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SNMP test

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This commit is contained in:
roberto
2010-09-05 12:47:21 +02:00
parent 58b72a4c80
commit 9285b403d9
3 changed files with 48 additions and 1 deletions
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snmp.c
+46
View File
@@ -55,6 +55,9 @@ void manage_snmp(int fd, uint8_t * buffer, int size, struct sockaddr_in *client_
return;
ptr++;
#ifdef UWSGI_DEBUG
uwsgi_debug("SNMP packet size: %d\n", size);
#endif
@@ -68,6 +71,9 @@ void manage_snmp(int fd, uint8_t * buffer, int size, struct sockaddr_in *client_
return;
ptr += ptrdelta;
#ifdef UWSGI_DEBUG
uwsgi_debug("SNMP version: %d\n", version);
#endif
@@ -90,11 +96,16 @@ void manage_snmp(int fd, uint8_t * buffer, int size, struct sockaddr_in *client_
if (memcmp(ptr, uwsgi.shared->snmp_community, community_len))
return;
#ifdef UWSGI_DEBUG
uwsgi_debug("SNMP community: %.*s\n", community_len, ptr);
#endif
ptr += community_len;
// check for get request
if (*ptr != SNMP_GET)
return;
*ptr = SNMP_RES;
ptr++;
seq1 = ptr;
@@ -110,20 +121,32 @@ void manage_snmp(int fd, uint8_t * buffer, int size, struct sockaddr_in *client_
if (*ptr != SNMP_INTEGER)
return;
ptr++;
uwsgi_log("oops %p\n", ptr);
ptrdelta = get_snmp_integer(ptr, &request_id);
uwsgi_log("oops %p\n", ptr);
if (ptrdelta <= 0)
return;
#ifdef UWSGI_DEBUG
uwsgi_debug("SNMP request id: %d %p\n", request_id, ptr);
#endif
// check here
if (ptr + ptrdelta >= buffer + size)
return;
ptr += ptrdelta;
uwsgi_log("oops %d %p\n", ptrdelta, ptr);
// get error
if (*ptr != SNMP_INTEGER)
return;
uwsgi_log("oops 2\n");
ptr++;
ptrdelta = get_snmp_integer(ptr, &snmp_int);
if (ptrdelta <= 0)
@@ -132,6 +155,10 @@ void manage_snmp(int fd, uint8_t * buffer, int size, struct sockaddr_in *client_
return;
if (snmp_int != 0)
return;
#ifdef UWSGI_DEBUG
uwsgi_debug("SNMP int [0]: %d\n", snmp_int);
#endif
ptr += ptrdelta;
// get index
@@ -148,6 +175,10 @@ void manage_snmp(int fd, uint8_t * buffer, int size, struct sockaddr_in *client_
return;
ptr += ptrdelta;
#ifdef UWSGI_DEBUG
uwsgi_debug("SNMP int [1]: %d\n", snmp_int);
#endif
// check for sequence
if (*ptr != SNMP_SEQUENCE)
return;
@@ -173,6 +204,10 @@ void manage_snmp(int fd, uint8_t * buffer, int size, struct sockaddr_in *client_
seq3 = ptr;
ptr++;
#ifdef UWSGI_DEBUG
uwsgi_debug("SNMP ASN len: %d\n", asnlen);
#endif
// is it an OID ?
if (*ptr != SNMP_OID)
return;
@@ -253,17 +288,28 @@ static int get_snmp_integer(uint8_t * ptr, uint64_t * val) {
if (tlen > 4)
return -1;
#ifdef UWSGI_DEBUG
uwsgi_debug("SNMP get integer TLEN %d\n", tlen);
#endif
j = 0;
#ifdef __BIG_ENDIAN__
for (i = 0; i < tlen; i++) {
#else
for (i = tlen - 1; i >= 0; i--) {
#ifdef UWSGI_DEBUG
uwsgi_debug("SNMP get integer iter %d %p\n", i, ptr);
#endif
#endif
val[j] = ptr[1 + i];
j++;
}
#ifdef UWSGI_DEBUG
uwsgi_debug("SNMP get integer iter %d %p\n", i, ptr);
#endif
return tlen + 1;
}
uwsgi.c
+1
View File
@@ -1386,6 +1386,7 @@ int main(int argc, char *argv[], char *envp[]) {
#ifdef UWSGI_SNMP
else if (uwsgi.wsgi_req->buffer[0] == 0x30 && uwsgi.snmp) {
manage_snmp(uwsgi_poll.fd, (uint8_t *) uwsgi.wsgi_req->buffer, rlen, &udp_client);
uwsgi_log("done\n");
}
#endif
else {
uwsgiconfig.py
+1 -1
View File
@@ -28,7 +28,7 @@ STACKLESS=False
PLUGINS = []
USWALLOW=False
UNBIT=False
DEBUG=False
DEBUG=True
EMBED_PLUGINS=True
UWSGI_BIN_NAME = 'uwsgi'
UWSGI_PLUGIN_DIR = '.'