 'kilobytes/s': 1, + 'megabytes/s': 1024, + 'gigabytes/s': 1024 * 1024, + 'terabytes/s': 1024 * 1024 * 1024 + }, + 'KB/s': { + 'B/s': 1 / 1024, + 'KB/s': 1, + 'MB/s': 1024, + 'GB/s': 1024 * 1024, + 'TB/s': 1024 * 1024 * 1024 + }, + 'KiB/s': { + 'B/s': 1 / 1024, + 'KiB/s': 1, + 'MiB/s': 1024, + 'GiB/s': 1024 * 1024, + 'TiB/s': 1024 * 1024 * 1024 + }, + 'B': { + 'B': 1, + 'KiB': 1024, + 'MiB': 1024 * 1024, + 'GiB': 1024 * 1024 * 1024, + 'TiB': 1024 * 1024 * 1024 * 1024, + 'PiB': 1024 * 1024 * 1024 * 1024 * 1024 + }, + 'KB': { + 'B': 1 / 1024, + 'KB': 1, + 'MB': 1024, + 'GB': 1024 * 1024, + 'TB': 1024 * 1024 * 1024 + }, + 'KiB': { + 'B': 1 / 1024, + 'KiB': 1, + 'MiB': 1024, + 'GiB': 1024 * 1024, + 'TiB': 1024 * 1024 * 1024 + }, + 'MB': { + 'B': 1 / (1024 * 1024), + 'KB': 1 / 1024, + 'MB': 1, + 'GB': 1024, + 'TB': 1024 * 1024, + 'PB': 1024 * 1024 * 1024 + }, + 'MiB': { + 'B': 1 / (1024 * 1024), + 'KiB': 1 / 1024, + 'MiB': 1, + 'GiB': 1024, + 'TiB': 1024 * 1024, + 'PiB': 1024 * 1024 * 1024 + }, + 'GB': { + 'B': 1 / (1024 * 1024 * 1024), + 'KB': 1 / (1024 * 1024), + 'MB': 1 / 1024, + 'GB': 1, + 'TB': 1024, + 'PB': 1024 * 1024, + 'EB': 1024 * 1024 * 1024 + }, + 'GiB': { + 'B': 1 / (1024 * 1024 * 1024), + 'KiB': 1 / (1024 * 1024), + 'MiB': 1 / 1024, + 'GiB': 1, + 'TiB': 1024, + 'PiB': 1024 * 1024, + 'EiB': 1024 * 1024 * 1024 + } + /* + 'milliseconds': { + 'seconds': 1000 + }, + 'seconds': { + 'milliseconds': 0.001, + 'seconds': 1, + 'minutes': 60, + 'hours': 3600, + 'days': 86400 + } + */ + }, + + convertibleUnits: { + 'Celsius': { + 'Fahrenheit': { + check: function (max) { + void(max); + return NETDATA.options.current.temperature === 'fahrenheit'; + }, + convert: function (value) { + return value * 9 / 5 + 32; + } + } + }, + 'celsius': { + 'fahrenheit': { + check: function (max) { + void(max); + return NETDATA.options.current.temperature === 'fahrenheit'; + }, + convert: function (value) { + return value * 9 / 5 + 32; + } + } + }, + 'seconds': { + 'time': { + check: function (max) { + void(max); + return NETDATA.options.current.seconds_as_time; + }, + convert: function (seconds) { + return NETDATA.unitsConversion.seconds2time(seconds); + } + } + }, + 'milliseconds': { + 'milliseconds': { + check: function (max) { + return NETDATA.options.current.seconds_as_time && max < 1000; + }, + convert: function (milliseconds) { + let tms = Math.round(milliseconds * 10); + milliseconds = Math.floor(tms / 10); + + tms -= milliseconds * 10; + + return (milliseconds).toString() + '.' + tms.toString(); + } + }, + 'seconds': { + check: function (max) { + return NETDATA.options.current.seconds_as_time && max >= 1000 && max < 60000; + }, + convert: function (milliseconds) { + milliseconds = Math.round(milliseconds); + + let seconds = Math.floor(milliseconds / 1000); + milliseconds -= seconds * 1000; + + milliseconds = Math.round(milliseconds / 10); + + return seconds.toString() + '.' + + NETDATA.zeropad(milliseconds); + } + }, + 'M:SS.ms': { + check: function (max) { + return NETDATA.options.current.seconds_as_time && max >= 60000; + }, + convert: function (milliseconds) { + milliseconds = Math.round(milliseconds); + + let minutes = Math.floor(milliseconds / 60000); + milliseconds -= minutes * 60000; + + let seconds = Math.floor(milliseconds / 1000); + milliseconds -= seconds * 1000; + + milliseconds = Math.round(milliseconds / 10); + + return minutes.toString() + ':' + + NETDATA.zeropad(seconds) + '.' + + NETDATA.zeropad(milliseconds); + } + } + } + }, + + seconds2time: function (seconds) { + seconds = Math.abs(seconds); + + let days = Math.floor(seconds / 86400); + seconds -= days * 86400; + + let hours = Math.floor(seconds / 3600); + seconds -= hours * 3600; + + let minutes = Math.floor(seconds / 60); + seconds -= minutes * 60; + + seconds = Math.round(seconds); + + let ms_txt = ''; + /* + let ms = seconds - Math.floor(seconds); + seconds -= ms; + ms = Math.round(ms * 1000); + + if (ms > 1) { + if (ms < 10) + ms_txt = '.00' + ms.toString(); + else if (ms < 100) + ms_txt = '.0' + ms.toString(); + else + ms_txt = '.' + ms.toString(); + } + */ + + return ((days > 0) ? days.toString() + 'd:' : '').toString() + + NETDATA.zeropad(hours) + ':' + + NETDATA.zeropad(minutes) + ':' + + NETDATA.zeropad(seconds) + + ms_txt; + }, + + // get a function that converts the units + // + every time units are switched call the callback + get: function (uuid, min, max, units, desired_units, common_units_name, switch_units_callback) { + // validate the parameters + if (typeof units === 'undefined') { + units = 'undefined'; + } + + // check if we support units conversion + if (typeof this.scalableUnits[units] === 'undefined' && typeof this.convertibleUnits[units] === 'undefined') { + // we can't convert these units + //console.log('DEBUG: ' + uuid.toString() + ' can\'t convert units: ' + units.toString()); + return function (value) { + return value; + }; + } + + // check if the caller wants the original units + if (typeof desired_units === 'undefined' || desired_units === null || desired_units === 'original' || desired_units === units) { + //console.log('DEBUG: ' + uuid.toString() + ' original units wanted'); + switch_units_callback(units); + return function (value) { + return value; + }; + } + + // now we know we can convert the units + // and the caller wants some kind of conversion + + let tunits = null; + let tdivider = 0; + + if (typeof this.scalableUnits[units] !== 'undefined') { + // units that can be scaled + // we decide a divider + + // console.log('NETDATA.unitsConversion.get(' + units.toString() + ', ' + desired_units.toString() + ', function()) decide divider with min = ' + min.toString() + ', max = ' + max.toString()); + + if (desired_units === 'auto') { + // the caller wants to auto-scale the units + + // find the absolute maximum value that is rendered on the chart + // based on this we decide the scale + min = Math.abs(min); + max = Math.abs(max); + if (min > max) { + max = min; + } + + // find the smallest scale that provides integers + // for (x in this.scalableUnits[units]) { + // if (this.scalableUnits[units].hasOwnProperty(x)) { + // let m = this.scalableUnits[units][x]; + // if (m <= max && m > tdivider) { + // tunits = x; + // tdivider = m; + // } + // } + // } + const sunit = this.scalableUnits[units]; + for (var x of Object.keys(sunit)) { + let m = sunit[x]; + if (m <= max && m > tdivider) { + tunits = x; + tdivider = m; + } + } + + if (tunits === null || tdivider <= 0) { + // we couldn't find one + //console.log('DEBUG: ' + uuid.toString() + ' cannot find an auto-scaling candidate for units: ' + units.toString() + ' (max: ' + max.toString() + ')'); + switch_units_callback(units); + return function (value) { + return value; + }; + } + + if (typeof common_units_name === 'string' && typeof uuid === 'string') { + // the caller wants several charts to have the same units + // data-common-units + + let common_units_key = common_units_name + '-' + units; + + // add our divider into the list of keys + let t = this.keys[common_units_key]; + if (typeof t === 'undefined') { + this.keys[common_units_key] = {}; + t = this.keys[common_units_key]; + } + t[uuid] = { + units: tunits, + divider: tdivider + }; + + // find the max divider of all charts + let common_units = t[uuid]; + for (var x in t) { + if (t.hasOwnProperty(x) && t[x].divider > common_units.divider) { + common_units = t[x]; + } + } + + // save our common_max to the latest keys + let latest = this.latest[common_units_key]; + if (typeof latest === 'undefined') { + this.latest[common_units_key] = {}; + latest = this.latest[common_units_key]; + } + latest.units = common_units.units; + latest.divider = common_units.divider; + + tunits = latest.units; + tdivider = latest.divider; + + //console.log('DEBUG: ' + uuid.toString() + ' converted units: ' + units.toString() + ' to units: ' + tunits.toString() + ' with divider ' + tdivider.toString() + ', common-units=' + common_units_name.toString() + ((t[uuid].divider !== tdivider)?' USED COMMON, mine was ' + t[uuid].units:' set common').toString()); + + // apply it to this chart + switch_units_callback(tunits); + return function (value) { + if (tdivider !== latest.divider) { + // another chart switched our common units + // we should switch them too + //console.log('DEBUG: ' + uuid + ' switching units due to a common-units change, from ' + tunits.toString() + ' to ' + latest.units.toString()); + tunits = latest.units; + tdivider = latest.divider; + switch_units_callback(tunits); + } + + return value / tdivider; + }; + } else { + // the caller did not give data-common-units + // this chart auto-scales independently of all others + //console.log('DEBUG: ' + uuid.toString() + ' converted units: ' + units.toString() + ' to units: ' + tunits.toString() + ' with divider ' + tdivider.toString() + ', autonomously'); + + switch_units_callback(tunits); + return function (value) { + return value / tdivider; + }; + } + } else { + // the caller wants specific units + + if (typeof this.scalableUnits[units][desired_units] !== 'undefined') { + // all good, set the new units + tdivider = this.scalableUnits[units][desired_units]; + // console.log('DEBUG: ' + uuid.toString() + ' converted units: ' + units.toString() + ' to units: ' + desired_units.toString() + ' with divider ' + tdivider.toString() + ', by reference'); + switch_units_callback(desired_units); + return function (value) { + return value / tdivider; + }; + } else { + // oops! switch back to original units + console.log('Units conversion from ' + units.toString() + ' to ' + desired_units.toString() + ' is not supported.'); + switch_units_callback(units); + return function (value) { + return value; + }; + } + } + } else if (typeof this.convertibleUnits[units] !== 'undefined') { + // units that can be converted + if (desired_units === 'auto') { + for (var x in this.convertibleUnits[units]) { + if (this.convertibleUnits[units].hasOwnProperty(x)) { + if (this.convertibleUnits[units][x].check(max)) { + //console.log('DEBUG: ' + uuid.toString() + ' converting ' + units.toString() + ' to: ' + x.toString()); + switch_units_callback(x); + return this.convertibleUnits[units][x].convert; + } + } + } + + // none checked ok + //console.log('DEBUG: ' + uuid.toString() + ' no conversion available for ' + units.toString() + ' to: ' + desired_units.toString()); + switch_units_callback(units); + return function (value) { + return value; + }; + } else if (typeof this.convertibleUnits[units][desired_units] !== 'undefined') { + switch_units_callback(desired_units); + return this.convertibleUnits[units][desired_units].convert; + } else { + console.log('Units conversion from ' + units.toString() + ' to ' + desired_units.toString() + ' is not supported.'); + switch_units_callback(units); + return function (value) { + return value; + }; + } + } else { + // hm... did we forget to implement the new type? + console.log(`Unmatched unit conversion method for units ${units.toString()}`); + switch_units_callback(units); + return function (value) { + return value; + }; + } + } +}; |