677d41aa3b
I was trying to find out why `docker info` was sometimes slow so plumbing a context through to propagate trace data through. Signed-off-by: Brian Goff <cpuguy83@gmail.com>
122 lines
3.2 KiB
Go
122 lines
3.2 KiB
Go
package cluster // import "github.com/docker/docker/daemon/cluster"
|
|
|
|
import (
|
|
"context"
|
|
|
|
apitypes "github.com/docker/docker/api/types"
|
|
types "github.com/docker/docker/api/types/swarm"
|
|
"github.com/docker/docker/daemon/cluster/convert"
|
|
swarmapi "github.com/moby/swarmkit/v2/api"
|
|
"google.golang.org/grpc"
|
|
)
|
|
|
|
// GetConfig returns a config from a managed swarm cluster
|
|
func (c *Cluster) GetConfig(input string) (types.Config, error) {
|
|
var config *swarmapi.Config
|
|
|
|
if err := c.lockedManagerAction(func(ctx context.Context, state nodeState) error {
|
|
s, err := getConfig(ctx, state.controlClient, input)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
config = s
|
|
return nil
|
|
}); err != nil {
|
|
return types.Config{}, err
|
|
}
|
|
return convert.ConfigFromGRPC(config), nil
|
|
}
|
|
|
|
// GetConfigs returns all configs of a managed swarm cluster.
|
|
func (c *Cluster) GetConfigs(options apitypes.ConfigListOptions) ([]types.Config, error) {
|
|
c.mu.RLock()
|
|
defer c.mu.RUnlock()
|
|
|
|
state := c.currentNodeState()
|
|
if !state.IsActiveManager() {
|
|
return nil, c.errNoManager(state)
|
|
}
|
|
|
|
filters, err := newListConfigsFilters(options.Filters)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
ctx := context.TODO()
|
|
ctx, cancel := c.getRequestContext(ctx)
|
|
defer cancel()
|
|
|
|
r, err := state.controlClient.ListConfigs(ctx,
|
|
&swarmapi.ListConfigsRequest{Filters: filters},
|
|
grpc.MaxCallRecvMsgSize(defaultRecvSizeForListResponse))
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
configs := []types.Config{}
|
|
|
|
for _, config := range r.Configs {
|
|
configs = append(configs, convert.ConfigFromGRPC(config))
|
|
}
|
|
|
|
return configs, nil
|
|
}
|
|
|
|
// CreateConfig creates a new config in a managed swarm cluster.
|
|
func (c *Cluster) CreateConfig(s types.ConfigSpec) (string, error) {
|
|
var resp *swarmapi.CreateConfigResponse
|
|
if err := c.lockedManagerAction(func(ctx context.Context, state nodeState) error {
|
|
configSpec := convert.ConfigSpecToGRPC(s)
|
|
|
|
r, err := state.controlClient.CreateConfig(ctx,
|
|
&swarmapi.CreateConfigRequest{Spec: &configSpec})
|
|
if err != nil {
|
|
return err
|
|
}
|
|
resp = r
|
|
return nil
|
|
}); err != nil {
|
|
return "", err
|
|
}
|
|
return resp.Config.ID, nil
|
|
}
|
|
|
|
// RemoveConfig removes a config from a managed swarm cluster.
|
|
func (c *Cluster) RemoveConfig(input string) error {
|
|
return c.lockedManagerAction(func(ctx context.Context, state nodeState) error {
|
|
config, err := getConfig(ctx, state.controlClient, input)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
req := &swarmapi.RemoveConfigRequest{
|
|
ConfigID: config.ID,
|
|
}
|
|
|
|
_, err = state.controlClient.RemoveConfig(ctx, req)
|
|
return err
|
|
})
|
|
}
|
|
|
|
// UpdateConfig updates a config in a managed swarm cluster.
|
|
// Note: this is not exposed to the CLI but is available from the API only
|
|
func (c *Cluster) UpdateConfig(input string, version uint64, spec types.ConfigSpec) error {
|
|
return c.lockedManagerAction(func(ctx context.Context, state nodeState) error {
|
|
config, err := getConfig(ctx, state.controlClient, input)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
configSpec := convert.ConfigSpecToGRPC(spec)
|
|
|
|
_, err = state.controlClient.UpdateConfig(ctx,
|
|
&swarmapi.UpdateConfigRequest{
|
|
ConfigID: config.ID,
|
|
ConfigVersion: &swarmapi.Version{
|
|
Index: version,
|
|
},
|
|
Spec: &configSpec,
|
|
})
|
|
return err
|
|
})
|
|
}
|