github.com/cptung/libcompose@v0.4.3/project/utils.go (about)

     1  package project
     2  
     3  import (
     4  	"strings"
     5  )
     6  
     7  // DefaultDependentServices return the dependent services (as an array of ServiceRelationship)
     8  // for the specified project and service. It looks for : links, volumesFrom, net and ipc configuration.
     9  func DefaultDependentServices(p *Project, s Service) []ServiceRelationship {
    10  	config := s.Config()
    11  	if config == nil {
    12  		return []ServiceRelationship{}
    13  	}
    14  
    15  	result := []ServiceRelationship{}
    16  	for _, link := range config.Links {
    17  		result = append(result, NewServiceRelationship(link, RelTypeLink))
    18  	}
    19  
    20  	for _, volumesFrom := range config.VolumesFrom {
    21  		result = append(result, NewServiceRelationship(volumesFrom, RelTypeVolumesFrom))
    22  	}
    23  
    24  	for _, dependsOn := range config.DependsOn {
    25  		result = append(result, NewServiceRelationship(dependsOn, RelTypeDependsOn))
    26  	}
    27  
    28  	if config.NetworkMode != "" {
    29  		if strings.HasPrefix(config.NetworkMode, "service:") {
    30  			serviceName := config.NetworkMode[8:]
    31  			result = append(result, NewServiceRelationship(serviceName, RelTypeNetworkMode))
    32  		}
    33  	}
    34  
    35  	return result
    36  }
    37  
    38  // NameAlias returns the name and alias based on the specified string.
    39  // If the name contains a colon (like name:alias) it will split it, otherwise
    40  // it will return the specified name as name and alias.
    41  func NameAlias(name string) (string, string) {
    42  	parts := strings.SplitN(name, ":", 2)
    43  	if len(parts) == 2 {
    44  		return parts[0], parts[1]
    45  	}
    46  	return parts[0], parts[0]
    47  }