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security_opts.go
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/
security_opts.go
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package system
import (
"errors"
"fmt"
"strings"
)
// SecurityOpt contains the name and options of a security option
type SecurityOpt struct {
Name string
Options []KeyValue
}
// DecodeSecurityOptions decodes a security options string slice to a
// type-safe [SecurityOpt].
func DecodeSecurityOptions(opts []string) ([]SecurityOpt, error) {
so := []SecurityOpt{}
for _, opt := range opts {
// support output from a < 1.13 docker daemon
if !strings.Contains(opt, "=") {
so = append(so, SecurityOpt{Name: opt})
continue
}
secopt := SecurityOpt{}
for _, s := range strings.Split(opt, ",") {
k, v, ok := strings.Cut(s, "=")
if !ok {
return nil, fmt.Errorf("invalid security option %q", s)
}
if k == "" || v == "" {
return nil, errors.New("invalid empty security option")
}
if k == "name" {
secopt.Name = v
continue
}
secopt.Options = append(secopt.Options, KeyValue{Key: k, Value: v})
}
so = append(so, secopt)
}
return so, nil
}
// KeyValue holds a key/value pair.
type KeyValue struct {
Key, Value string
}