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Code Issues Releases Wiki Activity

ircd:Ⓜ️:vm::eval: Minor interface cleanup; unit reorg.

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This commit is contained in:
Jason Volk 2020-12-10 01:25:41 -08:00
parent bc74684267
commit a7edf142c7
4 changed files with 202 additions and 189 deletions
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22
include/ircd/m/vm/eval.h
View file

@ -15,13 +15,13 @@ namespace ircd::m::vm
{
struct eval;
const event *find_pdu(const eval &, const event::id &) noexcept;
eval *find_parent(const eval &, const ctx::ctx & = ctx::cur()) noexcept;
eval *find_root(const eval &, const ctx::ctx & = ctx::cur()) noexcept;
string_view loghead(const mutable_buffer &, const eval &);
string_view loghead(const eval &); // single tls buffer
fault execute(eval &, const vector_view<const event> &);
fault execute(eval &, const json::array &);
fault inject(eval &, json::iov &, const json::iov &);
}
/// Event Evaluation Device
@ -84,19 +84,21 @@ struct ircd::m::vm::eval
eval &operator=(const eval &) = delete;
~eval() noexcept;
static bool for_each(const ctx::ctx *const &, const std::function<bool (eval &)> &);
static eval *find_parent(const eval &, const ctx::ctx & = ctx::cur());
static eval *find_root(const eval &, const ctx::ctx & = ctx::cur());
static size_t count(const ctx::ctx *const &);
// Tools for all evals
static bool for_each(const std::function<bool (eval &)> &);
static bool for_each_pdu(const std::function<bool (const event &)> &);
static const event *find_pdu(const eval &, const event::id &);
// Tools for all evals sharing this ircd::context
static bool for_each(const ctx::ctx *const &, const std::function<bool (eval &)> &);
static size_t count(const ctx::ctx *const &);
// Event snoop interface
static const event *find_pdu(const event::id &);
static size_t count(const event::id &);
static eval *find(const event::id &);
static eval &get(const event::id &);
// Sequence related interface
static bool sequnique(const uint64_t &seq);
static eval *seqnext(const uint64_t &seq);
static eval *seqmax();

7
include/ircd/m/vm/vm.h
View file

@ -29,6 +29,13 @@ namespace ircd::m::vm
#include "eval.h"
#include "seq.h"
namespace ircd::m::vm
{
fault execute(eval &, const vector_view<const event> &);
fault execute(eval &, const json::array &);
fault inject(eval &, json::iov &, const json::iov &);
}
struct ircd::m::vm::init
{
init(), ~init() noexcept;

36
matrix/vm.cc
View file

@ -109,42 +109,6 @@ noexcept
assert(retired == sequence::retired || ircd::read_only);
}
//
// m/vm.h
//
ircd::string_view
ircd::m::vm::loghead(const eval &eval)
{
thread_local char buf[128];
return loghead(buf, eval);
}
ircd::string_view
ircd::m::vm::loghead(const mutable_buffer &buf,
const eval &eval)
{
return fmt::sprintf
{
buf, "vm:%lu:%lu:%lu parent:%lu %s eval:%lu %s seq:%lu %s",
sequence::retired,
sequence::committed,
sequence::uncommitted,
eval.parent?
eval.parent->id:
0UL,
eval.parent?
reflect(eval.parent->phase):
reflect(phase::NONE),
eval.id,
reflect(eval.phase),
sequence::get(eval),
eval.event_?
string_view{eval.event_->event_id}:
"<unidentified>"_sv,
};
}
ircd::http::code
ircd::m::vm::http_code(const fault &code)
{

326
matrix/vm_eval.cc
View file

@ -37,6 +37,172 @@ ircd::m::vm::eval::executing;
decltype(ircd::m::vm::eval::injecting)
ircd::m::vm::eval::injecting;
ircd::string_view
ircd::m::vm::loghead(const eval &eval)
{
thread_local char buf[128];
return loghead(buf, eval);
}
ircd::string_view
ircd::m::vm::loghead(const mutable_buffer &buf,
const eval &eval)
{
return fmt::sprintf
{
buf, "vm:%lu:%lu:%lu parent:%lu %s eval:%lu %s seq:%lu %s",
sequence::retired,
sequence::committed,
sequence::uncommitted,
eval.parent?
eval.parent->id:
0UL,
eval.parent?
reflect(eval.parent->phase):
reflect(phase::NONE),
eval.id,
reflect(eval.phase),
sequence::get(eval),
eval.event_?
string_view{eval.event_->event_id}:
"<unidentified>"_sv,
};
}
ircd::m::vm::eval *
ircd::m::vm::find_root(const eval &a,
const ctx::ctx &c)
noexcept
{
eval *ret {nullptr}, *parent {nullptr}; do
{
if(!(parent = find_parent(a, c)))
return ret;
ret = parent;
}
while(1);
}
ircd::m::vm::eval *
ircd::m::vm::find_parent(const eval &a,
const ctx::ctx &c)
noexcept
{
eval *ret {nullptr};
eval::for_each(&c, [&ret, &a]
(eval &eval)
{
const bool cond
{
(&eval != &a) && (!ret || eval.id > ret->id)
};
ret = cond? &eval : ret;
return true;
});
return ret;
}
const ircd::m::event *
ircd::m::vm::find_pdu(const eval &eval,
const event::id &event_id)
noexcept
{
const m::event *ret{nullptr};
for(const auto &event : eval.pdus)
{
if(event.event_id != event_id)
continue;
ret = std::addressof(event);
break;
}
return ret;
}
//
// eval::eval
//
ircd::m::vm::eval::eval(const vm::opts &opts)
:opts{&opts}
,parent
{
find_parent(*this)
}
{
if(parent)
{
assert(!parent->child);
parent->child = this;
}
}
ircd::m::vm::eval::eval(const vm::copts &opts)
:opts{&opts}
,copts{&opts}
,parent
{
find_parent(*this)
}
{
if(parent)
{
assert(!parent->child);
parent->child = this;
}
}
ircd::m::vm::eval::eval(json::iov &event,
const json::iov &content,
const vm::copts &opts)
:eval{opts}
{
inject(*this, event, content);
}
ircd::m::vm::eval::eval(const event &event,
const vm::opts &opts)
:eval
{
vector_view<const m::event>(&event, 1),
opts
}
{
}
ircd::m::vm::eval::eval(const json::array &pdus,
const vm::opts &opts)
:eval{opts}
{
execute(*this, pdus);
}
ircd::m::vm::eval::eval(const vector_view<const m::event> &events,
const vm::opts &opts)
:eval{opts}
{
execute(*this, events);
}
ircd::m::vm::eval::~eval()
noexcept
{
assert(!child);
if(parent)
{
assert(parent->child == this);
parent->child = nullptr;
}
}
//
// Tools
//
void
ircd::m::vm::eval::seqsort()
{
@ -194,21 +360,26 @@ ircd::m::vm::eval::find_pdu(const event::id &event_id)
return ret;
}
const ircd::m::event *
ircd::m::vm::eval::find_pdu(const eval &eval,
const event::id &event_id)
size_t
ircd::m::vm::eval::count(const ctx::ctx *const &c)
{
const m::event *ret{nullptr};
for(const auto &event : eval.pdus)
return std::count_if(begin(eval::list), end(eval::list), [&c]
(const eval *const &eval)
{
if(event.event_id != event_id)
continue;
return eval->ctx == c;
});
}
ret = std::addressof(event);
break;
}
bool
ircd::m::vm::eval::for_each(const ctx::ctx *const &c,
const std::function<bool (eval &)> &closure)
{
for(eval *const &eval : eval::list)
if(eval->ctx == c)
if(!closure(*eval))
return false;
return ret;
return true;
}
bool
@ -231,6 +402,7 @@ ircd::m::vm::eval::for_each_pdu(const std::function<bool (const event &)> &closu
return true;
});
}
bool
ircd::m::vm::eval::for_each(const std::function<bool (eval &)> &closure)
{
@ -241,138 +413,6 @@ ircd::m::vm::eval::for_each(const std::function<bool (eval &)> &closure)
return true;
}
size_t
ircd::m::vm::eval::count(const ctx::ctx *const &c)
{
return std::count_if(begin(eval::list), end(eval::list), [&c]
(const eval *const &eval)
{
return eval->ctx == c;
});
}
ircd::m::vm::eval *
ircd::m::vm::eval::find_root(const eval &a,
const ctx::ctx &c)
{
eval *ret {nullptr}, *parent {nullptr}; do
{
if(!(parent = find_parent(a, c)))
return ret;
ret = parent;
}
while(1);
}
ircd::m::vm::eval *
ircd::m::vm::eval::find_parent(const eval &a,
const ctx::ctx &c)
{
eval *ret {nullptr};
for_each(&c, [&ret, &a]
(eval &eval)
{
const bool cond
{
(&eval != &a) && (!ret || eval.id > ret->id)
};
ret = cond? &eval : ret;
return true;
});
return ret;
}
bool
ircd::m::vm::eval::for_each(const ctx::ctx *const &c,
const std::function<bool (eval &)> &closure)
{
for(eval *const &eval : eval::list)
if(eval->ctx == c)
if(!closure(*eval))
return false;
return true;
}
//
// eval::eval
//
ircd::m::vm::eval::eval(const vm::opts &opts)
:opts{&opts}
,parent
{
find_parent(*this)
}
{
if(parent)
{
assert(!parent->child);
parent->child = this;
}
}
ircd::m::vm::eval::eval(const vm::copts &opts)
:opts{&opts}
,copts{&opts}
,parent
{
find_parent(*this)
}
{
if(parent)
{
assert(!parent->child);
parent->child = this;
}
}
ircd::m::vm::eval::eval(json::iov &event,
const json::iov &content,
const vm::copts &opts)
:eval{opts}
{
inject(*this, event, content);
}
ircd::m::vm::eval::eval(const event &event,
const vm::opts &opts)
:eval
{
vector_view<const m::event>(&event, 1),
opts
}
{
}
ircd::m::vm::eval::eval(const json::array &pdus,
const vm::opts &opts)
:eval{opts}
{
execute(*this, pdus);
}
ircd::m::vm::eval::eval(const vector_view<const m::event> &events,
const vm::opts &opts)
:eval{opts}
{
execute(*this, events);
}
ircd::m::vm::eval::~eval()
noexcept
{
assert(!child);
if(parent)
{
assert(parent->child == this);
parent->child = nullptr;
}
}
void
ircd::m::vm::eval::mfetch_keys()
const