---
# tasklist for setting up Dist Git
#
# This is a bit complex, so I'm dividing it into sections.

# -- Common ----------------------------------------------
# This is very basic stuff that is needed by multiple of the next sections.
- name: install the needed packages
  yum: pkg={{item}} state=present
  with_items:
  - git
  - httpd
  - mod_ssl
  - python-fedmsg-genacls
  - /usr/sbin/semanage

- name: install the httpd config file
  copy: src=pkgs.fedoraproject.org.conf dest=/etc/httpd/conf.d/pkgs.fedoraproject.org.conf
  notify:
  - restart httpd

- name: install the httpd config directory
  file: dest=/etc/httpd/conf.d/pkgs.fedoraproject.org state=directory
  notify:
  - restart httpd

- name: install the mod_ssl configuration
  copy: src=ssl.conf dest=/etc/httpd/conf.d/ssl.conf
  notify:
  - restart httpd

- name: allow httpd to access the files on NFS
  seboolean: name=httpd_use_nfs state=yes persistent=yes

- name: allow httpd to access git user content
  seboolean: name=httpd_read_user_content state=yes persistent=yes

# -- Dist Git --------------------------------------------
# This is the Git setup itself: group, root directory, scripts,...
- name: create the distgit root directory (/srv/git)
  file: dest=/srv/git state=directory mode=0755

- name: check the selinux context of the distgit root directory
  command: matchpathcon /srv/git
  register: distgitcontext
  always_run: yes
  changed_when: false
  tags:
  - config
  - distgit
  - selinux

- name: set the SELinux policy for the distgit root directory
  command: semanage fcontext -a -t git_user_content_t "/srv/git(/.*)?"
  when: distgitcontext.stdout.find('git_user_content_t') == -1
  tags:
  - config
  - distgit
  - selinux

- name: create the distgit root directory (/srv/git/rpms)
  file: dest=/srv/git/rpms state=directory mode=2775 group=packager

- name: install the distgit scripts
  copy: src={{item}} dest=/usr/local/bin/{{item}} owner=root group=root mode=0755
  with_items:
    - setup_git_package
    - mkbranch
    - pkgdb2-clone

- name: install the Dist Git-related httpd config
  copy: src=git-smart-http.conf dest=/etc/httpd/conf.d/pkgs.fedoraproject.org/git-smart-http.conf
  notify:
  - restart httpd

- name: install the pkgdb_sync_git_branches.py scripts
  template: src={{item}} dest=/usr/local/bin/{{item}} owner=root group=root mode=0755
  with_items:
    - pkgdb_sync_git_branches.py
  tags:
  - config
  - distgit

- name: schedule the update hook check
  cron: >
    name="check-update-hooks" cron_file="ansible-check-update-hooks"
    minute=0 hour=0 weekday=3
    user=nobody
    job="MAILTO=root PATH=/usr/bin:/usr/local/bin git check-perms --check=update-hook /srv/git/rpms}}"

# -- Gitolite --------------------------------------------
# This is the permission management for package maintainers, using Gitolite.
- name: create the /var/log/gitolite directory
  file: path=/var/log/gitolite owner=root group=packager state=directory mode=2775

- name: create the gen-acls group
  group: name=gen-acls gid=417 state=present

- name: create the gen-acls user
  user: > 
        name=gen-acls 
        comment="dummy system account for the gen-acls fedmsg job"
        uid=417 
        group=gen-acls 
        groups=packager
        shell=/bin/bash
        home=/srv/git

- name: create the /etc/gitolite/conf directory
  file: path=/etc/gitolite/conf owner=gen-acls group=gen-acls state=directory mode=0755

- name: create the /etc/gitolite/logs directory
  file: path=/etc/gitolite/logs owner=gen-acls group=packager
        state=directory mode=0775

- name: create the /etc/gitolite/local/VREF directory
  file: path=/etc/gitolite/local/VREF owner=gen-acls group=packager
        state=directory mode=0775

- name: create /etc/gitolite/gitolite.rc
  copy: src=gitolite.rc dest=/etc/gitolite/gitolite.rc owner=root group=root mode=0755

- name: Create the repositories symlink
  command: ln -s /srv/git/rpms/ /srv/git/repositories
           creates=/srv/git/repositories
  tags:
  - config
  - distgit

- name: Create the gitolite.rc symlink
  command: ln -s /etc/gitolite/gitolite.rc /srv/git/.gitolite.rc
           creates=/srv/git/.gitolite.rc
  tags:
  - config
  - distgit

- name: Create the gitolite configuration symlink
  command: ln -s /etc/gitolite/ /srv/git/.gitolite
           creates=/srv/git/.gitolite
  tags:
  - config
  - distgit

- name: Create the update-block-push-origin symlink
  command: ln -s /usr/share/git-core/update-block-push-origin /etc/gitolite/local/VREF/update-block-push-origin
           creates=/etc/gitolite/local/VREF/update-block-push-origin
  tags:
  - config
  - distgit

- name: install the genacls.sh script
  copy: src={{item}} dest=/usr/local/bin/{{item}} mode=0755
  with_items:
    - genacls.sh

- name: install the genacls.pkgdb scripts
  template: src={{item}} dest=/usr/local/bin/{{item}}
            owner=root group=root mode=0755
  with_items:
    - genacls.pkgdb
  tags:
  - config
  - distgit

- name: Add the genacl daily cron job
  copy: src=genacls.cron dest=/etc/cron.d/genacls.cron
        owner=root mode=644
  tags:
  - config
  - distgit

- name: install the fedmsg configuration
  copy: src=fedmsg-genacls-config.py dest=/etc/fedmsg.d/genacls.py owner=root group=root mode=0644
  tags:
  - config
  - distgit

- name: Get admin users
  command: "/srv/web/infra/ansible/scripts/users-from-fas @sysadmin-main {{ admin_groups }}"
  register: admin_user_list
  run_once: True
  always_run: True
  changed_when: "1 != 1"
  delegate_to: localhost
  tags:
  - config
  - distgit

- name: Save the list the users having a shell access
  template: src=gitolite_admins dest=/etc/gitolite/admins
            owner=gen-acls group=packager mode=660
  tags:
  - config
  - distgit

- name: Fix permissions on the Gitolite stuff
  file: dest={{ item.name }} group=packager mode={{ item.mode }} state={{ item.state }}
  with_items:
    - {name: /etc/gitolite/hooks, mode: 770, state: directory}
    - {name: /etc/gitolite/hooks/common, mode: 770, state: directory}

- name: Fix permissions on the Gitolite stuff (touch update if it does not exist)
  copy: content="" dest=/etc/gitolite/hooks/common/update force=no owner=root group=packager mode=0755
  tags:
  - distgit
  - config

# -- CGit ------------------------------------------------
# This is the pretty web view of the repositories, using CGit.
- name: install the prod cgitrc file
  copy: src=cgitrc dest=/etc/cgitrc
  tags: distgit
  notify:
  - restart httpd

- name: install our custom header for cgit
  template: src=cgit-header.html dest=/usr/share/cgit/cgit-header-fedora.html
  tags: distgit
  notify:
  - restart httpd

- name: install the CGit-related httpd config
  copy: src=redirect.conf dest=/etc/httpd/conf.d/pkgs.fedoraproject.org/redirect.conf
  tags: distgit
  notify:
  - restart httpd


# -- Lookaside Cache -------------------------------------
# This is the annex to Dist Git, where we host source tarballs.
- name: install the Lookaside Cache httpd configs
  copy: src={{item}} dest=/etc/httpd/conf.d/pkgs.fedoraproject.org/{{item}}
  with_items:
  - lookaside.conf
  - lookaside-upload.conf
  notify:
  - restart httpd
  tags:
  - distgit

- name: create the Lookaside Cache root directory
  file: dest=/srv/cache/lookaside/pkgs state=directory
        owner=apache group=apache
  tags:
  - distgit

- name: set the selinux boolean nis_enabled
  seboolean: name=nis_enabled persistent=yes state=yes
  tags:
  - distgit
  - config
  - selinux

- name: set the selinux boolean git_cgi_use_nfs
  seboolean: name=git_cgi_use_nfs persistent=yes state=yes
  tags:
  - distgit
  - config
  - selinux

# Not sure why, but fixes https://fedorahosted.org/fedora-infrastructure/ticket/4825
- name: set the selinux boolean git_system_enable_homedirs
  seboolean: name=git_system_enable_homedirs persistent=yes state=yes
  tags:
  - distgit
  - config
  - selinux

- name: check the selinux context of the Lookaside Cache root directory
  command: matchpathcon /srv/cache
  register: lcachecontext
  always_run: yes
  changed_when: false
  tags:
  - config
  - lookaside
  - selinux
  - distgit

- name: set the SELinux policy for the Lookaside Cache root directory
  command: semanage fcontext -a -t nfs_t "/srv/cache(/.*)?"
  when: lcachecontext.stdout.find('nfs_t') == -1 and env != "staging"
  tags:
  - config
  - lookaside
  - selinux
  - distgit

- name: install the fedora-ca.cert
  copy: src={{private}}/files/fedora-ca.cert dest=/etc/httpd/conf/cacert.pem
  tags:
  - distgit

- name: install the pkgs cert
  copy: src={{private}}/files/pkgs.fedoraproject.org_key_and_cert.pem
        dest=/etc/httpd/conf/pkgs.fedoraproject.org_key_and_cert.pem
        owner=apache mode=0400
  when: env != "staging"
  tags:
  - distgit

- name: install the pkgs.stg cert
  copy: src={{private}}/files/pkgs.stg.fedoraproject.org_key_and_cert.pem
        dest=/etc/httpd/conf/pkgs.fedoraproject.org_key_and_cert.pem
        owner=apache mode=0400
  when: env == "staging"
  tags:
  - distgit

- name: install the updatecrl.sh script
  copy: src=updatecrl.sh dest=/usr/local/bin/updatecrl.sh owner=root mode=755
  tags:
  - distgit

- name: run the updatecrl script
  command: /usr/local/bin/updatecrl.sh creates=/etc/pki/tls/crl.pem
  tags:
  - distgit

- name: schedule cron job to run the updatectl script
  cron: >
    name="updatecrl" cron_file="ansible-updatecrl"
    minute=0
    user=root
    job="/usr/local/bin/updatecrl.sh"
  tags:
  - distgit

- name: create /srv/web directory
  file: dest=/srv/web state=directory

- name: install the upload CGI script
  copy: src=dist-git-upload.cgi dest=/srv/web/upload.cgi owner=root group=root mode=0755
  notify:
  - restart httpd
  tags:
  - distgit

- name: check the selinux context of the upload CGI script
  command: matchpathcon /srv/web/upload.cgi
  register: upcgicontext
  always_run: yes
  changed_when: false
  tags:
  - config
  - lookaside
  - selinux

- name: set the SELinux policy for the upload CGI script
  command: semanage fcontext -a -t git_script_exec_t "/srv/web/upload.cgi"
  when: upcgicontext.stdout.find('git_script_exec_t') == -1
  tags:
  - config
  - lookaside
  - selinux

# Three tasks for handling our selinux policy for upload.cgi
- name: ensure a directory exists for our SELinux policy
  file: dest=/usr/local/share/selinux/ state=directory

- name: copy over our custom selinux policy
  copy: src=upload_cgi.pp dest=/usr/local/share/selinux/upload_cgi.pp
  register: selinux_module

- name: install our custom selinux policy
  command: semodule -i /usr/local/share/selinux/upload_cgi.pp
  when: selinux_module|changed

- name: copy over our custom nfs selinux policy
  copy: src=cgi-nfs.pp dest=/usr/local/share/selinux/cgi-nfs.pp
  register: nfs_selinux_module

- name: install our custom nfs selinux policy
  command: semodule -i /usr/local/share/selinux/cgi-nfs.pp
  when: nfs_selinux_module|changed
