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make attr, entry, negative_entry cache timeouts runtime configurable

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This commit is contained in:
Antonio SJ Musumeci 2019-02-03 22:38:57 -05:00
parent a64c7c97ad
commit 0918dfd117
12 changed files with 253 additions and 31 deletions
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55
src/fuse_getxattr.cpp
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@ -130,6 +130,18 @@ namespace l
attrvalue_ = os.str();
}
static
void
getxattr_controlfile_double(const double d_,
string &attrvalue_)
{
std::ostringstream os;
os << d_;
attrvalue_ = os.str();
}
static
void
getxattr_controlfile_time_t(const time_t time,
@ -236,7 +248,7 @@ namespace l
static
void
getxattr_pid(string &attrvalue)
getxattr_controlfile_pid(string &attrvalue)
{
int pid;
char buf[32];
@ -247,6 +259,39 @@ namespace l
attrvalue = buf;
}
static
void
getxattr_controlfile_cache_attr(string &attrvalue)
{
double d;
d = fuse_config_get_attr_timeout(fuse_get_context()->fuse);
l::getxattr_controlfile_double(d,attrvalue);
}
static
void
getxattr_controlfile_cache_entry(string &attrvalue)
{
double d;
d = fuse_config_get_entry_timeout(fuse_get_context()->fuse);
l::getxattr_controlfile_double(d,attrvalue);
}
static
void
getxattr_controlfile_cache_negative_entry(string &attrvalue)
{
double d;
d = fuse_config_get_negative_entry_timeout(fuse_get_context()->fuse);
l::getxattr_controlfile_double(d,attrvalue);
}
static
int
getxattr_controlfile(const Config &config,
@ -298,7 +343,7 @@ namespace l
else if(attr[2] == "version")
l::getxattr_controlfile_version(attrvalue);
else if(attr[2] == "pid")
l::getxattr_pid(attrvalue);
l::getxattr_controlfile_pid(attrvalue);
else if(attr[2] == "direct_io")
l::getxattr_controlfile_bool(config.direct_io,attrvalue);
break;
@ -312,6 +357,12 @@ namespace l
l::getxattr_controlfile_uint64_t(config.open_cache.timeout,attrvalue);
else if((attr[2] == "cache") && (attr[3] == "statfs"))
l::getxattr_controlfile_uint64_t(fs::statvfs_cache_timeout(),attrvalue);
else if((attr[2] == "cache") && (attr[3] == "attr"))
l::getxattr_controlfile_cache_attr(attrvalue);
else if((attr[2] == "cache") && (attr[3] == "entry"))
l::getxattr_controlfile_cache_entry(attrvalue);
else if((attr[2] == "cache") && (attr[3] == "negative_entry"))
l::getxattr_controlfile_cache_negative_entry(attrvalue);
break;
}