1 /*
2  * Copyright 2012-2021 the Pacemaker project contributors
3  *
4  * The version control history for this file may have further details.
5  *
6  * This source code is licensed under the GNU Lesser General Public License
7  * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY.
8  */
9 
10 #ifndef PACEMAKER_EXECD__H
11 #  define PACEMAKER_EXECD__H
12 
13 #  include <glib.h>
14 #  include <crm/common/ipc_internal.h>
15 #  include <crm/lrmd.h>
16 #  include <crm/stonith-ng.h>
17 
18 #  ifdef HAVE_GNUTLS_GNUTLS_H
19 #    undef KEYFILE
20 #    include <gnutls/gnutls.h>
21 #  endif
22 
23 extern GHashTable *rsc_list;
24 
25 typedef struct lrmd_rsc_s {
26     char *rsc_id;
27     char *class;
28     char *provider;
29     char *type;
30 
31     int call_opts;
32 
33     /* NEVER dereference this pointer,
34      * It simply exists as a switch to let us know
35      * when the currently active operation has completed */
36     void *active;
37 
38     /* Operations in this list
39      * have not been executed yet. */
40     GList *pending_ops;
41     /* Operations in this list are recurring operations
42      * that have been handed off from the pending ops list. */
43     GList *recurring_ops;
44 
45     int st_probe_rc; // What value should be returned for a probe if stonith
46 
47     crm_trigger_t *work;
48 } lrmd_rsc_t;
49 
50 #  ifdef HAVE_GNUTLS_GNUTLS_H
51 // in remoted_tls.c
52 int lrmd_init_remote_tls_server(void);
53 void lrmd_tls_server_destroy(void);
54 #  endif
55 
56 int lrmd_server_send_reply(pcmk__client_t *client, uint32_t id, xmlNode *reply);
57 
58 int lrmd_server_send_notify(pcmk__client_t *client, xmlNode *msg);
59 
60 void notify_of_new_client(pcmk__client_t *new_client);
61 
62 void process_lrmd_message(pcmk__client_t *client, uint32_t id,
63                           xmlNode *request);
64 
65 void free_rsc(gpointer data);
66 
67 void handle_shutdown_ack(void);
68 
69 void handle_shutdown_nack(void);
70 
71 void lrmd_client_destroy(pcmk__client_t *client);
72 
73 void client_disconnect_cleanup(const char *client_id);
74 
75 /*!
76  * \brief Don't worry about freeing this connection. It is
77  *        taken care of after mainloop exits by the main() function.
78  */
79 stonith_t *get_stonith_connection(void);
80 
81 /*!
82  * \brief This is a callback that tells the lrmd
83  * the current stonith connection has gone away. This allows
84  * us to timeout any pending stonith commands
85  */
86 void stonith_connection_failed(void);
87 
88 #ifdef PCMK__COMPILE_REMOTE
89 void ipc_proxy_init(void);
90 void ipc_proxy_cleanup(void);
91 void ipc_proxy_add_provider(pcmk__client_t *client);
92 void ipc_proxy_remove_provider(pcmk__client_t *client);
93 void ipc_proxy_forward_client(pcmk__client_t *client, xmlNode *xml);
94 pcmk__client_t *ipc_proxy_get_provider(void);
95 int ipc_proxy_shutdown_req(pcmk__client_t *ipc_proxy);
96 void remoted_spawn_pidone(int argc, char **argv, char **envp);
97 #endif
98 
99 int process_lrmd_alert_exec(pcmk__client_t *client, uint32_t id,
100                             xmlNode *request);
101 void lrmd_drain_alerts(GMainLoop *mloop);
102 
103 #endif // PACEMAKER_EXECD__H
104