dotcloud/docker

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pkg/idtools/usergroupadd_linux.go

Summary

Maintainability
A
3 hrs
Test Coverage

Function AddNamespaceRangesUser has 7 return statements (exceeds 4 allowed).
Open

func AddNamespaceRangesUser(name string) (int, int, error) {
    if err := addUser(name); err != nil {
        return -1, -1, fmt.Errorf("error adding user %q: %v", name, err)
    }

Severity: Major
Found in pkg/idtools/usergroupadd_linux.go - About 45 mins to fix

    Function createSubordinateRanges has 7 return statements (exceeds 4 allowed).
    Open

    func createSubordinateRanges(name string) error {
        // first, we should verify that ranges weren't automatically created
        // by the distro tooling
        ranges, err := parseSubuid(name)
        if err != nil {
    Severity: Major
    Found in pkg/idtools/usergroupadd_linux.go - About 45 mins to fix

      Similar blocks of code found in 2 locations. Consider refactoring.
      Open

          if len(ranges) == 0 {
              // no UID ranges; let's create one
              startID, err := findNextUIDRange()
              if err != nil {
                  return fmt.Errorf("can't find available subuid range: %v", err)
      Severity: Minor
      Found in pkg/idtools/usergroupadd_linux.go and 1 other location - About 45 mins to fix
      pkg/idtools/usergroupadd_linux.go on lines 115..126

      Duplicated Code

      Duplicated code can lead to software that is hard to understand and difficult to change. The Don't Repeat Yourself (DRY) principle states:

      Every piece of knowledge must have a single, unambiguous, authoritative representation within a system.

      When you violate DRY, bugs and maintenance problems are sure to follow. Duplicated code has a tendency to both continue to replicate and also to diverge (leaving bugs as two similar implementations differ in subtle ways).

      Tuning

      This issue has a mass of 114.

      We set useful threshold defaults for the languages we support but you may want to adjust these settings based on your project guidelines.

      The threshold configuration represents the minimum mass a code block must have to be analyzed for duplication. The lower the threshold, the more fine-grained the comparison.

      If the engine is too easily reporting duplication, try raising the threshold. If you suspect that the engine isn't catching enough duplication, try lowering the threshold. The best setting tends to differ from language to language.

      See codeclimate-duplication's documentation for more information about tuning the mass threshold in your .codeclimate.yml.

      Refactorings

      Further Reading

      Similar blocks of code found in 2 locations. Consider refactoring.
      Open

          if len(ranges) == 0 {
              // no GID ranges; let's create one
              startID, err := findNextGIDRange()
              if err != nil {
                  return fmt.Errorf("can't find available subgid range: %v", err)
      Severity: Minor
      Found in pkg/idtools/usergroupadd_linux.go and 1 other location - About 45 mins to fix
      pkg/idtools/usergroupadd_linux.go on lines 98..109

      Duplicated Code

      Duplicated code can lead to software that is hard to understand and difficult to change. The Don't Repeat Yourself (DRY) principle states:

      Every piece of knowledge must have a single, unambiguous, authoritative representation within a system.

      When you violate DRY, bugs and maintenance problems are sure to follow. Duplicated code has a tendency to both continue to replicate and also to diverge (leaving bugs as two similar implementations differ in subtle ways).

      Tuning

      This issue has a mass of 114.

      We set useful threshold defaults for the languages we support but you may want to adjust these settings based on your project guidelines.

      The threshold configuration represents the minimum mass a code block must have to be analyzed for duplication. The lower the threshold, the more fine-grained the comparison.

      If the engine is too easily reporting duplication, try raising the threshold. If you suspect that the engine isn't catching enough duplication, try lowering the threshold. The best setting tends to differ from language to language.

      See codeclimate-duplication's documentation for more information about tuning the mass threshold in your .codeclimate.yml.

      Refactorings

      Further Reading

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