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Return 'real' error status codes instead APR_EGENERAL.

Browse Source 
The return status code will be used to determine wether
the message is invalid or the remote host failed processing
the request. This is needed to mark the worker as in
error state in case it is member of load balancer.

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@160668 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Mladen Turk
2005-04-09 08:37:06 +00:00
parent 7e67cad968
commit f29c4bc75a
2 changed files with 43 additions and 40 deletions
Download Patch File Download Diff File Expand all files Collapse all files

80
modules/proxy/ajp_header.c
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@@ -220,9 +220,9 @@ static apr_status_t ajp_marshal_into_msgb(ajp_msg_t *msg,
if ((method = sc_for_req_method_by_id(r->method_number)) == UNKNOWN_METHOD) {
ap_log_error(APLOG_MARK, APLOG_ERR, 0, r->server,
"Error ajp_marshal_into_msgb - No such method %s",
"ajp_marshal_into_msgb - No such method %s",
r->method);
return APR_EGENERAL;
return AJP_EBAD_METHOD;
}
/* XXXX need something */
@@ -249,7 +249,7 @@ static apr_status_t ajp_marshal_into_msgb(ajp_msg_t *msg,
ajp_msg_append_uint16(msg, (apr_uint16_t) num_headers)) {
ap_log_error(APLOG_MARK, APLOG_ERR, 0, r->server,
"Error ajp_marshal_into_msgb - "
"ajp_marshal_into_msgb: "
"Error appending the message begining");
return APR_EGENERAL;
}
@@ -262,25 +262,25 @@ static apr_status_t ajp_marshal_into_msgb(ajp_msg_t *msg,
if ((sc = sc_for_req_header(elts[i].key)) != UNKNOWN_METHOD) {
if (ajp_msg_append_uint16(msg, (apr_uint16_t)sc)) {
ap_log_error(APLOG_MARK, APLOG_ERR, 0, r->server,
"Error ajp_marshal_into_msgb - "
"ajp_marshal_into_msgb: "
"Error appending the header name");
return APR_EGENERAL;
return AJP_EOVERFLOW;
}
}
else {
if (ajp_msg_append_string(msg, elts[i].key)) {
ap_log_error(APLOG_MARK, APLOG_ERR, 0, r->server,
"Error ajp_marshal_into_msgb - "
"ajp_marshal_into_msgb: "
"Error appending the header name");
return APR_EGENERAL;
return AJP_EOVERFLOW;
}
}
if (ajp_msg_append_string(msg, elts[i].val)) {
ap_log_error(APLOG_MARK, APLOG_ERR, 0, r->server,
"Error ajp_marshal_into_msgb - "
"ajp_marshal_into_msgb: "
"Error appending the header value");
return APR_EGENERAL;
return AJP_EOVERFLOW;
}
ap_log_error(APLOG_MARK, APLOG_DEBUG, 0, r->server,
"ajp_marshal_into_msgb: Header[%d] [%s] = [%s]",
@@ -303,18 +303,18 @@ static apr_status_t ajp_marshal_into_msgb(ajp_msg_t *msg,
if (ajp_msg_append_uint8(msg, SC_A_REMOTE_USER) ||
ajp_msg_append_string(msg, r->user)) {
ap_log_error(APLOG_MARK, APLOG_ERR, 0, r->server,
"Error ajp_marshal_into_msgb - "
"ajp_marshal_into_msgb: "
"Error appending the remote user");
return APR_EGENERAL;
return AJP_EOVERFLOW;
}
}
if (r->ap_auth_type) {
if (ajp_msg_append_uint8(msg, SC_A_AUTH_TYPE) ||
ajp_msg_append_string(msg, r->ap_auth_type)) {
ap_log_error(APLOG_MARK, APLOG_ERR, 0, r->server,
"Error ajp_marshal_into_msgb - "
"ajp_marshal_into_msgb: "
"Error appending the auth type");
return APR_EGENERAL;
return AJP_EOVERFLOW;
}
}
/* XXXX ebcdic (args converted?) */
@@ -322,18 +322,18 @@ static apr_status_t ajp_marshal_into_msgb(ajp_msg_t *msg,
if (ajp_msg_append_uint8(msg, SC_A_QUERY_STRING) ||
ajp_msg_append_string(msg, uri->query)) {
ap_log_error(APLOG_MARK, APLOG_ERR, 0, r->server,
"Error ajp_marshal_into_msgb - "
"ajp_marshal_into_msgb: "
"Error appending the query string");
return APR_EGENERAL;
return AJP_EOVERFLOW;
}
}
if ((session_route = apr_table_get(r->notes, "session-route"))) {
if (ajp_msg_append_uint8(msg, SC_A_JVM_ROUTE) ||
ajp_msg_append_string(msg, session_route)) {
ap_log_error(APLOG_MARK, APLOG_ERR, 0, r->server,
"Error ajp_marshal_into_msgb - "
"ajp_marshal_into_msgb: "
"Error appending the jvm route");
return APR_EGENERAL;
return AJP_EOVERFLOW;
}
}
/* XXX: Is the subprocess_env a right place?
@@ -347,9 +347,9 @@ static apr_status_t ajp_marshal_into_msgb(ajp_msg_t *msg,
if (ajp_msg_append_uint8(msg, SC_A_SSL_CERT) ||
ajp_msg_append_string(msg, envvar)) {
ap_log_error(APLOG_MARK, APLOG_ERR, 0, r->server,
"Error ajp_marshal_into_msgb - "
"ajp_marshal_into_msgb: "
"Error appending the SSL certificates");
return APR_EGENERAL;
return AJP_EOVERFLOW;
}
}
@@ -358,9 +358,9 @@ static apr_status_t ajp_marshal_into_msgb(ajp_msg_t *msg,
if (ajp_msg_append_uint8(msg, SC_A_SSL_CIPHER) ||
ajp_msg_append_string(msg, envvar)) {
ap_log_error(APLOG_MARK, APLOG_ERR, 0, r->server,
"Error ajp_marshal_into_msgb - "
"ajp_marshal_into_msgb: "
"Error appending the SSL ciphers");
return APR_EGENERAL;
return AJP_EOVERFLOW;
}
}
@@ -369,9 +369,9 @@ static apr_status_t ajp_marshal_into_msgb(ajp_msg_t *msg,
if (ajp_msg_append_uint8(msg, SC_A_SSL_SESSION) ||
ajp_msg_append_string(msg, envvar)) {
ap_log_error(APLOG_MARK, APLOG_ERR, 0, r->server,
"Error ajp_marshal_into_msgb - "
"ajp_marshal_into_msgb: "
"Error appending the SSL session");
return APR_EGENERAL;
return AJP_EOVERFLOW;
}
}
@@ -400,23 +400,23 @@ static apr_status_t ajp_marshal_into_msgb(ajp_msg_t *msg,
ajp_msg_append_string(msg, elts[i].key + 4) ||
ajp_msg_append_string(msg, elts[i].val)) {
ap_log_error(APLOG_MARK, APLOG_ERR, 0, r->server,
"Error ajp_marshal_into_msgb - "
"ajp_marshal_into_msgb: "
"Error appending attribute %s=%s",
elts[i].key, elts[i].val);
return APR_EGENERAL;
return AJP_EOVERFLOW;
}
}
}
if (ajp_msg_append_uint8(msg, SC_A_ARE_DONE)) {
ap_log_error(APLOG_MARK, APLOG_ERR, 0, r->server,
"Error ajp_marshal_into_msgb - "
"ajp_marshal_into_msgb: "
"Error appending the message end");
return APR_EGENERAL;
return AJP_EOVERFLOW;
}
ap_log_error(APLOG_MARK, APLOG_DEBUG, 0, r->server,
"ajp_marshal_into_msgb - Done");
"ajp_marshal_into_msgb: Done");
return APR_SUCCESS;
}
@@ -460,8 +460,8 @@ static apr_status_t ajp_unmarshal_response(ajp_msg_t *msg,
if (rc != APR_SUCCESS) {
ap_log_error(APLOG_MARK, APLOG_ERR, 0, r->server,
"Error ajp_unmarshal_response - Null status");
return APR_EGENERAL;
"ajp_unmarshal_response: Null status");
return rc;
}
r->status = status;
@@ -496,7 +496,7 @@ static apr_status_t ajp_unmarshal_response(ajp_msg_t *msg,
const char *value;
rc = ajp_msg_peek_uint16(msg, &name);
if (rc != APR_SUCCESS) {
return APR_EGENERAL;
return rc;
}
if ((name & 0XFF00) == 0XA000) {
@@ -504,19 +504,19 @@ static apr_status_t ajp_unmarshal_response(ajp_msg_t *msg,
stringname = long_res_header_for_sc(name);
if (stringname == NULL) {
ap_log_error(APLOG_MARK, APLOG_ERR, 0, r->server,
"Error ajp_unmarshal_response - "
"ajp_unmarshal_response: "
"No such sc (%08x)",
name);
return APR_EGENERAL;
return AJP_EBAD_HEADER;
}
} else {
name = 0;
rc = ajp_msg_get_string(msg, &stringname);
if (rc != APR_SUCCESS) {
ap_log_error(APLOG_MARK, APLOG_ERR, 0, r->server,
"Error ajp_unmarshal_response - "
"ajp_unmarshal_response: "
"Null header name");
return APR_EGENERAL;
return rc;
}
#if defined(AS400) || defined(_OSD_POSIX)
ap_xlate_proto_from_ascii(stringname, strlen(stringname));
@@ -526,9 +526,9 @@ static apr_status_t ajp_unmarshal_response(ajp_msg_t *msg,
rc = ajp_msg_get_string(msg, &value);
if (rc != APR_SUCCESS) {
ap_log_error(APLOG_MARK, APLOG_ERR, 0, r->server,
"Error ajp_unmarshal_response - "
"ajp_unmarshal_response: "
"Null header value");
return APR_EGENERAL;
return rc;
}
/* Set-Cookie need additional processing */
@@ -655,7 +655,7 @@ apr_status_t ajp_parse_header(request_rec *r, proxy_server_conf *conf,
if (result != CMD_AJP13_SEND_HEADERS) {
ap_log_error(APLOG_MARK, APLOG_ERR, 0, r->server,
"ajp_parse_headers: wrong type %02x expecting 0x04", result);
return APR_EGENERAL;
return AJP_EBAD_HEADER;
}
return ajp_unmarshal_response(msg, r, conf);
}
@@ -676,11 +676,11 @@ apr_status_t ajp_parse_data(request_rec *r, ajp_msg_t *msg,
if (result != CMD_AJP13_SEND_BODY_CHUNK) {
ap_log_error(APLOG_MARK, APLOG_ERR, 0, r->server,
"ajp_parse_data: wrong type %02x expecting 0x03", result);
return APR_EGENERAL;
return AJP_EBAD_HEADER;
}
rc = ajp_msg_get_uint16(msg, len);
if (rc != APR_SUCCESS) {
return APR_EGENERAL;
return rc;
}
*ptr = (char *)&(msg->buf[msg->pos]);
return APR_SUCCESS;