Paul Bellamy
a0876becbc
Conflicts: proxy/create_container_interceptor.go proxy/create_exec_interceptor.go proxy/proxy.go proxy/start_container_interceptor.go
42 lines
1.3 KiB
Go
42 lines
1.3 KiB
Go
package proxy
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import (
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"errors"
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"net/http"
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"strings"
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"github.com/fsouza/go-dockerclient"
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. "github.com/weaveworks/weave/common"
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)
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type startContainerInterceptor struct{ proxy *Proxy }
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func (i *startContainerInterceptor) InterceptRequest(r *http.Request) error {
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return nil
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}
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func (i *startContainerInterceptor) InterceptResponse(r *http.Response) error {
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container, err := inspectContainerInPath(i.proxy.client, r.Request.URL.Path)
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if err != nil {
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return err
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}
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cidrs, err := i.proxy.weaveCIDRsFromConfig(container.Config, container.HostConfig)
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if err != nil {
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Log.Infof("Ignoring container %s due to %s", container.ID, err)
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return nil
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}
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Log.Infof("Attaching container %s with WEAVE_CIDR \"%s\" to weave network", container.ID, strings.Join(cidrs, " "))
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args := []string{"attach"}
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args = append(args, cidrs...)
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args = append(args, "--or-die", container.ID)
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if _, stderr, err := callWeave(args...); err != nil {
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Log.Warningf("Attaching container %s to weave network failed: %s", container.ID, string(stderr))
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return errors.New(string(stderr))
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} else if len(stderr) > 0 {
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Log.Warningf("Attaching container %s to weave network: %s", container.ID, string(stderr))
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}
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return i.proxy.client.KillContainer(docker.KillContainerOptions{ID: container.ID, Signal: docker.SIGUSR2})
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}
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