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sqlite3_bind_int64(stmt, 6, timestamp+delay_seconds);
sqlite3_step(stmt);
sqlite3_finalize(stmt);
if (thread==DC_IMAP_THREAD) {
dc_interrupt_imap_idle(context);
}
else {
dc_interrupt_smtp_idle(context);
}
}
static void dc_job_update(dc_context_t* context, const dc_job_t* job)
{
sqlite3_stmt* stmt = dc_sqlite3_prepare(context->sql,
"UPDATE jobs"
" SET desired_timestamp=?, tries=?, param=?"
" WHERE id=?;");
sqlite3_bind_int64(stmt, 1, job->desired_timestamp);
sqlite3_bind_int64(stmt, 2, job->tries);
sqlite3_bind_text (stmt, 3, job->param->packed, -1, SQLITE_STATIC);
sqlite3_bind_int (stmt, 4, job->job_id);
sqlite3_step(stmt);
sqlite3_finalize(stmt);
}
static void dc_job_delete(dc_context_t* context, const dc_job_t* job)
{
sqlite3_stmt* delete_stmt = dc_sqlite3_prepare(context->sql,
"DELETE FROM jobs WHERE id=?;");
sqlite3_bind_int(delete_stmt, 1, job->job_id);
sqlite3_step(delete_stmt);
sqlite3_finalize(delete_stmt);
}
void dc_job_try_again_later(dc_job_t* job, int try_again, const char* pending_error)
{
if (job==NULL) {
return;
}
job->try_again = try_again;
free(job->pending_error);
job->pending_error = dc_strdup_keep_null(pending_error);
}
void dc_job_kill_action(dc_context_t* context, int action)
{
if (context==NULL) {
return;
}
sqlite3_stmt* stmt = dc_sqlite3_prepare(context->sql,
"DELETE FROM jobs WHERE action=?;");
sqlite3_bind_int(stmt, 1, action);
sqlite3_step(stmt);
sqlite3_finalize(stmt);
}
static void dc_job_perform(dc_context_t* context, int thread, int probe_network)
{
sqlite3_stmt* select_stmt = NULL;
dc_job_t job;
#define THREAD_STR (thread==DC_IMAP_THREAD? "INBOX" : "SMTP")
#define IS_EXCLUSIVE_JOB (DC_JOB_CONFIGURE_IMAP==job.action || DC_JOB_IMEX_IMAP==job.action || DC_JOB_EMPTY_SERVER==job.action)
memset(&job, 0, sizeof(dc_job_t));
job.param = dc_param_new();
if (context==NULL || context->magic!=DC_CONTEXT_MAGIC) {
goto cleanup;
}
if (probe_network==0) {
// processing for first-try and after backoff-timeouts:
// process jobs in the order they were added.
#define FIELDS "id, action, foreign_id, param, added_timestamp, desired_timestamp, tries"
select_stmt = dc_sqlite3_prepare(context->sql,
"SELECT " FIELDS " FROM jobs"
" WHERE thread=? AND desired_timestamp<=?"
" ORDER BY action DESC, added_timestamp;");
sqlite3_bind_int64(select_stmt, 1, thread);
sqlite3_bind_int64(select_stmt, 2, time(NULL));
}
else {
// processing after call to dc_maybe_network():
// process _all_ pending jobs that failed before
// in the order of their backoff-times.
select_stmt = dc_sqlite3_prepare(context->sql,
"SELECT " FIELDS " FROM jobs"
" WHERE thread=? AND tries>0"
" ORDER BY desired_timestamp, action DESC;");
sqlite3_bind_int64(select_stmt, 1, thread);
}