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path: root/src/libsystemd-bus/bus-dump.c
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Diffstat (limited to 'src/libsystemd-bus/bus-dump.c')
-rw-r--r--src/libsystemd-bus/bus-dump.c227
1 files changed, 141 insertions, 86 deletions
diff --git a/src/libsystemd-bus/bus-dump.c b/src/libsystemd-bus/bus-dump.c
index 8231cfabcd..9545e181d8 100644
--- a/src/libsystemd-bus/bus-dump.c
+++ b/src/libsystemd-bus/bus-dump.c
@@ -24,6 +24,7 @@
#include "util.h"
#include "capability.h"
#include "strv.h"
+#include "audit.h"
#include "bus-message.h"
#include "bus-internal.h"
@@ -45,13 +46,8 @@ static char *indent(unsigned level) {
}
int bus_message_dump(sd_bus_message *m, FILE *f, bool with_header) {
- const char *u = NULL, *uu = NULL, *s = NULL;
- char **cmdline = NULL;
unsigned level = 1;
int r;
- uid_t owner, audit_loginuid;
- uint32_t audit_sessionid;
- bool audit_sessionid_is_set = false, audit_loginuid_is_set = false;
assert(m);
@@ -96,23 +92,6 @@ int bus_message_dump(sd_bus_message *m, FILE *f, bool with_header) {
ansi_highlight_red(), strna(m->error.name), ansi_highlight_off(),
ansi_highlight_red(), strna(m->error.message), ansi_highlight_off());
- if (m->pid != 0)
- fprintf(f, " PID=%lu", (unsigned long) m->pid);
- if (m->pid_starttime != 0)
- fprintf(f, " PIDStartTime=%llu", (unsigned long long) m->pid_starttime);
- if (m->tid != 0)
- fprintf(f, " TID=%lu", (unsigned long) m->tid);
- if (m->uid_valid)
- fprintf(f, " UID=%lu", (unsigned long) m->uid);
- r = sd_bus_message_get_owner_uid(m, &owner);
- if (r >= 0)
- fprintf(f, " OwnerUID=%lu", (unsigned long) owner);
- if (m->gid_valid)
- fprintf(f, " GID=%lu", (unsigned long) m->gid);
-
- if (m->pid != 0 || m->pid_starttime != 0 || m->tid != 0 || m->uid_valid || r >= 0 || m->gid_valid)
- fputs("\n", f);
-
if (m->monotonic != 0)
fprintf(f, " Monotonic=%llu", (unsigned long long) m->monotonic);
if (m->realtime != 0)
@@ -121,70 +100,7 @@ int bus_message_dump(sd_bus_message *m, FILE *f, bool with_header) {
if (m->monotonic != 0 || m->realtime != 0)
fputs("\n", f);
- if (m->exe)
- fprintf(f, " Exe=%s", m->exe);
- if (m->comm)
- fprintf(f, " Comm=%s", m->comm);
- if (m->tid_comm)
- fprintf(f, " TIDComm=%s", m->tid_comm);
- if (m->label)
- fprintf(f, " Label=%s", m->label);
-
- if (m->exe || m->comm || m->tid_comm || m->label)
- fputs("\n", f);
-
- if (sd_bus_message_get_cmdline(m, &cmdline) >= 0) {
- char **c;
-
- fputs(" CommandLine=[", f);
- STRV_FOREACH(c, cmdline) {
- if (c != cmdline)
- fputc(' ', f);
-
- fputs(*c, f);
- }
-
- fputs("]\n", f);
- }
-
- if (m->cgroup)
- fprintf(f, " CGroup=%s\n", m->cgroup);
-
- sd_bus_message_get_unit(m, &u);
- if (u)
- fprintf(f, " Unit=%s", u);
- sd_bus_message_get_user_unit(m, &uu);
- if (uu)
- fprintf(f, " UserUnit=%s", uu);
- sd_bus_message_get_session(m, &s);
- if (s)
- fprintf(f, " Session=%s", s);
- if (sd_bus_message_get_audit_loginuid(m, &audit_loginuid) >= 0) {
- audit_loginuid_is_set = true;
- fprintf(f, " AuditLoginUID=%lu", (unsigned long) audit_loginuid);
- }
- if (sd_bus_message_get_audit_sessionid(m, &audit_sessionid) >= 0) {
- audit_sessionid_is_set = true;
- fprintf(f, " AuditSessionID=%lu", (unsigned long) audit_sessionid);
- }
-
- if (u || uu || s || audit_loginuid_is_set || audit_sessionid_is_set)
- fputs("\n", f);
-
- r = sd_bus_message_has_effective_cap(m, 0);
- if (r >= 0) {
- unsigned long c, last_cap;
-
- fprintf(f, " Capabilities=%s", r ? cap_to_name(0) : "");
-
- last_cap = cap_last_cap();
- for (c = 0; c < last_cap; c++) {
- r = sd_bus_message_has_effective_cap(m, c);
- if (r > 0)
- fprintf(f, "|%s", cap_to_name(c));
- }
- fputs("\n", f);
- }
+ bus_creds_dump(&m->creds, f);
}
r = sd_bus_message_rewind(m, true);
@@ -333,3 +249,142 @@ int bus_message_dump(sd_bus_message *m, FILE *f, bool with_header) {
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) {
+ if (n > 0)
+ fputc(' ', f);
+ if (n % 4 == 3)
+ fputs("\n ", f);
+
+ fputs(cap_to_name(i), f);
+ 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;
+ 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);
+
+ 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;
+}