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From 44cb33f417d62210759c1730ca13bb03165c47ad Mon Sep 17 00:00:00 2001
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From: Jakub Filak <jfilak@redhat.com>
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Date: Tue, 19 Jul 2016 20:33:06 +0200
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Subject: [PATCH] handle-event: stop creating post-create lock
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Since the post-create synchronization has been moved to abrtd and
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abrt-server, there is no need to crate the post-create.lock file.
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Resolves #1132459
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Signed-off-by: Jakub Filak <jfilak@redhat.com>
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---
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 src/daemon/abrt-handle-event.c | 58 ------------------------------------------
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 1 file changed, 58 deletions(-)
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diff --git a/src/daemon/abrt-handle-event.c b/src/daemon/abrt-handle-event.c
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index 8870901..caed577 100644
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--- a/src/daemon/abrt-handle-event.c
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+++ b/src/daemon/abrt-handle-event.c
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@@ -318,51 +318,6 @@ end:
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     return retval;
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 }
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-static void create_lockfile(void)
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-{
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-    char pid_str[sizeof(long)*3 + 4];
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-    sprintf(pid_str, "%lu", (long)getpid());
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-    char *lock_filename = concat_path_file(g_settings_dump_location, "post-create.lock");
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-
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-    /* Someone else's post-create may take a long-ish time to finish.
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-     * For example, I had a failing email sending there, it took
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-     * a minute to time out.
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-     * That's why timeout is large (100 seconds):
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-     */
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-    int count = 100;
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-    while (1)
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-    {
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-        /* Return values:
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-         * -1: error (in this case, errno is 0 if error message is already logged)
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-         *  0: failed to lock (someone else has it locked)
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-         *  1: success
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-         */
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-        int r = create_symlink_lockfile(lock_filename, pid_str);
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-    if (r > 0)
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-            break;
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-    if (r < 0)
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-            error_msg_and_die("Can't create '%s'", lock_filename);
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-    if (--count == 0)
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-        {
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-            /* Someone else's post-create process is alive but stuck.
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-             * Don't wait forever.
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-             */
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-            error_msg("Stale lock '%s', removing it", lock_filename);
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-            xunlink(lock_filename);
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-            break;
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-        }
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-        sleep(1);
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-    }
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-    free(lock_filename);
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-}
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-
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-static void delete_lockfile(void)
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-{
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-    char *lock_filename = concat_path_file(g_settings_dump_location, "post-create.lock");
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-    xunlink(lock_filename);
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-    free(lock_filename);
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-}
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-
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 static char *do_log(char *log_line, void *param)
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 {
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     /* We pipe output of events to our log.
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@@ -428,23 +383,10 @@ int main(int argc, char **argv)
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             make_run_event_state_forwarding(run_state);
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         run_state->logging_callback = do_log;
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         if (post_create)
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-        {
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             run_state->post_run_callback = is_crash_a_dup;
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-            /*
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-             * The post-create event cannot be run concurrently for more problem
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-             * directories. The problem is in searching for duplicates process
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-             * in case when two concurrently processed directories are duplicates
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-             * of each other. Both of the directories are marked as duplicates
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-             * of each other and are deleted.
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-             */
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-            create_lockfile();
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-        }
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         int r = run_event_on_dir_name(run_state, dump_dir_name, event_name);
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-        if (post_create)
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-            delete_lockfile();
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-
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         const bool no_action_for_event = (r == 0 && run_state->children_count == 0);
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         free_run_event_state(run_state);
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-- 
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1.8.3.1
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