diff options
Diffstat (limited to 'usr/src/cmd/zfs/zfs_main.c')
| -rw-r--r-- | usr/src/cmd/zfs/zfs_main.c | 22 |
1 files changed, 15 insertions, 7 deletions
diff --git a/usr/src/cmd/zfs/zfs_main.c b/usr/src/cmd/zfs/zfs_main.c index d9f253fbf8..e1dde9861f 100644 --- a/usr/src/cmd/zfs/zfs_main.c +++ b/usr/src/cmd/zfs/zfs_main.c @@ -29,6 +29,7 @@ * Copyright (c) 2014 Integros [integros.com] * Copyright 2016 Igor Kozhukhov <ikozhukhov@gmail.com>. * Copyright 2016 Nexenta Systems, Inc. + * Copyright (c) 2018 Datto Inc. */ #include <assert.h> @@ -335,7 +336,7 @@ get_usage(zfs_help_t idx) case HELP_BOOKMARK: return (gettext("\tbookmark <snapshot> <bookmark>\n")); case HELP_CHANNEL_PROGRAM: - return (gettext("\tprogram [-n] [-t <instruction limit>] " + return (gettext("\tprogram [-jn] [-t <instruction limit>] " "[-m <memory limit (b)>] <pool> <program file> " "[lua args...]\n")); } @@ -7179,12 +7180,12 @@ zfs_do_channel_program(int argc, char **argv) nvlist_t *outnvl; uint64_t instrlimit = ZCP_DEFAULT_INSTRLIMIT; uint64_t memlimit = ZCP_DEFAULT_MEMLIMIT; - boolean_t sync_flag = B_TRUE; + boolean_t sync_flag = B_TRUE, json_output = B_FALSE; zpool_handle_t *zhp; /* check options */ while (-1 != - (c = getopt(argc, argv, "nt:(instr-limit)m:(memory-limit)"))) { + (c = getopt(argc, argv, "jnt:(instr-limit)m:(memory-limit)"))) { switch (c) { case 't': case 'm': { @@ -7226,6 +7227,10 @@ zfs_do_channel_program(int argc, char **argv) sync_flag = B_FALSE; break; } + case 'j': { + json_output = B_TRUE; + break; + } case '?': (void) fprintf(stderr, gettext("invalid option '%c'\n"), optopt); @@ -7344,11 +7349,14 @@ zfs_do_channel_program(int argc, char **argv) gettext("Channel program execution failed:\n%s\n"), errstring); } else { - (void) printf("Channel program fully executed "); - if (nvlist_empty(outnvl)) { - (void) printf("with no return value.\n"); + if (json_output) { + (void) nvlist_print_json(stdout, outnvl); + } else if (nvlist_empty(outnvl)) { + (void) fprintf(stdout, gettext("Channel program fully " + "executed and did not produce output.\n")); } else { - (void) printf("with return value:\n"); + (void) fprintf(stdout, gettext("Channel program fully " + "executed and produced output:\n")); dump_nvlist(outnvl, 4); } } |