This update provides:
1) workaround around the build failures. In
summary, it forces the download of some packages during the build
process.
2) update the set of packages that should go inside the vendor
directory
3) Update the dockerfile to use go 1.10
Change-Id: I2bfd090ce0f25b0c10aa214755ae2da7e5384d60
diff --git a/vendor/github.com/coreos/go-systemd/util/util_cgo.go b/vendor/github.com/coreos/go-systemd/util/util_cgo.go
new file mode 100644
index 0000000..6269bc7
--- /dev/null
+++ b/vendor/github.com/coreos/go-systemd/util/util_cgo.go
@@ -0,0 +1,175 @@
+// Copyright 2016 CoreOS, Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// +build cgo
+
+package util
+
+// #include <stdlib.h>
+// #include <sys/types.h>
+// #include <unistd.h>
+//
+// int
+// my_sd_pid_get_owner_uid(void *f, pid_t pid, uid_t *uid)
+// {
+// int (*sd_pid_get_owner_uid)(pid_t, uid_t *);
+//
+// sd_pid_get_owner_uid = (int (*)(pid_t, uid_t *))f;
+// return sd_pid_get_owner_uid(pid, uid);
+// }
+//
+// int
+// my_sd_pid_get_unit(void *f, pid_t pid, char **unit)
+// {
+// int (*sd_pid_get_unit)(pid_t, char **);
+//
+// sd_pid_get_unit = (int (*)(pid_t, char **))f;
+// return sd_pid_get_unit(pid, unit);
+// }
+//
+// int
+// my_sd_pid_get_slice(void *f, pid_t pid, char **slice)
+// {
+// int (*sd_pid_get_slice)(pid_t, char **);
+//
+// sd_pid_get_slice = (int (*)(pid_t, char **))f;
+// return sd_pid_get_slice(pid, slice);
+// }
+//
+// int
+// am_session_leader()
+// {
+// return (getsid(0) == getpid());
+// }
+import "C"
+import (
+ "fmt"
+ "syscall"
+ "unsafe"
+
+ "github.com/coreos/pkg/dlopen"
+)
+
+var libsystemdNames = []string{
+ // systemd < 209
+ "libsystemd-login.so.0",
+ "libsystemd-login.so",
+
+ // systemd >= 209 merged libsystemd-login into libsystemd proper
+ "libsystemd.so.0",
+ "libsystemd.so",
+}
+
+func getRunningSlice() (slice string, err error) {
+ var h *dlopen.LibHandle
+ h, err = dlopen.GetHandle(libsystemdNames)
+ if err != nil {
+ return
+ }
+ defer func() {
+ if err1 := h.Close(); err1 != nil {
+ err = err1
+ }
+ }()
+
+ sd_pid_get_slice, err := h.GetSymbolPointer("sd_pid_get_slice")
+ if err != nil {
+ return
+ }
+
+ var s string
+ sl := C.CString(s)
+ defer C.free(unsafe.Pointer(sl))
+
+ ret := C.my_sd_pid_get_slice(sd_pid_get_slice, 0, &sl)
+ if ret < 0 {
+ err = fmt.Errorf("error calling sd_pid_get_slice: %v", syscall.Errno(-ret))
+ return
+ }
+
+ return C.GoString(sl), nil
+}
+
+func runningFromSystemService() (ret bool, err error) {
+ var h *dlopen.LibHandle
+ h, err = dlopen.GetHandle(libsystemdNames)
+ if err != nil {
+ return
+ }
+ defer func() {
+ if err1 := h.Close(); err1 != nil {
+ err = err1
+ }
+ }()
+
+ sd_pid_get_owner_uid, err := h.GetSymbolPointer("sd_pid_get_owner_uid")
+ if err != nil {
+ return
+ }
+
+ var uid C.uid_t
+ errno := C.my_sd_pid_get_owner_uid(sd_pid_get_owner_uid, 0, &uid)
+ serrno := syscall.Errno(-errno)
+ // when we're running from a unit file, sd_pid_get_owner_uid returns
+ // ENOENT (systemd <220), ENXIO (systemd 220-223), or ENODATA
+ // (systemd >=234)
+ switch {
+ case errno >= 0:
+ ret = false
+ case serrno == syscall.ENOENT, serrno == syscall.ENXIO, serrno == syscall.ENODATA:
+ // Since the implementation of sessions in systemd relies on
+ // the `pam_systemd` module, using the sd_pid_get_owner_uid
+ // heuristic alone can result in false positives if that module
+ // (or PAM itself) is not present or properly configured on the
+ // system. As such, we also check if we're the session leader,
+ // which should be the case if we're invoked from a unit file,
+ // but not if e.g. we're invoked from the command line from a
+ // user's login session
+ ret = C.am_session_leader() == 1
+ default:
+ err = fmt.Errorf("error calling sd_pid_get_owner_uid: %v", syscall.Errno(-errno))
+ }
+ return
+}
+
+func currentUnitName() (unit string, err error) {
+ var h *dlopen.LibHandle
+ h, err = dlopen.GetHandle(libsystemdNames)
+ if err != nil {
+ return
+ }
+ defer func() {
+ if err1 := h.Close(); err1 != nil {
+ err = err1
+ }
+ }()
+
+ sd_pid_get_unit, err := h.GetSymbolPointer("sd_pid_get_unit")
+ if err != nil {
+ return
+ }
+
+ var s string
+ u := C.CString(s)
+ defer C.free(unsafe.Pointer(u))
+
+ ret := C.my_sd_pid_get_unit(sd_pid_get_unit, 0, &u)
+ if ret < 0 {
+ err = fmt.Errorf("error calling sd_pid_get_unit: %v", syscall.Errno(-ret))
+ return
+ }
+
+ unit = C.GoString(u)
+ return
+}