mirror of
https://github.com/trapexit/mergerfs.git
synced 2024-11-30 04:23:43 +08:00
143 lines
3.3 KiB
C++
143 lines
3.3 KiB
C++
/*
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The MIT License (MIT)
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Copyright (c) 2014 Antonio SJ Musumeci <trapexit@spawn.link>
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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#include <fuse.h>
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#include <stddef.h>
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#include <string.h>
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#include <iostream>
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#include <string>
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#include <sstream>
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#include "config.hpp"
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#include "policy.hpp"
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using namespace mergerfs;
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template<typename Container>
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Container&
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split(Container &result,
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const typename Container::value_type &s,
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typename Container::value_type::value_type delimiter)
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{
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std::istringstream ss(s);
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while(!ss.eof())
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{
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typename Container::value_type field;
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std::getline(ss,field,delimiter);
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if(field.empty())
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continue;
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result.push_back(field);
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}
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return result;
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}
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static
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int
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process_opt(config::Config &config,
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const std::string arg)
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{
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int rv = 0;
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std::vector<std::string> argvalue;
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split(argvalue,arg,'=');
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switch(argvalue.size())
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{
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case 2:
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if(argvalue[0] == "create")
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config.create = Policy::find(argvalue[1]);
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else if(argvalue[0] == "search")
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config.search = Policy::find(argvalue[1]);
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else if(argvalue[0] == "action")
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config.action = Policy::find(argvalue[1]);
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else
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rv = 1;
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break;
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default:
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case 1:
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if(argvalue[0] == "test")
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config.testmode = true;
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else
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rv = 1;
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break;
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};
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return rv;
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}
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static
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int
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option_processor(void *data,
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const char *arg,
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int key,
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struct fuse_args *outargs)
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{
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int rv = 0;
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config::Config &config = *(config::Config*)data;
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switch(key)
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{
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case FUSE_OPT_KEY_OPT:
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rv = process_opt(config,arg);
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break;
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case FUSE_OPT_KEY_NONOPT:
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if(config.destmount.empty())
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{
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rv = 1;
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config.destmount = arg;
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}
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else
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{
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split(config.srcmounts,arg,':');
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}
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break;
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default:
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break;
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}
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return rv;
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}
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namespace mergerfs
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{
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namespace options
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{
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void
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parse(struct fuse_args &args,
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config::Config &config)
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{
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fuse_opt_parse(&args,
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&config,
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NULL,
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::option_processor);
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config.updateReadStr();
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}
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}
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}
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