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Commit | Line | Data |
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9f95a23c TL |
1 | #include "ceph_releases.h" |
2 | ||
3 | #include <ostream> | |
4 | ||
5 | #include "ceph_ver.h" | |
6 | ||
7 | std::ostream& operator<<(std::ostream& os, const ceph_release_t r) | |
8 | { | |
9 | return os << ceph_release_name(static_cast<int>(r)); | |
10 | } | |
11 | ||
12 | ceph_release_t ceph_release() | |
13 | { | |
14 | return ceph_release_t{CEPH_RELEASE}; | |
15 | } | |
16 | ||
17 | ceph_release_t ceph_release_from_name(std::string_view s) | |
18 | { | |
19 | ceph_release_t r = ceph_release_t::max; | |
20 | while (--r != ceph_release_t::unknown) { | |
f67539c2 | 21 | if (s == to_string(r)) { |
9f95a23c TL |
22 | return r; |
23 | } | |
24 | } | |
25 | return ceph_release_t::unknown; | |
26 | } | |
27 | ||
28 | bool can_upgrade_from(ceph_release_t from_release, | |
29 | std::string_view from_release_name, | |
30 | std::ostream& err) | |
31 | { | |
32 | if (from_release == ceph_release_t::unknown) { | |
33 | // cannot tell, but i am optimistic | |
34 | return true; | |
35 | } | |
36 | const ceph_release_t cutoff{static_cast<uint8_t>(static_cast<uint8_t>(from_release) + 2)}; | |
37 | const auto to_release = ceph_release(); | |
38 | if (cutoff < to_release) { | |
39 | err << "recorded " << from_release_name << " " | |
f67539c2 TL |
40 | << to_integer<int>(from_release) << " (" << from_release << ") " |
41 | << "is more than two releases older than installed " | |
42 | << to_integer<int>(to_release) << " (" << to_release << "); " | |
9f95a23c TL |
43 | << "you can only upgrade 2 releases at a time\n" |
44 | << "you should first upgrade to "; | |
45 | auto release = from_release; | |
46 | while (++release <= cutoff) { | |
f67539c2 | 47 | err << to_integer<int>(release) << " (" << release << ")"; |
9f95a23c TL |
48 | if (release < cutoff) { |
49 | err << " or "; | |
50 | } else { | |
51 | err << "\n"; | |
52 | } | |
53 | } | |
54 | return false; | |
55 | } else { | |
56 | return true; | |
57 | } | |
58 | } |