diff options
Diffstat (limited to 'src/coredump/coredump.c')
| -rw-r--r-- | src/coredump/coredump.c | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/src/coredump/coredump.c b/src/coredump/coredump.c index e38cc59a36..855f0e9330 100644 --- a/src/coredump/coredump.c +++ b/src/coredump/coredump.c @@ -324,7 +324,8 @@ static int save_external_coredump( char **ret_filename, int *ret_node_fd, int *ret_data_fd, - uint64_t *ret_size) { + uint64_t *ret_size, + bool *truncated) { _cleanup_free_ char *fn = NULL, *tmp = NULL; _cleanup_close_ int fd = -1; @@ -372,7 +373,9 @@ static int save_external_coredump( if (r < 0) { log_error_errno(r, "Cannot store coredump of %s (%s): %m", context[CONTEXT_PID], context[CONTEXT_COMM]); goto fail; - } else if (r == 1) + } + *truncated = r == 1; + if (*truncated) log_struct(LOG_INFO, LOG_MESSAGE("Core file was truncated to %zu bytes.", max_size), "SIZE_LIMIT=%zu", max_size, @@ -691,6 +694,8 @@ static int change_uid_gid(const char *context[]) { return drop_privileges(uid, gid, 0); } +#define SUBMIT_COREDUMP_FIELDS 4 + static int submit_coredump( const char *context[_CONTEXT_MAX], struct iovec *iovec, @@ -701,18 +706,20 @@ static int submit_coredump( _cleanup_close_ int coredump_fd = -1, coredump_node_fd = -1; _cleanup_free_ char *core_message = NULL, *filename = NULL, *coredump_data = NULL; uint64_t coredump_size = UINT64_MAX; + bool truncated = false; int r; assert(context); assert(iovec); - assert(n_iovec_allocated >= n_iovec + 3); + assert(n_iovec_allocated >= n_iovec + SUBMIT_COREDUMP_FIELDS); assert(input_fd >= 0); /* Vacuum before we write anything again */ (void) coredump_vacuum(-1, arg_keep_free, arg_max_use); /* Always stream the coredump to disk, if that's possible */ - r = save_external_coredump(context, input_fd, &filename, &coredump_node_fd, &coredump_fd, &coredump_size); + r = save_external_coredump(context, input_fd, + &filename, &coredump_node_fd, &coredump_fd, &coredump_size, &truncated); if (r < 0) /* Skip whole core dumping part */ goto log; @@ -770,6 +777,9 @@ log: if (core_message) IOVEC_SET_STRING(iovec[n_iovec++], core_message); + if (truncated) + IOVEC_SET_STRING(iovec[n_iovec++], "COREDUMP_TRUNCATED=yes"); + /* Optionally store the entire coredump in the journal */ if (arg_storage == COREDUMP_STORAGE_JOURNAL) { if (coredump_size <= arg_journal_size_max) { @@ -861,7 +871,7 @@ static int process_socket(int fd) { ssize_t n; ssize_t l; - if (!GREEDY_REALLOC(iovec, n_allocated, n_iovec + 3)) { + if (!GREEDY_REALLOC(iovec, n_allocated, n_iovec + SUBMIT_COREDUMP_FIELDS)) { r = log_oom(); goto finish; } @@ -925,7 +935,7 @@ static int process_socket(int fd) { n_iovec++; } - if (!GREEDY_REALLOC(iovec, n_allocated, n_iovec + 3)) { + if (!GREEDY_REALLOC(iovec, n_allocated, n_iovec + SUBMIT_COREDUMP_FIELDS)) { r = log_oom(); goto finish; } @@ -1027,6 +1037,7 @@ static int process_special_crash(const char *context[], int input_fd) { _cleanup_close_ int coredump_fd = -1, coredump_node_fd = -1; _cleanup_free_ char *filename = NULL; uint64_t coredump_size; + bool truncated; int r; assert(context); @@ -1037,7 +1048,8 @@ static int process_special_crash(const char *context[], int input_fd) { if (arg_storage != COREDUMP_STORAGE_NONE) arg_storage = COREDUMP_STORAGE_EXTERNAL; - r = save_external_coredump(context, input_fd, &filename, &coredump_node_fd, &coredump_fd, &coredump_size); + r = save_external_coredump(context, input_fd, + &filename, &coredump_node_fd, &coredump_fd, &coredump_size, &truncated); if (r < 0) return r; |