TestCaching: === RUN TestCaching DEBUG fronted: cache_test.go:29 Creating fronted DEBUG fronted: cache_test.go:53 Adding fronts DEBUG fronted: cache.go:82 Updating cache at /tmp/direct_test2616630029/cachefile.1 DEBUG fronted: cache.go:107 Cache saved to disk DEBUG fronted: cache_test.go:74 Reopening fronted DEBUG fronted: cache.go:34 Attempting to prepopulate masquerades from cache file: /tmp/direct_test2616630029/cachefile.1 DEBUG fronted: cache.go:41 Cache contained 3 masquerades DEBUG fronted: cache_test.go:57 Reading cached fronts cache_test.go:83: Error Trace: /home/runner/work/fronted/fronted/cache_test.go:83 Error: Not equal: expected: "cloudfront" actual : "" Diff: --- Expected +++ Actual @@ -1 +1 @@ -cloudfront + Test: TestCaching Messages: Masquerade at position 0 has wrong ProviderID --- FAIL: TestCaching (0.15s) - No trace available

TestConfigUpdating: === RUN TestConfigUpdating DEBUG fronted: fronted.go:98 Creating new fronted ERROR fronted: fronted.go:626 Failed to create gzip reader gzip: invalid header [error=Failed to create gzip reader %v error_location=github.com/getlantern/fronted.processYaml (fronted.go:626) error_text=Failed to create gzip reader gzip: invalid header error_type=errors.Error] ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.processYaml (fronted.go:626) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:218) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.(*fronted).readFrontsFromEmbeddedConfig (fronted.go:214) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.NewFronted (fronted.go:123) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.TestConfigUpdating (fronted_test.go:29) ERROR fronted: fronted.go:626 at testing.tRunner (testing.go:1689) ERROR fronted: fronted.go:626 at runtime.goexit (asm_amd64.s:1695) ERROR fronted: fronted.go:626 Caused by: gzip: invalid header ERROR fronted: fronted.go:220 Failed to process fronted config: failed to create gzip reader: gzip: invalid header [error=Failed to process fronted config: %v error_location=github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:220) error_text=Failed to process fronted config: failed to create gzip reader: gzip: invalid header error_type=errors.Error] ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:220) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.(*fronted).readFrontsFromEmbeddedConfig (fronted.go:214) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.NewFronted (fronted.go:123) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.TestConfigUpdating (fronted_test.go:29) ERROR fronted: fronted.go:220 at testing.tRunner (testing.go:1689) ERROR fronted: fronted.go:220 at runtime.goexit (asm_amd64.s:1695) ERROR fronted: fronted.go:220 Caused by: failed to create gzip reader: gzip: invalid header ERROR fronted: fronted.go:220 Caused by: gzip: invalid header DEBUG fronted: fronted.go:177 Updating fronted configuration from URL https://media.githubusercontent.com/media/getlantern/fronted/refs/heads/main/fronted.yaml.gz DEBUG fronted: fronted.go:190 Received new fronted configuration DEBUG fronted: fronted.go:231 Updating fronted configuration DEBUG fronted: fronted.go:546 Loading candidates for 2 providers DEBUG fronted: fronted.go:578 Finished loading candidates DEBUG fronted: fronted.go:261 findWorkingFronts::Trying all fronts DEBUG fronted: fronted.go:438 Could not dial to 23.223.33.13, dial tcp 23.223.33.13:443: connect: connection refused [masquerade_domain=a248.e.akamai.net masquerade_ip=23.223.33.13 masquerade_provider=akamai op=dial_masquerade root_op=dial_masquerade] DEBUG fronted: fronted.go:446 Unexpected error dialing, keeping masquerade: dial tcp 23.223.33.13:443: connect: connection refused [masquerade_domain=a248.e.akamai.net masquerade_ip=23.223.33.13 masquerade_provider=akamai op=dial_masquerade root_op=dial_masquerade] DEBUG fronted: fronted.go:334 unexpected error vetting masquerades: dial tcp 23.223.33.13:443: connect: connection refused DEBUG fronted: fronted.go:406 Returning connection for front 23.62.6.75 in 32.697819ms DEBUG fronted: fronted.go:354 Successfully vetted one masquerade 23.62.6.75 DEBUG fronted: fronted.go:406 Returning connection for front 23.223.33.115 in 76.202807ms DEBUG fronted: fronted.go:406 Returning connection for front 23.62.6.75 in 32.124567ms DEBUG fronted: connected_roundtripper.go:46 Translated origin raw.githubusercontent.com -> raw-githubusercontent.dsa.akamai.getiantem.org. [op=fronted_request root_op=fronted_request] DEBUG fronted: connected_roundtripper.go:71 Request completed successfully [op=fronted_request root_op=fronted_request] fronted_test.go:43: Error Trace: /home/runner/work/fronted/fronted/fronted_test.go:43 Error: Not equal:

TestDirectDomainFrontingWithoutSNIConfig: === RUN TestDirectDomainFrontingWithoutSNIConfig DEBUG fronted: fronted_test.go:74 Testing direct domain fronting without SNI config DEBUG fronted: fronted.go:98 Creating new fronted DEBUG fronted: cache.go:30 ignorable error: Cache file is empty ERROR fronted: fronted.go:626 Failed to create gzip reader gzip: invalid header [error=Failed to create gzip reader %v error_location=github.com/getlantern/fronted.processYaml (fronted.go:626) error_text=Failed to create gzip reader gzip: invalid header error_type=errors.Error] ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.processYaml (fronted.go:626) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:218) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.(*fronted).readFrontsFromEmbeddedConfig (fronted.go:214) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.NewFronted (fronted.go:123) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.doTestDomainFronting (fronted_test.go:135) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.TestDirectDomainFrontingWithoutSNIConfig (fronted_test.go:75) ERROR fronted: fronted.go:626 at testing.tRunner (testing.go:1689) ERROR fronted: fronted.go:626 at runtime.goexit (asm_amd64.s:1695) ERROR fronted: fronted.go:626 Caused by: gzip: invalid header ERROR fronted: fronted.go:220 Failed to process fronted config: failed to create gzip reader: gzip: invalid header [error=Failed to process fronted config: %v error_location=github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:220) error_text=Failed to process fronted config: failed to create gzip reader: gzip: invalid header error_type=errors.Error] ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:220) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.(*fronted).readFrontsFromEmbeddedConfig (fronted.go:214) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.NewFronted (fronted.go:123) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.doTestDomainFronting (fronted_test.go:135) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.TestDirectDomainFrontingWithoutSNIConfig (fronted_test.go:75) ERROR fronted: fronted.go:220 at testing.tRunner (testing.go:1689) ERROR fronted: fronted.go:220 at runtime.goexit (asm_amd64.s:1695) ERROR fronted: fronted.go:220 Caused by: failed to create gzip reader: gzip: invalid header ERROR fronted: fronted.go:220 Caused by: gzip: invalid header DEBUG fronted: fronted.go:173 No config URL provided -- not updating fronting configuration DEBUG fronted: fronted.go:231 Updating fronted configuration DEBUG fronted: fronted.go:546 Loading candidates for 1 providers DEBUG fronted: fronted.go:578 Finished loading candidates DEBUG fronted: fronted.go:261 findWorkingFronts::Trying all fronts DEBUG fronted: fronted.go:406 Returning connection for front 184.150.49.132 in 104.875762ms DEBUG fronted: fronted.go:406 Returning connection for front 23.192.223.39 in 105.515967ms DEBUG fronted: fronted.go:406 Returning connection for front 23.55.178.43 in 106.776307ms DEBUG fronted: fronted.go:406 Returning connection for front 23.47.50.7 in 104.642298ms DEBUG fronted: fronted.go:406 Returning connection for front 23.38.189.195 in 106.620033ms DEBUG fronted: fronted.go:354 Successfully vetted one masquerade 23.223.33.115 DEBUG fronted: fronted.go:438 Could not dial to 54.239.130.107, remote error: tls: handshake failure [masquerade_domain=custom-api.bigpanda.io masquerade_ip=54.239.130.107 masquerade_provider=cloudfront op=dial_masquerade root_op=dial_masquerade] DEBUG fronted: fronted.go:443 Not re-adding candidate that failed on error 'remote error: tls: handshake failure' [masquerade_domain=custom-api.bigpanda.io masquerade_ip=54.239.130.107 masquerade_provider=cloudfront op=dial_masquerade root_op=dial_masquerade] DEBUG fronted: fronted.go:409 Dropping masquerade: non retryable e

TestDirectDomainFrontingWithSNIConfig: === RUN TestDirectDomainFrontingWithSNIConfig DEBUG fronted: fronted.go:98 Creating new fronted DEBUG fronted: cache.go:30 ignorable error: Cache file is empty ERROR fronted: fronted.go:626 Failed to create gzip reader gzip: invalid header [error=Failed to create gzip reader %v error_location=github.com/getlantern/fronted.processYaml (fronted.go:626) error_text=Failed to create gzip reader gzip: invalid header error_type=errors.Error] ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.processYaml (fronted.go:626) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:218) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.(*fronted).readFrontsFromEmbeddedConfig (fronted.go:214) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.NewFronted (fronted.go:123) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.TestDirectDomainFrontingWithSNIConfig (fronted_test.go:102) ERROR fronted: fronted.go:626 at testing.tRunner (testing.go:1689) ERROR fronted: fronted.go:626 at runtime.goexit (asm_amd64.s:1695) ERROR fronted: fronted.go:626 Caused by: gzip: invalid header ERROR fronted: fronted.go:220 Failed to process fronted config: failed to create gzip reader: gzip: invalid header [error=Failed to process fronted config: %v error_location=github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:220) error_text=Failed to process fronted config: failed to create gzip reader: gzip: invalid header error_type=errors.Error] ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:220) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.(*fronted).readFrontsFromEmbeddedConfig (fronted.go:214) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.NewFronted (fronted.go:123) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.TestDirectDomainFrontingWithSNIConfig (fronted_test.go:102) ERROR fronted: fronted.go:220 at testing.tRunner (testing.go:1689) ERROR fronted: fronted.go:220 at runtime.goexit (asm_amd64.s:1695) ERROR fronted: fronted.go:220 Caused by: failed to create gzip reader: gzip: invalid header ERROR fronted: fronted.go:220 Caused by: gzip: invalid header DEBUG fronted: fronted.go:173 No config URL provided -- not updating fronting configuration DEBUG fronted: fronted.go:231 Updating fronted configuration DEBUG fronted: fronted.go:546 Loading candidates for 1 providers DEBUG fronted: fronted.go:578 Finished loading candidates DEBUG fronted: fronted.go:261 findWorkingFronts::Trying all fronts DEBUG fronted: fronted.go:354 Successfully vetted one masquerade 23.38.189.195 DEBUG fronted: fronted.go:438 Could not dial to 13.249.6.198, remote error: tls: handshake failure [masquerade_domain=iot.us-east-2.amazonaws.com masquerade_ip=13.249.6.198 masquerade_provider=cloudfront op=dial_masquerade root_op=dial_masquerade] DEBUG fronted: fronted.go:443 Not re-adding candidate that failed on error 'remote error: tls: handshake failure' [masquerade_domain=iot.us-east-2.amazonaws.com masquerade_ip=13.249.6.198 masquerade_provider=cloudfront op=dial_masquerade root_op=dial_masquerade] DEBUG fronted: fronted.go:409 Dropping masquerade: non retryable error: remote error: tls: handshake failure DEBUG fronted: fronted.go:334 unexpected error vetting masquerades: remote error: tls: handshake failure DEBUG fronted: fronted.go:438 Could not dial to 13.249.6.10, remote error: tls: handshake failure [masquerade_domain=www.nosto.com masquerade_ip=13.249.6.10 masquerade_provider=cloudfront op=dial_masquerade root_op=dial_masquerade] DEBUG fronted: fronted.go:443 Not re-adding candidate that failed on error 'remote error: tls: handshake failure' [masquerade_domain=www.nosto.com masquerade_ip=13.249.6.10 masquerade_provider=cloudfront op=dial_masquerade root_op=dial_masquerade] DEBUG fronted: fronted.go:409 Dropping masquerade: non retryable error: remote error: tls: handshake failure DEBUG fronted: fronte

TestHostAliasesBasic: === RUN TestHostAliasesBasic DEBUG fronted: fronted_test.go:589 Waiting for origin server at 127.0.0.1:36997... DEBUG fronted: fronted_test.go:593 Started cloudsack.biz CDN 2025/01/29 18:24:13 http: TLS handshake error from 127.0.0.1:49466: EOF DEBUG fronted: fronted.go:98 Creating new fronted ERROR fronted: fronted.go:626 Failed to create gzip reader gzip: invalid header [error=Failed to create gzip reader %v error_location=github.com/getlantern/fronted.processYaml (fronted.go:626) error_text=Failed to create gzip reader gzip: invalid header error_type=errors.Error] ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.processYaml (fronted.go:626) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:218) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.(*fronted).readFrontsFromEmbeddedConfig (fronted.go:214) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.NewFronted (fronted.go:123) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.TestHostAliasesBasic (fronted_test.go:261) ERROR fronted: fronted.go:626 at testing.tRunner (testing.go:1689) ERROR fronted: fronted.go:626 at runtime.goexit (asm_amd64.s:1695) ERROR fronted: fronted.go:626 Caused by: gzip: invalid header ERROR fronted: fronted.go:220 Failed to process fronted config: failed to create gzip reader: gzip: invalid header [error=Failed to process fronted config: %v error_location=github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:220) error_text=Failed to process fronted config: failed to create gzip reader: gzip: invalid header error_type=errors.Error] ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:220) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.(*fronted).readFrontsFromEmbeddedConfig (fronted.go:214) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.NewFronted (fronted.go:123) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.TestHostAliasesBasic (fronted_test.go:261) ERROR fronted: fronted.go:220 at testing.tRunner (testing.go:1689) ERROR fronted: fronted.go:220 at runtime.goexit (asm_amd64.s:1695) ERROR fronted: fronted.go:220 Caused by: failed to create gzip reader: gzip: invalid header ERROR fronted: fronted.go:220 Caused by: gzip: invalid header DEBUG fronted: fronted.go:173 No config URL provided -- not updating fronting configuration DEBUG fronted: fronted.go:231 Updating fronted configuration DEBUG fronted: fronted.go:546 Loading candidates for 1 providers DEBUG fronted: fronted.go:578 Finished loading candidates DEBUG fronted: fronted.go:261 findWorkingFronts::Trying all fronts DEBUG fronted: fronted.go:406 Returning connection for front 127.0.0.1:36997 in 12.419748ms DEBUG fronted: fronted_test.go:558 (cloudsack.biz) CDN Request: POST /ping HTTP/1.1 Host: ttt.cloudsack.biz Accept-Encoding: gzip Connection: close Content-Length: 1 Content-Type: application/json User-Agent: Go-http-client/1.1 a DEBUG fronted: fronted_test.go:565 accepting request host=ttt.cloudsack.biz ff= DEBUG fronted: fronted.go:354 Successfully vetted one masquerade 127.0.0.1:36997 DEBUG fronted: fronted.go:263 findWorkingFronts::Tried all fronts DEBUG fronted: fronted.go:406 Returning connection for front 127.0.0.1:36997 in 12.153245ms DEBUG fronted: connected_roundtripper.go:46 Translated origin abc.forbidden.com -> abc.cloudsack.biz. [op=fronted_request root_op=fronted_request] DEBUG fronted: fronted_test.go:558 (cloudsack.biz) CDN Request: GET /foo/bar HTTP/1.1 Host: abc.forbidden.com Accept-Encoding: gzip Connection: close User-Agent: Go-http-client/1.1 X-Bar-Foo: XYZ X-Foo-Bar: Quux X-Foo-Bar: Baz X-Quux: DEBUG fronted: fronted_test.go:576 (cloudsack.biz) Rejecting request with host = "abc.forbidden.com" ff= allowed=.cloudsack.biz DEBUG fronted: connected_roundtripper.go:64 Could not complete request: response status 403: 403 Forbidden [op=fronted_request root_op=fronted_request] f

TestHostAliasesMulti: === RUN TestHostAliasesMulti DEBUG fronted: fronted_test.go:589 Waiting for origin server at 127.0.0.1:44565... 2025/01/29 18:24:17 http: TLS handshake error from 127.0.0.1:54922: EOF DEBUG fronted: fronted_test.go:593 Started sadcloud.io CDN DEBUG fronted: fronted_test.go:589 Waiting for origin server at 127.0.0.1:33487... DEBUG fronted: fronted_test.go:593 Started cloudsack.biz CDN 2025/01/29 18:24:17 http: TLS handshake error from 127.0.0.1:58580: EOF DEBUG fronted: fronted.go:98 Creating new fronted ERROR fronted: fronted.go:626 Failed to create gzip reader gzip: invalid header [error=Failed to create gzip reader %v error_location=github.com/getlantern/fronted.processYaml (fronted.go:626) error_text=Failed to create gzip reader gzip: invalid header error_type=errors.Error] ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.processYaml (fronted.go:626) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:218) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.(*fronted).readFrontsFromEmbeddedConfig (fronted.go:214) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.NewFronted (fronted.go:123) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.TestHostAliasesMulti (fronted_test.go:372) ERROR fronted: fronted.go:626 at testing.tRunner (testing.go:1689) ERROR fronted: fronted.go:626 at runtime.goexit (asm_amd64.s:1695) ERROR fronted: fronted.go:626 Caused by: gzip: invalid header ERROR fronted: fronted.go:220 Failed to process fronted config: failed to create gzip reader: gzip: invalid header [error=Failed to process fronted config: %v error_location=github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:220) error_text=Failed to process fronted config: failed to create gzip reader: gzip: invalid header error_type=errors.Error] ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:220) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.(*fronted).readFrontsFromEmbeddedConfig (fronted.go:214) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.NewFronted (fronted.go:123) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.TestHostAliasesMulti (fronted_test.go:372) ERROR fronted: fronted.go:220 at testing.tRunner (testing.go:1689) ERROR fronted: fronted.go:220 at runtime.goexit (asm_amd64.s:1695) ERROR fronted: fronted.go:220 Caused by: failed to create gzip reader: gzip: invalid header ERROR fronted: fronted.go:220 Caused by: gzip: invalid header DEBUG fronted: fronted.go:173 No config URL provided -- not updating fronting configuration DEBUG fronted: fronted.go:231 Updating fronted configuration DEBUG fronted: fronted.go:546 Loading candidates for 2 providers DEBUG fronted: fronted.go:578 Finished loading candidates DEBUG fronted: fronted.go:261 findWorkingFronts::Trying all fronts DEBUG fronted: fronted.go:406 Returning connection for front 127.0.0.1:44565 in 11.868665ms DEBUG fronted: fronted.go:406 Returning connection for front 127.0.0.1:33487 in 12.287965ms DEBUG fronted: fronted_test.go:558 (sadcloud.io) CDN Request: POST /ping HTTP/1.1 Host: ttt.sadcloud.io Accept-Encoding: gzip Connection: close Content-Length: 1 Content-Type: application/json User-Agent: Go-http-client/1.1 a DEBUG fronted: fronted_test.go:565 accepting request host=ttt.sadcloud.io ff= DEBUG fronted: fronted.go:354 Successfully vetted one masquerade 127.0.0.1:44565 DEBUG fronted: fronted_test.go:558 (cloudsack.biz) CDN Request: POST /ping HTTP/1.1 Host: ttt.cloudsack.biz Accept-Encoding: gzip Connection: close Content-Length: 1 Content-Type: application/json User-Agent: Go-http-client/1.1 a DEBUG fronted: fronted_test.go:565 accepting request host=ttt.cloudsack.biz ff= DEBUG fronted: fronted.go:354 Successfully vetted one masquerade 127.0.0.1:33487 DEBUG fronted: fronted.go:263 findWorkingFronts::Tried all fronts DEBUG fronted: fronted.go:406 Returning connection for front 127.0.0.1:4

TestPassthrough: === RUN TestPassthrough DEBUG fronted: fronted_test.go:589 Waiting for origin server at 127.0.0.1:44021... DEBUG fronted: fronted_test.go:593 Started cloudsack.biz CDN 2025/01/29 18:24:26 http: TLS handshake error from 127.0.0.1:59492: EOF DEBUG fronted: fronted.go:98 Creating new fronted ERROR fronted: fronted.go:626 Failed to create gzip reader gzip: invalid header [error=Failed to create gzip reader %v error_location=github.com/getlantern/fronted.processYaml (fronted.go:626) error_text=Failed to create gzip reader gzip: invalid header error_type=errors.Error] ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.processYaml (fronted.go:626) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:218) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.(*fronted).readFrontsFromEmbeddedConfig (fronted.go:214) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.NewFronted (fronted.go:123) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.TestPassthrough (fronted_test.go:496) ERROR fronted: fronted.go:626 at testing.tRunner (testing.go:1689) ERROR fronted: fronted.go:626 at runtime.goexit (asm_amd64.s:1695) ERROR fronted: fronted.go:626 Caused by: gzip: invalid header ERROR fronted: fronted.go:220 Failed to process fronted config: failed to create gzip reader: gzip: invalid header [error=Failed to process fronted config: %v error_location=github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:220) error_text=Failed to process fronted config: failed to create gzip reader: gzip: invalid header error_type=errors.Error] ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:220) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.(*fronted).readFrontsFromEmbeddedConfig (fronted.go:214) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.NewFronted (fronted.go:123) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.TestPassthrough (fronted_test.go:496) ERROR fronted: fronted.go:220 at testing.tRunner (testing.go:1689) ERROR fronted: fronted.go:220 at runtime.goexit (asm_amd64.s:1695) ERROR fronted: fronted.go:220 Caused by: failed to create gzip reader: gzip: invalid header ERROR fronted: fronted.go:220 Caused by: gzip: invalid header DEBUG fronted: fronted.go:173 No config URL provided -- not updating fronting configuration DEBUG fronted: fronted.go:231 Updating fronted configuration DEBUG fronted: fronted.go:546 Loading candidates for 1 providers DEBUG fronted: fronted.go:578 Finished loading candidates DEBUG fronted: fronted.go:261 findWorkingFronts::Trying all fronts DEBUG fronted: fronted.go:406 Returning connection for front 127.0.0.1:44021 in 11.959966ms DEBUG fronted: fronted_test.go:558 (cloudsack.biz) CDN Request: POST /ping HTTP/1.1 Host: ttt.cloudsack.biz Accept-Encoding: gzip Connection: close Content-Length: 1 Content-Type: application/json User-Agent: Go-http-client/1.1 a DEBUG fronted: fronted_test.go:565 accepting request host=ttt.cloudsack.biz ff= DEBUG fronted: fronted.go:354 Successfully vetted one masquerade 127.0.0.1:44021 DEBUG fronted: fronted.go:263 findWorkingFronts::Tried all fronts DEBUG fronted: fronted.go:406 Returning connection for front 127.0.0.1:44021 in 12.037709ms DEBUG fronted: connected_roundtripper.go:46 Translated origin fff.ok.cloudsack.biz -> fff.ok.cloudsack.biz. [op=fronted_request root_op=fronted_request] DEBUG fronted: fronted_test.go:558 (cloudsack.biz) CDN Request: GET /foo HTTP/1.1 Host: fff.ok.cloudsack.biz Accept-Encoding: gzip Connection: close User-Agent: Go-http-client/1.1 X-Bar-Foo: XYZ X-Foo-Bar: Quux X-Foo-Bar: Baz X-Quux: DEBUG fronted: fronted_test.go:565 accepting request host=fff.ok.cloudsack.biz ff= DEBUG fronted: connected_roundtripper.go:71 Request completed successfully [op=fronted_request root_op=fronted_request] DEBUG fronted: fronted.go:406 Returning connection for front 127.0.0.1:44021 in 11.931238ms DEBUG

TestCaching: === RUN TestCaching DEBUG fronted: cache_test.go:29 Creating fronted DEBUG fronted: cache_test.go:53 Adding fronts DEBUG fronted: cache.go:82 Updating cache at /tmp/direct_test2616630029/cachefile.1 DEBUG fronted: cache.go:107 Cache saved to disk DEBUG fronted: cache_test.go:74 Reopening fronted DEBUG fronted: cache.go:34 Attempting to prepopulate masquerades from cache file: /tmp/direct_test2616630029/cachefile.1 DEBUG fronted: cache.go:41 Cache contained 3 masquerades DEBUG fronted: cache_test.go:57 Reading cached fronts cache_test.go:83: Error Trace: /home/runner/work/fronted/fronted/cache_test.go:83 Error: Not equal: expected: "cloudfront" actual : "" Diff: --- Expected +++ Actual @@ -1 +1 @@ -cloudfront + Test: TestCaching Messages: Masquerade at position 0 has wrong ProviderID --- FAIL: TestCaching (0.15s) - No trace available

TestConfigUpdating: === RUN TestConfigUpdating DEBUG fronted: fronted.go:98 Creating new fronted ERROR fronted: fronted.go:626 Failed to create gzip reader gzip: invalid header [error=Failed to create gzip reader %v error_location=github.com/getlantern/fronted.processYaml (fronted.go:626) error_text=Failed to create gzip reader gzip: invalid header error_type=errors.Error] ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.processYaml (fronted.go:626) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:218) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.(*fronted).readFrontsFromEmbeddedConfig (fronted.go:214) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.NewFronted (fronted.go:123) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.TestConfigUpdating (fronted_test.go:29) ERROR fronted: fronted.go:626 at testing.tRunner (testing.go:1689) ERROR fronted: fronted.go:626 at runtime.goexit (asm_amd64.s:1695) ERROR fronted: fronted.go:626 Caused by: gzip: invalid header ERROR fronted: fronted.go:220 Failed to process fronted config: failed to create gzip reader: gzip: invalid header [error=Failed to process fronted config: %v error_location=github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:220) error_text=Failed to process fronted config: failed to create gzip reader: gzip: invalid header error_type=errors.Error] ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:220) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.(*fronted).readFrontsFromEmbeddedConfig (fronted.go:214) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.NewFronted (fronted.go:123) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.TestConfigUpdating (fronted_test.go:29) ERROR fronted: fronted.go:220 at testing.tRunner (testing.go:1689) ERROR fronted: fronted.go:220 at runtime.goexit (asm_amd64.s:1695) ERROR fronted: fronted.go:220 Caused by: failed to create gzip reader: gzip: invalid header ERROR fronted: fronted.go:220 Caused by: gzip: invalid header DEBUG fronted: fronted.go:177 Updating fronted configuration from URL https://media.githubusercontent.com/media/getlantern/fronted/refs/heads/main/fronted.yaml.gz DEBUG fronted: fronted.go:190 Received new fronted configuration DEBUG fronted: fronted.go:231 Updating fronted configuration DEBUG fronted: fronted.go:546 Loading candidates for 2 providers DEBUG fronted: fronted.go:578 Finished loading candidates DEBUG fronted: fronted.go:261 findWorkingFronts::Trying all fronts DEBUG fronted: fronted.go:438 Could not dial to 23.223.33.13, dial tcp 23.223.33.13:443: connect: connection refused [masquerade_domain=a248.e.akamai.net masquerade_ip=23.223.33.13 masquerade_provider=akamai op=dial_masquerade root_op=dial_masquerade] DEBUG fronted: fronted.go:446 Unexpected error dialing, keeping masquerade: dial tcp 23.223.33.13:443: connect: connection refused [masquerade_domain=a248.e.akamai.net masquerade_ip=23.223.33.13 masquerade_provider=akamai op=dial_masquerade root_op=dial_masquerade] DEBUG fronted: fronted.go:334 unexpected error vetting masquerades: dial tcp 23.223.33.13:443: connect: connection refused DEBUG fronted: fronted.go:406 Returning connection for front 23.62.6.75 in 32.697819ms DEBUG fronted: fronted.go:354 Successfully vetted one masquerade 23.62.6.75 DEBUG fronted: fronted.go:406 Returning connection for front 23.223.33.115 in 76.202807ms DEBUG fronted: fronted.go:406 Returning connection for front 23.62.6.75 in 32.124567ms DEBUG fronted: connected_roundtripper.go:46 Translated origin raw.githubusercontent.com -> raw-githubusercontent.dsa.akamai.getiantem.org. [op=fronted_request root_op=fronted_request] DEBUG fronted: connected_roundtripper.go:71 Request completed successfully [op=fronted_request root_op=fronted_request] fronted_test.go:43: Error Trace: /home/runner/work/fronted/fronted/fronted_test.go:43 Error: Not equal:

TestDirectDomainFrontingWithoutSNIConfig: === RUN TestDirectDomainFrontingWithoutSNIConfig DEBUG fronted: fronted_test.go:74 Testing direct domain fronting without SNI config DEBUG fronted: fronted.go:98 Creating new fronted DEBUG fronted: cache.go:30 ignorable error: Cache file is empty ERROR fronted: fronted.go:626 Failed to create gzip reader gzip: invalid header [error=Failed to create gzip reader %v error_location=github.com/getlantern/fronted.processYaml (fronted.go:626) error_text=Failed to create gzip reader gzip: invalid header error_type=errors.Error] ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.processYaml (fronted.go:626) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:218) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.(*fronted).readFrontsFromEmbeddedConfig (fronted.go:214) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.NewFronted (fronted.go:123) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.doTestDomainFronting (fronted_test.go:135) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.TestDirectDomainFrontingWithoutSNIConfig (fronted_test.go:75) ERROR fronted: fronted.go:626 at testing.tRunner (testing.go:1689) ERROR fronted: fronted.go:626 at runtime.goexit (asm_amd64.s:1695) ERROR fronted: fronted.go:626 Caused by: gzip: invalid header ERROR fronted: fronted.go:220 Failed to process fronted config: failed to create gzip reader: gzip: invalid header [error=Failed to process fronted config: %v error_location=github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:220) error_text=Failed to process fronted config: failed to create gzip reader: gzip: invalid header error_type=errors.Error] ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:220) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.(*fronted).readFrontsFromEmbeddedConfig (fronted.go:214) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.NewFronted (fronted.go:123) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.doTestDomainFronting (fronted_test.go:135) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.TestDirectDomainFrontingWithoutSNIConfig (fronted_test.go:75) ERROR fronted: fronted.go:220 at testing.tRunner (testing.go:1689) ERROR fronted: fronted.go:220 at runtime.goexit (asm_amd64.s:1695) ERROR fronted: fronted.go:220 Caused by: failed to create gzip reader: gzip: invalid header ERROR fronted: fronted.go:220 Caused by: gzip: invalid header DEBUG fronted: fronted.go:173 No config URL provided -- not updating fronting configuration DEBUG fronted: fronted.go:231 Updating fronted configuration DEBUG fronted: fronted.go:546 Loading candidates for 1 providers DEBUG fronted: fronted.go:578 Finished loading candidates DEBUG fronted: fronted.go:261 findWorkingFronts::Trying all fronts DEBUG fronted: fronted.go:406 Returning connection for front 184.150.49.132 in 104.875762ms DEBUG fronted: fronted.go:406 Returning connection for front 23.192.223.39 in 105.515967ms DEBUG fronted: fronted.go:406 Returning connection for front 23.55.178.43 in 106.776307ms DEBUG fronted: fronted.go:406 Returning connection for front 23.47.50.7 in 104.642298ms DEBUG fronted: fronted.go:406 Returning connection for front 23.38.189.195 in 106.620033ms DEBUG fronted: fronted.go:354 Successfully vetted one masquerade 23.223.33.115 DEBUG fronted: fronted.go:438 Could not dial to 54.239.130.107, remote error: tls: handshake failure [masquerade_domain=custom-api.bigpanda.io masquerade_ip=54.239.130.107 masquerade_provider=cloudfront op=dial_masquerade root_op=dial_masquerade] DEBUG fronted: fronted.go:443 Not re-adding candidate that failed on error 'remote error: tls: handshake failure' [masquerade_domain=custom-api.bigpanda.io masquerade_ip=54.239.130.107 masquerade_provider=cloudfront op=dial_masquerade root_op=dial_masquerade] DEBUG fronted: fronted.go:409 Dropping masquerade: non retryable e

TestDirectDomainFrontingWithSNIConfig: === RUN TestDirectDomainFrontingWithSNIConfig DEBUG fronted: fronted.go:98 Creating new fronted DEBUG fronted: cache.go:30 ignorable error: Cache file is empty ERROR fronted: fronted.go:626 Failed to create gzip reader gzip: invalid header [error=Failed to create gzip reader %v error_location=github.com/getlantern/fronted.processYaml (fronted.go:626) error_text=Failed to create gzip reader gzip: invalid header error_type=errors.Error] ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.processYaml (fronted.go:626) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:218) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.(*fronted).readFrontsFromEmbeddedConfig (fronted.go:214) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.NewFronted (fronted.go:123) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.TestDirectDomainFrontingWithSNIConfig (fronted_test.go:102) ERROR fronted: fronted.go:626 at testing.tRunner (testing.go:1689) ERROR fronted: fronted.go:626 at runtime.goexit (asm_amd64.s:1695) ERROR fronted: fronted.go:626 Caused by: gzip: invalid header ERROR fronted: fronted.go:220 Failed to process fronted config: failed to create gzip reader: gzip: invalid header [error=Failed to process fronted config: %v error_location=github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:220) error_text=Failed to process fronted config: failed to create gzip reader: gzip: invalid header error_type=errors.Error] ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:220) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.(*fronted).readFrontsFromEmbeddedConfig (fronted.go:214) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.NewFronted (fronted.go:123) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.TestDirectDomainFrontingWithSNIConfig (fronted_test.go:102) ERROR fronted: fronted.go:220 at testing.tRunner (testing.go:1689) ERROR fronted: fronted.go:220 at runtime.goexit (asm_amd64.s:1695) ERROR fronted: fronted.go:220 Caused by: failed to create gzip reader: gzip: invalid header ERROR fronted: fronted.go:220 Caused by: gzip: invalid header DEBUG fronted: fronted.go:173 No config URL provided -- not updating fronting configuration DEBUG fronted: fronted.go:231 Updating fronted configuration DEBUG fronted: fronted.go:546 Loading candidates for 1 providers DEBUG fronted: fronted.go:578 Finished loading candidates DEBUG fronted: fronted.go:261 findWorkingFronts::Trying all fronts DEBUG fronted: fronted.go:354 Successfully vetted one masquerade 23.38.189.195 DEBUG fronted: fronted.go:438 Could not dial to 13.249.6.198, remote error: tls: handshake failure [masquerade_domain=iot.us-east-2.amazonaws.com masquerade_ip=13.249.6.198 masquerade_provider=cloudfront op=dial_masquerade root_op=dial_masquerade] DEBUG fronted: fronted.go:443 Not re-adding candidate that failed on error 'remote error: tls: handshake failure' [masquerade_domain=iot.us-east-2.amazonaws.com masquerade_ip=13.249.6.198 masquerade_provider=cloudfront op=dial_masquerade root_op=dial_masquerade] DEBUG fronted: fronted.go:409 Dropping masquerade: non retryable error: remote error: tls: handshake failure DEBUG fronted: fronted.go:334 unexpected error vetting masquerades: remote error: tls: handshake failure DEBUG fronted: fronted.go:438 Could not dial to 13.249.6.10, remote error: tls: handshake failure [masquerade_domain=www.nosto.com masquerade_ip=13.249.6.10 masquerade_provider=cloudfront op=dial_masquerade root_op=dial_masquerade] DEBUG fronted: fronted.go:443 Not re-adding candidate that failed on error 'remote error: tls: handshake failure' [masquerade_domain=www.nosto.com masquerade_ip=13.249.6.10 masquerade_provider=cloudfront op=dial_masquerade root_op=dial_masquerade] DEBUG fronted: fronted.go:409 Dropping masquerade: non retryable error: remote error: tls: handshake failure DEBUG fronted: fronte

TestHostAliasesBasic: === RUN TestHostAliasesBasic DEBUG fronted: fronted_test.go:589 Waiting for origin server at 127.0.0.1:36997... DEBUG fronted: fronted_test.go:593 Started cloudsack.biz CDN 2025/01/29 18:24:13 http: TLS handshake error from 127.0.0.1:49466: EOF DEBUG fronted: fronted.go:98 Creating new fronted ERROR fronted: fronted.go:626 Failed to create gzip reader gzip: invalid header [error=Failed to create gzip reader %v error_location=github.com/getlantern/fronted.processYaml (fronted.go:626) error_text=Failed to create gzip reader gzip: invalid header error_type=errors.Error] ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.processYaml (fronted.go:626) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:218) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.(*fronted).readFrontsFromEmbeddedConfig (fronted.go:214) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.NewFronted (fronted.go:123) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.TestHostAliasesBasic (fronted_test.go:261) ERROR fronted: fronted.go:626 at testing.tRunner (testing.go:1689) ERROR fronted: fronted.go:626 at runtime.goexit (asm_amd64.s:1695) ERROR fronted: fronted.go:626 Caused by: gzip: invalid header ERROR fronted: fronted.go:220 Failed to process fronted config: failed to create gzip reader: gzip: invalid header [error=Failed to process fronted config: %v error_location=github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:220) error_text=Failed to process fronted config: failed to create gzip reader: gzip: invalid header error_type=errors.Error] ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:220) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.(*fronted).readFrontsFromEmbeddedConfig (fronted.go:214) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.NewFronted (fronted.go:123) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.TestHostAliasesBasic (fronted_test.go:261) ERROR fronted: fronted.go:220 at testing.tRunner (testing.go:1689) ERROR fronted: fronted.go:220 at runtime.goexit (asm_amd64.s:1695) ERROR fronted: fronted.go:220 Caused by: failed to create gzip reader: gzip: invalid header ERROR fronted: fronted.go:220 Caused by: gzip: invalid header DEBUG fronted: fronted.go:173 No config URL provided -- not updating fronting configuration DEBUG fronted: fronted.go:231 Updating fronted configuration DEBUG fronted: fronted.go:546 Loading candidates for 1 providers DEBUG fronted: fronted.go:578 Finished loading candidates DEBUG fronted: fronted.go:261 findWorkingFronts::Trying all fronts DEBUG fronted: fronted.go:406 Returning connection for front 127.0.0.1:36997 in 12.419748ms DEBUG fronted: fronted_test.go:558 (cloudsack.biz) CDN Request: POST /ping HTTP/1.1 Host: ttt.cloudsack.biz Accept-Encoding: gzip Connection: close Content-Length: 1 Content-Type: application/json User-Agent: Go-http-client/1.1 a DEBUG fronted: fronted_test.go:565 accepting request host=ttt.cloudsack.biz ff= DEBUG fronted: fronted.go:354 Successfully vetted one masquerade 127.0.0.1:36997 DEBUG fronted: fronted.go:263 findWorkingFronts::Tried all fronts DEBUG fronted: fronted.go:406 Returning connection for front 127.0.0.1:36997 in 12.153245ms DEBUG fronted: connected_roundtripper.go:46 Translated origin abc.forbidden.com -> abc.cloudsack.biz. [op=fronted_request root_op=fronted_request] DEBUG fronted: fronted_test.go:558 (cloudsack.biz) CDN Request: GET /foo/bar HTTP/1.1 Host: abc.forbidden.com Accept-Encoding: gzip Connection: close User-Agent: Go-http-client/1.1 X-Bar-Foo: XYZ X-Foo-Bar: Quux X-Foo-Bar: Baz X-Quux: DEBUG fronted: fronted_test.go:576 (cloudsack.biz) Rejecting request with host = "abc.forbidden.com" ff= allowed=.cloudsack.biz DEBUG fronted: connected_roundtripper.go:64 Could not complete request: response status 403: 403 Forbidden [op=fronted_request root_op=fronted_request] f

TestHostAliasesMulti: === RUN TestHostAliasesMulti DEBUG fronted: fronted_test.go:589 Waiting for origin server at 127.0.0.1:44565... 2025/01/29 18:24:17 http: TLS handshake error from 127.0.0.1:54922: EOF DEBUG fronted: fronted_test.go:593 Started sadcloud.io CDN DEBUG fronted: fronted_test.go:589 Waiting for origin server at 127.0.0.1:33487... DEBUG fronted: fronted_test.go:593 Started cloudsack.biz CDN 2025/01/29 18:24:17 http: TLS handshake error from 127.0.0.1:58580: EOF DEBUG fronted: fronted.go:98 Creating new fronted ERROR fronted: fronted.go:626 Failed to create gzip reader gzip: invalid header [error=Failed to create gzip reader %v error_location=github.com/getlantern/fronted.processYaml (fronted.go:626) error_text=Failed to create gzip reader gzip: invalid header error_type=errors.Error] ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.processYaml (fronted.go:626) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:218) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.(*fronted).readFrontsFromEmbeddedConfig (fronted.go:214) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.NewFronted (fronted.go:123) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.TestHostAliasesMulti (fronted_test.go:372) ERROR fronted: fronted.go:626 at testing.tRunner (testing.go:1689) ERROR fronted: fronted.go:626 at runtime.goexit (asm_amd64.s:1695) ERROR fronted: fronted.go:626 Caused by: gzip: invalid header ERROR fronted: fronted.go:220 Failed to process fronted config: failed to create gzip reader: gzip: invalid header [error=Failed to process fronted config: %v error_location=github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:220) error_text=Failed to process fronted config: failed to create gzip reader: gzip: invalid header error_type=errors.Error] ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:220) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.(*fronted).readFrontsFromEmbeddedConfig (fronted.go:214) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.NewFronted (fronted.go:123) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.TestHostAliasesMulti (fronted_test.go:372) ERROR fronted: fronted.go:220 at testing.tRunner (testing.go:1689) ERROR fronted: fronted.go:220 at runtime.goexit (asm_amd64.s:1695) ERROR fronted: fronted.go:220 Caused by: failed to create gzip reader: gzip: invalid header ERROR fronted: fronted.go:220 Caused by: gzip: invalid header DEBUG fronted: fronted.go:173 No config URL provided -- not updating fronting configuration DEBUG fronted: fronted.go:231 Updating fronted configuration DEBUG fronted: fronted.go:546 Loading candidates for 2 providers DEBUG fronted: fronted.go:578 Finished loading candidates DEBUG fronted: fronted.go:261 findWorkingFronts::Trying all fronts DEBUG fronted: fronted.go:406 Returning connection for front 127.0.0.1:44565 in 11.868665ms DEBUG fronted: fronted.go:406 Returning connection for front 127.0.0.1:33487 in 12.287965ms DEBUG fronted: fronted_test.go:558 (sadcloud.io) CDN Request: POST /ping HTTP/1.1 Host: ttt.sadcloud.io Accept-Encoding: gzip Connection: close Content-Length: 1 Content-Type: application/json User-Agent: Go-http-client/1.1 a DEBUG fronted: fronted_test.go:565 accepting request host=ttt.sadcloud.io ff= DEBUG fronted: fronted.go:354 Successfully vetted one masquerade 127.0.0.1:44565 DEBUG fronted: fronted_test.go:558 (cloudsack.biz) CDN Request: POST /ping HTTP/1.1 Host: ttt.cloudsack.biz Accept-Encoding: gzip Connection: close Content-Length: 1 Content-Type: application/json User-Agent: Go-http-client/1.1 a DEBUG fronted: fronted_test.go:565 accepting request host=ttt.cloudsack.biz ff= DEBUG fronted: fronted.go:354 Successfully vetted one masquerade 127.0.0.1:33487 DEBUG fronted: fronted.go:263 findWorkingFronts::Tried all fronts DEBUG fronted: fronted.go:406 Returning connection for front 127.0.0.1:4

TestPassthrough: === RUN TestPassthrough DEBUG fronted: fronted_test.go:589 Waiting for origin server at 127.0.0.1:44021... DEBUG fronted: fronted_test.go:593 Started cloudsack.biz CDN 2025/01/29 18:24:26 http: TLS handshake error from 127.0.0.1:59492: EOF DEBUG fronted: fronted.go:98 Creating new fronted ERROR fronted: fronted.go:626 Failed to create gzip reader gzip: invalid header [error=Failed to create gzip reader %v error_location=github.com/getlantern/fronted.processYaml (fronted.go:626) error_text=Failed to create gzip reader gzip: invalid header error_type=errors.Error] ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.processYaml (fronted.go:626) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:218) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.(*fronted).readFrontsFromEmbeddedConfig (fronted.go:214) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.NewFronted (fronted.go:123) ERROR fronted: fronted.go:626 at github.com/getlantern/fronted.TestPassthrough (fronted_test.go:496) ERROR fronted: fronted.go:626 at testing.tRunner (testing.go:1689) ERROR fronted: fronted.go:626 at runtime.goexit (asm_amd64.s:1695) ERROR fronted: fronted.go:626 Caused by: gzip: invalid header ERROR fronted: fronted.go:220 Failed to process fronted config: failed to create gzip reader: gzip: invalid header [error=Failed to process fronted config: %v error_location=github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:220) error_text=Failed to process fronted config: failed to create gzip reader: gzip: invalid header error_type=errors.Error] ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.(*fronted).onNewFrontsConfig (fronted.go:220) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.(*fronted).readFrontsFromEmbeddedConfig (fronted.go:214) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.NewFronted (fronted.go:123) ERROR fronted: fronted.go:220 at github.com/getlantern/fronted.TestPassthrough (fronted_test.go:496) ERROR fronted: fronted.go:220 at testing.tRunner (testing.go:1689) ERROR fronted: fronted.go:220 at runtime.goexit (asm_amd64.s:1695) ERROR fronted: fronted.go:220 Caused by: failed to create gzip reader: gzip: invalid header ERROR fronted: fronted.go:220 Caused by: gzip: invalid header DEBUG fronted: fronted.go:173 No config URL provided -- not updating fronting configuration DEBUG fronted: fronted.go:231 Updating fronted configuration DEBUG fronted: fronted.go:546 Loading candidates for 1 providers DEBUG fronted: fronted.go:578 Finished loading candidates DEBUG fronted: fronted.go:261 findWorkingFronts::Trying all fronts DEBUG fronted: fronted.go:406 Returning connection for front 127.0.0.1:44021 in 11.959966ms DEBUG fronted: fronted_test.go:558 (cloudsack.biz) CDN Request: POST /ping HTTP/1.1 Host: ttt.cloudsack.biz Accept-Encoding: gzip Connection: close Content-Length: 1 Content-Type: application/json User-Agent: Go-http-client/1.1 a DEBUG fronted: fronted_test.go:565 accepting request host=ttt.cloudsack.biz ff= DEBUG fronted: fronted.go:354 Successfully vetted one masquerade 127.0.0.1:44021 DEBUG fronted: fronted.go:263 findWorkingFronts::Tried all fronts DEBUG fronted: fronted.go:406 Returning connection for front 127.0.0.1:44021 in 12.037709ms DEBUG fronted: connected_roundtripper.go:46 Translated origin fff.ok.cloudsack.biz -> fff.ok.cloudsack.biz. [op=fronted_request root_op=fronted_request] DEBUG fronted: fronted_test.go:558 (cloudsack.biz) CDN Request: GET /foo HTTP/1.1 Host: fff.ok.cloudsack.biz Accept-Encoding: gzip Connection: close User-Agent: Go-http-client/1.1 X-Bar-Foo: XYZ X-Foo-Bar: Quux X-Foo-Bar: Baz X-Quux: DEBUG fronted: fronted_test.go:565 accepting request host=fff.ok.cloudsack.biz ff= DEBUG fronted: connected_roundtripper.go:71 Request completed successfully [op=fronted_request root_op=fronted_request] DEBUG fronted: fronted.go:406 Returning connection for front 127.0.0.1:44021 in 11.931238ms DEBUG