forked from ehazlett/shipyard
/
run.go
151 lines (147 loc) · 3.53 KB
/
run.go
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package main
import (
"fmt"
"github.com/citadel/citadel"
"github.com/codegangsta/cli"
"github.com/shipyard/shipyard/client"
)
var runCommand = cli.Command{
Name: "run",
Usage: "run a container",
Action: runAction,
Flags: []cli.Flag{
cli.StringFlag{
Name: "name",
Usage: "image name",
},
cli.StringFlag{
Name: "container-name",
Usage: "container name",
},
cli.StringFlag{
Name: "cpus",
Value: "0.1",
Usage: "cpu shares",
},
cli.StringFlag{
Name: "memory",
Value: "256",
Usage: "memory (in MB)",
},
cli.StringFlag{
Name: "type",
Value: "service",
Usage: "type (service, batch, etc.)",
},
cli.StringFlag{
Name: "hostname",
Value: "",
Usage: "container hostname",
},
cli.StringFlag{
Name: "domain",
Value: "",
Usage: "container domain name",
},
cli.StringFlag{
Name: "network",
Value: "bridge",
Usage: "container network mode",
},
cli.StringSliceFlag{
Name: "env",
Usage: "environment variables (key=value pairs)",
Value: &cli.StringSlice{},
},
cli.StringSliceFlag{
Name: "link",
Usage: "container link (container:name pair)",
Value: &cli.StringSlice{},
},
cli.StringSliceFlag{
Name: "arg",
Usage: "run arguments",
Value: &cli.StringSlice{},
},
cli.StringSliceFlag{
Name: "vol",
Usage: "volume (/host/path:/container/path or /container/path)",
Value: &cli.StringSlice{},
},
cli.StringSliceFlag{
Name: "label",
Usage: "labels",
Value: &cli.StringSlice{},
},
cli.StringSliceFlag{
Name: "port",
Usage: "expose container ports. usage: --port <proto>/<host-ip>:<host-port>:<container-port> i.e. --port tcp/::8080 --port tcp/:80:8080, tcp/10.1.2.3:80:8080",
Value: &cli.StringSlice{},
},
cli.BoolFlag{
Name: "publish",
Usage: "publish all exposed ports",
},
cli.BoolFlag{
Name: "pull",
Usage: "pull the image from the repository",
},
cli.IntFlag{
Name: "count",
Usage: "number of instances",
Value: 1,
},
cli.StringFlag{
Name: "restart",
Value: "no",
Usage: "restart policy for container (on-failure, always, on-failure:5, etc.)",
},
},
}
func runAction(c *cli.Context) {
cfg, err := loadConfig()
if err != nil {
logger.Fatal(err)
}
m := client.NewManager(cfg)
if c.String("name") == "" {
logger.Fatal("you must specify an image name")
}
vols := c.StringSlice("vol")
env := parseEnvironmentVariables(c.StringSlice("env"))
ports := parsePorts(c.StringSlice("port"))
links := parseContainerLinks(c.StringSlice("link"))
policy, maxRetries, err := parseRestartPolicy(c.String("restart"))
if err != nil {
logger.Fatalf("error parsing restart policy: %s", err)
}
rp := citadel.RestartPolicy{
Name: policy,
MaximumRetryCount: maxRetries,
}
image := &citadel.Image{
Name: c.String("name"),
ContainerName: c.String("container-name"),
Cpus: c.Float64("cpus"),
Memory: c.Float64("memory"),
Hostname: c.String("hostname"),
Domainname: c.String("domain"),
NetworkMode: c.String("network"),
Labels: c.StringSlice("label"),
Args: c.StringSlice("arg"),
Environment: env,
Links: links,
Publish: c.Bool("publish"),
Volumes: vols,
BindPorts: ports,
RestartPolicy: rp,
Type: c.String("type"),
}
containers, err := m.Run(image, c.Int("count"), c.Bool("pull"))
if err != nil {
logger.Fatalf("error running container: %s\n", err)
}
for _, c := range containers {
fmt.Printf("started %s on %s\n", c.ID[:12], c.Engine.ID)
}
}