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/
util.go
90 lines (72 loc) · 1.72 KB
/
util.go
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package cmd
import (
"context"
"github.com/pkg/errors"
dockerTypes "github.com/docker/docker/api/types"
dockerFilters "github.com/docker/docker/api/types/filters"
docker "github.com/docker/docker/client"
"github.com/mee6aas/zeep/api"
)
func createDockerClient() (*docker.Client, error) {
return docker.NewClientWithOpts(docker.WithVersion(api.DockerAPIVersion))
}
func getAgentAddr() string { return optAgentHost + ":" + optAgentPort }
func getAgentNetworks(ctx context.Context, client *docker.Client) (
[]dockerTypes.NetworkResource, error,
) {
return client.NetworkList(ctx, dockerTypes.NetworkListOptions{
Filters: dockerFilters.NewArgs(
dockerFilters.KeyValuePair{
Key: "name",
Value: optAgentNet,
},
),
})
}
func getAgentNetwork(ctx context.Context, client *docker.Client) (
n dockerTypes.NetworkResource, e error,
) {
ns, e := getAgentNetworks(ctx, client)
if e != nil {
return
}
if len(ns) > 1 {
e = errors.Errorf("There are %d networks with the name %s", len(ns), optAgentNet)
return
}
if len(ns) == 0 {
return
}
n = ns[0]
return
}
func getAgentContainers(ctx context.Context, client *docker.Client) (
[]dockerTypes.Container, error,
) {
return client.ContainerList(ctx, dockerTypes.ContainerListOptions{
All: true,
Filters: dockerFilters.NewArgs(
dockerFilters.KeyValuePair{
Key: "name",
Value: optAgentName,
},
),
})
}
func getAgentContainer(ctx context.Context, client *docker.Client) (
c dockerTypes.Container, e error,
) {
cs, e := getAgentContainers(ctx, client)
if e != nil {
return
}
if len(cs) > 1 {
e = errors.Errorf("There are %d containers with the name %s", len(cs), optAgentName)
return
}
if len(cs) == 0 {
return
}
c = cs[0]
return
}