Add docker-image in order to launch a base system capable of running docker daemon

buildconf/bananapi-m3/conf-notes.txt

@@ -1,6 +1,7 @@
 Common targets are:
     console-image
     console-dev-image
+    tiny-image
     core-image-minimal
     core-image-sato
     meta-toolchain

buildconf/bananapi-m3/local.conf.sample

@@ -4,7 +4,7 @@ MACHINE ?= "bananapi-m3"
 #SSTATE_DIR ?= "${TOPDIR}/../../sstate-cache"
 #TMPDIR = "${TOPDIR}/tmp"
 
-DISTRO ?= "poky"
+DISTRO ?= "roro"
 PACKAGE_CLASSES ?= "package_ipk"
 
 #SDKMACHINE ?= "i686"

buildconf/beaglebone-yocto/bblayers.conf.sample

@@ -1,6 +1,6 @@
 # POKY_BBLAYERS_CONF_VERSION is increased each time build/conf/bblayers.conf
 # changes incompatibly
-POKY_BBLAYERS_CONF_VERSION = "2"
+POKY_BBLAYERS_CONF_VERSION = "3"
 
 BBPATH = "${TOPDIR}"
 BBFILES ?= ""
@@ -9,8 +9,11 @@ BBLAYERS ?= " \
   ${TOPDIR}/../layers/poky/meta \
   ${TOPDIR}/../layers/poky/meta-poky \
   ${TOPDIR}/../layers/poky/meta-yocto-bsp \
+  ${TOPDIR}/../layers/meta-openembedded/meta-filesystems \
   ${TOPDIR}/../layers/meta-openembedded/meta-oe \
   ${TOPDIR}/../layers/meta-openembedded/meta-networking \
   ${TOPDIR}/../layers/meta-openembedded/meta-python \
+  ${TOPDIR}/../layers/meta-virtualization \
   ${TOPDIR}/../layers/meta-blackfinn \
   "
+

buildconf/beaglebone-yocto/conf-notes.txt

@@ -1,6 +1,8 @@
 Common targets are:
     console-image
     console-dev-image
+    docker-image
+    tiny-image
     core-image-minimal
     core-image-sato
     meta-toolchain

buildconf/beaglebone-yocto/local.conf.sample

@@ -4,7 +4,7 @@ MACHINE ?= "beaglebone-yocto"
 #SSTATE_DIR ?= "${TOPDIR}/../../sstate-cache"
 #TMPDIR = "${TOPDIR}/tmp"
 
-DISTRO ?= "poky"
+DISTRO ?= "roro"
 PACKAGE_CLASSES ?= "package_ipk"
 
 #SDKMACHINE ?= "i686"

buildconf/raspberrypi3-64/conf-notes.txt

@@ -1,6 +1,7 @@
 Common targets are:
     console-image
     console-dev-image
+    tiny-image
     core-image-minimal
     core-image-sato
     meta-toolchain

buildconf/raspberrypi3-64/local.conf.sample

@@ -1,6 +1,6 @@
 MACHINE ?= "raspberrypi3-64"
 
-DISTRO ?= "poky"
+DISTRO ?= "roro"
 PACKAGE_CLASSES ?= "package_ipk"
 
 #SDKMACHINE ?= "i686"

conf/distro/roro.conf

@@ -0,0 +1,18 @@
+require conf/distro/poky.conf
+# distro name
+DISTRO = "roro"
+DISTRO_NAME = "roro distribution"
+DISTRO_VERSION = "1.0"
+DISTRO_CODENAME = "roro"
+#DISTRO_FEATURES_append = " alsa usbhost usbgadget keyboard bluetooth"
+
+POKY_DEFAULT_DISTRO_FEATURES = "largefile"
+POKY_DEFAULT_EXTRA_RDEPENDS = "packagegroup-core-boot"
+POKY_DEFAULT_EXTRA_RRECOMMENDS = "kernel-module-af-packet"
+DISTRO_FEATURES_DEFAULT = "ipv4 ipv6 largefile usbhost wifi zeroconf virtualization"
+
+SDK_VENDOR = "-rorodistsdk"
+SDK_VERSION := "${@'${DISTRO_VERSION}'.replace('snapshot-${DATE}','snapshot')}"
+MAINTAINER = "rorodist "
+INHERIT += "buildhistory"
+BUILDHISTORY_COMMIT = "1"

conf/distro/tkl.conf

@@ -1,15 +0,0 @@
-require conf/distro/poky.conf
-# distro name
-DISTRO = "tkl"
-DISTRO_NAME = "tkl distribution"
-DISTRO_VERSION = "1.0"
-DISTRO_CODENAME = "tkl"
-#DISTRO_FEATURES_append = " alsa usbhost usbgadget keyboard bluetooth"
-
-PREFERRED_VERSION_mypy = "0.4.2"
-
-SDK_VENDOR = "-tkldistsdk"
-SDK_VERSION := "${@'${DISTRO_VERSION}'.replace('snapshot-${DATE}','snapshot')}"
-MAINTAINER = "tkldist "
-INHERIT += "buildhistory"
-BUILDHISTORY_COMMIT = "1"

recipes-containers/docker/docker-ce_git.bbappend

@@ -0,0 +1,7 @@
+LICENSE = "GPLv2"
+FILESEXTRAPATHS_prepend := "${THISDIR}/files:"
+
+SRC_URI += " \
+	file://docker.init \
+"
+

recipes-containers/docker/files/docker.init

@@ -0,0 +1,131 @@
+#!/bin/sh
+#
+#       /etc/rc.d/init.d/docker
+#
+#       Daemon for docker.com
+#
+# chkconfig:   2345 95 95
+# description: Daemon for docker.com
+
+### BEGIN INIT INFO
+# Provides:       docker
+# Required-Start: $network cgconfig
+# Required-Stop:
+# Should-Start:
+# Should-Stop:
+# Default-Start: 2 3 4 5
+# Default-Stop:  0 1 6
+# Short-Description: start and stop docker
+# Description: Daemon for docker.com
+### END INIT INFO
+
+# Source function library.
+. /etc/init.d/functions
+
+prog="dockerd"
+unshare=/usr/bin/unshare
+exec="/usr/bin/$prog"
+pidfile="/var/run/$prog.pid"
+lockfile="/var/lock/subsys/$prog"
+logfile="/var/log/$prog"
+other_args="--pidfile $pidfile --registry-mirror=http://localhost:5000 --insecure-registry=http://localhost:5000 --raw-logs"
+
+[ -e /etc/sysconfig/$prog ] && . /etc/sysconfig/$prog
+
+start() {
+    [ -x $exec ] || exit 5
+
+    check_for_cleanup
+
+    if ! [ -f $pidfile ]; then
+        printf "Starting $prog:\t"
+        echo -e "\n$(date)\n" >> $logfile
+        "$unshare" -m -- $exec $other_args & >> $logfile &
+        pid=$!
+        touch $lockfile
+        # wait up to 10 seconds for the pidfile to exist.  see
+        # https://github.com/docker/docker/issues/5359
+        tries=0
+        while [ ! -f $pidfile -a $tries -lt 10 ]; do
+            sleep 1
+            tries=$((tries + 1))
+        done
+        success
+        echo
+    else
+        failure
+        echo
+        printf "$pidfile still exists...\n"
+        exit 7
+    fi
+}
+
+stop() {
+    echo -n $"Stopping $prog: "
+    killproc $prog
+    retval=$?
+    echo
+    [ $retval -eq 0 ] && rm -f $lockfile
+    return $retval
+}
+
+restart() {
+    stop
+    start
+}
+
+reload() {
+    restart
+}
+
+force_reload() {
+    restart
+}
+
+rh_status() {
+    status $prog
+}
+
+rh_status_q() {
+    rh_status >/dev/null 2>&1
+}
+
+
+check_for_cleanup() {
+    if [ -f ${pidfile} ]; then
+        /bin/ps -fp $(cat ${pidfile}) > /dev/null || rm ${pidfile}
+    fi
+}
+
+case "$1" in
+    start)
+        rh_status_q && exit 0
+        $1
+        ;;
+    stop)
+        rh_status_q || exit 0
+        $1
+        ;;
+    restart)
+        $1
+        ;;
+    reload)
+        rh_status_q || exit 7
+        $1
+        ;;
+    force-reload)
+        force_reload
+        ;;
+    status)
+        rh_status
+        ;;
+    condrestart|try-restart)
+        rh_status_q || exit 0
+        restart
+        ;;
+    *)
+        echo $"Usage: $0 {start|stop|status|restart|condrestart|try-restart|reload|force-reload}"
+        exit 2
+esac
+
+exit $?

recipes-core/images/docker-image.bb

@@ -0,0 +1,10 @@
+SUMMARY = "A tiny image"
+HOMEPAGE = "https://blackfinn.de"
+LICENSE = "MIT"
+
+require tiny-image-base.inc
+
+IMAGE_INSTALL_append = " docker"
+
+export IMAGE_BASENAME = "tiny-image"
+

recipes-core/images/tiny-image-base.inc

@@ -0,0 +1,48 @@
+inherit core-image
+
+require users.inc
+
+IMAGE_FEATURES += "package-management"
+
+CORE_OS = " \
+    openssh \
+    openssh-keygen \
+    openssh-sftp-server \
+    psplash \
+    tzdata \
+"
+
+KERNEL_EXTRA_INSTALL = " \
+    kernel-modules \
+"
+
+WIFI_SUPPORT = " \
+    wpa-supplicant \
+"
+
+EXTRA_TOOLS_INSTALL = " \
+"
+
+IMAGE_INSTALL += " \
+    ${CORE_OS} \
+    ${EXTRA_TOOLS_INSTALL} \
+    ${KERNEL_EXTRA_INSTALL} \
+    ${WIFI_SUPPORT} \
+"
+
+IMAGE_INSTALL_append_beaglebone-yocto = " linux-firmware-rtl8192cu"
+IMAGE_INSTALL_append_bananapi-m3 += " linux-firmware-bcm43430"
+
+set_local_timezone() {
+    ln -sf /usr/share/zoneinfo/Europe/Berlin ${IMAGE_ROOTFS}/etc/localtime
+}
+
+disable_bootlogd() {
+    echo BOOTLOGD_ENABLE=no > ${IMAGE_ROOTFS}/etc/default/bootlogd
+}
+
+ROOTFS_POSTPROCESS_COMMAND += " \
+    set_local_timezone ; \
+    disable_bootlogd ; \
+ "
+

recipes-core/images/tiny-image.bb

@@ -0,0 +1,8 @@
+SUMMARY = "A tiny image"
+HOMEPAGE = "https://blackfinn.de"
+LICENSE = "MIT"
+
+require tiny-image-base.inc
+
+export IMAGE_BASENAME = "tiny-image"
+

recipes-core/images/users.inc

@@ -0,0 +1,8 @@
+inherit extrausers
+
+# Encrypt the password with: echo "<password>" | openssl passwd -1 -stdin
+EXTRA_USERS_PARAMS = " \
+    usermod -p '\$1\$4h5Qdc3i\$Vke4J2Ci5z.D3TtFDmV9r/' root; \
+    useradd -p '\$1\$4h5Qdc3i\$Vke4J2Ci5z.D3TtFDmV9r/' tkl; \
+"
+

recipes-kernel/linux/files/beaglebone-yocto/enable_cgroups.cfg

@@ -0,0 +1,4 @@
+CONFIG_DEBUG_BLK_CGROUP=y
+CONFIG_CFS_BANDWIDTH=y
+CONFIG_CGROUP_RDMA=y
+

recipes-kernel/linux/linux-yocto_5.2.bbappend

@@ -14,5 +14,6 @@ KERNEL_CONFIG_FRAGMENTS_append_ti33x = " \
   ${WORKDIR}/rtl8192cu.cfg \
   ${WORKDIR}/enable_onboard_leds.cfg \
   ${WORKDIR}/enable_hostap_wext.cfg \
+  ${WORKDIR}/enable_cgroups.cfg \
 "