Migrate GHE repos to https (based on eric's gist)

migrate_repos.sh

#!/bin/bash

# Finds and converts git repositories in or under the working directory to
# reference GitHub Enterprise (code.redbrainlabs.com).

set -e

trap "echo ERRORS DETECTED" ERR

IFS="`printf '\n\t'`"
ROOT="$PWD"
BAK_EXT="bak.$(date +%s)"


function find_git_config_files () {
    find .git -name "config"
    find . -maxdepth 1 -name ".gitmodules"
}

function remote_origin () {
    local repo="$1"

    grep \
        -A 1 \
        'remote \"origin\"' \
        "${repo}/.git/config" \
        | sed 1d \
        | cut -f 2 -d = \
        | sed 's/^ *//'
}

function convert_git_repo () {
    local repo="$1"

    pushd "$repo" > /dev/null
    echo
    echo "$(basename $PWD)/"

    for file in $(find_git_config_files); do
        echo "  ${file} => ${file}.${BAK_EXT}"

        /usr/bin/sed \
            -i ".${BAK_EXT}" \
            -e 's/[email protected]:/https:\/\/code.redbrainlabs.com\//g' \
            "$file"
    done

    echo
    popd > /dev/null
}

function prompt () {
    local rel="${repo##$ROOT/}"
    local remote=$(remote_origin "$repo")

    echo -n "REPO:   $rel
REMOTE: ${remote}
Convert to HTTPS? [y/N] "
    read confirm

    if [ "y" = "${confirm:0:1}" -o "Y" = "${confirm:0:1}" ]; then
        return 0
    else
        return 1
    fi
}

function main () {
    local repos=$(find "$PWD" -type d -name ".git" | xargs -I'{}' dirname {})

    for repo in $repos; do
        prompt && convert_git_repo "$repo"
    done
}

main