when empty-root-password AND serial-autologin-root are part of the
IMAGE_FEATURES, save some of the developers time by not having to type
the (then still sole) 'root' username on the serial consoleafter each
and every reboot
this is done by inserting '--autologin root' into the command line of
the responsible 'getty' service
Signed-off-by: Johannes Schneider <johannes.schnei...@leica-geosystems.com>
---
meta/classes/core-image.bbclass | 1 +
meta/classes/image.bbclass | 2 +-
meta/classes/rootfs-postcommands.bbclass | 15 +++++++++++++++
3 files changed, 17 insertions(+), 1 deletion(-)
diff --git a/meta/classes/core-image.bbclass b/meta/classes/core-image.bbclass
index 84fd3eeb38..6764035729 100644
--- a/meta/classes/core-image.bbclass
+++ b/meta/classes/core-image.bbclass
@@ -29,6 +29,7 @@
# - allow-empty-password
# - allow-root-login
# - post-install-logging
+# - serial-autologin-root - with 'empty-root-password': autologin 'root' on
the serial console
# - dev-pkgs - development packages (headers, etc.) for all
installed packages in the rootfs
# - dbg-pkgs - debug symbol packages for all installed packages in
the rootfs
# - lic-pkgs - license packages for all installed pacakges in the
rootfs, requires
diff --git a/meta/classes/image.bbclass b/meta/classes/image.bbclass
index 2139a7e576..fe32cdefd5 100644
--- a/meta/classes/image.bbclass
+++ b/meta/classes/image.bbclass
@@ -34,7 +34,7 @@ INHIBIT_DEFAULT_DEPS = "1"
# IMAGE_FEATURES may contain any available package group
IMAGE_FEATURES ?= ""
IMAGE_FEATURES[type] = "list"
-IMAGE_FEATURES[validitems] += "debug-tweaks read-only-rootfs
read-only-rootfs-delayed-postinsts stateless-rootfs empty-root-password
allow-empty-password allow-root-login post-install-logging overlayfs-etc"
+IMAGE_FEATURES[validitems] += "debug-tweaks read-only-rootfs
read-only-rootfs-delayed-postinsts stateless-rootfs empty-root-password
allow-empty-password allow-root-login serial-autologin-root
post-install-logging overlayfs-etc"
# Generate companion debugfs?
IMAGE_GEN_DEBUGFS ?= "0"
diff --git a/meta/classes/rootfs-postcommands.bbclass
b/meta/classes/rootfs-postcommands.bbclass
index a8a952f31d..65fe74cc5d 100644
--- a/meta/classes/rootfs-postcommands.bbclass
+++ b/meta/classes/rootfs-postcommands.bbclass
@@ -8,6 +8,9 @@ ROOTFS_POSTPROCESS_COMMAND +=
'${@bb.utils.contains_any("IMAGE_FEATURES", [ 'deb
# Allow dropbear/openssh to accept root logins if debug-tweaks or
allow-root-login is enabled
ROOTFS_POSTPROCESS_COMMAND += '${@bb.utils.contains_any("IMAGE_FEATURES", [
'debug-tweaks', 'allow-root-login' ], "ssh_allow_root_login; ", "",d)}'
+# Autologin the root user on the serial console, if empty-root-password and
serial-autologin-root are active
+ROOTFS_POSTPROCESS_COMMAND += '${@bb.utils.contains("IMAGE_FEATURES", [
'empty-root-password', 'serial-autologin-root' ], "serial_autologin_root; ",
"",d)}'
+
# Enable postinst logging if debug-tweaks or post-install-logging is enabled
ROOTFS_POSTPROCESS_COMMAND += '${@bb.utils.contains_any("IMAGE_FEATURES", [
'debug-tweaks', 'post-install-logging' ], "postinst_enable_logging; ", "",d)}'
@@ -196,6 +199,18 @@ ssh_allow_root_login () {
fi
}
+#
+# Autologin the 'root' user on the serial terminal,
+# if empty-root-password' AND 'serial-autologin-root are enabled
+#
+serial_autologin_root () {
+ if [ -e ${IMAGE_ROOTFS}${systemd_system_unitdir}/serial-getty@.service
]; then
+ sed -i '/^\s*ExecStart\b/ s/getty /&--autologin root /' \
+
"${IMAGE_ROOTFS}${systemd_system_unitdir}/serial-getty@.service"
+ fi
+}
+
+
python sort_passwd () {
import rootfspostcommands
rootfspostcommands.sort_passwd(d.expand('${IMAGE_ROOTFS}${sysconfdir}'))
--
2.25.1
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