src/analyze/analyze-verify.c

   1 /* SPDX-License-Identifier: LGPL-2.1-or-later */
   2
   3 #include "analyze.h"
   4 #include "analyze-verify.h"
   5 #include "analyze-verify-util.h"
   6 #include "copy.h"
   7 #include "rm-rf.h"
   8 #include "tmpfile-util.h"
   9
  10 static int process_aliases(char *argv[], char *tempdir, char ***ret) {
  11         _cleanup_strv_free_ char **filenames = NULL;
  12         char **filename;
  13         int r;
  14
  15         assert(argv);
  16         assert(tempdir);
  17         assert(ret);
  18
  19         STRV_FOREACH(filename, strv_skip(argv, 1)) {
  20                 _cleanup_free_ char *src = NULL, *dst = NULL, *base = NULL;
  21                 const char *parse_arg;
  22
  23                 parse_arg = *filename;
  24                 r = extract_first_word(&parse_arg, &src, ":", EXTRACT_DONT_COALESCE_SEPARATORS|EXTRACT_RETAIN_ESCAPE);
  25                 if (r < 0)
  26                         return r;
  27
  28                 if (!parse_arg) {
  29                         r = strv_consume(&filenames, TAKE_PTR(src));
  30                         if (r < 0)
  31                                 return r;
  32
  33                         continue;
  34                 }
  35
  36                 r = path_extract_filename(parse_arg, &base);
  37                 if (r < 0)
  38                         return r;
  39
  40                 dst = path_join(tempdir, base);
  41                 if (!dst)
  42                         return -ENOMEM;
  43
  44                 r = copy_file(src, dst, 0, 0644, 0, 0, COPY_REFLINK);
  45                 if (r < 0)
  46                         return r;
  47
  48                 r = strv_consume(&filenames, TAKE_PTR(dst));
  49                 if (r < 0)
  50                         return r;
  51         }
  52
  53         *ret = TAKE_PTR(filenames);
  54         return 0;
  55 }
  56
  57 int verb_verify(int argc, char *argv[], void *userdata) {
  58         _cleanup_strv_free_ char **filenames = NULL;
  59         _cleanup_(rm_rf_physical_and_freep) char *tempdir = NULL;
  60         int r;
  61
  62         r = mkdtemp_malloc("/tmp/systemd-analyze-XXXXXX", &tempdir);
  63         if (r < 0)
  64                 return log_error_errno(r, "Failed to setup working directory: %m");
  65
  66         r = process_aliases(argv, tempdir, &filenames);
  67         if (r < 0)
  68                 return log_error_errno(r, "Couldn't process aliases: %m");
  69
  70         return verify_units(filenames, arg_scope, arg_man, arg_generators, arg_recursive_errors, arg_root);
  71 }