Sign an ipa on travis

sign.sh

#!/bin/sh

# Create a custom keychain
security create-keychain -p travis ios-build.keychain

# Make the custom keychain default, so xcodebuild will use it for signing
security default-keychain -s ios-build.keychain

# Unlock the keychain
security unlock-keychain -p travis ios-build.keychain

# Set keychain timeout to 1 hour for long builds
# see http://www.egeek.me/2013/02/23/jenkins-and-xcode-user-interaction-is-not-allowed/
security set-keychain-settings -t 3600 -l ~/Library/Keychains/ios-build.keychain

# Add certificates to keychain and allow codesign to access them
security import ./scripts/travis/apple.cer -k ~/Library/Keychains/ios-build.keychain -A
security import ./scripts/travis/dist.cer -k ~/Library/Keychains/ios-build.keychain -A
security import ./scripts/travis/dist.p12 -k ~/Library/Keychains/ios-build.keychain -P $KEY_PASSWORD -A

security set-key-partition-list -S apple-tool:,apple: -s -k "travis" "ios-build.keychain"

# Put the provisioning profile in place
mkdir -p ~/Library/MobileDevice/Provisioning\ Profiles
cp "./scripts/travis/$PROFILE_NAME.mobileprovision" ~/Library/MobileDevice/Provisioning\ Profiles/
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