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From 1a3dd33f98312421e0f3d654e8f5d56554557a8c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= <zbyszek@in.waw.pl>
Date: Fri, 3 Oct 2014 21:34:14 -0400
Subject: [PATCH] Revert "timedated: manage systemd-timesyncd directly instead
of lists of alternatives"
This reverts commit b72ddf0f4f552dd53d6404b6ddbc9f17d02b8e12.
Conflicts:
Makefile.am
NEWS
src/timedate/timedated.c
---
Makefile.am | 9 ++
src/timedate/timedated.c | 252 +++++++++++++++++++++++++--------------
2 files changed, 170 insertions(+), 91 deletions(-)
diff --git a/Makefile.am b/Makefile.am
index 9e64d6f988..bf65b24060 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -111,6 +111,7 @@ catalogdir=$(prefix)/lib/systemd/catalog
kernelinstalldir = $(prefix)/lib/kernel/install.d
factory_etcdir = $(prefix)/share/factory/etc
factory_pamdir = $(prefix)/share/factory/etc/pam.d
+ntpunitsdir=$(prefix)/lib/systemd/ntp-units.d
# And these are the special ones for /
rootprefix=@rootprefix@
@@ -5101,6 +5102,10 @@ dist_systemunit_DATA_busnames += \
polkitpolicy_files += \
src/timedate/org.freedesktop.timedate1.policy
+INSTALL_DIRS += \
+ $(prefix)/lib/systemd/ntp-units.d \
+ $(sysconfdir)/systemd/ntp-units.d
+
SYSTEM_UNIT_ALIASES += \
systemd-timedated.service dbus-org.freedesktop.timedate1.service
@@ -5177,6 +5182,10 @@ EXTRA_DIST += \
CLEANFILES += \
src/timesync/timesyncd.conf
+
+dist_ntpunits_DATA = \
+ src/timesync/90-systemd.list
+
endif
# ------------------------------------------------------------------------------
diff --git a/src/timedate/timedated.c b/src/timedate/timedated.c
index 753c3d1d65..66097ef741 100644
--- a/src/timedate/timedated.c
+++ b/src/timedate/timedated.c
@@ -186,141 +186,211 @@ static int context_write_data_local_rtc(Context *c) {
return write_string_file_atomic_label("/etc/adjtime", w);
}
+static char** get_ntp_services(void) {
+ _cleanup_strv_free_ char **r = NULL, **files = NULL;
+ char **i;
+ int k;
+
+ k = conf_files_list(&files, ".list", NULL,
+ "/etc/systemd/ntp-units.d",
+ "/run/systemd/ntp-units.d",
+ "/usr/local/lib/systemd/ntp-units.d",
+ "/usr/lib/systemd/ntp-units.d",
+ NULL);
+ if (k < 0)
+ return NULL;
+
+ STRV_FOREACH(i, files) {
+ _cleanup_fclose_ FILE *f;
+
+ f = fopen(*i, "re");
+ if (!f)
+ continue;
+
+ for (;;) {
+ char line[PATH_MAX], *l;
+
+ if (!fgets(line, sizeof(line), f)) {
+ if (ferror(f))
+ log_error("Failed to read NTP unit file: %m");
+
+ break;
+ }
+
+ l = strstrip(line);
+ if (l[0] == 0 || l[0] == '#')
+ continue;
+
+ if (strv_extend(&r, l) < 0) {
+ log_oom();
+ return NULL;
+ }
+ }
+ }
+
+ i = r;
+ r = NULL; /* avoid cleanup */
+
+ return strv_uniq(i);
+}
+
static int context_read_ntp(Context *c, sd_bus *bus) {
- _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
- sd_bus_message *reply = NULL;
- const char *s;
+ _cleanup_strv_free_ char **l;
+ char **i;
int r;
assert(c);
assert(bus);
- r = sd_bus_call_method(
- bus,
- "org.freedesktop.systemd1",
- "/org/freedesktop/systemd1",
- "org.freedesktop.systemd1.Manager",
- "GetUnitFileState",
- &error,
- &reply,
- "s",
- "systemd-timesyncd.service");
+ l = get_ntp_services();
+ STRV_FOREACH(i, l) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ sd_bus_message *reply = NULL;
+ const char *s;
- if (r < 0) {
- if (sd_bus_error_has_name(&error, SD_BUS_ERROR_FILE_NOT_FOUND) ||
- sd_bus_error_has_name(&error, "org.freedesktop.systemd1.LoadFailed") ||
- sd_bus_error_has_name(&error, "org.freedesktop.systemd1.NoSuchUnit"))
- return 0;
+ r = sd_bus_call_method(
+ bus,
+ "org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "GetUnitFileState",
+ &error,
+ &reply,
+ "s",
+ *i);
- return r;
- }
+ if (r < 0) {
+ /* This implementation does not exist. Try the next one. */
+ if (sd_bus_error_has_name(&error, SD_BUS_ERROR_FILE_NOT_FOUND))
+ continue;
- r = sd_bus_message_read(reply, "s", &s);
- if (r < 0)
- return r;
+ return r;
+ }
+
+ r = sd_bus_message_read(reply, "s", &s);
+ if (r < 0)
+ return r;
- c->can_ntp = true;
- c->use_ntp = STR_IN_SET(s, "enabled", "enabled-runtime");
+ c->can_ntp = true;
+ c->use_ntp = STR_IN_SET(s, "enabled", "enabled-runtime");
+
+ return 0;
+ }
return 0;
}
static int context_start_ntp(Context *c, sd_bus *bus, sd_bus_error *error) {
+ _cleanup_strv_free_ char **l = NULL;
+ char **i;
int r;
assert(c);
assert(bus);
assert(error);
- if (c->use_ntp)
- r = sd_bus_call_method(
- bus,
- "org.freedesktop.systemd1",
- "/org/freedesktop/systemd1",
- "org.freedesktop.systemd1.Manager",
- "StartUnit",
- error,
- NULL,
- "ss",
- "systemd-timesyncd.service",
- "replace");
- else
- r = sd_bus_call_method(
- bus,
- "org.freedesktop.systemd1",
- "/org/freedesktop/systemd1",
- "org.freedesktop.systemd1.Manager",
- "StopUnit",
- error,
- NULL,
- "ss",
- "systemd-timesyncd.service",
- "replace");
+ l = get_ntp_services();
+ STRV_FOREACH(i, l) {
+
+ if (c->use_ntp)
+ r = sd_bus_call_method(
+ bus,
+ "org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "StartUnit",
+ error,
+ NULL,
+ "ss", *i, "replace");
+ else
+ r = sd_bus_call_method(
+ bus,
+ "org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "StopUnit",
+ error,
+ NULL,
+ "ss", *i, "replace");
+
+ if (r < 0) {
+ if (sd_bus_error_has_name(error, SD_BUS_ERROR_FILE_NOT_FOUND) ||
+ sd_bus_error_has_name(error, "org.freedesktop.systemd1.LoadFailed") ||
+ sd_bus_error_has_name(error, "org.freedesktop.systemd1.NoSuchUnit")) {
+ /* This implementation does not exist. Try the next one. */
+ sd_bus_error_free(error);
+ continue;
+ }
- if (r < 0) {
- if (sd_bus_error_has_name(error, SD_BUS_ERROR_FILE_NOT_FOUND) ||
- sd_bus_error_has_name(error, "org.freedesktop.systemd1.LoadFailed") ||
- sd_bus_error_has_name(error, "org.freedesktop.systemd1.NoSuchUnit"))
- return sd_bus_error_set_const(error, "org.freedesktop.timedate1.NoNTPSupport", "NTP not supported.");
+ return r;
+ }
- return r;
+ return 1;
}
- return 0;
+ sd_bus_error_set_const(error, "org.freedesktop.timedate1.NoNTPSupport", "NTP not supported.");
+ return -ENOTSUP;
}
static int context_enable_ntp(Context*c, sd_bus *bus, sd_bus_error *error) {
+ _cleanup_strv_free_ char **l = NULL;
+ char **i;
int r;
assert(c);
assert(bus);
assert(error);
- if (c->use_ntp)
- r = sd_bus_call_method(
- bus,
- "org.freedesktop.systemd1",
- "/org/freedesktop/systemd1",
- "org.freedesktop.systemd1.Manager",
- "EnableUnitFiles",
- error,
- NULL,
- "asbb", 1,
- "systemd-timesyncd.service",
- false, true);
- else
+ l = get_ntp_services();
+ STRV_FOREACH(i, l) {
+ if (c->use_ntp)
+ r = sd_bus_call_method(
+ bus,
+ "org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "EnableUnitFiles",
+ error,
+ NULL,
+ "asbb", 1, *i, false, true);
+ else
+ r = sd_bus_call_method(
+ bus,
+ "org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "DisableUnitFiles",
+ error,
+ NULL,
+ "asb", 1, *i, false);
+
+ if (r < 0) {
+ if (sd_bus_error_has_name(error, SD_BUS_ERROR_FILE_NOT_FOUND)) {
+ /* This implementation does not exist. Try the next one. */
+ sd_bus_error_free(error);
+ continue;
+ }
+
+ return r;
+ }
+
r = sd_bus_call_method(
bus,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
- "DisableUnitFiles",
+ "Reload",
error,
NULL,
- "asb", 1,
- "systemd-timesyncd.service",
- false);
-
- if (r < 0) {
- if (sd_bus_error_has_name(error, SD_BUS_ERROR_FILE_NOT_FOUND))
- return sd_bus_error_set_const(error, "org.freedesktop.timedate1.NoNTPSupport", "NTP not supported.");
+ NULL);
+ if (r < 0)
+ return r;
- return r;
+ return 1;
}
- r = sd_bus_call_method(
- bus,
- "org.freedesktop.systemd1",
- "/org/freedesktop/systemd1",
- "org.freedesktop.systemd1.Manager",
- "Reload",
- error,
- NULL,
- NULL);
- if (r < 0)
- return r;
-
- return 0;
+ sd_bus_error_set_const(error, "org.freedesktop.timedate1.NoNTPSupport", "NTP not supported.");
+ return -ENOTSUP;
}
static int property_get_rtc_time(