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/* SPDX-License-Identifier: LGPL-2.1-or-later */
#include "analyze-image-policy.h"
#include "analyze.h"
#include "format-table.h"
#include "terminal-util.h"
static int table_add_designator_line(Table *table, PartitionDesignator d, PartitionPolicyFlags f) {
_cleanup_free_ char *q = NULL;
const char *color;
int r;
assert(table);
assert(f >= 0);
if (partition_policy_flags_to_string(f & _PARTITION_POLICY_USE_MASK, /* simplify= */ true, &q) < 0)
return log_oom();
color = (f & _PARTITION_POLICY_USE_MASK) == PARTITION_POLICY_IGNORE ? ansi_grey() :
((f & (PARTITION_POLICY_UNPROTECTED|PARTITION_POLICY_ENCRYPTED|PARTITION_POLICY_VERITY|PARTITION_POLICY_SIGNED|PARTITION_POLICY_ABSENT)) ==
(PARTITION_POLICY_UNPROTECTED|PARTITION_POLICY_ENCRYPTED|PARTITION_POLICY_VERITY|PARTITION_POLICY_SIGNED|PARTITION_POLICY_ABSENT)) ? ansi_highlight_yellow() :
(f & _PARTITION_POLICY_USE_MASK) == PARTITION_POLICY_ABSENT ? ansi_highlight_red() :
!(f & PARTITION_POLICY_UNPROTECTED) ? ansi_highlight_green() : NULL;
if (d < 0)
r = table_add_many(table,
TABLE_STRING, "default",
TABLE_SET_COLOR, ansi_highlight_green(),
TABLE_STRING, q,
TABLE_SET_COLOR, color);
else
r = table_add_many(table,
TABLE_STRING, partition_designator_to_string(d),
TABLE_SET_COLOR, ansi_normal(),
TABLE_STRING, q,
TABLE_SET_COLOR, color);
if (r < 0)
return table_log_add_error(r);
switch (f & _PARTITION_POLICY_READ_ONLY_MASK) {
case PARTITION_POLICY_READ_ONLY_ON:
r = table_add_many(table, TABLE_BOOLEAN, true);
break;
case PARTITION_POLICY_READ_ONLY_OFF:
r = table_add_many(table, TABLE_BOOLEAN, false);
break;
default:
r = table_add_many(table, TABLE_EMPTY);
break;
}
if (r < 0)
return table_log_add_error(r);
switch (f & _PARTITION_POLICY_GROWFS_MASK) {
case PARTITION_POLICY_GROWFS_ON:
r = table_add_many(table, TABLE_BOOLEAN, true);
break;
case PARTITION_POLICY_GROWFS_OFF:
r = table_add_many(table, TABLE_BOOLEAN, false);
break;
default:
r = table_add_many(table, TABLE_EMPTY);
break;
}
if (r < 0)
return table_log_add_error(r);
return 0;
}
int verb_image_policy(int argc, char *argv[], void *userdata) {
int r;
for (int i = 1; i < argc; i++) {
_cleanup_(table_unrefp) Table *table = NULL;
_cleanup_(image_policy_freep) ImagePolicy *pbuf = NULL;
_cleanup_free_ char *as_string = NULL, *as_string_simplified = NULL;
const ImagePolicy *p;
/* NB: The magic '@' strings are not officially documented for now, since we might change
* around defaults (and in particular where precisely to reuse policy). We should document
* them once the dust has settled a bit. For now it's just useful for debugging and
* introspect our own defaults without guaranteeing API safety. */
if (streq(argv[i], "@sysext"))
p = &image_policy_sysext;
else if (streq(argv[i], "@sysext-strict"))
p = &image_policy_sysext_strict;
else if (streq(argv[i], "@confext"))
p = &image_policy_confext;
else if (streq(argv[i], "@confext-strict"))
p = &image_policy_confext_strict;
else if (streq(argv[i], "@container"))
p = &image_policy_container;
else if (streq(argv[i], "@service"))
p = &image_policy_service;
else if (streq(argv[i], "@host"))
p = &image_policy_host;
else {
r = image_policy_from_string(argv[i], &pbuf);
if (r < 0)
return log_error_errno(r, "Failed to parse image policy '%s': %m", argv[i]);
p = pbuf;
}
r = image_policy_to_string(p, /* simplify= */ false, &as_string);
if (r < 0)
return log_error_errno(r, "Failed to format policy '%s' as string: %m", argv[i]);
r = image_policy_to_string(p, /* simplify= */ true, &as_string_simplified);
if (r < 0)
return log_error_errno(r, "Failed to format policy '%s' as string: %m", argv[i]);
pager_open(arg_pager_flags);
if (streq(as_string, as_string_simplified))
printf("Analyzing policy: %s%s%s\n", ansi_highlight_magenta_underline(), as_string, ansi_normal());
else
printf("Analyzing policy: %s%s%s\n"
" Long form: %s%s%s\n",
ansi_highlight(), as_string_simplified, ansi_normal(),
ansi_grey(), as_string, ansi_normal());
table = table_new("partition", "mode", "read-only", "growfs");
if (!table)
return log_oom();
(void) table_set_ersatz_string(table, TABLE_ERSATZ_DASH);
for (PartitionDesignator d = 0; d < _PARTITION_DESIGNATOR_MAX; d++) {
PartitionPolicyFlags f = image_policy_get_exhaustively(p, d);
assert(f >= 0);
r = table_add_designator_line(table, d, f);
if (r < 0)
return r;
}
r = table_add_designator_line(table, _PARTITION_DESIGNATOR_INVALID, image_policy_default(p));
if (r < 0)
return r;
putc('\n', stdout);
r = table_print(table, NULL);
if (r < 0)
return r;
}
return EXIT_SUCCESS;
}
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