diff options
Diffstat (limited to 'xlators/experimental/jbr-server/src/jbr-internal.h')
| -rw-r--r-- | xlators/experimental/jbr-server/src/jbr-internal.h | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/xlators/experimental/jbr-server/src/jbr-internal.h b/xlators/experimental/jbr-server/src/jbr-internal.h deleted file mode 100644 index ab1dfc16de2..00000000000 --- a/xlators/experimental/jbr-server/src/jbr-internal.h +++ /dev/null @@ -1,116 +0,0 @@ -/* - Copyright (c) 2013 Red Hat, Inc. <http://www.redhat.com> - This file is part of GlusterFS. - - This file is licensed to you under your choice of the GNU Lesser - General Public License, version 3 or any later version (LGPLv3 or - later), or the GNU General Public License, version 2 (GPLv2), in all - cases as published by the Free Software Foundation. -*/ - -#include <sys/stat.h> -#include <sys/types.h> - -#define LEADER_XATTR "user.jbr.leader" -#define SECOND_CHILD(xl) (xl->children->next->xlator) -#define RECONCILER_PATH JBR_SCRIPT_PREFIX"/reconciler.py" -#define CHANGELOG_ENTRY_SIZE 128 - -enum { - gf_mt_jbr_private_t = gf_common_mt_end + 1, - gf_mt_jbr_fd_ctx_t, - gf_mt_jbr_inode_ctx_t, - gf_mt_jbr_dirty_t, - gf_mt_jbr_end -}; - -typedef enum jbr_recon_notify_ev_id_t { - JBR_RECON_SET_LEADER = 1, - JBR_RECON_ADD_CHILD = 2 -} jbr_recon_notify_ev_id_t; - -typedef struct _jbr_recon_notify_ev_s { - jbr_recon_notify_ev_id_t id; - uint32_t index; /* in case of add */ - struct list_head list; -} jbr_recon_notify_ev_t; - -typedef struct { - /* - * This is a hack to allow a non-leader to accept requests while the - * leader is down, and it only works for n=2. The way it works is that - * "config_leader" indicates the state from our options (via init or - * reconfigure) but "leader" is what the fop code actually looks at. If - * config_leader is true, then leader will *always* be true as well, - * giving that brick precedence. If config_leader is false, then - * leader will only be true if there is no connection to the other - * brick (tracked in jbr_notify). - * - * TBD: implement real leader election - */ - gf_boolean_t config_leader; - gf_boolean_t leader; - uint8_t up_children; - uint8_t n_children; - char *vol_file; - uint32_t current_term; - uint32_t kid_state; - gf_lock_t dirty_lock; - struct list_head dirty_fds; - uint32_t index; - gf_lock_t index_lock; - double quorum_pct; - int term_fd; - long term_total; - long term_read; - /* - * This is a super-duper hack, but it will do for now. The reason it's - * a hack is that we pass this to dict_set_static_bin, so we don't have - * to mess around with allocating and freeing it on every single IPC - * request, but it's totally not thread-safe. On the other hand, there - * should only be one reconciliation thread running and calling these - * functions at a time, so maybe that doesn't matter. - * - * TBD: re-evaluate how to manage this - */ - char term_buf[CHANGELOG_ENTRY_SIZE]; - gf_boolean_t child_up; /* To maintain the state of * - * the translator */ -} jbr_private_t; - -typedef struct { - call_stub_t *stub; - call_stub_t *qstub; - uint32_t call_count; - uint32_t successful_acks; - uint32_t successful_op_ret; - fd_t *fd; - struct list_head qlinks; -} jbr_local_t; - -/* - * This should match whatever changelog returns on the pre-op for us to pass - * when we're ready for our post-op. - */ -typedef uint32_t log_id_t; - -typedef struct { - struct list_head links; - log_id_t id; -} jbr_dirty_list_t; - -typedef struct { - fd_t *fd; - struct list_head dirty_list; - struct list_head fd_list; -} jbr_fd_ctx_t; - -typedef struct { - gf_lock_t lock; - uint32_t active; - struct list_head aqueue; - uint32_t pending; - struct list_head pqueue; -} jbr_inode_ctx_t; - -void jbr_start_reconciler (xlator_t *this); |