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skeleton-init-common: improve /etc/hosts generation

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If BR2_TARGET_GENERIC_HOSTNAME contains a FQDN, strip the host part and
add it as an alias, e.g.

    127.0.1.1	hostname.example.com hostname

Signed-off-by: Carlos Santos <casantos@datacom.com.br>
Reviewed-by: Matt Weber <matthew.weber@rockwellcollins.com>
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
This commit is contained in:
Carlos Santos 2018-10-19 10:58:24 -03:00 committed by Arnout Vandecappelle (Essensium/Mind)
parent a7d07b5852
commit 01aacbf942
1 changed files with 6 additions and 1 deletions
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7
package/skeleton-init-common/skeleton-init-common.mk
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@ -42,10 +42,15 @@ SKELETON_INIT_COMMON_PASSWD_METHOD = $(call qstrip,$(BR2_TARGET_GENERIC_PASSWD_M
SKELETON_INIT_COMMON_BIN_SH = $(call qstrip,$(BR2_SYSTEM_BIN_SH))
ifneq ($(SKELETON_INIT_COMMON_HOSTNAME),)
SKELETON_INIT_COMMON_HOSTS_LINE = $(SKELETON_INIT_COMMON_HOSTNAME)
SKELETON_INIT_COMMON_SHORT_HOSTNAME = $(firstword $(subst ., ,$(SKELETON_INIT_COMMON_HOSTNAME)))
ifneq ($(SKELETON_INIT_COMMON_HOSTNAME),$(SKELETON_INIT_COMMON_SHORT_HOSTNAME))
SKELETON_INIT_COMMON_HOSTS_LINE += $(SKELETON_INIT_COMMON_SHORT_HOSTNAME)
endif
define SKELETON_INIT_COMMON_SET_HOSTNAME
mkdir -p $(TARGET_DIR)/etc
echo "$(SKELETON_INIT_COMMON_HOSTNAME)" > $(TARGET_DIR)/etc/hostname
$(SED) '$$a \127.0.1.1\t$(SKELETON_INIT_COMMON_HOSTNAME)' \
$(SED) '$$a \127.0.1.1\t$(SKELETON_INIT_COMMON_HOSTS_LINE)' \
-e '/^127.0.1.1/d' $(TARGET_DIR)/etc/hosts
endef
SKELETON_INIT_COMMON_TARGET_FINALIZE_HOOKS += SKELETON_INIT_COMMON_SET_HOSTNAME