open-nomad/command/validate.go

64 lines
1.3 KiB
Go

package command
import (
"fmt"
"strings"
"github.com/hashicorp/nomad/jobspec"
)
type ValidateCommand struct {
Meta
}
func (c *ValidateCommand) Help() string {
helpText := `
Usage: nomad validate [options] <file>
Checks if a given HCL job file has a valid specification. This can be used to
check for any syntax errors or validation problems with a job.
`
return strings.TrimSpace(helpText)
}
func (c *ValidateCommand) Synopsis() string {
return "Checks if a given job specification is valid"
}
func (c *ValidateCommand) Run(args []string) int {
flags := c.Meta.FlagSet("validate", FlagSetNone)
flags.Usage = func() { c.Ui.Output(c.Help()) }
if err := flags.Parse(args); err != nil {
return 1
}
// Check that we got exactly one node
args = flags.Args()
if len(args) != 1 {
c.Ui.Error(c.Help())
return 1
}
file := args[0]
// Parse the job file
job, err := jobspec.ParseFile(file)
if err != nil {
c.Ui.Error(fmt.Sprintf("Error parsing job file %s: %s", file, err))
return 1
}
// Initialize any fields that need to be.
job.Canonicalize()
// Check that the job is valid
if err := job.Validate(); err != nil {
c.Ui.Error(fmt.Sprintf("Error validating job: %s", err))
return 1
}
// Done!
c.Ui.Output("Job validation successful")
return 0
}