Merge pull request #91232 from primeos/systemd-allow-transient-hostname

systemd: Allow setting the transient hostname via DHCP
This commit is contained in:
Florian Klink 2020-07-11 22:28:52 +02:00 committed by GitHub
commit 12834b3e87
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2 changed files with 5 additions and 10 deletions

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@ -97,6 +97,11 @@ import ./make-test-python.nix ({ pkgs, ... }: {
re.search(r"^Filesystem state: *clean$", extinfo, re.MULTILINE) is not None
), ("File system was not cleanly unmounted: " + extinfo)
# Regression test for https://github.com/NixOS/nixpkgs/pull/91232
with subtest("setting transient hostnames works"):
machine.succeed("hostnamectl set-hostname --transient machine-transient")
machine.fail("hostnamectl set-hostname machine-all")
with subtest("systemd-shutdown works"):
machine.shutdown()
machine.wait_for_unit("multi-user.target")

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@ -14,16 +14,6 @@ diff --git a/src/hostname/hostnamed.c b/src/hostname/hostnamed.c
index 21f6471495..8c5af7619f 100644
--- a/src/hostname/hostnamed.c
+++ b/src/hostname/hostnamed.c
@@ -422,6 +422,9 @@ static int method_set_hostname(sd_bus_message *m, void *userdata, sd_bus_error *
if (r < 0)
return r;
+ return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED,
+ "Changing system settings via systemd is not supported on NixOS.");
+
if (isempty(name))
name = c->data[PROP_STATIC_HOSTNAME];
@@ -478,6 +481,9 @@ static int method_set_static_hostname(sd_bus_message *m, void *userdata, sd_bus_
if (r < 0)
return r;