[Buildroot] [PATCH] ifupdown-script: send current hostname in DHCP request

Peter Korsgaard peter at korsgaard.com
Tue Oct 30 17:16:14 UTC 2018


For the default (BR2_SYSTEM_DHCP) /etc/network/interfaces handling.

Both the "big" and busybox ifupdown variants pass the hostname argument to
the DHCP client through the shell, so we can use $() to expand to the
current hostname value.

Signed-off-by: Peter Korsgaard <peter at korsgaard.com>
---
 package/ifupdown-scripts/ifupdown-scripts.mk | 1 +
 1 file changed, 1 insertion(+)

diff --git a/package/ifupdown-scripts/ifupdown-scripts.mk b/package/ifupdown-scripts/ifupdown-scripts.mk
index ebc89b3872..17364aed03 100644
--- a/package/ifupdown-scripts/ifupdown-scripts.mk
+++ b/package/ifupdown-scripts/ifupdown-scripts.mk
@@ -23,6 +23,7 @@ define IFUPDOWN_SCRIPTS_DHCP
 		echo "iface $(IFUPDOWN_SCRIPTS_DHCP_IFACE) inet dhcp"; \
 		echo "  pre-up /etc/network/nfs_check"; \
 		echo "  wait-delay 15"; \
+		echo "  hostname \$$(hostname)"; \
 	) >> $(TARGET_DIR)/etc/network/interfaces
 	$(INSTALL) -m 0755 -D $(IFUPDOWN_SCRIPTS_PKGDIR)/nfs_check \
 		$(TARGET_DIR)/etc/network/nfs_check
-- 
2.11.0



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