systemd/handle-etc-HOSTNAME.patch
Dr. Werner Fink 8e233bafe7 Accepting request 173532 from home:fcrozat:branches:Base:System
- Fix handle-etc-HOSTNAME.patch to properly set hostname at startup
  when using /etc/HOSTNAME.

OBS-URL: https://build.opensuse.org/request/show/173532
OBS-URL: https://build.opensuse.org/package/show/Base:System/systemd?expand=0&rev=372
2013-04-26 16:25:08 +00:00

82 lines
2.6 KiB
Diff

From: Frederic Crozat <fcrozat@suse.com>
Date: Fri, 15 Feb 2013 16:04:39 +0000
Subject: handle /etc/HOSTNAME
(bnc#803653)
---
src/core/hostname-setup.c | 22 +++++++++++++++++-----
src/hostname/hostnamed.c | 12 +++++++++++-
2 files changed, 28 insertions(+), 6 deletions(-)
diff --git a/src/core/hostname-setup.c b/src/core/hostname-setup.c
index ac508af..15d206c 100644
--- a/src/core/hostname-setup.c
+++ b/src/core/hostname-setup.c
@@ -61,12 +61,24 @@ int hostname_setup(void) {
r = read_and_strip_hostname("/etc/hostname", &b);
if (r < 0) {
- if (r == -ENOENT)
- enoent = true;
- else
+ if (r == -ENOENT) {
+ /* use SUSE fallback */
+ r = read_and_strip_hostname("/etc/HOSTNAME", &b);
+ if (r < 0) {
+ if (r == -ENOENT)
+ enoent = true;
+ else
+ log_warning("Failed to read configured hostname: %s", strerror(-r));
+ hn = NULL;
+ }
+ else
+ hn = b;
+
+ }
+ else {
log_warning("Failed to read configured hostname: %s", strerror(-r));
-
- hn = NULL;
+ hn = NULL;
+ }
} else
hn = b;
diff --git a/src/hostname/hostnamed.c b/src/hostname/hostnamed.c
index c7f454c..cfbd706 100644
--- a/src/hostname/hostnamed.c
+++ b/src/hostname/hostnamed.c
@@ -129,6 +129,10 @@ static int read_data(void) {
if (r < 0 && r != -ENOENT)
return r;
+ r = read_one_line_file("/etc/HOSTNAME", &data[PROP_STATIC_HOSTNAME]);
+ if (r < 0 && r != -ENOENT)
+ return r;
+
return 0;
}
@@ -283,6 +287,7 @@ static int write_data_hostname(void) {
static int write_data_static_hostname(void) {
+ int r;
if (isempty(data[PROP_STATIC_HOSTNAME])) {
if (unlink("/etc/hostname") < 0)
@@ -290,7 +295,12 @@ static int write_data_static_hostname(void) {
return 0;
}
- return write_string_file_atomic_label("/etc/hostname", data[PROP_STATIC_HOSTNAME]);
+
+ r = write_string_file_atomic_label("/etc/hostname", data[PROP_STATIC_HOSTNAME]);
+ if (!r) {
+ r = symlink_atomic("/etc/hostname", "/etc/HOSTNAME");
+ }
+ return r;
}
static int write_data_other(void) {