1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
2 // vim: ts=8 sw=2 smarttab
3 #ifndef CEPH_COMMON_CMDPARSE_H
4 #define CEPH_COMMON_CMDPARSE_H
9 #include <boost/variant.hpp>
10 #include "include/assert.h" // boost clobbers this
11 #include "common/Formatter.h"
12 #include "common/BackTrace.h"
16 /* this is handy; can't believe it's not standard */
17 #define ARRAY_SIZE(a) (sizeof(a) / sizeof(*a))
19 typedef boost::variant<std::string,
23 std::vector<std::string>,
25 std::vector<double>> cmd_vartype;
26 typedef std::map<std::string, cmd_vartype> cmdmap_t;
28 std::string cmddesc_get_prefix(const std::string &cmddesc);
29 void dump_cmd_to_json(ceph::Formatter *f, const std::string& cmd);
30 void dump_cmd_and_help_to_json(ceph::Formatter *f,
31 const std::string& secname,
32 const std::string& cmd,
33 const std::string& helptext);
34 void dump_cmddesc_to_json(ceph::Formatter *jf,
35 const std::string& secname,
36 const std::string& cmdsig,
37 const std::string& helptext,
38 const std::string& module,
39 const std::string& perm,
40 const std::string& avail,
42 bool cmdmap_from_json(std::vector<std::string> cmd, cmdmap_t *mapp,
43 std::stringstream &ss);
44 void cmdmap_dump(const cmdmap_t &cmdmap, ceph::Formatter *f);
45 void handle_bad_get(CephContext *cct, const std::string& k, const char *name);
47 std::string cmd_vartype_stringify(const cmd_vartype& v);
51 cmd_getval(CephContext *cct, const cmdmap_t& cmdmap, const std::string& k, T& val)
53 if (cmdmap.count(k)) {
55 val = boost::get<T>(cmdmap.find(k)->second);
57 } catch (boost::bad_get) {
58 handle_bad_get(cct, k, typeid(T).name());
68 cmd_getval(CephContext *cct, const cmdmap_t& cmdmap, const std::string& k, T& val, const T& defval)
70 if (!cmd_getval(cct, cmdmap, k, val))
76 cmd_putval(CephContext *cct, cmdmap_t& cmdmap, const std::string& k, const T& val)
81 extern int parse_osd_id(const char *s, std::ostream *pss);
82 extern long parse_pos_long(const char *s, std::ostream *pss = NULL);