diff options
Diffstat (limited to 'src/libsystemd/sd-bus/bus-creds.c')
| -rw-r--r-- | src/libsystemd/sd-bus/bus-creds.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/src/libsystemd/sd-bus/bus-creds.c b/src/libsystemd/sd-bus/bus-creds.c index a68b0d00ed..8d02885d3b 100644 --- a/src/libsystemd/sd-bus/bus-creds.c +++ b/src/libsystemd/sd-bus/bus-creds.c @@ -25,6 +25,7 @@ #include "util.h" #include "formats-util.h" #include "process-util.h" +#include "terminal-util.h" #include "capability.h" #include "cgroup-util.h" #include "fileio.h" @@ -54,6 +55,7 @@ void bus_creds_done(sd_bus_creds *c) { free(c->slice); free(c->unescaped_description); free(c->supplementary_gids); + free(c->tty); free(c->well_known_names); /* note that this is an strv, but * we only free the array, not the @@ -543,6 +545,17 @@ _public_ int sd_bus_creds_get_audit_login_uid(sd_bus_creds *c, uid_t *uid) { return 0; } +_public_ int sd_bus_creds_get_tty(sd_bus_creds *c, const char **ret) { + assert_return(c, -EINVAL); + assert_return(ret, -EINVAL); + + if (!(c->mask & SD_BUS_CREDS_TTY)) + return -ENODATA; + + *ret = c->tty; + return 0; +} + _public_ int sd_bus_creds_get_unique_name(sd_bus_creds *c, const char **unique_name) { assert_return(c, -EINVAL); assert_return(unique_name, -EINVAL); @@ -1008,6 +1021,15 @@ int bus_creds_add_more(sd_bus_creds *c, uint64_t mask, pid_t pid, pid_t tid) { c->mask |= SD_BUS_CREDS_AUDIT_LOGIN_UID; } + if (missing & SD_BUS_CREDS_TTY) { + r = get_ctty(pid, NULL, &c->tty); + if (r < 0) { + if (r != -EPERM && r != -EACCES && r != -ENOENT) + return r; + } else + c->mask |= SD_BUS_CREDS_TTY; + } + c->augmented = missing & c->mask; return 0; @@ -1166,6 +1188,16 @@ int bus_creds_extend_by_pid(sd_bus_creds *c, uint64_t mask, sd_bus_creds **ret) n->mask |= SD_BUS_CREDS_AUDIT_LOGIN_UID; } + if (c->mask & mask & SD_BUS_CREDS_TTY) { + if (c->tty) { + n->tty = strdup(c->tty); + if (!n->tty) + return -ENOMEM; + } else + n->tty = NULL; + n->mask |= SD_BUS_CREDS_TTY; + } + if (c->mask & mask & SD_BUS_CREDS_UNIQUE_NAME) { n->unique_name = strdup(c->unique_name); if (!n->unique_name) |