refactor(pkg): split perfdata
across multiple files
This commit is contained in:
parent
0776ee6741
commit
70670e0657
4 changed files with 107 additions and 101 deletions
25
pkg/perfdata/internals.go
Normal file
25
pkg/perfdata/internals.go
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@ -0,0 +1,25 @@
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package perfdata // import nocternity.net/gomonop/pkg/perfdata
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import (
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"regexp"
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)
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// Flags indicating which elements of performance data have been set.
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type perfDataBits int
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const (
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PDatWarn perfDataBits = 1 << iota
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PDatCrit
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PDatMin
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PDatMax
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)
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// Regexps used to check values and ranges in performance data records.
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var (
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// Common value check regexp.
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vcRegexp = `^-?(0(\.\d*)?|[1-9]\d*(\.\d*)?|\.\d+)$`
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// Compiled value check regexp.
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valueCheck = regexp.MustCompile(vcRegexp)
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// Compiled range min value check.
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rangeMinCheck = regexp.MustCompile(vcRegexp + `|^~$`)
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)
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@ -4,110 +4,9 @@ package perfdata // import nocternity.net/gomonop/pkg/perfdata
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import (
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"fmt"
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"regexp"
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"strings"
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)
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// Units of measurement, which may be used to qualify the performance data.
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type UnitOfMeasurement int
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const (
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UomNone UnitOfMeasurement = iota
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UomSeconds
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UomPercent
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UomBytes
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UomKilobytes
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UomMegabytes
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UomGigabytes
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UomTerabytes
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UomCounter
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)
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func (u UnitOfMeasurement) String() string {
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return [...]string{"", "s", "%", "B", "KB", "MB", "GB", "TB", "c"}[u]
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}
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// Flags indicating which elements of performance data have been set.
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type perfDataBits int
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const (
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PDatWarn perfDataBits = 1 << iota
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PDatCrit
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PDatMin
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PDatMax
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)
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// Regexps used to check values and ranges in performance data records.
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var (
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// Common value check regexp.
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vcRegexp = `^-?(0(\.\d*)?|[1-9]\d*(\.\d*)?|\.\d+)$`
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// Compiled value check regexp.
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valueCheck = regexp.MustCompile(vcRegexp)
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// Compiled range min value check.
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rangeMinCheck = regexp.MustCompile(vcRegexp + `|^~$`)
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)
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// Performance data range.
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type PDRange struct {
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start string
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end string
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inside bool
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}
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// Creates a performance data range from -inf to 0 and from the specified
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// value to +inf.
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func PDRMax(max string) *PDRange {
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if !valueCheck.MatchString(max) {
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panic("invalid performance data range maximum value")
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}
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pdRange := &PDRange{}
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pdRange.start = "0"
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pdRange.end = max
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return pdRange
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}
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// Creates a performance data range from -inf to the specified minimal value
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// and from the specified maximal value to +inf.
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func PDRMinMax(min, max string) *PDRange {
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if !valueCheck.MatchString(max) {
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panic("invalid performance data range maximum value")
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}
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if !rangeMinCheck.MatchString(min) {
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panic("invalid performance data range minimum value")
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}
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pdRange := &PDRange{}
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pdRange.start = min
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pdRange.end = max
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return pdRange
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}
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// Inverts the range.
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func (r *PDRange) Inside() *PDRange {
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r.inside = true
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return r
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}
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// Generates the range's string representation so it can be sent to the
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// monitoring system.
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func (r *PDRange) String() string {
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var start, inside string
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switch r.start {
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case "":
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start = "~"
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case "0":
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start = ""
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default:
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start = r.start
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}
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if r.inside {
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inside = "@"
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}
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return inside + start + ":" + r.end
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}
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// Performance data, including a label, units, a value, warning/critical
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// ranges and min/max boundaries.
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type PerfData struct {
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62
pkg/perfdata/range.go
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62
pkg/perfdata/range.go
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@ -0,0 +1,62 @@
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package perfdata // import nocternity.net/gomonop/pkg/perfdata
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// Performance data range.
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type PDRange struct {
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start string
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end string
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inside bool
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}
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// Creates a performance data range from -inf to 0 and from the specified
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// value to +inf.
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func PDRMax(max string) *PDRange {
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if !valueCheck.MatchString(max) {
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panic("invalid performance data range maximum value")
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}
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pdRange := &PDRange{}
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pdRange.start = "0"
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pdRange.end = max
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return pdRange
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}
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// Creates a performance data range from -inf to the specified minimal value
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// and from the specified maximal value to +inf.
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func PDRMinMax(min, max string) *PDRange {
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if !valueCheck.MatchString(max) {
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panic("invalid performance data range maximum value")
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}
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if !rangeMinCheck.MatchString(min) {
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panic("invalid performance data range minimum value")
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}
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pdRange := &PDRange{}
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pdRange.start = min
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pdRange.end = max
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return pdRange
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}
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// Inverts the range.
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func (r *PDRange) Inside() *PDRange {
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r.inside = true
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return r
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}
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// Generates the range's string representation so it can be sent to the
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// monitoring system.
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func (r *PDRange) String() string {
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var start, inside string
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switch r.start {
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case "":
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start = "~"
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case "0":
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start = ""
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default:
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start = r.start
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}
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if r.inside {
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inside = "@"
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}
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return inside + start + ":" + r.end
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}
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20
pkg/perfdata/units.go
Normal file
20
pkg/perfdata/units.go
Normal file
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@ -0,0 +1,20 @@
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package perfdata // import nocternity.net/gomonop/pkg/perfdata
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// Units of measurement, which may be used to qualify the performance data.
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type UnitOfMeasurement int
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const (
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UomNone UnitOfMeasurement = iota
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UomSeconds
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UomPercent
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UomBytes
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UomKilobytes
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UomMegabytes
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UomGigabytes
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UomTerabytes
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UomCounter
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)
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func (u UnitOfMeasurement) String() string {
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return [...]string{"", "s", "%", "B", "KB", "MB", "GB", "TB", "c"}[u]
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}
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