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config: make $pid a metavariable

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Signed-off-by: Sage Weil <sage@inktank.com>
This commit is contained in:
Sage Weil 2012-11-26 17:46:14 -08:00
parent aa37fe769d
commit cf2a045402
1 changed files with 3 additions and 1 deletions

4
src/common/config.cc
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@ -900,7 +900,7 @@ int md_config_t::set_val_raw(const char *val, const config_option *opt)
}
static const char *CONF_METAVARIABLES[] =
{ "cluster", "type", "name", "host", "num", "id" };
{ "cluster", "type", "name", "host", "num", "id", "pid" };
static const int NUM_CONF_METAVARIABLES =
(sizeof(CONF_METAVARIABLES) / sizeof(CONF_METAVARIABLES[0]));
@ -976,6 +976,8 @@ bool md_config_t::expand_meta(std::string &origval) const
out += name.get_id().c_str();
else if (var == "id")
out += name.get_id().c_str();
else if (var == "pid")
out += stringify(getpid());
else
assert(0); // unreachable
found_meta = true;