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-rw-r--r--libpod/container_attach.go18
1 files changed, 15 insertions, 3 deletions
diff --git a/libpod/container_attach.go b/libpod/container_attach.go
index 3c4e0775d..f925c3897 100644
--- a/libpod/container_attach.go
+++ b/libpod/container_attach.go
@@ -16,6 +16,10 @@ import (
"k8s.io/client-go/tools/remotecommand"
)
+//#include <sys/un.h>
+// extern int unix_path_length(){struct sockaddr_un addr; return sizeof(addr.sun_path) - 1;}
+import "C"
+
/* Sync with stdpipe_t in conmon.c */
const (
AttachPipeStdin = 1
@@ -81,11 +85,19 @@ func (c *Container) attachContainerSocket(resize <-chan remotecommand.TerminalSi
logrus.Warnf("Failed to write to control file to resize terminal: %v", err)
}
})
- logrus.Debug("connecting to socket ", c.AttachSocketPath())
- conn, err := net.DialUnix("unixpacket", nil, &net.UnixAddr{Name: c.AttachSocketPath(), Net: "unixpacket"})
+ socketPath := c.AttachSocketPath()
+
+ maxUnixLength := int(C.unix_path_length())
+ if maxUnixLength < len(socketPath) {
+ socketPath = socketPath[0:maxUnixLength]
+ }
+
+ logrus.Debug("connecting to socket ", socketPath)
+
+ conn, err := net.DialUnix("unixpacket", nil, &net.UnixAddr{Name: socketPath, Net: "unixpacket"})
if err != nil {
- return errors.Wrapf(err, "failed to connect to container's attach socket: %v", c.AttachSocketPath())
+ return errors.Wrapf(err, "failed to connect to container's attach socket: %v", socketPath)
}
defer conn.Close()