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run.go
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run.go
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package command
import (
"fmt"
"flag"
"time"
"errors"
api "github.com/elodina/stack-deploy/framework"
"regexp"
"strings"
)
const defaultApplicationMaxWait = 600 // 10 minutes
type vars map[string]string
func (v vars) String() string {
stringVars := make([]string, len(v))
idx := 0
for k, v := range v {
stringVars[idx] = fmt.Sprintf("%s=%s", k, v)
idx++
}
return strings.Join(stringVars, ", ")
}
func (v vars) Set(value string) error {
kv := strings.SplitN(value, "=", 2)
if len(kv) != 2 {
return errors.New("Variables are expected in k=v format.")
}
v[kv[0]] = kv[1]
return nil
}
type skipApplications []string
func (s *skipApplications) String() string {
return strings.Join(*s, ", ")
}
func (s *skipApplications) Set(value string) error {
_, err := regexp.Compile(value)
if err != nil {
return err
}
*s = append(*s, value)
return nil
}
type RunCommand struct{}
func (rc *RunCommand) Run(args []string) int {
if len(args) == 0 {
fmt.Println("Stack name required to run")
return 1
}
var (
flags = flag.NewFlagSet("run", flag.ExitOnError)
apiUrl = flags.String("api", "", "Stack-deploy server address.")
zone = flags.String("zone", "", "Zone to run stack.")
maxWait = flags.Int("max.wait", defaultApplicationMaxWait, "Maximum time to wait for each application in a stack to become running and healthy.")
variables = make(vars)
skipApplications = make(skipApplications, 0)
)
flags.Var(variables, "var", "Arbitrary variables to add to stack context. Multiple occurrences of this flag allowed.")
flags.Var(&skipApplications, "skip", "Regular expression of applications to skip in stack. Multiple occurrences of this flag allowed.")
flags.Parse(args[1:])
name := args[0]
stackDeployApi, err := resolveApi(*apiUrl)
if err != nil {
fmt.Printf("ERROR resolving API: %s\n", err)
return 1
}
client := api.NewClient(stackDeployApi)
fmt.Printf("Running stack %s\n", name)
start := time.Now()
err = client.Run(&api.RunRequest{
Name: name,
Zone: *zone,
MaxWait: *maxWait,
Variables: variables,
SkipApplications: skipApplications,
})
if err != nil {
fmt.Printf("ERROR running client request: %s\n", err)
return 1
}
elapsed := time.Since(start)
fmt.Printf("Done in %s\n", elapsed-elapsed%time.Second)
return 0
}
func (rc *RunCommand) Help() string {
return ""
}
func (rc *RunCommand) Synopsis() string {
return "Run Stack"
}