I removed the header mods and changed the refresh pattern to: refresh_pattern . 15 20% 1800 override-expire ignore-no-cache ignore-no-store ignore-private
And I always get TCP_MISS. Any other thoughts? Thanks! On Thu, Oct 10, 2024 at 12:35 PM Alex Rousskov < rouss...@measurement-factory.com> wrote: > On 2024-10-09 15:40, Bryan Seitz wrote: > > > SSL-Bump Woes > > AFAICT, the problem you are trying to solve is not caused by SslBump. > > > > reply_header_access Cache-Control deny all > > reply_header_add Cache-Control "public, max-age=1800" > > The above directives are applied to responses that Squid sends to > clients. These post-cache response modification directives have no > effect on Squid response caching decisions (which are done earlier, > pre-cache, while looking at the virgin or adapted response received from > the origin server of cache_peer). > > FWIW, this caveat is documented in reply_header_add description, but > documentation improvements are welcome: > > > This option adds header fields to outgoing HTTP responses (i.e., response > > headers delivered by Squid to the client). This option has no effect on > > cache hit detection. The equivalent adaptation vectoring point in > > ICAP terminology is post-cache RESPMOD. > > > To allow Squid to violate HTTP caching rules when deciding whether to a > cache a response, see refresh_pattern options (e.g., "ignore-private"). > http://www.squid-cache.org/Doc/config/refresh_pattern/ > > > HTH, > > Alex. > > > > I have the following configuration: > > > > http_port 3128 ssl-bump generate-host-certificates=on > > tls-cert=/etc/squid/ssl/myCA.pem > > ssl_bump bump all > > > > # BMCs return Cache-Control: private > > reply_header_access Cache-Control deny all > > reply_header_add Cache-Control "public, max-age=1800" > > > > follow_x_forwarded_for allow all > > http_access allow all > > include /etc/squid/conf.d/*.conf > > host_verify_strict off > > tls_outgoing_options min-version=1.0 > > flags=DONT_VERIFY_PEER,DONT_VERIFY_DOMAIN > > sslproxy_cert_error allow all > > > > sslcrtd_program /usr/lib/squid/security_file_certgen -s > > /var/spool/squid/ssl_db -M 4MB > > sslcrtd_children 5 > > > > cache_mem 8192 MB > > cache_dir rock /cm/squid/squid 8192 > > > > buffered_logs on > > access_log daemon:/var/log/squid/access.log logformat=squid > > logfile_daemon /usr/lib/squid/log_file_daemon > > cache_store_log daemon:/var/log/squid/store.log > > log_mime_hdrs on > > coredump_dir /var/spool/squid > > shutdown_lifetime 2 seconds > > max_filedesc 4096 > > workers 4 > > > > > > A curl will note the resource is stale (with new host), but I never get > > a cache hit on subsequent retries: > > > > Store log: > > > > 1728502393.992 RELEASE -1 FFFFFFFF 02000000000000003A632F0003000000 200 > > 1728502382 -1 -1 application/json 1182/1182 GET > > > https://10.170.31.77/redfish/v1/Oem/Supermicro/HGX_H100/Systems/HGX_Baseboard_0/Processors/GPU_SXM_4/ProcessorMetrics > < > https://10.170.31.77/redfish/v1/Oem/Supermicro/HGX_H100/Systems/HGX_Baseboard_0/Processors/GPU_SXM_4/ProcessorMetrics > > > > 1728502395.674 RELEASE -1 FFFFFFFF 02000000000000003B632F0002000000 200 > > 1728502384 -1 -1 application/json 1182/1182 GET > > > https://10.170.31.77/redfish/v1/Oem/Supermicro/HGX_H100/Systems/HGX_Baseboard_0/Processors/GPU_SXM_4/ProcessorMetrics > < > https://10.170.31.77/redfish/v1/Oem/Supermicro/HGX_H100/Systems/HGX_Baseboard_0/Processors/GPU_SXM_4/ProcessorMetrics > > > > 1728502408.317 RELEASE 00 00056924 04000000000000003C632F0001000000 200 > > 1728420588 -1 1728422388 application/json 1189/1189 GET > > > https://10.170.31.81/redfish/v1/Oem/Supermicro/HGX_H100/Systems/HGX_Baseboard_0/Processors/GPU_SXM_4/ProcessorMetrics > < > https://10.170.31.81/redfish/v1/Oem/Supermicro/HGX_H100/Systems/HGX_Baseboard_0/Processors/GPU_SXM_4/ProcessorMetrics > > > > 1728502408.318 RELEASE -1 FFFFFFFF 03000000000000003C632F0001000000 200 > > 1728502404 -1 -1 application/json 1179/1179 GET > > > https://10.170.31.81/redfish/v1/Oem/Supermicro/HGX_H100/Systems/HGX_Baseboard_0/Processors/GPU_SXM_4/ProcessorMetrics > < > https://10.170.31.81/redfish/v1/Oem/Supermicro/HGX_H100/Systems/HGX_Baseboard_0/Processors/GPU_SXM_4/ProcessorMetrics > > > > 1728502417.161 RELEASE -1 FFFFFFFF 05000000000000003C632F0001000000 200 > > 1728502413 -1 -1 application/json 1179/1179 GET > > > https://10.170.31.81/redfish/v1/Oem/Supermicro/HGX_H100/Systems/HGX_Baseboard_0/Processors/GPU_SXM_4/ProcessorMetrics > < > https://10.170.31.81/redfish/v1/Oem/Supermicro/HGX_H100/Systems/HGX_Baseboard_0/Processors/GPU_SXM_4/ProcessorMetrics > > > > > > Response headers: > > > > HTTP/1.1 200 Connection established > > > > HTTP/1.1 200 OK > > Link: <http://redfish.dmtf.org/schemas/v1/Z.v1_5_2.json > > <http://redfish.dmtf.org/schemas/v1/Z.v1_5_2.json>>; rel=describedby > > Allow: GET > > Content-Length: 1179 > > Content-Type: application/json; charset=UTF-8 > > Strict-Transport-Security: max-age=31536000; includeSubdomains > > X-XSS-Protection: 1; mode=block > > Content-Security-Policy: default-src 'self';connect-src 'self' ws: > > wss:;frame-src 'self';img-src 'self' data:;object-src 'self';font-src > > 'self' data:;script-src 'self' 'unsafe-inline' 'unsafe-eval';style-src > > 'self' 'unsafe-inline';worker-src 'self' blob:; > > X-Frame-Options: SAMEORIGIN > > X-Content-Type-Options: nosniff > > OData-Version: 4.0 > > Date: Wed, 09 Oct 2024 19:35:50 GMT > > Cache-Status: squid;detail=mismatch > > Via: 1.1 squid (squid/6.10) > > Connection: keep-alive > > Cache-Control: public, max-age=1800 > > > > If I use a cache peer with MITMPROXY, squid will cache the results > > however this is inefficient and slow. > > > > -- > > Bryan Seitz > > seit...@gmail.com <mailto:seit...@gmail.com> > > > > _______________________________________________ > > squid-users mailing list > > squid-users@lists.squid-cache.org > > https://lists.squid-cache.org/listinfo/squid-users > > -- Bryan Seitz seit...@gmail.com
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