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DRY up valid container name pattern usage

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This commit is contained in:
Jonathan Rudenberg 2013-12-16 21:17:22 -05:00
parent 1940015824
commit 3ec39ad01a
1 changed files with 5 additions and 4 deletions
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9
runtime.go
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@ -31,8 +31,9 @@ import (
const MaxImageDepth = 127
var (
defaultDns = []string{"8.8.8.8", "8.8.4.4"}
validContainerName = regexp.MustCompile(`^/?[a-zA-Z0-9_.-]+$`)
defaultDns = []string{"8.8.8.8", "8.8.4.4"}
validContainerNameChars = `[a-zA-Z0-9_.-]`
validContainerNamePattern = regexp.MustCompile(`^/?` + validContainerNameChars + `+$`)
)
type Capabilities struct {
@ -425,8 +426,8 @@ func (runtime *Runtime) Create(config *Config, name string) (*Container, []strin
name = utils.TruncateID(id)
}
} else {
if !validContainerName.MatchString(name) {
return nil, nil, fmt.Errorf("Invalid container name (%s), only [a-zA-Z0-9_-] are allowed", name)
if !validContainerNamePattern.MatchString(name) {
return nil, nil, fmt.Errorf("Invalid container name (%s), only %s are allowed", name, validContainerNameChars)
}
}