diff options
Diffstat (limited to 'src/socket.c')
-rw-r--r-- | src/socket.c | 94 |
1 files changed, 13 insertions, 81 deletions
diff --git a/src/socket.c b/src/socket.c index 2da3215a3d..2a5270f336 100644 --- a/src/socket.c +++ b/src/socket.c @@ -27,7 +27,6 @@ #include <sys/epoll.h> #include <signal.h> #include <arpa/inet.h> -#include <selinux/selinux.h> #include "unit.h" #include "socket.h" @@ -653,89 +652,25 @@ static void socket_apply_fifo_options(Socket *s, int fd) { log_warning("F_SETPIPE_SZ: %m"); } -static int selinux_getconfromexe( - const char *exe, - security_context_t *newcon) { - - security_context_t mycon = NULL, fcon = NULL; - security_class_t sclass; - int r = 0; - - r = getcon(&mycon); - if (r < 0) - goto fail; - - r = getfilecon(exe, &fcon); - if (r < 0) - goto fail; - - sclass = string_to_security_class("process"); - r = security_compute_create(mycon, fcon, sclass, newcon); - -fail: - if (r < 0) - r = -errno; - - freecon(mycon); - freecon(fcon); - return r; -} - -static int selinux_getfileconfrompath( - const security_context_t scon, - const char *path, - const char *class, - security_context_t *fcon) { - - security_context_t dir_con = NULL; - security_class_t sclass; - int r = 0; - - r = getfilecon(path, &dir_con); - if (r >= 0) { - r = -1; - if ((sclass = string_to_security_class(class)) != 0) - r = security_compute_create(scon, dir_con, sclass, fcon); - } - if (r < 0) - r = -errno; - - freecon(dir_con); - return r; -} static int fifo_address_create( const char *path, mode_t directory_mode, mode_t socket_mode, - security_context_t scon, + const char *label, int *_fd) { int fd = -1, r = 0; struct stat st; mode_t old_mask; - security_context_t filecon = NULL; assert(path); assert(_fd); mkdir_parents(path, directory_mode); - if (scon) { - if (scon && ((r = selinux_getfileconfrompath(scon, path, "fifo_file", &filecon)) == 0)) { - r = setfscreatecon(filecon); - - if (r < 0) { - log_error("Failed to set SELinux file context (%s) on %s: %m", scon, path); - r = -errno; - } - - freecon(filecon); - } - - if (r < 0 && security_getenforce() == 1) - goto fail; - } + if ((r = label_fifofile_set(label, path)) < 0) + goto fail; /* Enforce the right access mode for the fifo */ old_mask = umask(~ socket_mode); @@ -756,7 +691,7 @@ static int fifo_address_create( goto fail; } - setfscreatecon(NULL); + label_file_clear(); if (fstat(fd, &st) < 0) { r = -errno; @@ -776,7 +711,8 @@ static int fifo_address_create( return 0; fail: - setfscreatecon(NULL); + label_file_clear(); + if (fd >= 0) close_nointr_nofail(fd); @@ -786,20 +722,16 @@ fail: static int socket_open_fds(Socket *s) { SocketPort *p; int r; - security_context_t scon = NULL; + char *label = NULL; assert(s); if ((r = socket_instantiate_service(s)) < 0) return r; - if (selinux_getconfromexe(s->service->exec_command[SERVICE_EXEC_START]->path, &scon) < 0) { - log_error("Failed to get SELinux exec context for %s \n", s->service->exec_command[SERVICE_EXEC_START]->path); - if (security_getenforce() == 1) - return -errno; - } + if ((r = label_get_socket_label_from_exe(s->service->exec_command[SERVICE_EXEC_START]->path, &label)) < 0) + return r; - log_debug("SELinux Socket context for %s set to %s\n", s->service->exec_command[SERVICE_EXEC_START]->path, scon); LIST_FOREACH(port, p, s->ports) { if (p->fd >= 0) @@ -815,7 +747,7 @@ static int socket_open_fds(Socket *s) { s->free_bind, s->directory_mode, s->socket_mode, - scon, + label, &p->fd)) < 0) goto rollback; @@ -827,7 +759,7 @@ static int socket_open_fds(Socket *s) { p->path, s->directory_mode, s->socket_mode, - scon, + label, &p->fd)) < 0) goto rollback; @@ -837,12 +769,12 @@ static int socket_open_fds(Socket *s) { assert_not_reached("Unknown port type"); } - freecon(scon); + label_free(label); return 0; rollback: socket_close_fds(s); - freecon(scon); + label_free(label); return r; } |