tini: add version 0.18.0 as docker-init provider

This removes the warning that docker can't find docker-init
in PATH.

This recipe is based on the recipe from meta-resin.

Signed-off-by: Pascal Bach <pascal.bach@siemens.com>
Signed-off-by: Bruce Ashfield <bruce.ashfield@windriver.com>

recipes-containers/docker/docker_git.bb

@@ -74,7 +74,7 @@ RDEPENDS_${PN} = "util-linux iptables \
                  "
 RDEPENDS_${PN} += "virtual/containerd virtual/runc"
 
-RRECOMMENDS_${PN} = "kernel-module-dm-thin-pool kernel-module-nf-nat"
+RRECOMMENDS_${PN} = "kernel-module-dm-thin-pool kernel-module-nf-nat docker-init"
 RSUGGESTS_${PN} = "lxc rt-tests"
 DOCKER_PKG="github.com/docker/docker"
 

recipes-containers/tini/tini/0001-Do-not-strip-the-output-binary-allow-yocto-to-do-thi.patch

@@ -0,0 +1,28 @@
+From b99ef9954a34cffd85a5cc09922b201ae11b494d Mon Sep 17 00:00:00 2001
+From: Theodor Gherzan <theodor@resin.io>
+Date: Mon, 5 Jun 2017 18:16:56 +0200
+Subject: [PATCH] Do not strip the output binary, allow yocto to do this
+
+Upstream-Status: Inappropriate [configuration specific]
+
+Signed-off-by: Theodor Gherzan <theodor@resin.io>
+---
+ CMakeLists.txt | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index b5b93ba..c2907e2 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -54,7 +54,7 @@ if(NOT HAS_BUILTIN_FORTIFY)
+ endif()
+ 
+ set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu99 -Werror -Wextra -Wall -pedantic-errors -O2 -fstack-protector --param=ssp-buffer-size=4 -Wformat")
+-set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-Bsymbolic-functions -Wl,-z,relro -Wl,-s")
++set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-Bsymbolic-functions -Wl,-z,relro")
+ 
+ # Build
+ 
+-- 
+2.7.4
+

recipes-containers/tini/tini_0.18.0.bb

@@ -0,0 +1,32 @@
+HOMEPAGE = "http://github.com/krallin/tini"
+SUMMARY = "Minimal init for containers"
+DESCRIPTION = "Tini is the simplest init you could think of. All Tini does is \
+spawn a single child (Tini is meant to be run in a container), and wait for \
+it to exit all the while reaping zombies and performing signal forwarding. "
+
+SRCREV = "fec3683b971d9c3ef73f284f176672c44b448662"
+SRC_URI = " \
+  git://github.com/krallin/tini.git \
+  file://0001-Do-not-strip-the-output-binary-allow-yocto-to-do-thi.patch \
+  "
+
+LICENSE = "Apache-2.0"
+LIC_FILES_CHKSUM = "file://LICENSE;md5=ffc9091894702bc5dcf4cc0085561ef5"
+
+S = "${WORKDIR}/git"
+
+BBCLASSEXTEND = "native"
+
+# tini links with -static, so no PIE for us
+SECURITY_CFLAGS_pn-${PN} = "${SECURITY_NO_PIE_CFLAGS}"
+
+inherit cmake
+
+do_install() {
+  mkdir -p ${D}/${bindir}
+  install -m 0755 ${B}/tini-static ${D}/${bindir}/docker-init
+}
+
+# Tini is the currently the provider for docker-init
+PROVIDES += "docker-init"
+RPROVIDES_${PN} = "docker-init"