diff options
Diffstat (limited to 'src/analyze/analyze-verify.c')
-rw-r--r-- | src/analyze/analyze-verify.c | 304 |
1 files changed, 0 insertions, 304 deletions
diff --git a/src/analyze/analyze-verify.c b/src/analyze/analyze-verify.c deleted file mode 100644 index 5fd3ee49eb..0000000000 --- a/src/analyze/analyze-verify.c +++ /dev/null @@ -1,304 +0,0 @@ -/*** - This file is part of systemd. - - Copyright 2014 Zbigniew Jędrzejewski-Szmek - - 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 <http://www.gnu.org/licenses/>. -***/ - -#include <stdlib.h> - -#include "alloc-util.h" -#include "analyze-verify.h" -#include "bus-error.h" -#include "bus-util.h" -#include "log.h" -#include "manager.h" -#include "pager.h" -#include "path-util.h" -#include "strv.h" -#include "unit-name.h" - -static int prepare_filename(const char *filename, char **ret) { - int r; - const char *name; - _cleanup_free_ char *abspath = NULL; - _cleanup_free_ char *dir = NULL; - _cleanup_free_ char *with_instance = NULL; - char *c; - - assert(filename); - assert(ret); - - r = path_make_absolute_cwd(filename, &abspath); - if (r < 0) - return r; - - name = basename(abspath); - if (!unit_name_is_valid(name, UNIT_NAME_ANY)) - return -EINVAL; - - if (unit_name_is_valid(name, UNIT_NAME_TEMPLATE)) { - r = unit_name_replace_instance(name, "i", &with_instance); - if (r < 0) - return r; - } - - dir = dirname_malloc(abspath); - if (!dir) - return -ENOMEM; - - if (with_instance) - c = path_join(NULL, dir, with_instance); - else - c = path_join(NULL, dir, name); - if (!c) - return -ENOMEM; - - *ret = c; - return 0; -} - -static int generate_path(char **var, char **filenames) { - char **filename; - - _cleanup_strv_free_ char **ans = NULL; - int r; - - STRV_FOREACH(filename, filenames) { - char *t; - - t = dirname_malloc(*filename); - if (!t) - return -ENOMEM; - - r = strv_consume(&ans, t); - if (r < 0) - return r; - } - - assert_se(strv_uniq(ans)); - - r = strv_extend(&ans, ""); - if (r < 0) - return r; - - *var = strv_join(ans, ":"); - if (!*var) - return -ENOMEM; - - return 0; -} - -static int verify_socket(Unit *u) { - int r; - - assert(u); - - if (u->type != UNIT_SOCKET) - return 0; - - /* Cannot run this without the service being around */ - - /* This makes sure instance is created if necessary. */ - r = socket_instantiate_service(SOCKET(u)); - if (r < 0) { - log_unit_error_errno(u, r, "Socket cannot be started, failed to create instance: %m"); - return r; - } - - /* This checks both type of sockets */ - if (UNIT_ISSET(SOCKET(u)->service)) { - Service *service; - - service = SERVICE(UNIT_DEREF(SOCKET(u)->service)); - log_unit_debug(u, "Using %s", UNIT(service)->id); - - if (UNIT(service)->load_state != UNIT_LOADED) { - log_unit_error(u, "Service %s not loaded, %s cannot be started.", UNIT(service)->id, u->id); - return -ENOENT; - } - } - - return 0; -} - -static int verify_executable(Unit *u, ExecCommand *exec) { - if (exec == NULL) - return 0; - - if (access(exec->path, X_OK) < 0) - return log_unit_error_errno(u, errno, "Command %s is not executable: %m", exec->path); - - return 0; -} - -static int verify_executables(Unit *u) { - ExecCommand *exec; - int r = 0, k; - unsigned i; - - assert(u); - - exec = u->type == UNIT_SOCKET ? SOCKET(u)->control_command : - u->type == UNIT_MOUNT ? MOUNT(u)->control_command : - u->type == UNIT_SWAP ? SWAP(u)->control_command : NULL; - k = verify_executable(u, exec); - if (k < 0 && r == 0) - r = k; - - if (u->type == UNIT_SERVICE) - for (i = 0; i < ELEMENTSOF(SERVICE(u)->exec_command); i++) { - k = verify_executable(u, SERVICE(u)->exec_command[i]); - if (k < 0 && r == 0) - r = k; - } - - if (u->type == UNIT_SOCKET) - for (i = 0; i < ELEMENTSOF(SOCKET(u)->exec_command); i++) { - k = verify_executable(u, SOCKET(u)->exec_command[i]); - if (k < 0 && r == 0) - r = k; - } - - return r; -} - -static int verify_documentation(Unit *u, bool check_man) { - char **p; - int r = 0, k; - - STRV_FOREACH(p, u->documentation) { - log_unit_debug(u, "Found documentation item: %s", *p); - - if (check_man && startswith(*p, "man:")) { - k = show_man_page(*p + 4, true); - if (k != 0) { - if (k < 0) - log_unit_error_errno(u, r, "Can't show %s: %m", *p); - else { - log_unit_error_errno(u, r, "man %s command failed with code %d", *p + 4, k); - k = -ENOEXEC; - } - if (r == 0) - r = k; - } - } - } - - /* Check remote URLs? */ - - return r; -} - -static int verify_unit(Unit *u, bool check_man) { - _cleanup_(sd_bus_error_free) sd_bus_error err = SD_BUS_ERROR_NULL; - int r, k; - - assert(u); - - if (log_get_max_level() >= LOG_DEBUG) - unit_dump(u, stdout, "\t"); - - log_unit_debug(u, "Creating %s/start job", u->id); - r = manager_add_job(u->manager, JOB_START, u, JOB_REPLACE, &err, NULL); - if (r < 0) - log_unit_error_errno(u, r, "Failed to create %s/start: %s", u->id, bus_error_message(&err, r)); - - k = verify_socket(u); - if (k < 0 && r == 0) - r = k; - - k = verify_executables(u); - if (k < 0 && r == 0) - r = k; - - k = verify_documentation(u, check_man); - if (k < 0 && r == 0) - r = k; - - return r; -} - -int verify_units(char **filenames, UnitFileScope scope, bool check_man) { - _cleanup_(sd_bus_error_free) sd_bus_error err = SD_BUS_ERROR_NULL; - _cleanup_free_ char *var = NULL; - Manager *m = NULL; - FILE *serial = NULL; - FDSet *fdset = NULL; - char **filename; - int r = 0, k; - - Unit *units[strv_length(filenames)]; - int i, count = 0; - - if (strv_isempty(filenames)) - return 0; - - /* set the path */ - r = generate_path(&var, filenames); - if (r < 0) - return log_error_errno(r, "Failed to generate unit load path: %m"); - - assert_se(set_unit_path(var) >= 0); - - r = manager_new(scope, true, &m); - if (r < 0) - return log_error_errno(r, "Failed to initialize manager: %m"); - - log_debug("Starting manager..."); - - r = manager_startup(m, serial, fdset); - if (r < 0) { - log_error_errno(r, "Failed to start manager: %m"); - goto finish; - } - - manager_clear_jobs(m); - - log_debug("Loading remaining units from the command line..."); - - STRV_FOREACH(filename, filenames) { - _cleanup_free_ char *prepared = NULL; - - log_debug("Handling %s...", *filename); - - k = prepare_filename(*filename, &prepared); - if (k < 0) { - log_error_errno(k, "Failed to prepare filename %s: %m", *filename); - if (r == 0) - r = k; - continue; - } - - k = manager_load_unit(m, NULL, prepared, &err, &units[count]); - if (k < 0) { - log_error_errno(k, "Failed to load %s: %m", *filename); - if (r == 0) - r = k; - } else - count++; - } - - for (i = 0; i < count; i++) { - k = verify_unit(units[i], check_man); - if (k < 0 && r == 0) - r = k; - } - -finish: - manager_free(m); - - return r; -} |