bootstrap_git_all.py

#!/usr/bin/env python3

from common import pinit

photon, settings = pinit('bootstrap_git', verbose=True)

DESC = 'Make sure this key is associated with the "freifunkmwu" user on github'
SSH_TPL = '''\n
# freifunk-mwu github access
## ${desc}
Host ${gh_ident}
\tUser git
\tHostname github.com
\tPreferredAuthentications publickey
\tIdentityFile ~/.ssh/${prv_s}
\n'''

def mkprv_ssh():
    return photon.m(
        'generating new private ssh keypair',
        cmdd=dict(
            cmd='ssh-keygen -t rsa -b 4096 -N "" -f %s' %(settings['crypt']['ssh']['prv']),
            cwd=settings['crypt']['ssh']['folder'], verbose=True
        )
    )

def getpub_ssh():
    from photon.util.locations import search_location
    from photon.util.files import write_file, read_file

    if not search_location(settings['crypt']['ssh']['prv']):
        mkprv_ssh()

    pub = photon.m(
        'generating new public ssh key from private',
        cmdd=dict(
            cmd='ssh-keygen -f %s -y' %(settings['crypt']['ssh']['prv']),
            cwd=settings['crypt']['ssh']['folder']
        )
    )
    if not pub.get('returncode') == 0:
        photon.m('Error creating public ssh key', state=False)

    if read_file(settings['crypt']['ssh']['pub']) != pub.get('out'):
        write_file(settings['crypt']['ssh']['pub'], pub.get('out'))
        photon.m('wrote public ssh key', more=pub)

    return pub.get('out')

def bootstrap_git():

    pub = getpub_ssh()
    if not pub:
        photon.m('Can not bootstrap git configuration', state=True)

    conf_t = photon.template_handler(SSH_TPL)
    conf_t.sub = dict(
        desc=DESC,
        gh_ident=settings['common']['gh_ident'],
        prv_s=settings['crypt']['ssh']['prv_s']
    )
    conf_t.write(settings['crypt']['ssh']['conf'])

    photon.m(
        'setting git user.name',
        cmdd=dict(
            cmd='git config --global --replace-all user.name "%s"' %(settings['common']['hostname'])
        )
    )
    photon.m(
        'setting git user.email',
        cmdd=dict(
            cmd='git config --global --replace-all user.email "%s@%s"' %(settings['common']['hostname'], settings['common']['domain'])
        )
    )

    # display public-key on shell
    shell_t = photon.template_handler(
        '${br}${desc}${br}\n${pub} ${local}\n${br}',
        fields=dict(
            desc=DESC,
            pub=pub,
            local=settings['common']['mailto']['local'],
            br='\n%s\n' %('~'*8)
        )
    )
    photon.m(shell_t.sub, verbose=True)

if __name__ == '__main__':
    bootstrap_git()