#require serve

  $ cat > web.conf << EOF

  > [paths]

  > / = $TESTTMP/*

  > EOF

  $ hg init repo1

  $ cd repo1

  $ touch foo

  $ hg -q commit -A -m initial

  $ cd ..

  $ hg serve -p $HGPORT -d --pid-file=hg.pid --web-conf web.conf

  $ cat hg.pid >> $DAEMON_PIDS

repo index should not send Content-Security-Policy header by default

  $ get-with-headers.py --headeronly localhost:$HGPORT '' content-security-policy etag

  200 Script output follows

static page should not send CSP by default

  $ get-with-headers.py --headeronly localhost:$HGPORT static/mercurial.js content-security-policy etag

  200 Script output follows

repo page should not send CSP by default, should send ETag

  $ get-with-headers.py --headeronly localhost:$HGPORT repo1 content-security-policy etag

  200 Script output follows

  etag: W/"*" (glob)

  $ killdaemons.py

Configure CSP without nonce

  $ cat >> web.conf << EOF

  > [web]

  > csp = script-src https://example.com/ 'unsafe-inline'

  > EOF

  $ hg serve -p $HGPORT -d --pid-file=hg.pid --web-conf web.conf

  $ cat hg.pid > $DAEMON_PIDS

repo index should send Content-Security-Policy header when enabled

  $ get-with-headers.py --headeronly localhost:$HGPORT '' content-security-policy etag

  200 Script output follows

  content-security-policy: script-src https://example.com/ 'unsafe-inline'

static page should send CSP when enabled

  $ get-with-headers.py --headeronly localhost:$HGPORT static/mercurial.js content-security-policy etag

  200 Script output follows

  content-security-policy: script-src https://example.com/ 'unsafe-inline'

repo page should send CSP by default, include etag w/o nonce

  $ get-with-headers.py --headeronly localhost:$HGPORT repo1 content-security-policy etag

  200 Script output follows

  content-security-policy: script-src https://example.com/ 'unsafe-inline'

  etag: W/"*" (glob)

nonce should not be added to html if CSP doesn't use it

  $ get-with-headers.py localhost:$HGPORT repo1/graph/tip | egrep 'content-security-policy|<script'

  <script type="text/javascript" src="/repo1/static/mercurial.js"></script>

  <script type="text/javascript">

  <script type="text/javascript">

Configure CSP with nonce

  $ killdaemons.py

  $ cat >> web.conf << EOF

  > csp = image-src 'self'; script-src https://example.com/ 'nonce-%nonce%'

  > EOF

  $ hg serve -p $HGPORT -d --pid-file=hg.pid --web-conf web.conf

  $ cat hg.pid > $DAEMON_PIDS

nonce should be substituted in CSP header

  $ get-with-headers.py --headeronly localhost:$HGPORT '' content-security-policy etag

  200 Script output follows

  content-security-policy: image-src 'self'; script-src https://example.com/ 'nonce-*' (glob)

nonce should be included in CSP for static pages

  $ get-with-headers.py --headeronly localhost:$HGPORT static/mercurial.js content-security-policy etag

  200 Script output follows

  content-security-policy: image-src 'self'; script-src https://example.com/ 'nonce-*' (glob)

repo page should have nonce, no ETag

  $ get-with-headers.py --headeronly localhost:$HGPORT repo1 content-security-policy etag

  200 Script output follows

  content-security-policy: image-src 'self'; script-src https://example.com/ 'nonce-*' (glob)

nonce should be added to html when used

  $ get-with-headers.py localhost:$HGPORT repo1/graph/tip content-security-policy | egrep 'content-security-policy|<script'

  content-security-policy: image-src 'self'; script-src https://example.com/ 'nonce-*' (glob)

  <script type="text/javascript" src="/repo1/static/mercurial.js"></script>

  <script type="text/javascript" nonce="*"> (glob)

  <script type="text/javascript" nonce="*"> (glob)

hgweb_mod w/o hgwebdir works as expected

  $ killdaemons.py

  $ hg serve -R repo1 -p $HGPORT -d --pid-file=hg.pid --config "web.csp=image-src 'self'; script-src https://example.com/ 'nonce-%nonce%'"

  $ cat hg.pid > $DAEMON_PIDS

static page sends CSP

  $ get-with-headers.py --headeronly localhost:$HGPORT static/mercurial.js content-security-policy etag

  200 Script output follows

  content-security-policy: image-src 'self'; script-src https://example.com/ 'nonce-*' (glob)

nonce included in <script> and headers

  $ get-with-headers.py localhost:$HGPORT graph/tip content-security-policy  | egrep 'content-security-policy|<script'

  content-security-policy: image-src 'self'; script-src https://example.com/ 'nonce-*' (glob)

  <script type="text/javascript" src="/static/mercurial.js"></script>

  <script type="text/javascript" nonce="*"> (glob)

  <script type="text/javascript" nonce="*"> (glob)