X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Flibsystemd-bus%2Fbus-dump.c;fp=src%2Flibsystemd-bus%2Fbus-dump.c;h=0000000000000000000000000000000000000000;hb=6bb648a16ae4a682ad4784412af706d2e6a3e4da;hp=78e7597ed540bca227f9fb752b2be0e6e485f4be;hpb=883b36908788361a8bb945ce884dc518da83b371;p=elogind.git diff --git a/src/libsystemd-bus/bus-dump.c b/src/libsystemd-bus/bus-dump.c deleted file mode 100644 index 78e7597ed..000000000 --- a/src/libsystemd-bus/bus-dump.c +++ /dev/null @@ -1,417 +0,0 @@ -/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ - -/*** - This file is part of systemd. - - Copyright 2013 Lennart Poettering - - systemd is free software; you can redistribute it and/or modify it - under the terms of the GNU Lesser General Public License as published by - the Free Software Foundation; either version 2.1 of the License, or - (at your option) any later version. - - systemd is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public License - along with systemd; If not, see . -***/ - -#include "util.h" -#include "capability.h" -#include "strv.h" -#include "audit.h" - -#include "bus-message.h" -#include "bus-internal.h" -#include "bus-type.h" -#include "bus-dump.h" - -static char *indent(unsigned level) { - char *p; - - p = new(char, 2 + level + 1); - if (!p) - return NULL; - - p[0] = p[1] = ' '; - memset(p + 2, '\t', level); - p[2 + level] = 0; - - return p; -} - -int bus_message_dump(sd_bus_message *m, FILE *f, bool with_header) { - unsigned level = 1; - int r; - - assert(m); - - if (!f) - f = stdout; - - if (with_header) { - fprintf(f, - "%s%s%sType=%s%s%s Endian=%c Flags=%u Version=%u", - m->header->type == SD_BUS_MESSAGE_METHOD_ERROR ? ansi_highlight_red() : - m->header->type == SD_BUS_MESSAGE_METHOD_RETURN ? ansi_highlight_green() : - m->header->type != SD_BUS_MESSAGE_SIGNAL ? ansi_highlight() : "", draw_special_char(DRAW_TRIANGULAR_BULLET), ansi_highlight_off(), - ansi_highlight(), bus_message_type_to_string(m->header->type), ansi_highlight_off(), - m->header->endian, - m->header->flags, - m->header->version); - - /* Display synthetic message serial number in a more readable - * format than (uint32_t) -1 */ - if (BUS_MESSAGE_COOKIE(m) == 0xFFFFFFFFULL) - fprintf(f, " Cookie=-1"); - else - fprintf(f, " Cookie=%lu", (unsigned long) BUS_MESSAGE_COOKIE(m)); - - if (m->reply_cookie != 0) - fprintf(f, " ReplyCookie=%lu", (unsigned long) m->reply_cookie); - - fputs("\n", f); - - if (m->sender) - fprintf(f, " Sender=%s%s%s", ansi_highlight(), m->sender, ansi_highlight_off()); - if (m->destination) - fprintf(f, " Destination=%s%s%s", ansi_highlight(), m->destination, ansi_highlight_off()); - if (m->path) - fprintf(f, " Path=%s%s%s", ansi_highlight(), m->path, ansi_highlight_off()); - if (m->interface) - fprintf(f, " Interface=%s%s%s", ansi_highlight(), m->interface, ansi_highlight_off()); - if (m->member) - fprintf(f, " Member=%s%s%s", ansi_highlight(), m->member, ansi_highlight_off()); - - if (m->sender || m->destination || m->path || m->interface || m->member) - fputs("\n", f); - - if (sd_bus_error_is_set(&m->error)) - fprintf(f, - " ErrorName=%s%s%s" - " ErrorMessage=%s\"%s\"%s\n", - ansi_highlight_red(), strna(m->error.name), ansi_highlight_off(), - ansi_highlight_red(), strna(m->error.message), ansi_highlight_off()); - - if (m->monotonic != 0) - fprintf(f, " Monotonic=%llu", (unsigned long long) m->monotonic); - if (m->realtime != 0) - fprintf(f, " Realtime=%llu", (unsigned long long) m->realtime); - - if (m->monotonic != 0 || m->realtime != 0) - fputs("\n", f); - - bus_creds_dump(&m->creds, f); - } - - r = sd_bus_message_rewind(m, true); - if (r < 0) { - log_error("Failed to rewind: %s", strerror(-r)); - return r; - } - - fprintf(f, " MESSAGE \"%s\" {\n", strempty(m->root_container.signature)); - - for (;;) { - _cleanup_free_ char *prefix = NULL; - const char *contents = NULL; - char type; - union { - uint8_t u8; - uint16_t u16; - int16_t s16; - uint32_t u32; - int32_t s32; - uint64_t u64; - int64_t s64; - double d64; - const char *string; - int i; - } basic; - - r = sd_bus_message_peek_type(m, &type, &contents); - if (r < 0) { - log_error("Failed to peek type: %s", strerror(-r)); - return r; - } - - if (r == 0) { - if (level <= 1) - break; - - r = sd_bus_message_exit_container(m); - if (r < 0) { - log_error("Failed to exit container: %s", strerror(-r)); - return r; - } - - level--; - - prefix = indent(level); - if (!prefix) - return log_oom(); - - fprintf(f, "%s};\n", prefix); - continue; - } - - prefix = indent(level); - if (!prefix) - return log_oom(); - - if (bus_type_is_container(type) > 0) { - r = sd_bus_message_enter_container(m, type, contents); - if (r < 0) { - log_error("Failed to enter container: %s", strerror(-r)); - return r; - } - - if (type == SD_BUS_TYPE_ARRAY) - fprintf(f, "%sARRAY \"%s\" {\n", prefix, contents); - else if (type == SD_BUS_TYPE_VARIANT) - fprintf(f, "%sVARIANT \"%s\" {\n", prefix, contents); - else if (type == SD_BUS_TYPE_STRUCT) - fprintf(f, "%sSTRUCT \"%s\" {\n", prefix, contents); - else if (type == SD_BUS_TYPE_DICT_ENTRY) - fprintf(f, "%sDICT_ENTRY \"%s\" {\n", prefix, contents); - - level ++; - - continue; - } - - r = sd_bus_message_read_basic(m, type, &basic); - if (r < 0) { - log_error("Failed to get basic: %s", strerror(-r)); - return r; - } - - assert(r > 0); - - switch (type) { - - case SD_BUS_TYPE_BYTE: - fprintf(f, "%sBYTE %s%u%s;\n", prefix, ansi_highlight(), basic.u8, ansi_highlight_off()); - break; - - case SD_BUS_TYPE_BOOLEAN: - fprintf(f, "%sBOOLEAN %s%s%s;\n", prefix, ansi_highlight(), true_false(basic.i), ansi_highlight_off()); - break; - - case SD_BUS_TYPE_INT16: - fprintf(f, "%sINT16 %s%i%s;\n", prefix, ansi_highlight(), basic.s16, ansi_highlight_off()); - break; - - case SD_BUS_TYPE_UINT16: - fprintf(f, "%sUINT16 %s%u%s;\n", prefix, ansi_highlight(), basic.u16, ansi_highlight_off()); - break; - - case SD_BUS_TYPE_INT32: - fprintf(f, "%sINT32 %s%i%s;\n", prefix, ansi_highlight(), basic.s32, ansi_highlight_off()); - break; - - case SD_BUS_TYPE_UINT32: - fprintf(f, "%sUINT32 %s%u%s;\n", prefix, ansi_highlight(), basic.u32, ansi_highlight_off()); - break; - - case SD_BUS_TYPE_INT64: - fprintf(f, "%sINT64 %s%lli%s;\n", prefix, ansi_highlight(), (long long) basic.s64, ansi_highlight_off()); - break; - - case SD_BUS_TYPE_UINT64: - fprintf(f, "%sUINT64 %s%llu%s;\n", prefix, ansi_highlight(), (unsigned long long) basic.u64, ansi_highlight_off()); - break; - - case SD_BUS_TYPE_DOUBLE: - fprintf(f, "%sDOUBLE %s%g%s;\n", prefix, ansi_highlight(), basic.d64, ansi_highlight_off()); - break; - - case SD_BUS_TYPE_STRING: - fprintf(f, "%sSTRING \"%s%s%s\";\n", prefix, ansi_highlight(), basic.string, ansi_highlight_off()); - break; - - case SD_BUS_TYPE_OBJECT_PATH: - fprintf(f, "%sOBJECT_PATH \"%s%s%s\";\n", prefix, ansi_highlight(), basic.string, ansi_highlight_off()); - break; - - case SD_BUS_TYPE_SIGNATURE: - fprintf(f, "%sSIGNATURE \"%s%s%s\";\n", prefix, ansi_highlight(), basic.string, ansi_highlight_off()); - break; - - case SD_BUS_TYPE_UNIX_FD: - fprintf(f, "%sUNIX_FD %s%i%s;\n", prefix, ansi_highlight(), basic.i, ansi_highlight_off()); - break; - - default: - assert_not_reached("Unknown basic type."); - } - } - - fprintf(f, " };\n\n"); - return 0; -} - -static void dump_capabilities( - sd_bus_creds *c, - FILE *f, - const char *name, - int (*has)(sd_bus_creds *c, int capability)) { - - unsigned long i, last_cap; - unsigned n = 0; - int r; - - assert(c); - assert(f); - assert(name); - assert(has); - - i = 0; - r = has(c, i); - if (r < 0) - return; - - fprintf(f, " %s=", name); - last_cap = cap_last_cap(); - - for (;;) { - if (r > 0) { - _cleanup_cap_free_charp_ char *t; - - if (n > 0) - fputc(' ', f); - if (n % 4 == 3) - fputs("\n ", f); - - t = cap_to_name(i); - fprintf(f, "%s", t); - n++; - } - - i++; - - if (i > last_cap) - break; - - r = has(c, i); - } - - fputs("\n", f); -} - -int bus_creds_dump(sd_bus_creds *c, FILE *f) { - bool audit_sessionid_is_set = false, audit_loginuid_is_set = false; - const char *u = NULL, *uu = NULL, *s = NULL, *sl = NULL; - uid_t owner, audit_loginuid; - uint32_t audit_sessionid; - char **cmdline = NULL, **well_known = NULL; - int r; - - assert(c); - - if (!f) - f = stdout; - - if (c->mask & SD_BUS_CREDS_PID) - fprintf(f, " PID=%lu", (unsigned long) c->pid); - if (c->mask & SD_BUS_CREDS_PID_STARTTIME) - fprintf(f, " PIDStartTime=%llu", (unsigned long long) c->pid_starttime); - if (c->mask & SD_BUS_CREDS_TID) - fprintf(f, " TID=%lu", (unsigned long) c->tid); - if (c->mask & SD_BUS_CREDS_UID) - fprintf(f, " UID=%lu", (unsigned long) c->uid); - r = sd_bus_creds_get_owner_uid(c, &owner); - if (r >= 0) - fprintf(f, " OwnerUID=%lu", (unsigned long) owner); - if (c->mask & SD_BUS_CREDS_GID) - fprintf(f, " GID=%lu", (unsigned long) c->gid); - - if ((c->mask & (SD_BUS_CREDS_PID|SD_BUS_CREDS_PID_STARTTIME|SD_BUS_CREDS_TID|SD_BUS_CREDS_UID|SD_BUS_CREDS_GID)) || r >= 0) - fputs("\n", f); - - if (c->mask & SD_BUS_CREDS_EXE) - fprintf(f, " Exe=%s", c->exe); - if (c->mask & SD_BUS_CREDS_COMM) - fprintf(f, " Comm=%s", c->comm); - if (c->mask & SD_BUS_CREDS_TID_COMM) - fprintf(f, " TIDComm=%s", c->tid_comm); - if (c->mask & SD_BUS_CREDS_SELINUX_CONTEXT) - fprintf(f, " Label=%s", c->label); - - if (c->mask & (SD_BUS_CREDS_EXE|SD_BUS_CREDS_COMM|SD_BUS_CREDS_TID_COMM|SD_BUS_CREDS_SELINUX_CONTEXT)) - fputs("\n", f); - - if (sd_bus_creds_get_cmdline(c, &cmdline) >= 0) { - char **i; - - fputs(" CommandLine={", f); - STRV_FOREACH(i, cmdline) { - if (i != cmdline) - fputc(' ', f); - - fputs(*i, f); - } - - fputs("}\n", f); - } - - if (c->mask & SD_BUS_CREDS_CGROUP) - fprintf(f, " CGroup=%s", c->cgroup); - sd_bus_creds_get_unit(c, &u); - if (u) - fprintf(f, " Unit=%s", u); - sd_bus_creds_get_user_unit(c, &uu); - if (uu) - fprintf(f, " UserUnit=%s", uu); - sd_bus_creds_get_slice(c, &sl); - if (sl) - fprintf(f, " Slice=%s", sl); - sd_bus_creds_get_session(c, &s); - if (s) - fprintf(f, " Session=%s", s); - - if ((c->mask & SD_BUS_CREDS_CGROUP) || u || uu || sl || s) - fputs("\n", f); - - if (sd_bus_creds_get_audit_login_uid(c, &audit_loginuid) >= 0) { - audit_loginuid_is_set = true; - fprintf(f, " AuditLoginUID=%lu", (unsigned long) audit_loginuid); - } - if (sd_bus_creds_get_audit_session_id(c, &audit_sessionid) >= 0) { - audit_sessionid_is_set = true; - fprintf(f, " AuditSessionID=%lu", (unsigned long) audit_sessionid); - } - - if (audit_loginuid_is_set || audit_sessionid_is_set) - fputs("\n", f); - - if (c->mask & SD_BUS_CREDS_UNIQUE_NAME) - fprintf(f, " UniqueName=%s", c->unique_name); - - if (sd_bus_creds_get_well_known_names(c, &well_known) >= 0) { - char **i; - - fputs(" WellKnownNames={", f); - STRV_FOREACH(i, well_known) { - if (i != well_known) - fputc(' ', f); - - fputs(*i, f); - } - - fputc('}', f); - } - - if (c->mask & SD_BUS_CREDS_UNIQUE_NAME || well_known) - fputc('\n', f); - - dump_capabilities(c, f, "EffectiveCapabilities", sd_bus_creds_has_effective_cap); - dump_capabilities(c, f, "PermittedCapabilities", sd_bus_creds_has_permitted_cap); - dump_capabilities(c, f, "InheritableCapabilities", sd_bus_creds_has_inheritable_cap); - dump_capabilities(c, f, "BoundingCapabilities", sd_bus_creds_has_bounding_cap); - - return 0; -}