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-rw-r--r--src/core/main.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/src/core/main.c b/src/core/main.c
index 77cc2fbbdd..d5d1ee2b0c 100644
--- a/src/core/main.c
+++ b/src/core/main.c
@@ -1261,6 +1261,16 @@ static int status_welcome(void) {
isempty(pretty_name) ? "Linux" : pretty_name);
}
+static int write_container_id(void) {
+ const char *c;
+
+ c = getenv("container");
+ if (isempty(c))
+ return 0;
+
+ return write_string_file("/run/systemd/container", c);
+}
+
int main(int argc, char *argv[]) {
Manager *m = NULL;
int r, retval = EXIT_FAILURE;
@@ -1544,6 +1554,8 @@ int main(int argc, char *argv[]) {
if (virtualization)
log_info("Detected virtualization '%s'.", virtualization);
+ write_container_id();
+
log_info("Detected architecture '%s'.", architecture_to_string(uname_architecture()));
if (in_initrd())