mirror of https://github.com/divan/expvarmon.git
43 lines
1000 B
Go
43 lines
1000 B
Go
package main
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import (
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"errors"
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"path/filepath"
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"strings"
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)
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// ParseVars returns parsed and validated slice of strings with
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// variables names that will be used for monitoring.
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func ParseVars(vars string) ([]VarName, error) {
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if vars == "" {
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return nil, errors.New("no vars specified")
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}
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ss := strings.FieldsFunc(vars, func(r rune) bool { return r == ',' })
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var ret []VarName
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for _, s := range ss {
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ret = append(ret, VarName(s))
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}
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return ret, nil
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}
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// BaseCommand returns cleaned command name from Cmdline array.
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//
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// I.e. "./some.service/binary.name -arg 1 -arg" will be "binary.name".
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func BaseCommand(cmdline []string) string {
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if len(cmdline) == 0 {
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return ""
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}
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return filepath.Base(cmdline[0])
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}
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// ParsePorts converts comma-separated ports into strings slice
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func ParsePorts(s string) ([]string, error) {
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ports := strings.FieldsFunc(s, func(r rune) bool { return r == ',' })
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if len(ports) == 0 {
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return nil, errors.New("no ports specified")
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}
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return ports, nil
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}
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