pkg/ipam : use delegateArgs instead of env set/unset in ipam.ExecDel

Signed-off-by: Bruce Ma <brucema19901024@gmail.com>
This commit is contained in:
Bruce Ma 2019-06-18 21:02:01 +08:00
parent 93919752fb
commit 869d5ec873
3 changed files with 2 additions and 18 deletions

View File

@ -16,10 +16,8 @@ package ipam
import (
"context"
"fmt"
"github.com/containernetworking/cni/pkg/invoke"
"github.com/containernetworking/cni/pkg/types"
"os"
)
func ExecAdd(plugin string, netconf []byte) (types.Result, error) {
@ -31,13 +29,5 @@ func ExecCheck(plugin string, netconf []byte) error {
}
func ExecDel(plugin string, netconf []byte) error {
cmd := os.Getenv("CNI_COMMAND")
if cmd == "" {
return fmt.Errorf("environment variable CNI_COMMAND must be specified.")
}
// Set CNI_COMMAND to DEL explicity. We might be deleting due to an ADD gone wrong.
// restore CNI_COMMAND to original value upon return.
os.Setenv("CNI_COMMAND", "DEL")
defer os.Setenv("CNI_COMMAND", cmd)
return invoke.DelegateDel(context.TODO(), plugin, netconf, nil)
}

View File

@ -19,7 +19,6 @@ import (
"fmt"
"runtime"
"strings"
"os"
"github.com/Microsoft/hcsshim"
"github.com/Microsoft/hcsshim/hcn"
@ -146,7 +145,7 @@ func cmdHcnAdd(args *skel.CmdArgs, n *NetConf) (*current.Result, error) {
return nil, fmt.Errorf("network %v not found", networkName)
}
if hcnNetwork.Type != hcn.L2Bridge {
if hcnNetwork.Type != hcn.L2Bridge {
return nil, fmt.Errorf("network %v is of unexpected type: %v", networkName, hcnNetwork.Type)
}
@ -191,13 +190,11 @@ func cmdAdd(args *skel.CmdArgs) error {
}
if err != nil {
os.Setenv("CNI_COMMAND", "DEL")
ipam.ExecDel(n.IPAM.Type, args.StdinData)
os.Setenv("CNI_COMMAND", "ADD")
return errors.Annotate(err, "error while executing ADD command")
}
if (result == nil) {
if result == nil {
return errors.New("result for ADD not populated correctly")
}
return types.PrintResult(result, cniVersion)

View File

@ -19,7 +19,6 @@ import (
"fmt"
"runtime"
"strings"
"os"
"github.com/Microsoft/hcsshim"
"github.com/juju/errors"
@ -135,9 +134,7 @@ func cmdAdd(args *skel.CmdArgs) error {
})
defer func() {
if !success {
os.Setenv("CNI_COMMAND", "DEL")
ipam.ExecDel(n.IPAM.Type, args.StdinData)
os.Setenv("CNI_COMMAND", "ADD")
}
}()
if err != nil {