private static IdVersionPair ParseOsReleaseFile()
{
Debug.Assert(RuntimeInformation.IsOSPlatform(OSPlatform.Linux));
IdVersionPair ret = new IdVersionPair();
ret.Id = "";
ret.VersionId = "";
if (File.Exists("/etc/os-release"))
{
foreach (string line in File.ReadLines("/etc/os-release"))
{
if (line.StartsWith("ID=", System.StringComparison.Ordinal))
{
ret.Id = line.Substring("ID=".Length);
}
else if (line.StartsWith("VERSION_ID=", System.StringComparison.Ordinal))
{
ret.VersionId = line.Substring("VERSION_ID=".Length);
}
}
}
string versionId = ret.VersionId;
if (versionId.Length >= 2 && versionId[0] == '"' && versionId[versionId.Length - 1] == '"')
{
// Remove Quotes.
ret.VersionId = versionId.Substring(1, versionId.Length - 2);
}
return ret;
}
private static bool IsDistroAndVersion(string distroId, string versionId)
{
if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux))
{
IdVersionPair v = ParseOsReleaseFile();
if (v.Id == distroId && v.VersionId == versionId)
{
return(true);
}
}
return(false);
}
private static bool GetIsUbuntu(string versionId)
{
if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux))
{
IdVersionPair v = ParseOsReleaseFile();
if (v.Id == "ubuntu" && v.VersionId == versionId)
{
return(true);
}
}
return(false);
}
private static IdVersionPair ParseOsReleaseFile()
{
Debug.Assert(RuntimeInformation.IsOSPlatform(OSPlatform.Linux));
IdVersionPair ret = new IdVersionPair();
ret.Id = "";
ret.VersionId = "";
if (File.Exists("/etc/os-release"))
{
foreach (string line in File.ReadLines("/etc/os-release"))
{
if (line.StartsWith("ID=", System.StringComparison.Ordinal))
{
ret.Id = line.Substring("ID=".Length);
}
else if (line.StartsWith("VERSION_ID=", System.StringComparison.Ordinal))
{
ret.VersionId = line.Substring("VERSION_ID=".Length);
}
}
}
string versionId = ret.VersionId;
if (versionId.Length >= 2 && versionId[0] == '"' && versionId[versionId.Length - 1] == '"')
{
// Remove quotes.
ret.VersionId = versionId.Substring(1, versionId.Length - 2);
}
if (ret.Id.Length >= 2 && ret.Id[0] == '"' && ret.Id[ret.Id.Length - 1] == '"')
{
// Remove quotes.
ret.Id = ret.Id.Substring(1, ret.Id.Length - 2);
}
return(ret);
}
