diff --git a/man/systemd-repart.xml b/man/systemd-repart.xml
index ffa88baf67f..6905e99b117 100644
--- a/man/systemd-repart.xml
+++ b/man/systemd-repart.xml
@@ -265,6 +265,15 @@
and graphic illustrating the changes applied.
+
+ MODE
+
+ Shows output formatted as JSON. Expects one of short (for the
+ shortest possible output without any redundant whitespace or line breaks), pretty
+ (for a pretty version of the same, with indentation and line breaks) or off (to turn
+ off json output).
+
+
diff --git a/meson.build b/meson.build
index dbbddb68e23..c0b5b3cccbe 100644
--- a/meson.build
+++ b/meson.build
@@ -2668,6 +2668,7 @@ if conf.get('ENABLE_REPART') == 1
install_rpath : rootlibexecdir,
install : true,
install_dir : rootbindir)
+ public_programs += exe
if want_tests != 'false'
test('test-repart',
diff --git a/src/partition/repart.c b/src/partition/repart.c
index 2e5f5d13455..9a9fd6dff3a 100644
--- a/src/partition/repart.c
+++ b/src/partition/repart.c
@@ -33,6 +33,7 @@
#include "fs-util.h"
#include "gpt.h"
#include "id128-util.h"
+#include "json.h"
#include "list.h"
#include "locale-util.h"
#include "main-func.h"
@@ -79,6 +80,8 @@ static sd_id128_t arg_seed = SD_ID128_NULL;
static bool arg_randomize = false;
static int arg_pretty = -1;
static uint64_t arg_size = UINT64_MAX;
+static bool arg_json = false;
+static JsonFormatFlags arg_json_format_flags = 0;
STATIC_DESTRUCTOR_REGISTER(arg_root, freep);
STATIC_DESTRUCTOR_REGISTER(arg_definitions, freep);
@@ -1620,12 +1623,23 @@ static int context_dump_partitions(Context *context, const char *node) {
Partition *p;
int r;
- t = table_new("type", "label", "uuid", "file", "node", "offset", "raw size", "size", "raw padding", "padding");
+ if (!arg_json && context->n_partitions == 0) {
+ log_info("Empty partition table.");
+ return 0;
+ }
+
+ t = table_new("type", "label", "uuid", "file", "node", "offset", "old size", "raw size", "size", "old padding", "raw padding", "padding", "activity");
if (!t)
return log_oom();
- if (!DEBUG_LOGGING)
- (void) table_set_display(t, (size_t) 0, (size_t) 1, (size_t) 2, (size_t) 3, (size_t) 4, (size_t) 7, (size_t) 9, (size_t) -1);
+ if (!DEBUG_LOGGING) {
+ if (arg_json)
+ (void) table_set_display(t, (size_t) 0, (size_t) 1, (size_t) 2, (size_t) 3, (size_t) 4,
+ (size_t) 5, (size_t) 6, (size_t) 7, (size_t) 9, (size_t) 10, (size_t) 12, (size_t) -1);
+ else
+ (void) table_set_display(t, (size_t) 0, (size_t) 1, (size_t) 2, (size_t) 3, (size_t) 4,
+ (size_t) 8, (size_t) 11, (size_t) -1);
+ }
(void) table_set_align_percent(t, table_get_cell(t, 0, 4), 100);
(void) table_set_align_percent(t, table_get_cell(t, 0, 5), 100);
@@ -1633,11 +1647,16 @@ static int context_dump_partitions(Context *context, const char *node) {
LIST_FOREACH(partitions, p, context->partitions) {
_cleanup_free_ char *size_change = NULL, *padding_change = NULL, *partname = NULL;
char uuid_buffer[ID128_UUID_STRING_MAX];
- const char *label;
+ const char *label, *activity = NULL;
if (p->dropped)
continue;
+ if (p->current_size == UINT64_MAX)
+ activity = "create";
+ else if (p->current_size != p->new_size)
+ activity = "resize";
+
label = partition_label(p);
partname = p->partno != UINT64_MAX ? fdisk_partname(node, p->partno+1) : NULL;
@@ -1660,17 +1679,20 @@ static int context_dump_partitions(Context *context, const char *node) {
TABLE_STRING, label ?: "-", TABLE_SET_COLOR, label ? NULL : ansi_grey(),
TABLE_UUID, sd_id128_is_null(p->new_uuid) ? p->current_uuid : p->new_uuid,
TABLE_STRING, p->definition_path ? basename(p->definition_path) : "-", TABLE_SET_COLOR, p->definition_path ? NULL : ansi_grey(),
- TABLE_STRING, partname ?: "no", TABLE_SET_COLOR, partname ? NULL : ansi_highlight(),
+ TABLE_STRING, partname ?: "-", TABLE_SET_COLOR, partname ? NULL : ansi_highlight(),
TABLE_UINT64, p->offset,
+ TABLE_UINT64, p->current_size == UINT64_MAX ? 0 : p->current_size,
TABLE_UINT64, p->new_size,
TABLE_STRING, size_change, TABLE_SET_COLOR, !p->partitions_next && sum_size > 0 ? ansi_underline() : NULL,
+ TABLE_UINT64, p->current_padding == UINT64_MAX ? 0 : p->current_padding,
TABLE_UINT64, p->new_padding,
- TABLE_STRING, padding_change, TABLE_SET_COLOR, !p->partitions_next && sum_padding > 0 ? ansi_underline() : NULL);
+ TABLE_STRING, padding_change, TABLE_SET_COLOR, !p->partitions_next && sum_padding > 0 ? ansi_underline() : NULL,
+ TABLE_STRING, activity ?: "unknown");
if (r < 0)
return table_log_add_error(r);
}
- if (sum_padding > 0 || sum_size > 0) {
+ if (!arg_json && (sum_padding > 0 || sum_size > 0)) {
char s[FORMAT_BYTES_MAX];
const char *a, *b;
@@ -1686,14 +1708,20 @@ static int context_dump_partitions(Context *context, const char *node) {
TABLE_EMPTY,
TABLE_EMPTY,
TABLE_EMPTY,
+ TABLE_EMPTY,
TABLE_STRING, a,
TABLE_EMPTY,
- TABLE_STRING, b);
+ TABLE_EMPTY,
+ TABLE_STRING, b,
+ TABLE_EMPTY);
if (r < 0)
return table_log_add_error(r);
}
- r = table_print(t, stdout);
+ if (arg_json)
+ r = table_print_json(t, stdout, arg_json_format_flags);
+ else
+ r = table_print(t, stdout);
if (r < 0)
return log_error_errno(r, "Failed to dump table: %m");
@@ -2399,16 +2427,14 @@ static int context_write_partition_table(
assert(context);
if (arg_pretty > 0 ||
- (arg_pretty < 0 && isatty(STDOUT_FILENO) > 0)) {
+ (arg_pretty < 0 && isatty(STDOUT_FILENO) > 0) || arg_json) {
- if (context->n_partitions == 0)
- puts("Empty partition table.");
- else
- (void) context_dump_partitions(context, node);
+ (void) context_dump_partitions(context, node);
putc('\n', stdout);
- (void) context_dump_partition_bar(context, node);
+ if (!arg_json)
+ (void) context_dump_partition_bar(context, node);
putc('\n', stdout);
fflush(stdout);
}
@@ -2791,7 +2817,7 @@ static int help(void) {
" --empty=MODE One of refuse, allow, require, force, create; controls\n"
" how to handle empty disks lacking partition tables\n"
" --discard=BOOL Whether to discard backing blocks for new partitions\n"
- " --pretty=BOOL Whether to show pretty summary before executing operation\n"
+ " --pretty=BOOL Whether to show pretty summary before doing changes\n"
" --factory-reset=BOOL Whether to remove data partitions before recreating\n"
" them\n"
" --can-factory-reset Test whether factory reset is defined\n"
@@ -2799,6 +2825,8 @@ static int help(void) {
" --definitions=DIR Find partitions in specified directory\n"
" --seed=UUID 128bit seed UUID to derive all UUIDs from\n"
" --size=BYTES Grow loopback file to specified size\n"
+ " --json=pretty|short|off\n"
+ " Generate json output\n"
"\nSee the %s for details.\n"
, program_invocation_short_name
, ansi_highlight(), ansi_normal()
@@ -2822,6 +2850,7 @@ static int parse_argv(int argc, char *argv[]) {
ARG_PRETTY,
ARG_DEFINITIONS,
ARG_SIZE,
+ ARG_JSON,
};
static const struct option options[] = {
@@ -2837,6 +2866,7 @@ static int parse_argv(int argc, char *argv[]) {
{ "pretty", required_argument, NULL, ARG_PRETTY },
{ "definitions", required_argument, NULL, ARG_DEFINITIONS },
{ "size", required_argument, NULL, ARG_SIZE },
+ { "json", required_argument, NULL, ARG_JSON },
{}
};
@@ -2960,6 +2990,26 @@ static int parse_argv(int argc, char *argv[]) {
arg_size = rounded;
break;
}
+ case ARG_JSON:
+ if (streq(optarg, "pretty")) {
+ arg_json = true;
+ arg_json_format_flags = JSON_FORMAT_PRETTY|JSON_FORMAT_COLOR_AUTO;
+ } else if (streq(optarg, "short")) {
+ arg_json = true;
+ arg_json_format_flags = JSON_FORMAT_NEWLINE;
+ } else if (streq(optarg, "off")) {
+ arg_json = false;
+ arg_json_format_flags = 0;
+ } else if (streq(optarg, "help")) {
+ puts("pretty\n"
+ "short\n"
+ "off");
+ return 0;
+ } else
+ return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Unknown argument to --json=: %s", optarg);
+
+ break;
+
case '?':
return -EINVAL;
diff --git a/src/partition/test-repart.sh b/src/partition/test-repart.sh
index bfb9bcb4c9b..730f9cc9c3f 100755
--- a/src/partition/test-repart.sh
+++ b/src/partition/test-repart.sh
@@ -10,6 +10,8 @@ mkdir -p $D/definitions
SEED=e2a40bf9-73f1-4278-9160-49c031e7aef8
+echo "### Testing systemd-repart --empty=create ###"
+
$repart $D/zzz --empty=create --size=1G --seed=$SEED
sfdisk -d $D/zzz | grep -v -e 'sector-size' -e '^$' >$D/empty
@@ -23,6 +25,8 @@ first-lba: 2048
last-lba: 2097118
EOF
+echo "### Testing with root, root2, home, & swap ###"
+
cat >$D/definitions/root.conf <$D/definitions/swap.conf <$D/populated3
@@ -115,6 +123,8 @@ EOF
dd if=/dev/urandom of=$D/block-copy bs=4096 count=10240
+echo "### Testing with root, root2, home, swap, another partition, & partition copy ###"
+
cat >$D/definitions/extra2.conf <