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Config: Support overwrote by environment variables. (#3197)

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* Support overwrite by environment virable.

* modify duplicated code

* Config: Add stat for envrionment config.

* Config: Fix utest fail.

Co-authored-by: pengfei.ma <pengfei.ma@ctechm.com>
Co-authored-by: winlin <winlin@vip.126.com>
This commit is contained in:
mapengfei53 2022-10-03 13:00:12 +08:00 • committed by GitHub
parent dc20d5ddbc
commit eb04f92176
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8 changed files with 474 additions and 84 deletions
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11
trunk/src/app/srs_app_utility.cpp
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@ -1421,7 +1421,7 @@ string srs_string_dumps_hex(const char* str, int length, int limit, char seperat
return string(buf, len);
}
string srs_getenv(string key)
string srs_getenv(const string& key)
{
string ekey = key;
if (srs_string_starts_with(key, "$")) {
@ -1432,6 +1432,15 @@ string srs_getenv(string key)
return "";
}
std::string::iterator it;
for (it = ekey.begin(); it != ekey.end(); ++it) {
if (*it >= 'a' && *it <= 'z') {
*it += ('A' - 'a');
} else if (*it == '.') {
*it = '_';
}
}
char* value = ::getenv(ekey.c_str());
if (value) {
return value;