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authorLennart Poettering <lennart@poettering.net>2015-02-18 19:38:55 +0100
committerLennart Poettering <lennart@poettering.net>2015-02-18 19:42:24 +0100
commitf36933fef605a7dccce8e3aecccff5152e522fa6 (patch)
treeea7bda8213ff7b64d0c8f43a26bd0303df1d34d6 /src
parent1c8da044469acabcfc479ba3276954da53210830 (diff)
nspawn: add support for --property= to set scope properties
This is similar to systemd-run's --property= setting.
Diffstat (limited to 'src')
-rw-r--r--src/nspawn/nspawn.c37
1 files changed, 31 insertions, 6 deletions
diff --git a/src/nspawn/nspawn.c b/src/nspawn/nspawn.c
index fb672510b4..232629d20a 100644
--- a/src/nspawn/nspawn.c
+++ b/src/nspawn/nspawn.c
@@ -187,6 +187,7 @@ static unsigned long arg_personality = 0xffffffffLU;
static char *arg_image = NULL;
static Volatile arg_volatile = VOLATILE_NO;
static ExposePort *arg_expose_ports = NULL;
+static char **arg_property = NULL;
static void help(void) {
printf("%s [OPTIONS...] [PATH] [ARGUMENTS...]\n\n"
@@ -205,6 +206,7 @@ static void help(void) {
" -M --machine=NAME Set the machine name for the container\n"
" --uuid=UUID Set a specific machine UUID for the container\n"
" -S --slice=SLICE Place the container in the specified slice\n"
+ " --property=NAME=VALUE Set scope unit property\n"
" --private-network Disable network in container\n"
" --network-interface=INTERFACE\n"
" Assign an existing network interface to the\n"
@@ -294,6 +296,7 @@ static int parse_argv(int argc, char *argv[]) {
ARG_PERSONALITY,
ARG_VOLATILE,
ARG_TEMPLATE,
+ ARG_PROPERTY,
};
static const struct option options[] = {
@@ -331,6 +334,7 @@ static int parse_argv(int argc, char *argv[]) {
{ "image", required_argument, NULL, 'i' },
{ "volatile", optional_argument, NULL, ARG_VOLATILE },
{ "port", required_argument, NULL, 'p' },
+ { "property", required_argument, NULL, ARG_PROPERTY },
{}
};
@@ -731,6 +735,12 @@ static int parse_argv(int argc, char *argv[]) {
break;
}
+ case ARG_PROPERTY:
+ if (strv_extend(&arg_property, optarg) < 0)
+ return log_oom();
+
+ break;
+
case '?':
return -EINVAL;
@@ -1897,6 +1907,7 @@ static int register_machine(pid_t pid, int local_ifindex) {
local_ifindex > 0 ? 1 : 0, local_ifindex);
} else {
_cleanup_bus_message_unref_ sd_bus_message *m = NULL;
+ char **i;
r = sd_bus_message_new_method_call(
bus,
@@ -1906,7 +1917,7 @@ static int register_machine(pid_t pid, int local_ifindex) {
"org.freedesktop.machine1.Manager",
"CreateMachineWithNetwork");
if (r < 0)
- return log_error_errno(r, "Failed to create message: %m");
+ return bus_log_create_error(r);
r = sd_bus_message_append(
m,
@@ -1919,21 +1930,21 @@ static int register_machine(pid_t pid, int local_ifindex) {
strempty(arg_directory),
local_ifindex > 0 ? 1 : 0, local_ifindex);
if (r < 0)
- return log_error_errno(r, "Failed to append message arguments: %m");
+ return bus_log_create_error(r);
r = sd_bus_message_open_container(m, 'a', "(sv)");
if (r < 0)
- return log_error_errno(r, "Failed to open container: %m");
+ return bus_log_create_error(r);
if (!isempty(arg_slice)) {
r = sd_bus_message_append(m, "(sv)", "Slice", "s", arg_slice);
if (r < 0)
- return log_error_errno(r, "Failed to append slice: %m");
+ return bus_log_create_error(r);
}
r = sd_bus_message_append(m, "(sv)", "DevicePolicy", "s", "strict");
if (r < 0)
- return log_error_errno(r, "Failed to add device policy: %m");
+ return bus_log_create_error(r);
r = sd_bus_message_append(m, "(sv)", "DeviceAllow", "a(ss)", 9,
/* Allow the container to
@@ -1959,9 +1970,23 @@ static int register_machine(pid_t pid, int local_ifindex) {
if (r < 0)
return log_error_errno(r, "Failed to add device whitelist: %m");
+ STRV_FOREACH(i, arg_property) {
+ r = sd_bus_message_open_container(m, 'r', "sv");
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = bus_append_unit_property_assignment(m, *i);
+ if (r < 0)
+ return r;
+
+ r = sd_bus_message_close_container(m);
+ if (r < 0)
+ return bus_log_create_error(r);
+ }
+
r = sd_bus_message_close_container(m);
if (r < 0)
- return log_error_errno(r, "Failed to close container: %m");
+ return bus_log_create_error(r);
r = sd_bus_call(bus, m, 0, &error, NULL);
}