0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding#include "mod_proxy.h"

36a72c96fc2dda27eadbae8a108fa428cc1419c1wrowe#include "mod_core.h"

1723d9ccdd3b647f5b7bae44cab9ab3eca7a4874dougm#include "apr_optional.h"

59b96ad34c087942eea06884c97d12c2796a977amturk#include "scoreboard.h"

c0a549c3f6e8edc87e921cf76fac95d04feba72bwrowe#include "mod_status.h"

4ab0fd1b54ce76f0fb6812b89b0b4dc7541014d6minfrin#include "proxy_util.h"

2555a6b5da21d61804f47084d8fcc98eb4acbc42wrowe

2555a6b5da21d61804f47084d8fcc98eb4acbc42wrowe#if (MODULE_MAGIC_NUMBER_MAJOR > 20020903)

70535d6421eb979ac79d8f49d31cd94d75dd8b2fjorton#include "mod_ssl.h"

2555a6b5da21d61804f47084d8fcc98eb4acbc42wrowe#else

2555a6b5da21d61804f47084d8fcc98eb4acbc42wroweAPR_DECLARE_OPTIONAL_FN(int, ssl_proxy_enable, (conn_rec *));

2555a6b5da21d61804f47084d8fcc98eb4acbc42wroweAPR_DECLARE_OPTIONAL_FN(int, ssl_engine_disable, (conn_rec *));

79d97c2c5e2d3f8bb2a92cd21b3b4900d7bf04d6mturkAPR_DECLARE_OPTIONAL_FN(int, ssl_is_https, (conn_rec *));

79d97c2c5e2d3f8bb2a92cd21b3b4900d7bf04d6mturkAPR_DECLARE_OPTIONAL_FN(char *, ssl_var_lookup,

79d97c2c5e2d3f8bb2a92cd21b3b4900d7bf04d6mturk (apr_pool_t *, server_rec *,

79d97c2c5e2d3f8bb2a92cd21b3b4900d7bf04d6mturk conn_rec *, request_rec *, char *));

2555a6b5da21d61804f47084d8fcc98eb4acbc42wrowe#endif

1723d9ccdd3b647f5b7bae44cab9ab3eca7a4874dougm

e9501b71b8a1e76384cb010b1e41e76a1e47aacctrawick#ifndef MAX

e9501b71b8a1e76384cb010b1e41e76a1e47aacctrawick#define MAX(x,y) ((x) >= (y) ? (x) : (y))

e9501b71b8a1e76384cb010b1e41e76a1e47aacctrawick#endif

6335eb31f0f0ed54628a04ed32946360b8b77684minfrin

c9147f126b25a20d45e5b39ea14efe6191628c41minfrinstatic const char * const proxy_id = "proxy";

c9147f126b25a20d45e5b39ea14efe6191628c41minfrinapr_global_mutex_t *proxy_mutex = NULL;

c9147f126b25a20d45e5b39ea14efe6191628c41minfrin

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

eee895b02dd7867622afd0a8a94f2efc7de9c618wrowestatic const char *set_worker_param(apr_pool_t *p,

eee895b02dd7867622afd0a8a94f2efc7de9c618wrowe proxy_worker *worker,

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe const char *key,

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe const char *val)

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe{

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe int ival;

90f18725dbb9bdfba94da22aa60f94dfb759a8ferpluem apr_interval_time_t timeout;

90f18725dbb9bdfba94da22aa60f94dfb759a8ferpluem

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe if (!strcasecmp(key, "loadfactor")) {

9f1a88897168c3f1e5009acb585daf01e38a0299jim /* Normalized load factor. Used with BalancerMamber,

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->lbfactor = atoi(val);

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim if (worker->s->lbfactor < 1 || worker->s->lbfactor > 100)

7af19efc4667363f74d332a8d010b49e88d56fd5trawick return "LoadFactor must be a number between 1..100";

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe }

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe else if (!strcasecmp(key, "retry")) {

01261c7d9578aadd1891f94c8ee03f32ba51db3dmturk /* If set it will give the retry timeout for the worker

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe ival = atoi(val);

f251b576aa9caeb8876ce9f78fb10bf65eddc97emturk if (ival < 0)

f251b576aa9caeb8876ce9f78fb10bf65eddc97emturk return "Retry must be a positive value";

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->retry = apr_time_from_sec(ival);

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->retry_set = 1;

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe }

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe else if (!strcasecmp(key, "ttl")) {

01261c7d9578aadd1891f94c8ee03f32ba51db3dmturk /* Time in seconds that will destroy all the connections

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe ival = atoi(val);

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe if (ival < 1)

1dac466bcc84f8ebf410016dcf2a4cd4312e8611wrowe return "TTL must be at least one second";

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->ttl = apr_time_from_sec(ival);

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe }

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe else if (!strcasecmp(key, "min")) {

01261c7d9578aadd1891f94c8ee03f32ba51db3dmturk /* Initial number of connections to remote

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe ival = atoi(val);

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe if (ival < 0)

1dac466bcc84f8ebf410016dcf2a4cd4312e8611wrowe return "Min must be a positive number";

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->min = ival;

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe }

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe else if (!strcasecmp(key, "max")) {

01261c7d9578aadd1891f94c8ee03f32ba51db3dmturk /* Maximum number of connections to remote

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe ival = atoi(val);

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe if (ival < 0)

1dac466bcc84f8ebf410016dcf2a4cd4312e8611wrowe return "Max must be a positive number";

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->hmax = ival;

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe }

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe /* XXX: More inteligent naming needed */

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe else if (!strcasecmp(key, "smax")) {

01261c7d9578aadd1891f94c8ee03f32ba51db3dmturk /* Maximum number of connections to remote that

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe ival = atoi(val);

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe if (ival < 0)

1dac466bcc84f8ebf410016dcf2a4cd4312e8611wrowe return "Smax must be a positive number";

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->smax = ival;

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe }

9621e4c4056383e4a2b844b14687bae500b33a82wrowe else if (!strcasecmp(key, "acquire")) {

90f18725dbb9bdfba94da22aa60f94dfb759a8ferpluem /* Acquire timeout in given unit (default is milliseconds).

90f18725dbb9bdfba94da22aa60f94dfb759a8ferpluem if (ap_timeout_parameter_parse(val, &timeout, "ms") != APR_SUCCESS)

90f18725dbb9bdfba94da22aa60f94dfb759a8ferpluem return "Acquire timeout has wrong format";

90f18725dbb9bdfba94da22aa60f94dfb759a8ferpluem if (timeout < 1000)

61d82a1991928d3fa5ee50dc57f2ae3f4b5c781ajim return "Acquire must be at least one millisecond";

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->acquire = timeout;

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->acquire_set = 1;

1dac466bcc84f8ebf410016dcf2a4cd4312e8611wrowe }

4c67ef499845a08771e81254ce6eb2324a160bc7wrowe else if (!strcasecmp(key, "timeout")) {

01261c7d9578aadd1891f94c8ee03f32ba51db3dmturk /* Connection timeout in seconds.

4c67ef499845a08771e81254ce6eb2324a160bc7wrowe ival = atoi(val);

4c67ef499845a08771e81254ce6eb2324a160bc7wrowe if (ival < 1)

1dac466bcc84f8ebf410016dcf2a4cd4312e8611wrowe return "Timeout must be at least one second";

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->timeout = apr_time_from_sec(ival);

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->timeout_set = 1;

1dac466bcc84f8ebf410016dcf2a4cd4312e8611wrowe }

1dac466bcc84f8ebf410016dcf2a4cd4312e8611wrowe else if (!strcasecmp(key, "iobuffersize")) {

1dac466bcc84f8ebf410016dcf2a4cd4312e8611wrowe long s = atol(val);

5eb56df4054a0bca4d740eedd7ef277355a2c0adjim if (s < 512 && s) {

5eb56df4054a0bca4d740eedd7ef277355a2c0adjim return "IOBufferSize must be >= 512 bytes, or 0 for system default.";

5eb56df4054a0bca4d740eedd7ef277355a2c0adjim }

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->io_buffer_size = (s ? s : AP_IOBUFSIZE);

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->io_buffer_size_set = 1;

1dac466bcc84f8ebf410016dcf2a4cd4312e8611wrowe }

1dac466bcc84f8ebf410016dcf2a4cd4312e8611wrowe else if (!strcasecmp(key, "receivebuffersize")) {

1dac466bcc84f8ebf410016dcf2a4cd4312e8611wrowe ival = atoi(val);

1dac466bcc84f8ebf410016dcf2a4cd4312e8611wrowe if (ival < 512 && ival != 0) {

1dac466bcc84f8ebf410016dcf2a4cd4312e8611wrowe return "ReceiveBufferSize must be >= 512 bytes, or 0 for system default.";

1dac466bcc84f8ebf410016dcf2a4cd4312e8611wrowe }

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->recv_buffer_size = ival;

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->recv_buffer_size_set = 1;

1dac466bcc84f8ebf410016dcf2a4cd4312e8611wrowe }

41c38e78e8e5dc73544571cc2b749d40869e84fawrowe else if (!strcasecmp(key, "keepalive")) {

41c38e78e8e5dc73544571cc2b749d40869e84fawrowe if (!strcasecmp(val, "on"))

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->keepalive = 1;

41c38e78e8e5dc73544571cc2b749d40869e84fawrowe else if (!strcasecmp(val, "off"))

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->keepalive = 0;

41c38e78e8e5dc73544571cc2b749d40869e84fawrowe else

41c38e78e8e5dc73544571cc2b749d40869e84fawrowe return "KeepAlive must be On|Off";

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->keepalive_set = 1;

e8f95a682820a599fe41b22977010636be5c2717jim }

b842b65e0618c5535233b197f03dc917d184adb3jim else if (!strcasecmp(key, "disablereuse")) {

b842b65e0618c5535233b197f03dc917d184adb3jim if (!strcasecmp(val, "on"))

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->disablereuse = 1;

b842b65e0618c5535233b197f03dc917d184adb3jim else if (!strcasecmp(val, "off"))

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->disablereuse = 0;

b842b65e0618c5535233b197f03dc917d184adb3jim else

b842b65e0618c5535233b197f03dc917d184adb3jim return "DisableReuse must be On|Off";

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->disablereuse_set = 1;

b842b65e0618c5535233b197f03dc917d184adb3jim }

44b664206cee887b8b69862def5dd1832afc97ddcovener else if (!strcasecmp(key, "enablereuse")) {

44b664206cee887b8b69862def5dd1832afc97ddcovener if (!strcasecmp(val, "on"))

44b664206cee887b8b69862def5dd1832afc97ddcovener worker->s->disablereuse = 0;

44b664206cee887b8b69862def5dd1832afc97ddcovener else if (!strcasecmp(val, "off"))

44b664206cee887b8b69862def5dd1832afc97ddcovener worker->s->disablereuse = 1;

44b664206cee887b8b69862def5dd1832afc97ddcovener else

44b664206cee887b8b69862def5dd1832afc97ddcovener return "EnableReuse must be On|Off";

44b664206cee887b8b69862def5dd1832afc97ddcovener worker->s->disablereuse_set = 1;

44b664206cee887b8b69862def5dd1832afc97ddcovener }

eee895b02dd7867622afd0a8a94f2efc7de9c618wrowe else if (!strcasecmp(key, "route")) {

01261c7d9578aadd1891f94c8ee03f32ba51db3dmturk /* Worker route.

3a3a90e05e4cab7e0507557f197c60f4532fe6d5jim if (strlen(val) >= sizeof(worker->s->route))

3a3a90e05e4cab7e0507557f197c60f4532fe6d5jim return apr_psprintf(p, "Route length must be < %d characters",

3a3a90e05e4cab7e0507557f197c60f4532fe6d5jim (int)sizeof(worker->s->route));

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim PROXY_STRNCPY(worker->s->route, val);

eee895b02dd7867622afd0a8a94f2efc7de9c618wrowe }

eee895b02dd7867622afd0a8a94f2efc7de9c618wrowe else if (!strcasecmp(key, "redirect")) {

01261c7d9578aadd1891f94c8ee03f32ba51db3dmturk /* Worker redirection route.

3a3a90e05e4cab7e0507557f197c60f4532fe6d5jim if (strlen(val) >= sizeof(worker->s->redirect))

3a3a90e05e4cab7e0507557f197c60f4532fe6d5jim return apr_psprintf(p, "Redirect length must be < %d characters",

3a3a90e05e4cab7e0507557f197c60f4532fe6d5jim (int)sizeof(worker->s->redirect));

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim PROXY_STRNCPY(worker->s->redirect, val);

eee895b02dd7867622afd0a8a94f2efc7de9c618wrowe }

f73a8fabbdc4ec11c8b475e9f48539de0c4f82ebmturk else if (!strcasecmp(key, "status")) {

f73a8fabbdc4ec11c8b475e9f48539de0c4f82ebmturk const char *v;

f73a8fabbdc4ec11c8b475e9f48539de0c4f82ebmturk int mode = 1;

4e0b7720fce1e872ea6afd2421b8b6addacf9bd0jim apr_status_t rv;

f73a8fabbdc4ec11c8b475e9f48539de0c4f82ebmturk /* Worker status.

f73a8fabbdc4ec11c8b475e9f48539de0c4f82ebmturk for (v = val; *v; v++) {

f73a8fabbdc4ec11c8b475e9f48539de0c4f82ebmturk if (*v == '+') {

f73a8fabbdc4ec11c8b475e9f48539de0c4f82ebmturk mode = 1;

e8f95a682820a599fe41b22977010636be5c2717jim v++;

f73a8fabbdc4ec11c8b475e9f48539de0c4f82ebmturk }

f73a8fabbdc4ec11c8b475e9f48539de0c4f82ebmturk else if (*v == '-') {

f73a8fabbdc4ec11c8b475e9f48539de0c4f82ebmturk mode = 0;

e8f95a682820a599fe41b22977010636be5c2717jim v++;

f73a8fabbdc4ec11c8b475e9f48539de0c4f82ebmturk }

e2b702094817c78498e6de567b9548ef794c33d3jim rv = ap_proxy_set_wstatus(*v, mode, worker);

4e0b7720fce1e872ea6afd2421b8b6addacf9bd0jim if (rv != APR_SUCCESS)

7ce17736e4802a923eed275812647a7c3e9ad76ejim return "Unknown status parameter option";

f73a8fabbdc4ec11c8b475e9f48539de0c4f82ebmturk }

e8f95a682820a599fe41b22977010636be5c2717jim }

07ac837c886b356dc96e83cf82fb348eb56406d9jim else if (!strcasecmp(key, "flushpackets")) {

5d392744e2077f71f34ce098ab49d2c0ddcf4ea3jim if (!strcasecmp(val, "on"))

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->flush_packets = flush_on;

5d392744e2077f71f34ce098ab49d2c0ddcf4ea3jim else if (!strcasecmp(val, "off"))

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->flush_packets = flush_off;

5d392744e2077f71f34ce098ab49d2c0ddcf4ea3jim else if (!strcasecmp(val, "auto"))

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->flush_packets = flush_auto;

5d392744e2077f71f34ce098ab49d2c0ddcf4ea3jim else

07ac837c886b356dc96e83cf82fb348eb56406d9jim return "flushpackets must be on|off|auto";

5d392744e2077f71f34ce098ab49d2c0ddcf4ea3jim }

07ac837c886b356dc96e83cf82fb348eb56406d9jim else if (!strcasecmp(key, "flushwait")) {

5d392744e2077f71f34ce098ab49d2c0ddcf4ea3jim ival = atoi(val);

5d392744e2077f71f34ce098ab49d2c0ddcf4ea3jim if (ival > 1000 || ival < 0) {

07ac837c886b356dc96e83cf82fb348eb56406d9jim return "flushwait must be <= 1000, or 0 for system default of 10 millseconds.";

5d392744e2077f71f34ce098ab49d2c0ddcf4ea3jim }

5d392744e2077f71f34ce098ab49d2c0ddcf4ea3jim if (ival == 0)

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->flush_wait = PROXY_FLUSH_WAIT;

5d392744e2077f71f34ce098ab49d2c0ddcf4ea3jim else

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->flush_wait = ival * 1000; /* change to microseconds */

5d392744e2077f71f34ce098ab49d2c0ddcf4ea3jim }

188befd3a49e3a126bd801d7dc5a7f6e63ad4332mturk else if (!strcasecmp(key, "ping")) {

90f18725dbb9bdfba94da22aa60f94dfb759a8ferpluem /* Ping/Pong timeout in given unit (default is second).

90f18725dbb9bdfba94da22aa60f94dfb759a8ferpluem if (ap_timeout_parameter_parse(val, &timeout, "s") != APR_SUCCESS)

90f18725dbb9bdfba94da22aa60f94dfb759a8ferpluem return "Ping/Pong timeout has wrong format";

56c721887b9c93721a7fe3afc45c89a94e3f07c1jim if (timeout < 1000 && timeout >= 0)

90f18725dbb9bdfba94da22aa60f94dfb759a8ferpluem return "Ping/Pong timeout must be at least one millisecond";

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->ping_timeout = timeout;

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->ping_timeout_set = 1;

188befd3a49e3a126bd801d7dc5a7f6e63ad4332mturk }

f185ce14f5dd540ae54659f764989c017c619485jim else if (!strcasecmp(key, "lbset")) {

f185ce14f5dd540ae54659f764989c017c619485jim ival = atoi(val);

f185ce14f5dd540ae54659f764989c017c619485jim if (ival < 0 || ival > 99)

f185ce14f5dd540ae54659f764989c017c619485jim return "lbset must be between 0 and 99";

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->lbset = ival;

f185ce14f5dd540ae54659f764989c017c619485jim }

f921cd430a2ea23fcaedfdfc7439163f63c8472arpluem else if (!strcasecmp(key, "connectiontimeout")) {

90f18725dbb9bdfba94da22aa60f94dfb759a8ferpluem /* Request timeout in given unit (default is second).

90f18725dbb9bdfba94da22aa60f94dfb759a8ferpluem if (ap_timeout_parameter_parse(val, &timeout, "s") != APR_SUCCESS)

90f18725dbb9bdfba94da22aa60f94dfb759a8ferpluem return "Connectiontimeout has wrong format";

90f18725dbb9bdfba94da22aa60f94dfb759a8ferpluem if (timeout < 1000)

90f18725dbb9bdfba94da22aa60f94dfb759a8ferpluem return "Connectiontimeout must be at least one millisecond.";

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->conn_timeout = timeout;

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim worker->s->conn_timeout_set = 1;

f921cd430a2ea23fcaedfdfc7439163f63c8472arpluem }

bf3f3b52289ee37f40842fc836ff92dd202742afpquerna else if (!strcasecmp(key, "flusher")) {

3a3a90e05e4cab7e0507557f197c60f4532fe6d5jim if (strlen(val) >= sizeof(worker->s->flusher))

3a3a90e05e4cab7e0507557f197c60f4532fe6d5jim apr_psprintf(p, "flusher name length must be < %d characters",

3a3a90e05e4cab7e0507557f197c60f4532fe6d5jim (int)sizeof(worker->s->flusher));

2f1146e06a1bfa371573a3f3fb0379448e18aaedjim PROXY_STRNCPY(worker->s->flusher, val);

bf3f3b52289ee37f40842fc836ff92dd202742afpquerna }

4415d997ac73262e513c0a571bd5be4f609040bawrowe else {

65efbf0826de766a90d745cc44427bfa4e2447b6mturk return "unknown Worker parameter";

4415d997ac73262e513c0a571bd5be4f609040bawrowe }

4415d997ac73262e513c0a571bd5be4f609040bawrowe return NULL;

4415d997ac73262e513c0a571bd5be4f609040bawrowe}

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe

1febae173a82bc2a71c3c0ba4105cf674000791bjimstatic const char *set_balancer_param(proxy_server_conf *conf,

1febae173a82bc2a71c3c0ba4105cf674000791bjim apr_pool_t *p,

eee895b02dd7867622afd0a8a94f2efc7de9c618wrowe proxy_balancer *balancer,

4415d997ac73262e513c0a571bd5be4f609040bawrowe const char *key,

4415d997ac73262e513c0a571bd5be4f609040bawrowe const char *val)

4415d997ac73262e513c0a571bd5be4f609040bawrowe{

4415d997ac73262e513c0a571bd5be4f609040bawrowe

4415d997ac73262e513c0a571bd5be4f609040bawrowe int ival;

4415d997ac73262e513c0a571bd5be4f609040bawrowe if (!strcasecmp(key, "stickysession")) {

c3dc78855363fa6e8ecfc2bb8e2927efcd31d31djfclere char *path;

01261c7d9578aadd1891f94c8ee03f32ba51db3dmturk /* Balancer sticky session name.

3a3a90e05e4cab7e0507557f197c60f4532fe6d5jim if (strlen(val) >= sizeof(balancer->s->sticky_path))

3a3a90e05e4cab7e0507557f197c60f4532fe6d5jim apr_psprintf(p, "stickysession length must be < %d characters",

3a3a90e05e4cab7e0507557f197c60f4532fe6d5jim (int)sizeof(balancer->s->sticky_path));

cb7cf74a315df272e2ec329ce2ef1d50b82b8384jim PROXY_STRNCPY(balancer->s->sticky_path, val);

cb7cf74a315df272e2ec329ce2ef1d50b82b8384jim PROXY_STRNCPY(balancer->s->sticky, val);

5bfaaf573bacb45c1cf290ce85ecc676587e8a64jim

d20993e12a1caa8952c6d964ed0fbb92b7f97d79jim if ((path = strchr((char *)balancer->s->sticky, '|'))) {

c3dc78855363fa6e8ecfc2bb8e2927efcd31d31djfclere *path++ = '\0';

cb7cf74a315df272e2ec329ce2ef1d50b82b8384jim PROXY_STRNCPY(balancer->s->sticky_path, path);

c3dc78855363fa6e8ecfc2bb8e2927efcd31d31djfclere }

4415d997ac73262e513c0a571bd5be4f609040bawrowe }

20eead0b01d51fce0cc17d04b8f98ec38eac68aejim else if (!strcasecmp(key, "stickysessionsep")) {

20eead0b01d51fce0cc17d04b8f98ec38eac68aejim /* separator/delimiter for sessionid and route,

20eead0b01d51fce0cc17d04b8f98ec38eac68aejim if (strlen(val) != 1) {

20eead0b01d51fce0cc17d04b8f98ec38eac68aejim if (!strcasecmp(val, "off"))

20eead0b01d51fce0cc17d04b8f98ec38eac68aejim balancer->s->sticky_separator = 0;

20eead0b01d51fce0cc17d04b8f98ec38eac68aejim else

20eead0b01d51fce0cc17d04b8f98ec38eac68aejim return "stickysessionsep must be a single character or Off";

20eead0b01d51fce0cc17d04b8f98ec38eac68aejim }

20eead0b01d51fce0cc17d04b8f98ec38eac68aejim else

20eead0b01d51fce0cc17d04b8f98ec38eac68aejim balancer->s->sticky_separator = *val;

8b1e99bce759689078370bcfb2d9f98c668baba2jkaluza balancer->s->sticky_separator_set = 1;

20eead0b01d51fce0cc17d04b8f98ec38eac68aejim }

4415d997ac73262e513c0a571bd5be4f609040bawrowe else if (!strcasecmp(key, "nofailover")) {

01261c7d9578aadd1891f94c8ee03f32ba51db3dmturk /* If set to 'on' the session will break

4415d997ac73262e513c0a571bd5be4f609040bawrowe if (!strcasecmp(val, "on"))

cb7cf74a315df272e2ec329ce2ef1d50b82b8384jim balancer->s->sticky_force = 1;

4415d997ac73262e513c0a571bd5be4f609040bawrowe else if (!strcasecmp(val, "off"))

cb7cf74a315df272e2ec329ce2ef1d50b82b8384jim balancer->s->sticky_force = 0;

4415d997ac73262e513c0a571bd5be4f609040bawrowe else

4415d997ac73262e513c0a571bd5be4f609040bawrowe return "failover must be On|Off";

8b1e99bce759689078370bcfb2d9f98c668baba2jkaluza balancer->s->sticky_force_set = 1;

4415d997ac73262e513c0a571bd5be4f609040bawrowe }

4415d997ac73262e513c0a571bd5be4f609040bawrowe else if (!strcasecmp(key, "timeout")) {

01261c7d9578aadd1891f94c8ee03f32ba51db3dmturk /* Balancer timeout in seconds.

4415d997ac73262e513c0a571bd5be4f609040bawrowe ival = atoi(val);

4415d997ac73262e513c0a571bd5be4f609040bawrowe if (ival < 1)

eee895b02dd7867622afd0a8a94f2efc7de9c618wrowe return "timeout must be at least one second";

cb7cf74a315df272e2ec329ce2ef1d50b82b8384jim balancer->s->timeout = apr_time_from_sec(ival);

4415d997ac73262e513c0a571bd5be4f609040bawrowe }

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk else if (!strcasecmp(key, "maxattempts")) {

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk /* Maximum number of failover attempts before

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk ival = atoi(val);

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk if (ival < 0)

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk return "maximum number of attempts must be a positive number";

cb7cf74a315df272e2ec329ce2ef1d50b82b8384jim balancer->s->max_attempts = ival;

cb7cf74a315df272e2ec329ce2ef1d50b82b8384jim balancer->s->max_attempts_set = 1;

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk }

9e3209bc06ddf32f23e4b254faa45914bc323cc9jim else if (!strcasecmp(key, "lbmethod")) {

c332befc1519a1016d8de07608f0b859e6fab580jim proxy_balancer_method *provider;

5b439d3976ab9363288cf5132902fad230777523jim if (strlen(val) > (sizeof(balancer->s->lbpname)-1))

5b439d3976ab9363288cf5132902fad230777523jim return "unknown lbmethod";

361051c5d96d51ff2f707777b8f629a56799ef02jorton provider = ap_lookup_provider(PROXY_LBMETHOD, val, "0");

361051c5d96d51ff2f707777b8f629a56799ef02jorton if (provider) {

5b439d3976ab9363288cf5132902fad230777523jim balancer->lbmethod = provider;

e32a2e2ca90ae7e7f1195d1e275f9ad6a581ffc6jim if (PROXY_STRNCPY(balancer->s->lbpname, val) == APR_SUCCESS) {

8b1e99bce759689078370bcfb2d9f98c668baba2jkaluza balancer->lbmethod_set = 1;

e32a2e2ca90ae7e7f1195d1e275f9ad6a581ffc6jim return NULL;

e32a2e2ca90ae7e7f1195d1e275f9ad6a581ffc6jim }

e32a2e2ca90ae7e7f1195d1e275f9ad6a581ffc6jim else {

e32a2e2ca90ae7e7f1195d1e275f9ad6a581ffc6jim return "lbmethod name too large";

e32a2e2ca90ae7e7f1195d1e275f9ad6a581ffc6jim }

1febae173a82bc2a71c3c0ba4105cf674000791bjim }

1febae173a82bc2a71c3c0ba4105cf674000791bjim return "unknown lbmethod";

9e3209bc06ddf32f23e4b254faa45914bc323cc9jim }

ff4ec92f5bb8d43b3ba1979ccda94f07961bf323jim else if (!strcasecmp(key, "scolonpathdelim")) {

ff4ec92f5bb8d43b3ba1979ccda94f07961bf323jim /* If set to 'on' then ';' will also be

ff4ec92f5bb8d43b3ba1979ccda94f07961bf323jim if (!strcasecmp(val, "on"))

cb7cf74a315df272e2ec329ce2ef1d50b82b8384jim balancer->s->scolonsep = 1;

ff4ec92f5bb8d43b3ba1979ccda94f07961bf323jim else if (!strcasecmp(val, "off"))

cb7cf74a315df272e2ec329ce2ef1d50b82b8384jim balancer->s->scolonsep = 0;

ff4ec92f5bb8d43b3ba1979ccda94f07961bf323jim else

ff4ec92f5bb8d43b3ba1979ccda94f07961bf323jim return "scolonpathdelim must be On|Off";

8b1e99bce759689078370bcfb2d9f98c668baba2jkaluza balancer->s->scolonsep_set = 1;

ff4ec92f5bb8d43b3ba1979ccda94f07961bf323jim }

b92a868b537899a51efd8c200c396fa51c63839dtrawick else if (!strcasecmp(key, "failonstatus")) {

9f22e9ea026e74271ddced44f6d54fa846ddc9bcwrowe char *val_split;

d46dfdce9351f52a971777948d9b02f8fc668ff8niq char *status;

d46dfdce9351f52a971777948d9b02f8fc668ff8niq char *tok_state;

d46dfdce9351f52a971777948d9b02f8fc668ff8niq

9f22e9ea026e74271ddced44f6d54fa846ddc9bcwrowe val_split = apr_pstrdup(p, val);

9f22e9ea026e74271ddced44f6d54fa846ddc9bcwrowe

d46dfdce9351f52a971777948d9b02f8fc668ff8niq balancer->errstatuses = apr_array_make(p, 1, sizeof(int));

d46dfdce9351f52a971777948d9b02f8fc668ff8niq

9f22e9ea026e74271ddced44f6d54fa846ddc9bcwrowe status = apr_strtok(val_split, ", ", &tok_state);

d46dfdce9351f52a971777948d9b02f8fc668ff8niq while (status != NULL) {

d46dfdce9351f52a971777948d9b02f8fc668ff8niq ival = atoi(status);

d46dfdce9351f52a971777948d9b02f8fc668ff8niq if (ap_is_HTTP_VALID_RESPONSE(ival)) {

3a49a6c98ef80c71830e66e7f8f46083001b494ctrawick *(int *)apr_array_push(balancer->errstatuses) = ival;

d46dfdce9351f52a971777948d9b02f8fc668ff8niq }

d46dfdce9351f52a971777948d9b02f8fc668ff8niq else {

b92a868b537899a51efd8c200c396fa51c63839dtrawick return "failonstatus must be one or more HTTP response codes";

d46dfdce9351f52a971777948d9b02f8fc668ff8niq }

d46dfdce9351f52a971777948d9b02f8fc668ff8niq status = apr_strtok(NULL, ", ", &tok_state);

d46dfdce9351f52a971777948d9b02f8fc668ff8niq }

d46dfdce9351f52a971777948d9b02f8fc668ff8niq

d46dfdce9351f52a971777948d9b02f8fc668ff8niq }

fb5e4869b57545ff534add0a4b0ded84cc68212bdruggeri else if (!strcasecmp(key, "failontimeout")) {

fb5e4869b57545ff534add0a4b0ded84cc68212bdruggeri if (!strcasecmp(val, "on"))

fb5e4869b57545ff534add0a4b0ded84cc68212bdruggeri balancer->failontimeout = 1;

fb5e4869b57545ff534add0a4b0ded84cc68212bdruggeri else if (!strcasecmp(val, "off"))

fb5e4869b57545ff534add0a4b0ded84cc68212bdruggeri balancer->failontimeout = 0;

fb5e4869b57545ff534add0a4b0ded84cc68212bdruggeri else

fb5e4869b57545ff534add0a4b0ded84cc68212bdruggeri return "failontimeout must be On|Off";

8b1e99bce759689078370bcfb2d9f98c668baba2jkaluza balancer->failontimeout_set = 1;

fb5e4869b57545ff534add0a4b0ded84cc68212bdruggeri }

a652b68dea502131f70084ead7981d5fc754cd34jim else if (!strcasecmp(key, "nonce")) {

a652b68dea502131f70084ead7981d5fc754cd34jim if (!strcasecmp(val, "None")) {

cb7cf74a315df272e2ec329ce2ef1d50b82b8384jim *balancer->s->nonce = '\0';

5bfaaf573bacb45c1cf290ce85ecc676587e8a64jim }

a652b68dea502131f70084ead7981d5fc754cd34jim else {

e32a2e2ca90ae7e7f1195d1e275f9ad6a581ffc6jim if (PROXY_STRNCPY(balancer->s->nonce, val) != APR_SUCCESS) {

a652b68dea502131f70084ead7981d5fc754cd34jim return "Provided nonce is too large";

a652b68dea502131f70084ead7981d5fc754cd34jim }

a652b68dea502131f70084ead7981d5fc754cd34jim }

8b1e99bce759689078370bcfb2d9f98c668baba2jkaluza balancer->s->nonce_set = 1;

a652b68dea502131f70084ead7981d5fc754cd34jim }

a652b68dea502131f70084ead7981d5fc754cd34jim else if (!strcasecmp(key, "growth")) {

a652b68dea502131f70084ead7981d5fc754cd34jim ival = atoi(val);

a652b68dea502131f70084ead7981d5fc754cd34jim if (ival < 1 || ival > 100) /* arbitrary limit here */

a652b68dea502131f70084ead7981d5fc754cd34jim return "growth must be between 1 and 100";

a652b68dea502131f70084ead7981d5fc754cd34jim balancer->growth = ival;

8b1e99bce759689078370bcfb2d9f98c668baba2jkaluza balancer->growth_set = 1;

a652b68dea502131f70084ead7981d5fc754cd34jim }

0361488d59792d052a9f8024c0e5a1ef909252e6rpluem else if (!strcasecmp(key, "forcerecovery")) {

0361488d59792d052a9f8024c0e5a1ef909252e6rpluem if (!strcasecmp(val, "on"))

0361488d59792d052a9f8024c0e5a1ef909252e6rpluem balancer->s->forcerecovery = 1;

0361488d59792d052a9f8024c0e5a1ef909252e6rpluem else if (!strcasecmp(val, "off"))

0361488d59792d052a9f8024c0e5a1ef909252e6rpluem balancer->s->forcerecovery = 0;

0361488d59792d052a9f8024c0e5a1ef909252e6rpluem else

0361488d59792d052a9f8024c0e5a1ef909252e6rpluem return "forcerecovery must be On|Off";

8b1e99bce759689078370bcfb2d9f98c668baba2jkaluza balancer->s->forcerecovery_set = 1;

0361488d59792d052a9f8024c0e5a1ef909252e6rpluem }

4415d997ac73262e513c0a571bd5be4f609040bawrowe else {

65efbf0826de766a90d745cc44427bfa4e2447b6mturk return "unknown Balancer parameter";

4415d997ac73262e513c0a571bd5be4f609040bawrowe }

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe return NULL;

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe}

38fd849bd99e2765ee633b6dc576b5f17acdc455wrowe

0f081398cf0eef8cc7c66a535d450110a92dc8aefieldingstatic int alias_match(const char *uri, const char *alias_fakename)

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding{

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding const char *end_fakename = alias_fakename + strlen(alias_fakename);

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding const char *aliasp = alias_fakename, *urip = uri;

00211b036b78699ace57a6d800a52e6c2d57652fnd const char *end_uri = uri + strlen(uri);

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

00211b036b78699ace57a6d800a52e6c2d57652fnd while (aliasp < end_fakename && urip < end_uri) {

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard if (*aliasp == '/') {

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard /* any number of '/' in the alias matches any number in

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard if (*urip != '/')

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard return 0;

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard while (*aliasp == '/')

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard ++aliasp;

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard while (*urip == '/')

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard ++urip;

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard }

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard else {

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard /* Other characters are compared literally */

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard if (*urip++ != *aliasp++)

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard return 0;

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

00211b036b78699ace57a6d800a52e6c2d57652fnd /* fixup badly encoded stuff (e.g. % as last character) */

00211b036b78699ace57a6d800a52e6c2d57652fnd if (aliasp > end_fakename) {

00211b036b78699ace57a6d800a52e6c2d57652fnd aliasp = end_fakename;

00211b036b78699ace57a6d800a52e6c2d57652fnd }

00211b036b78699ace57a6d800a52e6c2d57652fnd if (urip > end_uri) {

00211b036b78699ace57a6d800a52e6c2d57652fnd urip = end_uri;

00211b036b78699ace57a6d800a52e6c2d57652fnd }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

50b2d068ddf98cf75622a0020cd143d379d1b235jfclere /* We reach the end of the uri before the end of "alias_fakename"

35630e8756729a29273ef1a5c879b90df3594d66rjung if (urip == end_uri && aliasp != end_fakename) {

50b2d068ddf98cf75622a0020cd143d379d1b235jfclere return 0;

50b2d068ddf98cf75622a0020cd143d379d1b235jfclere }

50b2d068ddf98cf75622a0020cd143d379d1b235jfclere

00211b036b78699ace57a6d800a52e6c2d57652fnd /* Check last alias path component matched all the way */

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding if (aliasp[-1] != '/' && *urip != '\0' && *urip != '/')

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard return 0;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding /* Return number of characters from URI which matched (may be

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding return urip - uri;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding}

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefieldingstatic int proxy_detect(request_rec *r)

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding{

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding void *sconf = r->server->module_config;

33cb45dc8c5106018b7c2f6ae42478b109423e0eniq proxy_server_conf *conf =

a812b025d139f465a31c76fc02ed162ed5271b03nd (proxy_server_conf *) ap_get_module_config(sconf, &proxy_module);

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

16d38ac65d7e54cd44eeda7b23f84ee68b35094ewrowe /* Ick... msvc (perhaps others) promotes ternary short results to int */

16d38ac65d7e54cd44eeda7b23f84ee68b35094ewrowe

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding if (conf->req && r->parsed_uri.scheme) {

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard /* but it might be something vhosted */

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard if (!(r->parsed_uri.hostname

7b6ba9c468f26bdb3492d5e8cb79628a3b04e8c8wrowe && !strcasecmp(r->parsed_uri.scheme, ap_http_scheme(r))

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard && ap_matches_request_vhost(r, r->parsed_uri.hostname,

e8f95a682820a599fe41b22977010636be5c2717jim (apr_port_t)(r->parsed_uri.port_str ? r->parsed_uri.port

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard : ap_default_port(r))))) {

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard r->proxyreq = PROXYREQ_PROXY;

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard r->uri = r->unparsed_uri;

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard r->filename = apr_pstrcat(r->pool, "proxy:", r->uri, NULL);

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard r->handler = "proxy-server";

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding /* We need special treatment for CONNECT proxying: it has no scheme part */

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding else if (conf->req && r->method_number == M_CONNECT

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard && r->parsed_uri.hostname

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard && r->parsed_uri.port_str) {

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard r->proxyreq = PROXYREQ_PROXY;

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard r->uri = r->unparsed_uri;

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard r->filename = apr_pstrcat(r->pool, "proxy:", r->uri, NULL);

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard r->handler = "proxy-server";

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding return DECLINED;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding}

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

e99dfd55d29a7b4209b814efc7270d0b74ccee74niqstatic const char *proxy_interpolate(request_rec *r, const char *str)

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq{

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq /* Interpolate an env str in a configuration string

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq const char *start;

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq const char *end;

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq const char *var;

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq const char *val;

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq const char *firstpart;

188befd3a49e3a126bd801d7dc5a7f6e63ad4332mturk

9df9016759ec9327e256d7fff1af56ddfadb721cniq start = ap_strstr_c(str, "${");

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq if (start == NULL) {

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq return str;

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq }

9df9016759ec9327e256d7fff1af56ddfadb721cniq end = ap_strchr_c(start+2, '}');

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq if (end == NULL) {

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq return str;

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq }

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq /* OK, this is syntax we want to interpolate. Is there such a var ? */

13fd8ef492c6bf438c0d29aaf42d5d596405e23cjailletc var = apr_pstrmemdup(r->pool, start+2, end-(start+2));

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq val = apr_table_get(r->subprocess_env, var);

13fd8ef492c6bf438c0d29aaf42d5d596405e23cjailletc firstpart = apr_pstrmemdup(r->pool, str, (start-str));

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq if (val == NULL) {

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq return apr_pstrcat(r->pool, firstpart,

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq proxy_interpolate(r, end+1), NULL);

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq }

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq else {

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq return apr_pstrcat(r->pool, firstpart, val,

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq proxy_interpolate(r, end+1), NULL);

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq }

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq}

e99dfd55d29a7b4209b814efc7270d0b74ccee74niqstatic apr_array_header_t *proxy_vars(request_rec *r,

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq apr_array_header_t *hdr)

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq{

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq int i;

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq apr_array_header_t *ret = apr_array_make(r->pool, hdr->nelts,

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq sizeof (struct proxy_alias));

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq struct proxy_alias *old = (struct proxy_alias *) hdr->elts;

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq for (i = 0; i < hdr->nelts; ++i) {

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq struct proxy_alias *newcopy = apr_array_push(ret);

997023faa943892aae20d092044aa983c2936982niq newcopy->fake = (old[i].flags & PROXYPASS_INTERPOLATE)

997023faa943892aae20d092044aa983c2936982niq ? proxy_interpolate(r, old[i].fake) : old[i].fake;

997023faa943892aae20d092044aa983c2936982niq newcopy->real = (old[i].flags & PROXYPASS_INTERPOLATE)

997023faa943892aae20d092044aa983c2936982niq ? proxy_interpolate(r, old[i].real) : old[i].real;

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq }

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq return ret;

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq}

df419be6d7d4b68823efa05722375552af49c2b6minfrin

e8ecc839fc57f2157ff10eba188d7aa3c0244174jimPROXY_DECLARE(int) ap_proxy_trans_match(request_rec *r, struct proxy_alias *ent,

e8ecc839fc57f2157ff10eba188d7aa3c0244174jim proxy_dir_conf *dconf)

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding{

df419be6d7d4b68823efa05722375552af49c2b6minfrin int len;

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq const char *fake;

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq const char *real;

dcda744296f197717c5105fd197e94ceba7880d7jim ap_regmatch_t regm[AP_MAX_REG_MATCH];

28fe44817329b1183f64e878c258962f90423a8dniq ap_regmatch_t reg1[AP_MAX_REG_MATCH];

dcda744296f197717c5105fd197e94ceba7880d7jim char *found = NULL;

28fe44817329b1183f64e878c258962f90423a8dniq int mismatch = 0;

df419be6d7d4b68823efa05722375552af49c2b6minfrin unsigned int nocanon = ent->flags & PROXYPASS_NOCANON;

df419be6d7d4b68823efa05722375552af49c2b6minfrin const char *use_uri = nocanon ? r->unparsed_uri : r->uri;

df419be6d7d4b68823efa05722375552af49c2b6minfrin

e8ecc839fc57f2157ff10eba188d7aa3c0244174jim if (dconf && (dconf->interpolate_env == 1) && (ent->flags & PROXYPASS_INTERPOLATE)) {

df419be6d7d4b68823efa05722375552af49c2b6minfrin fake = proxy_interpolate(r, ent->fake);

df419be6d7d4b68823efa05722375552af49c2b6minfrin real = proxy_interpolate(r, ent->real);

df419be6d7d4b68823efa05722375552af49c2b6minfrin }

df419be6d7d4b68823efa05722375552af49c2b6minfrin else {

df419be6d7d4b68823efa05722375552af49c2b6minfrin fake = ent->fake;

df419be6d7d4b68823efa05722375552af49c2b6minfrin real = ent->real;

df419be6d7d4b68823efa05722375552af49c2b6minfrin }

df419be6d7d4b68823efa05722375552af49c2b6minfrin if (ent->regex) {

df419be6d7d4b68823efa05722375552af49c2b6minfrin if (!ap_regexec(ent->regex, r->uri, AP_MAX_REG_MATCH, regm, 0)) {

df419be6d7d4b68823efa05722375552af49c2b6minfrin if ((real[0] == '!') && (real[1] == '\0')) {

df419be6d7d4b68823efa05722375552af49c2b6minfrin return DECLINED;

df419be6d7d4b68823efa05722375552af49c2b6minfrin }

df419be6d7d4b68823efa05722375552af49c2b6minfrin /* test that we haven't reduced the URI */

df419be6d7d4b68823efa05722375552af49c2b6minfrin if (nocanon && ap_regexec(ent->regex, r->unparsed_uri,

df419be6d7d4b68823efa05722375552af49c2b6minfrin AP_MAX_REG_MATCH, reg1, 0)) {

df419be6d7d4b68823efa05722375552af49c2b6minfrin mismatch = 1;

df419be6d7d4b68823efa05722375552af49c2b6minfrin use_uri = r->uri;

df419be6d7d4b68823efa05722375552af49c2b6minfrin }

df419be6d7d4b68823efa05722375552af49c2b6minfrin found = ap_pregsub(r->pool, real, use_uri, AP_MAX_REG_MATCH,

df419be6d7d4b68823efa05722375552af49c2b6minfrin (use_uri == r->uri) ? regm : reg1);

4c138e467a7d384582aa6f8c9809af589e572feesf if (!found) {

185aa71728867671e105178b4c66fbc22b65ae26sf ap_log_rerror(APLOG_MARK, APLOG_CRIT, 0, r, APLOGNO(01135)

4c138e467a7d384582aa6f8c9809af589e572feesf "Substitution in regular expression failed. "

4c138e467a7d384582aa6f8c9809af589e572feesf "Replacement too long?");

4c138e467a7d384582aa6f8c9809af589e572feesf return HTTP_INTERNAL_SERVER_ERROR;

4c138e467a7d384582aa6f8c9809af589e572feesf }

4c138e467a7d384582aa6f8c9809af589e572feesf

df419be6d7d4b68823efa05722375552af49c2b6minfrin /* Note: The strcmp() below catches cases where there

4c138e467a7d384582aa6f8c9809af589e572feesf if (strcmp(found, real) != 0) {

df419be6d7d4b68823efa05722375552af49c2b6minfrin found = apr_pstrcat(r->pool, "proxy:", found, NULL);

df419be6d7d4b68823efa05722375552af49c2b6minfrin }

df419be6d7d4b68823efa05722375552af49c2b6minfrin else {

df419be6d7d4b68823efa05722375552af49c2b6minfrin found = apr_pstrcat(r->pool, "proxy:", real, use_uri, NULL);

df419be6d7d4b68823efa05722375552af49c2b6minfrin }

df419be6d7d4b68823efa05722375552af49c2b6minfrin }

df419be6d7d4b68823efa05722375552af49c2b6minfrin }

df419be6d7d4b68823efa05722375552af49c2b6minfrin else {

df419be6d7d4b68823efa05722375552af49c2b6minfrin len = alias_match(r->uri, fake);

df419be6d7d4b68823efa05722375552af49c2b6minfrin

df419be6d7d4b68823efa05722375552af49c2b6minfrin if (len != 0) {

df419be6d7d4b68823efa05722375552af49c2b6minfrin if ((real[0] == '!') && (real[1] == '\0')) {

df419be6d7d4b68823efa05722375552af49c2b6minfrin return DECLINED;

df419be6d7d4b68823efa05722375552af49c2b6minfrin }

df419be6d7d4b68823efa05722375552af49c2b6minfrin if (nocanon && len != alias_match(r->unparsed_uri, ent->fake)) {

df419be6d7d4b68823efa05722375552af49c2b6minfrin mismatch = 1;

df419be6d7d4b68823efa05722375552af49c2b6minfrin use_uri = r->uri;

df419be6d7d4b68823efa05722375552af49c2b6minfrin }

df419be6d7d4b68823efa05722375552af49c2b6minfrin found = apr_pstrcat(r->pool, "proxy:", real, use_uri + len, NULL);

df419be6d7d4b68823efa05722375552af49c2b6minfrin }

df419be6d7d4b68823efa05722375552af49c2b6minfrin }

df419be6d7d4b68823efa05722375552af49c2b6minfrin if (mismatch) {

df419be6d7d4b68823efa05722375552af49c2b6minfrin /* We made a reducing transformation, so we can't safely use

185aa71728867671e105178b4c66fbc22b65ae26sf ap_log_rerror(APLOG_MARK, APLOG_WARNING, 0, r, APLOGNO(01136)

df419be6d7d4b68823efa05722375552af49c2b6minfrin "Unescaped URL path matched ProxyPass; ignoring unsafe nocanon");

df419be6d7d4b68823efa05722375552af49c2b6minfrin }

df419be6d7d4b68823efa05722375552af49c2b6minfrin

df419be6d7d4b68823efa05722375552af49c2b6minfrin if (found) {

df419be6d7d4b68823efa05722375552af49c2b6minfrin r->filename = found;

df419be6d7d4b68823efa05722375552af49c2b6minfrin r->handler = "proxy-server";

df419be6d7d4b68823efa05722375552af49c2b6minfrin r->proxyreq = PROXYREQ_REVERSE;

df419be6d7d4b68823efa05722375552af49c2b6minfrin if (nocanon && !mismatch) {

df419be6d7d4b68823efa05722375552af49c2b6minfrin /* mod_proxy_http needs to be told. Different module. */

df419be6d7d4b68823efa05722375552af49c2b6minfrin apr_table_setn(r->notes, "proxy-nocanon", "1");

df419be6d7d4b68823efa05722375552af49c2b6minfrin }

63f0a4cce2c24181e97940eb9d61b75591ee6ed8jim if (ent->flags & PROXYPASS_NOQUERY) {

63f0a4cce2c24181e97940eb9d61b75591ee6ed8jim apr_table_setn(r->notes, "proxy-noquery", "1");

63f0a4cce2c24181e97940eb9d61b75591ee6ed8jim }

df419be6d7d4b68823efa05722375552af49c2b6minfrin return OK;

df419be6d7d4b68823efa05722375552af49c2b6minfrin }

df419be6d7d4b68823efa05722375552af49c2b6minfrin

df419be6d7d4b68823efa05722375552af49c2b6minfrin return DONE;

df419be6d7d4b68823efa05722375552af49c2b6minfrin}

df419be6d7d4b68823efa05722375552af49c2b6minfrin

df419be6d7d4b68823efa05722375552af49c2b6minfrinstatic int proxy_trans(request_rec *r)

df419be6d7d4b68823efa05722375552af49c2b6minfrin{

df419be6d7d4b68823efa05722375552af49c2b6minfrin int i;

df419be6d7d4b68823efa05722375552af49c2b6minfrin struct proxy_alias *ent;

df419be6d7d4b68823efa05722375552af49c2b6minfrin proxy_dir_conf *dconf;

df419be6d7d4b68823efa05722375552af49c2b6minfrin proxy_server_conf *conf;

a812b025d139f465a31c76fc02ed162ed5271b03nd

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding if (r->proxyreq) {

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard /* someone has already set up the proxy, it was possibly ourselves

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard return OK;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

a812b025d139f465a31c76fc02ed162ed5271b03nd

6be38922add55325d9acadb2406a4072cb8865detrawick if ((r->unparsed_uri[0] == '*' && r->unparsed_uri[1] == '\0')

6be38922add55325d9acadb2406a4072cb8865detrawick || !r->uri || r->uri[0] != '/') {

8ff777ad06909c2e06d7b5ba2142195ddfae22a9jorton return DECLINED;

8ff777ad06909c2e06d7b5ba2142195ddfae22a9jorton }

8ff777ad06909c2e06d7b5ba2142195ddfae22a9jorton

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding /* XXX: since r->uri has been manipulated already we're not really

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

df419be6d7d4b68823efa05722375552af49c2b6minfrin dconf = ap_get_module_config(r->per_dir_config, &proxy_module);

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard

df419be6d7d4b68823efa05722375552af49c2b6minfrin /* short way - this location is reverse proxied? */

df419be6d7d4b68823efa05722375552af49c2b6minfrin if (dconf->alias) {

e8ecc839fc57f2157ff10eba188d7aa3c0244174jim int rv = ap_proxy_trans_match(r, dconf->alias, dconf);

df419be6d7d4b68823efa05722375552af49c2b6minfrin if (DONE != rv) {

df419be6d7d4b68823efa05722375552af49c2b6minfrin return rv;

28fe44817329b1183f64e878c258962f90423a8dniq }

df419be6d7d4b68823efa05722375552af49c2b6minfrin }

28fe44817329b1183f64e878c258962f90423a8dniq

25524fd4a888fd31598556d9c323de90e431e237jim conf = (proxy_server_conf *) ap_get_module_config(r->server->module_config,

25524fd4a888fd31598556d9c323de90e431e237jim &proxy_module);

df419be6d7d4b68823efa05722375552af49c2b6minfrin

df419be6d7d4b68823efa05722375552af49c2b6minfrin /* long way - walk the list of aliases, find a match */

df419be6d7d4b68823efa05722375552af49c2b6minfrin if (conf->aliases->nelts) {

df419be6d7d4b68823efa05722375552af49c2b6minfrin ent = (struct proxy_alias *) conf->aliases->elts;

df419be6d7d4b68823efa05722375552af49c2b6minfrin for (i = 0; i < conf->aliases->nelts; i++) {

e8ecc839fc57f2157ff10eba188d7aa3c0244174jim int rv = ap_proxy_trans_match(r, &ent[i], dconf);

df419be6d7d4b68823efa05722375552af49c2b6minfrin if (DONE != rv) {

df419be6d7d4b68823efa05722375552af49c2b6minfrin return rv;

28fe44817329b1183f64e878c258962f90423a8dniq }

dcda744296f197717c5105fd197e94ceba7880d7jim }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding return DECLINED;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding}

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

9b3001f2097437c3c605d29e353fda5131b9952bminfrinstatic int proxy_walk(request_rec *r)

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe{

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe proxy_server_conf *sconf = ap_get_module_config(r->server->module_config,

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe &proxy_module);

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe ap_conf_vector_t *per_dir_defaults = r->server->lookup_defaults;

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe ap_conf_vector_t **sec_proxy = (ap_conf_vector_t **) sconf->sec_proxy->elts;

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe ap_conf_vector_t *entry_config;

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe proxy_dir_conf *entry_proxy;

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe int num_sec = sconf->sec_proxy->nelts;

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard /* XXX: shouldn't we use URI here? Canonicalize it first?

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe const char *proxyname = r->filename + 6;

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe int j;

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin apr_pool_t *rxpool = NULL;

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe

e8f95a682820a599fe41b22977010636be5c2717jim for (j = 0; j < num_sec; ++j)

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe {

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin int nmatch = 0;

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin int i;

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin ap_regmatch_t *pmatch = NULL;

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin

f596c8b1c00a251b54cff654fda122cfe815d536covener entry_config = sec_proxy[j];

f596c8b1c00a251b54cff654fda122cfe815d536covener entry_proxy = ap_get_module_config(entry_config, &proxy_module);

f596c8b1c00a251b54cff654fda122cfe815d536covener

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin if (entry_proxy->r) {

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin if (entry_proxy->refs && entry_proxy->refs->nelts) {

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin if (!rxpool) {

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin apr_pool_create(&rxpool, r->pool);

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin }

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin nmatch = entry_proxy->refs->nelts;

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin pmatch = apr_palloc(rxpool, nmatch*sizeof(ap_regmatch_t));

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin }

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin if (ap_regexec(entry_proxy->r, proxyname, nmatch, pmatch, 0)) {

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin continue;

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin }

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin for (i = 0; i < nmatch; i++) {

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin if (pmatch[i].rm_so >= 0 && pmatch[i].rm_eo >= 0 &&

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin ((const char **)entry_proxy->refs->elts)[i]) {

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin apr_table_setn(r->subprocess_env,

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin ((const char **)entry_proxy->refs->elts)[i],

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin apr_pstrndup(r->pool,

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin proxyname + pmatch[i].rm_so,

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin pmatch[i].rm_eo - pmatch[i].rm_so));

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin }

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin }

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin }

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin else if (

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin /* XXX: What about case insensitive matching ???

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin entry_proxy->p_is_fnmatch ? apr_fnmatch(entry_proxy->p,

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin proxyname, 0) :

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin strncmp(proxyname, entry_proxy->p,

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin strlen(entry_proxy->p))) {

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe continue;

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe }

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe per_dir_defaults = ap_merge_per_dir_configs(r->pool, per_dir_defaults,

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe entry_config);

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe }

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe r->per_dir_config = per_dir_defaults;

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin if (rxpool) {

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin apr_pool_destroy(rxpool);

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin }

a370a774825bc89fc6b0d8e45035a590e39b0bd6minfrin

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe return OK;

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe}

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowestatic int proxy_map_location(request_rec *r)

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe{

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe int access_status;

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe

8632261c895a84c88ae6ade6ea4c62b27bd22b3ebrianp if (!r->proxyreq || !r->filename || strncmp(r->filename, "proxy:", 6) != 0)

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe return DECLINED;

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe /* Don't let the core or mod_http map_to_storage hooks handle this,

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe if ((access_status = proxy_walk(r))) {

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe ap_die(access_status, r);

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe return access_status;

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe }

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe return OK;

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe}

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefieldingstatic int proxy_fixup(request_rec *r)

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding{

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding char *url, *p;

68ce856106f153813339db8670f6cd0ab8dea484minfrin int access_status;

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq proxy_dir_conf *dconf = ap_get_module_config(r->per_dir_config,

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq &proxy_module);

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

45dac0729754e413ff7c673481b219e9ab1a11f1bnicholes if (!r->proxyreq || !r->filename || strncmp(r->filename, "proxy:", 6) != 0)

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard return DECLINED;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

2ceedfca3a2fdfdb5ff60ca17f030ce91f6331cbwrowe /* XXX: Shouldn't we try this before we run the proxy_walk? */

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding url = &r->filename[6];

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq if ((dconf->interpolate_env == 1) && (r->proxyreq == PROXYREQ_REVERSE)) {

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq /* create per-request copy of reverse proxy conf,

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq proxy_req_conf *rconf = apr_palloc(r->pool, sizeof(proxy_req_conf));

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq ap_set_module_config(r->request_config, &proxy_module, rconf);

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq rconf->raliases = proxy_vars(r, dconf->raliases);

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq rconf->cookie_paths = proxy_vars(r, dconf->cookie_paths);

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq rconf->cookie_domains = proxy_vars(r, dconf->cookie_domains);

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq }

e99dfd55d29a7b4209b814efc7270d0b74ccee74niq

68ce856106f153813339db8670f6cd0ab8dea484minfrin /* canonicalise each specific scheme */

2e41eca72bcc4167d1871b0941ee79845540d58eminfrin if ((access_status = proxy_run_canon_handler(r, url))) {

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard return access_status;

68ce856106f153813339db8670f6cd0ab8dea484minfrin }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding p = strchr(url, ':');

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding if (p == NULL || p == url)

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard return HTTP_BAD_REQUEST;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

65efbf0826de766a90d745cc44427bfa4e2447b6mturk return OK; /* otherwise; we've done the best we can */

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding}

0f081398cf0eef8cc7c66a535d450110a92dc8aefieldingstatic int proxy_needsdomain(request_rec *r, const char *url, const char *domain)

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding{

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding char *nuri;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding const char *ref;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding /* We only want to worry about GETs */

d7387fcd4969206172e3a2a8bbcd25a3d7011ac5rbb if (!r->proxyreq || r->method_number != M_GET || !r->parsed_uri.hostname)

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard return DECLINED;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding /* If host does contain a dot already, or it is "localhost", decline */

d4a7ca64aa12da0c1b44b0281e93973a89cefeedmartin if (strchr(r->parsed_uri.hostname, '.') != NULL /* has domain, or IPv4 literal */

d4a7ca64aa12da0c1b44b0281e93973a89cefeedmartin || strchr(r->parsed_uri.hostname, ':') != NULL /* IPv6 literal */

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding || strcasecmp(r->parsed_uri.hostname, "localhost") == 0)

65efbf0826de766a90d745cc44427bfa4e2447b6mturk return DECLINED; /* host name has a dot already */

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

1ccd992d37d62c8cb2056126f2234f64ec189bfddougm ref = apr_table_get(r->headers_in, "Referer");

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding /* Reassemble the request, but insert the domain after the host name */

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding /* Note that the domain name always starts with a dot */

1ccd992d37d62c8cb2056126f2234f64ec189bfddougm r->parsed_uri.hostname = apr_pstrcat(r->pool, r->parsed_uri.hostname,

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard domain, NULL);

b999f6ba2a266bf9a92687f31bb7e76021ac5891ianh nuri = apr_uri_unparse(r->pool,

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard &r->parsed_uri,

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard APR_URI_UNP_REVEALPASSWORD);

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

e2de0e939faab767454a164c7d2e8ea710fd1a26sf apr_table_setn(r->headers_out, "Location", nuri);

185aa71728867671e105178b4c66fbc22b65ae26sf ap_log_rerror(APLOG_MARK, APLOG_INFO, 0, r, APLOGNO(01138)

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard "Domain missing: %s sent to %s%s%s", r->uri,

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard apr_uri_unparse(r->pool, &r->parsed_uri,

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard APR_URI_UNP_OMITUSERINFO),

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard ref ? " from " : "", ref ? ref : "");

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding return HTTP_MOVED_PERMANENTLY;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding}

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefieldingstatic int proxy_handler(request_rec *r)

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding{

a8523e2451f03f4a30030b7bda643a23a75d91demturk char *uri, *scheme, *p;

a2f9f38db0931e6edf7b71378dd680c3c5fa5841rbb const char *p2;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding void *sconf = r->server->module_config;

5babe00918c88eda487771fa6d6d4a1a19c0ced0chuck proxy_server_conf *conf = (proxy_server_conf *)

5babe00918c88eda487771fa6d6d4a1a19c0ced0chuck ap_get_module_config(sconf, &proxy_module);

1ccd992d37d62c8cb2056126f2234f64ec189bfddougm apr_array_header_t *proxies = conf->proxies;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding struct proxy_remote *ents = (struct proxy_remote *) proxies->elts;

2e41eca72bcc4167d1871b0941ee79845540d58eminfrin int i, rc, access_status;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding int direct_connect = 0;

35c9e4d2c0a6465746a98958ef756114834461e6minfrin const char *str;

4860eae0821bbdf3e0da78be7b4057ebed5d86e4minfrin apr_int64_t maxfwd;

5a5a6c22260854843c973e2ea9a14bec64362ab5wrowe proxy_balancer *balancer = NULL;

d75bc22ab2702fa770f6935f07107efff16a76f0wrowe proxy_worker *worker = NULL;

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk int attempts = 0, max_attempts = 0;

e2458a81ee951feeff648c2ca5cad2c5a744d8e5mturk struct dirconn_entry *list = (struct dirconn_entry *)conf->dirconn->elts;

0823a3f8e3ca10d08d036739d1c0c67aaf31255drpluem int saved_status;

11c3b5180e1de6776035320b012a28bb146e7b46chuck

35c9e4d2c0a6465746a98958ef756114834461e6minfrin /* is this for us? */

3f4de7a5b5425a595380c867e08ac8bc8f97cec3jim if (!r->filename) {

3f4de7a5b5425a595380c867e08ac8bc8f97cec3jim return DECLINED;

3f4de7a5b5425a595380c867e08ac8bc8f97cec3jim }

3f4de7a5b5425a595380c867e08ac8bc8f97cec3jim

3f4de7a5b5425a595380c867e08ac8bc8f97cec3jim if (!r->proxyreq) {

3f4de7a5b5425a595380c867e08ac8bc8f97cec3jim /* We may have forced the proxy handler via config or .htaccess */

3f4de7a5b5425a595380c867e08ac8bc8f97cec3jim if (r->handler &&

3f4de7a5b5425a595380c867e08ac8bc8f97cec3jim strncmp(r->handler, "proxy:", 6) == 0 &&

3f4de7a5b5425a595380c867e08ac8bc8f97cec3jim strncmp(r->filename, "proxy:", 6) != 0) {

3f4de7a5b5425a595380c867e08ac8bc8f97cec3jim r->proxyreq = PROXYREQ_REVERSE;

3f4de7a5b5425a595380c867e08ac8bc8f97cec3jim r->filename = apr_pstrcat(r->pool, r->handler, r->filename, NULL);

3f4de7a5b5425a595380c867e08ac8bc8f97cec3jim }

3f4de7a5b5425a595380c867e08ac8bc8f97cec3jim else {

3f4de7a5b5425a595380c867e08ac8bc8f97cec3jim return DECLINED;

3f4de7a5b5425a595380c867e08ac8bc8f97cec3jim }

3f4de7a5b5425a595380c867e08ac8bc8f97cec3jim } else if (strncmp(r->filename, "proxy:", 6) != 0) {

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard return DECLINED;

3f4de7a5b5425a595380c867e08ac8bc8f97cec3jim }

11c3b5180e1de6776035320b012a28bb146e7b46chuck

35c9e4d2c0a6465746a98958ef756114834461e6minfrin /* handle max-forwards / OPTIONS / TRACE */

35c9e4d2c0a6465746a98958ef756114834461e6minfrin if ((str = apr_table_get(r->headers_in, "Max-Forwards"))) {

4860eae0821bbdf3e0da78be7b4057ebed5d86e4minfrin char *end;

4860eae0821bbdf3e0da78be7b4057ebed5d86e4minfrin maxfwd = apr_strtoi64(str, &end, 10);

4860eae0821bbdf3e0da78be7b4057ebed5d86e4minfrin if (maxfwd < 0 || maxfwd == APR_INT64_MAX || *end) {

4860eae0821bbdf3e0da78be7b4057ebed5d86e4minfrin return ap_proxyerror(r, HTTP_BAD_REQUEST,

4860eae0821bbdf3e0da78be7b4057ebed5d86e4minfrin apr_psprintf(r->pool,

4860eae0821bbdf3e0da78be7b4057ebed5d86e4minfrin "Max-Forwards value '%s' could not be parsed", str));

4860eae0821bbdf3e0da78be7b4057ebed5d86e4minfrin }

4860eae0821bbdf3e0da78be7b4057ebed5d86e4minfrin else if (maxfwd == 0) {

e2b2e15108eb7cb566b1d70ce4e479276d951de5minfrin switch (r->method_number) {

e2b2e15108eb7cb566b1d70ce4e479276d951de5minfrin case M_TRACE: {

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard int access_status;

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard r->proxyreq = PROXYREQ_NONE;

7a1dee936d2bd3e4e70dd8a6e0090f8582ee2a8bylavic access_status = ap_send_http_trace(r);

7a1dee936d2bd3e4e70dd8a6e0090f8582ee2a8bylavic ap_die(access_status, r);

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard return OK;

e2b2e15108eb7cb566b1d70ce4e479276d951de5minfrin }

e2b2e15108eb7cb566b1d70ce4e479276d951de5minfrin case M_OPTIONS: {

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard int access_status;

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard r->proxyreq = PROXYREQ_NONE;

7a1dee936d2bd3e4e70dd8a6e0090f8582ee2a8bylavic access_status = ap_send_http_options(r);

7a1dee936d2bd3e4e70dd8a6e0090f8582ee2a8bylavic ap_die(access_status, r);

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard return OK;

e2b2e15108eb7cb566b1d70ce4e479276d951de5minfrin }

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard default: {

4860eae0821bbdf3e0da78be7b4057ebed5d86e4minfrin return ap_proxyerror(r, HTTP_BAD_REQUEST,

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard "Max-Forwards has reached zero - proxy loop?");

e2b2e15108eb7cb566b1d70ce4e479276d951de5minfrin }

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard }

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard }

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard maxfwd = (maxfwd > 0) ? maxfwd - 1 : 0;

35c9e4d2c0a6465746a98958ef756114834461e6minfrin }

35c9e4d2c0a6465746a98958ef756114834461e6minfrin else {

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard /* set configured max-forwards */

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard maxfwd = conf->maxfwd;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding }

3d81c6f18deabacd15101eda69f7d16bf466d22dniq if (maxfwd >= 0) {

04d6458a2cd3b44376f00a56804bb6bf6bc46865sf apr_table_setn(r->headers_in, "Max-Forwards",

fc3150b2b0146214a5005f730efef09448dd043csf apr_psprintf(r->pool, "%" APR_INT64_T_FMT, maxfwd));

3d81c6f18deabacd15101eda69f7d16bf466d22dniq }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

d1b3d9a6f29078146ee970791123a8720bf38c39wrowe if (r->method_number == M_TRACE) {

d1b3d9a6f29078146ee970791123a8720bf38c39wrowe core_server_config *coreconf = (core_server_config *)

7184de27ec1d62a83c41cdeac0953ca9fd661e8csf ap_get_core_module_config(sconf);

d1b3d9a6f29078146ee970791123a8720bf38c39wrowe

e8f95a682820a599fe41b22977010636be5c2717jim if (coreconf->trace_enable == AP_TRACE_DISABLE)

d1b3d9a6f29078146ee970791123a8720bf38c39wrowe {

d1b3d9a6f29078146ee970791123a8720bf38c39wrowe /* Allow "error-notes" string to be printed by ap_send_error_response()

d1b3d9a6f29078146ee970791123a8720bf38c39wrowe apr_table_setn(r->notes, "error-notes",

d1b3d9a6f29078146ee970791123a8720bf38c39wrowe "TRACE forbidden by server configuration");

d1b3d9a6f29078146ee970791123a8720bf38c39wrowe apr_table_setn(r->notes, "verbose-error-to", "*");

185aa71728867671e105178b4c66fbc22b65ae26sf ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r, APLOGNO(01139)

994ced9dca1b824d03a44187f09d264215cd490csf "TRACE forbidden by server configuration");

b5983a3623a081981a69c201fb66f765586aaa9eniq return HTTP_METHOD_NOT_ALLOWED;

d1b3d9a6f29078146ee970791123a8720bf38c39wrowe }

d1b3d9a6f29078146ee970791123a8720bf38c39wrowe

d1b3d9a6f29078146ee970791123a8720bf38c39wrowe /* Can't test ap_should_client_block, we aren't ready to send

e8f95a682820a599fe41b22977010636be5c2717jim if (coreconf->trace_enable != AP_TRACE_EXTENDED

d1b3d9a6f29078146ee970791123a8720bf38c39wrowe && (r->read_length || r->read_chunked || r->remaining))

d1b3d9a6f29078146ee970791123a8720bf38c39wrowe {

d1b3d9a6f29078146ee970791123a8720bf38c39wrowe /* Allow "error-notes" string to be printed by ap_send_error_response()

d1b3d9a6f29078146ee970791123a8720bf38c39wrowe apr_table_setn(r->notes, "error-notes",

d1b3d9a6f29078146ee970791123a8720bf38c39wrowe "TRACE with request body is not allowed");

d1b3d9a6f29078146ee970791123a8720bf38c39wrowe apr_table_setn(r->notes, "verbose-error-to", "*");

185aa71728867671e105178b4c66fbc22b65ae26sf ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r, APLOGNO(01140)

994ced9dca1b824d03a44187f09d264215cd490csf "TRACE with request body is not allowed");

d1b3d9a6f29078146ee970791123a8720bf38c39wrowe return HTTP_REQUEST_ENTITY_TOO_LARGE;

d1b3d9a6f29078146ee970791123a8720bf38c39wrowe }

d1b3d9a6f29078146ee970791123a8720bf38c39wrowe }

d1b3d9a6f29078146ee970791123a8720bf38c39wrowe

a8523e2451f03f4a30030b7bda643a23a75d91demturk uri = r->filename + 6;

a8523e2451f03f4a30030b7bda643a23a75d91demturk p = strchr(uri, ':');

e2458a81ee951feeff648c2ca5cad2c5a744d8e5mturk if (p == NULL) {

185aa71728867671e105178b4c66fbc22b65ae26sf ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, APLOGNO(01141)

e2458a81ee951feeff648c2ca5cad2c5a744d8e5mturk "proxy_handler no URL in %s", r->filename);

e2458a81ee951feeff648c2ca5cad2c5a744d8e5mturk return HTTP_BAD_REQUEST;

e2458a81ee951feeff648c2ca5cad2c5a744d8e5mturk }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

e2458a81ee951feeff648c2ca5cad2c5a744d8e5mturk /* If the host doesn't have a domain name, add one and redirect. */

e2458a81ee951feeff648c2ca5cad2c5a744d8e5mturk if (conf->domain != NULL) {

a8523e2451f03f4a30030b7bda643a23a75d91demturk rc = proxy_needsdomain(r, uri, conf->domain);

e2458a81ee951feeff648c2ca5cad2c5a744d8e5mturk if (ap_is_HTTP_REDIRECT(rc))

e2458a81ee951feeff648c2ca5cad2c5a744d8e5mturk return HTTP_MOVED_PERMANENTLY;

e2458a81ee951feeff648c2ca5cad2c5a744d8e5mturk }

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk

13fd8ef492c6bf438c0d29aaf42d5d596405e23cjailletc scheme = apr_pstrmemdup(r->pool, uri, p - uri);

e2458a81ee951feeff648c2ca5cad2c5a744d8e5mturk /* Check URI's destination host against NoProxy hosts */

e2458a81ee951feeff648c2ca5cad2c5a744d8e5mturk /* Bypass ProxyRemote server lookup if configured as NoProxy */

e2458a81ee951feeff648c2ca5cad2c5a744d8e5mturk for (direct_connect = i = 0; i < conf->dirconn->nelts &&

e2458a81ee951feeff648c2ca5cad2c5a744d8e5mturk !direct_connect; i++) {

e2458a81ee951feeff648c2ca5cad2c5a744d8e5mturk direct_connect = list[i].matcher(&list[i], r);

e2458a81ee951feeff648c2ca5cad2c5a744d8e5mturk }

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding#if DEBUGGING

e2458a81ee951feeff648c2ca5cad2c5a744d8e5mturk ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r,

e2458a81ee951feeff648c2ca5cad2c5a744d8e5mturk (direct_connect) ? "NoProxy for %s" : "UseProxy for %s",

e2458a81ee951feeff648c2ca5cad2c5a744d8e5mturk r->uri);

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding#endif

e2458a81ee951feeff648c2ca5cad2c5a744d8e5mturk

e2458a81ee951feeff648c2ca5cad2c5a744d8e5mturk do {

a8523e2451f03f4a30030b7bda643a23a75d91demturk char *url = uri;

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk /* Try to obtain the most suitable worker */

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk access_status = ap_proxy_pre_request(&worker, &balancer, r, conf, &url);

8cdc2e8b6f46a3f239a70184e9f785fc25463487rpluem if (access_status != OK) {

8cdc2e8b6f46a3f239a70184e9f785fc25463487rpluem /*

8cdc2e8b6f46a3f239a70184e9f785fc25463487rpluem if (access_status != HTTP_SERVICE_UNAVAILABLE)

8cdc2e8b6f46a3f239a70184e9f785fc25463487rpluem return access_status;

8cdc2e8b6f46a3f239a70184e9f785fc25463487rpluem /*

8cdc2e8b6f46a3f239a70184e9f785fc25463487rpluem if (!worker)

8cdc2e8b6f46a3f239a70184e9f785fc25463487rpluem balancer = NULL;

8cdc2e8b6f46a3f239a70184e9f785fc25463487rpluem goto cleanup;

8cdc2e8b6f46a3f239a70184e9f785fc25463487rpluem }

6a4043fd04bbd44ca0d084c096318df035abc46djfclere

6a4043fd04bbd44ca0d084c096318df035abc46djfclere /* Initialise worker if needed, note the shared area must be initialized by the balancer logic */

6a4043fd04bbd44ca0d084c096318df035abc46djfclere if (balancer) {

14c8c18e6caab1bdeb0f26b2b031e000fef58ef9jim ap_proxy_initialize_worker(worker, r->server, conf->pool);

6a4043fd04bbd44ca0d084c096318df035abc46djfclere }

6a4043fd04bbd44ca0d084c096318df035abc46djfclere

cb7cf74a315df272e2ec329ce2ef1d50b82b8384jim if (balancer && balancer->s->max_attempts_set && !max_attempts)

cb7cf74a315df272e2ec329ce2ef1d50b82b8384jim max_attempts = balancer->s->max_attempts;

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk /* firstly, try a proxy, unless a NoProxy directive is active */

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk if (!direct_connect) {

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk for (i = 0; i < proxies->nelts; i++) {

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk p2 = ap_strchr_c(ents[i].scheme, ':'); /* is it a partial URL? */

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk if (strcmp(ents[i].scheme, "*") == 0 ||

b1306729566b49fb30aed5c46adaf07a637115afjerenkrantz (ents[i].use_regex &&

b1306729566b49fb30aed5c46adaf07a637115afjerenkrantz ap_regexec(ents[i].regexp, url, 0, NULL, 0) == 0) ||

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk (p2 == NULL && strcasecmp(scheme, ents[i].scheme) == 0) ||

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk (p2 != NULL &&

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk strncasecmp(url, ents[i].scheme,

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk strlen(ents[i].scheme)) == 0)) {

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk /* handle the scheme */

185aa71728867671e105178b4c66fbc22b65ae26sf ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, APLOGNO(01142)

994ced9dca1b824d03a44187f09d264215cd490csf "Trying to run scheme_handler against proxy");

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk access_status = proxy_run_scheme_handler(r, worker,

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk conf, url,

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk ents[i].hostname,

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk ents[i].port);

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk

5fbd1e97905738791e7359ccbc9b02e913948d2erpluem /* Did the scheme handler process the request? */

5fbd1e97905738791e7359ccbc9b02e913948d2erpluem if (access_status != DECLINED) {

5fbd1e97905738791e7359ccbc9b02e913948d2erpluem const char *cl_a;

5fbd1e97905738791e7359ccbc9b02e913948d2erpluem char *end;

5fbd1e97905738791e7359ccbc9b02e913948d2erpluem apr_off_t cl;

5fbd1e97905738791e7359ccbc9b02e913948d2erpluem

5fbd1e97905738791e7359ccbc9b02e913948d2erpluem /*

5fbd1e97905738791e7359ccbc9b02e913948d2erpluem if (access_status != HTTP_BAD_GATEWAY) {

5fbd1e97905738791e7359ccbc9b02e913948d2erpluem goto cleanup;

5fbd1e97905738791e7359ccbc9b02e913948d2erpluem }

5fbd1e97905738791e7359ccbc9b02e913948d2erpluem cl_a = apr_table_get(r->headers_in, "Content-Length");

5fbd1e97905738791e7359ccbc9b02e913948d2erpluem if (cl_a) {

a41735e84d5aa22d04556c481929addf28c8f052sf apr_strtoff(&cl, cl_a, &end, 10);

5fbd1e97905738791e7359ccbc9b02e913948d2erpluem /*

5fbd1e97905738791e7359ccbc9b02e913948d2erpluem if (cl > 0) {

5fbd1e97905738791e7359ccbc9b02e913948d2erpluem goto cleanup;

5fbd1e97905738791e7359ccbc9b02e913948d2erpluem }

5fbd1e97905738791e7359ccbc9b02e913948d2erpluem }

5fbd1e97905738791e7359ccbc9b02e913948d2erpluem /*

5fbd1e97905738791e7359ccbc9b02e913948d2erpluem if (apr_table_get(r->headers_in, "Transfer-Encoding")) {

5fbd1e97905738791e7359ccbc9b02e913948d2erpluem goto cleanup;

5fbd1e97905738791e7359ccbc9b02e913948d2erpluem }

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk }

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard }

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard }

e6366481b8fe06a24337f0b30b7da66cf64d6062stoddard }

2e41eca72bcc4167d1871b0941ee79845540d58eminfrin

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk /* otherwise, try it direct */

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk /* N.B. what if we're behind a firewall, where we must use a proxy or

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk /* handle the scheme */

185aa71728867671e105178b4c66fbc22b65ae26sf ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, APLOGNO(01143)

ea8e3350cface61eda0d549bfba28755e09fc322jim "Running scheme %s handler (attempt %d)",

ea8e3350cface61eda0d549bfba28755e09fc322jim scheme, attempts);

a42b70fa75429d73ef00d6ae212676f8a652f51cpquerna AP_PROXY_RUN(r, worker, conf, url, attempts);

a8523e2451f03f4a30030b7bda643a23a75d91demturk access_status = proxy_run_scheme_handler(r, worker, conf,

a8523e2451f03f4a30030b7bda643a23a75d91demturk url, NULL, 0);

a8523e2451f03f4a30030b7bda643a23a75d91demturk if (access_status == OK)

a8523e2451f03f4a30030b7bda643a23a75d91demturk break;

a8523e2451f03f4a30030b7bda643a23a75d91demturk else if (access_status == HTTP_INTERNAL_SERVER_ERROR) {

a8523e2451f03f4a30030b7bda643a23a75d91demturk /* Unrecoverable server error.

caad2986f81ab263f7af41467dd622dc9add17f3ylavic if (balancer

caad2986f81ab263f7af41467dd622dc9add17f3ylavic && !(worker->s->status & PROXY_WORKER_IGNORE_ERRORS)) {

a8523e2451f03f4a30030b7bda643a23a75d91demturk worker->s->status |= PROXY_WORKER_IN_ERROR;

12d1342bd29aa7b15080f28cd8ed65d33ce00328rpluem worker->s->error_time = apr_time_now();

12d1342bd29aa7b15080f28cd8ed65d33ce00328rpluem }

00b70ae978854b5eb51722cbeda99c9067b5faf2mturk break;

a8523e2451f03f4a30030b7bda643a23a75d91demturk }

a8523e2451f03f4a30030b7bda643a23a75d91demturk else if (access_status == HTTP_SERVICE_UNAVAILABLE) {

a8523e2451f03f4a30030b7bda643a23a75d91demturk /* Recoverable server error.

caad2986f81ab263f7af41467dd622dc9add17f3ylavic if (balancer

caad2986f81ab263f7af41467dd622dc9add17f3ylavic && !(worker->s->status & PROXY_WORKER_IGNORE_ERRORS)) {

a8523e2451f03f4a30030b7bda643a23a75d91demturk worker->s->status |= PROXY_WORKER_IN_ERROR;

12d1342bd29aa7b15080f28cd8ed65d33ce00328rpluem worker->s->error_time = apr_time_now();

a8523e2451f03f4a30030b7bda643a23a75d91demturk }

a8523e2451f03f4a30030b7bda643a23a75d91demturk }

a8523e2451f03f4a30030b7bda643a23a75d91demturk else {

a8523e2451f03f4a30030b7bda643a23a75d91demturk /* Unrecoverable error.

a8523e2451f03f4a30030b7bda643a23a75d91demturk break;

a8523e2451f03f4a30030b7bda643a23a75d91demturk }

a8523e2451f03f4a30030b7bda643a23a75d91demturk /* Try again if the worker is unusable and the service is

e8f95a682820a599fe41b22977010636be5c2717jim } while (!PROXY_WORKER_IS_USABLE(worker) &&

67d13599fd4a5f73a2d3fc2b566a9aad60b1c892mturk max_attempts > attempts++);

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

2e41eca72bcc4167d1871b0941ee79845540d58eminfrin if (DECLINED == access_status) {

185aa71728867671e105178b4c66fbc22b65ae26sf ap_log_rerror(APLOG_MARK, APLOG_WARNING, 0, r, APLOGNO(01144)

994ced9dca1b824d03a44187f09d264215cd490csf "No protocol handler was valid for the URL %s. "

994ced9dca1b824d03a44187f09d264215cd490csf "If you are using a DSO version of mod_proxy, make sure "

994ced9dca1b824d03a44187f09d264215cd490csf "the proxy submodules are included in the configuration "

994ced9dca1b824d03a44187f09d264215cd490csf "using LoadModule.", r->uri);

0280926d9c3e5deb48961117a60a817d6905dd3dniq access_status = HTTP_INTERNAL_SERVER_ERROR;

c1c0628ca9788908a5fc7502d04a89c348b75ee6wrowe goto cleanup;

9865751743e928ea0a9ad83faa04a738001932deminfrin }

c1c0628ca9788908a5fc7502d04a89c348b75ee6wrowecleanup:

0823a3f8e3ca10d08d036739d1c0c67aaf31255drpluem /*

0823a3f8e3ca10d08d036739d1c0c67aaf31255drpluem saved_status = r->status;

0823a3f8e3ca10d08d036739d1c0c67aaf31255drpluem r->status = access_status;

d9efe39afed3db4bbdc32e40ddb67075c56e689djim ap_proxy_post_request(worker, balancer, r, conf);

0823a3f8e3ca10d08d036739d1c0c67aaf31255drpluem /*

0823a3f8e3ca10d08d036739d1c0c67aaf31255drpluem if (r->status == access_status) {

0823a3f8e3ca10d08d036739d1c0c67aaf31255drpluem r->status = saved_status;

0823a3f8e3ca10d08d036739d1c0c67aaf31255drpluem }

bda7a7d57377f45932c237d5aba00b189d85c2a9ianh

bda7a7d57377f45932c237d5aba00b189d85c2a9ianh proxy_run_request_status(&access_status, r);

a42b70fa75429d73ef00d6ae212676f8a652f51cpquerna AP_PROXY_RUN_FINISHED(r, attempts, access_status);

bda7a7d57377f45932c237d5aba00b189d85c2a9ianh

2e41eca72bcc4167d1871b0941ee79845540d58eminfrin return access_status;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding}

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding

11c3b5180e1de6776035320b012a28bb146e7b46chuckstatic void * create_proxy_config(apr_pool_t *p, server_rec *s)

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding{

9b4c60b689b8a3f2d48d19c55d857b276d405f85wrowe proxy_server_conf *ps = apr_pcalloc(p, sizeof(proxy_server_conf));

9b4c60b689b8a3f2d48d19c55d857b276d405f85wrowe

9b4c60b689b8a3f2d48d19c55d857b276d405f85wrowe ps->sec_proxy = apr_array_make(p, 10, sizeof(ap_conf_vector_t *));

9b4c60b689b8a3f2d48d19c55d857b276d405f85wrowe ps->proxies = apr_array_make(p, 10, sizeof(struct proxy_remote));

9b4c60b689b8a3f2d48d19c55d857b276d405f85wrowe ps->aliases = apr_array_make(p, 10, sizeof(struct proxy_alias));

9b4c60b689b8a3f2d48d19c55d857b276d405f85wrowe ps->noproxies = apr_array_make(p, 10, sizeof(struct noproxy_entry));

9b4c60b689b8a3f2d48d19c55d857b276d405f85wrowe ps->dirconn = apr_array_make(p, 10, sizeof(struct dirconn_entry));

d52b01101efdd3a37493d1090f20eb23c4dd1521wrowe ps->workers = apr_array_make(p, 10, sizeof(proxy_worker));

5a5a6c22260854843c973e2ea9a14bec64362ab5wrowe ps->balancers = apr_array_make(p, 10, sizeof(proxy_balancer));

609ecc54ccbd06a9286e1aaf891f80f62450b1aamturk ps->forward = NULL;

a865e849a3b00dc8524ecdda09a1699452876219mturk ps->reverse = NULL;

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding ps->domain = NULL;

1b0760b10f93eb1e0f52e28aa20cd821c68ac217jim ps->id = apr_psprintf(p, "p%x", 1); /* simply for storage size */

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding ps->viaopt = via_off; /* initially backward compatible with 1.3.1 */

af952917c05e56874069e1e5f64e6473bb478b68minfrin ps->viaopt_set = 0; /* 0 means default */

0f081398cf0eef8cc7c66a535d450110a92dc8aefielding ps->req = 0;

7ce40500bfead8781bab964eb6e01944acbf3915jim ps->max_balancers = 0;

57db302f0875a6c93a79333b8941cea4c1827272jim ps->bal_persist = 0;

64e4059542fdf5ae9096d5485d3405b3bc98a82ejim ps->inherit = 1;

f4c820be3237778985b10dabd420c6301f65ee04rjung ps->inherit_set = 0;

8ad2333769563eadfe4944407c32666160b641a0jim ps->ppinherit = 1;

8ad2333769563eadfe4944407c32666160b641a0jim ps->ppinherit_set = 0;

7ce40500bfead8781bab964eb6e01944acbf3915jim ps->bgrowth = 5;

7ce40500bfead8781bab964eb6e01944acbf3915jim ps->bgrowth_set = 0;

af952917c05e56874069e1e5f64e6473bb478b68minfrin ps->req_set = 0;

af952917c05e56874069e1e5f64e6473bb478b68minfrin ps->recv_buffer_size = 0; /* this default was left unset for some reason */

af952917c05e56874069e1e5f64e6473bb478b68minfrin ps->recv_buffer_size_set = 0;

afef080e47ef499a5cbceb7ad7fadbb3abca0b48minfrin ps->io_buffer_size = AP_IOBUFSIZE;

afef080e47ef499a5cbceb7ad7fadbb3abca0b48minfrin ps->io_buffer_size_set = 0;

35c9e4d2c0a6465746a98958ef756114834461e6minfrin ps->maxfwd = DEFAULT_MAX_FORWARDS;

35c9e4d2c0a6465746a98958ef756114834461e6minfrin ps->maxfwd_set = 0;

db8ac7cbb1fa6cdd6abcc4bb797d4deed32dd269jim ps->timeout = 0;

db8ac7cbb1fa6cdd6abcc4bb797d4deed32dd269jim ps->timeout_set = 0;

db8ac7cbb1fa6cdd6abcc4bb797d4deed32dd269jim ps->badopt = bad_error;

db8ac7cbb1fa6cdd6abcc4bb797d4deed32dd269jim ps->badopt_set = 0;

b2b9b7f0644773b50aee41956a841ac884086250niq ps->source_address = NULL;

b2b9b7f0644773b50aee41956a841ac884086250niq ps->source_address_set = 0;

afbccb5d9eef1a37d07bff56872d3da17c41a275jim apr_pool_create_ex(&ps->pool, p, NULL, NULL);