tokyo.vcl発表資料(varnish+squid)
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squid helps for varnish cache warming without origin httpd access. イカはまだまだイケる。温故知新だぜ。
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tokyo.vcl発表資料(varnish+squid)
- 1. Varnish Squid w/ puppet @ar1
- 2. § § Debian § Amazon Web Services ú Solutions Architect ú
- 3. LoadBalance: HighSpeed-‐ LVS Cache HAProxy
- 4. ( )
- 8. Cache Shareing LoadBalance: HighSpeed-‐ Sibling LVS Cache HAProxy
- 9. Request URI test-‐a.example.jp varnish cache cache squid
- 10. squid cache cache sibling HTTPD
- 11. Config: squid [sibling.conf] cache_peer 10.2.1.26 sibling 80 3130 [squid.conf] http_port 8801 accel defaultsite=test-‐a-‐origin.example.jp cache_peer test-‐a-‐origin.example.jp parent 80 0 originserver name=test-‐a-‐origin_example_jp acl test-‐a-‐origin_example_jp dstdomain test-‐a-‐origin.example.jp http_access allow test-‐a-‐origin_example_jp cache_peer_access test-‐a-‐origin_example_jp allow test-‐a-‐origin_example_jp cache_peer_access test-‐a-‐origin_example_jp deny all http_port 8802 accel defaultsite=test-‐k.example.jp cache_peer test-‐k.example.jp parent 80 0 originserver name=test-‐k_example_jp acl test-‐k_example_jp dstdomain test-‐k.example.jp http_access allow test-‐k_example_jp cache_peer_access test-‐k_example_jp allow test-‐k_example_jp cache_peer_access test-‐k_example_jp deny all http_port 8803 accel defaultsite=test-‐a.example.jp cache_peer test-‐a.example.jp parent 80 0 originserver name=test-‐a_example_jp acl test-‐a_example_jp dstdomain test-‐a.example.jp http_access allow test-‐a_example_jp cache_peer_access test-‐a_example_jp allow test-‐a_example_jp cache_peer_access test-‐a_example_jp deny all
- 12. Config: varnish sub vcl_recv { backend proxy5_test_a_origin_example_jp { if (req.http.If-‐Modified-‐Since) { .host = "10.2.1.26"; error 304; .port = "8801"; } .connect_timeout = 30ms; if (req.http.host == "test-‐a-‐origin.example.jp"){ } set req.backend = test_a_origin_example_jp; backend proxy5_test_k_example_jp { } elsif (req.http.host == "test-‐k.example.jp"){ .host = "10.2.1.26"; set req.backend = test_k_example_jp; .port = "8802"; .connect_timeout = 30ms; } elsif (req.http.host == "test-‐a.example.jp"){ } set req.backend = test_a_example_jp; backend proxy5_test_a_example_jp { } else { .host = "10.2.1.26"; set req.backend = default; .port = "8803"; } .connect_timeout = 30ms; } }
- 13. Config: varnish(2) backend proxy5 { director test_a_origin_example_jp round-‐robin { .host = "10.2.1.26"; { .backend = proxy5_test_a_origin_example_jp; } .port = "80"; { .backend = proxy4_test_a_origin_example_jp; }} .connect_timeout = 30ms;} director test_k_example_jp round-‐robin { backend proxy4_test_a_origin_example_jp { { .backend = proxy5_test_k_example_jp; } .host = "10.2.1.27"; { .backend = proxy4_test_k_example_jp; }} .port = "8801"; director test_a_example_jp round-‐robin { .connect_timeout = 30ms;} { .backend = proxy5_test_a_example_jp; } backend proxy4_test_k_example_jp { { .backend = proxy4_test_a_example_jp; }} .host = "10.2.1.27"; director default round-‐robin { .port = "8802"; { .backend = proxy5; } .connect_timeout = 30ms;} { .backend = proxy4; }} backend proxy4_test_a_example_jp { sub vcl_error{ .host = "10.2.1.27"; if (obj.status == 304) { .port = "8803"; return(deliver);}} .connect_timeout = 30ms;} sub vcl_fetch{ backend proxy4 { unset beresp.http.X-‐Cache; .host = "10.2.1.27"; unset beresp.http.X-‐Cache-‐Lookup; .port = "80"; unset beresp.http.Via; .connect_timeout = 30ms;} unset beresp.http.Server;}
- 15. Config: puppet " $bport = [8801,8802,8803] " $baccel = ["test-‐a-‐origin.example.jp", "testk.example.jp", "test-‐a.example.jp”] " $borigin = ["test-‐a-‐origin.example.jp", "testk.example.jp", "test-‐a.example.jp”] " $siblings = ["10.2.1.26", "10.2.1.27"] " $siblings_hosts = ["proxy5", "proxy4"]
- 16. Puppet! " " Cache Expire " " Varnish 3