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Add a stats character to sslinfo for viewing ciphersuite info.

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This commit is contained in:
Sadie Powell 2024-10-22 21:40:31 +01:00
parent 73bc08d743
commit f4a9f3ce22
1 changed files with 42 additions and 2 deletions
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44
src/modules/m_sslinfo.cpp
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@ -28,6 +28,7 @@
#include "inspircd.h"
#include "extension.h"
#include "modules/ssl.h"
#include "modules/stats.h"
#include "modules/webirc.h"
#include "modules/who.h"
#include "modules/whois.h"
@ -305,9 +306,10 @@ public:
class ModuleSSLInfo final
: public Module
, public Stats::EventListener
, public WebIRC::EventListener
, public Whois::EventListener
, public Who::EventListener
, public Whois::EventListener
{
private:
CommandSSLInfo cmd;
@ -333,9 +335,10 @@ private:
public:
ModuleSSLInfo()
: Module(VF_VENDOR, "Adds user facing TLS information, various TLS configuration options, and the /SSLINFO command to look up TLS certificate information for other users.")
, Stats::EventListener(this)
, WebIRC::EventListener(this)
, Whois::EventListener(this)
, Who::EventListener(this)
, Whois::EventListener(this)
, cmd(this)
{
}
@ -486,6 +489,43 @@ public:
return MOD_RES_PASSTHRU;
}
ModResult OnStats(Stats::Context& stats) override
{
if (stats.GetSymbol() != 't')
return MOD_RES_PASSTHRU;
// Counter for the number of users using each ciphersuite.
std::map<std::string, size_t> counts;
auto& plaintext = counts["Plain text"];
auto& unknown = counts["Unknown"];
for (auto* user : ServerInstance->Users.GetLocalUsers())
{
const auto* ssliohook = SSLIOHook::IsSSL(&user->eh);
if (!ssliohook)
{
plaintext++;
continue;
}
std::string ciphersuite;
ssliohook->GetCiphersuite(ciphersuite);
if (ciphersuite.empty())
unknown++;
else
counts[ciphersuite]++;
}
for (const auto& [ciphersuite, count] : counts)
{
stats.AddGenericRow(INSP_FORMAT("{}: {}", ciphersuite, count))
.AddTags(stats, {
{ "ciphersuite", ciphersuite },
{ "count", ConvToStr(count) },
});
}
return MOD_RES_DENY;
}
void OnWebIRCAuth(LocalUser* user, const WebIRC::FlagMap* flags) override
{
// We are only interested in connection flags. If none have been