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Stream logs to stdout/err

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Nginx and docker-gen logs can now be seen via docker logs.
This commit is contained in:
Jason Wilder 2014-06-03 16:30:05 -06:00
parent 95d4f67a59
commit 4f3d690cd3
4 changed files with 27 additions and 31 deletions
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10
Dockerfile
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@ -3,7 +3,7 @@ MAINTAINER Jason Wilder jwilder@litl.com
# Install Nginx. # Install Nginx.
RUN apt-get update RUN apt-get update
RUN apt-get install -y python-software-properties wget supervisor RUN apt-get install -y python-software-properties wget
RUN add-apt-repository -y ppa:nginx/stable RUN add-apt-repository -y ppa:nginx/stable
RUN apt-get update RUN apt-get update
@ -14,13 +14,13 @@ RUN mkdir /app
WORKDIR /app WORKDIR /app
ADD . /app ADD . /app
RUN wget https://github.com/jwilder/forego/releases/download/v0.8.3-p2/forego-v0.8.3-p2-linux-amd64.tar.gz
RUN tar xvzf forego-v0.8.3-p2-linux-amd64.tar.gz && mv forego /usr/local/bin && rm forego-v0.8.3-p2-linux-amd64.tar.gz
RUN wget https://github.com/jwilder/docker-gen/releases/download/0.2.1/docker-gen-linux-amd64-0.2.1.tar.gz RUN wget https://github.com/jwilder/docker-gen/releases/download/0.2.1/docker-gen-linux-amd64-0.2.1.tar.gz
RUN tar xvzf docker-gen-linux-amd64-0.2.1.tar.gz RUN tar xvzf docker-gen-linux-amd64-0.2.1.tar.gz
RUN mkdir -p /var/log/supervisor
ADD supervisor.conf /etc/supervisor/conf.d/supervisor.conf
EXPOSE 80 EXPOSE 80
ENV DOCKER_HOST unix:///tmp/docker.sock ENV DOCKER_HOST unix:///tmp/docker.sock
CMD ["/usr/bin/supervisord"] CMD ["forego", "start", "-r"]

2
Procfile Normal file
View file

@ -0,0 +1,2 @@
nginx: nginx
dockergen: /app/docker-gen -watch -only-exposed -notify "nginx -s reload" /app/nginx.tmpl /etc/nginx/sites-enabled/default

35
nginx.tmpl
View file

@ -1,8 +1,11 @@
server { server {
listen 80 default_server; listen 80 default_server;
server_name _; # This is just an invalid value which will never trigger on a real hostname. server_name _; # This is just an invalid value which will never trigger on a real hostname.
return 503; error_log /proc/self/fd/2;
access_log /proc/self/fd/1;
return 503;
} }
{{ range $host, $containers := groupBy $ "Env.VIRTUAL_HOST" }} {{ range $host, $containers := groupBy $ "Env.VIRTUAL_HOST" }}
upstream {{ $host }} { upstream {{ $host }} {
@ -28,12 +31,12 @@ upstream {{ $host }} {
{{/* Else default to standard web port 80 */}} {{/* Else default to standard web port 80 */}}
{{ else }} {{ else }}
{{ range $i, $address := $value.Addresses }} {{ range $i, $address := $value.Addresses }}
{{ if eq $address.Port "80" }} {{ if eq $address.Port "80" }}
# {{$value.Name}} # {{$value.Name}}
server {{ $address.IP }}:{{ $address.Port }}; server {{ $address.IP }}:{{ $address.Port }};
{{ end }} {{ end }}
{{ end }} {{ end }}
{{ end }} {{ end }}
{{ end }} {{ end }}
} }
@ -41,15 +44,17 @@ server {
gzip_types text/plain text/css application/json application/x-javascript text/xml application/xml application/xml+rss text/javascript; gzip_types text/plain text/css application/json application/x-javascript text/xml application/xml application/xml+rss text/javascript;
server_name {{ $host }}; server_name {{ $host }};
proxy_buffering off; proxy_buffering off;
error_log /proc/self/fd/2;
access_log /proc/self/fd/1;
location / { location / {
proxy_pass http://{{ $host }}; proxy_pass http://{{ $host }};
include /etc/nginx/proxy_params; include /etc/nginx/proxy_params;
# HTTP 1.1 support # HTTP 1.1 support
proxy_http_version 1.1; proxy_http_version 1.1;
proxy_set_header Connection ""; proxy_set_header Connection "";
} }
} }
{{ end }} {{ end }}

11
supervisor.conf
View file

@ -1,11 +0,0 @@
[supervisord]
nodaemon=true
[program:nginx]
command=nginx
directory=/etc/nginx
[program:docker-gen]
command=./docker-gen -watch -only-exposed -notify "nginx -s reload" /app/nginx.tmpl /etc/nginx/sites-enabled/default
directory=/app