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-rw-r--r--src/config/lexparse.c3
-rw-r--r--src/include/tipidee/log.h1
-rw-r--r--src/libtipidee/tipidee_log_request.c18
3 files changed, 19 insertions, 3 deletions
diff --git a/src/config/lexparse.c b/src/config/lexparse.c
index 799b17f..99eeaa0 100644
--- a/src/config/lexparse.c
+++ b/src/config/lexparse.c
@@ -150,7 +150,8 @@ static inline void parse_log (char const *s, size_t const *word, size_t n, mdt c
     { .name = "request", .value = TIPIDEE_LOG_REQUEST },
     { .name = "resource", .value = TIPIDEE_LOG_RESOURCE },
     { .name = "start", .value = TIPIDEE_LOG_START },
-    { .name = "user-agent", .value = TIPIDEE_LOG_UA }
+    { .name = "user-agent", .value = TIPIDEE_LOG_UA },
+    { .name = "x-forwarded-for", .value = TIPIDEE_LOG_XFORWARDEDFOR }
   } ;
   uint32_t v = 0 ;
   char pack[4] ;
diff --git a/src/include/tipidee/log.h b/src/include/tipidee/log.h
index 93ee386..b8decc0 100644
--- a/src/include/tipidee/log.h
+++ b/src/include/tipidee/log.h
@@ -23,6 +23,7 @@
 #define TIPIDEE_LOG_CLIENTIP 0x0080
 #define TIPIDEE_LOG_CLIENTHOST 0x0100
 #define TIPIDEE_LOG_HOSTASPREFIX 0x0200
+#define TIPIDEE_LOG_XFORWARDEDFOR 0x0400
 #define TIPIDEE_LOG_DEBUG 0x8000
 
 #define TIPIDEE_LOG_DEFAULT (TIPIDEE_LOG_REQUEST | TIPIDEE_LOG_ANSWER | TIPIDEE_LOG_SIZE)
diff --git a/src/libtipidee/tipidee_log_request.c b/src/libtipidee/tipidee_log_request.c
index 6543214..54755ec 100644
--- a/src/libtipidee/tipidee_log_request.c
+++ b/src/libtipidee/tipidee_log_request.c
@@ -12,10 +12,10 @@
 
 void tipidee_log_request (uint32_t v, tipidee_rql const *rql, tipidee_headers const *hdr, stralloc *sa)
 {
-  char const *a[16] = { PROG, ": info:" } ;
+  char const *a[18] = { PROG, ": info:" } ;
   size_t m = 2 ;
   size_t start = sa->len ;  /* assert: not zero */
-  size_t refpos = 0, uapos = 0 ;
+  size_t refpos = 0, uapos = 0, xffpos = 0 ;
   if (!(v & TIPIDEE_LOG_REQUEST)) return ;
   if (!string_quotes(sa, rql->uri.path) || !stralloc_0(sa)) goto eerr ;
   if (v & TIPIDEE_LOG_REFERRER)
@@ -36,6 +36,15 @@ void tipidee_log_request (uint32_t v, tipidee_rql const *rql, tipidee_headers co
       if (!string_quotes(sa, x) || !stralloc_0(sa)) goto err ;
     }
   }
+  if (v & TIPIDEE_LOG_XFORWARDEDFOR)
+  {
+    char const *x = tipidee_headers_search(hdr, "X-Forwarded-For") ;
+    if (x)
+    {
+      xffpos = sa->len ;
+      if (!string_quotes(sa, x) || !stralloc_0(sa)) goto err ;
+    }
+  }
   if (v & TIPIDEE_LOG_HOSTASPREFIX)
   {
     a[m++] = " host " ;
@@ -67,6 +76,11 @@ void tipidee_log_request (uint32_t v, tipidee_rql const *rql, tipidee_headers co
     a[m++] = " user-agent " ;
     a[m++] = sa->s + uapos ;
   }
+  if (xffpos)
+  {
+    a[m++] = " x-forwarded-for " ;
+    a[m++] = sa->s + xffpos ;
+  }
   strerr_warnv(a, m) ;
   sa->len = start ;
   return ;