1 files changed, 69 insertions, 0 deletions
diff --git a/include/pcmki/pcmki_cluster_queries.h b/include/pcmki/pcmki_cluster_queries.h
new file mode 100644
index 0000000..776aa27
--- /dev/null
+++ b/include/pcmki/pcmki_cluster_queries.h
@@ -0,0 +1,69 @@
+/*
+ * Copyright 2020-2022 the Pacemaker project contributors
+ *
+ * The version control history for this file may have further details.
+ *
+ * This source code is licensed under the GNU Lesser General Public License
+ * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY.
+ */
+
+#ifndef PCMK__PCMKI_PCMKI_CLUSTER_QUERIES__H
+#  define PCMK__PCMKI_PCMKI_CLUSTER_QUERIES__H
+
+#include <glib.h>               // gboolean, GMainLoop, etc.
+
+#include <crm/crm.h>
+#include <crm/common/output_internal.h>
+#include <crm/common/ipc_controld.h>
+#include <crm/common/ipc_pacemakerd.h>
+
+// CIB queries
+int pcmk__list_nodes(pcmk__output_t *out, const char *node_types,
+                     gboolean bash_export);
+
+// Controller queries
+int pcmk__controller_status(pcmk__output_t *out, const char *node_name,
+                            unsigned int message_timeout_ms);
+int pcmk__designated_controller(pcmk__output_t *out,
+                                unsigned int message_timeout_ms);
+int pcmk__pacemakerd_status(pcmk__output_t *out, const char *ipc_name,
+                            unsigned int message_timeout_ms, bool show_output,
+                            enum pcmk_pacemakerd_state *state);
+int pcmk__query_node_info(pcmk__output_t *out, uint32_t *node_id,
+                          char **node_name, char **uuid, char **state,
+                          bool *have_quorum, bool *is_remote, bool show_output,
+                          unsigned int message_timeout_ms);
+
+/*!
+ * \internal
+ * \brief Get the node name corresponding to a node ID from the controller
+ *
+ * \param[in,out] out                 Output object
+ * \param[in]     node_id             ID of node whose name to get (or 0 for
+ *                                    the local node)
+ * \param[out]    node_name           If not \p NULL, where to store the node
+ *                                    name
+ * \param[in]     message_timeout_ms  How long to wait for a reply from the
+ *                                    \p pacemaker-controld API. If 0,
+ *                                    \p pcmk_ipc_dispatch_sync will be used.
+ *                                    Otherwise, \p pcmk_ipc_dispatch_poll will
+ *                                    be used.
+ *
+ * \return Standard Pacemaker return code
+ *
+ * \note The caller is responsible for freeing \p *node_name using \p free().
+ */
+static inline int
+pcmk__query_node_name(pcmk__output_t *out, uint32_t nodeid, char **node_name,
+                      unsigned int message_timeout_ms)
+{
+    return pcmk__query_node_info(out, &nodeid, node_name, NULL, NULL, NULL,
+                                 NULL, false, message_timeout_ms);
+}
+
+// pacemakerd queries
+int pcmk__pacemakerd_status(pcmk__output_t *out, const char *ipc_name,
+                            unsigned int message_timeout_ms, bool show_output,
+                            enum pcmk_pacemakerd_state *state);
+
+#endif