diff options
Diffstat (limited to 'src/nspawn/nspawn.c')
| -rw-r--r-- | src/nspawn/nspawn.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/src/nspawn/nspawn.c b/src/nspawn/nspawn.c index 05e1fc1ab7..b7c2fe9e55 100644 --- a/src/nspawn/nspawn.c +++ b/src/nspawn/nspawn.c @@ -269,7 +269,6 @@ static void help(void) { " --overlay-ro=PATH[:PATH...]:PATH\n" " Similar, but creates a read-only overlay mount\n" " -E --setenv=NAME=VALUE Pass an environment variable to PID 1\n" - " --share-system Share system namespaces with host\n" " --register=BOOLEAN Register container as machine\n" " --keep-unit Do not register a scope for the machine, reuse\n" " the service unit nspawn is running in\n" @@ -405,7 +404,7 @@ static int parse_argv(int argc, char *argv[]) { { "selinux-context", required_argument, NULL, 'Z' }, { "selinux-apifs-context", required_argument, NULL, 'L' }, { "quiet", no_argument, NULL, 'q' }, - { "share-system", no_argument, NULL, ARG_SHARE_SYSTEM }, + { "share-system", no_argument, NULL, ARG_SHARE_SYSTEM }, /* not documented */ { "register", required_argument, NULL, ARG_REGISTER }, { "keep-unit", no_argument, NULL, ARG_KEEP_UNIT }, { "network-interface", required_argument, NULL, ARG_NETWORK_INTERFACE }, @@ -814,6 +813,8 @@ static int parse_argv(int argc, char *argv[]) { break; case ARG_SHARE_SYSTEM: + /* We don't officially support this anymore, except for compat reasons. People should use the + * $SYSTEMD_NSPAWN_SHARE_SYSTEM environment variable instead. */ arg_share_system = true; break; @@ -1018,6 +1019,9 @@ static int parse_argv(int argc, char *argv[]) { assert_not_reached("Unhandled option"); } + if (getenv_bool("SYSTEMD_NSPAWN_SHARE_SYSTEM") > 0) + arg_share_system = true; + if (arg_share_system) arg_register = false; @@ -1025,7 +1029,7 @@ static int parse_argv(int argc, char *argv[]) { arg_userns_chown = true; if (arg_start_mode != START_PID1 && arg_share_system) { - log_error("--boot and --share-system may not be combined."); + log_error("--boot and SYSTEMD_NSPAWN_SHARE_SYSTEM=1 may not be combined."); return -EINVAL; } |