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Rewrites content file if one is missing.

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This commit is contained in:
Andrea Mazzoleni 2013-08-25 22:39:05 +02:00
parent 6ac6d994a6
commit 181c8e71cf
1 changed files with 37 additions and 1 deletions
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38
state.c
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@ -3114,9 +3114,13 @@ void state_read(struct snapraid_state* state)
/* otherwise continue */
if (node->next) {
fprintf(stderr, "warning: Content file '%s' not found, trying with another copy...\n", path);
/* ensure to rewrite all the content files */
state->need_write = 1;
}
}
/* next content file */
node = node->next;
}
@ -3129,13 +3133,45 @@ void state_read(struct snapraid_state* state)
return;
}
/* get the date of the content file */
/* get the stat of the content file */
ret = fstat(shandle(f), &st);
if (ret != 0) {
fprintf(stderr, "Error stating the content file '%s'. %s.\n", path, strerror(errno));
exit(EXIT_FAILURE);
}
/* go futher to check other content files */
while (node) {
char other_path[PATH_MAX];
struct stat other_st;
struct snapraid_content* content = node->data;
pathcpy(other_path, sizeof(other_path), content->content);
ret = stat(other_path, &other_st);
if (ret != 0) {
/* allow missing content files, but not any other kind of error */
if (errno != ENOENT) {
fprintf(stderr, "Error stating the content file '%s'. %s.\n", other_path, strerror(errno));
exit(EXIT_FAILURE);
}
/* ensure to rewrite all the content files */
state->need_write = 1;
} else {
/* if the size is different */
if (other_st.st_size != st.st_size) {
fprintf(stderr, "warning: Content files '%s' and '%s' have a different size!\n", path, other_path);
fprintf(stderr, "warning: Likely one of the two is broken!\n");
/* ensure to rewrite all the content files */
state->need_write = 1;
}
}
/* next content file */
node = node->next;
}
/* start with a undefined default. */
/* it's for compatibility with version 1.0 where MD5 was implicit. */
state->hash = HASH_UNDEFINED;