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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:54:28 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:54:28 +0000 |
commit | e6918187568dbd01842d8d1d2c808ce16a894239 (patch) | |
tree | 64f88b554b444a49f656b6c656111a145cbbaa28 /src/osd/error_code.cc | |
parent | Initial commit. (diff) | |
download | ceph-e6918187568dbd01842d8d1d2c808ce16a894239.tar.xz ceph-e6918187568dbd01842d8d1d2c808ce16a894239.zip |
Adding upstream version 18.2.2.upstream/18.2.2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/osd/error_code.cc | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/src/osd/error_code.cc b/src/osd/error_code.cc new file mode 100644 index 000000000..97f0012fd --- /dev/null +++ b/src/osd/error_code.cc @@ -0,0 +1,105 @@ +// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- +// vim: ts=8 sw=2 smarttab +/* + * Ceph - scalable distributed file system + * + * Copyright (C) 2019 Red Hat <contact@redhat.com> + * Author: Adam C. Emerson <aemerson@redhat.com> + * + * This is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License version 2.1, as published by the Free Software + * Foundation. See file COPYING. + * + */ + +#include <string> + +#include "common/error_code.h" +#include "common/errno.h" +#include "error_code.h" + +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wnon-virtual-dtor" +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Wnon-virtual-dtor" +class osd_error_category : public ceph::converting_category { +public: + osd_error_category(){} + const char* name() const noexcept override; + const char* message(int ev, char*, std::size_t) const noexcept override; + std::string message(int ev) const override; + boost::system::error_condition default_error_condition(int ev) const noexcept + override; + bool equivalent(int ev, const boost::system::error_condition& c) const + noexcept override; + using ceph::converting_category::equivalent; + int from_code(int ev) const noexcept override; +}; +#pragma GCC diagnostic pop +#pragma clang diagnostic pop + +const char* osd_error_category::name() const noexcept { + return "osd"; +} + +const char* osd_error_category::message(int ev, char* buf, + std::size_t len) const noexcept { + if (ev == 0) + return "No error"; + + switch (static_cast<osd_errc>(ev)) { + case osd_errc::old_snapc: + return "ORDERSNAP flag set; writer has old snapc"; + case osd_errc::blocklisted: + return "Blocklisted"; + } + + if (len) { + auto s = cpp_strerror(ev); + auto n = s.copy(buf, len - 1); + *(buf + n) = '\0'; + } + return buf; +} + +std::string osd_error_category::message(int ev) const { + if (ev == 0) + return "No error"; + + switch (static_cast<osd_errc>(ev)) { + case osd_errc::old_snapc: + return "ORDERSNAP flag set; writer has old snapc"; + case osd_errc::blocklisted: + return "Blocklisted"; + } + + return cpp_strerror(ev); +} + +boost::system::error_condition osd_error_category::default_error_condition(int ev) const noexcept { + if (ev == static_cast<int>(osd_errc::old_snapc) || + ev == static_cast<int>(osd_errc::blocklisted)) + return { ev, *this }; + else + return { ev, boost::system::generic_category() }; +} + +bool osd_error_category::equivalent(int ev, const boost::system::error_condition& c) const noexcept { + switch (static_cast<osd_errc>(ev)) { + case osd_errc::old_snapc: + return c == boost::system::errc::invalid_argument; + case osd_errc::blocklisted: + return c == boost::system::errc::operation_not_permitted; + } + return default_error_condition(ev) == c; +} + +int osd_error_category::from_code(int ev) const noexcept { + return -ev; +} + +const boost::system::error_category& osd_category() noexcept { + static const osd_error_category c; + return c; +} |