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Fix potential deadlock

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This commit is contained in:
practicalswift 2018-08-30 10:02:49 +02:00
parent d58dc9f943
commit 1e29379d69
1 changed files with 15 additions and 5 deletions
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20
src/util.cpp
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@ -871,8 +871,10 @@ bool ArgsManager::ReadConfigStream(std::istream& stream, std::string& error, boo
bool ArgsManager::ReadConfigFiles(std::string& error, bool ignore_invalid_keys)
{
LOCK(cs_args);
m_config_args.clear();
{
LOCK(cs_args);
m_config_args.clear();
}
const std::string confPath = GetArg("-conf", BITCOIN_CONF_FILENAME);
fs::ifstream stream(GetConfigFile(confPath));
@ -884,7 +886,12 @@ bool ArgsManager::ReadConfigFiles(std::string& error, bool ignore_invalid_keys)
}
// if there is an -includeconf in the override args, but it is empty, that means the user
// passed '-noincludeconf' on the command line, in which case we should not include anything
if (m_override_args.count("-includeconf") == 0) {
bool emptyIncludeConf;
{
LOCK(cs_args);
emptyIncludeConf = m_override_args.count("-includeconf") == 0;
}
if (emptyIncludeConf) {
std::string chain_id = GetChainName();
std::vector<std::string> includeconf(GetArgs("-includeconf"));
{
@ -896,8 +903,11 @@ bool ArgsManager::ReadConfigFiles(std::string& error, bool ignore_invalid_keys)
// Remove -includeconf from configuration, so we can warn about recursion
// later
m_config_args.erase("-includeconf");
m_config_args.erase(std::string("-") + chain_id + ".includeconf");
{
LOCK(cs_args);
m_config_args.erase("-includeconf");
m_config_args.erase(std::string("-") + chain_id + ".includeconf");
}
for (const std::string& to_include : includeconf) {
fs::ifstream include_config(GetConfigFile(to_include));