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authorLennart Poettering <lennart@poettering.net>2014-04-25 13:27:25 +0200
committerLennart Poettering <lennart@poettering.net>2014-04-25 13:27:25 +0200
commitb2f8b02ec27dfec9cbd23573f47aba494f2e9b5f (patch)
tree56ca4d6015fa5bd06f473d7836ef3fc797f35f64 /src/libsystemd/sd-bus
parent3051f1871ea2d9a36b423207221e461cc27e577c (diff)
core: expose CFS CPU time quota as high-level unit properties
Diffstat (limited to 'src/libsystemd/sd-bus')
-rw-r--r--src/libsystemd/sd-bus/bus-util.c64
1 files changed, 64 insertions, 0 deletions
diff --git a/src/libsystemd/sd-bus/bus-util.c b/src/libsystemd/sd-bus/bus-util.c
index df7ab8a83a..84b3fc5af5 100644
--- a/src/libsystemd/sd-bus/bus-util.c
+++ b/src/libsystemd/sd-bus/bus-util.c
@@ -1250,6 +1250,70 @@ int bus_append_unit_property_assignment(sd_bus_message *m, const char *assignmen
field = strndupa(assignment, eq - assignment);
eq ++;
+ if (streq(field, "CPUQuota")) {
+
+ if (isempty(eq)) {
+
+ r = sd_bus_message_append_basic(m, SD_BUS_TYPE_STRING, "CPUQuotaPerSecUSec");
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = sd_bus_message_append(m, "v", "t", (usec_t) -1);
+
+ } else if (endswith(eq, "%")) {
+ double percent;
+
+ if (sscanf(eq, "%lf%%", &percent) != 1 || percent <= 0) {
+ log_error("CPU quota '%s' invalid.", eq);
+ return -EINVAL;
+ }
+
+ r = sd_bus_message_append_basic(m, SD_BUS_TYPE_STRING, "CPUQuotaPerSecUSec");
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = sd_bus_message_append(m, "v", "t", (usec_t) percent * USEC_PER_SEC / 100);
+ } else {
+ usec_t us;
+
+ r = parse_sec(eq, &us);
+ if (r < 0) {
+ log_error("CPU quota '%s' invalid.", eq);
+ return -EINVAL;
+ }
+
+ r = sd_bus_message_append_basic(m, SD_BUS_TYPE_STRING, "CPUQuotaUSec");
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = sd_bus_message_append(m, "v", "t", us);
+ }
+
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ return 0;
+
+ } else if (streq(field, "CPUQuotaPeriodSec")) {
+ usec_t us;
+
+ r = parse_sec(eq, &us);
+ if (r < 0) {
+ log_error("CPU period '%s' invalid.", eq);
+ return -EINVAL;
+ }
+
+ r = sd_bus_message_append_basic(m, SD_BUS_TYPE_STRING, "CPUQuotaPeriodUSec");
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = sd_bus_message_append(m, "v", "t", us);
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ return 0;
+ }
+
r = sd_bus_message_append_basic(m, SD_BUS_TYPE_STRING, field);
if (r < 0)
return bus_log_create_error(r);