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symlinkify: file -> symlink-to-original-file after timeout

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This commit is contained in:
Antonio SJ Musumeci 2017-04-24 06:57:29 -04:00
parent 25ce9938c6
commit 6a7675f2bf
13 changed files with 290 additions and 47 deletions
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42
src/option_parser.cpp
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@ -106,8 +106,8 @@ set_default_options(fuse_args &args)
static
int
parse_and_process_minfreespace(const std::string &value,
uint64_t &minfreespace)
parse_and_process(const std::string &value,
uint64_t &minfreespace)
{
int rv;
@ -120,8 +120,22 @@ parse_and_process_minfreespace(const std::string &value,
static
int
parse_and_process_boolean(const std::string &value,
bool &boolean)
parse_and_process(const std::string &value,
time_t &time)
{
int rv;
rv = num::to_time_t(value,time);
if(rv == -1)
return 1;
return 0;
}
static
int
parse_and_process(const std::string &value,
bool &boolean)
{
if(value == "false")
boolean = false;
@ -167,11 +181,15 @@ parse_and_process_kv_arg(Config &config,
else
{
if(key == "minfreespace")
rv = parse_and_process_minfreespace(value,config.minfreespace);
rv = parse_and_process(value,config.minfreespace);
else if(key == "moveonenospc")
rv = parse_and_process_boolean(value,config.moveonenospc);
rv = parse_and_process(value,config.moveonenospc);
else if(key == "dropcacheonclose")
rv = parse_and_process_boolean(value,config.dropcacheonclose);
rv = parse_and_process(value,config.dropcacheonclose);
else if(key == "symlinkify")
rv = parse_and_process(value,config.symlinkify);
else if(key == "symlinkify_timeout")
rv = parse_and_process(value,config.symlinkify_timeout);
}
if(rv == -1)
@ -261,12 +279,18 @@ usage(void)
" autogenerated by libfuse. Suggested.\n"
" -o minfreespace=<int> minimum free space needed for certain policies.\n"
" default=4G\n"
" -o moveonenospc=<bool> try to move file to another drive when ENOSPC\n"
" -o moveonenospc=<bool> Try to move file to another drive when ENOSPC\n"
" on write. default=false\n"
" -o dropcacheonclose=<bool>\n"
" when a file is closed suggest to OS it drop\n"
" When a file is closed suggest to OS it drop\n"
" the file's cache. This is useful when direct_io\n"
" is disabled. default=false\n"
" -o symlinkify=<bool> Read-only files, after a timeout, will be turned\n"
" into symlinks. Read docs for limitations and\n"
" possible issues. default=false\n"
" -o symlinkify_timeout=<int>\n"
" timeout in seconds before will turn to symlinks.\n"
" default=3600\n"
<< std::endl;
}