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Merge 29c3290594 into 0e8d6601b6

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LifetimeMistake 2024-09-28 08:13:56 +00:00 committed by GitHub
commit a7772a7d7b
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3 changed files with 38 additions and 24 deletions
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2
Dockerfile
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@ -31,5 +31,7 @@ ENV ALLOW_RESTARTS=0 \
TASKS=0 \ TASKS=0 \
VERSION=1 \ VERSION=1 \
VOLUMES=0 VOLUMES=0
COPY docker-entrypoint.sh /usr/local/bin/ COPY docker-entrypoint.sh /usr/local/bin/
COPY haproxy.cfg /usr/local/etc/haproxy/haproxy.cfg.template COPY haproxy.cfg /usr/local/etc/haproxy/haproxy.cfg.template
COPY verify.lua /usr/local/etc/haproxy/verify.lua

48
haproxy.cfg
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@ -6,6 +6,7 @@ global
# Turn on stats unix socket # Turn on stats unix socket
server-state-file /var/lib/haproxy/server-state server-state-file /var/lib/haproxy/server-state
lua-load /usr/local/etc/haproxy/verify.lua
defaults defaults
mode http mode http
@ -45,33 +46,32 @@ backend docker-events
frontend dockerfrontend frontend dockerfrontend
bind ${BIND_CONFIG} bind ${BIND_CONFIG}
http-request deny unless METH_GET || { env(POST) -m bool }
http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/containers/[a-zA-Z0-9_.-]+/((stop)|(restart)|(kill)) } { env(ALLOW_RESTARTS) -m bool } http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/containers/[a-zA-Z0-9_.-]+/((stop)|(restart)|(kill)) } { env(ALLOW_RESTARTS) -m bool }
http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/containers/[a-zA-Z0-9_.-]+/start } { env(ALLOW_START) -m bool } http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/containers/[a-zA-Z0-9_.-]+/start } { env(ALLOW_START) -m bool }
http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/containers/[a-zA-Z0-9_.-]+/stop } { env(ALLOW_STOP) -m bool } http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/containers/[a-zA-Z0-9_.-]+/stop } { env(ALLOW_STOP) -m bool }
http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/auth } { env(AUTH) -m bool } http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/containers } { lua.verify_access(CONTAINERS) -m bool }
http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/build } { env(BUILD) -m bool } http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/exec } { lua.verify_access(EXEC) -m bool }
http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/commit } { env(COMMIT) -m bool } http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/images } { lua.verify_access(IMAGES) -m bool }
http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/configs } { env(CONFIGS) -m bool } http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/networks } { lua.verify_access(NETWORKS) -m bool }
http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/containers } { env(CONTAINERS) -m bool } http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/secrets } { lua.verify_access(SECRETS) -m bool }
http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/distribution } { env(DISTRIBUTION) -m bool } http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/services } { lua.verify_access(SERVICES) -m bool }
http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/events } { env(EVENTS) -m bool } http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/volumes } { lua.verify_access(VOLUMES) -m bool }
http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/exec } { env(EXEC) -m bool } http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/swarm } { lua.verify_access(SWARM) -m bool }
http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/grpc } { env(GRPC) -m bool } http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/nodes } { lua.verify_access(NODES) -m bool }
http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/images } { env(IMAGES) -m bool } http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/configs } { lua.verify_access(CONFIGS) -m bool }
http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/info } { env(INFO) -m bool } http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/plugins } { lua.verify_access(PLUGINS) -m bool }
http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/networks } { env(NETWORKS) -m bool } http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/system } { lua.verify_access(SYSTEM) -m bool }
http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/nodes } { env(NODES) -m bool } http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/auth } { lua.verify_access(AUTH) -m bool }
http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/_ping } { env(PING) -m bool } http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/build } { lua.verify_access(BUILD) -m bool }
http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/plugins } { env(PLUGINS) -m bool } http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/commit } { lua.verify_access(COMMIT) -m bool }
http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/secrets } { env(SECRETS) -m bool } http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/distribution } { lua.verify_access(DISTRIBUTION) -m bool }
http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/services } { env(SERVICES) -m bool } http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/events } { lua.verify_access(EVENTS) -m bool }
http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/session } { env(SESSION) -m bool } http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/grpc } { lua.verify_access(GRPC) -m bool }
http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/swarm } { env(SWARM) -m bool } http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/info } { lua.verify_access(INFO) -m bool }
http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/system } { env(SYSTEM) -m bool } http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/_ping } { lua.verify_access(PING) -m bool }
http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/tasks } { env(TASKS) -m bool } http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/session } { lua.verify_access(SESSION) -m bool }
http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/version } { env(VERSION) -m bool } http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/tasks } { lua.verify_access(TASKS) -m bool }
http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/volumes } { env(VOLUMES) -m bool } http-request allow if { path,url_dec -m reg -i ^(/v[\d\.]+)?/version } { lua.verify_access(VERSION) -m bool }
http-request deny http-request deny
default_backend dockerbackend default_backend dockerbackend

12
verify.lua Normal file
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@ -0,0 +1,12 @@
core.register_fetches("verify_access", function(txn, api)
-- env(api) check is kept for backwards compatibility
local read_allowed = txn.f:env(api) == "1" or txn.f:env(api .. "_READ") == "1"
-- env(POST) check is kept for backwards compatibility
local write_allowed = txn.f:env(api .. "_WRITE") == "1" or (read_allowed and txn.f:env("POST") == "1")
local method = txn.f:method()
local result = ((method == "GET" or method == "HEAD") and read_allowed)
or ((method ~= "GET" and method ~= "HEAD") and write_allowed)
return result
end)