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t0109-gateway-web-_redirects.sh
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t0109-gateway-web-_redirects.sh
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#!/usr/bin/env bash
test_description="Test HTTP Gateway _redirects support"
. lib/test-lib.sh
test_init_ipfs
test_launch_ipfs_daemon
## ============================================================================
## Test _redirects file support
## ============================================================================
# Import test case
# Run `ipfs cat /ipfs/$REDIRECTS_DIR_CID/_redirects` to see sample _redirects file
test_expect_success "Add the _redirects file test directory" '
ipfs dag import ../t0109-gateway-web-_redirects-data/redirects.car
'
CAR_ROOT_CID=QmQyqMY5vUBSbSxyitJqthgwZunCQjDVtNd8ggVCxzuPQ4
REDIRECTS_DIR_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/examples | cut -d "/" -f3)
REDIRECTS_DIR_HOSTNAME="${REDIRECTS_DIR_CID}.ipfs.localhost:$GWAY_PORT"
test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/redirect-one redirects with default of 301, per _redirects file" '
curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/redirect-one" > response &&
test_should_contain "301 Moved Permanently" response &&
test_should_contain "Location: /one.html" response
'
test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/301-redirect-one redirects with 301, per _redirects file" '
curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/301-redirect-one" > response &&
test_should_contain "301 Moved Permanently" response &&
test_should_contain "Location: /one.html" response
'
test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/302-redirect-two redirects with 302, per _redirects file" '
curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/302-redirect-two" > response &&
test_should_contain "302 Found" response &&
test_should_contain "Location: /two.html" response
'
test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/200-index returns 200, per _redirects file" '
curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/200-index" > response &&
test_should_contain "my index" response &&
test_should_contain "200 OK" response
'
test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/posts/:year/:month/:day/:title redirects with 301 and placeholders, per _redirects file" '
curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/posts/2022/01/01/hello-world" > response &&
test_should_contain "301 Moved Permanently" response &&
test_should_contain "Location: /articles/2022/01/01/hello-world" response
'
test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/splat/one.html redirects with 301 and splat placeholder, per _redirects file" '
curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/splat/one.html" > response &&
test_should_contain "301 Moved Permanently" response &&
test_should_contain "Location: /redirected-splat/one.html" response
'
# ensure custom 4xx works and has the same cache headers as regular /ipfs/ path
CUSTOM_4XX_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/examples/404.html | cut -d "/" -f3)
test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/not-found/has-no-redirects-entry returns custom 404, per _redirects file" '
curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/not-found/has-no-redirects-entry" > response &&
test_should_contain "404 Not Found" response &&
test_should_contain "Cache-Control: public, max-age=29030400, immutable" response &&
test_should_contain "Etag: \"$CUSTOM_4XX_CID\"" response &&
test_should_contain "my 404" response
'
CUSTOM_4XX_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/examples/410.html | cut -d "/" -f3)
test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/gone/has-no-redirects-entry returns custom 410, per _redirects file" '
curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/gone/has-no-redirects-entry" > response &&
test_should_contain "410 Gone" response &&
test_should_contain "Cache-Control: public, max-age=29030400, immutable" response &&
test_should_contain "Etag: \"$CUSTOM_4XX_CID\"" response &&
test_should_contain "my 410" response
'
CUSTOM_4XX_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/examples/451.html | cut -d "/" -f3)
test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/unavail/has-no-redirects-entry returns custom 451, per _redirects file" '
curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/unavail/has-no-redirects-entry" > response &&
test_should_contain "451 Unavailable For Legal Reasons" response &&
test_should_contain "Cache-Control: public, max-age=29030400, immutable" response &&
test_should_contain "Etag: \"$CUSTOM_4XX_CID\"" response &&
test_should_contain "my 451" response
'
test_expect_success "request for $REDIRECTS_DIR_HOSTNAME/catch-all returns 200, per _redirects file" '
curl -sD - --resolve $REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$REDIRECTS_DIR_HOSTNAME/catch-all" > response &&
test_should_contain "200 OK" response &&
test_should_contain "my index" response
'
# This test ensures _redirects is supported only on Web Gateways that use Host header (DNSLink, Subdomain)
test_expect_success "request for http://127.0.0.1:$GWAY_PORT/ipfs/$REDIRECTS_DIR_CID/301-redirect-one returns generic 404 (no custom 404 from _redirects since no origin isolation)" '
curl -sD - "http://127.0.0.1:$GWAY_PORT/ipfs/$REDIRECTS_DIR_CID/301-redirect-one" > response &&
test_should_contain "404 Not Found" response &&
test_should_not_contain "my 404" response
'
# With CRLF line terminator
NEWLINE_REDIRECTS_DIR_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/newlines | cut -d "/" -f3)
NEWLINE_REDIRECTS_DIR_HOSTNAME="${NEWLINE_REDIRECTS_DIR_CID}.ipfs.localhost:$GWAY_PORT"
test_expect_success "newline: _redirects has CRLF line terminators" '
ipfs cat /ipfs/$NEWLINE_REDIRECTS_DIR_CID/_redirects | file - > response &&
test_should_contain "with CRLF line terminators" response
'
test_expect_success "newline: request for $NEWLINE_REDIRECTS_DIR_HOSTNAME/redirect-one redirects with default of 301, per _redirects file" '
curl -sD - --resolve $NEWLINE_REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$NEWLINE_REDIRECTS_DIR_HOSTNAME/redirect-one" > response &&
test_should_contain "301 Moved Permanently" response &&
test_should_contain "Location: /one.html" response
'
# Good codes
GOOD_REDIRECTS_DIR_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/good-codes | cut -d "/" -f3)
GOOD_REDIRECTS_DIR_HOSTNAME="${GOOD_REDIRECTS_DIR_CID}.ipfs.localhost:$GWAY_PORT"
test_expect_success "good codes: request for $GOOD_REDIRECTS_DIR_HOSTNAME/redirect-one redirects with default of 301, per _redirects file" '
curl -sD - --resolve $GOOD_REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$GOOD_REDIRECTS_DIR_HOSTNAME/a301" > response &&
test_should_contain "301 Moved Permanently" response &&
test_should_contain "Location: /b301" response
'
# Bad codes
BAD_REDIRECTS_DIR_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/bad-codes | cut -d "/" -f3)
BAD_REDIRECTS_DIR_HOSTNAME="${BAD_REDIRECTS_DIR_CID}.ipfs.localhost:$GWAY_PORT"
# if accessing a path that doesn't exist, read _redirects and fail parsing, and return error
test_expect_success "bad codes: request for $BAD_REDIRECTS_DIR_HOSTNAME/not-found returns error about bad code" '
curl -sD - --resolve $BAD_REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$BAD_REDIRECTS_DIR_HOSTNAME/not-found" > response &&
test_should_contain "500" response &&
test_should_contain "status code 999 is not supported" response
'
# if accessing a path that does exist, don't read _redirects and therefore don't fail parsing
test_expect_success "bad codes: request for $BAD_REDIRECTS_DIR_HOSTNAME/found.html doesn't return error about bad code" '
curl -sD - --resolve $BAD_REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$BAD_REDIRECTS_DIR_HOSTNAME/found.html" > response &&
test_should_contain "200" response &&
test_should_contain "my found" response &&
test_should_not_contain "unsupported redirect status" response
'
# Invalid file, containing "hello"
INVALID_REDIRECTS_DIR_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/invalid | cut -d "/" -f3)
INVALID_REDIRECTS_DIR_HOSTNAME="${INVALID_REDIRECTS_DIR_CID}.ipfs.localhost:$GWAY_PORT"
# if accessing a path that doesn't exist, read _redirects and fail parsing, and return error
test_expect_success "invalid file: request for $INVALID_REDIRECTS_DIR_HOSTNAME/not-found returns error about invalid redirects file" '
curl -sD - --resolve $INVALID_REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$INVALID_REDIRECTS_DIR_HOSTNAME/not-found" > response &&
test_should_contain "500" response &&
test_should_contain "could not parse _redirects:" response
'
# Invalid file, containing forced redirect
INVALID_REDIRECTS_DIR_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/forced | cut -d "/" -f3)
INVALID_REDIRECTS_DIR_HOSTNAME="${INVALID_REDIRECTS_DIR_CID}.ipfs.localhost:$GWAY_PORT"
# if accessing a path that doesn't exist, read _redirects and fail parsing, and return error
test_expect_success "invalid file: request for $INVALID_REDIRECTS_DIR_HOSTNAME/not-found returns error about invalid redirects file" '
curl -sD - --resolve $INVALID_REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$INVALID_REDIRECTS_DIR_HOSTNAME/not-found" > response &&
test_should_contain "500" response &&
test_should_contain "could not parse _redirects:" response &&
test_should_contain "forced redirects (or \"shadowing\") are not supported" response
'
# if accessing a path that doesn't exist and _redirects file is too large, return error
TOO_LARGE_REDIRECTS_DIR_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/too-large | cut -d "/" -f3)
TOO_LARGE_REDIRECTS_DIR_HOSTNAME="${TOO_LARGE_REDIRECTS_DIR_CID}.ipfs.localhost:$GWAY_PORT"
test_expect_success "invalid file: request for $TOO_LARGE_REDIRECTS_DIR_HOSTNAME/not-found returns error about too large redirects file" '
curl -sD - --resolve $TOO_LARGE_REDIRECTS_DIR_HOSTNAME:127.0.0.1 "http://$TOO_LARGE_REDIRECTS_DIR_HOSTNAME/not-found" > response &&
test_should_contain "500" response &&
test_should_contain "could not parse _redirects:" response &&
test_should_contain "redirects file size cannot exceed" response
'
test_kill_ipfs_daemon
# disable wildcard DNSLink gateway
# and enable it on specific DNSLink hostname
ipfs config --json Gateway.NoDNSLink true && \
ipfs config --json Gateway.PublicGateways '{
"dnslink-enabled-on-fqdn.example.org": {
"NoDNSLink": false,
"UseSubdomains": false,
"Paths": ["/ipfs"]
},
"dnslink-disabled-on-fqdn.example.com": {
"NoDNSLink": true,
"UseSubdomains": false,
"Paths": []
}
}' || exit 1
# DNSLink test requires a daemon in online mode with precached /ipns/ mapping
# REDIRECTS_DIR_CID=$(ipfs resolve -r /ipfs/$CAR_ROOT_CID/examples | cut -d "/" -f3)
DNSLINK_FQDN="dnslink-enabled-on-fqdn.example.org"
NO_DNSLINK_FQDN="dnslink-disabled-on-fqdn.example.com"
export IPFS_NS_MAP="$DNSLINK_FQDN:/ipfs/$REDIRECTS_DIR_CID"
# restart daemon to apply config changes
test_launch_ipfs_daemon
# make sure test setup is valid (fail if CoreAPI is unable to resolve)
test_expect_success "spoofed DNSLink record resolves in cli" "
ipfs resolve /ipns/$DNSLINK_FQDN > result &&
test_should_contain \"$REDIRECTS_DIR_CID\" result &&
ipfs cat /ipns/$DNSLINK_FQDN/_redirects > result &&
test_should_contain \"index.html\" result
"
test_expect_success "request for $DNSLINK_FQDN/redirect-one redirects with default of 301, per _redirects file" '
curl -sD - --resolve $DNSLINK_FQDN:$GWAY_PORT:127.0.0.1 "http://$DNSLINK_FQDN:$GWAY_PORT/redirect-one" > response &&
test_should_contain "301 Moved Permanently" response &&
test_should_contain "Location: /one.html" response
'
# ensure custom 404 works and has the same cache headers as regular /ipns/ paths
test_expect_success "request for $DNSLINK_FQDN/en/has-no-redirects-entry returns custom 404, per _redirects file" '
curl -sD - --resolve $DNSLINK_FQDN:$GWAY_PORT:127.0.0.1 "http://$DNSLINK_FQDN:$GWAY_PORT/not-found/has-no-redirects-entry" > response &&
test_should_contain "404 Not Found" response &&
test_should_contain "Etag: \"Qmd9GD7Bauh6N2ZLfNnYS3b7QVAijbud83b8GE8LPMNBBP\"" response &&
test_should_not_contain "Cache-Control: public, max-age=29030400, immutable" response &&
test_should_not_contain "immutable" response &&
test_should_contain "Date: " response &&
test_should_contain "my 404" response
'
test_expect_success "request for $NO_DNSLINK_FQDN/redirect-one does not redirect, since DNSLink is disabled" '
curl -sD - --resolve $NO_DNSLINK_FQDN:$GWAY_PORT:127.0.0.1 "http://$NO_DNSLINK_FQDN:$GWAY_PORT/redirect-one" > response &&
test_should_not_contain "one.html" response &&
test_should_not_contain "301 Moved Permanently" response &&
test_should_not_contain "Location:" response
'
test_kill_ipfs_daemon
test_done