diff options
Diffstat (limited to 'src/core/machine-id-setup.c')
| -rw-r--r-- | src/core/machine-id-setup.c | 53 |
1 files changed, 27 insertions, 26 deletions
diff --git a/src/core/machine-id-setup.c b/src/core/machine-id-setup.c index d459afe900..2a58e48d6f 100644 --- a/src/core/machine-id-setup.c +++ b/src/core/machine-id-setup.c @@ -93,32 +93,9 @@ static int generate(char id[34], const char *root) { } } - /* If that didn't work, see if we are running in qemu/kvm and a - * machine ID was passed in via -uuid on the qemu/kvm command - * line */ - - r = detect_vm(&vm_id); - if (r > 0 && streq(vm_id, "kvm")) { - char uuid[37]; - - fd = open("/sys/class/dmi/id/product_uuid", O_RDONLY|O_CLOEXEC|O_NOCTTY|O_NOFOLLOW); - if (fd >= 0) { - k = loop_read(fd, uuid, 36, false); - safe_close(fd); - - if (k >= 36) { - r = shorten_uuid(id, uuid); - if (r >= 0) { - log_info("Initializing machine ID from KVM UUID."); - return 0; - } - } - } - } - - /* If that didn't work either, see if we are running in a - * container, and a machine ID was passed in via - * $container_uuid the way libvirt/LXC does it */ + /* If that didn't work, see if we are running in a container, + * and a machine ID was passed in via $container_uuid the way + * libvirt/LXC does it */ r = detect_container(NULL); if (r > 0) { _cleanup_free_ char *e = NULL; @@ -133,6 +110,30 @@ static int generate(char id[34], const char *root) { } } } + + } else { + /* If we are not running in a container, see if we are + * running in qemu/kvm and a machine ID was passed in + * via -uuid on the qemu/kvm command line */ + + r = detect_vm(&vm_id); + if (r > 0 && streq(vm_id, "kvm")) { + char uuid[37]; + + fd = open("/sys/class/dmi/id/product_uuid", O_RDONLY|O_CLOEXEC|O_NOCTTY|O_NOFOLLOW); + if (fd >= 0) { + k = loop_read(fd, uuid, 36, false); + safe_close(fd); + + if (k >= 36) { + r = shorten_uuid(id, uuid); + if (r >= 0) { + log_info("Initializing machine ID from KVM UUID."); + return 0; + } + } + } + } } /* If that didn't work, generate a random machine id */ |